1 | /* $Id: DevVGA.cpp 62951 2016-08-04 07:21:13Z vboxsync $ */
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2 | /** @file
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3 | * DevVGA - VBox VGA/VESA device.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2016 Oracle Corporation
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8 | *
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9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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10 | * available from http://www.virtualbox.org. This file is free software;
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11 | * you can redistribute it and/or modify it under the terms of the GNU
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12 | * General Public License (GPL) as published by the Free Software
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13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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16 | * --------------------------------------------------------------------
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17 | *
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18 | * This code is based on:
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19 | *
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20 | * QEMU VGA Emulator.
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21 | *
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22 | * Copyright (c) 2003 Fabrice Bellard
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23 | *
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24 | * Permission is hereby granted, free of charge, to any person obtaining a copy
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25 | * of this software and associated documentation files (the "Software"), to deal
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26 | * in the Software without restriction, including without limitation the rights
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27 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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28 | * copies of the Software, and to permit persons to whom the Software is
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29 | * furnished to do so, subject to the following conditions:
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30 | *
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31 | * The above copyright notice and this permission notice shall be included in
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32 | * all copies or substantial portions of the Software.
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33 | *
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34 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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35 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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36 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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37 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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38 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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39 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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40 | * THE SOFTWARE.
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41 | */
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42 |
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43 |
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44 | /*********************************************************************************************************************************
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45 | * Defined Constants And Macros *
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46 | *********************************************************************************************************************************/
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47 |
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48 | /* WARNING!!! All defines that affect VGAState should be placed to DevVGA.h !!!
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49 | * NEVER place them here as this would lead to VGASTATE inconsistency
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50 | * across different .cpp files !!!
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51 | */
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52 | /** The size of the VGA GC mapping.
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53 | * This is supposed to be all the VGA memory accessible to the guest.
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54 | * The initial value was 256KB but NTAllInOne.iso appears to access more
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55 | * thus the limit was upped to 512KB.
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56 | *
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57 | * @todo Someone with some VGA knowhow should make a better guess at this value.
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58 | */
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59 | #define VGA_MAPPING_SIZE _512K
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60 |
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61 | #ifdef VBOX_WITH_HGSMI
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62 | #define PCIDEV_2_VGASTATE(pPciDev) ((PVGASTATE)((uintptr_t)pPciDev - RT_OFFSETOF(VGASTATE, Dev)))
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63 | #endif /* VBOX_WITH_HGSMI */
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64 | /** Converts a vga adaptor state pointer to a device instance pointer. */
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65 | #define VGASTATE2DEVINS(pVgaState) ((pVgaState)->CTX_SUFF(pDevIns))
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66 |
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67 | /** Check that the video modes fit into virtual video memory.
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68 | * Only works when VBE_NEW_DYN_LIST is defined! */
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69 | #define VRAM_SIZE_FIX
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70 |
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71 | /** Check buffer if an VRAM offset is within the right range or not. */
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72 | #if defined(IN_RC) || defined(VBOX_WITH_2X_4GB_ADDR_SPACE_IN_R0)
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73 | # define VERIFY_VRAM_WRITE_OFF_RETURN(pThis, off) \
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74 | do { \
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75 | if ((off) >= VGA_MAPPING_SIZE) \
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76 | { \
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77 | AssertMsgReturn((off) < (pThis)->vram_size, ("%RX32 !< %RX32\n", (uint32_t)(off), (pThis)->vram_size), VINF_SUCCESS); \
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78 | Log2(("%Rfn[%d]: %RX32 -> R3\n", __PRETTY_FUNCTION__, __LINE__, (off))); \
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79 | return VINF_IOM_R3_MMIO_WRITE; \
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80 | } \
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81 | } while (0)
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82 | #else
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83 | # define VERIFY_VRAM_WRITE_OFF_RETURN(pThis, off) \
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84 | AssertMsgReturn((off) < (pThis)->vram_size, ("%RX32 !< %RX32\n", (uint32_t)(off), (pThis)->vram_size), VINF_SUCCESS)
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85 | #endif
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86 |
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87 | /** Check buffer if an VRAM offset is within the right range or not. */
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88 | #if defined(IN_RC) || defined(VBOX_WITH_2X_4GB_ADDR_SPACE_IN_R0)
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89 | # define VERIFY_VRAM_READ_OFF_RETURN(pThis, off, rcVar) \
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90 | do { \
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91 | if ((off) >= VGA_MAPPING_SIZE) \
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92 | { \
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93 | AssertMsgReturn((off) < (pThis)->vram_size, ("%RX32 !< %RX32\n", (uint32_t)(off), (pThis)->vram_size), 0xff); \
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94 | Log2(("%Rfn[%d]: %RX32 -> R3\n", __PRETTY_FUNCTION__, __LINE__, (off))); \
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95 | (rcVar) = VINF_IOM_R3_MMIO_READ; \
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96 | return 0; \
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97 | } \
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98 | } while (0)
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99 | #else
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100 | # define VERIFY_VRAM_READ_OFF_RETURN(pThis, off, rcVar) \
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101 | do { \
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102 | AssertMsgReturn((off) < (pThis)->vram_size, ("%RX32 !< %RX32\n", (uint32_t)(off), (pThis)->vram_size), 0xff); \
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103 | NOREF(rcVar); \
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104 | } while (0)
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105 | #endif
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106 |
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107 | /** @def VBOX_WITH_VMSVGA_BACKUP_VGA_FB
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108 | * Enables correct VGA MMIO read/write handling when VMSVGA is enabled. It
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109 | * is SLOW and probably not entirely right, but it helps with getting 3dmark
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110 | * output and other stuff. */
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111 | #define VBOX_WITH_VMSVGA_BACKUP_VGA_FB 1
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112 |
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113 |
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114 | /*********************************************************************************************************************************
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115 | * Header Files *
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116 | *********************************************************************************************************************************/
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117 | #define LOG_GROUP LOG_GROUP_DEV_VGA
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118 | #include <VBox/vmm/pdmdev.h>
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119 | #include <VBox/vmm/pgm.h>
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120 | #ifdef IN_RING3
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121 | # include <iprt/cdefs.h>
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122 | # include <iprt/mem.h>
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123 | # include <iprt/ctype.h>
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124 | #endif /* IN_RING3 */
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125 | #include <iprt/assert.h>
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126 | #include <iprt/asm.h>
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127 | #include <iprt/file.h>
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128 | #include <iprt/time.h>
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129 | #include <iprt/string.h>
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130 | #include <iprt/uuid.h>
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131 |
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132 | #include <VBox/VMMDev.h>
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133 | #include <VBox/VBoxVideo.h>
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134 | #include <VBox/bioslogo.h>
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135 |
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136 | /* should go BEFORE any other DevVGA include to make all DevVGA.h config defines be visible */
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137 | #include "DevVGA.h"
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138 |
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139 | #if defined(VBE_NEW_DYN_LIST) && defined(IN_RING3) && !defined(VBOX_DEVICE_STRUCT_TESTCASE)
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140 | # include "DevVGAModes.h"
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141 | # include <stdio.h> /* sscan */
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142 | #endif
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143 |
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144 | #include "VBoxDD.h"
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145 | #include "VBoxDD2.h"
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146 |
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147 | #ifdef VBOX_WITH_VMSVGA
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148 | #include "DevVGA-SVGA.h"
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149 | #include "vmsvga/svga_reg.h"
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150 | #endif
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151 |
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152 |
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153 | /*********************************************************************************************************************************
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154 | * Structures and Typedefs *
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155 | *********************************************************************************************************************************/
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156 | #pragma pack(1)
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157 |
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158 | /** BMP File Format Bitmap Header. */
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159 | typedef struct
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160 | {
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161 | uint16_t Type; /* File Type Identifier */
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162 | uint32_t FileSize; /* Size of File */
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163 | uint16_t Reserved1; /* Reserved (should be 0) */
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164 | uint16_t Reserved2; /* Reserved (should be 0) */
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165 | uint32_t Offset; /* Offset to bitmap data */
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166 | } BMPINFO;
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167 |
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168 | /** Pointer to a bitmap header*/
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169 | typedef BMPINFO *PBMPINFO;
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170 |
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171 | /** OS/2 1.x Information Header Format. */
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172 | typedef struct
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173 | {
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174 | uint32_t Size; /* Size of Remaining Header */
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175 | uint16_t Width; /* Width of Bitmap in Pixels */
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176 | uint16_t Height; /* Height of Bitmap in Pixels */
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177 | uint16_t Planes; /* Number of Planes */
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178 | uint16_t BitCount; /* Color Bits Per Pixel */
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179 | } OS2HDR;
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180 |
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181 | /** Pointer to a OS/2 1.x header format */
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182 | typedef OS2HDR *POS2HDR;
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183 |
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184 | /** OS/2 2.0 Information Header Format. */
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185 | typedef struct
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186 | {
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187 | uint32_t Size; /* Size of Remaining Header */
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188 | uint32_t Width; /* Width of Bitmap in Pixels */
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189 | uint32_t Height; /* Height of Bitmap in Pixels */
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190 | uint16_t Planes; /* Number of Planes */
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191 | uint16_t BitCount; /* Color Bits Per Pixel */
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192 | uint32_t Compression; /* Compression Scheme (0=none) */
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193 | uint32_t SizeImage; /* Size of bitmap in bytes */
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194 | uint32_t XPelsPerMeter; /* Horz. Resolution in Pixels/Meter */
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195 | uint32_t YPelsPerMeter; /* Vert. Resolution in Pixels/Meter */
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196 | uint32_t ClrUsed; /* Number of Colors in Color Table */
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197 | uint32_t ClrImportant; /* Number of Important Colors */
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198 | uint16_t Units; /* Resolution Measurement Used */
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199 | uint16_t Reserved; /* Reserved FIelds (always 0) */
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200 | uint16_t Recording; /* Orientation of Bitmap */
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201 | uint16_t Rendering; /* Halftone Algorithm Used on Image */
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202 | uint32_t Size1; /* Halftone Algorithm Data */
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203 | uint32_t Size2; /* Halftone Algorithm Data */
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204 | uint32_t ColorEncoding; /* Color Table Format (always 0) */
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205 | uint32_t Identifier; /* Misc. Field for Application Use */
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206 | } OS22HDR;
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207 |
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208 | /** Pointer to a OS/2 2.0 header format */
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209 | typedef OS22HDR *POS22HDR;
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210 |
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211 | /** Windows 3.x Information Header Format. */
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212 | typedef struct
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213 | {
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214 | uint32_t Size; /* Size of Remaining Header */
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215 | uint32_t Width; /* Width of Bitmap in Pixels */
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216 | uint32_t Height; /* Height of Bitmap in Pixels */
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217 | uint16_t Planes; /* Number of Planes */
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218 | uint16_t BitCount; /* Bits Per Pixel */
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219 | uint32_t Compression; /* Compression Scheme (0=none) */
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220 | uint32_t SizeImage; /* Size of bitmap in bytes */
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221 | uint32_t XPelsPerMeter; /* Horz. Resolution in Pixels/Meter */
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222 | uint32_t YPelsPerMeter; /* Vert. Resolution in Pixels/Meter */
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223 | uint32_t ClrUsed; /* Number of Colors in Color Table */
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224 | uint32_t ClrImportant; /* Number of Important Colors */
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225 | } WINHDR;
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226 |
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227 | /** Pointer to a Windows 3.x header format */
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228 | typedef WINHDR *PWINHDR;
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229 |
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230 | #pragma pack()
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231 |
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232 | #define BMP_ID 0x4D42
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233 |
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234 | /** @name BMP compressions.
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235 | * @{ */
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236 | #define BMP_COMPRESS_NONE 0
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237 | #define BMP_COMPRESS_RLE8 1
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238 | #define BMP_COMPRESS_RLE4 2
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239 | /** @} */
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240 |
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241 | /** @name BMP header sizes.
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242 | * @{ */
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243 | #define BMP_HEADER_OS21 12
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244 | #define BMP_HEADER_OS22 64
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245 | #define BMP_HEADER_WIN3 40
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246 | /** @} */
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247 |
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248 | /** The BIOS boot menu text position, X. */
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249 | #define LOGO_F12TEXT_X 304
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250 | /** The BIOS boot menu text position, Y. */
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251 | #define LOGO_F12TEXT_Y 460
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252 |
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253 | /** Width of the "Press F12 to select boot device." bitmap.
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254 | Anything that exceeds the limit of F12BootText below is filled with
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255 | background. */
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256 | #define LOGO_F12TEXT_WIDTH 286
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257 | /** Height of the boot device selection bitmap, see LOGO_F12TEXT_WIDTH. */
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258 | #define LOGO_F12TEXT_HEIGHT 12
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259 |
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260 | /** The BIOS logo delay time (msec). */
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261 | #define LOGO_DELAY_TIME 2000
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262 |
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263 | #define LOGO_MAX_WIDTH 640
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264 | #define LOGO_MAX_HEIGHT 480
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265 | #define LOGO_MAX_SIZE LOGO_MAX_WIDTH * LOGO_MAX_HEIGHT * 4
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266 |
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267 |
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268 | /*********************************************************************************************************************************
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269 | * Internal Functions *
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270 | *********************************************************************************************************************************/
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271 | #ifndef IN_RING3
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272 | RT_C_DECLS_BEGIN
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273 | DECLEXPORT(FNPGMRZPHYSPFHANDLER) vgaLbfAccessPfHandler;
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274 | RT_C_DECLS_END
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275 | #endif
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276 | PGM_ALL_CB_DECL(FNPGMPHYSHANDLER) vgaLFBAccessHandler;
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277 |
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278 |
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279 | /*********************************************************************************************************************************
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280 | * Global Variables *
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281 | *********************************************************************************************************************************/
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282 | /* "Press F12 to select boot device." bitmap. */
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283 | static const uint8_t g_abLogoF12BootText[] =
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284 | {
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285 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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286 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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287 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x07, 0x0F, 0x7C,
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288 | 0xF8, 0xF0, 0x01, 0xE0, 0x81, 0x9F, 0x3F, 0x00, 0x70, 0xF8, 0x00, 0xE0, 0xC3,
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289 | 0x07, 0x0F, 0x1F, 0x3E, 0x70, 0x00, 0xF0, 0xE1, 0xC3, 0x07, 0x0E, 0x00, 0x6E,
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290 | 0x7C, 0x60, 0xE0, 0xE1, 0xC3, 0x07, 0xC6, 0x80, 0x81, 0x31, 0x63, 0xC6, 0x00,
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291 | 0x30, 0x80, 0x61, 0x0C, 0x00, 0x36, 0x63, 0x00, 0x8C, 0x19, 0x83, 0x61, 0xCC,
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292 | 0x18, 0x36, 0x00, 0xCC, 0x8C, 0x19, 0xC3, 0x06, 0xC0, 0x8C, 0x31, 0x3C, 0x30,
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293 | 0x8C, 0x19, 0x83, 0x31, 0x60, 0x60, 0x00, 0x0C, 0x18, 0x00, 0x0C, 0x60, 0x18,
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294 | 0x00, 0x80, 0xC1, 0x18, 0x00, 0x30, 0x06, 0x60, 0x18, 0x30, 0x80, 0x01, 0x00,
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295 | 0x33, 0x63, 0xC6, 0x30, 0x00, 0x30, 0x63, 0x80, 0x19, 0x0C, 0x03, 0x06, 0x00,
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296 | 0x0C, 0x18, 0x18, 0xC0, 0x81, 0x03, 0x00, 0x03, 0x18, 0x0C, 0x00, 0x60, 0x30,
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297 | 0x06, 0x00, 0x87, 0x01, 0x18, 0x06, 0x0C, 0x60, 0x00, 0xC0, 0xCC, 0x98, 0x31,
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298 | 0x0C, 0x00, 0xCC, 0x18, 0x30, 0x0C, 0xC3, 0x80, 0x01, 0x00, 0x03, 0x66, 0xFE,
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299 | 0x18, 0x30, 0x00, 0xC0, 0x02, 0x06, 0x06, 0x00, 0x18, 0x8C, 0x01, 0x60, 0xE0,
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300 | 0x0F, 0x86, 0x3F, 0x03, 0x18, 0x00, 0x30, 0x33, 0x66, 0x0C, 0x03, 0x00, 0x33,
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301 | 0xFE, 0x0C, 0xC3, 0x30, 0xE0, 0x0F, 0xC0, 0x87, 0x9B, 0x31, 0x63, 0xC6, 0x00,
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302 | 0xF0, 0x80, 0x01, 0x03, 0x00, 0x06, 0x63, 0x00, 0x8C, 0x19, 0x83, 0x61, 0xCC,
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303 | 0x18, 0x06, 0x00, 0x6C, 0x8C, 0x19, 0xC3, 0x00, 0x80, 0x8D, 0x31, 0xC3, 0x30,
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304 | 0x8C, 0x19, 0x03, 0x30, 0xB3, 0xC3, 0x87, 0x0F, 0x1F, 0x00, 0x2C, 0x60, 0x80,
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305 | 0x01, 0xE0, 0x87, 0x0F, 0x00, 0x3E, 0x7C, 0x60, 0xF0, 0xE1, 0xE3, 0x07, 0x00,
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306 | 0x0F, 0x3E, 0x7C, 0xFC, 0x00, 0xC0, 0xC3, 0xC7, 0x30, 0x0E, 0x3E, 0x7C, 0x00,
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307 | 0xCC, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x23, 0x1E, 0xC0, 0x00, 0x60, 0x00,
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308 | 0x00, 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x60, 0x00, 0xC0, 0x00, 0x00, 0x00,
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309 | 0x0C, 0x00, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x33, 0x00, 0x00,
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310 | 0x00, 0x00, 0x00, 0xC0, 0x0C, 0x87, 0x31, 0x00, 0x18, 0x00, 0x00, 0x00, 0x00,
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311 | 0x00, 0x06, 0x00, 0x00, 0x18, 0x00, 0x30, 0x00, 0x00, 0x00, 0x03, 0x00, 0x30,
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312 | 0x00, 0x00, 0xC0, 0x00, 0x00, 0x00, 0xE0, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00,
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313 | 0xF8, 0x83, 0xC1, 0x07, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0xC0, 0x01, 0x00,
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314 | 0x00, 0x04, 0x00, 0x0E, 0x00, 0x00, 0x80, 0x00, 0x00, 0x0E, 0x00, 0x00, 0x30,
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315 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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316 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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317 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
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318 | };
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319 |
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320 |
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321 | #ifndef VBOX_DEVICE_STRUCT_TESTCASE
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322 |
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323 |
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324 | /**
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325 | * Set a VRAM page dirty.
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326 | *
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327 | * @param pThis VGA instance data.
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328 | * @param offVRAM The VRAM offset of the page to set.
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329 | */
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330 | DECLINLINE(void) vga_set_dirty(PVGASTATE pThis, RTGCPHYS offVRAM)
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331 | {
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332 | AssertMsg(offVRAM < pThis->vram_size, ("offVRAM = %p, pThis->vram_size = %p\n", offVRAM, pThis->vram_size));
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333 | ASMBitSet(&pThis->au32DirtyBitmap[0], offVRAM >> PAGE_SHIFT);
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334 | pThis->fHasDirtyBits = true;
|
---|
335 | }
|
---|
336 |
|
---|
337 | /**
|
---|
338 | * Tests if a VRAM page is dirty.
|
---|
339 | *
|
---|
340 | * @returns true if dirty.
|
---|
341 | * @returns false if clean.
|
---|
342 | * @param pThis VGA instance data.
|
---|
343 | * @param offVRAM The VRAM offset of the page to check.
|
---|
344 | */
|
---|
345 | DECLINLINE(bool) vga_is_dirty(PVGASTATE pThis, RTGCPHYS offVRAM)
|
---|
346 | {
|
---|
347 | AssertMsg(offVRAM < pThis->vram_size, ("offVRAM = %p, pThis->vram_size = %p\n", offVRAM, pThis->vram_size));
|
---|
348 | return ASMBitTest(&pThis->au32DirtyBitmap[0], offVRAM >> PAGE_SHIFT);
|
---|
349 | }
|
---|
350 |
|
---|
351 | /**
|
---|
352 | * Reset dirty flags in a give range.
|
---|
353 | *
|
---|
354 | * @param pThis VGA instance data.
|
---|
355 | * @param offVRAMStart Offset into the VRAM buffer of the first page.
|
---|
356 | * @param offVRAMEnd Offset into the VRAM buffer of the last page - exclusive.
|
---|
357 | */
|
---|
358 | DECLINLINE(void) vga_reset_dirty(PVGASTATE pThis, RTGCPHYS offVRAMStart, RTGCPHYS offVRAMEnd)
|
---|
359 | {
|
---|
360 | Assert(offVRAMStart < pThis->vram_size);
|
---|
361 | Assert(offVRAMEnd <= pThis->vram_size);
|
---|
362 | Assert(offVRAMStart < offVRAMEnd);
|
---|
363 | ASMBitClearRange(&pThis->au32DirtyBitmap[0], offVRAMStart >> PAGE_SHIFT, offVRAMEnd >> PAGE_SHIFT);
|
---|
364 | }
|
---|
365 |
|
---|
366 | #ifdef _MSC_VER
|
---|
367 | # pragma warning(push)
|
---|
368 | # pragma warning(disable:4310 4245) /* Buggy warnings: cast truncates constant value; conversion from 'int' to 'const uint8_t', signed/unsigned mismatch */
|
---|
369 | #endif
|
---|
370 |
|
---|
371 | /* force some bits to zero */
|
---|
372 | static const uint8_t sr_mask[8] = {
|
---|
373 | (uint8_t)~0xfc,
|
---|
374 | (uint8_t)~0xc2,
|
---|
375 | (uint8_t)~0xf0,
|
---|
376 | (uint8_t)~0xc0,
|
---|
377 | (uint8_t)~0xf1,
|
---|
378 | (uint8_t)~0xff,
|
---|
379 | (uint8_t)~0xff,
|
---|
380 | (uint8_t)~0x01,
|
---|
381 | };
|
---|
382 |
|
---|
383 | static const uint8_t gr_mask[16] = {
|
---|
384 | (uint8_t)~0xf0, /* 0x00 */
|
---|
385 | (uint8_t)~0xf0, /* 0x01 */
|
---|
386 | (uint8_t)~0xf0, /* 0x02 */
|
---|
387 | (uint8_t)~0xe0, /* 0x03 */
|
---|
388 | (uint8_t)~0xfc, /* 0x04 */
|
---|
389 | (uint8_t)~0x84, /* 0x05 */
|
---|
390 | (uint8_t)~0xf0, /* 0x06 */
|
---|
391 | (uint8_t)~0xf0, /* 0x07 */
|
---|
392 | (uint8_t)~0x00, /* 0x08 */
|
---|
393 | (uint8_t)~0xff, /* 0x09 */
|
---|
394 | (uint8_t)~0xff, /* 0x0a */
|
---|
395 | (uint8_t)~0xff, /* 0x0b */
|
---|
396 | (uint8_t)~0xff, /* 0x0c */
|
---|
397 | (uint8_t)~0xff, /* 0x0d */
|
---|
398 | (uint8_t)~0xff, /* 0x0e */
|
---|
399 | (uint8_t)~0xff, /* 0x0f */
|
---|
400 | };
|
---|
401 |
|
---|
402 | #ifdef _MSC_VER
|
---|
403 | # pragma warning(pop)
|
---|
404 | #endif
|
---|
405 |
|
---|
406 | #define cbswap_32(__x) \
|
---|
407 | ((uint32_t)( \
|
---|
408 | (((uint32_t)(__x) & (uint32_t)0x000000ffUL) << 24) | \
|
---|
409 | (((uint32_t)(__x) & (uint32_t)0x0000ff00UL) << 8) | \
|
---|
410 | (((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >> 8) | \
|
---|
411 | (((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) ))
|
---|
412 |
|
---|
413 | #ifdef WORDS_BIGENDIAN
|
---|
414 | #define PAT(x) cbswap_32(x)
|
---|
415 | #else
|
---|
416 | #define PAT(x) (x)
|
---|
417 | #endif
|
---|
418 |
|
---|
419 | #ifdef WORDS_BIGENDIAN
|
---|
420 | #define BIG 1
|
---|
421 | #else
|
---|
422 | #define BIG 0
|
---|
423 | #endif
|
---|
424 |
|
---|
425 | #ifdef WORDS_BIGENDIAN
|
---|
426 | #define GET_PLANE(data, p) (((data) >> (24 - (p) * 8)) & 0xff)
|
---|
427 | #else
|
---|
428 | #define GET_PLANE(data, p) (((data) >> ((p) * 8)) & 0xff)
|
---|
429 | #endif
|
---|
430 |
|
---|
431 | static const uint32_t mask16[16] = {
|
---|
432 | PAT(0x00000000),
|
---|
433 | PAT(0x000000ff),
|
---|
434 | PAT(0x0000ff00),
|
---|
435 | PAT(0x0000ffff),
|
---|
436 | PAT(0x00ff0000),
|
---|
437 | PAT(0x00ff00ff),
|
---|
438 | PAT(0x00ffff00),
|
---|
439 | PAT(0x00ffffff),
|
---|
440 | PAT(0xff000000),
|
---|
441 | PAT(0xff0000ff),
|
---|
442 | PAT(0xff00ff00),
|
---|
443 | PAT(0xff00ffff),
|
---|
444 | PAT(0xffff0000),
|
---|
445 | PAT(0xffff00ff),
|
---|
446 | PAT(0xffffff00),
|
---|
447 | PAT(0xffffffff),
|
---|
448 | };
|
---|
449 |
|
---|
450 | #undef PAT
|
---|
451 |
|
---|
452 | #ifdef WORDS_BIGENDIAN
|
---|
453 | #define PAT(x) (x)
|
---|
454 | #else
|
---|
455 | #define PAT(x) cbswap_32(x)
|
---|
456 | #endif
|
---|
457 |
|
---|
458 | static const uint32_t dmask16[16] = {
|
---|
459 | PAT(0x00000000),
|
---|
460 | PAT(0x000000ff),
|
---|
461 | PAT(0x0000ff00),
|
---|
462 | PAT(0x0000ffff),
|
---|
463 | PAT(0x00ff0000),
|
---|
464 | PAT(0x00ff00ff),
|
---|
465 | PAT(0x00ffff00),
|
---|
466 | PAT(0x00ffffff),
|
---|
467 | PAT(0xff000000),
|
---|
468 | PAT(0xff0000ff),
|
---|
469 | PAT(0xff00ff00),
|
---|
470 | PAT(0xff00ffff),
|
---|
471 | PAT(0xffff0000),
|
---|
472 | PAT(0xffff00ff),
|
---|
473 | PAT(0xffffff00),
|
---|
474 | PAT(0xffffffff),
|
---|
475 | };
|
---|
476 |
|
---|
477 | static const uint32_t dmask4[4] = {
|
---|
478 | PAT(0x00000000),
|
---|
479 | PAT(0x0000ffff),
|
---|
480 | PAT(0xffff0000),
|
---|
481 | PAT(0xffffffff),
|
---|
482 | };
|
---|
483 |
|
---|
484 | #if defined(IN_RING3)
|
---|
485 | static uint32_t expand4[256];
|
---|
486 | static uint16_t expand2[256];
|
---|
487 | static uint8_t expand4to8[16];
|
---|
488 | #endif /* IN_RING3 */
|
---|
489 |
|
---|
490 | /* Update the values needed for calculating Vertical Retrace and
|
---|
491 | * Display Enable status bits more or less accurately. The Display Enable
|
---|
492 | * bit is set (indicating *disabled* display signal) when either the
|
---|
493 | * horizontal (hblank) or vertical (vblank) blanking is active. The
|
---|
494 | * Vertical Retrace bit is set when vertical retrace (vsync) is active.
|
---|
495 | * Unless the CRTC is horribly misprogrammed, vsync implies vblank.
|
---|
496 | */
|
---|
497 | static void vga_update_retrace_state(PVGASTATE pThis)
|
---|
498 | {
|
---|
499 | unsigned htotal_cclks, vtotal_lines, chars_per_sec;
|
---|
500 | unsigned hblank_start_cclk, hblank_end_cclk, hblank_width, hblank_skew_cclks;
|
---|
501 | unsigned vsync_start_line, vsync_end, vsync_width;
|
---|
502 | unsigned vblank_start_line, vblank_end, vblank_width;
|
---|
503 | unsigned char_dots, clock_doubled, clock_index;
|
---|
504 | const int clocks[] = {25175000, 28322000, 25175000, 25175000};
|
---|
505 | vga_retrace_s *r = &pThis->retrace_state;
|
---|
506 |
|
---|
507 | /* For horizontal timings, we only care about the blanking start/end. */
|
---|
508 | htotal_cclks = pThis->cr[0x00] + 5;
|
---|
509 | hblank_start_cclk = pThis->cr[0x02];
|
---|
510 | hblank_end_cclk = (pThis->cr[0x03] & 0x1f) + ((pThis->cr[0x05] & 0x80) >> 2);
|
---|
511 | hblank_skew_cclks = (pThis->cr[0x03] >> 5) & 3;
|
---|
512 |
|
---|
513 | /* For vertical timings, we need both the blanking start/end... */
|
---|
514 | vtotal_lines = pThis->cr[0x06] + ((pThis->cr[0x07] & 1) << 8) + ((pThis->cr[0x07] & 0x20) << 4) + 2;
|
---|
515 | vblank_start_line = pThis->cr[0x15] + ((pThis->cr[0x07] & 8) << 5) + ((pThis->cr[0x09] & 0x20) << 4);
|
---|
516 | vblank_end = pThis->cr[0x16];
|
---|
517 | /* ... and the vertical retrace (vsync) start/end. */
|
---|
518 | vsync_start_line = pThis->cr[0x10] + ((pThis->cr[0x07] & 4) << 6) + ((pThis->cr[0x07] & 0x80) << 2);
|
---|
519 | vsync_end = pThis->cr[0x11] & 0xf;
|
---|
520 |
|
---|
521 | /* Calculate the blanking and sync widths. The way it's implemented in
|
---|
522 | * the VGA with limited-width compare counters is quite a piece of work.
|
---|
523 | */
|
---|
524 | hblank_width = (hblank_end_cclk - hblank_start_cclk) & 0x3f;/* 6 bits */
|
---|
525 | vblank_width = (vblank_end - vblank_start_line) & 0xff; /* 8 bits */
|
---|
526 | vsync_width = (vsync_end - vsync_start_line) & 0xf; /* 4 bits */
|
---|
527 |
|
---|
528 | /* Calculate the dot and character clock rates. */
|
---|
529 | clock_doubled = (pThis->sr[0x01] >> 3) & 1; /* Clock doubling bit. */
|
---|
530 | clock_index = (pThis->msr >> 2) & 3;
|
---|
531 | char_dots = (pThis->sr[0x01] & 1) ? 8 : 9; /* 8 or 9 dots per cclk. */
|
---|
532 |
|
---|
533 | chars_per_sec = clocks[clock_index] / char_dots;
|
---|
534 | Assert(chars_per_sec); /* Can't possibly be zero. */
|
---|
535 |
|
---|
536 | htotal_cclks <<= clock_doubled;
|
---|
537 |
|
---|
538 | /* Calculate the number of cclks per entire frame. */
|
---|
539 | r->frame_cclks = vtotal_lines * htotal_cclks;
|
---|
540 | Assert(r->frame_cclks); /* Can't possibly be zero. */
|
---|
541 |
|
---|
542 | if (r->v_freq_hz) { /* Could be set to emulate a specific rate. */
|
---|
543 | r->cclk_ns = 1000000000 / (r->frame_cclks * r->v_freq_hz);
|
---|
544 | } else {
|
---|
545 | r->cclk_ns = 1000000000 / chars_per_sec;
|
---|
546 | }
|
---|
547 | Assert(r->cclk_ns);
|
---|
548 | r->frame_ns = r->frame_cclks * r->cclk_ns;
|
---|
549 |
|
---|
550 | /* Calculate timings in cclks/lines. Stored but not directly used. */
|
---|
551 | r->hb_start = hblank_start_cclk + hblank_skew_cclks;
|
---|
552 | r->hb_end = hblank_start_cclk + hblank_width + hblank_skew_cclks;
|
---|
553 | r->h_total = htotal_cclks;
|
---|
554 | Assert(r->h_total); /* Can't possibly be zero. */
|
---|
555 |
|
---|
556 | r->vb_start = vblank_start_line;
|
---|
557 | r->vb_end = vblank_start_line + vblank_width + 1;
|
---|
558 | r->vs_start = vsync_start_line;
|
---|
559 | r->vs_end = vsync_start_line + vsync_width + 1;
|
---|
560 |
|
---|
561 | /* Calculate timings in nanoseconds. For easier comparisons, the frame
|
---|
562 | * is considered to start at the beginning of the vertical and horizontal
|
---|
563 | * blanking period.
|
---|
564 | */
|
---|
565 | r->h_total_ns = htotal_cclks * r->cclk_ns;
|
---|
566 | r->hb_end_ns = hblank_width * r->cclk_ns;
|
---|
567 | r->vb_end_ns = vblank_width * r->h_total_ns;
|
---|
568 | r->vs_start_ns = (r->vs_start - r->vb_start) * r->h_total_ns;
|
---|
569 | r->vs_end_ns = (r->vs_end - r->vb_start) * r->h_total_ns;
|
---|
570 | Assert(r->h_total_ns); /* See h_total. */
|
---|
571 | }
|
---|
572 |
|
---|
573 | static uint8_t vga_retrace(PVGASTATE pThis)
|
---|
574 | {
|
---|
575 | vga_retrace_s *r = &pThis->retrace_state;
|
---|
576 |
|
---|
577 | if (r->frame_ns) {
|
---|
578 | uint8_t val = pThis->st01 & ~(ST01_V_RETRACE | ST01_DISP_ENABLE);
|
---|
579 | unsigned cur_frame_ns, cur_line_ns;
|
---|
580 | uint64_t time_ns;
|
---|
581 |
|
---|
582 | time_ns = PDMDevHlpTMTimeVirtGetNano(VGASTATE2DEVINS(pThis));
|
---|
583 |
|
---|
584 | /* Determine the time within the frame. */
|
---|
585 | cur_frame_ns = time_ns % r->frame_ns;
|
---|
586 |
|
---|
587 | /* See if we're in the vertical blanking period... */
|
---|
588 | if (cur_frame_ns < r->vb_end_ns) {
|
---|
589 | val |= ST01_DISP_ENABLE;
|
---|
590 | /* ... and additionally in the vertical sync period. */
|
---|
591 | if (cur_frame_ns >= r->vs_start_ns && cur_frame_ns <= r->vs_end_ns)
|
---|
592 | val |= ST01_V_RETRACE;
|
---|
593 | } else {
|
---|
594 | /* Determine the time within the current scanline. */
|
---|
595 | cur_line_ns = cur_frame_ns % r->h_total_ns;
|
---|
596 | /* See if we're in the horizontal blanking period. */
|
---|
597 | if (cur_line_ns < r->hb_end_ns)
|
---|
598 | val |= ST01_DISP_ENABLE;
|
---|
599 | }
|
---|
600 | return val;
|
---|
601 | } else {
|
---|
602 | return pThis->st01 ^ (ST01_V_RETRACE | ST01_DISP_ENABLE);
|
---|
603 | }
|
---|
604 | }
|
---|
605 |
|
---|
606 | int vga_ioport_invalid(PVGASTATE pThis, uint32_t addr)
|
---|
607 | {
|
---|
608 | if (pThis->msr & MSR_COLOR_EMULATION) {
|
---|
609 | /* Color */
|
---|
610 | return (addr >= 0x3b0 && addr <= 0x3bf);
|
---|
611 | } else {
|
---|
612 | /* Monochrome */
|
---|
613 | return (addr >= 0x3d0 && addr <= 0x3df);
|
---|
614 | }
|
---|
615 | }
|
---|
616 |
|
---|
617 | static uint32_t vga_ioport_read(PVGASTATE pThis, uint32_t addr)
|
---|
618 | {
|
---|
619 | int val, index;
|
---|
620 |
|
---|
621 | /* check port range access depending on color/monochrome mode */
|
---|
622 | if (vga_ioport_invalid(pThis, addr)) {
|
---|
623 | val = 0xff;
|
---|
624 | Log(("VGA: following read ignored\n"));
|
---|
625 | } else {
|
---|
626 | switch(addr) {
|
---|
627 | case 0x3c0:
|
---|
628 | if (pThis->ar_flip_flop == 0) {
|
---|
629 | val = pThis->ar_index;
|
---|
630 | } else {
|
---|
631 | val = 0;
|
---|
632 | }
|
---|
633 | break;
|
---|
634 | case 0x3c1:
|
---|
635 | index = pThis->ar_index & 0x1f;
|
---|
636 | if (index < 21)
|
---|
637 | val = pThis->ar[index];
|
---|
638 | else
|
---|
639 | val = 0;
|
---|
640 | break;
|
---|
641 | case 0x3c2:
|
---|
642 | val = pThis->st00;
|
---|
643 | break;
|
---|
644 | case 0x3c4:
|
---|
645 | val = pThis->sr_index;
|
---|
646 | break;
|
---|
647 | case 0x3c5:
|
---|
648 | val = pThis->sr[pThis->sr_index];
|
---|
649 | Log2(("vga: read SR%x = 0x%02x\n", pThis->sr_index, val));
|
---|
650 | break;
|
---|
651 | case 0x3c7:
|
---|
652 | val = pThis->dac_state;
|
---|
653 | break;
|
---|
654 | case 0x3c8:
|
---|
655 | val = pThis->dac_write_index;
|
---|
656 | break;
|
---|
657 | case 0x3c9:
|
---|
658 | val = pThis->palette[pThis->dac_read_index * 3 + pThis->dac_sub_index];
|
---|
659 | if (++pThis->dac_sub_index == 3) {
|
---|
660 | pThis->dac_sub_index = 0;
|
---|
661 | pThis->dac_read_index++;
|
---|
662 | }
|
---|
663 | break;
|
---|
664 | case 0x3ca:
|
---|
665 | val = pThis->fcr;
|
---|
666 | break;
|
---|
667 | case 0x3cc:
|
---|
668 | val = pThis->msr;
|
---|
669 | break;
|
---|
670 | case 0x3ce:
|
---|
671 | val = pThis->gr_index;
|
---|
672 | break;
|
---|
673 | case 0x3cf:
|
---|
674 | val = pThis->gr[pThis->gr_index];
|
---|
675 | Log2(("vga: read GR%x = 0x%02x\n", pThis->gr_index, val));
|
---|
676 | break;
|
---|
677 | case 0x3b4:
|
---|
678 | case 0x3d4:
|
---|
679 | val = pThis->cr_index;
|
---|
680 | break;
|
---|
681 | case 0x3b5:
|
---|
682 | case 0x3d5:
|
---|
683 | val = pThis->cr[pThis->cr_index];
|
---|
684 | Log2(("vga: read CR%x = 0x%02x\n", pThis->cr_index, val));
|
---|
685 | break;
|
---|
686 | case 0x3ba:
|
---|
687 | case 0x3da:
|
---|
688 | val = pThis->st01 = vga_retrace(pThis);
|
---|
689 | pThis->ar_flip_flop = 0;
|
---|
690 | break;
|
---|
691 | default:
|
---|
692 | val = 0x00;
|
---|
693 | break;
|
---|
694 | }
|
---|
695 | }
|
---|
696 | Log(("VGA: read addr=0x%04x data=0x%02x\n", addr, val));
|
---|
697 | return val;
|
---|
698 | }
|
---|
699 |
|
---|
700 | static void vga_ioport_write(PVGASTATE pThis, uint32_t addr, uint32_t val)
|
---|
701 | {
|
---|
702 | int index;
|
---|
703 |
|
---|
704 | Log(("VGA: write addr=0x%04x data=0x%02x\n", addr, val));
|
---|
705 |
|
---|
706 | /* check port range access depending on color/monochrome mode */
|
---|
707 | if (vga_ioport_invalid(pThis, addr)) {
|
---|
708 | Log(("VGA: previous write ignored\n"));
|
---|
709 | return;
|
---|
710 | }
|
---|
711 |
|
---|
712 | switch(addr) {
|
---|
713 | case 0x3c0:
|
---|
714 | if (pThis->ar_flip_flop == 0) {
|
---|
715 | val &= 0x3f;
|
---|
716 | pThis->ar_index = val;
|
---|
717 | } else {
|
---|
718 | index = pThis->ar_index & 0x1f;
|
---|
719 | switch(index) {
|
---|
720 | case 0x00: case 0x01: case 0x02: case 0x03: case 0x04: case 0x05: case 0x06: case 0x07:
|
---|
721 | case 0x08: case 0x09: case 0x0a: case 0x0b: case 0x0c: case 0x0d: case 0x0e: case 0x0f:
|
---|
722 | pThis->ar[index] = val & 0x3f;
|
---|
723 | break;
|
---|
724 | case 0x10:
|
---|
725 | pThis->ar[index] = val & ~0x10;
|
---|
726 | break;
|
---|
727 | case 0x11:
|
---|
728 | pThis->ar[index] = val;
|
---|
729 | break;
|
---|
730 | case 0x12:
|
---|
731 | pThis->ar[index] = val & ~0xc0;
|
---|
732 | break;
|
---|
733 | case 0x13:
|
---|
734 | pThis->ar[index] = val & ~0xf0;
|
---|
735 | break;
|
---|
736 | case 0x14:
|
---|
737 | pThis->ar[index] = val & ~0xf0;
|
---|
738 | break;
|
---|
739 | default:
|
---|
740 | break;
|
---|
741 | }
|
---|
742 | }
|
---|
743 | pThis->ar_flip_flop ^= 1;
|
---|
744 | break;
|
---|
745 | case 0x3c2:
|
---|
746 | pThis->msr = val & ~0x10;
|
---|
747 | if (pThis->fRealRetrace)
|
---|
748 | vga_update_retrace_state(pThis);
|
---|
749 | pThis->st00 = (pThis->st00 & ~0x10) | (0x90 >> ((val >> 2) & 0x3));
|
---|
750 | break;
|
---|
751 | case 0x3c4:
|
---|
752 | pThis->sr_index = val & 7;
|
---|
753 | break;
|
---|
754 | case 0x3c5:
|
---|
755 | Log2(("vga: write SR%x = 0x%02x\n", pThis->sr_index, val));
|
---|
756 | pThis->sr[pThis->sr_index] = val & sr_mask[pThis->sr_index];
|
---|
757 | /* Allow SR07 to disable VBE. */
|
---|
758 | if (pThis->sr_index == 0x07 && !(val & 1))
|
---|
759 | {
|
---|
760 | pThis->vbe_regs[VBE_DISPI_INDEX_ENABLE] = VBE_DISPI_DISABLED;
|
---|
761 | pThis->bank_offset = 0;
|
---|
762 | }
|
---|
763 | if (pThis->fRealRetrace && pThis->sr_index == 0x01)
|
---|
764 | vga_update_retrace_state(pThis);
|
---|
765 | #ifndef IN_RC
|
---|
766 | /* The VGA region is (could be) affected by this change; reset all aliases we've created. */
|
---|
767 | if ( pThis->sr_index == 4 /* mode */
|
---|
768 | || pThis->sr_index == 2 /* plane mask */)
|
---|
769 | {
|
---|
770 | if (pThis->fRemappedVGA)
|
---|
771 | {
|
---|
772 | IOMMMIOResetRegion(PDMDevHlpGetVM(pThis->CTX_SUFF(pDevIns)), 0x000a0000);
|
---|
773 | pThis->fRemappedVGA = false;
|
---|
774 | }
|
---|
775 | }
|
---|
776 | #endif
|
---|
777 | break;
|
---|
778 | case 0x3c7:
|
---|
779 | pThis->dac_read_index = val;
|
---|
780 | pThis->dac_sub_index = 0;
|
---|
781 | pThis->dac_state = 3;
|
---|
782 | break;
|
---|
783 | case 0x3c8:
|
---|
784 | pThis->dac_write_index = val;
|
---|
785 | pThis->dac_sub_index = 0;
|
---|
786 | pThis->dac_state = 0;
|
---|
787 | break;
|
---|
788 | case 0x3c9:
|
---|
789 | pThis->dac_cache[pThis->dac_sub_index] = val;
|
---|
790 | if (++pThis->dac_sub_index == 3) {
|
---|
791 | memcpy(&pThis->palette[pThis->dac_write_index * 3], pThis->dac_cache, 3);
|
---|
792 | pThis->dac_sub_index = 0;
|
---|
793 | pThis->dac_write_index++;
|
---|
794 | }
|
---|
795 | break;
|
---|
796 | case 0x3ce:
|
---|
797 | pThis->gr_index = val & 0x0f;
|
---|
798 | break;
|
---|
799 | case 0x3cf:
|
---|
800 | Log2(("vga: write GR%x = 0x%02x\n", pThis->gr_index, val));
|
---|
801 | pThis->gr[pThis->gr_index] = val & gr_mask[pThis->gr_index];
|
---|
802 |
|
---|
803 | #ifndef IN_RC
|
---|
804 | /* The VGA region is (could be) affected by this change; reset all aliases we've created. */
|
---|
805 | if (pThis->gr_index == 6 /* memory map mode */)
|
---|
806 | {
|
---|
807 | if (pThis->fRemappedVGA)
|
---|
808 | {
|
---|
809 | IOMMMIOResetRegion(PDMDevHlpGetVM(pThis->CTX_SUFF(pDevIns)), 0x000a0000);
|
---|
810 | pThis->fRemappedVGA = false;
|
---|
811 | }
|
---|
812 | }
|
---|
813 | #endif
|
---|
814 | break;
|
---|
815 |
|
---|
816 | case 0x3b4:
|
---|
817 | case 0x3d4:
|
---|
818 | pThis->cr_index = val;
|
---|
819 | break;
|
---|
820 | case 0x3b5:
|
---|
821 | case 0x3d5:
|
---|
822 | Log2(("vga: write CR%x = 0x%02x\n", pThis->cr_index, val));
|
---|
823 | /* handle CR0-7 protection */
|
---|
824 | if ((pThis->cr[0x11] & 0x80) && pThis->cr_index <= 7) {
|
---|
825 | /* can always write bit 4 of CR7 */
|
---|
826 | if (pThis->cr_index == 7)
|
---|
827 | pThis->cr[7] = (pThis->cr[7] & ~0x10) | (val & 0x10);
|
---|
828 | return;
|
---|
829 | }
|
---|
830 | pThis->cr[pThis->cr_index] = val;
|
---|
831 |
|
---|
832 | if (pThis->fRealRetrace) {
|
---|
833 | /* The following registers are only updated during a mode set. */
|
---|
834 | switch(pThis->cr_index) {
|
---|
835 | case 0x00:
|
---|
836 | case 0x02:
|
---|
837 | case 0x03:
|
---|
838 | case 0x05:
|
---|
839 | case 0x06:
|
---|
840 | case 0x07:
|
---|
841 | case 0x09:
|
---|
842 | case 0x10:
|
---|
843 | case 0x11:
|
---|
844 | case 0x15:
|
---|
845 | case 0x16:
|
---|
846 | vga_update_retrace_state(pThis);
|
---|
847 | break;
|
---|
848 | }
|
---|
849 | }
|
---|
850 | break;
|
---|
851 | case 0x3ba:
|
---|
852 | case 0x3da:
|
---|
853 | pThis->fcr = val & 0x10;
|
---|
854 | break;
|
---|
855 | }
|
---|
856 | }
|
---|
857 |
|
---|
858 | #ifdef CONFIG_BOCHS_VBE
|
---|
859 | static uint32_t vbe_ioport_read_index(PVGASTATE pThis, uint32_t addr)
|
---|
860 | {
|
---|
861 | uint32_t val = pThis->vbe_index;
|
---|
862 | NOREF(addr);
|
---|
863 | return val;
|
---|
864 | }
|
---|
865 |
|
---|
866 | static uint32_t vbe_ioport_read_data(PVGASTATE pThis, uint32_t addr)
|
---|
867 | {
|
---|
868 | uint32_t val;
|
---|
869 | NOREF(addr);
|
---|
870 |
|
---|
871 | if (pThis->vbe_index < VBE_DISPI_INDEX_NB) {
|
---|
872 | if (pThis->vbe_regs[VBE_DISPI_INDEX_ENABLE] & VBE_DISPI_GETCAPS) {
|
---|
873 | switch(pThis->vbe_index) {
|
---|
874 | /* XXX: do not hardcode ? */
|
---|
875 | case VBE_DISPI_INDEX_XRES:
|
---|
876 | val = VBE_DISPI_MAX_XRES;
|
---|
877 | break;
|
---|
878 | case VBE_DISPI_INDEX_YRES:
|
---|
879 | val = VBE_DISPI_MAX_YRES;
|
---|
880 | break;
|
---|
881 | case VBE_DISPI_INDEX_BPP:
|
---|
882 | val = VBE_DISPI_MAX_BPP;
|
---|
883 | break;
|
---|
884 | default:
|
---|
885 | Assert(pThis->vbe_index < VBE_DISPI_INDEX_NB);
|
---|
886 | val = pThis->vbe_regs[pThis->vbe_index];
|
---|
887 | break;
|
---|
888 | }
|
---|
889 | } else {
|
---|
890 | switch(pThis->vbe_index) {
|
---|
891 | case VBE_DISPI_INDEX_VBOX_VIDEO:
|
---|
892 | /* Reading from the port means that the old additions are requesting the number of monitors. */
|
---|
893 | val = 1;
|
---|
894 | break;
|
---|
895 | default:
|
---|
896 | Assert(pThis->vbe_index < VBE_DISPI_INDEX_NB);
|
---|
897 | val = pThis->vbe_regs[pThis->vbe_index];
|
---|
898 | break;
|
---|
899 | }
|
---|
900 | }
|
---|
901 | } else {
|
---|
902 | val = 0;
|
---|
903 | }
|
---|
904 | Log(("VBE: read index=0x%x val=0x%x\n", pThis->vbe_index, val));
|
---|
905 | return val;
|
---|
906 | }
|
---|
907 |
|
---|
908 | #define VBE_PITCH_ALIGN 4 /* Align pitch to 32 bits - Qt requires that. */
|
---|
909 |
|
---|
910 | /* Calculate scanline pitch based on bit depth and width in pixels. */
|
---|
911 | static uint32_t calc_line_pitch(uint16_t bpp, uint16_t width)
|
---|
912 | {
|
---|
913 | uint32_t pitch, aligned_pitch;
|
---|
914 |
|
---|
915 | if (bpp <= 4)
|
---|
916 | pitch = width >> 1;
|
---|
917 | else
|
---|
918 | pitch = width * ((bpp + 7) >> 3);
|
---|
919 |
|
---|
920 | /* Align the pitch to some sensible value. */
|
---|
921 | aligned_pitch = (pitch + (VBE_PITCH_ALIGN - 1)) & ~(VBE_PITCH_ALIGN - 1);
|
---|
922 | if (aligned_pitch != pitch)
|
---|
923 | Log(("VBE: Line pitch %d aligned to %d bytes\n", pitch, aligned_pitch));
|
---|
924 |
|
---|
925 | return aligned_pitch;
|
---|
926 | }
|
---|
927 |
|
---|
928 | #ifdef SOME_UNUSED_FUNCTION
|
---|
929 | /* Calculate line width in pixels based on bit depth and pitch. */
|
---|
930 | static uint32_t calc_line_width(uint16_t bpp, uint32_t pitch)
|
---|
931 | {
|
---|
932 | uint32_t width;
|
---|
933 |
|
---|
934 | if (bpp <= 4)
|
---|
935 | width = pitch << 1;
|
---|
936 | else
|
---|
937 | width = pitch / ((bpp + 7) >> 3);
|
---|
938 |
|
---|
939 | return width;
|
---|
940 | }
|
---|
941 | #endif
|
---|
942 |
|
---|
943 | static void recalculate_data(PVGASTATE pThis, bool fVirtHeightOnly)
|
---|
944 | {
|
---|
945 | uint16_t cBPP = pThis->vbe_regs[VBE_DISPI_INDEX_BPP];
|
---|
946 | uint16_t cVirtWidth = pThis->vbe_regs[VBE_DISPI_INDEX_VIRT_WIDTH];
|
---|
947 | uint16_t cX = pThis->vbe_regs[VBE_DISPI_INDEX_XRES];
|
---|
948 | if (!cBPP || !cX)
|
---|
949 | return; /* Not enough data has been set yet. */
|
---|
950 | uint32_t cbLinePitch = calc_line_pitch(cBPP, cVirtWidth);
|
---|
951 | if (!cbLinePitch)
|
---|
952 | cbLinePitch = calc_line_pitch(cBPP, cX);
|
---|
953 | Assert(cbLinePitch != 0);
|
---|
954 | uint32_t cVirtHeight = pThis->vram_size / cbLinePitch;
|
---|
955 | if (!fVirtHeightOnly)
|
---|
956 | {
|
---|
957 | uint16_t offX = pThis->vbe_regs[VBE_DISPI_INDEX_X_OFFSET];
|
---|
958 | uint16_t offY = pThis->vbe_regs[VBE_DISPI_INDEX_Y_OFFSET];
|
---|
959 | uint32_t offStart = cbLinePitch * offY;
|
---|
960 | if (cBPP == 4)
|
---|
961 | offStart += offX >> 1;
|
---|
962 | else
|
---|
963 | offStart += offX * ((cBPP + 7) >> 3);
|
---|
964 | offStart >>= 2;
|
---|
965 | pThis->vbe_line_offset = RT_MIN(cbLinePitch, pThis->vram_size);
|
---|
966 | pThis->vbe_start_addr = RT_MIN(offStart, pThis->vram_size);
|
---|
967 | }
|
---|
968 |
|
---|
969 | /* The VBE_DISPI_INDEX_VIRT_HEIGHT is used to prevent setting resolution bigger than VRAM permits
|
---|
970 | * it is used instead of VBE_DISPI_INDEX_YRES *only* in case
|
---|
971 | * pThis->vbe_regs[VBE_DISPI_INDEX_VIRT_HEIGHT] < pThis->vbe_regs[VBE_DISPI_INDEX_YRES]
|
---|
972 | * We can not simply do pThis->vbe_regs[VBE_DISPI_INDEX_VIRT_HEIGHT] = cVirtHeight since
|
---|
973 | * the cVirtHeight we calculated can exceed the 16bit value range
|
---|
974 | * instead we'll check if it's bigger than pThis->vbe_regs[VBE_DISPI_INDEX_YRES], and if yes,
|
---|
975 | * assign the pThis->vbe_regs[VBE_DISPI_INDEX_VIRT_HEIGHT] with a dummy UINT16_MAX value
|
---|
976 | * that is always bigger than pThis->vbe_regs[VBE_DISPI_INDEX_YRES]
|
---|
977 | * to just ensure the pThis->vbe_regs[VBE_DISPI_INDEX_YRES] is always used */
|
---|
978 | pThis->vbe_regs[VBE_DISPI_INDEX_VIRT_HEIGHT] = (cVirtHeight >= (uint32_t)pThis->vbe_regs[VBE_DISPI_INDEX_YRES])
|
---|
979 | ? UINT16_MAX : (uint16_t)cVirtHeight;
|
---|
980 | }
|
---|
981 |
|
---|
982 | static void vbe_ioport_write_index(PVGASTATE pThis, uint32_t addr, uint32_t val)
|
---|
983 | {
|
---|
984 | pThis->vbe_index = val;
|
---|
985 | NOREF(addr);
|
---|
986 | }
|
---|
987 |
|
---|
988 | static int vbe_ioport_write_data(PVGASTATE pThis, uint32_t addr, uint32_t val)
|
---|
989 | {
|
---|
990 | uint32_t max_bank;
|
---|
991 | NOREF(addr);
|
---|
992 |
|
---|
993 | if (pThis->vbe_index <= VBE_DISPI_INDEX_NB) {
|
---|
994 | bool fRecalculate = false;
|
---|
995 | Log(("VBE: write index=0x%x val=0x%x\n", pThis->vbe_index, val));
|
---|
996 | switch(pThis->vbe_index) {
|
---|
997 | case VBE_DISPI_INDEX_ID:
|
---|
998 | if (val == VBE_DISPI_ID0 ||
|
---|
999 | val == VBE_DISPI_ID1 ||
|
---|
1000 | val == VBE_DISPI_ID2 ||
|
---|
1001 | val == VBE_DISPI_ID3 ||
|
---|
1002 | val == VBE_DISPI_ID4) {
|
---|
1003 | pThis->vbe_regs[pThis->vbe_index] = val;
|
---|
1004 | }
|
---|
1005 | if (val == VBE_DISPI_ID_VBOX_VIDEO) {
|
---|
1006 | pThis->vbe_regs[pThis->vbe_index] = val;
|
---|
1007 | } else if (val == VBE_DISPI_ID_ANYX) {
|
---|
1008 | pThis->vbe_regs[pThis->vbe_index] = val;
|
---|
1009 | }
|
---|
1010 | #ifdef VBOX_WITH_HGSMI
|
---|
1011 | else if (val == VBE_DISPI_ID_HGSMI) {
|
---|
1012 | pThis->vbe_regs[pThis->vbe_index] = val;
|
---|
1013 | }
|
---|
1014 | #endif /* VBOX_WITH_HGSMI */
|
---|
1015 | break;
|
---|
1016 | case VBE_DISPI_INDEX_XRES:
|
---|
1017 | if (val <= VBE_DISPI_MAX_XRES)
|
---|
1018 | {
|
---|
1019 | pThis->vbe_regs[pThis->vbe_index] = val;
|
---|
1020 | pThis->vbe_regs[VBE_DISPI_INDEX_VIRT_WIDTH] = val;
|
---|
1021 | fRecalculate = true;
|
---|
1022 | }
|
---|
1023 | break;
|
---|
1024 | case VBE_DISPI_INDEX_YRES:
|
---|
1025 | if (val <= VBE_DISPI_MAX_YRES)
|
---|
1026 | pThis->vbe_regs[pThis->vbe_index] = val;
|
---|
1027 | break;
|
---|
1028 | case VBE_DISPI_INDEX_BPP:
|
---|
1029 | if (val == 0)
|
---|
1030 | val = 8;
|
---|
1031 | if (val == 4 || val == 8 || val == 15 ||
|
---|
1032 | val == 16 || val == 24 || val == 32) {
|
---|
1033 | pThis->vbe_regs[pThis->vbe_index] = val;
|
---|
1034 | fRecalculate = true;
|
---|
1035 | }
|
---|
1036 | break;
|
---|
1037 | case VBE_DISPI_INDEX_BANK:
|
---|
1038 | if (pThis->vbe_regs[VBE_DISPI_INDEX_BPP] <= 4)
|
---|
1039 | max_bank = pThis->vbe_bank_max >> 2; /* Each bank really covers 256K */
|
---|
1040 | else
|
---|
1041 | max_bank = pThis->vbe_bank_max;
|
---|
1042 | /* Old software may pass garbage in the high byte of bank. If the maximum
|
---|
1043 | * bank fits into a single byte, toss the high byte the user supplied.
|
---|
1044 | */
|
---|
1045 | if (max_bank < 0x100)
|
---|
1046 | val &= 0xff;
|
---|
1047 | if (val > max_bank)
|
---|
1048 | val = max_bank;
|
---|
1049 | pThis->vbe_regs[pThis->vbe_index] = val;
|
---|
1050 | pThis->bank_offset = (val << 16);
|
---|
1051 |
|
---|
1052 | #ifndef IN_RC
|
---|
1053 | /* The VGA region is (could be) affected by this change; reset all aliases we've created. */
|
---|
1054 | if (pThis->fRemappedVGA)
|
---|
1055 | {
|
---|
1056 | IOMMMIOResetRegion(PDMDevHlpGetVM(pThis->CTX_SUFF(pDevIns)), 0x000a0000);
|
---|
1057 | pThis->fRemappedVGA = false;
|
---|
1058 | }
|
---|
1059 | #endif
|
---|
1060 | break;
|
---|
1061 |
|
---|
1062 | case VBE_DISPI_INDEX_ENABLE:
|
---|
1063 | #ifndef IN_RING3
|
---|
1064 | return VINF_IOM_R3_IOPORT_WRITE;
|
---|
1065 | #else
|
---|
1066 | {
|
---|
1067 | if ((val & VBE_DISPI_ENABLED) &&
|
---|
1068 | !(pThis->vbe_regs[VBE_DISPI_INDEX_ENABLE] & VBE_DISPI_ENABLED)) {
|
---|
1069 | int h, shift_control;
|
---|
1070 | /* Check the values before we screw up with a resolution which is too big or small. */
|
---|
1071 | size_t cb = pThis->vbe_regs[VBE_DISPI_INDEX_XRES];
|
---|
1072 | if (pThis->vbe_regs[VBE_DISPI_INDEX_BPP] == 4)
|
---|
1073 | cb = pThis->vbe_regs[VBE_DISPI_INDEX_XRES] >> 1;
|
---|
1074 | else
|
---|
1075 | cb = pThis->vbe_regs[VBE_DISPI_INDEX_XRES] * ((pThis->vbe_regs[VBE_DISPI_INDEX_BPP] + 7) >> 3);
|
---|
1076 | cb *= pThis->vbe_regs[VBE_DISPI_INDEX_YRES];
|
---|
1077 | uint16_t cVirtWidth = pThis->vbe_regs[VBE_DISPI_INDEX_VIRT_WIDTH];
|
---|
1078 | if (!cVirtWidth)
|
---|
1079 | cVirtWidth = pThis->vbe_regs[VBE_DISPI_INDEX_XRES];
|
---|
1080 | if ( !cVirtWidth
|
---|
1081 | || !pThis->vbe_regs[VBE_DISPI_INDEX_YRES]
|
---|
1082 | || cb > pThis->vram_size)
|
---|
1083 | {
|
---|
1084 | AssertMsgFailed(("VIRT WIDTH=%d YRES=%d cb=%d vram_size=%d\n",
|
---|
1085 | pThis->vbe_regs[VBE_DISPI_INDEX_VIRT_WIDTH], pThis->vbe_regs[VBE_DISPI_INDEX_YRES], cb, pThis->vram_size));
|
---|
1086 | return VINF_SUCCESS; /* Note: silent failure like before */
|
---|
1087 | }
|
---|
1088 |
|
---|
1089 | /* When VBE interface is enabled, it is reset. */
|
---|
1090 | pThis->vbe_regs[VBE_DISPI_INDEX_X_OFFSET] = 0;
|
---|
1091 | pThis->vbe_regs[VBE_DISPI_INDEX_Y_OFFSET] = 0;
|
---|
1092 | fRecalculate = true;
|
---|
1093 |
|
---|
1094 | /* clear the screen (should be done in BIOS) */
|
---|
1095 | if (!(val & VBE_DISPI_NOCLEARMEM)) {
|
---|
1096 | uint16_t cY = RT_MIN(pThis->vbe_regs[VBE_DISPI_INDEX_YRES],
|
---|
1097 | pThis->vbe_regs[VBE_DISPI_INDEX_VIRT_HEIGHT]);
|
---|
1098 | uint16_t cbLinePitch = pThis->vbe_line_offset;
|
---|
1099 | memset(pThis->CTX_SUFF(vram_ptr), 0,
|
---|
1100 | cY * cbLinePitch);
|
---|
1101 | }
|
---|
1102 |
|
---|
1103 | /* we initialize the VGA graphic mode (should be done
|
---|
1104 | in BIOS) */
|
---|
1105 | pThis->gr[0x06] = (pThis->gr[0x06] & ~0x0c) | 0x05; /* graphic mode + memory map 1 */
|
---|
1106 | pThis->cr[0x17] |= 3; /* no CGA modes */
|
---|
1107 | pThis->cr[0x13] = pThis->vbe_line_offset >> 3;
|
---|
1108 | /* width */
|
---|
1109 | pThis->cr[0x01] = (cVirtWidth >> 3) - 1;
|
---|
1110 | /* height (only meaningful if < 1024) */
|
---|
1111 | h = pThis->vbe_regs[VBE_DISPI_INDEX_YRES] - 1;
|
---|
1112 | pThis->cr[0x12] = h;
|
---|
1113 | pThis->cr[0x07] = (pThis->cr[0x07] & ~0x42) |
|
---|
1114 | ((h >> 7) & 0x02) | ((h >> 3) & 0x40);
|
---|
1115 | /* line compare to 1023 */
|
---|
1116 | pThis->cr[0x18] = 0xff;
|
---|
1117 | pThis->cr[0x07] |= 0x10;
|
---|
1118 | pThis->cr[0x09] |= 0x40;
|
---|
1119 |
|
---|
1120 | if (pThis->vbe_regs[VBE_DISPI_INDEX_BPP] == 4) {
|
---|
1121 | shift_control = 0;
|
---|
1122 | pThis->sr[0x01] &= ~8; /* no double line */
|
---|
1123 | } else {
|
---|
1124 | shift_control = 2;
|
---|
1125 | pThis->sr[4] |= 0x08; /* set chain 4 mode */
|
---|
1126 | pThis->sr[2] |= 0x0f; /* activate all planes */
|
---|
1127 | /* Indicate non-VGA mode in SR07. */
|
---|
1128 | pThis->sr[7] |= 1;
|
---|
1129 | }
|
---|
1130 | pThis->gr[0x05] = (pThis->gr[0x05] & ~0x60) | (shift_control << 5);
|
---|
1131 | pThis->cr[0x09] &= ~0x9f; /* no double scan */
|
---|
1132 | /* sunlover 30.05.2007
|
---|
1133 | * The ar_index remains with bit 0x20 cleared after a switch from fullscreen
|
---|
1134 | * DOS mode on Windows XP guest. That leads to GMODE_BLANK in vga_update_display.
|
---|
1135 | * But the VBE mode is graphics, so not a blank anymore.
|
---|
1136 | */
|
---|
1137 | pThis->ar_index |= 0x20;
|
---|
1138 | } else {
|
---|
1139 | /* XXX: the bios should do that */
|
---|
1140 | /* sunlover 21.12.2006
|
---|
1141 | * Here is probably more to reset. When this was executed in GC
|
---|
1142 | * then the *update* functions could not detect a mode change.
|
---|
1143 | * Or may be these update function should take the pThis->vbe_regs[pThis->vbe_index]
|
---|
1144 | * into account when detecting a mode change.
|
---|
1145 | *
|
---|
1146 | * The 'mode reset not detected' problem is now fixed by executing the
|
---|
1147 | * VBE_DISPI_INDEX_ENABLE case always in RING3 in order to call the
|
---|
1148 | * LFBChange callback.
|
---|
1149 | */
|
---|
1150 | pThis->bank_offset = 0;
|
---|
1151 | }
|
---|
1152 | pThis->vbe_regs[pThis->vbe_index] = val;
|
---|
1153 | /*
|
---|
1154 | * LFB video mode is either disabled or changed. Notify the display
|
---|
1155 | * and reset VBVA.
|
---|
1156 | */
|
---|
1157 | pThis->pDrv->pfnLFBModeChange(pThis->pDrv, (val & VBE_DISPI_ENABLED) != 0);
|
---|
1158 | #ifdef VBOX_WITH_HGSMI
|
---|
1159 | VBVAOnVBEChanged(pThis);
|
---|
1160 | #endif /* VBOX_WITH_HGSMI */
|
---|
1161 |
|
---|
1162 | /* The VGA region is (could be) affected by this change; reset all aliases we've created. */
|
---|
1163 | if (pThis->fRemappedVGA)
|
---|
1164 | {
|
---|
1165 | IOMMMIOResetRegion(PDMDevHlpGetVM(pThis->CTX_SUFF(pDevIns)), 0x000a0000);
|
---|
1166 | pThis->fRemappedVGA = false;
|
---|
1167 | }
|
---|
1168 | break;
|
---|
1169 | }
|
---|
1170 | #endif /* IN_RING3 */
|
---|
1171 | case VBE_DISPI_INDEX_VIRT_WIDTH:
|
---|
1172 | case VBE_DISPI_INDEX_X_OFFSET:
|
---|
1173 | case VBE_DISPI_INDEX_Y_OFFSET:
|
---|
1174 | {
|
---|
1175 | pThis->vbe_regs[pThis->vbe_index] = val;
|
---|
1176 | fRecalculate = true;
|
---|
1177 | }
|
---|
1178 | break;
|
---|
1179 | case VBE_DISPI_INDEX_VBOX_VIDEO:
|
---|
1180 | #ifndef IN_RING3
|
---|
1181 | return VINF_IOM_R3_IOPORT_WRITE;
|
---|
1182 | #else
|
---|
1183 | /* Changes in the VGA device are minimal. The device is bypassed. The driver does all work. */
|
---|
1184 | if (val == VBOX_VIDEO_DISABLE_ADAPTER_MEMORY)
|
---|
1185 | {
|
---|
1186 | pThis->pDrv->pfnProcessAdapterData(pThis->pDrv, NULL, 0);
|
---|
1187 | }
|
---|
1188 | else if (val == VBOX_VIDEO_INTERPRET_ADAPTER_MEMORY)
|
---|
1189 | {
|
---|
1190 | pThis->pDrv->pfnProcessAdapterData(pThis->pDrv, pThis->CTX_SUFF(vram_ptr), pThis->vram_size);
|
---|
1191 | }
|
---|
1192 | else if ((val & 0xFFFF0000) == VBOX_VIDEO_INTERPRET_DISPLAY_MEMORY_BASE)
|
---|
1193 | {
|
---|
1194 | pThis->pDrv->pfnProcessDisplayData(pThis->pDrv, pThis->CTX_SUFF(vram_ptr), val & 0xFFFF);
|
---|
1195 | }
|
---|
1196 | #endif /* IN_RING3 */
|
---|
1197 | break;
|
---|
1198 | default:
|
---|
1199 | break;
|
---|
1200 | }
|
---|
1201 | if (fRecalculate)
|
---|
1202 | {
|
---|
1203 | recalculate_data(pThis, false);
|
---|
1204 | }
|
---|
1205 | }
|
---|
1206 | return VINF_SUCCESS;
|
---|
1207 | }
|
---|
1208 | #endif
|
---|
1209 |
|
---|
1210 | /* called for accesses between 0xa0000 and 0xc0000 */
|
---|
1211 | static uint32_t vga_mem_readb(PVGASTATE pThis, RTGCPHYS addr, int *prc)
|
---|
1212 | {
|
---|
1213 | int memory_map_mode, plane;
|
---|
1214 | uint32_t ret;
|
---|
1215 |
|
---|
1216 | Log3(("vga: read [0x%x] -> ", addr));
|
---|
1217 | /* convert to VGA memory offset */
|
---|
1218 | memory_map_mode = (pThis->gr[6] >> 2) & 3;
|
---|
1219 | #ifndef IN_RC
|
---|
1220 | RTGCPHYS GCPhys = addr; /* save original address */
|
---|
1221 | #endif
|
---|
1222 |
|
---|
1223 | #if !defined(IN_RING3) && defined(VBOX_WITH_VMSVGA) && defined(VBOX_WITH_VMSVGA_BACKUP_VGA_FB) /** @todo figure out the right way */
|
---|
1224 | /* Ugly hack to get result from 2dmark and other vmsvga examples. */
|
---|
1225 | if (pThis->svga.fEnabled)
|
---|
1226 | return VINF_IOM_R3_MMIO_READ;
|
---|
1227 | #endif
|
---|
1228 |
|
---|
1229 | addr &= 0x1ffff;
|
---|
1230 | switch(memory_map_mode) {
|
---|
1231 | case 0:
|
---|
1232 | break;
|
---|
1233 | case 1:
|
---|
1234 | if (addr >= 0x10000)
|
---|
1235 | return 0xff;
|
---|
1236 | addr += pThis->bank_offset;
|
---|
1237 | break;
|
---|
1238 | case 2:
|
---|
1239 | addr -= 0x10000;
|
---|
1240 | if (addr >= 0x8000)
|
---|
1241 | return 0xff;
|
---|
1242 | break;
|
---|
1243 | default:
|
---|
1244 | case 3:
|
---|
1245 | addr -= 0x18000;
|
---|
1246 | if (addr >= 0x8000)
|
---|
1247 | return 0xff;
|
---|
1248 | break;
|
---|
1249 | }
|
---|
1250 |
|
---|
1251 | if (pThis->sr[4] & 0x08) {
|
---|
1252 | /* chain 4 mode : simplest access */
|
---|
1253 | # ifndef IN_RC
|
---|
1254 | /* If all planes are accessible, then map the page to the frame buffer and make it writable. */
|
---|
1255 | if ( (pThis->sr[2] & 3) == 3
|
---|
1256 | && !vga_is_dirty(pThis, addr))
|
---|
1257 | {
|
---|
1258 | /** @todo only allow read access (doesn't work now) */
|
---|
1259 | STAM_COUNTER_INC(&pThis->StatMapPage);
|
---|
1260 | IOMMMIOMapMMIO2Page(PDMDevHlpGetVM(pThis->CTX_SUFF(pDevIns)), GCPhys,
|
---|
1261 | pThis->GCPhysVRAM + addr, X86_PTE_RW | X86_PTE_P);
|
---|
1262 | /* Set as dirty as write accesses won't be noticed now. */
|
---|
1263 | vga_set_dirty(pThis, addr);
|
---|
1264 | pThis->fRemappedVGA = true;
|
---|
1265 | }
|
---|
1266 | # endif /* IN_RC */
|
---|
1267 | VERIFY_VRAM_READ_OFF_RETURN(pThis, addr, *prc);
|
---|
1268 | #if defined(IN_RING3) && defined(VBOX_WITH_VMSVGA) && defined(VBOX_WITH_VMSVGA_BACKUP_VGA_FB) /** @todo figure out the right way */
|
---|
1269 | if (pThis->svga.fEnabled && addr < _32K)
|
---|
1270 | ret = ((uint8_t *)pThis->svga.pFrameBufferBackup)[addr];
|
---|
1271 | else
|
---|
1272 | #endif
|
---|
1273 | ret = pThis->CTX_SUFF(vram_ptr)[addr];
|
---|
1274 | } else if (!(pThis->sr[4] & 0x04)) { /* Host access is controlled by SR4, not GR5! */
|
---|
1275 | /* odd/even mode (aka text mode mapping) */
|
---|
1276 | plane = (pThis->gr[4] & 2) | (addr & 1);
|
---|
1277 | /* See the comment for a similar line in vga_mem_writeb. */
|
---|
1278 | RTGCPHYS off = ((addr & ~1) << 2) | plane;
|
---|
1279 | VERIFY_VRAM_READ_OFF_RETURN(pThis, off, *prc);
|
---|
1280 | #if defined(IN_RING3) && defined(VBOX_WITH_VMSVGA) && defined(VBOX_WITH_VMSVGA_BACKUP_VGA_FB) /** @todo figure out the right way */
|
---|
1281 | if (pThis->svga.fEnabled && off < _32K)
|
---|
1282 | ret = ((uint8_t *)pThis->svga.pFrameBufferBackup)[off];
|
---|
1283 | else
|
---|
1284 | #endif
|
---|
1285 | ret = pThis->CTX_SUFF(vram_ptr)[off];
|
---|
1286 | } else {
|
---|
1287 | /* standard VGA latched access */
|
---|
1288 | VERIFY_VRAM_READ_OFF_RETURN(pThis, addr * 4 + 3, *prc);
|
---|
1289 | #if defined(IN_RING3) && defined(VBOX_WITH_VMSVGA) && defined(VBOX_WITH_VMSVGA_BACKUP_VGA_FB) /** @todo figure out the right way */
|
---|
1290 | if (pThis->svga.fEnabled && addr * 4 + 3 < _32K)
|
---|
1291 | pThis->latch = ((uint32_t *)pThis->svga.pFrameBufferBackup)[addr];
|
---|
1292 | else
|
---|
1293 | #endif
|
---|
1294 | pThis->latch = ((uint32_t *)pThis->CTX_SUFF(vram_ptr))[addr];
|
---|
1295 |
|
---|
1296 | if (!(pThis->gr[5] & 0x08)) {
|
---|
1297 | /* read mode 0 */
|
---|
1298 | plane = pThis->gr[4];
|
---|
1299 | ret = GET_PLANE(pThis->latch, plane);
|
---|
1300 | } else {
|
---|
1301 | /* read mode 1 */
|
---|
1302 | ret = (pThis->latch ^ mask16[pThis->gr[2]]) & mask16[pThis->gr[7]];
|
---|
1303 | ret |= ret >> 16;
|
---|
1304 | ret |= ret >> 8;
|
---|
1305 | ret = (~ret) & 0xff;
|
---|
1306 | }
|
---|
1307 | }
|
---|
1308 | Log3((" 0x%02x\n", ret));
|
---|
1309 | return ret;
|
---|
1310 | }
|
---|
1311 |
|
---|
1312 | /* called for accesses between 0xa0000 and 0xc0000 */
|
---|
1313 | static int vga_mem_writeb(PVGASTATE pThis, RTGCPHYS addr, uint32_t val)
|
---|
1314 | {
|
---|
1315 | int memory_map_mode, plane, write_mode, b, func_select, mask;
|
---|
1316 | uint32_t write_mask, bit_mask, set_mask;
|
---|
1317 |
|
---|
1318 | Log3(("vga: [0x%x] = 0x%02x\n", addr, val));
|
---|
1319 | /* convert to VGA memory offset */
|
---|
1320 | memory_map_mode = (pThis->gr[6] >> 2) & 3;
|
---|
1321 | #ifndef IN_RC
|
---|
1322 | RTGCPHYS GCPhys = addr; /* save original address */
|
---|
1323 | #endif
|
---|
1324 |
|
---|
1325 | #if !defined(IN_RING3) && defined(VBOX_WITH_VMSVGA) && defined(VBOX_WITH_VMSVGA_BACKUP_VGA_FB) /** @todo figure out the right way */
|
---|
1326 | /* Ugly hack to get result from 2dmark and other vmsvga examples. */
|
---|
1327 | if (pThis->svga.fEnabled)
|
---|
1328 | return VINF_IOM_R3_MMIO_WRITE;
|
---|
1329 | #endif
|
---|
1330 |
|
---|
1331 | addr &= 0x1ffff;
|
---|
1332 | switch(memory_map_mode) {
|
---|
1333 | case 0:
|
---|
1334 | break;
|
---|
1335 | case 1:
|
---|
1336 | if (addr >= 0x10000)
|
---|
1337 | return VINF_SUCCESS;
|
---|
1338 | addr += pThis->bank_offset;
|
---|
1339 | break;
|
---|
1340 | case 2:
|
---|
1341 | addr -= 0x10000;
|
---|
1342 | if (addr >= 0x8000)
|
---|
1343 | return VINF_SUCCESS;
|
---|
1344 | break;
|
---|
1345 | default:
|
---|
1346 | case 3:
|
---|
1347 | addr -= 0x18000;
|
---|
1348 | if (addr >= 0x8000)
|
---|
1349 | return VINF_SUCCESS;
|
---|
1350 | break;
|
---|
1351 | }
|
---|
1352 |
|
---|
1353 | if (pThis->sr[4] & 0x08) {
|
---|
1354 | /* chain 4 mode : simplest access */
|
---|
1355 | plane = addr & 3;
|
---|
1356 | mask = (1 << plane);
|
---|
1357 | if (pThis->sr[2] & mask) {
|
---|
1358 | # ifndef IN_RC
|
---|
1359 | /* If all planes are accessible, then map the page to the frame buffer and make it writable. */
|
---|
1360 | if ( (pThis->sr[2] & 3) == 3
|
---|
1361 | && !vga_is_dirty(pThis, addr))
|
---|
1362 | {
|
---|
1363 | STAM_COUNTER_INC(&pThis->StatMapPage);
|
---|
1364 | IOMMMIOMapMMIO2Page(PDMDevHlpGetVM(pThis->CTX_SUFF(pDevIns)), GCPhys,
|
---|
1365 | pThis->GCPhysVRAM + addr, X86_PTE_RW | X86_PTE_P);
|
---|
1366 | pThis->fRemappedVGA = true;
|
---|
1367 | }
|
---|
1368 | # endif /* IN_RC */
|
---|
1369 |
|
---|
1370 | VERIFY_VRAM_WRITE_OFF_RETURN(pThis, addr);
|
---|
1371 | #if defined(IN_RING3) && defined(VBOX_WITH_VMSVGA) && defined(VBOX_WITH_VMSVGA_BACKUP_VGA_FB) /** @todo figure out the right way */
|
---|
1372 | if (pThis->svga.fEnabled && addr < _32K)
|
---|
1373 | ((uint8_t *)pThis->svga.pFrameBufferBackup)[addr] = val;
|
---|
1374 | else
|
---|
1375 | #endif
|
---|
1376 | pThis->CTX_SUFF(vram_ptr)[addr] = val;
|
---|
1377 | Log3(("vga: chain4: [0x%x]\n", addr));
|
---|
1378 | pThis->plane_updated |= mask; /* only used to detect font change */
|
---|
1379 | vga_set_dirty(pThis, addr);
|
---|
1380 | }
|
---|
1381 | } else if (!(pThis->sr[4] & 0x04)) { /* Host access is controlled by SR4, not GR5! */
|
---|
1382 | /* odd/even mode (aka text mode mapping) */
|
---|
1383 | plane = (pThis->gr[4] & 2) | (addr & 1);
|
---|
1384 | mask = (1 << plane);
|
---|
1385 | if (pThis->sr[2] & mask) {
|
---|
1386 | /* 'addr' is offset in a plane, bit 0 selects the plane.
|
---|
1387 | * Mask the bit 0, convert plane index to vram offset,
|
---|
1388 | * that is multiply by the number of planes,
|
---|
1389 | * and select the plane byte in the vram offset.
|
---|
1390 | */
|
---|
1391 | addr = ((addr & ~1) << 2) | plane;
|
---|
1392 | VERIFY_VRAM_WRITE_OFF_RETURN(pThis, addr);
|
---|
1393 | #if defined(IN_RING3) && defined(VBOX_WITH_VMSVGA) && defined(VBOX_WITH_VMSVGA_BACKUP_VGA_FB) /** @todo figure out the right way */
|
---|
1394 | if (pThis->svga.fEnabled && addr < _32K)
|
---|
1395 | ((uint8_t *)pThis->svga.pFrameBufferBackup)[addr] = val;
|
---|
1396 | else
|
---|
1397 | #endif
|
---|
1398 | pThis->CTX_SUFF(vram_ptr)[addr] = val;
|
---|
1399 | Log3(("vga: odd/even: [0x%x]\n", addr));
|
---|
1400 | pThis->plane_updated |= mask; /* only used to detect font change */
|
---|
1401 | vga_set_dirty(pThis, addr);
|
---|
1402 | }
|
---|
1403 | } else {
|
---|
1404 | /* standard VGA latched access */
|
---|
1405 | VERIFY_VRAM_WRITE_OFF_RETURN(pThis, addr * 4 + 3);
|
---|
1406 |
|
---|
1407 | #if 0
|
---|
1408 | /* This code does not work reliably (@bugref{8123}) and no longer helps performance either. */
|
---|
1409 | #ifdef IN_RING0
|
---|
1410 | if (((++pThis->cLatchAccesses) & pThis->uMaskLatchAccess) == pThis->uMaskLatchAccess)
|
---|
1411 | {
|
---|
1412 | static uint32_t const s_aMask[5] = { 0x3ff, 0x1ff, 0x7f, 0x3f, 0x1f};
|
---|
1413 | static uint64_t const s_aDelta[5] = {10000000, 5000000, 2500000, 1250000, 625000};
|
---|
1414 | if (PDMDevHlpCanEmulateIoBlock(pThis->CTX_SUFF(pDevIns)))
|
---|
1415 | {
|
---|
1416 | uint64_t u64CurTime = RTTimeSystemNanoTS();
|
---|
1417 |
|
---|
1418 | /* About 1000 (or more) accesses per 10 ms will trigger a reschedule
|
---|
1419 | * to the recompiler
|
---|
1420 | */
|
---|
1421 | if (u64CurTime - pThis->u64LastLatchedAccess < s_aDelta[pThis->iMask])
|
---|
1422 | {
|
---|
1423 | pThis->u64LastLatchedAccess = 0;
|
---|
1424 | pThis->iMask = RT_MIN(pThis->iMask + 1U, RT_ELEMENTS(s_aMask) - 1U);
|
---|
1425 | pThis->uMaskLatchAccess = s_aMask[pThis->iMask];
|
---|
1426 | pThis->cLatchAccesses = pThis->uMaskLatchAccess - 1;
|
---|
1427 | return VINF_EM_RAW_EMULATE_IO_BLOCK;
|
---|
1428 | }
|
---|
1429 | if (pThis->u64LastLatchedAccess)
|
---|
1430 | {
|
---|
1431 | Log2(("Reset mask (was %d) delta %RX64 (limit %x)\n", pThis->iMask, u64CurTime - pThis->u64LastLatchedAccess, s_aDelta[pThis->iMask]));
|
---|
1432 | if (pThis->iMask)
|
---|
1433 | pThis->iMask--;
|
---|
1434 | pThis->uMaskLatchAccess = s_aMask[pThis->iMask];
|
---|
1435 | }
|
---|
1436 | pThis->u64LastLatchedAccess = u64CurTime;
|
---|
1437 | }
|
---|
1438 | else
|
---|
1439 | {
|
---|
1440 | pThis->u64LastLatchedAccess = 0;
|
---|
1441 | pThis->iMask = 0;
|
---|
1442 | pThis->uMaskLatchAccess = s_aMask[pThis->iMask];
|
---|
1443 | pThis->cLatchAccesses = 0;
|
---|
1444 | }
|
---|
1445 | }
|
---|
1446 | #endif
|
---|
1447 | #endif
|
---|
1448 |
|
---|
1449 | write_mode = pThis->gr[5] & 3;
|
---|
1450 | switch(write_mode) {
|
---|
1451 | default:
|
---|
1452 | case 0:
|
---|
1453 | /* rotate */
|
---|
1454 | b = pThis->gr[3] & 7;
|
---|
1455 | val = ((val >> b) | (val << (8 - b))) & 0xff;
|
---|
1456 | val |= val << 8;
|
---|
1457 | val |= val << 16;
|
---|
1458 |
|
---|
1459 | /* apply set/reset mask */
|
---|
1460 | set_mask = mask16[pThis->gr[1]];
|
---|
1461 | val = (val & ~set_mask) | (mask16[pThis->gr[0]] & set_mask);
|
---|
1462 | bit_mask = pThis->gr[8];
|
---|
1463 | break;
|
---|
1464 | case 1:
|
---|
1465 | val = pThis->latch;
|
---|
1466 | goto do_write;
|
---|
1467 | case 2:
|
---|
1468 | val = mask16[val & 0x0f];
|
---|
1469 | bit_mask = pThis->gr[8];
|
---|
1470 | break;
|
---|
1471 | case 3:
|
---|
1472 | /* rotate */
|
---|
1473 | b = pThis->gr[3] & 7;
|
---|
1474 | val = (val >> b) | (val << (8 - b));
|
---|
1475 |
|
---|
1476 | bit_mask = pThis->gr[8] & val;
|
---|
1477 | val = mask16[pThis->gr[0]];
|
---|
1478 | break;
|
---|
1479 | }
|
---|
1480 |
|
---|
1481 | /* apply logical operation */
|
---|
1482 | func_select = pThis->gr[3] >> 3;
|
---|
1483 | switch(func_select) {
|
---|
1484 | case 0:
|
---|
1485 | default:
|
---|
1486 | /* nothing to do */
|
---|
1487 | break;
|
---|
1488 | case 1:
|
---|
1489 | /* and */
|
---|
1490 | val &= pThis->latch;
|
---|
1491 | break;
|
---|
1492 | case 2:
|
---|
1493 | /* or */
|
---|
1494 | val |= pThis->latch;
|
---|
1495 | break;
|
---|
1496 | case 3:
|
---|
1497 | /* xor */
|
---|
1498 | val ^= pThis->latch;
|
---|
1499 | break;
|
---|
1500 | }
|
---|
1501 |
|
---|
1502 | /* apply bit mask */
|
---|
1503 | bit_mask |= bit_mask << 8;
|
---|
1504 | bit_mask |= bit_mask << 16;
|
---|
1505 | val = (val & bit_mask) | (pThis->latch & ~bit_mask);
|
---|
1506 |
|
---|
1507 | do_write:
|
---|
1508 | /* mask data according to sr[2] */
|
---|
1509 | mask = pThis->sr[2];
|
---|
1510 | pThis->plane_updated |= mask; /* only used to detect font change */
|
---|
1511 | write_mask = mask16[mask];
|
---|
1512 | #if defined(IN_RING3) && defined(VBOX_WITH_VMSVGA) && defined(VBOX_WITH_VMSVGA_BACKUP_VGA_FB) /** @todo figure out the right way */
|
---|
1513 | if (pThis->svga.fEnabled && addr * 4 + 3U < _32K)
|
---|
1514 | ((uint32_t *)pThis->svga.pFrameBufferBackup)[addr] =
|
---|
1515 | (((uint32_t *)pThis->svga.pFrameBufferBackup)[addr] & ~write_mask) | (val & write_mask);
|
---|
1516 | else
|
---|
1517 | #endif
|
---|
1518 | ((uint32_t *)pThis->CTX_SUFF(vram_ptr))[addr] =
|
---|
1519 | (((uint32_t *)pThis->CTX_SUFF(vram_ptr))[addr] & ~write_mask) |
|
---|
1520 | (val & write_mask);
|
---|
1521 | Log3(("vga: latch: [0x%x] mask=0x%08x val=0x%08x\n",
|
---|
1522 | addr * 4, write_mask, val));
|
---|
1523 | vga_set_dirty(pThis, (addr << 2));
|
---|
1524 | }
|
---|
1525 |
|
---|
1526 | return VINF_SUCCESS;
|
---|
1527 | }
|
---|
1528 |
|
---|
1529 | #if defined(IN_RING3)
|
---|
1530 | typedef void vga_draw_glyph8_func(uint8_t *d, int linesize,
|
---|
1531 | const uint8_t *font_ptr, int h,
|
---|
1532 | uint32_t fgcol, uint32_t bgcol,
|
---|
1533 | int dscan);
|
---|
1534 | typedef void vga_draw_glyph9_func(uint8_t *d, int linesize,
|
---|
1535 | const uint8_t *font_ptr, int h,
|
---|
1536 | uint32_t fgcol, uint32_t bgcol, int dup9);
|
---|
1537 | typedef void vga_draw_line_func(PVGASTATE pThis, uint8_t *pbDst, const uint8_t *pbSrc, int width);
|
---|
1538 |
|
---|
1539 | static inline unsigned int rgb_to_pixel8(unsigned int r, unsigned int g, unsigned b)
|
---|
1540 | {
|
---|
1541 | return ((r >> 5) << 5) | ((g >> 5) << 2) | (b >> 6);
|
---|
1542 | }
|
---|
1543 |
|
---|
1544 | static inline unsigned int rgb_to_pixel15(unsigned int r, unsigned int g, unsigned b)
|
---|
1545 | {
|
---|
1546 | return ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3);
|
---|
1547 | }
|
---|
1548 |
|
---|
1549 | static inline unsigned int rgb_to_pixel16(unsigned int r, unsigned int g, unsigned b)
|
---|
1550 | {
|
---|
1551 | return ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);
|
---|
1552 | }
|
---|
1553 |
|
---|
1554 | static inline unsigned int rgb_to_pixel32(unsigned int r, unsigned int g, unsigned b)
|
---|
1555 | {
|
---|
1556 | return (r << 16) | (g << 8) | b;
|
---|
1557 | }
|
---|
1558 |
|
---|
1559 | #define DEPTH 8
|
---|
1560 | #include "DevVGATmpl.h"
|
---|
1561 |
|
---|
1562 | #define DEPTH 15
|
---|
1563 | #include "DevVGATmpl.h"
|
---|
1564 |
|
---|
1565 | #define DEPTH 16
|
---|
1566 | #include "DevVGATmpl.h"
|
---|
1567 |
|
---|
1568 | #define DEPTH 32
|
---|
1569 | #include "DevVGATmpl.h"
|
---|
1570 |
|
---|
1571 | static unsigned int rgb_to_pixel8_dup(unsigned int r, unsigned int g, unsigned b)
|
---|
1572 | {
|
---|
1573 | unsigned int col;
|
---|
1574 | col = rgb_to_pixel8(r, g, b);
|
---|
1575 | col |= col << 8;
|
---|
1576 | col |= col << 16;
|
---|
1577 | return col;
|
---|
1578 | }
|
---|
1579 |
|
---|
1580 | static unsigned int rgb_to_pixel15_dup(unsigned int r, unsigned int g, unsigned b)
|
---|
1581 | {
|
---|
1582 | unsigned int col;
|
---|
1583 | col = rgb_to_pixel15(r, g, b);
|
---|
1584 | col |= col << 16;
|
---|
1585 | return col;
|
---|
1586 | }
|
---|
1587 |
|
---|
1588 | static unsigned int rgb_to_pixel16_dup(unsigned int r, unsigned int g, unsigned b)
|
---|
1589 | {
|
---|
1590 | unsigned int col;
|
---|
1591 | col = rgb_to_pixel16(r, g, b);
|
---|
1592 | col |= col << 16;
|
---|
1593 | return col;
|
---|
1594 | }
|
---|
1595 |
|
---|
1596 | static unsigned int rgb_to_pixel32_dup(unsigned int r, unsigned int g, unsigned b)
|
---|
1597 | {
|
---|
1598 | unsigned int col;
|
---|
1599 | col = rgb_to_pixel32(r, g, b);
|
---|
1600 | return col;
|
---|
1601 | }
|
---|
1602 |
|
---|
1603 | /* return true if the palette was modified */
|
---|
1604 | static bool update_palette16(PVGASTATE pThis)
|
---|
1605 | {
|
---|
1606 | bool full_update = false;
|
---|
1607 | int i;
|
---|
1608 | uint32_t v, col, *palette;
|
---|
1609 |
|
---|
1610 | palette = pThis->last_palette;
|
---|
1611 | for(i = 0; i < 16; i++) {
|
---|
1612 | v = pThis->ar[i];
|
---|
1613 | if (pThis->ar[0x10] & 0x80)
|
---|
1614 | v = ((pThis->ar[0x14] & 0xf) << 4) | (v & 0xf);
|
---|
1615 | else
|
---|
1616 | v = ((pThis->ar[0x14] & 0xc) << 4) | (v & 0x3f);
|
---|
1617 | v = v * 3;
|
---|
1618 | col = pThis->rgb_to_pixel(c6_to_8(pThis->palette[v]),
|
---|
1619 | c6_to_8(pThis->palette[v + 1]),
|
---|
1620 | c6_to_8(pThis->palette[v + 2]));
|
---|
1621 | if (col != palette[i]) {
|
---|
1622 | full_update = true;
|
---|
1623 | palette[i] = col;
|
---|
1624 | }
|
---|
1625 | }
|
---|
1626 | return full_update;
|
---|
1627 | }
|
---|
1628 |
|
---|
1629 | /* return true if the palette was modified */
|
---|
1630 | static bool update_palette256(PVGASTATE pThis)
|
---|
1631 | {
|
---|
1632 | bool full_update = false;
|
---|
1633 | int i;
|
---|
1634 | uint32_t v, col, *palette;
|
---|
1635 | int wide_dac;
|
---|
1636 |
|
---|
1637 | palette = pThis->last_palette;
|
---|
1638 | v = 0;
|
---|
1639 | wide_dac = (pThis->vbe_regs[VBE_DISPI_INDEX_ENABLE] & (VBE_DISPI_ENABLED | VBE_DISPI_8BIT_DAC))
|
---|
1640 | == (VBE_DISPI_ENABLED | VBE_DISPI_8BIT_DAC);
|
---|
1641 | for(i = 0; i < 256; i++) {
|
---|
1642 | if (wide_dac)
|
---|
1643 | col = pThis->rgb_to_pixel(pThis->palette[v],
|
---|
1644 | pThis->palette[v + 1],
|
---|
1645 | pThis->palette[v + 2]);
|
---|
1646 | else
|
---|
1647 | col = pThis->rgb_to_pixel(c6_to_8(pThis->palette[v]),
|
---|
1648 | c6_to_8(pThis->palette[v + 1]),
|
---|
1649 | c6_to_8(pThis->palette[v + 2]));
|
---|
1650 | if (col != palette[i]) {
|
---|
1651 | full_update = true;
|
---|
1652 | palette[i] = col;
|
---|
1653 | }
|
---|
1654 | v += 3;
|
---|
1655 | }
|
---|
1656 | return full_update;
|
---|
1657 | }
|
---|
1658 |
|
---|
1659 | static void vga_get_offsets(PVGASTATE pThis,
|
---|
1660 | uint32_t *pline_offset,
|
---|
1661 | uint32_t *pstart_addr,
|
---|
1662 | uint32_t *pline_compare)
|
---|
1663 | {
|
---|
1664 | uint32_t start_addr, line_offset, line_compare;
|
---|
1665 | #ifdef CONFIG_BOCHS_VBE
|
---|
1666 | if (pThis->vbe_regs[VBE_DISPI_INDEX_ENABLE] & VBE_DISPI_ENABLED) {
|
---|
1667 | line_offset = pThis->vbe_line_offset;
|
---|
1668 | start_addr = pThis->vbe_start_addr;
|
---|
1669 | line_compare = 65535;
|
---|
1670 | } else
|
---|
1671 | #endif
|
---|
1672 | {
|
---|
1673 | /* compute line_offset in bytes */
|
---|
1674 | line_offset = pThis->cr[0x13];
|
---|
1675 | line_offset <<= 3;
|
---|
1676 | if (!(pThis->cr[0x14] & 0x40) && !(pThis->cr[0x17] & 0x40))
|
---|
1677 | {
|
---|
1678 | /* Word mode. Used for odd/even modes. */
|
---|
1679 | line_offset *= 2;
|
---|
1680 | }
|
---|
1681 |
|
---|
1682 | /* starting address */
|
---|
1683 | start_addr = pThis->cr[0x0d] | (pThis->cr[0x0c] << 8);
|
---|
1684 |
|
---|
1685 | /* line compare */
|
---|
1686 | line_compare = pThis->cr[0x18] |
|
---|
1687 | ((pThis->cr[0x07] & 0x10) << 4) |
|
---|
1688 | ((pThis->cr[0x09] & 0x40) << 3);
|
---|
1689 | }
|
---|
1690 | *pline_offset = line_offset;
|
---|
1691 | *pstart_addr = start_addr;
|
---|
1692 | *pline_compare = line_compare;
|
---|
1693 | }
|
---|
1694 |
|
---|
1695 | /* update start_addr and line_offset. Return TRUE if modified */
|
---|
1696 | static bool update_basic_params(PVGASTATE pThis)
|
---|
1697 | {
|
---|
1698 | bool full_update = false;
|
---|
1699 | uint32_t start_addr, line_offset, line_compare;
|
---|
1700 |
|
---|
1701 | pThis->get_offsets(pThis, &line_offset, &start_addr, &line_compare);
|
---|
1702 |
|
---|
1703 | if (line_offset != pThis->line_offset ||
|
---|
1704 | start_addr != pThis->start_addr ||
|
---|
1705 | line_compare != pThis->line_compare) {
|
---|
1706 | pThis->line_offset = line_offset;
|
---|
1707 | pThis->start_addr = start_addr;
|
---|
1708 | pThis->line_compare = line_compare;
|
---|
1709 | full_update = true;
|
---|
1710 | }
|
---|
1711 | return full_update;
|
---|
1712 | }
|
---|
1713 |
|
---|
1714 | static inline int get_depth_index(int depth)
|
---|
1715 | {
|
---|
1716 | switch(depth) {
|
---|
1717 | default:
|
---|
1718 | case 8:
|
---|
1719 | return 0;
|
---|
1720 | case 15:
|
---|
1721 | return 1;
|
---|
1722 | case 16:
|
---|
1723 | return 2;
|
---|
1724 | case 32:
|
---|
1725 | return 3;
|
---|
1726 | }
|
---|
1727 | }
|
---|
1728 |
|
---|
1729 | static vga_draw_glyph8_func *vga_draw_glyph8_table[4] = {
|
---|
1730 | vga_draw_glyph8_8,
|
---|
1731 | vga_draw_glyph8_16,
|
---|
1732 | vga_draw_glyph8_16,
|
---|
1733 | vga_draw_glyph8_32,
|
---|
1734 | };
|
---|
1735 |
|
---|
1736 | static vga_draw_glyph8_func *vga_draw_glyph16_table[4] = {
|
---|
1737 | vga_draw_glyph16_8,
|
---|
1738 | vga_draw_glyph16_16,
|
---|
1739 | vga_draw_glyph16_16,
|
---|
1740 | vga_draw_glyph16_32,
|
---|
1741 | };
|
---|
1742 |
|
---|
1743 | static vga_draw_glyph9_func *vga_draw_glyph9_table[4] = {
|
---|
1744 | vga_draw_glyph9_8,
|
---|
1745 | vga_draw_glyph9_16,
|
---|
1746 | vga_draw_glyph9_16,
|
---|
1747 | vga_draw_glyph9_32,
|
---|
1748 | };
|
---|
1749 |
|
---|
1750 | static const uint8_t cursor_glyph[32 * 4] = {
|
---|
1751 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
---|
1752 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
---|
1753 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
---|
1754 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
---|
1755 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
---|
1756 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
---|
1757 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
---|
1758 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
---|
1759 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
---|
1760 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
---|
1761 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
---|
1762 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
---|
1763 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
---|
1764 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
---|
1765 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
---|
1766 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
---|
1767 | };
|
---|
1768 |
|
---|
1769 | /*
|
---|
1770 | * Text mode update
|
---|
1771 | * Missing:
|
---|
1772 | * - underline
|
---|
1773 | * - flashing
|
---|
1774 | */
|
---|
1775 | static int vga_draw_text(PVGASTATE pThis, bool full_update, bool fFailOnResize, bool reset_dirty,
|
---|
1776 | PDMIDISPLAYCONNECTOR *pDrv)
|
---|
1777 | {
|
---|
1778 | int cx, cy, cheight, cw, ch, cattr, height, width, ch_attr;
|
---|
1779 | int cx_min, cx_max, linesize, x_incr;
|
---|
1780 | int cx_min_upd, cx_max_upd, cy_start;
|
---|
1781 | uint32_t offset, fgcol, bgcol, v, cursor_offset;
|
---|
1782 | uint8_t *d1, *d, *src, *s1, *dest, *cursor_ptr;
|
---|
1783 | const uint8_t *font_ptr, *font_base[2];
|
---|
1784 | int dup9, line_offset, depth_index, dscan;
|
---|
1785 | uint32_t *palette;
|
---|
1786 | uint32_t *ch_attr_ptr;
|
---|
1787 | vga_draw_glyph8_func *vga_draw_glyph8;
|
---|
1788 | vga_draw_glyph9_func *vga_draw_glyph9;
|
---|
1789 |
|
---|
1790 | full_update |= update_palette16(pThis);
|
---|
1791 | palette = pThis->last_palette;
|
---|
1792 |
|
---|
1793 | /* compute font data address (in plane 2) */
|
---|
1794 | v = pThis->sr[3];
|
---|
1795 | offset = (((v >> 4) & 1) | ((v << 1) & 6)) * 8192 * 4 + 2;
|
---|
1796 | if (offset != pThis->font_offsets[0]) {
|
---|
1797 | pThis->font_offsets[0] = offset;
|
---|
1798 | full_update = true;
|
---|
1799 | }
|
---|
1800 | font_base[0] = pThis->CTX_SUFF(vram_ptr) + offset;
|
---|
1801 |
|
---|
1802 | offset = (((v >> 5) & 1) | ((v >> 1) & 6)) * 8192 * 4 + 2;
|
---|
1803 | font_base[1] = pThis->CTX_SUFF(vram_ptr) + offset;
|
---|
1804 | if (offset != pThis->font_offsets[1]) {
|
---|
1805 | pThis->font_offsets[1] = offset;
|
---|
1806 | full_update = true;
|
---|
1807 | }
|
---|
1808 | if (pThis->plane_updated & (1 << 2)) {
|
---|
1809 | /* if the plane 2 was modified since the last display, it
|
---|
1810 | indicates the font may have been modified */
|
---|
1811 | pThis->plane_updated = 0;
|
---|
1812 | full_update = true;
|
---|
1813 | }
|
---|
1814 | full_update |= update_basic_params(pThis);
|
---|
1815 |
|
---|
1816 | line_offset = pThis->line_offset;
|
---|
1817 | s1 = pThis->CTX_SUFF(vram_ptr) + (pThis->start_addr * 8); /** @todo r=bird: Add comment why we do *8 instead of *4, it's not so obvious... */
|
---|
1818 |
|
---|
1819 | /* double scanning - not for 9-wide modes */
|
---|
1820 | dscan = (pThis->cr[9] >> 7) & 1;
|
---|
1821 |
|
---|
1822 | /* total width & height */
|
---|
1823 | cheight = (pThis->cr[9] & 0x1f) + 1;
|
---|
1824 | cw = 8;
|
---|
1825 | if (!(pThis->sr[1] & 0x01))
|
---|
1826 | cw = 9;
|
---|
1827 | if (pThis->sr[1] & 0x08)
|
---|
1828 | cw = 16; /* NOTE: no 18 pixel wide */
|
---|
1829 | x_incr = cw * ((pDrv->cBits + 7) >> 3);
|
---|
1830 | width = (pThis->cr[0x01] + 1);
|
---|
1831 | if (pThis->cr[0x06] == 100) {
|
---|
1832 | /* ugly hack for CGA 160x100x16 - explain me the logic */
|
---|
1833 | height = 100;
|
---|
1834 | } else {
|
---|
1835 | height = pThis->cr[0x12] |
|
---|
1836 | ((pThis->cr[0x07] & 0x02) << 7) |
|
---|
1837 | ((pThis->cr[0x07] & 0x40) << 3);
|
---|
1838 | height = (height + 1) / cheight;
|
---|
1839 | }
|
---|
1840 | if ((height * width) > CH_ATTR_SIZE) {
|
---|
1841 | /* better than nothing: exit if transient size is too big */
|
---|
1842 | return VINF_SUCCESS;
|
---|
1843 | }
|
---|
1844 |
|
---|
1845 | if (width != (int)pThis->last_width || height != (int)pThis->last_height ||
|
---|
1846 | cw != pThis->last_cw || cheight != pThis->last_ch) {
|
---|
1847 | if (fFailOnResize)
|
---|
1848 | {
|
---|
1849 | /* The caller does not want to call the pfnResize. */
|
---|
1850 | return VERR_TRY_AGAIN;
|
---|
1851 | }
|
---|
1852 | pThis->last_scr_width = width * cw;
|
---|
1853 | pThis->last_scr_height = height * cheight;
|
---|
1854 | /* For text modes the direct use of guest VRAM is not implemented, so bpp and cbLine are 0 here. */
|
---|
1855 | int rc = pDrv->pfnResize(pDrv, 0, NULL, 0, pThis->last_scr_width, pThis->last_scr_height);
|
---|
1856 | pThis->last_width = width;
|
---|
1857 | pThis->last_height = height;
|
---|
1858 | pThis->last_ch = cheight;
|
---|
1859 | pThis->last_cw = cw;
|
---|
1860 | full_update = true;
|
---|
1861 | if (rc == VINF_VGA_RESIZE_IN_PROGRESS)
|
---|
1862 | return rc;
|
---|
1863 | AssertRC(rc);
|
---|
1864 | }
|
---|
1865 | cursor_offset = ((pThis->cr[0x0e] << 8) | pThis->cr[0x0f]) - pThis->start_addr;
|
---|
1866 | if (cursor_offset != pThis->cursor_offset ||
|
---|
1867 | pThis->cr[0xa] != pThis->cursor_start ||
|
---|
1868 | pThis->cr[0xb] != pThis->cursor_end) {
|
---|
1869 | /* if the cursor position changed, we update the old and new
|
---|
1870 | chars */
|
---|
1871 | if (pThis->cursor_offset < CH_ATTR_SIZE)
|
---|
1872 | pThis->last_ch_attr[pThis->cursor_offset] = UINT32_MAX;
|
---|
1873 | if (cursor_offset < CH_ATTR_SIZE)
|
---|
1874 | pThis->last_ch_attr[cursor_offset] = UINT32_MAX;
|
---|
1875 | pThis->cursor_offset = cursor_offset;
|
---|
1876 | pThis->cursor_start = pThis->cr[0xa];
|
---|
1877 | pThis->cursor_end = pThis->cr[0xb];
|
---|
1878 | }
|
---|
1879 | cursor_ptr = pThis->CTX_SUFF(vram_ptr) + (pThis->start_addr + cursor_offset) * 8;
|
---|
1880 | depth_index = get_depth_index(pDrv->cBits);
|
---|
1881 | if (cw == 16)
|
---|
1882 | vga_draw_glyph8 = vga_draw_glyph16_table[depth_index];
|
---|
1883 | else
|
---|
1884 | vga_draw_glyph8 = vga_draw_glyph8_table[depth_index];
|
---|
1885 | vga_draw_glyph9 = vga_draw_glyph9_table[depth_index];
|
---|
1886 |
|
---|
1887 | dest = pDrv->pbData;
|
---|
1888 | linesize = pDrv->cbScanline;
|
---|
1889 | ch_attr_ptr = pThis->last_ch_attr;
|
---|
1890 | cy_start = -1;
|
---|
1891 | cx_max_upd = -1;
|
---|
1892 | cx_min_upd = width;
|
---|
1893 |
|
---|
1894 | for(cy = 0; cy < (height - dscan); cy = cy + (1 << dscan)) {
|
---|
1895 | d1 = dest;
|
---|
1896 | src = s1;
|
---|
1897 | cx_min = width;
|
---|
1898 | cx_max = -1;
|
---|
1899 | for(cx = 0; cx < width; cx++) {
|
---|
1900 | ch_attr = *(uint16_t *)src;
|
---|
1901 | if (full_update || ch_attr != (int)*ch_attr_ptr) {
|
---|
1902 | if (cx < cx_min)
|
---|
1903 | cx_min = cx;
|
---|
1904 | if (cx > cx_max)
|
---|
1905 | cx_max = cx;
|
---|
1906 | if (reset_dirty)
|
---|
1907 | *ch_attr_ptr = ch_attr;
|
---|
1908 | #ifdef WORDS_BIGENDIAN
|
---|
1909 | ch = ch_attr >> 8;
|
---|
1910 | cattr = ch_attr & 0xff;
|
---|
1911 | #else
|
---|
1912 | ch = ch_attr & 0xff;
|
---|
1913 | cattr = ch_attr >> 8;
|
---|
1914 | #endif
|
---|
1915 | font_ptr = font_base[(cattr >> 3) & 1];
|
---|
1916 | font_ptr += 32 * 4 * ch;
|
---|
1917 | bgcol = palette[cattr >> 4];
|
---|
1918 | fgcol = palette[cattr & 0x0f];
|
---|
1919 | if (cw != 9) {
|
---|
1920 | if (pThis->fRenderVRAM)
|
---|
1921 | vga_draw_glyph8(d1, linesize,
|
---|
1922 | font_ptr, cheight, fgcol, bgcol, dscan);
|
---|
1923 | } else {
|
---|
1924 | dup9 = 0;
|
---|
1925 | if (ch >= 0xb0 && ch <= 0xdf && (pThis->ar[0x10] & 0x04))
|
---|
1926 | dup9 = 1;
|
---|
1927 | if (pThis->fRenderVRAM)
|
---|
1928 | vga_draw_glyph9(d1, linesize,
|
---|
1929 | font_ptr, cheight, fgcol, bgcol, dup9);
|
---|
1930 | }
|
---|
1931 | if (src == cursor_ptr &&
|
---|
1932 | !(pThis->cr[0x0a] & 0x20)) {
|
---|
1933 | int line_start, line_last, h;
|
---|
1934 | /* draw the cursor */
|
---|
1935 | line_start = pThis->cr[0x0a] & 0x1f;
|
---|
1936 | line_last = pThis->cr[0x0b] & 0x1f;
|
---|
1937 | /* XXX: check that */
|
---|
1938 | if (line_last > cheight - 1)
|
---|
1939 | line_last = cheight - 1;
|
---|
1940 | if (line_last >= line_start && line_start < cheight) {
|
---|
1941 | h = line_last - line_start + 1;
|
---|
1942 | d = d1 + (linesize * line_start << dscan);
|
---|
1943 | if (cw != 9) {
|
---|
1944 | if (pThis->fRenderVRAM)
|
---|
1945 | vga_draw_glyph8(d, linesize,
|
---|
1946 | cursor_glyph, h, fgcol, bgcol, dscan);
|
---|
1947 | } else {
|
---|
1948 | if (pThis->fRenderVRAM)
|
---|
1949 | vga_draw_glyph9(d, linesize,
|
---|
1950 | cursor_glyph, h, fgcol, bgcol, 1);
|
---|
1951 | }
|
---|
1952 | }
|
---|
1953 | }
|
---|
1954 | }
|
---|
1955 | d1 += x_incr;
|
---|
1956 | src += 8; /* Every second byte of a plane is used in text mode. */
|
---|
1957 | ch_attr_ptr++;
|
---|
1958 | }
|
---|
1959 | if (cx_max != -1) {
|
---|
1960 | /* Keep track of the bounding rectangle for updates. */
|
---|
1961 | if (cy_start == -1)
|
---|
1962 | cy_start = cy;
|
---|
1963 | if (cx_min_upd > cx_min)
|
---|
1964 | cx_min_upd = cx_min;
|
---|
1965 | if (cx_max_upd < cx_max)
|
---|
1966 | cx_max_upd = cx_max;
|
---|
1967 | } else if (cy_start >= 0) {
|
---|
1968 | /* Flush updates to display. */
|
---|
1969 | pDrv->pfnUpdateRect(pDrv, cx_min_upd * cw, cy_start * cheight,
|
---|
1970 | (cx_max_upd - cx_min_upd + 1) * cw, (cy - cy_start) * cheight);
|
---|
1971 | cy_start = -1;
|
---|
1972 | cx_max_upd = -1;
|
---|
1973 | cx_min_upd = width;
|
---|
1974 | }
|
---|
1975 | dest += linesize * cheight << dscan;
|
---|
1976 | s1 += line_offset;
|
---|
1977 | }
|
---|
1978 | if (cy_start >= 0)
|
---|
1979 | /* Flush any remaining changes to display. */
|
---|
1980 | pDrv->pfnUpdateRect(pDrv, cx_min_upd * cw, cy_start * cheight,
|
---|
1981 | (cx_max_upd - cx_min_upd + 1) * cw, (cy - cy_start) * cheight);
|
---|
1982 | return VINF_SUCCESS;
|
---|
1983 | }
|
---|
1984 |
|
---|
1985 | enum {
|
---|
1986 | VGA_DRAW_LINE2,
|
---|
1987 | VGA_DRAW_LINE2D2,
|
---|
1988 | VGA_DRAW_LINE4,
|
---|
1989 | VGA_DRAW_LINE4D2,
|
---|
1990 | VGA_DRAW_LINE8D2,
|
---|
1991 | VGA_DRAW_LINE8,
|
---|
1992 | VGA_DRAW_LINE15,
|
---|
1993 | VGA_DRAW_LINE16,
|
---|
1994 | VGA_DRAW_LINE24,
|
---|
1995 | VGA_DRAW_LINE32,
|
---|
1996 | VGA_DRAW_LINE_NB
|
---|
1997 | };
|
---|
1998 |
|
---|
1999 | static vga_draw_line_func *vga_draw_line_table[4 * VGA_DRAW_LINE_NB] = {
|
---|
2000 | vga_draw_line2_8,
|
---|
2001 | vga_draw_line2_16,
|
---|
2002 | vga_draw_line2_16,
|
---|
2003 | vga_draw_line2_32,
|
---|
2004 |
|
---|
2005 | vga_draw_line2d2_8,
|
---|
2006 | vga_draw_line2d2_16,
|
---|
2007 | vga_draw_line2d2_16,
|
---|
2008 | vga_draw_line2d2_32,
|
---|
2009 |
|
---|
2010 | vga_draw_line4_8,
|
---|
2011 | vga_draw_line4_16,
|
---|
2012 | vga_draw_line4_16,
|
---|
2013 | vga_draw_line4_32,
|
---|
2014 |
|
---|
2015 | vga_draw_line4d2_8,
|
---|
2016 | vga_draw_line4d2_16,
|
---|
2017 | vga_draw_line4d2_16,
|
---|
2018 | vga_draw_line4d2_32,
|
---|
2019 |
|
---|
2020 | vga_draw_line8d2_8,
|
---|
2021 | vga_draw_line8d2_16,
|
---|
2022 | vga_draw_line8d2_16,
|
---|
2023 | vga_draw_line8d2_32,
|
---|
2024 |
|
---|
2025 | vga_draw_line8_8,
|
---|
2026 | vga_draw_line8_16,
|
---|
2027 | vga_draw_line8_16,
|
---|
2028 | vga_draw_line8_32,
|
---|
2029 |
|
---|
2030 | vga_draw_line15_8,
|
---|
2031 | vga_draw_line15_15,
|
---|
2032 | vga_draw_line15_16,
|
---|
2033 | vga_draw_line15_32,
|
---|
2034 |
|
---|
2035 | vga_draw_line16_8,
|
---|
2036 | vga_draw_line16_15,
|
---|
2037 | vga_draw_line16_16,
|
---|
2038 | vga_draw_line16_32,
|
---|
2039 |
|
---|
2040 | vga_draw_line24_8,
|
---|
2041 | vga_draw_line24_15,
|
---|
2042 | vga_draw_line24_16,
|
---|
2043 | vga_draw_line24_32,
|
---|
2044 |
|
---|
2045 | vga_draw_line32_8,
|
---|
2046 | vga_draw_line32_15,
|
---|
2047 | vga_draw_line32_16,
|
---|
2048 | vga_draw_line32_32,
|
---|
2049 | };
|
---|
2050 |
|
---|
2051 | static int vga_get_bpp(PVGASTATE pThis)
|
---|
2052 | {
|
---|
2053 | int ret;
|
---|
2054 | #ifdef CONFIG_BOCHS_VBE
|
---|
2055 | if (pThis->vbe_regs[VBE_DISPI_INDEX_ENABLE] & VBE_DISPI_ENABLED) {
|
---|
2056 | ret = pThis->vbe_regs[VBE_DISPI_INDEX_BPP];
|
---|
2057 | } else
|
---|
2058 | #endif
|
---|
2059 | {
|
---|
2060 | ret = 0;
|
---|
2061 | }
|
---|
2062 | return ret;
|
---|
2063 | }
|
---|
2064 |
|
---|
2065 | static void vga_get_resolution(PVGASTATE pThis, int *pwidth, int *pheight)
|
---|
2066 | {
|
---|
2067 | int width, height;
|
---|
2068 | #ifdef CONFIG_BOCHS_VBE
|
---|
2069 | if (pThis->vbe_regs[VBE_DISPI_INDEX_ENABLE] & VBE_DISPI_ENABLED) {
|
---|
2070 | width = pThis->vbe_regs[VBE_DISPI_INDEX_XRES];
|
---|
2071 | height = RT_MIN(pThis->vbe_regs[VBE_DISPI_INDEX_YRES],
|
---|
2072 | pThis->vbe_regs[VBE_DISPI_INDEX_VIRT_HEIGHT]);
|
---|
2073 | } else
|
---|
2074 | #endif
|
---|
2075 | {
|
---|
2076 | width = (pThis->cr[0x01] + 1) * 8;
|
---|
2077 | height = pThis->cr[0x12] |
|
---|
2078 | ((pThis->cr[0x07] & 0x02) << 7) |
|
---|
2079 | ((pThis->cr[0x07] & 0x40) << 3);
|
---|
2080 | height = (height + 1);
|
---|
2081 | }
|
---|
2082 | *pwidth = width;
|
---|
2083 | *pheight = height;
|
---|
2084 | }
|
---|
2085 |
|
---|
2086 | /**
|
---|
2087 | * Performs the display driver resizing when in graphics mode.
|
---|
2088 | *
|
---|
2089 | * This will recalc / update any status data depending on the driver
|
---|
2090 | * properties (bit depth mostly).
|
---|
2091 | *
|
---|
2092 | * @returns VINF_SUCCESS on success.
|
---|
2093 | * @returns VINF_VGA_RESIZE_IN_PROGRESS if the operation wasn't complete.
|
---|
2094 | * @param pThis Pointer to the vga state.
|
---|
2095 | * @param cx The width.
|
---|
2096 | * @param cy The height.
|
---|
2097 | */
|
---|
2098 | static int vga_resize_graphic(PVGASTATE pThis, int cx, int cy,
|
---|
2099 | PDMIDISPLAYCONNECTOR *pDrv)
|
---|
2100 | {
|
---|
2101 | const unsigned cBits = pThis->get_bpp(pThis);
|
---|
2102 |
|
---|
2103 | int rc;
|
---|
2104 | AssertReturn(cx, VERR_INVALID_PARAMETER);
|
---|
2105 | AssertReturn(cy, VERR_INVALID_PARAMETER);
|
---|
2106 | AssertPtrReturn(pThis, VERR_INVALID_POINTER);
|
---|
2107 |
|
---|
2108 | if (!pThis->line_offset)
|
---|
2109 | return VERR_INTERNAL_ERROR;
|
---|
2110 |
|
---|
2111 | #if 0 //def VBOX_WITH_VDMA
|
---|
2112 | /** @todo: we get a second resize here when VBVA is on, while we actually should not */
|
---|
2113 | /* do not do pfnResize in case VBVA is on since all mode changes are performed over VBVA
|
---|
2114 | * we are checking for VDMA state here to ensure this code works only for WDDM driver,
|
---|
2115 | * although we should avoid calling pfnResize for XPDM as well, since pfnResize is actually an extra resize
|
---|
2116 | * event and generally only pfnVBVAxxx calls should be used with HGSMI + VBVA
|
---|
2117 | *
|
---|
2118 | * The reason for doing this for WDDM driver only now is to avoid regressions of the current code */
|
---|
2119 | PVBOXVDMAHOST pVdma = pThis->pVdma;
|
---|
2120 | if (pVdma && vboxVDMAIsEnabled(pVdma))
|
---|
2121 | rc = VINF_SUCCESS;
|
---|
2122 | else
|
---|
2123 | #endif
|
---|
2124 | {
|
---|
2125 | /* Skip the resize if the values are not valid. */
|
---|
2126 | if (pThis->start_addr * 4 + pThis->line_offset * cy < pThis->vram_size)
|
---|
2127 | /* Take into account the programmed start address (in DWORDs) of the visible screen. */
|
---|
2128 | rc = pDrv->pfnResize(pDrv, cBits, pThis->CTX_SUFF(vram_ptr) + pThis->start_addr * 4, pThis->line_offset, cx, cy);
|
---|
2129 | else
|
---|
2130 | {
|
---|
2131 | /* Change nothing in the VGA state. Lets hope the guest will eventually programm correct values. */
|
---|
2132 | return VERR_TRY_AGAIN;
|
---|
2133 | }
|
---|
2134 | }
|
---|
2135 |
|
---|
2136 | /* last stuff */
|
---|
2137 | pThis->last_bpp = cBits;
|
---|
2138 | pThis->last_scr_width = cx;
|
---|
2139 | pThis->last_scr_height = cy;
|
---|
2140 | pThis->last_width = cx;
|
---|
2141 | pThis->last_height = cy;
|
---|
2142 |
|
---|
2143 | if (rc == VINF_VGA_RESIZE_IN_PROGRESS)
|
---|
2144 | return rc;
|
---|
2145 | AssertRC(rc);
|
---|
2146 |
|
---|
2147 | /* update palette */
|
---|
2148 | switch (pDrv->cBits)
|
---|
2149 | {
|
---|
2150 | case 32: pThis->rgb_to_pixel = rgb_to_pixel32_dup; break;
|
---|
2151 | case 16:
|
---|
2152 | default: pThis->rgb_to_pixel = rgb_to_pixel16_dup; break;
|
---|
2153 | case 15: pThis->rgb_to_pixel = rgb_to_pixel15_dup; break;
|
---|
2154 | case 8: pThis->rgb_to_pixel = rgb_to_pixel8_dup; break;
|
---|
2155 | }
|
---|
2156 | if (pThis->shift_control == 0)
|
---|
2157 | update_palette16(pThis);
|
---|
2158 | else if (pThis->shift_control == 1)
|
---|
2159 | update_palette16(pThis);
|
---|
2160 | return VINF_SUCCESS;
|
---|
2161 | }
|
---|
2162 |
|
---|
2163 | #ifdef VBOX_WITH_VMSVGA
|
---|
2164 | int vgaR3UpdateDisplay(VGAState *s, unsigned xStart, unsigned yStart, unsigned cx, unsigned cy)
|
---|
2165 | {
|
---|
2166 | uint32_t v;
|
---|
2167 | vga_draw_line_func *vga_draw_line;
|
---|
2168 |
|
---|
2169 | if (!s->fRenderVRAM)
|
---|
2170 | {
|
---|
2171 | s->pDrv->pfnUpdateRect(s->pDrv, xStart, yStart, cx, cy);
|
---|
2172 | return VINF_SUCCESS;
|
---|
2173 | }
|
---|
2174 | /** @todo might crash if a blit follows a resolution change very quickly (seen this many times!) */
|
---|
2175 |
|
---|
2176 | if ( s->svga.uWidth == VMSVGA_VAL_UNINITIALIZED
|
---|
2177 | || s->svga.uHeight == VMSVGA_VAL_UNINITIALIZED
|
---|
2178 | || s->svga.uBpp == VMSVGA_VAL_UNINITIALIZED)
|
---|
2179 | {
|
---|
2180 | /* Intermediate state; skip redraws. */
|
---|
2181 | AssertFailed();
|
---|
2182 | return VINF_SUCCESS;
|
---|
2183 | }
|
---|
2184 |
|
---|
2185 | uint32_t cBits;
|
---|
2186 | switch (s->svga.uBpp) {
|
---|
2187 | default:
|
---|
2188 | case 0:
|
---|
2189 | case 8:
|
---|
2190 | AssertFailed();
|
---|
2191 | return VERR_NOT_IMPLEMENTED;
|
---|
2192 | case 15:
|
---|
2193 | v = VGA_DRAW_LINE15;
|
---|
2194 | cBits = 16;
|
---|
2195 | break;
|
---|
2196 | case 16:
|
---|
2197 | v = VGA_DRAW_LINE16;
|
---|
2198 | cBits = 16;
|
---|
2199 | break;
|
---|
2200 | case 24:
|
---|
2201 | v = VGA_DRAW_LINE24;
|
---|
2202 | cBits = 24;
|
---|
2203 | break;
|
---|
2204 | case 32:
|
---|
2205 | v = VGA_DRAW_LINE32;
|
---|
2206 | cBits = 32;
|
---|
2207 | break;
|
---|
2208 | }
|
---|
2209 | vga_draw_line = vga_draw_line_table[v * 4 + get_depth_index(s->pDrv->cBits)];
|
---|
2210 |
|
---|
2211 | uint32_t offSrc = (xStart * cBits) / 8 + s->svga.cbScanline * yStart;
|
---|
2212 | uint32_t offDst = (xStart * RT_ALIGN(s->pDrv->cBits, 8)) / 8 + s->pDrv->cbScanline * yStart;
|
---|
2213 |
|
---|
2214 | uint8_t *pbDst = s->pDrv->pbData + offDst;
|
---|
2215 | uint8_t const *pbSrc = s->CTX_SUFF(vram_ptr) + offSrc;
|
---|
2216 |
|
---|
2217 | for (unsigned y = yStart; y < yStart + cy; y++)
|
---|
2218 | {
|
---|
2219 | vga_draw_line(s, pbDst, pbSrc, cx);
|
---|
2220 |
|
---|
2221 | pbDst += s->pDrv->cbScanline;
|
---|
2222 | pbSrc += s->svga.cbScanline;
|
---|
2223 | }
|
---|
2224 | s->pDrv->pfnUpdateRect(s->pDrv, xStart, yStart, cx, cy);
|
---|
2225 |
|
---|
2226 | return VINF_SUCCESS;
|
---|
2227 | }
|
---|
2228 |
|
---|
2229 | /*
|
---|
2230 | * graphic modes
|
---|
2231 | */
|
---|
2232 | static int vmsvga_draw_graphic(PVGASTATE pThis, bool full_update, bool fFailOnResize, bool reset_dirty,
|
---|
2233 | PDMIDISPLAYCONNECTOR *pDrv)
|
---|
2234 | {
|
---|
2235 | RT_NOREF1(fFailOnResize);
|
---|
2236 | int y, page_min, page_max, linesize, y_start;
|
---|
2237 | int width, height, page0, page1, bwidth, bits;
|
---|
2238 | int disp_width;
|
---|
2239 | uint8_t *d;
|
---|
2240 | uint32_t v, addr1, addr;
|
---|
2241 | vga_draw_line_func *vga_draw_line;
|
---|
2242 |
|
---|
2243 | if ( pThis->svga.uWidth == VMSVGA_VAL_UNINITIALIZED
|
---|
2244 | || pThis->svga.uWidth == 0
|
---|
2245 | || pThis->svga.uHeight == VMSVGA_VAL_UNINITIALIZED
|
---|
2246 | || pThis->svga.uHeight == 0
|
---|
2247 | || pThis->svga.uBpp == VMSVGA_VAL_UNINITIALIZED
|
---|
2248 | || pThis->svga.uBpp == 0)
|
---|
2249 | {
|
---|
2250 | /* Intermediate state; skip redraws. */
|
---|
2251 | return VINF_SUCCESS;
|
---|
2252 | }
|
---|
2253 |
|
---|
2254 | width = pThis->svga.uWidth;
|
---|
2255 | height = pThis->svga.uHeight;
|
---|
2256 |
|
---|
2257 | disp_width = width;
|
---|
2258 |
|
---|
2259 | switch(pThis->svga.uBpp) {
|
---|
2260 | default:
|
---|
2261 | case 0:
|
---|
2262 | case 8:
|
---|
2263 | AssertFailed();
|
---|
2264 | return VERR_NOT_IMPLEMENTED;
|
---|
2265 | case 15:
|
---|
2266 | v = VGA_DRAW_LINE15;
|
---|
2267 | bits = 16;
|
---|
2268 | break;
|
---|
2269 | case 16:
|
---|
2270 | v = VGA_DRAW_LINE16;
|
---|
2271 | bits = 16;
|
---|
2272 | break;
|
---|
2273 | case 24:
|
---|
2274 | v = VGA_DRAW_LINE24;
|
---|
2275 | bits = 24;
|
---|
2276 | break;
|
---|
2277 | case 32:
|
---|
2278 | v = VGA_DRAW_LINE32;
|
---|
2279 | bits = 32;
|
---|
2280 | break;
|
---|
2281 | }
|
---|
2282 | vga_draw_line = vga_draw_line_table[v * 4 + get_depth_index(pDrv->cBits)];
|
---|
2283 |
|
---|
2284 | if (pThis->cursor_invalidate)
|
---|
2285 | pThis->cursor_invalidate(pThis);
|
---|
2286 |
|
---|
2287 | addr1 = 0; /* always start at the beginning of the framebuffer */
|
---|
2288 | bwidth = (width * bits + 7) / 8; /* The visible width of a scanline. */
|
---|
2289 | y_start = -1;
|
---|
2290 | page_min = 0x7fffffff;
|
---|
2291 | page_max = -1;
|
---|
2292 | d = pDrv->pbData;
|
---|
2293 | linesize = pDrv->cbScanline;
|
---|
2294 |
|
---|
2295 | for(y = 0; y < height; y++)
|
---|
2296 | {
|
---|
2297 | addr = addr1 + y * bwidth;
|
---|
2298 |
|
---|
2299 | page0 = addr & ~PAGE_OFFSET_MASK;
|
---|
2300 | page1 = (addr + bwidth - 1) & ~PAGE_OFFSET_MASK;
|
---|
2301 | bool update = full_update | vga_is_dirty(pThis, page0) | vga_is_dirty(pThis, page1);
|
---|
2302 | if (page1 - page0 > PAGE_SIZE)
|
---|
2303 | /* if wide line, can use another page */
|
---|
2304 | update |= vga_is_dirty(pThis, page0 + PAGE_SIZE);
|
---|
2305 | /* explicit invalidation for the hardware cursor */
|
---|
2306 | update |= (pThis->invalidated_y_table[y >> 5] >> (y & 0x1f)) & 1;
|
---|
2307 | if (update)
|
---|
2308 | {
|
---|
2309 | if (y_start < 0)
|
---|
2310 | y_start = y;
|
---|
2311 | if (page0 < page_min)
|
---|
2312 | page_min = page0;
|
---|
2313 | if (page1 > page_max)
|
---|
2314 | page_max = page1;
|
---|
2315 | if (pThis->fRenderVRAM)
|
---|
2316 | vga_draw_line(pThis, d, pThis->CTX_SUFF(vram_ptr) + addr, width);
|
---|
2317 | if (pThis->cursor_draw_line)
|
---|
2318 | pThis->cursor_draw_line(pThis, d, y);
|
---|
2319 | } else
|
---|
2320 | {
|
---|
2321 | if (y_start >= 0)
|
---|
2322 | {
|
---|
2323 | /* flush to display */
|
---|
2324 | Log(("Flush to display (%d,%d)(%d,%d)\n", 0, y_start, disp_width, y - y_start));
|
---|
2325 | pDrv->pfnUpdateRect(pDrv, 0, y_start, disp_width, y - y_start);
|
---|
2326 | y_start = -1;
|
---|
2327 | }
|
---|
2328 | }
|
---|
2329 | d += linesize;
|
---|
2330 | }
|
---|
2331 | if (y_start >= 0)
|
---|
2332 | {
|
---|
2333 | /* flush to display */
|
---|
2334 | Log(("Flush to display (%d,%d)(%d,%d)\n", 0, y_start, disp_width, y - y_start));
|
---|
2335 | pDrv->pfnUpdateRect(pDrv, 0, y_start, disp_width, y - y_start);
|
---|
2336 | }
|
---|
2337 | /* reset modified pages */
|
---|
2338 | if (page_max != -1 && reset_dirty)
|
---|
2339 | vga_reset_dirty(pThis, page_min, page_max + PAGE_SIZE);
|
---|
2340 | memset(pThis->invalidated_y_table, 0, ((height + 31) >> 5) * 4);
|
---|
2341 | return VINF_SUCCESS;
|
---|
2342 | }
|
---|
2343 | #endif /* VBOX_WITH_VMSVGA */
|
---|
2344 |
|
---|
2345 | /*
|
---|
2346 | * graphic modes
|
---|
2347 | */
|
---|
2348 | static int vga_draw_graphic(PVGASTATE pThis, bool full_update, bool fFailOnResize, bool reset_dirty,
|
---|
2349 | PDMIDISPLAYCONNECTOR *pDrv)
|
---|
2350 | {
|
---|
2351 | int y1, y2, y, page_min, page_max, linesize, y_start, double_scan;
|
---|
2352 | int width, height, shift_control, line_offset, page0, page1, bwidth, bits;
|
---|
2353 | int disp_width, multi_run;
|
---|
2354 | uint8_t *d;
|
---|
2355 | uint32_t v, addr1, addr;
|
---|
2356 | vga_draw_line_func *vga_draw_line;
|
---|
2357 |
|
---|
2358 | bool offsets_changed = update_basic_params(pThis);
|
---|
2359 |
|
---|
2360 | full_update |= offsets_changed;
|
---|
2361 |
|
---|
2362 | pThis->get_resolution(pThis, &width, &height);
|
---|
2363 | disp_width = width;
|
---|
2364 |
|
---|
2365 | shift_control = (pThis->gr[0x05] >> 5) & 3;
|
---|
2366 | double_scan = (pThis->cr[0x09] >> 7);
|
---|
2367 | multi_run = double_scan;
|
---|
2368 | if (shift_control != pThis->shift_control ||
|
---|
2369 | double_scan != pThis->double_scan) {
|
---|
2370 | full_update = true;
|
---|
2371 | pThis->shift_control = shift_control;
|
---|
2372 | pThis->double_scan = double_scan;
|
---|
2373 | }
|
---|
2374 |
|
---|
2375 | if (shift_control == 0) {
|
---|
2376 | full_update |= update_palette16(pThis);
|
---|
2377 | if (pThis->sr[0x01] & 8) {
|
---|
2378 | v = VGA_DRAW_LINE4D2;
|
---|
2379 | disp_width <<= 1;
|
---|
2380 | } else {
|
---|
2381 | v = VGA_DRAW_LINE4;
|
---|
2382 | }
|
---|
2383 | bits = 4;
|
---|
2384 | } else if (shift_control == 1) {
|
---|
2385 | full_update |= update_palette16(pThis);
|
---|
2386 | if (pThis->sr[0x01] & 8) {
|
---|
2387 | v = VGA_DRAW_LINE2D2;
|
---|
2388 | disp_width <<= 1;
|
---|
2389 | } else {
|
---|
2390 | v = VGA_DRAW_LINE2;
|
---|
2391 | }
|
---|
2392 | bits = 4;
|
---|
2393 | } else {
|
---|
2394 | switch(pThis->get_bpp(pThis)) {
|
---|
2395 | default:
|
---|
2396 | case 0:
|
---|
2397 | full_update |= update_palette256(pThis);
|
---|
2398 | v = VGA_DRAW_LINE8D2;
|
---|
2399 | bits = 4;
|
---|
2400 | break;
|
---|
2401 | case 8:
|
---|
2402 | full_update |= update_palette256(pThis);
|
---|
2403 | v = VGA_DRAW_LINE8;
|
---|
2404 | bits = 8;
|
---|
2405 | break;
|
---|
2406 | case 15:
|
---|
2407 | v = VGA_DRAW_LINE15;
|
---|
2408 | bits = 16;
|
---|
2409 | break;
|
---|
2410 | case 16:
|
---|
2411 | v = VGA_DRAW_LINE16;
|
---|
2412 | bits = 16;
|
---|
2413 | break;
|
---|
2414 | case 24:
|
---|
2415 | v = VGA_DRAW_LINE24;
|
---|
2416 | bits = 24;
|
---|
2417 | break;
|
---|
2418 | case 32:
|
---|
2419 | v = VGA_DRAW_LINE32;
|
---|
2420 | bits = 32;
|
---|
2421 | break;
|
---|
2422 | }
|
---|
2423 | }
|
---|
2424 | if ( disp_width != (int)pThis->last_width
|
---|
2425 | || height != (int)pThis->last_height
|
---|
2426 | || pThis->get_bpp(pThis) != (int)pThis->last_bpp
|
---|
2427 | || (offsets_changed && !pThis->fRenderVRAM))
|
---|
2428 | {
|
---|
2429 | if (fFailOnResize)
|
---|
2430 | {
|
---|
2431 | /* The caller does not want to call the pfnResize. */
|
---|
2432 | return VERR_TRY_AGAIN;
|
---|
2433 | }
|
---|
2434 | int rc = vga_resize_graphic(pThis, disp_width, height, pDrv);
|
---|
2435 | if (rc != VINF_SUCCESS) /* Return any rc, particularly VINF_VGA_RESIZE_IN_PROGRESS, to the caller. */
|
---|
2436 | return rc;
|
---|
2437 | full_update = true;
|
---|
2438 | }
|
---|
2439 |
|
---|
2440 | if (pThis->fRenderVRAM)
|
---|
2441 | {
|
---|
2442 | /* Do not update the destination buffer if it is not big enough.
|
---|
2443 | * Can happen if the resize request was ignored by the driver.
|
---|
2444 | * Compare with 'disp_width', because it is what the framebuffer has been resized to.
|
---|
2445 | */
|
---|
2446 | if ( pDrv->cx != (uint32_t)disp_width
|
---|
2447 | || pDrv->cy != (uint32_t)height)
|
---|
2448 | {
|
---|
2449 | LogRel(("Framebuffer mismatch: vga %dx%d, drv %dx%d!!!\n",
|
---|
2450 | disp_width, height,
|
---|
2451 | pDrv->cx, pDrv->cy));
|
---|
2452 | return VINF_SUCCESS;
|
---|
2453 | }
|
---|
2454 | }
|
---|
2455 |
|
---|
2456 | vga_draw_line = vga_draw_line_table[v * 4 + get_depth_index(pDrv->cBits)];
|
---|
2457 |
|
---|
2458 | if (pThis->cursor_invalidate)
|
---|
2459 | pThis->cursor_invalidate(pThis);
|
---|
2460 |
|
---|
2461 | line_offset = pThis->line_offset;
|
---|
2462 | #if 0
|
---|
2463 | Log(("w=%d h=%d v=%d line_offset=%d cr[0x09]=0x%02x cr[0x17]=0x%02x linecmp=%d sr[0x01]=0x%02x\n",
|
---|
2464 | width, height, v, line_offset, pThis->cr[9], pThis->cr[0x17], pThis->line_compare, pThis->sr[0x01]));
|
---|
2465 | #endif
|
---|
2466 | addr1 = (pThis->start_addr * 4);
|
---|
2467 | bwidth = (width * bits + 7) / 8; /* The visible width of a scanline. */
|
---|
2468 | y_start = -1;
|
---|
2469 | page_min = 0x7fffffff;
|
---|
2470 | page_max = -1;
|
---|
2471 | d = pDrv->pbData;
|
---|
2472 | linesize = pDrv->cbScanline;
|
---|
2473 |
|
---|
2474 | y1 = 0;
|
---|
2475 | y2 = pThis->cr[0x09] & 0x1F; /* starting row scan count */
|
---|
2476 | for(y = 0; y < height; y++) {
|
---|
2477 | addr = addr1;
|
---|
2478 | /* CGA/MDA compatibility. Note that these addresses are all
|
---|
2479 | * shifted left by two compared to VGA specs.
|
---|
2480 | */
|
---|
2481 | if (!(pThis->cr[0x17] & 1)) {
|
---|
2482 | addr = (addr & ~(1 << 15)) | ((y1 & 1) << 15);
|
---|
2483 | }
|
---|
2484 | if (!(pThis->cr[0x17] & 2)) {
|
---|
2485 | addr = (addr & ~(1 << 16)) | ((y1 & 2) << 15);
|
---|
2486 | }
|
---|
2487 | page0 = addr & ~PAGE_OFFSET_MASK;
|
---|
2488 | page1 = (addr + bwidth - 1) & ~PAGE_OFFSET_MASK;
|
---|
2489 | bool update = full_update | vga_is_dirty(pThis, page0) | vga_is_dirty(pThis, page1);
|
---|
2490 | if (page1 - page0 > PAGE_SIZE) {
|
---|
2491 | /* if wide line, can use another page */
|
---|
2492 | update |= vga_is_dirty(pThis, page0 + PAGE_SIZE);
|
---|
2493 | }
|
---|
2494 | /* explicit invalidation for the hardware cursor */
|
---|
2495 | update |= (pThis->invalidated_y_table[y >> 5] >> (y & 0x1f)) & 1;
|
---|
2496 | if (update) {
|
---|
2497 | if (y_start < 0)
|
---|
2498 | y_start = y;
|
---|
2499 | if (page0 < page_min)
|
---|
2500 | page_min = page0;
|
---|
2501 | if (page1 > page_max)
|
---|
2502 | page_max = page1;
|
---|
2503 | if (pThis->fRenderVRAM)
|
---|
2504 | vga_draw_line(pThis, d, pThis->CTX_SUFF(vram_ptr) + addr, width);
|
---|
2505 | if (pThis->cursor_draw_line)
|
---|
2506 | pThis->cursor_draw_line(pThis, d, y);
|
---|
2507 | } else {
|
---|
2508 | if (y_start >= 0) {
|
---|
2509 | /* flush to display */
|
---|
2510 | pDrv->pfnUpdateRect(pDrv, 0, y_start, disp_width, y - y_start);
|
---|
2511 | y_start = -1;
|
---|
2512 | }
|
---|
2513 | }
|
---|
2514 | if (!multi_run) {
|
---|
2515 | y1++;
|
---|
2516 | multi_run = double_scan;
|
---|
2517 |
|
---|
2518 | if (y2 == 0) {
|
---|
2519 | y2 = pThis->cr[0x09] & 0x1F;
|
---|
2520 | addr1 += line_offset;
|
---|
2521 | } else {
|
---|
2522 | --y2;
|
---|
2523 | }
|
---|
2524 | } else {
|
---|
2525 | multi_run--;
|
---|
2526 | }
|
---|
2527 | /* line compare acts on the displayed lines */
|
---|
2528 | if ((uint32_t)y == pThis->line_compare)
|
---|
2529 | addr1 = 0;
|
---|
2530 | d += linesize;
|
---|
2531 | }
|
---|
2532 | if (y_start >= 0) {
|
---|
2533 | /* flush to display */
|
---|
2534 | pDrv->pfnUpdateRect(pDrv, 0, y_start, disp_width, y - y_start);
|
---|
2535 | }
|
---|
2536 | /* reset modified pages */
|
---|
2537 | if (page_max != -1 && reset_dirty) {
|
---|
2538 | vga_reset_dirty(pThis, page_min, page_max + PAGE_SIZE);
|
---|
2539 | }
|
---|
2540 | memset(pThis->invalidated_y_table, 0, ((height + 31) >> 5) * 4);
|
---|
2541 | return VINF_SUCCESS;
|
---|
2542 | }
|
---|
2543 |
|
---|
2544 | static void vga_draw_blank(PVGASTATE pThis, int full_update, PDMIDISPLAYCONNECTOR *pDrv)
|
---|
2545 | {
|
---|
2546 | int i, w, val;
|
---|
2547 | uint8_t *d;
|
---|
2548 | uint32_t cbScanline = pDrv->cbScanline;
|
---|
2549 |
|
---|
2550 | if (pDrv->pbData == pThis->vram_ptrR3) /* Do not clear the VRAM itself. */
|
---|
2551 | return;
|
---|
2552 | if (!full_update)
|
---|
2553 | return;
|
---|
2554 | if (pThis->last_scr_width <= 0 || pThis->last_scr_height <= 0)
|
---|
2555 | return;
|
---|
2556 | if (pDrv->cBits == 8)
|
---|
2557 | val = pThis->rgb_to_pixel(0, 0, 0);
|
---|
2558 | else
|
---|
2559 | val = 0;
|
---|
2560 | w = pThis->last_scr_width * ((pDrv->cBits + 7) >> 3);
|
---|
2561 | d = pDrv->pbData;
|
---|
2562 | if (pThis->fRenderVRAM)
|
---|
2563 | {
|
---|
2564 | for(i = 0; i < (int)pThis->last_scr_height; i++) {
|
---|
2565 | memset(d, val, w);
|
---|
2566 | d += cbScanline;
|
---|
2567 | }
|
---|
2568 | }
|
---|
2569 | pDrv->pfnUpdateRect(pDrv, 0, 0, pThis->last_scr_width, pThis->last_scr_height);
|
---|
2570 | }
|
---|
2571 |
|
---|
2572 | static DECLCALLBACK(void) voidUpdateRect(PPDMIDISPLAYCONNECTOR pInterface, uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
|
---|
2573 | {
|
---|
2574 | NOREF(pInterface); NOREF(x); NOREF(y); NOREF(cx); NOREF(cy);
|
---|
2575 | }
|
---|
2576 |
|
---|
2577 |
|
---|
2578 | #define GMODE_TEXT 0
|
---|
2579 | #define GMODE_GRAPH 1
|
---|
2580 | #define GMODE_BLANK 2
|
---|
2581 | #ifdef VBOX_WITH_VMSVGA
|
---|
2582 | #define GMODE_SVGA 3
|
---|
2583 | #endif
|
---|
2584 |
|
---|
2585 | static int vga_update_display(PVGASTATE pThis, bool fUpdateAll, bool fFailOnResize, bool reset_dirty,
|
---|
2586 | PDMIDISPLAYCONNECTOR *pDrv, int32_t *pcur_graphic_mode)
|
---|
2587 | {
|
---|
2588 | int rc = VINF_SUCCESS;
|
---|
2589 | int graphic_mode;
|
---|
2590 |
|
---|
2591 | if (pDrv->cBits == 0) {
|
---|
2592 | /* nothing to do */
|
---|
2593 | } else {
|
---|
2594 | switch(pDrv->cBits) {
|
---|
2595 | case 8:
|
---|
2596 | pThis->rgb_to_pixel = rgb_to_pixel8_dup;
|
---|
2597 | break;
|
---|
2598 | case 15:
|
---|
2599 | pThis->rgb_to_pixel = rgb_to_pixel15_dup;
|
---|
2600 | break;
|
---|
2601 | default:
|
---|
2602 | case 16:
|
---|
2603 | pThis->rgb_to_pixel = rgb_to_pixel16_dup;
|
---|
2604 | break;
|
---|
2605 | case 32:
|
---|
2606 | pThis->rgb_to_pixel = rgb_to_pixel32_dup;
|
---|
2607 | break;
|
---|
2608 | }
|
---|
2609 |
|
---|
2610 | if (fUpdateAll) {
|
---|
2611 | /* A full update is requested. Special processing for a "blank" mode is required, because
|
---|
2612 | * the request must process all pending resolution changes.
|
---|
2613 | *
|
---|
2614 | * Appropriate vga_draw_graphic or vga_draw_text function, which checks the resolution change,
|
---|
2615 | * must be called even if the screen has been blanked, but then the function should do no actual
|
---|
2616 | * screen update. To do this, pfnUpdateRect is replaced with a nop.
|
---|
2617 | */
|
---|
2618 | typedef DECLCALLBACK(void) FNUPDATERECT(PPDMIDISPLAYCONNECTOR pInterface, uint32_t x, uint32_t y, uint32_t cx, uint32_t cy);
|
---|
2619 | typedef FNUPDATERECT *PFNUPDATERECT;
|
---|
2620 |
|
---|
2621 | PFNUPDATERECT pfnUpdateRect = NULL;
|
---|
2622 |
|
---|
2623 | /* Detect the "screen blank" conditions. */
|
---|
2624 | int fBlank = 0;
|
---|
2625 | if (!(pThis->ar_index & 0x20) || (pThis->sr[0x01] & 0x20)) {
|
---|
2626 | fBlank = 1;
|
---|
2627 | }
|
---|
2628 |
|
---|
2629 | if (fBlank) {
|
---|
2630 | /* Provide a void pfnUpdateRect callback. */
|
---|
2631 | if (pDrv) {
|
---|
2632 | pfnUpdateRect = pDrv->pfnUpdateRect;
|
---|
2633 | pDrv->pfnUpdateRect = voidUpdateRect;
|
---|
2634 | }
|
---|
2635 | }
|
---|
2636 |
|
---|
2637 | /* Do a complete redraw, which will pick up a new screen resolution. */
|
---|
2638 | #ifdef VBOX_WITH_VMSVGA
|
---|
2639 | if (pThis->svga.fEnabled) {
|
---|
2640 | *pcur_graphic_mode = GMODE_SVGA;
|
---|
2641 | rc = vmsvga_draw_graphic(pThis, 1, fFailOnResize, reset_dirty, pDrv);
|
---|
2642 | }
|
---|
2643 | else
|
---|
2644 | #endif
|
---|
2645 | if (pThis->gr[6] & 1) {
|
---|
2646 | *pcur_graphic_mode = GMODE_GRAPH;
|
---|
2647 | rc = vga_draw_graphic(pThis, 1, fFailOnResize, reset_dirty, pDrv);
|
---|
2648 | } else {
|
---|
2649 | *pcur_graphic_mode = GMODE_TEXT;
|
---|
2650 | rc = vga_draw_text(pThis, 1, fFailOnResize, reset_dirty, pDrv);
|
---|
2651 | }
|
---|
2652 |
|
---|
2653 | if (fBlank) {
|
---|
2654 | /* Set the current mode and restore the callback. */
|
---|
2655 | *pcur_graphic_mode = GMODE_BLANK;
|
---|
2656 | if (pDrv) {
|
---|
2657 | pDrv->pfnUpdateRect = pfnUpdateRect;
|
---|
2658 | }
|
---|
2659 | }
|
---|
2660 | return rc;
|
---|
2661 | }
|
---|
2662 |
|
---|
2663 | #ifdef VBOX_WITH_VMSVGA
|
---|
2664 | if (pThis->svga.fEnabled) {
|
---|
2665 | graphic_mode = GMODE_SVGA;
|
---|
2666 | }
|
---|
2667 | else
|
---|
2668 | #endif
|
---|
2669 | if (!(pThis->ar_index & 0x20) || (pThis->sr[0x01] & 0x20)) {
|
---|
2670 | graphic_mode = GMODE_BLANK;
|
---|
2671 | } else {
|
---|
2672 | graphic_mode = pThis->gr[6] & 1;
|
---|
2673 | }
|
---|
2674 | bool full_update = graphic_mode != *pcur_graphic_mode;
|
---|
2675 | if (full_update) {
|
---|
2676 | *pcur_graphic_mode = graphic_mode;
|
---|
2677 | }
|
---|
2678 | switch(graphic_mode) {
|
---|
2679 | case GMODE_TEXT:
|
---|
2680 | rc = vga_draw_text(pThis, full_update, fFailOnResize, reset_dirty, pDrv);
|
---|
2681 | break;
|
---|
2682 | case GMODE_GRAPH:
|
---|
2683 | rc = vga_draw_graphic(pThis, full_update, fFailOnResize, reset_dirty, pDrv);
|
---|
2684 | break;
|
---|
2685 | #ifdef VBOX_WITH_VMSVGA
|
---|
2686 | case GMODE_SVGA:
|
---|
2687 | rc = vmsvga_draw_graphic(pThis, full_update, fFailOnResize, reset_dirty, pDrv);
|
---|
2688 | break;
|
---|
2689 | #endif
|
---|
2690 | case GMODE_BLANK:
|
---|
2691 | default:
|
---|
2692 | vga_draw_blank(pThis, full_update, pDrv);
|
---|
2693 | break;
|
---|
2694 | }
|
---|
2695 | }
|
---|
2696 | return rc;
|
---|
2697 | }
|
---|
2698 |
|
---|
2699 | static void vga_save(PSSMHANDLE pSSM, PVGASTATE pThis)
|
---|
2700 | {
|
---|
2701 | int i;
|
---|
2702 |
|
---|
2703 | SSMR3PutU32(pSSM, pThis->latch);
|
---|
2704 | SSMR3PutU8(pSSM, pThis->sr_index);
|
---|
2705 | SSMR3PutMem(pSSM, pThis->sr, 8);
|
---|
2706 | SSMR3PutU8(pSSM, pThis->gr_index);
|
---|
2707 | SSMR3PutMem(pSSM, pThis->gr, 16);
|
---|
2708 | SSMR3PutU8(pSSM, pThis->ar_index);
|
---|
2709 | SSMR3PutMem(pSSM, pThis->ar, 21);
|
---|
2710 | SSMR3PutU32(pSSM, pThis->ar_flip_flop);
|
---|
2711 | SSMR3PutU8(pSSM, pThis->cr_index);
|
---|
2712 | SSMR3PutMem(pSSM, pThis->cr, 256);
|
---|
2713 | SSMR3PutU8(pSSM, pThis->msr);
|
---|
2714 | SSMR3PutU8(pSSM, pThis->fcr);
|
---|
2715 | SSMR3PutU8(pSSM, pThis->st00);
|
---|
2716 | SSMR3PutU8(pSSM, pThis->st01);
|
---|
2717 |
|
---|
2718 | SSMR3PutU8(pSSM, pThis->dac_state);
|
---|
2719 | SSMR3PutU8(pSSM, pThis->dac_sub_index);
|
---|
2720 | SSMR3PutU8(pSSM, pThis->dac_read_index);
|
---|
2721 | SSMR3PutU8(pSSM, pThis->dac_write_index);
|
---|
2722 | SSMR3PutMem(pSSM, pThis->dac_cache, 3);
|
---|
2723 | SSMR3PutMem(pSSM, pThis->palette, 768);
|
---|
2724 |
|
---|
2725 | SSMR3PutU32(pSSM, pThis->bank_offset);
|
---|
2726 | #ifdef CONFIG_BOCHS_VBE
|
---|
2727 | SSMR3PutU8(pSSM, 1);
|
---|
2728 | SSMR3PutU16(pSSM, pThis->vbe_index);
|
---|
2729 | for(i = 0; i < VBE_DISPI_INDEX_NB_SAVED; i++)
|
---|
2730 | SSMR3PutU16(pSSM, pThis->vbe_regs[i]);
|
---|
2731 | SSMR3PutU32(pSSM, pThis->vbe_start_addr);
|
---|
2732 | SSMR3PutU32(pSSM, pThis->vbe_line_offset);
|
---|
2733 | #else
|
---|
2734 | SSMR3PutU8(pSSM, 0);
|
---|
2735 | #endif
|
---|
2736 | }
|
---|
2737 |
|
---|
2738 | static int vga_load(PSSMHANDLE pSSM, PVGASTATE pThis, int version_id)
|
---|
2739 | {
|
---|
2740 | int is_vbe, i;
|
---|
2741 | uint32_t u32Dummy;
|
---|
2742 | uint8_t u8;
|
---|
2743 |
|
---|
2744 | SSMR3GetU32(pSSM, &pThis->latch);
|
---|
2745 | SSMR3GetU8(pSSM, &pThis->sr_index);
|
---|
2746 | SSMR3GetMem(pSSM, pThis->sr, 8);
|
---|
2747 | SSMR3GetU8(pSSM, &pThis->gr_index);
|
---|
2748 | SSMR3GetMem(pSSM, pThis->gr, 16);
|
---|
2749 | SSMR3GetU8(pSSM, &pThis->ar_index);
|
---|
2750 | SSMR3GetMem(pSSM, pThis->ar, 21);
|
---|
2751 | SSMR3GetU32(pSSM, (uint32_t *)&pThis->ar_flip_flop);
|
---|
2752 | SSMR3GetU8(pSSM, &pThis->cr_index);
|
---|
2753 | SSMR3GetMem(pSSM, pThis->cr, 256);
|
---|
2754 | SSMR3GetU8(pSSM, &pThis->msr);
|
---|
2755 | SSMR3GetU8(pSSM, &pThis->fcr);
|
---|
2756 | SSMR3GetU8(pSSM, &pThis->st00);
|
---|
2757 | SSMR3GetU8(pSSM, &pThis->st01);
|
---|
2758 |
|
---|
2759 | SSMR3GetU8(pSSM, &pThis->dac_state);
|
---|
2760 | SSMR3GetU8(pSSM, &pThis->dac_sub_index);
|
---|
2761 | SSMR3GetU8(pSSM, &pThis->dac_read_index);
|
---|
2762 | SSMR3GetU8(pSSM, &pThis->dac_write_index);
|
---|
2763 | SSMR3GetMem(pSSM, pThis->dac_cache, 3);
|
---|
2764 | SSMR3GetMem(pSSM, pThis->palette, 768);
|
---|
2765 |
|
---|
2766 | SSMR3GetU32(pSSM, (uint32_t *)&pThis->bank_offset);
|
---|
2767 | SSMR3GetU8(pSSM, &u8);
|
---|
2768 | is_vbe = !!u8;
|
---|
2769 | #ifdef CONFIG_BOCHS_VBE
|
---|
2770 | if (!is_vbe)
|
---|
2771 | {
|
---|
2772 | Log(("vga_load: !is_vbe !!\n"));
|
---|
2773 | return VERR_SSM_DATA_UNIT_FORMAT_CHANGED;
|
---|
2774 | }
|
---|
2775 | SSMR3GetU16(pSSM, &pThis->vbe_index);
|
---|
2776 | for(i = 0; i < VBE_DISPI_INDEX_NB_SAVED; i++)
|
---|
2777 | SSMR3GetU16(pSSM, &pThis->vbe_regs[i]);
|
---|
2778 | if (version_id <= VGA_SAVEDSTATE_VERSION_INV_VHEIGHT)
|
---|
2779 | recalculate_data(pThis, false); /* <- re-calculate the pThis->vbe_regs[VBE_DISPI_INDEX_VIRT_HEIGHT] since it might be invalid */
|
---|
2780 | SSMR3GetU32(pSSM, &pThis->vbe_start_addr);
|
---|
2781 | SSMR3GetU32(pSSM, &pThis->vbe_line_offset);
|
---|
2782 | if (version_id < 2)
|
---|
2783 | SSMR3GetU32(pSSM, &u32Dummy);
|
---|
2784 | pThis->vbe_bank_max = (pThis->vram_size >> 16) - 1;
|
---|
2785 | #else
|
---|
2786 | if (is_vbe)
|
---|
2787 | {
|
---|
2788 | Log(("vga_load: is_vbe !!\n"));
|
---|
2789 | return VERR_SSM_DATA_UNIT_FORMAT_CHANGED;
|
---|
2790 | }
|
---|
2791 | #endif
|
---|
2792 |
|
---|
2793 | /* force refresh */
|
---|
2794 | pThis->graphic_mode = -1;
|
---|
2795 | return 0;
|
---|
2796 | }
|
---|
2797 |
|
---|
2798 | /* see vgaR3Construct */
|
---|
2799 | static void vga_init_expand(void)
|
---|
2800 | {
|
---|
2801 | int i, j, v, b;
|
---|
2802 |
|
---|
2803 | for(i = 0;i < 256; i++) {
|
---|
2804 | v = 0;
|
---|
2805 | for(j = 0; j < 8; j++) {
|
---|
2806 | v |= ((i >> j) & 1) << (j * 4);
|
---|
2807 | }
|
---|
2808 | expand4[i] = v;
|
---|
2809 |
|
---|
2810 | v = 0;
|
---|
2811 | for(j = 0; j < 4; j++) {
|
---|
2812 | v |= ((i >> (2 * j)) & 3) << (j * 4);
|
---|
2813 | }
|
---|
2814 | expand2[i] = v;
|
---|
2815 | }
|
---|
2816 | for(i = 0; i < 16; i++) {
|
---|
2817 | v = 0;
|
---|
2818 | for(j = 0; j < 4; j++) {
|
---|
2819 | b = ((i >> j) & 1);
|
---|
2820 | v |= b << (2 * j);
|
---|
2821 | v |= b << (2 * j + 1);
|
---|
2822 | }
|
---|
2823 | expand4to8[i] = v;
|
---|
2824 | }
|
---|
2825 | }
|
---|
2826 |
|
---|
2827 | #endif /* !IN_RING0 */
|
---|
2828 |
|
---|
2829 |
|
---|
2830 |
|
---|
2831 | /* -=-=-=-=-=- all contexts -=-=-=-=-=- */
|
---|
2832 |
|
---|
2833 | /**
|
---|
2834 | * @callback_method_impl{FNIOMIOPORTOUT,Generic VGA OUT dispatcher.}
|
---|
2835 | */
|
---|
2836 | PDMBOTHCBDECL(int) vgaIOPortWrite(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t u32, unsigned cb)
|
---|
2837 | {
|
---|
2838 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
2839 | Assert(PDMCritSectIsOwner(pDevIns->CTX_SUFF(pCritSectRo)));
|
---|
2840 |
|
---|
2841 | NOREF(pvUser);
|
---|
2842 | if (cb == 1)
|
---|
2843 | vga_ioport_write(pThis, Port, u32);
|
---|
2844 | else if (cb == 2)
|
---|
2845 | {
|
---|
2846 | vga_ioport_write(pThis, Port, u32 & 0xff);
|
---|
2847 | vga_ioport_write(pThis, Port + 1, u32 >> 8);
|
---|
2848 | }
|
---|
2849 | return VINF_SUCCESS;
|
---|
2850 | }
|
---|
2851 |
|
---|
2852 |
|
---|
2853 | /**
|
---|
2854 | * @callback_method_impl{FNIOMIOPORTOUT,Generic VGA IN dispatcher.}
|
---|
2855 | */
|
---|
2856 | PDMBOTHCBDECL(int) vgaIOPortRead(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t *pu32, unsigned cb)
|
---|
2857 | {
|
---|
2858 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
2859 | Assert(PDMCritSectIsOwner(pDevIns->CTX_SUFF(pCritSectRo)));
|
---|
2860 | NOREF(pvUser);
|
---|
2861 |
|
---|
2862 | int rc = VINF_SUCCESS;
|
---|
2863 | if (cb == 1)
|
---|
2864 | *pu32 = vga_ioport_read(pThis, Port);
|
---|
2865 | else if (cb == 2)
|
---|
2866 | *pu32 = vga_ioport_read(pThis, Port)
|
---|
2867 | | (vga_ioport_read(pThis, Port + 1) << 8);
|
---|
2868 | else
|
---|
2869 | rc = VERR_IOM_IOPORT_UNUSED;
|
---|
2870 | return rc;
|
---|
2871 | }
|
---|
2872 |
|
---|
2873 |
|
---|
2874 | /**
|
---|
2875 | * @callback_method_impl{FNIOMIOPORTOUT,VBE Data Port OUT handler.}
|
---|
2876 | */
|
---|
2877 | PDMBOTHCBDECL(int) vgaIOPortWriteVBEData(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t u32, unsigned cb)
|
---|
2878 | {
|
---|
2879 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
2880 | Assert(PDMCritSectIsOwner(pDevIns->CTX_SUFF(pCritSectRo)));
|
---|
2881 |
|
---|
2882 | NOREF(pvUser);
|
---|
2883 |
|
---|
2884 | #ifndef IN_RING3
|
---|
2885 | /*
|
---|
2886 | * This has to be done on the host in order to execute the connector callbacks.
|
---|
2887 | */
|
---|
2888 | if ( pThis->vbe_index == VBE_DISPI_INDEX_ENABLE
|
---|
2889 | || pThis->vbe_index == VBE_DISPI_INDEX_VBOX_VIDEO)
|
---|
2890 | {
|
---|
2891 | Log(("vgaIOPortWriteVBEData: VBE_DISPI_INDEX_ENABLE - Switching to host...\n"));
|
---|
2892 | return VINF_IOM_R3_IOPORT_WRITE;
|
---|
2893 | }
|
---|
2894 | #endif
|
---|
2895 | #ifdef VBE_BYTEWISE_IO
|
---|
2896 | if (cb == 1)
|
---|
2897 | {
|
---|
2898 | if (!pThis->fWriteVBEData)
|
---|
2899 | {
|
---|
2900 | if ( (pThis->vbe_index == VBE_DISPI_INDEX_ENABLE)
|
---|
2901 | && (u32 & VBE_DISPI_ENABLED))
|
---|
2902 | {
|
---|
2903 | pThis->fWriteVBEData = false;
|
---|
2904 | return vbe_ioport_write_data(pThis, Port, u32 & 0xFF);
|
---|
2905 | }
|
---|
2906 |
|
---|
2907 | pThis->cbWriteVBEData = u32 & 0xFF;
|
---|
2908 | pThis->fWriteVBEData = true;
|
---|
2909 | return VINF_SUCCESS;
|
---|
2910 | }
|
---|
2911 |
|
---|
2912 | u32 = (pThis->cbWriteVBEData << 8) | (u32 & 0xFF);
|
---|
2913 | pThis->fWriteVBEData = false;
|
---|
2914 | cb = 2;
|
---|
2915 | }
|
---|
2916 | #endif
|
---|
2917 | if (cb == 2 || cb == 4)
|
---|
2918 | {
|
---|
2919 | //#ifdef IN_RC
|
---|
2920 | // /*
|
---|
2921 | // * The VBE_DISPI_INDEX_ENABLE memsets the entire frame buffer.
|
---|
2922 | // * Since we're not mapping the entire framebuffer any longer that
|
---|
2923 | // * has to be done on the host.
|
---|
2924 | // */
|
---|
2925 | // if ( (pThis->vbe_index == VBE_DISPI_INDEX_ENABLE)
|
---|
2926 | // && (u32 & VBE_DISPI_ENABLED))
|
---|
2927 | // {
|
---|
2928 | // Log(("vgaIOPortWriteVBEData: VBE_DISPI_INDEX_ENABLE & VBE_DISPI_ENABLED - Switching to host...\n"));
|
---|
2929 | // return VINF_IOM_R3_IOPORT_WRITE;
|
---|
2930 | // }
|
---|
2931 | //#endif
|
---|
2932 | return vbe_ioport_write_data(pThis, Port, u32);
|
---|
2933 | }
|
---|
2934 | AssertMsgFailed(("vgaIOPortWriteVBEData: Port=%#x cb=%d u32=%#x\n", Port, cb, u32));
|
---|
2935 |
|
---|
2936 | return VINF_SUCCESS;
|
---|
2937 | }
|
---|
2938 |
|
---|
2939 |
|
---|
2940 | /**
|
---|
2941 | * @callback_method_impl{FNIOMIOPORTOUT,VBE Index Port OUT handler.}
|
---|
2942 | */
|
---|
2943 | PDMBOTHCBDECL(int) vgaIOPortWriteVBEIndex(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t u32, unsigned cb)
|
---|
2944 | {
|
---|
2945 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE); NOREF(pvUser);
|
---|
2946 | Assert(PDMCritSectIsOwner(pDevIns->CTX_SUFF(pCritSectRo)));
|
---|
2947 |
|
---|
2948 | #ifdef VBE_BYTEWISE_IO
|
---|
2949 | if (cb == 1)
|
---|
2950 | {
|
---|
2951 | if (!pThis->fWriteVBEIndex)
|
---|
2952 | {
|
---|
2953 | pThis->cbWriteVBEIndex = u32 & 0x00FF;
|
---|
2954 | pThis->fWriteVBEIndex = true;
|
---|
2955 | return VINF_SUCCESS;
|
---|
2956 | }
|
---|
2957 | pThis->fWriteVBEIndex = false;
|
---|
2958 | vbe_ioport_write_index(pThis, Port, (pThis->cbWriteVBEIndex << 8) | (u32 & 0x00FF));
|
---|
2959 | return VINF_SUCCESS;
|
---|
2960 | }
|
---|
2961 | #endif
|
---|
2962 |
|
---|
2963 | if (cb == 2)
|
---|
2964 | vbe_ioport_write_index(pThis, Port, u32);
|
---|
2965 | else
|
---|
2966 | AssertMsgFailed(("vgaIOPortWriteVBEIndex: Port=%#x cb=%d u32=%#x\n", Port, cb, u32));
|
---|
2967 | return VINF_SUCCESS;
|
---|
2968 | }
|
---|
2969 |
|
---|
2970 |
|
---|
2971 | /**
|
---|
2972 | * @callback_method_impl{FNIOMIOPORTOUT,VBE Data Port IN handler.}
|
---|
2973 | */
|
---|
2974 | PDMBOTHCBDECL(int) vgaIOPortReadVBEData(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t *pu32, unsigned cb)
|
---|
2975 | {
|
---|
2976 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE); NOREF(pvUser);
|
---|
2977 | Assert(PDMCritSectIsOwner(pDevIns->CTX_SUFF(pCritSectRo)));
|
---|
2978 |
|
---|
2979 |
|
---|
2980 | #ifdef VBE_BYTEWISE_IO
|
---|
2981 | if (cb == 1)
|
---|
2982 | {
|
---|
2983 | if (!pThis->fReadVBEData)
|
---|
2984 | {
|
---|
2985 | *pu32 = (vbe_ioport_read_data(pThis, Port) >> 8) & 0xFF;
|
---|
2986 | pThis->fReadVBEData = true;
|
---|
2987 | return VINF_SUCCESS;
|
---|
2988 | }
|
---|
2989 | *pu32 = vbe_ioport_read_data(pThis, Port) & 0xFF;
|
---|
2990 | pThis->fReadVBEData = false;
|
---|
2991 | return VINF_SUCCESS;
|
---|
2992 | }
|
---|
2993 | #endif
|
---|
2994 | if (cb == 2)
|
---|
2995 | {
|
---|
2996 | *pu32 = vbe_ioport_read_data(pThis, Port);
|
---|
2997 | return VINF_SUCCESS;
|
---|
2998 | }
|
---|
2999 | if (cb == 4)
|
---|
3000 | {
|
---|
3001 | /* Quick hack for getting the vram size. */
|
---|
3002 | *pu32 = pThis->vram_size;
|
---|
3003 | return VINF_SUCCESS;
|
---|
3004 | }
|
---|
3005 | AssertMsgFailed(("vgaIOPortReadVBEData: Port=%#x cb=%d\n", Port, cb));
|
---|
3006 | return VERR_IOM_IOPORT_UNUSED;
|
---|
3007 | }
|
---|
3008 |
|
---|
3009 |
|
---|
3010 | /**
|
---|
3011 | * @callback_method_impl{FNIOMIOPORTOUT,VBE Index Port IN handler.}
|
---|
3012 | */
|
---|
3013 | PDMBOTHCBDECL(int) vgaIOPortReadVBEIndex(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t *pu32, unsigned cb)
|
---|
3014 | {
|
---|
3015 | NOREF(pvUser);
|
---|
3016 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
3017 | Assert(PDMCritSectIsOwner(pDevIns->CTX_SUFF(pCritSectRo)));
|
---|
3018 |
|
---|
3019 | #ifdef VBE_BYTEWISE_IO
|
---|
3020 | if (cb == 1)
|
---|
3021 | {
|
---|
3022 | if (!pThis->fReadVBEIndex)
|
---|
3023 | {
|
---|
3024 | *pu32 = (vbe_ioport_read_index(pThis, Port) >> 8) & 0xFF;
|
---|
3025 | pThis->fReadVBEIndex = true;
|
---|
3026 | return VINF_SUCCESS;
|
---|
3027 | }
|
---|
3028 | *pu32 = vbe_ioport_read_index(pThis, Port) & 0xFF;
|
---|
3029 | pThis->fReadVBEIndex = false;
|
---|
3030 | return VINF_SUCCESS;
|
---|
3031 | }
|
---|
3032 | #endif
|
---|
3033 | if (cb == 2)
|
---|
3034 | {
|
---|
3035 | *pu32 = vbe_ioport_read_index(pThis, Port);
|
---|
3036 | return VINF_SUCCESS;
|
---|
3037 | }
|
---|
3038 | AssertMsgFailed(("vgaIOPortReadVBEIndex: Port=%#x cb=%d\n", Port, cb));
|
---|
3039 | return VERR_IOM_IOPORT_UNUSED;
|
---|
3040 | }
|
---|
3041 |
|
---|
3042 | #ifdef VBOX_WITH_HGSMI
|
---|
3043 | # ifdef IN_RING3
|
---|
3044 | /**
|
---|
3045 | * @callback_method_impl{FNIOMIOPORTOUT,HGSMI OUT handler.}
|
---|
3046 | */
|
---|
3047 | static DECLCALLBACK(int) vgaR3IOPortHGSMIWrite(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t u32, unsigned cb)
|
---|
3048 | {
|
---|
3049 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
3050 | Assert(PDMCritSectIsOwner(pDevIns->CTX_SUFF(pCritSectRo)));
|
---|
3051 | LogFlowFunc(("Port 0x%x, u32 0x%x, cb %d\n", Port, u32, cb));
|
---|
3052 |
|
---|
3053 |
|
---|
3054 | NOREF(pvUser);
|
---|
3055 |
|
---|
3056 | if (cb == 4)
|
---|
3057 | {
|
---|
3058 | switch (Port)
|
---|
3059 | {
|
---|
3060 | case VGA_PORT_HGSMI_HOST: /* Host */
|
---|
3061 | {
|
---|
3062 | # if defined(VBOX_WITH_VIDEOHWACCEL) || defined(VBOX_WITH_VDMA) || defined(VBOX_WITH_WDDM)
|
---|
3063 | if (u32 == HGSMIOFFSET_VOID)
|
---|
3064 | {
|
---|
3065 | PDMCritSectEnter(&pThis->CritSectIRQ, VERR_SEM_BUSY);
|
---|
3066 |
|
---|
3067 | if (pThis->fu32PendingGuestFlags == 0)
|
---|
3068 | {
|
---|
3069 | PDMDevHlpPCISetIrqNoWait(pDevIns, 0, PDM_IRQ_LEVEL_LOW);
|
---|
3070 | HGSMIClearHostGuestFlags(pThis->pHGSMI,
|
---|
3071 | HGSMIHOSTFLAGS_IRQ
|
---|
3072 | # ifdef VBOX_VDMA_WITH_WATCHDOG
|
---|
3073 | | HGSMIHOSTFLAGS_WATCHDOG
|
---|
3074 | # endif
|
---|
3075 | | HGSMIHOSTFLAGS_VSYNC
|
---|
3076 | | HGSMIHOSTFLAGS_HOTPLUG
|
---|
3077 | | HGSMIHOSTFLAGS_CURSOR_CAPABILITIES
|
---|
3078 | );
|
---|
3079 | }
|
---|
3080 | else
|
---|
3081 | {
|
---|
3082 | HGSMISetHostGuestFlags(pThis->pHGSMI, HGSMIHOSTFLAGS_IRQ | pThis->fu32PendingGuestFlags);
|
---|
3083 | pThis->fu32PendingGuestFlags = 0;
|
---|
3084 | /* Keep the IRQ unchanged. */
|
---|
3085 | }
|
---|
3086 |
|
---|
3087 | PDMCritSectLeave(&pThis->CritSectIRQ);
|
---|
3088 | }
|
---|
3089 | else
|
---|
3090 | # endif
|
---|
3091 | {
|
---|
3092 | HGSMIHostWrite(pThis->pHGSMI, u32);
|
---|
3093 | }
|
---|
3094 | break;
|
---|
3095 | }
|
---|
3096 |
|
---|
3097 | case VGA_PORT_HGSMI_GUEST: /* Guest */
|
---|
3098 | HGSMIGuestWrite(pThis->pHGSMI, u32);
|
---|
3099 | break;
|
---|
3100 |
|
---|
3101 | default:
|
---|
3102 | # ifdef DEBUG_sunlover
|
---|
3103 | AssertMsgFailed(("vgaR3IOPortHGSMIWrite: Port=%#x cb=%d u32=%#x\n", Port, cb, u32));
|
---|
3104 | # endif
|
---|
3105 | break;
|
---|
3106 | }
|
---|
3107 | }
|
---|
3108 | else
|
---|
3109 | {
|
---|
3110 | # ifdef DEBUG_sunlover
|
---|
3111 | AssertMsgFailed(("vgaR3IOPortHGSMIWrite: Port=%#x cb=%d u32=%#x\n", Port, cb, u32));
|
---|
3112 | # endif
|
---|
3113 | }
|
---|
3114 |
|
---|
3115 | return VINF_SUCCESS;
|
---|
3116 | }
|
---|
3117 |
|
---|
3118 |
|
---|
3119 | /**
|
---|
3120 | * @callback_method_impl{FNIOMIOPORTOUT,HGSMI IN handler.}
|
---|
3121 | */
|
---|
3122 | static DECLCALLBACK(int) vgaR3IOPortHGSMIRead(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t *pu32, unsigned cb)
|
---|
3123 | {
|
---|
3124 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
3125 | Assert(PDMCritSectIsOwner(pDevIns->CTX_SUFF(pCritSectRo)));
|
---|
3126 | LogFlowFunc(("Port 0x%x, cb %d\n", Port, cb));
|
---|
3127 |
|
---|
3128 | NOREF(pvUser);
|
---|
3129 |
|
---|
3130 | int rc = VINF_SUCCESS;
|
---|
3131 | if (cb == 4)
|
---|
3132 | {
|
---|
3133 | switch (Port)
|
---|
3134 | {
|
---|
3135 | case VGA_PORT_HGSMI_HOST: /* Host */
|
---|
3136 | *pu32 = HGSMIHostRead(pThis->pHGSMI);
|
---|
3137 | break;
|
---|
3138 | case VGA_PORT_HGSMI_GUEST: /* Guest */
|
---|
3139 | *pu32 = HGSMIGuestRead(pThis->pHGSMI);
|
---|
3140 | break;
|
---|
3141 | default:
|
---|
3142 | # ifdef DEBUG_sunlover
|
---|
3143 | AssertMsgFailed(("vgaR3IOPortHGSMIRead: Port=%#x cb=%d\n", Port, cb));
|
---|
3144 | # endif
|
---|
3145 | rc = VERR_IOM_IOPORT_UNUSED;
|
---|
3146 | break;
|
---|
3147 | }
|
---|
3148 | }
|
---|
3149 | else
|
---|
3150 | {
|
---|
3151 | # ifdef DEBUG_sunlover
|
---|
3152 | Log(("vgaR3IOPortHGSMIRead: Port=%#x cb=%d\n", Port, cb));
|
---|
3153 | # endif
|
---|
3154 | rc = VERR_IOM_IOPORT_UNUSED;
|
---|
3155 | }
|
---|
3156 |
|
---|
3157 | return rc;
|
---|
3158 | }
|
---|
3159 | # endif /* IN_RING3 */
|
---|
3160 | #endif /* VBOX_WITH_HGSMI */
|
---|
3161 |
|
---|
3162 |
|
---|
3163 |
|
---|
3164 |
|
---|
3165 | /* -=-=-=-=-=- Guest Context -=-=-=-=-=- */
|
---|
3166 |
|
---|
3167 | /**
|
---|
3168 | * @internal. For use inside VGAGCMemoryFillWrite only.
|
---|
3169 | * Macro for apply logical operation and bit mask.
|
---|
3170 | */
|
---|
3171 | #define APPLY_LOGICAL_AND_MASK(pThis, val, bit_mask) \
|
---|
3172 | /* apply logical operation */ \
|
---|
3173 | switch (pThis->gr[3] >> 3) \
|
---|
3174 | { \
|
---|
3175 | case 0: \
|
---|
3176 | default: \
|
---|
3177 | /* nothing to do */ \
|
---|
3178 | break; \
|
---|
3179 | case 1: \
|
---|
3180 | /* and */ \
|
---|
3181 | val &= pThis->latch; \
|
---|
3182 | break; \
|
---|
3183 | case 2: \
|
---|
3184 | /* or */ \
|
---|
3185 | val |= pThis->latch; \
|
---|
3186 | break; \
|
---|
3187 | case 3: \
|
---|
3188 | /* xor */ \
|
---|
3189 | val ^= pThis->latch; \
|
---|
3190 | break; \
|
---|
3191 | } \
|
---|
3192 | /* apply bit mask */ \
|
---|
3193 | val = (val & bit_mask) | (pThis->latch & ~bit_mask)
|
---|
3194 |
|
---|
3195 | /**
|
---|
3196 | * Legacy VGA memory (0xa0000 - 0xbffff) write hook, to be called from IOM and from the inside of VGADeviceGC.cpp.
|
---|
3197 | * This is the advanced version of vga_mem_writeb function.
|
---|
3198 | *
|
---|
3199 | * @returns VBox status code.
|
---|
3200 | * @param pThis VGA device structure
|
---|
3201 | * @param pvUser User argument - ignored.
|
---|
3202 | * @param GCPhysAddr Physical address of memory to write.
|
---|
3203 | * @param u32Item Data to write, up to 4 bytes.
|
---|
3204 | * @param cbItem Size of data Item, only 1/2/4 bytes is allowed for now.
|
---|
3205 | * @param cItems Number of data items to write.
|
---|
3206 | */
|
---|
3207 | static int vgaInternalMMIOFill(PVGASTATE pThis, void *pvUser, RTGCPHYS GCPhysAddr, uint32_t u32Item, unsigned cbItem, unsigned cItems)
|
---|
3208 | {
|
---|
3209 | uint32_t b;
|
---|
3210 | uint32_t write_mask, bit_mask, set_mask;
|
---|
3211 | uint32_t aVal[4];
|
---|
3212 | unsigned i;
|
---|
3213 | NOREF(pvUser);
|
---|
3214 |
|
---|
3215 | for (i = 0; i < cbItem; i++)
|
---|
3216 | {
|
---|
3217 | aVal[i] = u32Item & 0xff;
|
---|
3218 | u32Item >>= 8;
|
---|
3219 | }
|
---|
3220 |
|
---|
3221 | /* convert to VGA memory offset */
|
---|
3222 | /// @todo add check for the end of region
|
---|
3223 | GCPhysAddr &= 0x1ffff;
|
---|
3224 | switch((pThis->gr[6] >> 2) & 3) {
|
---|
3225 | case 0:
|
---|
3226 | break;
|
---|
3227 | case 1:
|
---|
3228 | if (GCPhysAddr >= 0x10000)
|
---|
3229 | return VINF_SUCCESS;
|
---|
3230 | GCPhysAddr += pThis->bank_offset;
|
---|
3231 | break;
|
---|
3232 | case 2:
|
---|
3233 | GCPhysAddr -= 0x10000;
|
---|
3234 | if (GCPhysAddr >= 0x8000)
|
---|
3235 | return VINF_SUCCESS;
|
---|
3236 | break;
|
---|
3237 | default:
|
---|
3238 | case 3:
|
---|
3239 | GCPhysAddr -= 0x18000;
|
---|
3240 | if (GCPhysAddr >= 0x8000)
|
---|
3241 | return VINF_SUCCESS;
|
---|
3242 | break;
|
---|
3243 | }
|
---|
3244 |
|
---|
3245 | if (pThis->sr[4] & 0x08) {
|
---|
3246 | /* chain 4 mode : simplest access */
|
---|
3247 | VERIFY_VRAM_WRITE_OFF_RETURN(pThis, GCPhysAddr + cItems * cbItem - 1);
|
---|
3248 |
|
---|
3249 | while (cItems-- > 0)
|
---|
3250 | for (i = 0; i < cbItem; i++)
|
---|
3251 | {
|
---|
3252 | if (pThis->sr[2] & (1 << (GCPhysAddr & 3)))
|
---|
3253 | {
|
---|
3254 | pThis->CTX_SUFF(vram_ptr)[GCPhysAddr] = aVal[i];
|
---|
3255 | vga_set_dirty(pThis, GCPhysAddr);
|
---|
3256 | }
|
---|
3257 | GCPhysAddr++;
|
---|
3258 | }
|
---|
3259 | } else if (pThis->gr[5] & 0x10) {
|
---|
3260 | /* odd/even mode (aka text mode mapping) */
|
---|
3261 | VERIFY_VRAM_WRITE_OFF_RETURN(pThis, (GCPhysAddr + cItems * cbItem) * 4 - 1);
|
---|
3262 | while (cItems-- > 0)
|
---|
3263 | for (i = 0; i < cbItem; i++)
|
---|
3264 | {
|
---|
3265 | unsigned plane = (pThis->gr[4] & 2) | (GCPhysAddr & 1);
|
---|
3266 | if (pThis->sr[2] & (1 << plane)) {
|
---|
3267 | RTGCPHYS PhysAddr2 = ((GCPhysAddr & ~1) << 2) | plane;
|
---|
3268 | pThis->CTX_SUFF(vram_ptr)[PhysAddr2] = aVal[i];
|
---|
3269 | vga_set_dirty(pThis, PhysAddr2);
|
---|
3270 | }
|
---|
3271 | GCPhysAddr++;
|
---|
3272 | }
|
---|
3273 | } else {
|
---|
3274 | /* standard VGA latched access */
|
---|
3275 | VERIFY_VRAM_WRITE_OFF_RETURN(pThis, (GCPhysAddr + cItems * cbItem) * 4 - 1);
|
---|
3276 |
|
---|
3277 | switch(pThis->gr[5] & 3) {
|
---|
3278 | default:
|
---|
3279 | case 0:
|
---|
3280 | /* rotate */
|
---|
3281 | b = pThis->gr[3] & 7;
|
---|
3282 | bit_mask = pThis->gr[8];
|
---|
3283 | bit_mask |= bit_mask << 8;
|
---|
3284 | bit_mask |= bit_mask << 16;
|
---|
3285 | set_mask = mask16[pThis->gr[1]];
|
---|
3286 |
|
---|
3287 | for (i = 0; i < cbItem; i++)
|
---|
3288 | {
|
---|
3289 | aVal[i] = ((aVal[i] >> b) | (aVal[i] << (8 - b))) & 0xff;
|
---|
3290 | aVal[i] |= aVal[i] << 8;
|
---|
3291 | aVal[i] |= aVal[i] << 16;
|
---|
3292 |
|
---|
3293 | /* apply set/reset mask */
|
---|
3294 | aVal[i] = (aVal[i] & ~set_mask) | (mask16[pThis->gr[0]] & set_mask);
|
---|
3295 |
|
---|
3296 | APPLY_LOGICAL_AND_MASK(pThis, aVal[i], bit_mask);
|
---|
3297 | }
|
---|
3298 | break;
|
---|
3299 | case 1:
|
---|
3300 | for (i = 0; i < cbItem; i++)
|
---|
3301 | aVal[i] = pThis->latch;
|
---|
3302 | break;
|
---|
3303 | case 2:
|
---|
3304 | bit_mask = pThis->gr[8];
|
---|
3305 | bit_mask |= bit_mask << 8;
|
---|
3306 | bit_mask |= bit_mask << 16;
|
---|
3307 | for (i = 0; i < cbItem; i++)
|
---|
3308 | {
|
---|
3309 | aVal[i] = mask16[aVal[i] & 0x0f];
|
---|
3310 |
|
---|
3311 | APPLY_LOGICAL_AND_MASK(pThis, aVal[i], bit_mask);
|
---|
3312 | }
|
---|
3313 | break;
|
---|
3314 | case 3:
|
---|
3315 | /* rotate */
|
---|
3316 | b = pThis->gr[3] & 7;
|
---|
3317 |
|
---|
3318 | for (i = 0; i < cbItem; i++)
|
---|
3319 | {
|
---|
3320 | aVal[i] = (aVal[i] >> b) | (aVal[i] << (8 - b));
|
---|
3321 | bit_mask = pThis->gr[8] & aVal[i];
|
---|
3322 | bit_mask |= bit_mask << 8;
|
---|
3323 | bit_mask |= bit_mask << 16;
|
---|
3324 | aVal[i] = mask16[pThis->gr[0]];
|
---|
3325 |
|
---|
3326 | APPLY_LOGICAL_AND_MASK(pThis, aVal[i], bit_mask);
|
---|
3327 | }
|
---|
3328 | break;
|
---|
3329 | }
|
---|
3330 |
|
---|
3331 | /* mask data according to sr[2] */
|
---|
3332 | write_mask = mask16[pThis->sr[2]];
|
---|
3333 |
|
---|
3334 | /* actually write data */
|
---|
3335 | if (cbItem == 1)
|
---|
3336 | {
|
---|
3337 | /* The most frequently case is 1 byte I/O. */
|
---|
3338 | while (cItems-- > 0)
|
---|
3339 | {
|
---|
3340 | ((uint32_t *)pThis->CTX_SUFF(vram_ptr))[GCPhysAddr] = (((uint32_t *)pThis->CTX_SUFF(vram_ptr))[GCPhysAddr] & ~write_mask) | (aVal[0] & write_mask);
|
---|
3341 | vga_set_dirty(pThis, GCPhysAddr << 2);
|
---|
3342 | GCPhysAddr++;
|
---|
3343 | }
|
---|
3344 | }
|
---|
3345 | else if (cbItem == 2)
|
---|
3346 | {
|
---|
3347 | /* The second case is 2 bytes I/O. */
|
---|
3348 | while (cItems-- > 0)
|
---|
3349 | {
|
---|
3350 | ((uint32_t *)pThis->CTX_SUFF(vram_ptr))[GCPhysAddr] = (((uint32_t *)pThis->CTX_SUFF(vram_ptr))[GCPhysAddr] & ~write_mask) | (aVal[0] & write_mask);
|
---|
3351 | vga_set_dirty(pThis, GCPhysAddr << 2);
|
---|
3352 | GCPhysAddr++;
|
---|
3353 |
|
---|
3354 | ((uint32_t *)pThis->CTX_SUFF(vram_ptr))[GCPhysAddr] = (((uint32_t *)pThis->CTX_SUFF(vram_ptr))[GCPhysAddr] & ~write_mask) | (aVal[1] & write_mask);
|
---|
3355 | vga_set_dirty(pThis, GCPhysAddr << 2);
|
---|
3356 | GCPhysAddr++;
|
---|
3357 | }
|
---|
3358 | }
|
---|
3359 | else
|
---|
3360 | {
|
---|
3361 | /* And the rest is 4 bytes. */
|
---|
3362 | Assert(cbItem == 4);
|
---|
3363 | while (cItems-- > 0)
|
---|
3364 | for (i = 0; i < cbItem; i++)
|
---|
3365 | {
|
---|
3366 | ((uint32_t *)pThis->CTX_SUFF(vram_ptr))[GCPhysAddr] = (((uint32_t *)pThis->CTX_SUFF(vram_ptr))[GCPhysAddr] & ~write_mask) | (aVal[i] & write_mask);
|
---|
3367 | vga_set_dirty(pThis, GCPhysAddr << 2);
|
---|
3368 | GCPhysAddr++;
|
---|
3369 | }
|
---|
3370 | }
|
---|
3371 | }
|
---|
3372 | return VINF_SUCCESS;
|
---|
3373 | }
|
---|
3374 |
|
---|
3375 |
|
---|
3376 | /**
|
---|
3377 | * @callback_method_impl{FNIOMMMIOFILL,
|
---|
3378 | * Legacy VGA memory (0xa0000 - 0xbffff) write hook\, to be called from IOM and
|
---|
3379 | * from the inside of VGADeviceGC.cpp. This is the advanced version of
|
---|
3380 | * vga_mem_writeb function.}
|
---|
3381 | */
|
---|
3382 | PDMBOTHCBDECL(int) vgaMMIOFill(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS GCPhysAddr, uint32_t u32Item, unsigned cbItem, unsigned cItems)
|
---|
3383 | {
|
---|
3384 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
3385 | Assert(PDMCritSectIsOwner(pDevIns->CTX_SUFF(pCritSectRo)));
|
---|
3386 |
|
---|
3387 | return vgaInternalMMIOFill(pThis, pvUser, GCPhysAddr, u32Item, cbItem, cItems);
|
---|
3388 | }
|
---|
3389 | #undef APPLY_LOGICAL_AND_MASK
|
---|
3390 |
|
---|
3391 |
|
---|
3392 | /**
|
---|
3393 | * @callback_method_impl{FNIOMMMIOREAD, Legacy VGA memory (0xa0000 - 0xbffff)
|
---|
3394 | * read hook\, to be called from IOM.}
|
---|
3395 | */
|
---|
3396 | PDMBOTHCBDECL(int) vgaMMIORead(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS GCPhysAddr, void *pv, unsigned cb)
|
---|
3397 | {
|
---|
3398 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
3399 | STAM_PROFILE_START(&pThis->CTX_MID_Z(Stat,MemoryRead), a);
|
---|
3400 | Assert(PDMCritSectIsOwner(pDevIns->CTX_SUFF(pCritSectRo)));
|
---|
3401 | NOREF(pvUser);
|
---|
3402 |
|
---|
3403 | int rc = VINF_SUCCESS;
|
---|
3404 | switch (cb)
|
---|
3405 | {
|
---|
3406 | case 1:
|
---|
3407 | *(uint8_t *)pv = vga_mem_readb(pThis, GCPhysAddr, &rc);
|
---|
3408 | break;
|
---|
3409 | case 2:
|
---|
3410 | *(uint16_t *)pv = vga_mem_readb(pThis, GCPhysAddr, &rc)
|
---|
3411 | | (vga_mem_readb(pThis, GCPhysAddr + 1, &rc) << 8);
|
---|
3412 | break;
|
---|
3413 | case 4:
|
---|
3414 | *(uint32_t *)pv = vga_mem_readb(pThis, GCPhysAddr, &rc)
|
---|
3415 | | (vga_mem_readb(pThis, GCPhysAddr + 1, &rc) << 8)
|
---|
3416 | | (vga_mem_readb(pThis, GCPhysAddr + 2, &rc) << 16)
|
---|
3417 | | (vga_mem_readb(pThis, GCPhysAddr + 3, &rc) << 24);
|
---|
3418 | break;
|
---|
3419 |
|
---|
3420 | case 8:
|
---|
3421 | *(uint64_t *)pv = (uint64_t)vga_mem_readb(pThis, GCPhysAddr, &rc)
|
---|
3422 | | ((uint64_t)vga_mem_readb(pThis, GCPhysAddr + 1, &rc) << 8)
|
---|
3423 | | ((uint64_t)vga_mem_readb(pThis, GCPhysAddr + 2, &rc) << 16)
|
---|
3424 | | ((uint64_t)vga_mem_readb(pThis, GCPhysAddr + 3, &rc) << 24)
|
---|
3425 | | ((uint64_t)vga_mem_readb(pThis, GCPhysAddr + 4, &rc) << 32)
|
---|
3426 | | ((uint64_t)vga_mem_readb(pThis, GCPhysAddr + 5, &rc) << 40)
|
---|
3427 | | ((uint64_t)vga_mem_readb(pThis, GCPhysAddr + 6, &rc) << 48)
|
---|
3428 | | ((uint64_t)vga_mem_readb(pThis, GCPhysAddr + 7, &rc) << 56);
|
---|
3429 | break;
|
---|
3430 |
|
---|
3431 | default:
|
---|
3432 | {
|
---|
3433 | uint8_t *pbData = (uint8_t *)pv;
|
---|
3434 | while (cb-- > 0)
|
---|
3435 | {
|
---|
3436 | *pbData++ = vga_mem_readb(pThis, GCPhysAddr++, &rc);
|
---|
3437 | if (RT_UNLIKELY(rc != VINF_SUCCESS))
|
---|
3438 | break;
|
---|
3439 | }
|
---|
3440 | }
|
---|
3441 | }
|
---|
3442 |
|
---|
3443 | STAM_PROFILE_STOP(&pThis->CTX_MID_Z(Stat,MemoryRead), a);
|
---|
3444 | return rc;
|
---|
3445 | }
|
---|
3446 |
|
---|
3447 | /**
|
---|
3448 | * @callback_method_impl{FNIOMMMIOWRITE, Legacy VGA memory (0xa0000 - 0xbffff)
|
---|
3449 | * write hook\, to be called from IOM.}
|
---|
3450 | */
|
---|
3451 | PDMBOTHCBDECL(int) vgaMMIOWrite(PPDMDEVINS pDevIns, void *pvUser, RTGCPHYS GCPhysAddr, void const *pv, unsigned cb)
|
---|
3452 | {
|
---|
3453 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
3454 | uint8_t const *pbSrc = (uint8_t const *)pv;
|
---|
3455 | NOREF(pvUser);
|
---|
3456 | STAM_PROFILE_START(&pThis->CTX_MID_Z(Stat,MemoryWrite), a);
|
---|
3457 | Assert(PDMCritSectIsOwner(pDevIns->CTX_SUFF(pCritSectRo)));
|
---|
3458 |
|
---|
3459 | int rc;
|
---|
3460 | switch (cb)
|
---|
3461 | {
|
---|
3462 | case 1:
|
---|
3463 | rc = vga_mem_writeb(pThis, GCPhysAddr, *pbSrc);
|
---|
3464 | break;
|
---|
3465 | #if 1
|
---|
3466 | case 2:
|
---|
3467 | rc = vga_mem_writeb(pThis, GCPhysAddr + 0, pbSrc[0]);
|
---|
3468 | if (RT_LIKELY(rc == VINF_SUCCESS))
|
---|
3469 | rc = vga_mem_writeb(pThis, GCPhysAddr + 1, pbSrc[1]);
|
---|
3470 | break;
|
---|
3471 | case 4:
|
---|
3472 | rc = vga_mem_writeb(pThis, GCPhysAddr + 0, pbSrc[0]);
|
---|
3473 | if (RT_LIKELY(rc == VINF_SUCCESS))
|
---|
3474 | rc = vga_mem_writeb(pThis, GCPhysAddr + 1, pbSrc[1]);
|
---|
3475 | if (RT_LIKELY(rc == VINF_SUCCESS))
|
---|
3476 | rc = vga_mem_writeb(pThis, GCPhysAddr + 2, pbSrc[2]);
|
---|
3477 | if (RT_LIKELY(rc == VINF_SUCCESS))
|
---|
3478 | rc = vga_mem_writeb(pThis, GCPhysAddr + 3, pbSrc[3]);
|
---|
3479 | break;
|
---|
3480 | case 8:
|
---|
3481 | rc = vga_mem_writeb(pThis, GCPhysAddr + 0, pbSrc[0]);
|
---|
3482 | if (RT_LIKELY(rc == VINF_SUCCESS))
|
---|
3483 | rc = vga_mem_writeb(pThis, GCPhysAddr + 1, pbSrc[1]);
|
---|
3484 | if (RT_LIKELY(rc == VINF_SUCCESS))
|
---|
3485 | rc = vga_mem_writeb(pThis, GCPhysAddr + 2, pbSrc[2]);
|
---|
3486 | if (RT_LIKELY(rc == VINF_SUCCESS))
|
---|
3487 | rc = vga_mem_writeb(pThis, GCPhysAddr + 3, pbSrc[3]);
|
---|
3488 | if (RT_LIKELY(rc == VINF_SUCCESS))
|
---|
3489 | rc = vga_mem_writeb(pThis, GCPhysAddr + 4, pbSrc[4]);
|
---|
3490 | if (RT_LIKELY(rc == VINF_SUCCESS))
|
---|
3491 | rc = vga_mem_writeb(pThis, GCPhysAddr + 5, pbSrc[5]);
|
---|
3492 | if (RT_LIKELY(rc == VINF_SUCCESS))
|
---|
3493 | rc = vga_mem_writeb(pThis, GCPhysAddr + 6, pbSrc[6]);
|
---|
3494 | if (RT_LIKELY(rc == VINF_SUCCESS))
|
---|
3495 | rc = vga_mem_writeb(pThis, GCPhysAddr + 7, pbSrc[7]);
|
---|
3496 | break;
|
---|
3497 | #else
|
---|
3498 | case 2:
|
---|
3499 | rc = vgaMMIOFill(pDevIns, GCPhysAddr, *(uint16_t *)pv, 2, 1);
|
---|
3500 | break;
|
---|
3501 | case 4:
|
---|
3502 | rc = vgaMMIOFill(pDevIns, GCPhysAddr, *(uint32_t *)pv, 4, 1);
|
---|
3503 | break;
|
---|
3504 | case 8:
|
---|
3505 | rc = vgaMMIOFill(pDevIns, GCPhysAddr, *(uint64_t *)pv, 8, 1);
|
---|
3506 | break;
|
---|
3507 | #endif
|
---|
3508 | default:
|
---|
3509 | rc = VINF_SUCCESS;
|
---|
3510 | while (cb-- > 0 && rc == VINF_SUCCESS)
|
---|
3511 | rc = vga_mem_writeb(pThis, GCPhysAddr++, *pbSrc++);
|
---|
3512 | break;
|
---|
3513 |
|
---|
3514 | }
|
---|
3515 | STAM_PROFILE_STOP(&pThis->CTX_MID_Z(Stat,MemoryWrite), a);
|
---|
3516 | return rc;
|
---|
3517 | }
|
---|
3518 |
|
---|
3519 |
|
---|
3520 | /**
|
---|
3521 | * Handle LFB access.
|
---|
3522 | * @returns VBox status code.
|
---|
3523 | * @param pVM VM handle.
|
---|
3524 | * @param pThis VGA device instance data.
|
---|
3525 | * @param GCPhys The access physical address.
|
---|
3526 | * @param GCPtr The access virtual address (only GC).
|
---|
3527 | */
|
---|
3528 | static int vgaLFBAccess(PVM pVM, PVGASTATE pThis, RTGCPHYS GCPhys, RTGCPTR GCPtr)
|
---|
3529 | {
|
---|
3530 | int rc = PDMCritSectEnter(&pThis->CritSect, VINF_EM_RAW_EMULATE_INSTR);
|
---|
3531 | if (rc != VINF_SUCCESS)
|
---|
3532 | return rc;
|
---|
3533 |
|
---|
3534 | /*
|
---|
3535 | * Set page dirty bit.
|
---|
3536 | */
|
---|
3537 | vga_set_dirty(pThis, GCPhys - pThis->GCPhysVRAM);
|
---|
3538 | pThis->fLFBUpdated = true;
|
---|
3539 |
|
---|
3540 | /*
|
---|
3541 | * Turn of the write handler for this particular page and make it R/W.
|
---|
3542 | * Then return telling the caller to restart the guest instruction.
|
---|
3543 | * ASSUME: the guest always maps video memory RW.
|
---|
3544 | */
|
---|
3545 | rc = PGMHandlerPhysicalPageTempOff(pVM, pThis->GCPhysVRAM, GCPhys);
|
---|
3546 | if (RT_SUCCESS(rc))
|
---|
3547 | {
|
---|
3548 | #ifndef IN_RING3
|
---|
3549 | rc = PGMShwMakePageWritable(PDMDevHlpGetVMCPU(pThis->CTX_SUFF(pDevIns)), GCPtr,
|
---|
3550 | PGM_MK_PG_IS_MMIO2 | PGM_MK_PG_IS_WRITE_FAULT);
|
---|
3551 | PDMCritSectLeave(&pThis->CritSect);
|
---|
3552 | AssertMsgReturn( rc == VINF_SUCCESS
|
---|
3553 | /* In the SMP case the page table might be removed while we wait for the PGM lock in the trap handler. */
|
---|
3554 | || rc == VERR_PAGE_TABLE_NOT_PRESENT
|
---|
3555 | || rc == VERR_PAGE_NOT_PRESENT,
|
---|
3556 | ("PGMShwModifyPage -> GCPtr=%RGv rc=%d\n", GCPtr, rc),
|
---|
3557 | rc);
|
---|
3558 | #else /* IN_RING3 : We don't have any virtual page address of the access here. */
|
---|
3559 | PDMCritSectLeave(&pThis->CritSect);
|
---|
3560 | Assert(GCPtr == 0);
|
---|
3561 | RT_NOREF1(GCPtr);
|
---|
3562 | #endif
|
---|
3563 | return VINF_SUCCESS;
|
---|
3564 | }
|
---|
3565 |
|
---|
3566 | PDMCritSectLeave(&pThis->CritSect);
|
---|
3567 | AssertMsgFailed(("PGMHandlerPhysicalPageTempOff -> rc=%d\n", rc));
|
---|
3568 | return rc;
|
---|
3569 | }
|
---|
3570 |
|
---|
3571 |
|
---|
3572 | #ifndef IN_RING3
|
---|
3573 | /**
|
---|
3574 | * @callback_method_impl{FNPGMRCPHYSHANDLER, \#PF Handler for VBE LFB access.}
|
---|
3575 | */
|
---|
3576 | PDMBOTHCBDECL(VBOXSTRICTRC) vgaLbfAccessPfHandler(PVM pVM, PVMCPU pVCpu, RTGCUINT uErrorCode, PCPUMCTXCORE pRegFrame,
|
---|
3577 | RTGCPTR pvFault, RTGCPHYS GCPhysFault, void *pvUser)
|
---|
3578 | {
|
---|
3579 | PVGASTATE pThis = (PVGASTATE)pvUser;
|
---|
3580 | AssertPtr(pThis);
|
---|
3581 | Assert(GCPhysFault >= pThis->GCPhysVRAM);
|
---|
3582 | AssertMsg(uErrorCode & X86_TRAP_PF_RW, ("uErrorCode=%#x\n", uErrorCode));
|
---|
3583 | RT_NOREF3(pVCpu, pRegFrame, uErrorCode);
|
---|
3584 |
|
---|
3585 | return vgaLFBAccess(pVM, pThis, GCPhysFault, pvFault);
|
---|
3586 | }
|
---|
3587 | #endif /* !IN_RING3 */
|
---|
3588 |
|
---|
3589 |
|
---|
3590 | /**
|
---|
3591 | * @callback_method_impl{FNPGMPHYSHANDLER,
|
---|
3592 | * VBE LFB write access handler for the dirty tracking.}
|
---|
3593 | */
|
---|
3594 | PGM_ALL_CB_DECL(VBOXSTRICTRC) vgaLFBAccessHandler(PVM pVM, PVMCPU pVCpu, RTGCPHYS GCPhys, void *pvPhys, void *pvBuf, size_t cbBuf,
|
---|
3595 | PGMACCESSTYPE enmAccessType, PGMACCESSORIGIN enmOrigin, void *pvUser)
|
---|
3596 | {
|
---|
3597 | PVGASTATE pThis = (PVGASTATE)pvUser;
|
---|
3598 | int rc;
|
---|
3599 | Assert(pThis);
|
---|
3600 | Assert(GCPhys >= pThis->GCPhysVRAM);
|
---|
3601 | NOREF(pVCpu); NOREF(pvPhys); NOREF(pvBuf); NOREF(cbBuf); NOREF(enmAccessType); NOREF(enmOrigin);
|
---|
3602 |
|
---|
3603 | rc = vgaLFBAccess(pVM, pThis, GCPhys, 0);
|
---|
3604 | if (RT_SUCCESS(rc))
|
---|
3605 | return VINF_PGM_HANDLER_DO_DEFAULT;
|
---|
3606 | AssertMsg(rc <= VINF_SUCCESS, ("rc=%Rrc\n", rc));
|
---|
3607 | return rc;
|
---|
3608 | }
|
---|
3609 |
|
---|
3610 |
|
---|
3611 | /* -=-=-=-=-=- All rings: VGA BIOS I/Os -=-=-=-=-=- */
|
---|
3612 |
|
---|
3613 | /**
|
---|
3614 | * @callback_method_impl{FNIOMIOPORTIN,
|
---|
3615 | * Port I/O Handler for VGA BIOS IN operations.}
|
---|
3616 | */
|
---|
3617 | PDMBOTHCBDECL(int) vgaIOPortReadBIOS(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t *pu32, unsigned cb)
|
---|
3618 | {
|
---|
3619 | NOREF(pDevIns);
|
---|
3620 | NOREF(pvUser);
|
---|
3621 | NOREF(Port);
|
---|
3622 | NOREF(pu32);
|
---|
3623 | NOREF(cb);
|
---|
3624 | return VERR_IOM_IOPORT_UNUSED;
|
---|
3625 | }
|
---|
3626 |
|
---|
3627 | /**
|
---|
3628 | * @callback_method_impl{FNIOMIOPORTOUT,
|
---|
3629 | * Port I/O Handler for VGA BIOS IN operations.}
|
---|
3630 | */
|
---|
3631 | PDMBOTHCBDECL(int) vgaIOPortWriteBIOS(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t u32, unsigned cb)
|
---|
3632 | {
|
---|
3633 | static int lastWasNotNewline = 0; /* We are only called in a single-threaded way */
|
---|
3634 | RT_NOREF2(pDevIns, pvUser);
|
---|
3635 | Assert(PDMCritSectIsOwner(pDevIns->CTX_SUFF(pCritSectRo)));
|
---|
3636 |
|
---|
3637 | /*
|
---|
3638 | * VGA BIOS char printing.
|
---|
3639 | */
|
---|
3640 | if ( cb == 1
|
---|
3641 | && Port == VBE_PRINTF_PORT)
|
---|
3642 | {
|
---|
3643 | #if 0
|
---|
3644 | switch (u32)
|
---|
3645 | {
|
---|
3646 | case '\r': Log(("vgabios: <return>\n")); break;
|
---|
3647 | case '\n': Log(("vgabios: <newline>\n")); break;
|
---|
3648 | case '\t': Log(("vgabios: <tab>\n")); break;
|
---|
3649 | default:
|
---|
3650 | Log(("vgabios: %c\n", u32));
|
---|
3651 | }
|
---|
3652 | #else
|
---|
3653 | if (lastWasNotNewline == 0)
|
---|
3654 | Log(("vgabios: "));
|
---|
3655 | if (u32 != '\r') /* return - is only sent in conjunction with '\n' */
|
---|
3656 | Log(("%c", u32));
|
---|
3657 | if (u32 == '\n')
|
---|
3658 | lastWasNotNewline = 0;
|
---|
3659 | else
|
---|
3660 | lastWasNotNewline = 1;
|
---|
3661 | #endif
|
---|
3662 | return VINF_SUCCESS;
|
---|
3663 | }
|
---|
3664 |
|
---|
3665 | /* not in use. */
|
---|
3666 | return VERR_IOM_IOPORT_UNUSED;
|
---|
3667 | }
|
---|
3668 |
|
---|
3669 |
|
---|
3670 | /* -=-=-=-=-=- Ring 3 -=-=-=-=-=- */
|
---|
3671 |
|
---|
3672 | #ifdef IN_RING3
|
---|
3673 |
|
---|
3674 | # ifdef VBE_NEW_DYN_LIST
|
---|
3675 | /**
|
---|
3676 | * @callback_method_impl{FNIOMIOPORTOUT,
|
---|
3677 | * Port I/O Handler for VBE Extra OUT operations.}
|
---|
3678 | */
|
---|
3679 | PDMBOTHCBDECL(int) vbeIOPortWriteVBEExtra(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t u32, unsigned cb)
|
---|
3680 | {
|
---|
3681 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
3682 | Assert(PDMCritSectIsOwner(pDevIns->CTX_SUFF(pCritSectRo)));
|
---|
3683 | NOREF(pvUser); NOREF(Port);
|
---|
3684 |
|
---|
3685 | if (cb == 2)
|
---|
3686 | {
|
---|
3687 | Log(("vbeIOPortWriteVBEExtra: addr=%#RX32\n", u32));
|
---|
3688 | pThis->u16VBEExtraAddress = u32;
|
---|
3689 | }
|
---|
3690 | else
|
---|
3691 | Log(("vbeIOPortWriteVBEExtra: Ignoring invalid cb=%d writes to the VBE Extra port!!!\n", cb));
|
---|
3692 |
|
---|
3693 | return VINF_SUCCESS;
|
---|
3694 | }
|
---|
3695 |
|
---|
3696 |
|
---|
3697 | /**
|
---|
3698 | * @callback_method_impl{FNIOMIOPORTIN,
|
---|
3699 | * Port I/O Handler for VBE Extra IN operations.}
|
---|
3700 | */
|
---|
3701 | PDMBOTHCBDECL(int) vbeIOPortReadVBEExtra(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t *pu32, unsigned cb)
|
---|
3702 | {
|
---|
3703 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
3704 | NOREF(pvUser); NOREF(Port);
|
---|
3705 | Assert(PDMCritSectIsOwner(pDevIns->CTX_SUFF(pCritSectRo)));
|
---|
3706 |
|
---|
3707 | int rc = VINF_SUCCESS;
|
---|
3708 | if (pThis->u16VBEExtraAddress == 0xffff)
|
---|
3709 | {
|
---|
3710 | Log(("vbeIOPortReadVBEExtra: Requested number of 64k video banks\n"));
|
---|
3711 | *pu32 = pThis->vram_size / _64K;
|
---|
3712 | }
|
---|
3713 | else if ( pThis->u16VBEExtraAddress >= pThis->cbVBEExtraData
|
---|
3714 | || pThis->u16VBEExtraAddress + cb > pThis->cbVBEExtraData)
|
---|
3715 | {
|
---|
3716 | *pu32 = 0;
|
---|
3717 | Log(("vbeIOPortReadVBEExtra: Requested address is out of VBE data!!! Address=%#x(%d) cbVBEExtraData=%#x(%d)\n",
|
---|
3718 | pThis->u16VBEExtraAddress, pThis->u16VBEExtraAddress, pThis->cbVBEExtraData, pThis->cbVBEExtraData));
|
---|
3719 | }
|
---|
3720 | else if (cb == 1)
|
---|
3721 | {
|
---|
3722 | *pu32 = pThis->pbVBEExtraData[pThis->u16VBEExtraAddress] & 0xFF;
|
---|
3723 |
|
---|
3724 | Log(("vbeIOPortReadVBEExtra: cb=%#x %.*Rhxs\n", cb, cb, pu32));
|
---|
3725 | }
|
---|
3726 | else if (cb == 2)
|
---|
3727 | {
|
---|
3728 | *pu32 = pThis->pbVBEExtraData[pThis->u16VBEExtraAddress]
|
---|
3729 | | (uint32_t)pThis->pbVBEExtraData[pThis->u16VBEExtraAddress + 1] << 8;
|
---|
3730 |
|
---|
3731 | Log(("vbeIOPortReadVBEExtra: cb=%#x %.*Rhxs\n", cb, cb, pu32));
|
---|
3732 | }
|
---|
3733 | else
|
---|
3734 | {
|
---|
3735 | Log(("vbeIOPortReadVBEExtra: Invalid cb=%d read from the VBE Extra port!!!\n", cb));
|
---|
3736 | rc = VERR_IOM_IOPORT_UNUSED;
|
---|
3737 | }
|
---|
3738 |
|
---|
3739 | return rc;
|
---|
3740 | }
|
---|
3741 | # endif /* VBE_NEW_DYN_LIST */
|
---|
3742 |
|
---|
3743 |
|
---|
3744 | /**
|
---|
3745 | * Parse the logo bitmap data at init time.
|
---|
3746 | *
|
---|
3747 | * @returns VBox status code.
|
---|
3748 | *
|
---|
3749 | * @param pThis The VGA instance data.
|
---|
3750 | */
|
---|
3751 | static int vbeParseBitmap(PVGASTATE pThis)
|
---|
3752 | {
|
---|
3753 | uint16_t i;
|
---|
3754 | PBMPINFO bmpInfo;
|
---|
3755 | POS2HDR pOs2Hdr;
|
---|
3756 | POS22HDR pOs22Hdr;
|
---|
3757 | PWINHDR pWinHdr;
|
---|
3758 |
|
---|
3759 | /*
|
---|
3760 | * Get bitmap header data
|
---|
3761 | */
|
---|
3762 | bmpInfo = (PBMPINFO)(pThis->pbLogo + sizeof(LOGOHDR));
|
---|
3763 | pWinHdr = (PWINHDR)(pThis->pbLogo + sizeof(LOGOHDR) + sizeof(BMPINFO));
|
---|
3764 |
|
---|
3765 | if (bmpInfo->Type == BMP_ID)
|
---|
3766 | {
|
---|
3767 | switch (pWinHdr->Size)
|
---|
3768 | {
|
---|
3769 | case BMP_HEADER_OS21:
|
---|
3770 | pOs2Hdr = (POS2HDR)pWinHdr;
|
---|
3771 | pThis->cxLogo = pOs2Hdr->Width;
|
---|
3772 | pThis->cyLogo = pOs2Hdr->Height;
|
---|
3773 | pThis->cLogoPlanes = pOs2Hdr->Planes;
|
---|
3774 | pThis->cLogoBits = pOs2Hdr->BitCount;
|
---|
3775 | pThis->LogoCompression = BMP_COMPRESS_NONE;
|
---|
3776 | pThis->cLogoUsedColors = 0;
|
---|
3777 | break;
|
---|
3778 |
|
---|
3779 | case BMP_HEADER_OS22:
|
---|
3780 | pOs22Hdr = (POS22HDR)pWinHdr;
|
---|
3781 | pThis->cxLogo = pOs22Hdr->Width;
|
---|
3782 | pThis->cyLogo = pOs22Hdr->Height;
|
---|
3783 | pThis->cLogoPlanes = pOs22Hdr->Planes;
|
---|
3784 | pThis->cLogoBits = pOs22Hdr->BitCount;
|
---|
3785 | pThis->LogoCompression = pOs22Hdr->Compression;
|
---|
3786 | pThis->cLogoUsedColors = pOs22Hdr->ClrUsed;
|
---|
3787 | break;
|
---|
3788 |
|
---|
3789 | case BMP_HEADER_WIN3:
|
---|
3790 | pThis->cxLogo = pWinHdr->Width;
|
---|
3791 | pThis->cyLogo = pWinHdr->Height;
|
---|
3792 | pThis->cLogoPlanes = pWinHdr->Planes;
|
---|
3793 | pThis->cLogoBits = pWinHdr->BitCount;
|
---|
3794 | pThis->LogoCompression = pWinHdr->Compression;
|
---|
3795 | pThis->cLogoUsedColors = pWinHdr->ClrUsed;
|
---|
3796 | break;
|
---|
3797 |
|
---|
3798 | default:
|
---|
3799 | AssertLogRelMsgFailedReturn(("Unsupported bitmap header size %u.\n", pWinHdr->Size),
|
---|
3800 | VERR_INVALID_PARAMETER);
|
---|
3801 | break;
|
---|
3802 | }
|
---|
3803 |
|
---|
3804 | AssertLogRelMsgReturn(pThis->cxLogo <= LOGO_MAX_WIDTH && pThis->cyLogo <= LOGO_MAX_HEIGHT,
|
---|
3805 | ("Bitmap %ux%u is too big.\n", pThis->cxLogo, pThis->cyLogo),
|
---|
3806 | VERR_INVALID_PARAMETER);
|
---|
3807 |
|
---|
3808 | AssertLogRelMsgReturn(pThis->cLogoPlanes == 1,
|
---|
3809 | ("Bitmap planes %u != 1.\n", pThis->cLogoPlanes),
|
---|
3810 | VERR_INVALID_PARAMETER);
|
---|
3811 |
|
---|
3812 | AssertLogRelMsgReturn(pThis->cLogoBits == 4 || pThis->cLogoBits == 8 || pThis->cLogoBits == 24,
|
---|
3813 | ("Unsupported %u depth.\n", pThis->cLogoBits),
|
---|
3814 | VERR_INVALID_PARAMETER);
|
---|
3815 |
|
---|
3816 | AssertLogRelMsgReturn(pThis->cLogoUsedColors <= 256,
|
---|
3817 | ("Unsupported %u colors.\n", pThis->cLogoUsedColors),
|
---|
3818 | VERR_INVALID_PARAMETER);
|
---|
3819 |
|
---|
3820 | AssertLogRelMsgReturn(pThis->LogoCompression == BMP_COMPRESS_NONE,
|
---|
3821 | ("Unsupported %u compression.\n", pThis->LogoCompression),
|
---|
3822 | VERR_INVALID_PARAMETER);
|
---|
3823 |
|
---|
3824 | /*
|
---|
3825 | * Read bitmap palette
|
---|
3826 | */
|
---|
3827 | if (!pThis->cLogoUsedColors)
|
---|
3828 | pThis->cLogoPalEntries = 1 << (pThis->cLogoPlanes * pThis->cLogoBits);
|
---|
3829 | else
|
---|
3830 | pThis->cLogoPalEntries = pThis->cLogoUsedColors;
|
---|
3831 |
|
---|
3832 | if (pThis->cLogoPalEntries)
|
---|
3833 | {
|
---|
3834 | const uint8_t *pbPal = pThis->pbLogo + sizeof(LOGOHDR) + sizeof(BMPINFO) + pWinHdr->Size; /* ASSUMES Size location (safe) */
|
---|
3835 |
|
---|
3836 | for (i = 0; i < pThis->cLogoPalEntries; i++)
|
---|
3837 | {
|
---|
3838 | uint16_t j;
|
---|
3839 | uint32_t u32Pal = 0;
|
---|
3840 |
|
---|
3841 | for (j = 0; j < 3; j++)
|
---|
3842 | {
|
---|
3843 | uint8_t b = *pbPal++;
|
---|
3844 | u32Pal <<= 8;
|
---|
3845 | u32Pal |= b;
|
---|
3846 | }
|
---|
3847 |
|
---|
3848 | pbPal++; /* skip unused byte */
|
---|
3849 | pThis->au32LogoPalette[i] = u32Pal;
|
---|
3850 | }
|
---|
3851 | }
|
---|
3852 |
|
---|
3853 | /*
|
---|
3854 | * Bitmap data offset
|
---|
3855 | */
|
---|
3856 | pThis->pbLogoBitmap = pThis->pbLogo + sizeof(LOGOHDR) + bmpInfo->Offset;
|
---|
3857 | }
|
---|
3858 | else
|
---|
3859 | AssertLogRelMsgFailedReturn(("Not a BMP file.\n"), VERR_INVALID_PARAMETER);
|
---|
3860 |
|
---|
3861 | return VINF_SUCCESS;
|
---|
3862 | }
|
---|
3863 |
|
---|
3864 |
|
---|
3865 | /**
|
---|
3866 | * Show logo bitmap data.
|
---|
3867 | *
|
---|
3868 | * @returns VBox status code.
|
---|
3869 | *
|
---|
3870 | * @param cbDepth Logo depth.
|
---|
3871 | * @param xLogo Logo X position.
|
---|
3872 | * @param yLogo Logo Y position.
|
---|
3873 | * @param cxLogo Logo width.
|
---|
3874 | * @param cyLogo Logo height.
|
---|
3875 | * @param iStep Fade in/fade out step.
|
---|
3876 | * @param pu32Palette Palette data.
|
---|
3877 | * @param pbSrc Source buffer.
|
---|
3878 | * @param pbDst Destination buffer.
|
---|
3879 | */
|
---|
3880 | static void vbeShowBitmap(uint16_t cBits, uint16_t xLogo, uint16_t yLogo, uint16_t cxLogo, uint16_t cyLogo, uint8_t iStep,
|
---|
3881 | const uint32_t *pu32Palette, const uint8_t *pbSrc, uint8_t *pbDst)
|
---|
3882 | {
|
---|
3883 | uint16_t i;
|
---|
3884 | size_t cbPadBytes = 0;
|
---|
3885 | size_t cbLineDst = LOGO_MAX_WIDTH * 4;
|
---|
3886 | uint16_t cyLeft = cyLogo;
|
---|
3887 |
|
---|
3888 | pbDst += xLogo * 4 + yLogo * cbLineDst;
|
---|
3889 |
|
---|
3890 | switch (cBits)
|
---|
3891 | {
|
---|
3892 | case 1:
|
---|
3893 | pbDst += cyLogo * cbLineDst;
|
---|
3894 | cbPadBytes = 0;
|
---|
3895 | break;
|
---|
3896 |
|
---|
3897 | case 4:
|
---|
3898 | if (((cxLogo % 8) == 0) || ((cxLogo % 8) > 6))
|
---|
3899 | cbPadBytes = 0;
|
---|
3900 | else if ((cxLogo % 8) <= 2)
|
---|
3901 | cbPadBytes = 3;
|
---|
3902 | else if ((cxLogo % 8) <= 4)
|
---|
3903 | cbPadBytes = 2;
|
---|
3904 | else
|
---|
3905 | cbPadBytes = 1;
|
---|
3906 | break;
|
---|
3907 |
|
---|
3908 | case 8:
|
---|
3909 | cbPadBytes = ((cxLogo % 4) == 0) ? 0 : (4 - (cxLogo % 4));
|
---|
3910 | break;
|
---|
3911 |
|
---|
3912 | case 24:
|
---|
3913 | cbPadBytes = cxLogo % 4;
|
---|
3914 | break;
|
---|
3915 | }
|
---|
3916 |
|
---|
3917 | uint8_t j = 0, c = 0;
|
---|
3918 |
|
---|
3919 | while (cyLeft-- > 0)
|
---|
3920 | {
|
---|
3921 | uint8_t *pbTmpDst = pbDst;
|
---|
3922 |
|
---|
3923 | if (cBits != 1)
|
---|
3924 | j = 0;
|
---|
3925 |
|
---|
3926 | for (i = 0; i < cxLogo; i++)
|
---|
3927 | {
|
---|
3928 | uint8_t pix;
|
---|
3929 |
|
---|
3930 | switch (cBits)
|
---|
3931 | {
|
---|
3932 | case 1:
|
---|
3933 | {
|
---|
3934 | if (!j)
|
---|
3935 | c = *pbSrc++;
|
---|
3936 |
|
---|
3937 | pix = (c & 1) ? 0xFF : 0;
|
---|
3938 | c >>= 1;
|
---|
3939 |
|
---|
3940 | if (pix)
|
---|
3941 | {
|
---|
3942 | *pbTmpDst++ = pix * iStep / LOGO_SHOW_STEPS;
|
---|
3943 | *pbTmpDst++ = pix * iStep / LOGO_SHOW_STEPS;
|
---|
3944 | *pbTmpDst++ = pix * iStep / LOGO_SHOW_STEPS;
|
---|
3945 | pbTmpDst++;
|
---|
3946 | }
|
---|
3947 | else
|
---|
3948 | pbTmpDst += 4;
|
---|
3949 |
|
---|
3950 | j = (j + 1) % 8;
|
---|
3951 | break;
|
---|
3952 | }
|
---|
3953 |
|
---|
3954 | case 4:
|
---|
3955 | {
|
---|
3956 | if (!j)
|
---|
3957 | c = *pbSrc++;
|
---|
3958 |
|
---|
3959 | pix = (c >> 4) & 0xF;
|
---|
3960 | c <<= 4;
|
---|
3961 |
|
---|
3962 | uint32_t u32Pal = pu32Palette[pix];
|
---|
3963 |
|
---|
3964 | pix = (u32Pal >> 16) & 0xFF;
|
---|
3965 | *pbTmpDst++ = pix * iStep / LOGO_SHOW_STEPS;
|
---|
3966 | pix = (u32Pal >> 8) & 0xFF;
|
---|
3967 | *pbTmpDst++ = pix * iStep / LOGO_SHOW_STEPS;
|
---|
3968 | pix = u32Pal & 0xFF;
|
---|
3969 | *pbTmpDst++ = pix * iStep / LOGO_SHOW_STEPS;
|
---|
3970 | pbTmpDst++;
|
---|
3971 |
|
---|
3972 | j = (j + 1) % 2;
|
---|
3973 | break;
|
---|
3974 | }
|
---|
3975 |
|
---|
3976 | case 8:
|
---|
3977 | {
|
---|
3978 | uint32_t u32Pal = pu32Palette[*pbSrc++];
|
---|
3979 |
|
---|
3980 | pix = (u32Pal >> 16) & 0xFF;
|
---|
3981 | *pbTmpDst++ = pix * iStep / LOGO_SHOW_STEPS;
|
---|
3982 | pix = (u32Pal >> 8) & 0xFF;
|
---|
3983 | *pbTmpDst++ = pix * iStep / LOGO_SHOW_STEPS;
|
---|
3984 | pix = u32Pal & 0xFF;
|
---|
3985 | *pbTmpDst++ = pix * iStep / LOGO_SHOW_STEPS;
|
---|
3986 | pbTmpDst++;
|
---|
3987 | break;
|
---|
3988 | }
|
---|
3989 |
|
---|
3990 | case 24:
|
---|
3991 | *pbTmpDst++ = *pbSrc++ * iStep / LOGO_SHOW_STEPS;
|
---|
3992 | *pbTmpDst++ = *pbSrc++ * iStep / LOGO_SHOW_STEPS;
|
---|
3993 | *pbTmpDst++ = *pbSrc++ * iStep / LOGO_SHOW_STEPS;
|
---|
3994 | pbTmpDst++;
|
---|
3995 | break;
|
---|
3996 | }
|
---|
3997 | }
|
---|
3998 |
|
---|
3999 | pbDst -= cbLineDst;
|
---|
4000 | pbSrc += cbPadBytes;
|
---|
4001 | }
|
---|
4002 | }
|
---|
4003 |
|
---|
4004 |
|
---|
4005 | /**
|
---|
4006 | * @callback_method_impl{FNIOMIOPORTOUT,
|
---|
4007 | * Port I/O Handler for BIOS Logo OUT operations.}
|
---|
4008 | */
|
---|
4009 | PDMBOTHCBDECL(int) vbeIOPortWriteCMDLogo(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t u32, unsigned cb)
|
---|
4010 | {
|
---|
4011 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
4012 | NOREF(pvUser);
|
---|
4013 | NOREF(Port);
|
---|
4014 |
|
---|
4015 | Log(("vbeIOPortWriteCMDLogo: cb=%d u32=%#04x(%#04d) (byte)\n", cb, u32, u32));
|
---|
4016 |
|
---|
4017 | if (cb == 2)
|
---|
4018 | {
|
---|
4019 | /* Get the logo command */
|
---|
4020 | switch (u32 & 0xFF00)
|
---|
4021 | {
|
---|
4022 | case LOGO_CMD_SET_OFFSET:
|
---|
4023 | pThis->offLogoData = u32 & 0xFF;
|
---|
4024 | break;
|
---|
4025 |
|
---|
4026 | case LOGO_CMD_SHOW_BMP:
|
---|
4027 | {
|
---|
4028 | uint8_t iStep = u32 & 0xFF;
|
---|
4029 | const uint8_t *pbSrc = pThis->pbLogoBitmap;
|
---|
4030 | uint8_t *pbDst;
|
---|
4031 | PCLOGOHDR pLogoHdr = (PCLOGOHDR)pThis->pbLogo;
|
---|
4032 | uint32_t offDirty = 0;
|
---|
4033 | uint16_t xLogo = (LOGO_MAX_WIDTH - pThis->cxLogo) / 2;
|
---|
4034 | uint16_t yLogo = LOGO_MAX_HEIGHT - (LOGO_MAX_HEIGHT - pThis->cyLogo) / 2;
|
---|
4035 |
|
---|
4036 | /* Check VRAM size */
|
---|
4037 | if (pThis->vram_size < LOGO_MAX_SIZE)
|
---|
4038 | break;
|
---|
4039 |
|
---|
4040 | if (pThis->vram_size >= LOGO_MAX_SIZE * 2)
|
---|
4041 | pbDst = pThis->vram_ptrR3 + LOGO_MAX_SIZE;
|
---|
4042 | else
|
---|
4043 | pbDst = pThis->vram_ptrR3;
|
---|
4044 |
|
---|
4045 | /* Clear screen - except on power on... */
|
---|
4046 | if (!pThis->fLogoClearScreen)
|
---|
4047 | {
|
---|
4048 | /* Clear vram */
|
---|
4049 | uint32_t *pu32Dst = (uint32_t *)pbDst;
|
---|
4050 | for (int i = 0; i < LOGO_MAX_WIDTH; i++)
|
---|
4051 | for (int j = 0; j < LOGO_MAX_HEIGHT; j++)
|
---|
4052 | *pu32Dst++ = 0;
|
---|
4053 | pThis->fLogoClearScreen = true;
|
---|
4054 | }
|
---|
4055 |
|
---|
4056 | /* Show the bitmap. */
|
---|
4057 | vbeShowBitmap(pThis->cLogoBits, xLogo, yLogo,
|
---|
4058 | pThis->cxLogo, pThis->cyLogo,
|
---|
4059 | iStep, &pThis->au32LogoPalette[0],
|
---|
4060 | pbSrc, pbDst);
|
---|
4061 |
|
---|
4062 | /* Show the 'Press F12...' text. */
|
---|
4063 | if (pLogoHdr->fu8ShowBootMenu == 2)
|
---|
4064 | vbeShowBitmap(1, LOGO_F12TEXT_X, LOGO_F12TEXT_Y,
|
---|
4065 | LOGO_F12TEXT_WIDTH, LOGO_F12TEXT_HEIGHT,
|
---|
4066 | iStep, &pThis->au32LogoPalette[0],
|
---|
4067 | &g_abLogoF12BootText[0], pbDst);
|
---|
4068 |
|
---|
4069 | /* Blit the offscreen buffer. */
|
---|
4070 | if (pThis->vram_size >= LOGO_MAX_SIZE * 2)
|
---|
4071 | {
|
---|
4072 | uint32_t *pu32TmpDst = (uint32_t *)pThis->vram_ptrR3;
|
---|
4073 | uint32_t *pu32TmpSrc = (uint32_t *)(pThis->vram_ptrR3 + LOGO_MAX_SIZE);
|
---|
4074 | for (int i = 0; i < LOGO_MAX_WIDTH; i++)
|
---|
4075 | {
|
---|
4076 | for (int j = 0; j < LOGO_MAX_HEIGHT; j++)
|
---|
4077 | *pu32TmpDst++ = *pu32TmpSrc++;
|
---|
4078 | }
|
---|
4079 | }
|
---|
4080 |
|
---|
4081 | /* Set the dirty flags. */
|
---|
4082 | while (offDirty <= LOGO_MAX_SIZE)
|
---|
4083 | {
|
---|
4084 | vga_set_dirty(pThis, offDirty);
|
---|
4085 | offDirty += PAGE_SIZE;
|
---|
4086 | }
|
---|
4087 | break;
|
---|
4088 | }
|
---|
4089 |
|
---|
4090 | default:
|
---|
4091 | Log(("vbeIOPortWriteCMDLogo: invalid command %d\n", u32));
|
---|
4092 | pThis->LogoCommand = LOGO_CMD_NOP;
|
---|
4093 | break;
|
---|
4094 | }
|
---|
4095 |
|
---|
4096 | return VINF_SUCCESS;
|
---|
4097 | }
|
---|
4098 |
|
---|
4099 | Log(("vbeIOPortWriteCMDLogo: Ignoring invalid cb=%d writes to the VBE Extra port!!!\n", cb));
|
---|
4100 | return VINF_SUCCESS;
|
---|
4101 | }
|
---|
4102 |
|
---|
4103 |
|
---|
4104 | /**
|
---|
4105 | * @callback_method_impl{FNIOMIOPORTIN,
|
---|
4106 | * Port I/O Handler for BIOS Logo IN operations.}
|
---|
4107 | */
|
---|
4108 | PDMBOTHCBDECL(int) vbeIOPortReadCMDLogo(PPDMDEVINS pDevIns, void *pvUser, RTIOPORT Port, uint32_t *pu32, unsigned cb)
|
---|
4109 | {
|
---|
4110 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
4111 | NOREF(pvUser);
|
---|
4112 | NOREF(Port);
|
---|
4113 |
|
---|
4114 |
|
---|
4115 | if (pThis->offLogoData + cb > pThis->cbLogo)
|
---|
4116 | {
|
---|
4117 | Log(("vbeIOPortReadCMDLogo: Requested address is out of Logo data!!! offLogoData=%#x(%d) cbLogo=%#x(%d)\n",
|
---|
4118 | pThis->offLogoData, pThis->offLogoData, pThis->cbLogo, pThis->cbLogo));
|
---|
4119 | return VINF_SUCCESS;
|
---|
4120 | }
|
---|
4121 |
|
---|
4122 | PCRTUINT64U p = (PCRTUINT64U)&pThis->pbLogo[pThis->offLogoData];
|
---|
4123 | switch (cb)
|
---|
4124 | {
|
---|
4125 | case 1: *pu32 = p->au8[0]; break;
|
---|
4126 | case 2: *pu32 = p->au16[0]; break;
|
---|
4127 | case 4: *pu32 = p->au32[0]; break;
|
---|
4128 | //case 8: *pu32 = p->au64[0]; break;
|
---|
4129 | default: AssertFailed(); break;
|
---|
4130 | }
|
---|
4131 | Log(("vbeIOPortReadCMDLogo: LogoOffset=%#x(%d) cb=%#x %.*Rhxs\n", pThis->offLogoData, pThis->offLogoData, cb, cb, pu32));
|
---|
4132 |
|
---|
4133 | pThis->LogoCommand = LOGO_CMD_NOP;
|
---|
4134 | pThis->offLogoData += cb;
|
---|
4135 |
|
---|
4136 | return VINF_SUCCESS;
|
---|
4137 | }
|
---|
4138 |
|
---|
4139 |
|
---|
4140 | /* -=-=-=-=-=- Ring 3: Debug Info Handlers -=-=-=-=-=- */
|
---|
4141 |
|
---|
4142 | /**
|
---|
4143 | * @callback_method_impl{FNDBGFHANDLERDEV,
|
---|
4144 | * Dumps several interesting bits of the VGA state that are difficult to
|
---|
4145 | * decode from the registers.}
|
---|
4146 | */
|
---|
4147 | static DECLCALLBACK(void) vgaInfoState(PPDMDEVINS pDevIns, PCDBGFINFOHLP pHlp, const char *pszArgs)
|
---|
4148 | {
|
---|
4149 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
4150 | int is_graph, double_scan;
|
---|
4151 | int w, h, char_height, char_dots;
|
---|
4152 | int val, vfreq_hz, hfreq_hz;
|
---|
4153 | vga_retrace_s *r = &pThis->retrace_state;
|
---|
4154 | const char *clocks[] = { "25.175 MHz", "28.322 MHz", "External", "Reserved?!" };
|
---|
4155 | NOREF(pszArgs);
|
---|
4156 |
|
---|
4157 | is_graph = pThis->gr[6] & 1;
|
---|
4158 | char_dots = (pThis->sr[0x01] & 1) ? 8 : 9;
|
---|
4159 | double_scan = pThis->cr[9] >> 7;
|
---|
4160 | pHlp->pfnPrintf(pHlp, "pixel clock: %s\n", clocks[(pThis->msr >> 2) & 3]);
|
---|
4161 | pHlp->pfnPrintf(pHlp, "double scanning %s\n", double_scan ? "on" : "off");
|
---|
4162 | pHlp->pfnPrintf(pHlp, "double clocking %s\n", pThis->sr[1] & 0x08 ? "on" : "off");
|
---|
4163 | val = pThis->cr[0] + 5;
|
---|
4164 | pHlp->pfnPrintf(pHlp, "htotal: %d px (%d cclk)\n", val * char_dots, val);
|
---|
4165 | val = pThis->cr[6] + ((pThis->cr[7] & 1) << 8) + ((pThis->cr[7] & 0x20) << 4) + 2;
|
---|
4166 | pHlp->pfnPrintf(pHlp, "vtotal: %d px\n", val);
|
---|
4167 | val = pThis->cr[1] + 1;
|
---|
4168 | w = val * char_dots;
|
---|
4169 | pHlp->pfnPrintf(pHlp, "hdisp : %d px (%d cclk)\n", w, val);
|
---|
4170 | val = pThis->cr[0x12] + ((pThis->cr[7] & 2) << 7) + ((pThis->cr[7] & 0x40) << 4) + 1;
|
---|
4171 | h = val;
|
---|
4172 | pHlp->pfnPrintf(pHlp, "vdisp : %d px\n", val);
|
---|
4173 | val = ((pThis->cr[9] & 0x40) << 3) + ((pThis->cr[7] & 0x10) << 4) + pThis->cr[0x18];
|
---|
4174 | pHlp->pfnPrintf(pHlp, "split : %d ln\n", val);
|
---|
4175 | val = (pThis->cr[0xc] << 8) + pThis->cr[0xd];
|
---|
4176 | pHlp->pfnPrintf(pHlp, "start : %#x\n", val);
|
---|
4177 | if (!is_graph)
|
---|
4178 | {
|
---|
4179 | val = (pThis->cr[9] & 0x1f) + 1;
|
---|
4180 | char_height = val;
|
---|
4181 | pHlp->pfnPrintf(pHlp, "char height %d\n", val);
|
---|
4182 | pHlp->pfnPrintf(pHlp, "text mode %dx%d\n", w / char_dots, h / (char_height << double_scan));
|
---|
4183 |
|
---|
4184 | uint32_t cbLine;
|
---|
4185 | uint32_t offStart;
|
---|
4186 | uint32_t uLineCompareIgn;
|
---|
4187 | vga_get_offsets(pThis, &cbLine, &offStart, &uLineCompareIgn);
|
---|
4188 | if (!cbLine)
|
---|
4189 | cbLine = 80 * 8;
|
---|
4190 | offStart *= 8;
|
---|
4191 | pHlp->pfnPrintf(pHlp, "cbLine: %#x\n", cbLine);
|
---|
4192 | pHlp->pfnPrintf(pHlp, "offStart: %#x (line %#x)\n", offStart, offStart / cbLine);
|
---|
4193 | }
|
---|
4194 | if (pThis->fRealRetrace)
|
---|
4195 | {
|
---|
4196 | val = r->hb_start;
|
---|
4197 | pHlp->pfnPrintf(pHlp, "hblank start: %d px (%d cclk)\n", val * char_dots, val);
|
---|
4198 | val = r->hb_end;
|
---|
4199 | pHlp->pfnPrintf(pHlp, "hblank end : %d px (%d cclk)\n", val * char_dots, val);
|
---|
4200 | pHlp->pfnPrintf(pHlp, "vblank start: %d px, end: %d px\n", r->vb_start, r->vb_end);
|
---|
4201 | pHlp->pfnPrintf(pHlp, "vsync start : %d px, end: %d px\n", r->vs_start, r->vs_end);
|
---|
4202 | pHlp->pfnPrintf(pHlp, "cclks per frame: %d\n", r->frame_cclks);
|
---|
4203 | pHlp->pfnPrintf(pHlp, "cclk time (ns) : %d\n", r->cclk_ns);
|
---|
4204 | if (r->frame_ns && r->h_total_ns) /* Careful in case state is temporarily invalid. */
|
---|
4205 | {
|
---|
4206 | vfreq_hz = 1000000000 / r->frame_ns;
|
---|
4207 | hfreq_hz = 1000000000 / r->h_total_ns;
|
---|
4208 | pHlp->pfnPrintf(pHlp, "vfreq: %d Hz, hfreq: %d.%03d kHz\n",
|
---|
4209 | vfreq_hz, hfreq_hz / 1000, hfreq_hz % 1000);
|
---|
4210 | }
|
---|
4211 | }
|
---|
4212 | pHlp->pfnPrintf(pHlp, "display refresh interval: %u ms\n", pThis->cMilliesRefreshInterval);
|
---|
4213 |
|
---|
4214 | #ifdef VBOX_WITH_VMSVGA
|
---|
4215 | if (pThis->svga.fEnabled)
|
---|
4216 | pHlp->pfnPrintf(pHlp, pThis->svga.f3DEnabled ? "VMSVGA 3D enabled: %ux%ux%u\n" : "VMSVGA enabled: %ux%ux%u",
|
---|
4217 | pThis->svga.uWidth, pThis->svga.uHeight, pThis->svga.uBpp);
|
---|
4218 | #endif
|
---|
4219 | }
|
---|
4220 |
|
---|
4221 |
|
---|
4222 | /**
|
---|
4223 | * Prints a separator line.
|
---|
4224 | *
|
---|
4225 | * @param pHlp Callback functions for doing output.
|
---|
4226 | * @param cCols The number of columns.
|
---|
4227 | * @param pszTitle The title text, NULL if none.
|
---|
4228 | */
|
---|
4229 | static void vgaInfoTextPrintSeparatorLine(PCDBGFINFOHLP pHlp, size_t cCols, const char *pszTitle)
|
---|
4230 | {
|
---|
4231 | if (pszTitle)
|
---|
4232 | {
|
---|
4233 | size_t cchTitle = strlen(pszTitle);
|
---|
4234 | if (cchTitle + 6 >= cCols)
|
---|
4235 | {
|
---|
4236 | pHlp->pfnPrintf(pHlp, "-- %s --", pszTitle);
|
---|
4237 | cCols = 0;
|
---|
4238 | }
|
---|
4239 | else
|
---|
4240 | {
|
---|
4241 | size_t cchLeft = (cCols - cchTitle - 2) / 2;
|
---|
4242 | cCols -= cchLeft + cchTitle + 2;
|
---|
4243 | while (cchLeft-- > 0)
|
---|
4244 | pHlp->pfnPrintf(pHlp, "-");
|
---|
4245 | pHlp->pfnPrintf(pHlp, " %s ", pszTitle);
|
---|
4246 | }
|
---|
4247 | }
|
---|
4248 |
|
---|
4249 | while (cCols-- > 0)
|
---|
4250 | pHlp->pfnPrintf(pHlp, "-");
|
---|
4251 | pHlp->pfnPrintf(pHlp, "\n");
|
---|
4252 | }
|
---|
4253 |
|
---|
4254 |
|
---|
4255 | /**
|
---|
4256 | * Worker for vgaInfoText.
|
---|
4257 | *
|
---|
4258 | * @param pThis The vga state.
|
---|
4259 | * @param pHlp Callback functions for doing output.
|
---|
4260 | * @param offStart Where to start dumping (relative to the VRAM).
|
---|
4261 | * @param cbLine The source line length (aka line_offset).
|
---|
4262 | * @param cCols The number of columns on the screen.
|
---|
4263 | * @param cRows The number of rows to dump.
|
---|
4264 | * @param iScrBegin The row at which the current screen output starts.
|
---|
4265 | * @param iScrEnd The row at which the current screen output end
|
---|
4266 | * (exclusive).
|
---|
4267 | */
|
---|
4268 | static void vgaInfoTextWorker(PVGASTATE pThis, PCDBGFINFOHLP pHlp,
|
---|
4269 | uint32_t offStart, uint32_t cbLine,
|
---|
4270 | uint32_t cCols, uint32_t cRows,
|
---|
4271 | uint32_t iScrBegin, uint32_t iScrEnd)
|
---|
4272 | {
|
---|
4273 | /* Title, */
|
---|
4274 | char szTitle[32];
|
---|
4275 | if (iScrBegin || iScrEnd < cRows)
|
---|
4276 | RTStrPrintf(szTitle, sizeof(szTitle), "%ux%u (+%u before, +%u after)",
|
---|
4277 | cCols, iScrEnd - iScrBegin, iScrBegin, cRows - iScrEnd);
|
---|
4278 | else
|
---|
4279 | RTStrPrintf(szTitle, sizeof(szTitle), "%ux%u", cCols, iScrEnd - iScrBegin);
|
---|
4280 |
|
---|
4281 | /* Do the dumping. */
|
---|
4282 | uint8_t const *pbSrcOuter = pThis->CTX_SUFF(vram_ptr) + offStart;
|
---|
4283 | uint32_t iRow;
|
---|
4284 | for (iRow = 0; iRow < cRows; iRow++, pbSrcOuter += cbLine)
|
---|
4285 | {
|
---|
4286 | if ((uintptr_t)(pbSrcOuter + cbLine - pThis->CTX_SUFF(vram_ptr)) > pThis->vram_size) {
|
---|
4287 | pHlp->pfnPrintf(pHlp, "The last %u row/rows is/are outside the VRAM.\n", cRows - iRow);
|
---|
4288 | break;
|
---|
4289 | }
|
---|
4290 |
|
---|
4291 | if (iRow == 0)
|
---|
4292 | vgaInfoTextPrintSeparatorLine(pHlp, cCols, szTitle);
|
---|
4293 | else if (iRow == iScrBegin)
|
---|
4294 | vgaInfoTextPrintSeparatorLine(pHlp, cCols, "screen start");
|
---|
4295 | else if (iRow == iScrEnd)
|
---|
4296 | vgaInfoTextPrintSeparatorLine(pHlp, cCols, "screen end");
|
---|
4297 |
|
---|
4298 | uint8_t const *pbSrc = pbSrcOuter;
|
---|
4299 | for (uint32_t iCol = 0; iCol < cCols; ++iCol)
|
---|
4300 | {
|
---|
4301 | if (RT_C_IS_PRINT(*pbSrc))
|
---|
4302 | pHlp->pfnPrintf(pHlp, "%c", *pbSrc);
|
---|
4303 | else
|
---|
4304 | pHlp->pfnPrintf(pHlp, ".");
|
---|
4305 | pbSrc += 8; /* chars are spaced 8 bytes apart */
|
---|
4306 | }
|
---|
4307 | pHlp->pfnPrintf(pHlp, "\n");
|
---|
4308 | }
|
---|
4309 |
|
---|
4310 | /* Final separator. */
|
---|
4311 | vgaInfoTextPrintSeparatorLine(pHlp, cCols, NULL);
|
---|
4312 | }
|
---|
4313 |
|
---|
4314 |
|
---|
4315 | /**
|
---|
4316 | * @callback_method_impl{FNDBGFHANDLERDEV,
|
---|
4317 | * Dumps VGA memory formatted as ASCII text\, no attributes. Only looks at
|
---|
4318 | * the first page.}
|
---|
4319 | */
|
---|
4320 | static DECLCALLBACK(void) vgaInfoText(PPDMDEVINS pDevIns, PCDBGFINFOHLP pHlp, const char *pszArgs)
|
---|
4321 | {
|
---|
4322 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
4323 |
|
---|
4324 | /*
|
---|
4325 | * Parse args.
|
---|
4326 | */
|
---|
4327 | bool fAll = true;
|
---|
4328 | if (pszArgs && *pszArgs)
|
---|
4329 | {
|
---|
4330 | if (!strcmp(pszArgs, "all"))
|
---|
4331 | fAll = true;
|
---|
4332 | else if (!strcmp(pszArgs, "scr") || !strcmp(pszArgs, "screen"))
|
---|
4333 | fAll = false;
|
---|
4334 | else
|
---|
4335 | {
|
---|
4336 | pHlp->pfnPrintf(pHlp, "Invalid argument: '%s'\n", pszArgs);
|
---|
4337 | return;
|
---|
4338 | }
|
---|
4339 | }
|
---|
4340 |
|
---|
4341 | /*
|
---|
4342 | * Check that we're in text mode and that the VRAM is accessible.
|
---|
4343 | */
|
---|
4344 | if (!(pThis->gr[6] & 1))
|
---|
4345 | {
|
---|
4346 | uint8_t *pbSrc = pThis->vram_ptrR3;
|
---|
4347 | if (pbSrc)
|
---|
4348 | {
|
---|
4349 | /*
|
---|
4350 | * Figure out the display size and where the text is.
|
---|
4351 | *
|
---|
4352 | * Note! We're cutting quite a few corners here and this code could
|
---|
4353 | * do with some brushing up. Dumping from the start of the
|
---|
4354 | * frame buffer is done intentionally so that we're more
|
---|
4355 | * likely to obtain the full scrollback of a linux panic.
|
---|
4356 | * windbg> .printf "------ start -----\n"; .for (r $t0 = 0; @$t0 < 25; r $t0 = @$t0 + 1) { .for (r $t1 = 0; @$t1 < 80; r $t1 = @$t1 + 1) { .printf "%c", by( (@$t0 * 80 + @$t1) * 8 + 100f0000) }; .printf "\n" }; .printf "------ end -----\n";
|
---|
4357 | */
|
---|
4358 | uint32_t cbLine;
|
---|
4359 | uint32_t offStart;
|
---|
4360 | uint32_t uLineCompareIgn;
|
---|
4361 | vga_get_offsets(pThis, &cbLine, &offStart, &uLineCompareIgn);
|
---|
4362 | if (!cbLine)
|
---|
4363 | cbLine = 80 * 8;
|
---|
4364 | offStart *= 8;
|
---|
4365 |
|
---|
4366 | uint32_t uVDisp = pThis->cr[0x12] + ((pThis->cr[7] & 2) << 7) + ((pThis->cr[7] & 0x40) << 4) + 1;
|
---|
4367 | uint32_t uCharHeight = (pThis->cr[9] & 0x1f) + 1;
|
---|
4368 | uint32_t uDblScan = pThis->cr[9] >> 7;
|
---|
4369 | uint32_t cScrRows = uVDisp / (uCharHeight << uDblScan);
|
---|
4370 | if (cScrRows < 25)
|
---|
4371 | cScrRows = 25;
|
---|
4372 | uint32_t iScrBegin = offStart / cbLine;
|
---|
4373 | uint32_t cRows = iScrBegin + cScrRows;
|
---|
4374 | uint32_t cCols = cbLine / 8;
|
---|
4375 |
|
---|
4376 | if (fAll) {
|
---|
4377 | vgaInfoTextWorker(pThis, pHlp, offStart - iScrBegin * cbLine, cbLine,
|
---|
4378 | cCols, cRows, iScrBegin, iScrBegin + cScrRows);
|
---|
4379 | } else {
|
---|
4380 | vgaInfoTextWorker(pThis, pHlp, offStart, cbLine, cCols, cScrRows, 0, cScrRows);
|
---|
4381 | }
|
---|
4382 | }
|
---|
4383 | else
|
---|
4384 | pHlp->pfnPrintf(pHlp, "VGA memory not available!\n");
|
---|
4385 | }
|
---|
4386 | else
|
---|
4387 | pHlp->pfnPrintf(pHlp, "Not in text mode!\n");
|
---|
4388 | }
|
---|
4389 |
|
---|
4390 |
|
---|
4391 | /**
|
---|
4392 | * @callback_method_impl{FNDBGFHANDLERDEV, Dumps VGA Sequencer registers.}
|
---|
4393 | */
|
---|
4394 | static DECLCALLBACK(void) vgaInfoSR(PPDMDEVINS pDevIns, PCDBGFINFOHLP pHlp, const char *pszArgs)
|
---|
4395 | {
|
---|
4396 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
4397 | unsigned i;
|
---|
4398 | NOREF(pszArgs);
|
---|
4399 |
|
---|
4400 | pHlp->pfnPrintf(pHlp, "VGA Sequencer (3C5): SR index 3C4:%02X\n", pThis->sr_index);
|
---|
4401 | Assert(sizeof(pThis->sr) >= 8);
|
---|
4402 | for (i = 0; i < 5; ++i)
|
---|
4403 | pHlp->pfnPrintf(pHlp, " SR%02X:%02X", i, pThis->sr[i]);
|
---|
4404 | pHlp->pfnPrintf(pHlp, "\n");
|
---|
4405 | }
|
---|
4406 |
|
---|
4407 |
|
---|
4408 | /**
|
---|
4409 | * @callback_method_impl{FNDBGFHANDLERDEV, Dumps VGA CRTC registers.}
|
---|
4410 | */
|
---|
4411 | static DECLCALLBACK(void) vgaInfoCR(PPDMDEVINS pDevIns, PCDBGFINFOHLP pHlp, const char *pszArgs)
|
---|
4412 | {
|
---|
4413 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
4414 | unsigned i;
|
---|
4415 | NOREF(pszArgs);
|
---|
4416 |
|
---|
4417 | pHlp->pfnPrintf(pHlp, "VGA CRTC (3D5): CRTC index 3D4:%02X\n", pThis->cr_index);
|
---|
4418 | Assert(sizeof(pThis->cr) >= 24);
|
---|
4419 | for (i = 0; i < 10; ++i)
|
---|
4420 | pHlp->pfnPrintf(pHlp, " CR%02X:%02X", i, pThis->cr[i]);
|
---|
4421 | pHlp->pfnPrintf(pHlp, "\n");
|
---|
4422 | for (i = 10; i < 20; ++i)
|
---|
4423 | pHlp->pfnPrintf(pHlp, " CR%02X:%02X", i, pThis->cr[i]);
|
---|
4424 | pHlp->pfnPrintf(pHlp, "\n");
|
---|
4425 | for (i = 20; i < 25; ++i)
|
---|
4426 | pHlp->pfnPrintf(pHlp, " CR%02X:%02X", i, pThis->cr[i]);
|
---|
4427 | pHlp->pfnPrintf(pHlp, "\n");
|
---|
4428 | }
|
---|
4429 |
|
---|
4430 |
|
---|
4431 | /**
|
---|
4432 | * @callback_method_impl{FNDBGFHANDLERDEV,
|
---|
4433 | * Dumps VGA Graphics Controller registers.}
|
---|
4434 | */
|
---|
4435 | static DECLCALLBACK(void) vgaInfoGR(PPDMDEVINS pDevIns, PCDBGFINFOHLP pHlp, const char *pszArgs)
|
---|
4436 | {
|
---|
4437 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
4438 | unsigned i;
|
---|
4439 | NOREF(pszArgs);
|
---|
4440 |
|
---|
4441 | pHlp->pfnPrintf(pHlp, "VGA Graphics Controller (3CF): GR index 3CE:%02X\n", pThis->gr_index);
|
---|
4442 | Assert(sizeof(pThis->gr) >= 9);
|
---|
4443 | for (i = 0; i < 9; ++i)
|
---|
4444 | {
|
---|
4445 | pHlp->pfnPrintf(pHlp, " GR%02X:%02X", i, pThis->gr[i]);
|
---|
4446 | }
|
---|
4447 | pHlp->pfnPrintf(pHlp, "\n");
|
---|
4448 | }
|
---|
4449 |
|
---|
4450 |
|
---|
4451 | /**
|
---|
4452 | * @callback_method_impl{FNDBGFHANDLERDEV,
|
---|
4453 | * Dumps VGA Attribute Controller registers.}
|
---|
4454 | */
|
---|
4455 | static DECLCALLBACK(void) vgaInfoAR(PPDMDEVINS pDevIns, PCDBGFINFOHLP pHlp, const char *pszArgs)
|
---|
4456 | {
|
---|
4457 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
4458 | unsigned i;
|
---|
4459 | NOREF(pszArgs);
|
---|
4460 |
|
---|
4461 | pHlp->pfnPrintf(pHlp, "VGA Attribute Controller (3C0): index reg %02X, flip-flop: %d (%s)\n",
|
---|
4462 | pThis->ar_index, pThis->ar_flip_flop, pThis->ar_flip_flop ? "data" : "index" );
|
---|
4463 | Assert(sizeof(pThis->ar) >= 0x14);
|
---|
4464 | pHlp->pfnPrintf(pHlp, " Palette:");
|
---|
4465 | for (i = 0; i < 0x10; ++i)
|
---|
4466 | pHlp->pfnPrintf(pHlp, " %02X", pThis->ar[i]);
|
---|
4467 | pHlp->pfnPrintf(pHlp, "\n");
|
---|
4468 | for (i = 0x10; i <= 0x14; ++i)
|
---|
4469 | pHlp->pfnPrintf(pHlp, " AR%02X:%02X", i, pThis->ar[i]);
|
---|
4470 | pHlp->pfnPrintf(pHlp, "\n");
|
---|
4471 | }
|
---|
4472 |
|
---|
4473 |
|
---|
4474 | /**
|
---|
4475 | * @callback_method_impl{FNDBGFHANDLERDEV, Dumps VGA DAC registers.}
|
---|
4476 | */
|
---|
4477 | static DECLCALLBACK(void) vgaInfoDAC(PPDMDEVINS pDevIns, PCDBGFINFOHLP pHlp, const char *pszArgs)
|
---|
4478 | {
|
---|
4479 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
4480 | unsigned i;
|
---|
4481 | NOREF(pszArgs);
|
---|
4482 |
|
---|
4483 | pHlp->pfnPrintf(pHlp, "VGA DAC contents:\n");
|
---|
4484 | for (i = 0; i < 0x100; ++i)
|
---|
4485 | pHlp->pfnPrintf(pHlp, " %02X: %02X %02X %02X\n",
|
---|
4486 | i, pThis->palette[i*3+0], pThis->palette[i*3+1], pThis->palette[i*3+2]);
|
---|
4487 | }
|
---|
4488 |
|
---|
4489 |
|
---|
4490 | /**
|
---|
4491 | * @callback_method_impl{FNDBGFHANDLERDEV, Dumps VBE registers.}
|
---|
4492 | */
|
---|
4493 | static DECLCALLBACK(void) vgaInfoVBE(PPDMDEVINS pDevIns, PCDBGFINFOHLP pHlp, const char *pszArgs)
|
---|
4494 | {
|
---|
4495 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
4496 | NOREF(pszArgs);
|
---|
4497 |
|
---|
4498 | pHlp->pfnPrintf(pHlp, "LFB at %RGp\n", pThis->GCPhysVRAM);
|
---|
4499 |
|
---|
4500 | if (!(pThis->vbe_regs[VBE_DISPI_INDEX_ENABLE] & VBE_DISPI_ENABLED))
|
---|
4501 | {
|
---|
4502 | pHlp->pfnPrintf(pHlp, "VBE disabled\n");
|
---|
4503 | return;
|
---|
4504 | }
|
---|
4505 |
|
---|
4506 | pHlp->pfnPrintf(pHlp, "VBE state (chip ID 0x%04x):\n", pThis->vbe_regs[VBE_DISPI_INDEX_ID]);
|
---|
4507 | pHlp->pfnPrintf(pHlp, " Display resolution: %d x %d @ %dbpp\n",
|
---|
4508 | pThis->vbe_regs[VBE_DISPI_INDEX_XRES], pThis->vbe_regs[VBE_DISPI_INDEX_YRES],
|
---|
4509 | pThis->vbe_regs[VBE_DISPI_INDEX_BPP]);
|
---|
4510 | pHlp->pfnPrintf(pHlp, " Virtual resolution: %d x %d\n",
|
---|
4511 | pThis->vbe_regs[VBE_DISPI_INDEX_VIRT_WIDTH], pThis->vbe_regs[VBE_DISPI_INDEX_VIRT_HEIGHT]);
|
---|
4512 | pHlp->pfnPrintf(pHlp, " Display start addr: %d, %d\n",
|
---|
4513 | pThis->vbe_regs[VBE_DISPI_INDEX_X_OFFSET], pThis->vbe_regs[VBE_DISPI_INDEX_Y_OFFSET]);
|
---|
4514 | pHlp->pfnPrintf(pHlp, " Linear scanline pitch: 0x%04x\n", pThis->vbe_line_offset);
|
---|
4515 | pHlp->pfnPrintf(pHlp, " Linear display start : 0x%04x\n", pThis->vbe_start_addr);
|
---|
4516 | pHlp->pfnPrintf(pHlp, " Selected bank: 0x%04x\n", pThis->vbe_regs[VBE_DISPI_INDEX_BANK]);
|
---|
4517 | }
|
---|
4518 |
|
---|
4519 |
|
---|
4520 | /**
|
---|
4521 | * @callback_method_impl{FNDBGFHANDLERDEV,
|
---|
4522 | * Dumps register state relevant to 16-color planar graphics modes (GR/SR)
|
---|
4523 | * in human-readable form.}
|
---|
4524 | */
|
---|
4525 | static DECLCALLBACK(void) vgaInfoPlanar(PPDMDEVINS pDevIns, PCDBGFINFOHLP pHlp, const char *pszArgs)
|
---|
4526 | {
|
---|
4527 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
4528 | int val1, val2;
|
---|
4529 | NOREF(pszArgs);
|
---|
4530 |
|
---|
4531 | val1 = (pThis->gr[5] >> 3) & 1;
|
---|
4532 | val2 = pThis->gr[5] & 3;
|
---|
4533 | pHlp->pfnPrintf(pHlp, "read mode : %d write mode: %d\n", val1, val2);
|
---|
4534 | val1 = pThis->gr[0];
|
---|
4535 | val2 = pThis->gr[1];
|
---|
4536 | pHlp->pfnPrintf(pHlp, "set/reset data: %02X S/R enable: %02X\n", val1, val2);
|
---|
4537 | val1 = pThis->gr[2];
|
---|
4538 | val2 = pThis->gr[4] & 3;
|
---|
4539 | pHlp->pfnPrintf(pHlp, "color compare : %02X read map : %d\n", val1, val2);
|
---|
4540 | val1 = pThis->gr[3] & 7;
|
---|
4541 | val2 = (pThis->gr[3] >> 3) & 3;
|
---|
4542 | pHlp->pfnPrintf(pHlp, "rotate : %d function : %d\n", val1, val2);
|
---|
4543 | val1 = pThis->gr[7];
|
---|
4544 | val2 = pThis->gr[8];
|
---|
4545 | pHlp->pfnPrintf(pHlp, "don't care : %02X bit mask : %02X\n", val1, val2);
|
---|
4546 | val1 = pThis->sr[2];
|
---|
4547 | val2 = pThis->sr[4] & 8;
|
---|
4548 | pHlp->pfnPrintf(pHlp, "seq plane mask: %02X chain-4 : %s\n", val1, val2 ? "on" : "off");
|
---|
4549 | }
|
---|
4550 |
|
---|
4551 |
|
---|
4552 | /* -=-=-=-=-=- Ring 3: IBase -=-=-=-=-=- */
|
---|
4553 |
|
---|
4554 | /**
|
---|
4555 | * @interface_method_impl{PDMIBASE,pfnQueryInterface}
|
---|
4556 | */
|
---|
4557 | static DECLCALLBACK(void *) vgaPortQueryInterface(PPDMIBASE pInterface, const char *pszIID)
|
---|
4558 | {
|
---|
4559 | PVGASTATE pThis = RT_FROM_MEMBER(pInterface, VGASTATE, IBase);
|
---|
4560 | PDMIBASE_RETURN_INTERFACE(pszIID, PDMIBASE, &pThis->IBase);
|
---|
4561 | PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYPORT, &pThis->IPort);
|
---|
4562 | #if defined(VBOX_WITH_HGSMI) && (defined(VBOX_WITH_VIDEOHWACCEL) || defined(VBOX_WITH_CRHGSMI))
|
---|
4563 | PDMIBASE_RETURN_INTERFACE(pszIID, PDMIDISPLAYVBVACALLBACKS, &pThis->IVBVACallbacks);
|
---|
4564 | #endif
|
---|
4565 | PDMIBASE_RETURN_INTERFACE(pszIID, PDMILEDPORTS, &pThis->ILeds);
|
---|
4566 | return NULL;
|
---|
4567 | }
|
---|
4568 |
|
---|
4569 | /* -=-=-=-=-=- Ring 3: ILeds -=-=-=-=-=- */
|
---|
4570 | #define ILEDPORTS_2_VGASTATE(pInterface) ( (PVGASTATE)((uintptr_t)pInterface - RT_OFFSETOF(VGASTATE, ILeds)) )
|
---|
4571 |
|
---|
4572 | /**
|
---|
4573 | * Gets the pointer to the status LED of a unit.
|
---|
4574 | *
|
---|
4575 | * @returns VBox status code.
|
---|
4576 | * @param pInterface Pointer to the interface structure containing the called function pointer.
|
---|
4577 | * @param iLUN The unit which status LED we desire.
|
---|
4578 | * @param ppLed Where to store the LED pointer.
|
---|
4579 | */
|
---|
4580 | static DECLCALLBACK(int) vgaPortQueryStatusLed(PPDMILEDPORTS pInterface, unsigned iLUN, PPDMLED *ppLed)
|
---|
4581 | {
|
---|
4582 | PVGASTATE pThis = ILEDPORTS_2_VGASTATE(pInterface);
|
---|
4583 | switch (iLUN)
|
---|
4584 | {
|
---|
4585 | /* LUN #0: Display port. */
|
---|
4586 | case 0:
|
---|
4587 | {
|
---|
4588 | *ppLed = &pThis->Led3D;
|
---|
4589 | Assert((*ppLed)->u32Magic == PDMLED_MAGIC);
|
---|
4590 | return VINF_SUCCESS;
|
---|
4591 | }
|
---|
4592 |
|
---|
4593 | default:
|
---|
4594 | AssertMsgFailed(("Invalid LUN #%d\n", iLUN));
|
---|
4595 | return VERR_PDM_NO_SUCH_LUN;
|
---|
4596 | }
|
---|
4597 | }
|
---|
4598 |
|
---|
4599 | /* -=-=-=-=-=- Ring 3: Dummy IDisplayConnector -=-=-=-=-=- */
|
---|
4600 |
|
---|
4601 | /**
|
---|
4602 | * Resize the display.
|
---|
4603 | * This is called when the resolution changes. This usually happens on
|
---|
4604 | * request from the guest os, but may also happen as the result of a reset.
|
---|
4605 | *
|
---|
4606 | * @param pInterface Pointer to this interface.
|
---|
4607 | * @param cx New display width.
|
---|
4608 | * @param cy New display height
|
---|
4609 | * @thread The emulation thread.
|
---|
4610 | */
|
---|
4611 | static DECLCALLBACK(int) vgaDummyResize(PPDMIDISPLAYCONNECTOR pInterface, uint32_t bpp, void *pvVRAM,
|
---|
4612 | uint32_t cbLine, uint32_t cx, uint32_t cy)
|
---|
4613 | {
|
---|
4614 | NOREF(pInterface); NOREF(bpp); NOREF(pvVRAM); NOREF(cbLine); NOREF(cx); NOREF(cy);
|
---|
4615 | return VINF_SUCCESS;
|
---|
4616 | }
|
---|
4617 |
|
---|
4618 |
|
---|
4619 | /**
|
---|
4620 | * Update a rectangle of the display.
|
---|
4621 | * PDMIDISPLAYPORT::pfnUpdateDisplay is the caller.
|
---|
4622 | *
|
---|
4623 | * @param pInterface Pointer to this interface.
|
---|
4624 | * @param x The upper left corner x coordinate of the rectangle.
|
---|
4625 | * @param y The upper left corner y coordinate of the rectangle.
|
---|
4626 | * @param cx The width of the rectangle.
|
---|
4627 | * @param cy The height of the rectangle.
|
---|
4628 | * @thread The emulation thread.
|
---|
4629 | */
|
---|
4630 | static DECLCALLBACK(void) vgaDummyUpdateRect(PPDMIDISPLAYCONNECTOR pInterface, uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
|
---|
4631 | {
|
---|
4632 | NOREF(pInterface); NOREF(x); NOREF(y); NOREF(cx); NOREF(cy);
|
---|
4633 | }
|
---|
4634 |
|
---|
4635 |
|
---|
4636 | /**
|
---|
4637 | * Refresh the display.
|
---|
4638 | *
|
---|
4639 | * The interval between these calls is set by
|
---|
4640 | * PDMIDISPLAYPORT::pfnSetRefreshRate(). The driver should call
|
---|
4641 | * PDMIDISPLAYPORT::pfnUpdateDisplay() if it wishes to refresh the
|
---|
4642 | * display. PDMIDISPLAYPORT::pfnUpdateDisplay calls pfnUpdateRect with
|
---|
4643 | * the changed rectangles.
|
---|
4644 | *
|
---|
4645 | * @param pInterface Pointer to this interface.
|
---|
4646 | * @thread The emulation thread.
|
---|
4647 | */
|
---|
4648 | static DECLCALLBACK(void) vgaDummyRefresh(PPDMIDISPLAYCONNECTOR pInterface)
|
---|
4649 | {
|
---|
4650 | NOREF(pInterface);
|
---|
4651 | }
|
---|
4652 |
|
---|
4653 |
|
---|
4654 | /* -=-=-=-=-=- Ring 3: IDisplayPort -=-=-=-=-=- */
|
---|
4655 |
|
---|
4656 | /** Converts a display port interface pointer to a vga state pointer. */
|
---|
4657 | #define IDISPLAYPORT_2_VGASTATE(pInterface) ( (PVGASTATE)((uintptr_t)pInterface - RT_OFFSETOF(VGASTATE, IPort)) )
|
---|
4658 |
|
---|
4659 |
|
---|
4660 | /**
|
---|
4661 | * Update the display with any changed regions.
|
---|
4662 | *
|
---|
4663 | * @param pInterface Pointer to this interface.
|
---|
4664 | * @see PDMIKEYBOARDPORT::pfnUpdateDisplay() for details.
|
---|
4665 | */
|
---|
4666 | static DECLCALLBACK(int) vgaPortUpdateDisplay(PPDMIDISPLAYPORT pInterface)
|
---|
4667 | {
|
---|
4668 | PVGASTATE pThis = IDISPLAYPORT_2_VGASTATE(pInterface);
|
---|
4669 | PDMDEV_ASSERT_EMT(VGASTATE2DEVINS(pThis));
|
---|
4670 | PPDMDEVINS pDevIns = pThis->CTX_SUFF(pDevIns);
|
---|
4671 |
|
---|
4672 | int rc = PDMCritSectEnter(&pThis->CritSect, VERR_SEM_BUSY);
|
---|
4673 | AssertRC(rc);
|
---|
4674 |
|
---|
4675 | #ifdef VBOX_WITH_VMSVGA
|
---|
4676 | if ( pThis->svga.fEnabled
|
---|
4677 | && !pThis->svga.fTraces)
|
---|
4678 | {
|
---|
4679 | /* Nothing to do as the guest will explicitely update us about frame buffer changes. */
|
---|
4680 | PDMCritSectLeave(&pThis->CritSect);
|
---|
4681 | return VINF_SUCCESS;
|
---|
4682 | }
|
---|
4683 | #endif
|
---|
4684 |
|
---|
4685 | #ifndef VBOX_WITH_HGSMI
|
---|
4686 | /* This should be called only in non VBVA mode. */
|
---|
4687 | #else
|
---|
4688 | if (VBVAUpdateDisplay (pThis) == VINF_SUCCESS)
|
---|
4689 | {
|
---|
4690 | PDMCritSectLeave(&pThis->CritSect);
|
---|
4691 | return VINF_SUCCESS;
|
---|
4692 | }
|
---|
4693 | #endif /* VBOX_WITH_HGSMI */
|
---|
4694 |
|
---|
4695 | STAM_COUNTER_INC(&pThis->StatUpdateDisp);
|
---|
4696 | if (pThis->fHasDirtyBits && pThis->GCPhysVRAM && pThis->GCPhysVRAM != NIL_RTGCPHYS)
|
---|
4697 | {
|
---|
4698 | PGMHandlerPhysicalReset(PDMDevHlpGetVM(pDevIns), pThis->GCPhysVRAM);
|
---|
4699 | pThis->fHasDirtyBits = false;
|
---|
4700 | }
|
---|
4701 | if (pThis->fRemappedVGA)
|
---|
4702 | {
|
---|
4703 | IOMMMIOResetRegion(PDMDevHlpGetVM(pDevIns), 0x000a0000);
|
---|
4704 | pThis->fRemappedVGA = false;
|
---|
4705 | }
|
---|
4706 |
|
---|
4707 | rc = vga_update_display(pThis, false, false, true,
|
---|
4708 | pThis->pDrv, &pThis->graphic_mode);
|
---|
4709 | PDMCritSectLeave(&pThis->CritSect);
|
---|
4710 | return rc;
|
---|
4711 | }
|
---|
4712 |
|
---|
4713 |
|
---|
4714 | /**
|
---|
4715 | * Internal vgaPortUpdateDisplayAll worker called under pThis->CritSect.
|
---|
4716 | */
|
---|
4717 | static int updateDisplayAll(PVGASTATE pThis, bool fFailOnResize)
|
---|
4718 | {
|
---|
4719 | PPDMDEVINS pDevIns = pThis->CTX_SUFF(pDevIns);
|
---|
4720 |
|
---|
4721 | #ifdef VBOX_WITH_VMSVGA
|
---|
4722 | if ( !pThis->svga.fEnabled
|
---|
4723 | || pThis->svga.fTraces)
|
---|
4724 | {
|
---|
4725 | #endif
|
---|
4726 | /* The dirty bits array has been just cleared, reset handlers as well. */
|
---|
4727 | if (pThis->GCPhysVRAM && pThis->GCPhysVRAM != NIL_RTGCPHYS)
|
---|
4728 | PGMHandlerPhysicalReset(PDMDevHlpGetVM(pDevIns), pThis->GCPhysVRAM);
|
---|
4729 | #ifdef VBOX_WITH_VMSVGA
|
---|
4730 | }
|
---|
4731 | #endif
|
---|
4732 | if (pThis->fRemappedVGA)
|
---|
4733 | {
|
---|
4734 | IOMMMIOResetRegion(PDMDevHlpGetVM(pDevIns), 0x000a0000);
|
---|
4735 | pThis->fRemappedVGA = false;
|
---|
4736 | }
|
---|
4737 |
|
---|
4738 | pThis->graphic_mode = -1; /* force full update */
|
---|
4739 |
|
---|
4740 | return vga_update_display(pThis, true, fFailOnResize, true,
|
---|
4741 | pThis->pDrv, &pThis->graphic_mode);
|
---|
4742 | }
|
---|
4743 |
|
---|
4744 |
|
---|
4745 | DECLCALLBACK(int) vgaUpdateDisplayAll(PVGASTATE pThis, bool fFailOnResize)
|
---|
4746 | {
|
---|
4747 | #ifdef DEBUG_sunlover
|
---|
4748 | LogFlow(("vgaPortUpdateDisplayAll\n"));
|
---|
4749 | #endif /* DEBUG_sunlover */
|
---|
4750 |
|
---|
4751 | int rc = PDMCritSectEnter(&pThis->CritSect, VERR_SEM_BUSY);
|
---|
4752 | AssertRC(rc);
|
---|
4753 |
|
---|
4754 | rc = updateDisplayAll(pThis, fFailOnResize);
|
---|
4755 |
|
---|
4756 | PDMCritSectLeave(&pThis->CritSect);
|
---|
4757 | return rc;
|
---|
4758 | }
|
---|
4759 |
|
---|
4760 | /**
|
---|
4761 | * Update the entire display.
|
---|
4762 | *
|
---|
4763 | * @param pInterface Pointer to this interface.
|
---|
4764 | * @see PDMIKEYBOARDPORT::pfnUpdateDisplayAll() for details.
|
---|
4765 | */
|
---|
4766 | static DECLCALLBACK(int) vgaPortUpdateDisplayAll(PPDMIDISPLAYPORT pInterface, bool fFailOnResize)
|
---|
4767 | {
|
---|
4768 | PVGASTATE pThis = IDISPLAYPORT_2_VGASTATE(pInterface);
|
---|
4769 | PDMDEV_ASSERT_EMT(VGASTATE2DEVINS(pThis));
|
---|
4770 |
|
---|
4771 | /* This is called both in VBVA mode and normal modes. */
|
---|
4772 |
|
---|
4773 | return vgaUpdateDisplayAll(pThis, fFailOnResize);
|
---|
4774 | }
|
---|
4775 |
|
---|
4776 |
|
---|
4777 | /**
|
---|
4778 | * Sets the refresh rate and restart the timer.
|
---|
4779 | *
|
---|
4780 | * @returns VBox status code.
|
---|
4781 | * @param pInterface Pointer to this interface.
|
---|
4782 | * @param cMilliesInterval Number of millis between two refreshes.
|
---|
4783 | * @see PDMIKEYBOARDPORT::pfnSetRefreshRate() for details.
|
---|
4784 | */
|
---|
4785 | static DECLCALLBACK(int) vgaPortSetRefreshRate(PPDMIDISPLAYPORT pInterface, uint32_t cMilliesInterval)
|
---|
4786 | {
|
---|
4787 | PVGASTATE pThis = IDISPLAYPORT_2_VGASTATE(pInterface);
|
---|
4788 |
|
---|
4789 | pThis->cMilliesRefreshInterval = cMilliesInterval;
|
---|
4790 | if (cMilliesInterval)
|
---|
4791 | return TMTimerSetMillies(pThis->RefreshTimer, cMilliesInterval);
|
---|
4792 | return TMTimerStop(pThis->RefreshTimer);
|
---|
4793 | }
|
---|
4794 |
|
---|
4795 |
|
---|
4796 | /** @copydoc PDMIDISPLAYPORT::pfnQueryVideoMode */
|
---|
4797 | static DECLCALLBACK(int) vgaPortQueryVideoMode(PPDMIDISPLAYPORT pInterface, uint32_t *pcBits, uint32_t *pcx, uint32_t *pcy)
|
---|
4798 | {
|
---|
4799 | PVGASTATE pThis = IDISPLAYPORT_2_VGASTATE(pInterface);
|
---|
4800 |
|
---|
4801 | if (!pcBits)
|
---|
4802 | return VERR_INVALID_PARAMETER;
|
---|
4803 | *pcBits = vga_get_bpp(pThis);
|
---|
4804 | if (pcx)
|
---|
4805 | *pcx = pThis->last_scr_width;
|
---|
4806 | if (pcy)
|
---|
4807 | *pcy = pThis->last_scr_height;
|
---|
4808 | return VINF_SUCCESS;
|
---|
4809 | }
|
---|
4810 |
|
---|
4811 |
|
---|
4812 | /**
|
---|
4813 | * Create a 32-bbp screenshot of the display. Size of the bitmap scanline in bytes is 4*width.
|
---|
4814 | *
|
---|
4815 | * @param pInterface Pointer to this interface.
|
---|
4816 | * @param ppbData Where to store the pointer to the allocated
|
---|
4817 | * buffer.
|
---|
4818 | * @param pcbData Where to store the actual size of the bitmap.
|
---|
4819 | * @param pcx Where to store the width of the bitmap.
|
---|
4820 | * @param pcy Where to store the height of the bitmap.
|
---|
4821 | * @see PDMIDISPLAYPORT::pfnTakeScreenshot() for details.
|
---|
4822 | */
|
---|
4823 | static DECLCALLBACK(int) vgaPortTakeScreenshot(PPDMIDISPLAYPORT pInterface, uint8_t **ppbData, size_t *pcbData, uint32_t *pcx, uint32_t *pcy)
|
---|
4824 | {
|
---|
4825 | PVGASTATE pThis = IDISPLAYPORT_2_VGASTATE(pInterface);
|
---|
4826 | PDMDEV_ASSERT_EMT(VGASTATE2DEVINS(pThis));
|
---|
4827 |
|
---|
4828 | LogFlow(("vgaPortTakeScreenshot: ppbData=%p pcbData=%p pcx=%p pcy=%p\n", ppbData, pcbData, pcx, pcy));
|
---|
4829 |
|
---|
4830 | /*
|
---|
4831 | * Validate input.
|
---|
4832 | */
|
---|
4833 | if (!RT_VALID_PTR(ppbData) || !RT_VALID_PTR(pcbData) || !RT_VALID_PTR(pcx) || !RT_VALID_PTR(pcy))
|
---|
4834 | return VERR_INVALID_PARAMETER;
|
---|
4835 |
|
---|
4836 | int rc = PDMCritSectEnter(&pThis->CritSect, VERR_SEM_BUSY);
|
---|
4837 | AssertRCReturn(rc, rc);
|
---|
4838 |
|
---|
4839 | /*
|
---|
4840 | * Get screenshot. This function will fail if a resize is required.
|
---|
4841 | * So there is not need to do a 'updateDisplayAll' before taking screenshot.
|
---|
4842 | */
|
---|
4843 |
|
---|
4844 | /*
|
---|
4845 | * Allocate the buffer for 32 bits per pixel bitmap
|
---|
4846 | *
|
---|
4847 | * Note! The size can't be zero or greater than the size of the VRAM.
|
---|
4848 | * Inconsistent VGA device state can cause the incorrect size values.
|
---|
4849 | */
|
---|
4850 | size_t cbRequired = pThis->last_scr_width * 4 * pThis->last_scr_height;
|
---|
4851 | if (cbRequired && cbRequired <= pThis->vram_size)
|
---|
4852 | {
|
---|
4853 | uint8_t *pbData = (uint8_t *)RTMemAlloc(cbRequired);
|
---|
4854 | if (pbData != NULL)
|
---|
4855 | {
|
---|
4856 | /*
|
---|
4857 | * Only 3 methods, assigned below, will be called during the screenshot update.
|
---|
4858 | * All other are already set to NULL.
|
---|
4859 | */
|
---|
4860 | /* The display connector interface is temporarily replaced with the fake one. */
|
---|
4861 | PDMIDISPLAYCONNECTOR Connector;
|
---|
4862 | RT_ZERO(Connector);
|
---|
4863 | Connector.pbData = pbData;
|
---|
4864 | Connector.cBits = 32;
|
---|
4865 | Connector.cx = pThis->last_scr_width;
|
---|
4866 | Connector.cy = pThis->last_scr_height;
|
---|
4867 | Connector.cbScanline = Connector.cx * 4;
|
---|
4868 | Connector.pfnRefresh = vgaDummyRefresh;
|
---|
4869 | Connector.pfnResize = vgaDummyResize;
|
---|
4870 | Connector.pfnUpdateRect = vgaDummyUpdateRect;
|
---|
4871 |
|
---|
4872 | int32_t cur_graphic_mode = -1;
|
---|
4873 |
|
---|
4874 | bool fSavedRenderVRAM = pThis->fRenderVRAM;
|
---|
4875 | pThis->fRenderVRAM = true;
|
---|
4876 |
|
---|
4877 | /*
|
---|
4878 | * Take the screenshot.
|
---|
4879 | *
|
---|
4880 | * The second parameter is 'false' because the current display state is being rendered to an
|
---|
4881 | * external buffer using a fake connector. That is if display is blanked, we expect a black
|
---|
4882 | * screen in the external buffer.
|
---|
4883 | * If there is a pending resize, the function will fail.
|
---|
4884 | */
|
---|
4885 | rc = vga_update_display(pThis, false, true, false, &Connector, &cur_graphic_mode);
|
---|
4886 |
|
---|
4887 | pThis->fRenderVRAM = fSavedRenderVRAM;
|
---|
4888 |
|
---|
4889 | if (rc == VINF_SUCCESS)
|
---|
4890 | {
|
---|
4891 | /*
|
---|
4892 | * Return the result.
|
---|
4893 | */
|
---|
4894 | *ppbData = pbData;
|
---|
4895 | *pcbData = cbRequired;
|
---|
4896 | *pcx = Connector.cx;
|
---|
4897 | *pcy = Connector.cy;
|
---|
4898 | }
|
---|
4899 | else
|
---|
4900 | {
|
---|
4901 | /* If we do not return a success, then the data buffer must be freed. */
|
---|
4902 | RTMemFree(pbData);
|
---|
4903 | if (RT_SUCCESS_NP(rc))
|
---|
4904 | {
|
---|
4905 | AssertMsgFailed(("%Rrc\n", rc));
|
---|
4906 | rc = VERR_INTERNAL_ERROR_5;
|
---|
4907 | }
|
---|
4908 | }
|
---|
4909 | }
|
---|
4910 | else
|
---|
4911 | rc = VERR_NO_MEMORY;
|
---|
4912 | }
|
---|
4913 | else
|
---|
4914 | rc = VERR_NOT_SUPPORTED;
|
---|
4915 |
|
---|
4916 | PDMCritSectLeave(&pThis->CritSect);
|
---|
4917 |
|
---|
4918 | LogFlow(("vgaPortTakeScreenshot: returns %Rrc (cbData=%d cx=%d cy=%d)\n", rc, *pcbData, *pcx, *pcy));
|
---|
4919 | return rc;
|
---|
4920 | }
|
---|
4921 |
|
---|
4922 | /**
|
---|
4923 | * Free a screenshot buffer allocated in vgaPortTakeScreenshot.
|
---|
4924 | *
|
---|
4925 | * @param pInterface Pointer to this interface.
|
---|
4926 | * @param pbData Pointer returned by vgaPortTakeScreenshot.
|
---|
4927 | * @see PDMIDISPLAYPORT::pfnFreeScreenshot() for details.
|
---|
4928 | */
|
---|
4929 | static DECLCALLBACK(void) vgaPortFreeScreenshot(PPDMIDISPLAYPORT pInterface, uint8_t *pbData)
|
---|
4930 | {
|
---|
4931 | NOREF(pInterface);
|
---|
4932 |
|
---|
4933 | LogFlow(("vgaPortFreeScreenshot: pbData=%p\n", pbData));
|
---|
4934 |
|
---|
4935 | RTMemFree(pbData);
|
---|
4936 | }
|
---|
4937 |
|
---|
4938 | /**
|
---|
4939 | * Copy bitmap to the display.
|
---|
4940 | *
|
---|
4941 | * @param pInterface Pointer to this interface.
|
---|
4942 | * @param pvData Pointer to the bitmap bits.
|
---|
4943 | * @param x The upper left corner x coordinate of the destination rectangle.
|
---|
4944 | * @param y The upper left corner y coordinate of the destination rectangle.
|
---|
4945 | * @param cx The width of the source and destination rectangles.
|
---|
4946 | * @param cy The height of the source and destination rectangles.
|
---|
4947 | * @see PDMIDISPLAYPORT::pfnDisplayBlt() for details.
|
---|
4948 | */
|
---|
4949 | static DECLCALLBACK(int) vgaPortDisplayBlt(PPDMIDISPLAYPORT pInterface, const void *pvData, uint32_t x, uint32_t y, uint32_t cx, uint32_t cy)
|
---|
4950 | {
|
---|
4951 | PVGASTATE pThis = IDISPLAYPORT_2_VGASTATE(pInterface);
|
---|
4952 | int rc = VINF_SUCCESS;
|
---|
4953 | PDMDEV_ASSERT_EMT(VGASTATE2DEVINS(pThis));
|
---|
4954 | LogFlow(("vgaPortDisplayBlt: pvData=%p x=%d y=%d cx=%d cy=%d\n", pvData, x, y, cx, cy));
|
---|
4955 |
|
---|
4956 | rc = PDMCritSectEnter(&pThis->CritSect, VERR_SEM_BUSY);
|
---|
4957 | AssertRC(rc);
|
---|
4958 |
|
---|
4959 | /*
|
---|
4960 | * Validate input.
|
---|
4961 | */
|
---|
4962 | if ( pvData
|
---|
4963 | && x < pThis->pDrv->cx
|
---|
4964 | && cx <= pThis->pDrv->cx
|
---|
4965 | && cx + x <= pThis->pDrv->cx
|
---|
4966 | && y < pThis->pDrv->cy
|
---|
4967 | && cy <= pThis->pDrv->cy
|
---|
4968 | && cy + y <= pThis->pDrv->cy)
|
---|
4969 | {
|
---|
4970 | /*
|
---|
4971 | * Determine bytes per pixel in the destination buffer.
|
---|
4972 | */
|
---|
4973 | size_t cbPixelDst = 0;
|
---|
4974 | switch (pThis->pDrv->cBits)
|
---|
4975 | {
|
---|
4976 | case 8:
|
---|
4977 | cbPixelDst = 1;
|
---|
4978 | break;
|
---|
4979 | case 15:
|
---|
4980 | case 16:
|
---|
4981 | cbPixelDst = 2;
|
---|
4982 | break;
|
---|
4983 | case 24:
|
---|
4984 | cbPixelDst = 3;
|
---|
4985 | break;
|
---|
4986 | case 32:
|
---|
4987 | cbPixelDst = 4;
|
---|
4988 | break;
|
---|
4989 | default:
|
---|
4990 | rc = VERR_INVALID_PARAMETER;
|
---|
4991 | break;
|
---|
4992 | }
|
---|
4993 | if (RT_SUCCESS(rc))
|
---|
4994 | {
|
---|
4995 | /*
|
---|
4996 | * The blitting loop.
|
---|
4997 | */
|
---|
4998 | size_t cbLineSrc = cx * 4; /* 32 bits per pixel. */
|
---|
4999 | uint8_t *pbSrc = (uint8_t *)pvData;
|
---|
5000 | size_t cbLineDst = pThis->pDrv->cbScanline;
|
---|
5001 | uint8_t *pbDst = pThis->pDrv->pbData + y * cbLineDst + x * cbPixelDst;
|
---|
5002 | uint32_t cyLeft = cy;
|
---|
5003 | vga_draw_line_func *pfnVgaDrawLine = vga_draw_line_table[VGA_DRAW_LINE32 * 4 + get_depth_index(pThis->pDrv->cBits)];
|
---|
5004 | Assert(pfnVgaDrawLine);
|
---|
5005 | while (cyLeft-- > 0)
|
---|
5006 | {
|
---|
5007 | pfnVgaDrawLine(pThis, pbDst, pbSrc, cx);
|
---|
5008 | pbDst += cbLineDst;
|
---|
5009 | pbSrc += cbLineSrc;
|
---|
5010 | }
|
---|
5011 |
|
---|
5012 | /*
|
---|
5013 | * Invalidate the area.
|
---|
5014 | */
|
---|
5015 | pThis->pDrv->pfnUpdateRect(pThis->pDrv, x, y, cx, cy);
|
---|
5016 | }
|
---|
5017 | }
|
---|
5018 | else
|
---|
5019 | rc = VERR_INVALID_PARAMETER;
|
---|
5020 |
|
---|
5021 | PDMCritSectLeave(&pThis->CritSect);
|
---|
5022 |
|
---|
5023 | LogFlow(("vgaPortDisplayBlt: returns %Rrc\n", rc));
|
---|
5024 | return rc;
|
---|
5025 | }
|
---|
5026 |
|
---|
5027 | static DECLCALLBACK(void) vgaPortUpdateDisplayRect(PPDMIDISPLAYPORT pInterface, int32_t x, int32_t y, uint32_t w, uint32_t h)
|
---|
5028 | {
|
---|
5029 | uint32_t v;
|
---|
5030 | vga_draw_line_func *vga_draw_line;
|
---|
5031 |
|
---|
5032 | uint32_t cbPixelDst;
|
---|
5033 | uint32_t cbLineDst;
|
---|
5034 | uint8_t *pbDst;
|
---|
5035 |
|
---|
5036 | uint32_t cbPixelSrc;
|
---|
5037 | uint32_t cbLineSrc;
|
---|
5038 | uint8_t *pbSrc;
|
---|
5039 |
|
---|
5040 | PVGASTATE pThis = IDISPLAYPORT_2_VGASTATE(pInterface);
|
---|
5041 |
|
---|
5042 | #ifdef DEBUG_sunlover
|
---|
5043 | LogFlow(("vgaPortUpdateDisplayRect: %d,%d %dx%d\n", x, y, w, h));
|
---|
5044 | #endif /* DEBUG_sunlover */
|
---|
5045 |
|
---|
5046 | Assert(pInterface);
|
---|
5047 |
|
---|
5048 | int rc = PDMCritSectEnter(&pThis->CritSect, VERR_SEM_BUSY);
|
---|
5049 | AssertRC(rc);
|
---|
5050 |
|
---|
5051 | /* Check if there is something to do at all. */
|
---|
5052 | if (!pThis->fRenderVRAM)
|
---|
5053 | {
|
---|
5054 | /* The framebuffer uses the guest VRAM directly. */
|
---|
5055 | #ifdef DEBUG_sunlover
|
---|
5056 | LogFlow(("vgaPortUpdateDisplayRect: nothing to do fRender is false.\n"));
|
---|
5057 | #endif /* DEBUG_sunlover */
|
---|
5058 | PDMCritSectLeave(&pThis->CritSect);
|
---|
5059 | return;
|
---|
5060 | }
|
---|
5061 |
|
---|
5062 | Assert(pThis->pDrv);
|
---|
5063 | Assert(pThis->pDrv->pbData);
|
---|
5064 |
|
---|
5065 | /* Correct negative x and y coordinates. */
|
---|
5066 | if (x < 0)
|
---|
5067 | {
|
---|
5068 | x += w; /* Compute xRight which is also the new width. */
|
---|
5069 | w = (x < 0) ? 0 : x;
|
---|
5070 | x = 0;
|
---|
5071 | }
|
---|
5072 |
|
---|
5073 | if (y < 0)
|
---|
5074 | {
|
---|
5075 | y += h; /* Compute yBottom, which is also the new height. */
|
---|
5076 | h = (y < 0) ? 0 : y;
|
---|
5077 | y = 0;
|
---|
5078 | }
|
---|
5079 |
|
---|
5080 | /* Also check if coords are greater than the display resolution. */
|
---|
5081 | if (x + w > pThis->pDrv->cx)
|
---|
5082 | {
|
---|
5083 | // x < 0 is not possible here
|
---|
5084 | w = pThis->pDrv->cx > (uint32_t)x? pThis->pDrv->cx - x: 0;
|
---|
5085 | }
|
---|
5086 |
|
---|
5087 | if (y + h > pThis->pDrv->cy)
|
---|
5088 | {
|
---|
5089 | // y < 0 is not possible here
|
---|
5090 | h = pThis->pDrv->cy > (uint32_t)y? pThis->pDrv->cy - y: 0;
|
---|
5091 | }
|
---|
5092 |
|
---|
5093 | #ifdef DEBUG_sunlover
|
---|
5094 | LogFlow(("vgaPortUpdateDisplayRect: %d,%d %dx%d (corrected coords)\n", x, y, w, h));
|
---|
5095 | #endif /* DEBUG_sunlover */
|
---|
5096 |
|
---|
5097 | /* Check if there is something to do at all. */
|
---|
5098 | if (w == 0 || h == 0)
|
---|
5099 | {
|
---|
5100 | /* Empty rectangle. */
|
---|
5101 | #ifdef DEBUG_sunlover
|
---|
5102 | LogFlow(("vgaPortUpdateDisplayRect: nothing to do: %dx%d\n", w, h));
|
---|
5103 | #endif /* DEBUG_sunlover */
|
---|
5104 | PDMCritSectLeave(&pThis->CritSect);
|
---|
5105 | return;
|
---|
5106 | }
|
---|
5107 |
|
---|
5108 | /** @todo This method should be made universal and not only for VBVA.
|
---|
5109 | * VGA_DRAW_LINE* must be selected and src/dst address calculation
|
---|
5110 | * changed.
|
---|
5111 | */
|
---|
5112 |
|
---|
5113 | /* Choose the rendering function. */
|
---|
5114 | switch(pThis->get_bpp(pThis))
|
---|
5115 | {
|
---|
5116 | default:
|
---|
5117 | case 0:
|
---|
5118 | /* A LFB mode is already disabled, but the callback is still called
|
---|
5119 | * by Display because VBVA buffer is being flushed.
|
---|
5120 | * Nothing to do, just return.
|
---|
5121 | */
|
---|
5122 | PDMCritSectLeave(&pThis->CritSect);
|
---|
5123 | return;
|
---|
5124 | case 8:
|
---|
5125 | v = VGA_DRAW_LINE8;
|
---|
5126 | break;
|
---|
5127 | case 15:
|
---|
5128 | v = VGA_DRAW_LINE15;
|
---|
5129 | break;
|
---|
5130 | case 16:
|
---|
5131 | v = VGA_DRAW_LINE16;
|
---|
5132 | break;
|
---|
5133 | case 24:
|
---|
5134 | v = VGA_DRAW_LINE24;
|
---|
5135 | break;
|
---|
5136 | case 32:
|
---|
5137 | v = VGA_DRAW_LINE32;
|
---|
5138 | break;
|
---|
5139 | }
|
---|
5140 |
|
---|
5141 | vga_draw_line = vga_draw_line_table[v * 4 + get_depth_index(pThis->pDrv->cBits)];
|
---|
5142 |
|
---|
5143 | /* Compute source and destination addresses and pitches. */
|
---|
5144 | cbPixelDst = (pThis->pDrv->cBits + 7) / 8;
|
---|
5145 | cbLineDst = pThis->pDrv->cbScanline;
|
---|
5146 | pbDst = pThis->pDrv->pbData + y * cbLineDst + x * cbPixelDst;
|
---|
5147 |
|
---|
5148 | cbPixelSrc = (pThis->get_bpp(pThis) + 7) / 8;
|
---|
5149 | uint32_t offSrc, u32Dummy;
|
---|
5150 | pThis->get_offsets(pThis, &cbLineSrc, &offSrc, &u32Dummy);
|
---|
5151 |
|
---|
5152 | /* Assume that rendering is performed only on visible part of VRAM.
|
---|
5153 | * This is true because coordinates were verified.
|
---|
5154 | */
|
---|
5155 | pbSrc = pThis->vram_ptrR3;
|
---|
5156 | pbSrc += offSrc * 4 + y * cbLineSrc + x * cbPixelSrc;
|
---|
5157 |
|
---|
5158 | /* Render VRAM to framebuffer. */
|
---|
5159 |
|
---|
5160 | #ifdef DEBUG_sunlover
|
---|
5161 | LogFlow(("vgaPortUpdateDisplayRect: dst: %p, %d, %d. src: %p, %d, %d\n", pbDst, cbLineDst, cbPixelDst, pbSrc, cbLineSrc, cbPixelSrc));
|
---|
5162 | #endif /* DEBUG_sunlover */
|
---|
5163 |
|
---|
5164 | while (h-- > 0)
|
---|
5165 | {
|
---|
5166 | vga_draw_line (pThis, pbDst, pbSrc, w);
|
---|
5167 | pbDst += cbLineDst;
|
---|
5168 | pbSrc += cbLineSrc;
|
---|
5169 | }
|
---|
5170 |
|
---|
5171 | PDMCritSectLeave(&pThis->CritSect);
|
---|
5172 | #ifdef DEBUG_sunlover
|
---|
5173 | LogFlow(("vgaPortUpdateDisplayRect: completed.\n"));
|
---|
5174 | #endif /* DEBUG_sunlover */
|
---|
5175 | }
|
---|
5176 |
|
---|
5177 |
|
---|
5178 | static DECLCALLBACK(int)
|
---|
5179 | vgaPortCopyRect(PPDMIDISPLAYPORT pInterface,
|
---|
5180 | uint32_t cx,
|
---|
5181 | uint32_t cy,
|
---|
5182 | const uint8_t *pbSrc, int32_t xSrc, int32_t ySrc, uint32_t cxSrc, uint32_t cySrc,
|
---|
5183 | uint32_t cbSrcLine, uint32_t cSrcBitsPerPixel,
|
---|
5184 | uint8_t *pbDst, int32_t xDst, int32_t yDst, uint32_t cxDst, uint32_t cyDst,
|
---|
5185 | uint32_t cbDstLine, uint32_t cDstBitsPerPixel)
|
---|
5186 | {
|
---|
5187 | uint32_t v;
|
---|
5188 | vga_draw_line_func *vga_draw_line;
|
---|
5189 |
|
---|
5190 | #ifdef DEBUG_sunlover
|
---|
5191 | LogFlow(("vgaPortCopyRect: %d,%d %dx%d -> %d,%d\n", xSrc, ySrc, cx, cy, xDst, yDst));
|
---|
5192 | #endif /* DEBUG_sunlover */
|
---|
5193 |
|
---|
5194 | PVGASTATE pThis = IDISPLAYPORT_2_VGASTATE(pInterface);
|
---|
5195 |
|
---|
5196 | Assert(pInterface);
|
---|
5197 | Assert(pThis->pDrv);
|
---|
5198 |
|
---|
5199 | int32_t xSrcCorrected = xSrc;
|
---|
5200 | int32_t ySrcCorrected = ySrc;
|
---|
5201 | uint32_t cxCorrected = cx;
|
---|
5202 | uint32_t cyCorrected = cy;
|
---|
5203 |
|
---|
5204 | /* Correct source coordinates to be within the source bitmap. */
|
---|
5205 | if (xSrcCorrected < 0)
|
---|
5206 | {
|
---|
5207 | xSrcCorrected += cxCorrected; /* Compute xRight which is also the new width. */
|
---|
5208 | cxCorrected = (xSrcCorrected < 0) ? 0 : xSrcCorrected;
|
---|
5209 | xSrcCorrected = 0;
|
---|
5210 | }
|
---|
5211 |
|
---|
5212 | if (ySrcCorrected < 0)
|
---|
5213 | {
|
---|
5214 | ySrcCorrected += cyCorrected; /* Compute yBottom, which is also the new height. */
|
---|
5215 | cyCorrected = (ySrcCorrected < 0) ? 0 : ySrcCorrected;
|
---|
5216 | ySrcCorrected = 0;
|
---|
5217 | }
|
---|
5218 |
|
---|
5219 | /* Also check if coords are greater than the display resolution. */
|
---|
5220 | if (xSrcCorrected + cxCorrected > cxSrc)
|
---|
5221 | {
|
---|
5222 | /* xSrcCorrected < 0 is not possible here */
|
---|
5223 | cxCorrected = cxSrc > (uint32_t)xSrcCorrected ? cxSrc - xSrcCorrected : 0;
|
---|
5224 | }
|
---|
5225 |
|
---|
5226 | if (ySrcCorrected + cyCorrected > cySrc)
|
---|
5227 | {
|
---|
5228 | /* y < 0 is not possible here */
|
---|
5229 | cyCorrected = cySrc > (uint32_t)ySrcCorrected ? cySrc - ySrcCorrected : 0;
|
---|
5230 | }
|
---|
5231 |
|
---|
5232 | #ifdef DEBUG_sunlover
|
---|
5233 | LogFlow(("vgaPortCopyRect: %d,%d %dx%d (corrected coords)\n", xSrcCorrected, ySrcCorrected, cxCorrected, cyCorrected));
|
---|
5234 | #endif /* DEBUG_sunlover */
|
---|
5235 |
|
---|
5236 | /* Check if there is something to do at all. */
|
---|
5237 | if (cxCorrected == 0 || cyCorrected == 0)
|
---|
5238 | {
|
---|
5239 | /* Empty rectangle. */
|
---|
5240 | #ifdef DEBUG_sunlover
|
---|
5241 | LogFlow(("vgaPortUpdateDisplayRectEx: nothing to do: %dx%d\n", cxCorrected, cyCorrected));
|
---|
5242 | #endif /* DEBUG_sunlover */
|
---|
5243 | return VINF_SUCCESS;
|
---|
5244 | }
|
---|
5245 |
|
---|
5246 | /* Check that the corrected source rectangle is within the destination.
|
---|
5247 | * Note: source rectangle is adjusted, but the target must be large enough.
|
---|
5248 | */
|
---|
5249 | if ( xDst < 0
|
---|
5250 | || yDst < 0
|
---|
5251 | || xDst + cxCorrected > cxDst
|
---|
5252 | || yDst + cyCorrected > cyDst)
|
---|
5253 | {
|
---|
5254 | return VERR_INVALID_PARAMETER;
|
---|
5255 | }
|
---|
5256 |
|
---|
5257 | int rc = PDMCritSectEnter(&pThis->CritSect, VERR_SEM_BUSY);
|
---|
5258 | AssertRC(rc);
|
---|
5259 |
|
---|
5260 | /* This method only works if the VGA device is in a VBE mode or not paused VBVA mode.
|
---|
5261 | * VGA modes are reported to the caller by returning VERR_INVALID_STATE.
|
---|
5262 | *
|
---|
5263 | * If VBE_DISPI_ENABLED is set, then it is a VBE or VBE compatible VBVA mode. Both of them can be handled.
|
---|
5264 | *
|
---|
5265 | * If VBE_DISPI_ENABLED is clear, then it is either a VGA mode or a VBVA mode set by guest additions
|
---|
5266 | * which have VBVACAPS_USE_VBVA_ONLY capability.
|
---|
5267 | * When VBE_DISPI_ENABLED is being cleared and VBVACAPS_USE_VBVA_ONLY is not set (i.e. guest wants a VGA mode),
|
---|
5268 | * then VBVAOnVBEChanged makes sure that VBVA is paused.
|
---|
5269 | * That is a not paused VBVA means that the video mode can be handled even if VBE_DISPI_ENABLED is clear.
|
---|
5270 | */
|
---|
5271 | if ( (pThis->vbe_regs[VBE_DISPI_INDEX_ENABLE] & VBE_DISPI_ENABLED) == 0
|
---|
5272 | && VBVAIsPaused(pThis))
|
---|
5273 | {
|
---|
5274 | PDMCritSectLeave(&pThis->CritSect);
|
---|
5275 | return VERR_INVALID_STATE;
|
---|
5276 | }
|
---|
5277 |
|
---|
5278 | /* Choose the rendering function. */
|
---|
5279 | switch (cSrcBitsPerPixel)
|
---|
5280 | {
|
---|
5281 | default:
|
---|
5282 | case 0:
|
---|
5283 | /* Nothing to do, just return. */
|
---|
5284 | PDMCritSectLeave(&pThis->CritSect);
|
---|
5285 | return VINF_SUCCESS;
|
---|
5286 | case 8:
|
---|
5287 | v = VGA_DRAW_LINE8;
|
---|
5288 | break;
|
---|
5289 | case 15:
|
---|
5290 | v = VGA_DRAW_LINE15;
|
---|
5291 | break;
|
---|
5292 | case 16:
|
---|
5293 | v = VGA_DRAW_LINE16;
|
---|
5294 | break;
|
---|
5295 | case 24:
|
---|
5296 | v = VGA_DRAW_LINE24;
|
---|
5297 | break;
|
---|
5298 | case 32:
|
---|
5299 | v = VGA_DRAW_LINE32;
|
---|
5300 | break;
|
---|
5301 | }
|
---|
5302 |
|
---|
5303 | vga_draw_line = vga_draw_line_table[v * 4 + get_depth_index(cDstBitsPerPixel)];
|
---|
5304 |
|
---|
5305 | /* Compute source and destination addresses and pitches. */
|
---|
5306 | uint32_t cbPixelDst = (cDstBitsPerPixel + 7) / 8;
|
---|
5307 | uint32_t cbLineDst = cbDstLine;
|
---|
5308 | uint8_t *pbDstCur = pbDst + yDst * cbLineDst + xDst * cbPixelDst;
|
---|
5309 |
|
---|
5310 | uint32_t cbPixelSrc = (cSrcBitsPerPixel + 7) / 8;
|
---|
5311 | uint32_t cbLineSrc = cbSrcLine;
|
---|
5312 | const uint8_t *pbSrcCur = pbSrc + ySrcCorrected * cbLineSrc + xSrcCorrected * cbPixelSrc;
|
---|
5313 |
|
---|
5314 | #ifdef DEBUG_sunlover
|
---|
5315 | LogFlow(("vgaPortCopyRect: dst: %p, %d, %d. src: %p, %d, %d\n", pbDstCur, cbLineDst, cbPixelDst, pbSrcCur, cbLineSrc, cbPixelSrc));
|
---|
5316 | #endif /* DEBUG_sunlover */
|
---|
5317 |
|
---|
5318 | while (cyCorrected-- > 0)
|
---|
5319 | {
|
---|
5320 | vga_draw_line(pThis, pbDstCur, pbSrcCur, cxCorrected);
|
---|
5321 | pbDstCur += cbLineDst;
|
---|
5322 | pbSrcCur += cbLineSrc;
|
---|
5323 | }
|
---|
5324 |
|
---|
5325 | PDMCritSectLeave(&pThis->CritSect);
|
---|
5326 | #ifdef DEBUG_sunlover
|
---|
5327 | LogFlow(("vgaPortCopyRect: completed.\n"));
|
---|
5328 | #endif /* DEBUG_sunlover */
|
---|
5329 |
|
---|
5330 | return VINF_SUCCESS;
|
---|
5331 | }
|
---|
5332 |
|
---|
5333 | static DECLCALLBACK(void) vgaPortSetRenderVRAM(PPDMIDISPLAYPORT pInterface, bool fRender)
|
---|
5334 | {
|
---|
5335 | PVGASTATE pThis = IDISPLAYPORT_2_VGASTATE(pInterface);
|
---|
5336 |
|
---|
5337 | LogFlow(("vgaPortSetRenderVRAM: fRender = %d\n", fRender));
|
---|
5338 |
|
---|
5339 | int rc = PDMCritSectEnter(&pThis->CritSect, VERR_SEM_BUSY);
|
---|
5340 | AssertRC(rc);
|
---|
5341 |
|
---|
5342 | pThis->fRenderVRAM = fRender;
|
---|
5343 |
|
---|
5344 | PDMCritSectLeave(&pThis->CritSect);
|
---|
5345 | }
|
---|
5346 |
|
---|
5347 |
|
---|
5348 | static DECLCALLBACK(void) vgaTimerRefresh(PPDMDEVINS pDevIns, PTMTIMER pTimer, void *pvUser)
|
---|
5349 | {
|
---|
5350 | PVGASTATE pThis = (PVGASTATE)pvUser;
|
---|
5351 | NOREF(pDevIns);
|
---|
5352 |
|
---|
5353 | if (pThis->fScanLineCfg & VBVASCANLINECFG_ENABLE_VSYNC_IRQ)
|
---|
5354 | {
|
---|
5355 | VBVARaiseIrq(pThis, HGSMIHOSTFLAGS_VSYNC);
|
---|
5356 | }
|
---|
5357 |
|
---|
5358 | if (pThis->pDrv)
|
---|
5359 | pThis->pDrv->pfnRefresh(pThis->pDrv);
|
---|
5360 |
|
---|
5361 | if (pThis->cMilliesRefreshInterval)
|
---|
5362 | TMTimerSetMillies(pTimer, pThis->cMilliesRefreshInterval);
|
---|
5363 |
|
---|
5364 | #ifdef VBOX_WITH_VIDEOHWACCEL
|
---|
5365 | vbvaTimerCb(pThis);
|
---|
5366 | #endif
|
---|
5367 |
|
---|
5368 | #ifdef VBOX_WITH_CRHGSMI
|
---|
5369 | vboxCmdVBVACmdTimer(pThis);
|
---|
5370 | #endif
|
---|
5371 | }
|
---|
5372 |
|
---|
5373 | #ifdef VBOX_WITH_VMSVGA
|
---|
5374 | int vgaR3RegisterVRAMHandler(PVGASTATE pVGAState, uint64_t cbFrameBuffer)
|
---|
5375 | {
|
---|
5376 | PPDMDEVINS pDevIns = pVGAState->pDevInsR3;
|
---|
5377 | Assert(pVGAState->GCPhysVRAM);
|
---|
5378 |
|
---|
5379 | int rc = PGMHandlerPhysicalRegister(PDMDevHlpGetVM(pDevIns),
|
---|
5380 | pVGAState->GCPhysVRAM, pVGAState->GCPhysVRAM + (cbFrameBuffer - 1),
|
---|
5381 | pVGAState->hLfbAccessHandlerType, pVGAState, pDevIns->pvInstanceDataR0,
|
---|
5382 | pDevIns->pvInstanceDataRC, "VGA LFB");
|
---|
5383 |
|
---|
5384 | AssertRC(rc);
|
---|
5385 | return rc;
|
---|
5386 | }
|
---|
5387 |
|
---|
5388 | int vgaR3UnregisterVRAMHandler(PVGASTATE pVGAState)
|
---|
5389 | {
|
---|
5390 | PPDMDEVINS pDevIns = pVGAState->pDevInsR3;
|
---|
5391 |
|
---|
5392 | Assert(pVGAState->GCPhysVRAM);
|
---|
5393 | int rc = PGMHandlerPhysicalDeregister(PDMDevHlpGetVM(pDevIns), pVGAState->GCPhysVRAM);
|
---|
5394 | AssertRC(rc);
|
---|
5395 | return rc;
|
---|
5396 | }
|
---|
5397 | #endif
|
---|
5398 |
|
---|
5399 | /* -=-=-=-=-=- Ring 3: PCI Device -=-=-=-=-=- */
|
---|
5400 |
|
---|
5401 | /**
|
---|
5402 | * Callback function for unmapping and/or mapping the VRAM MMIO2 region (called by the PCI bus).
|
---|
5403 | *
|
---|
5404 | * @return VBox status code.
|
---|
5405 | * @param pPciDev Pointer to PCI device. Use pPciDev->pDevIns to get the device instance.
|
---|
5406 | * @param iRegion The region number.
|
---|
5407 | * @param GCPhysAddress Physical address of the region. If iType is PCI_ADDRESS_SPACE_IO, this is an
|
---|
5408 | * I/O port, else it's a physical address.
|
---|
5409 | * This address is *NOT* relative to pci_mem_base like earlier!
|
---|
5410 | * @param enmType One of the PCI_ADDRESS_SPACE_* values.
|
---|
5411 | */
|
---|
5412 | static DECLCALLBACK(int) vgaR3IORegionMap(PPCIDEVICE pPciDev, /*unsigned*/ int iRegion, RTGCPHYS GCPhysAddress, uint32_t cb,
|
---|
5413 | PCIADDRESSSPACE enmType)
|
---|
5414 | {
|
---|
5415 | RT_NOREF1(cb);
|
---|
5416 | int rc;
|
---|
5417 | PPDMDEVINS pDevIns = pPciDev->pDevIns;
|
---|
5418 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
5419 | Log(("vgaR3IORegionMap: iRegion=%d GCPhysAddress=%RGp cb=%#x enmType=%d\n", iRegion, GCPhysAddress, cb, enmType));
|
---|
5420 | #ifdef VBOX_WITH_VMSVGA
|
---|
5421 | AssertReturn( (iRegion == ((pThis->fVMSVGAEnabled) ? 1 : 0))
|
---|
5422 | && (enmType == ((pThis->fVMSVGAEnabled) ? PCI_ADDRESS_SPACE_MEM : PCI_ADDRESS_SPACE_MEM_PREFETCH)),
|
---|
5423 | VERR_INTERNAL_ERROR);
|
---|
5424 | #else
|
---|
5425 | AssertReturn(iRegion == 0 && enmType == PCI_ADDRESS_SPACE_MEM_PREFETCH, VERR_INTERNAL_ERROR);
|
---|
5426 | #endif
|
---|
5427 |
|
---|
5428 | rc = PDMCritSectEnter(&pThis->CritSect, VERR_SEM_BUSY);
|
---|
5429 | AssertRC(rc);
|
---|
5430 |
|
---|
5431 | if (GCPhysAddress != NIL_RTGCPHYS)
|
---|
5432 | {
|
---|
5433 | /*
|
---|
5434 | * Mapping the VRAM.
|
---|
5435 | */
|
---|
5436 | rc = PDMDevHlpMMIO2Map(pDevIns, iRegion, GCPhysAddress);
|
---|
5437 | AssertRC(rc);
|
---|
5438 | if (RT_SUCCESS(rc))
|
---|
5439 | {
|
---|
5440 | rc = PGMHandlerPhysicalRegister(PDMDevHlpGetVM(pDevIns), GCPhysAddress, GCPhysAddress + (pThis->vram_size - 1),
|
---|
5441 | pThis->hLfbAccessHandlerType, pThis, pDevIns->pvInstanceDataR0,
|
---|
5442 | pDevIns->pvInstanceDataRC, "VGA LFB");
|
---|
5443 | AssertRC(rc);
|
---|
5444 | if (RT_SUCCESS(rc))
|
---|
5445 | {
|
---|
5446 | pThis->GCPhysVRAM = GCPhysAddress;
|
---|
5447 | pThis->vbe_regs[VBE_DISPI_INDEX_FB_BASE_HI] = GCPhysAddress >> 16;
|
---|
5448 | }
|
---|
5449 | }
|
---|
5450 | }
|
---|
5451 | else
|
---|
5452 | {
|
---|
5453 | /*
|
---|
5454 | * Unmapping of the VRAM in progress.
|
---|
5455 | * Deregister the access handler so PGM doesn't get upset.
|
---|
5456 | */
|
---|
5457 | Assert(pThis->GCPhysVRAM);
|
---|
5458 | #ifdef VBOX_WITH_VMSVGA
|
---|
5459 | Assert(!pThis->svga.fEnabled || !pThis->svga.fVRAMTracking);
|
---|
5460 | if ( !pThis->svga.fEnabled
|
---|
5461 | || ( pThis->svga.fEnabled
|
---|
5462 | && pThis->svga.fVRAMTracking
|
---|
5463 | )
|
---|
5464 | )
|
---|
5465 | {
|
---|
5466 | #endif
|
---|
5467 | rc = PGMHandlerPhysicalDeregister(PDMDevHlpGetVM(pDevIns), pThis->GCPhysVRAM);
|
---|
5468 | AssertRC(rc);
|
---|
5469 | #ifdef VBOX_WITH_VMSVGA
|
---|
5470 | }
|
---|
5471 | else
|
---|
5472 | rc = VINF_SUCCESS;
|
---|
5473 | #endif
|
---|
5474 | pThis->GCPhysVRAM = 0;
|
---|
5475 | /* NB: VBE_DISPI_INDEX_FB_BASE_HI is left unchanged here. */
|
---|
5476 | }
|
---|
5477 | PDMCritSectLeave(&pThis->CritSect);
|
---|
5478 | return rc;
|
---|
5479 | }
|
---|
5480 |
|
---|
5481 |
|
---|
5482 | /* -=-=-=-=-=- Ring3: Misc Wrappers & Sidekicks -=-=-=-=-=- */
|
---|
5483 |
|
---|
5484 | /**
|
---|
5485 | * Saves a important bits of the VGA device config.
|
---|
5486 | *
|
---|
5487 | * @param pThis The VGA instance data.
|
---|
5488 | * @param pSSM The saved state handle.
|
---|
5489 | */
|
---|
5490 | static void vgaR3SaveConfig(PVGASTATE pThis, PSSMHANDLE pSSM)
|
---|
5491 | {
|
---|
5492 | SSMR3PutU32(pSSM, pThis->vram_size);
|
---|
5493 | SSMR3PutU32(pSSM, pThis->cMonitors);
|
---|
5494 | }
|
---|
5495 |
|
---|
5496 |
|
---|
5497 | /**
|
---|
5498 | * @callback_method_impl{FNSSMDEVLIVEEXEC}
|
---|
5499 | */
|
---|
5500 | static DECLCALLBACK(int) vgaR3LiveExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t uPass)
|
---|
5501 | {
|
---|
5502 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
5503 | Assert(uPass == 0); NOREF(uPass);
|
---|
5504 | vgaR3SaveConfig(pThis, pSSM);
|
---|
5505 | return VINF_SSM_DONT_CALL_AGAIN;
|
---|
5506 | }
|
---|
5507 |
|
---|
5508 |
|
---|
5509 | /**
|
---|
5510 | * @callback_method_impl{FNSSMDEVSAVEPREP}
|
---|
5511 | */
|
---|
5512 | static DECLCALLBACK(int) vgaR3SavePrep(PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
|
---|
5513 | {
|
---|
5514 | #ifdef VBOX_WITH_VIDEOHWACCEL
|
---|
5515 | RT_NOREF(pSSM);
|
---|
5516 | return vboxVBVASaveStatePrep(pDevIns);
|
---|
5517 | #else
|
---|
5518 | RT_NOREF(pDevIns, pSSM);
|
---|
5519 | return VINF_SUCCESS;
|
---|
5520 | #endif
|
---|
5521 | }
|
---|
5522 |
|
---|
5523 | /**
|
---|
5524 | * @callback_method_impl{FNSSMDEVSAVEDONE}
|
---|
5525 | */
|
---|
5526 | static DECLCALLBACK(int) vgaR3SaveDone(PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
|
---|
5527 | {
|
---|
5528 | #ifdef VBOX_WITH_VIDEOHWACCEL
|
---|
5529 | RT_NOREF(pSSM);
|
---|
5530 | return vboxVBVASaveStateDone(pDevIns);
|
---|
5531 | #else
|
---|
5532 | RT_NOREF(pDevIns, pSSM);
|
---|
5533 | return VINF_SUCCESS;
|
---|
5534 | #endif
|
---|
5535 | }
|
---|
5536 |
|
---|
5537 | /**
|
---|
5538 | * @callback_method_impl{FNSSMDEVSAVEEXEC}
|
---|
5539 | */
|
---|
5540 | static DECLCALLBACK(int) vgaR3SaveExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
|
---|
5541 | {
|
---|
5542 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
5543 |
|
---|
5544 | #ifdef VBOX_WITH_VDMA
|
---|
5545 | vboxVDMASaveStateExecPrep(pThis->pVdma);
|
---|
5546 | #endif
|
---|
5547 |
|
---|
5548 | vgaR3SaveConfig(pThis, pSSM);
|
---|
5549 | vga_save(pSSM, PDMINS_2_DATA(pDevIns, PVGASTATE));
|
---|
5550 |
|
---|
5551 | VGA_SAVED_STATE_PUT_MARKER(pSSM, 1);
|
---|
5552 | #ifdef VBOX_WITH_HGSMI
|
---|
5553 | SSMR3PutBool(pSSM, true);
|
---|
5554 | int rc = vboxVBVASaveStateExec(pDevIns, pSSM);
|
---|
5555 | #else
|
---|
5556 | int rc = SSMR3PutBool(pSSM, false);
|
---|
5557 | #endif
|
---|
5558 |
|
---|
5559 | AssertRCReturn(rc, rc);
|
---|
5560 |
|
---|
5561 | VGA_SAVED_STATE_PUT_MARKER(pSSM, 3);
|
---|
5562 | #ifdef VBOX_WITH_VDMA
|
---|
5563 | rc = SSMR3PutU32(pSSM, 1);
|
---|
5564 | AssertRCReturn(rc, rc);
|
---|
5565 | rc = vboxVDMASaveStateExecPerform(pThis->pVdma, pSSM);
|
---|
5566 | #else
|
---|
5567 | rc = SSMR3PutU32(pSSM, 0);
|
---|
5568 | #endif
|
---|
5569 | AssertRCReturn(rc, rc);
|
---|
5570 |
|
---|
5571 | #ifdef VBOX_WITH_VDMA
|
---|
5572 | vboxVDMASaveStateExecDone(pThis->pVdma);
|
---|
5573 | #endif
|
---|
5574 |
|
---|
5575 | VGA_SAVED_STATE_PUT_MARKER(pSSM, 5);
|
---|
5576 | #ifdef VBOX_WITH_VMSVGA
|
---|
5577 | if (pThis->fVMSVGAEnabled)
|
---|
5578 | {
|
---|
5579 | rc = vmsvgaSaveExec(pDevIns, pSSM);
|
---|
5580 | AssertRCReturn(rc, rc);
|
---|
5581 | }
|
---|
5582 | #endif
|
---|
5583 | VGA_SAVED_STATE_PUT_MARKER(pSSM, 6);
|
---|
5584 |
|
---|
5585 | return rc;
|
---|
5586 | }
|
---|
5587 |
|
---|
5588 |
|
---|
5589 | /**
|
---|
5590 | * @copydoc FNSSMDEVSAVEEXEC
|
---|
5591 | */
|
---|
5592 | static DECLCALLBACK(int) vgaR3LoadExec(PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t uVersion, uint32_t uPass)
|
---|
5593 | {
|
---|
5594 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
5595 | int rc;
|
---|
5596 |
|
---|
5597 | if (uVersion < VGA_SAVEDSTATE_VERSION_ANCIENT || uVersion > VGA_SAVEDSTATE_VERSION)
|
---|
5598 | return VERR_SSM_UNSUPPORTED_DATA_UNIT_VERSION;
|
---|
5599 |
|
---|
5600 | if (uVersion > VGA_SAVEDSTATE_VERSION_HGSMI)
|
---|
5601 | {
|
---|
5602 | /* Check the config */
|
---|
5603 | uint32_t cbVRam;
|
---|
5604 | rc = SSMR3GetU32(pSSM, &cbVRam);
|
---|
5605 | AssertRCReturn(rc, rc);
|
---|
5606 | if (pThis->vram_size != cbVRam)
|
---|
5607 | return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("VRAM size changed: config=%#x state=%#x"), pThis->vram_size, cbVRam);
|
---|
5608 |
|
---|
5609 | uint32_t cMonitors;
|
---|
5610 | rc = SSMR3GetU32(pSSM, &cMonitors);
|
---|
5611 | AssertRCReturn(rc, rc);
|
---|
5612 | if (pThis->cMonitors != cMonitors)
|
---|
5613 | return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("Monitor count changed: config=%u state=%u"), pThis->cMonitors, cMonitors);
|
---|
5614 | }
|
---|
5615 |
|
---|
5616 | if (uPass == SSM_PASS_FINAL)
|
---|
5617 | {
|
---|
5618 | rc = vga_load(pSSM, pThis, uVersion);
|
---|
5619 | if (RT_FAILURE(rc))
|
---|
5620 | return rc;
|
---|
5621 |
|
---|
5622 | /*
|
---|
5623 | * Restore the HGSMI state, if present.
|
---|
5624 | */
|
---|
5625 | VGA_SAVED_STATE_GET_MARKER_RETURN_ON_MISMATCH(pSSM, uVersion, 1);
|
---|
5626 | bool fWithHgsmi = uVersion == VGA_SAVEDSTATE_VERSION_HGSMI;
|
---|
5627 | if (uVersion > VGA_SAVEDSTATE_VERSION_HGSMI)
|
---|
5628 | {
|
---|
5629 | rc = SSMR3GetBool(pSSM, &fWithHgsmi);
|
---|
5630 | AssertRCReturn(rc, rc);
|
---|
5631 | }
|
---|
5632 | if (fWithHgsmi)
|
---|
5633 | {
|
---|
5634 | #ifdef VBOX_WITH_HGSMI
|
---|
5635 | rc = vboxVBVALoadStateExec(pDevIns, pSSM, uVersion);
|
---|
5636 | AssertRCReturn(rc, rc);
|
---|
5637 | #else
|
---|
5638 | return SSMR3SetCfgError(pSSM, RT_SRC_POS, N_("HGSMI is not compiled in, but it is present in the saved state"));
|
---|
5639 | #endif
|
---|
5640 | }
|
---|
5641 |
|
---|
5642 | VGA_SAVED_STATE_GET_MARKER_RETURN_ON_MISMATCH(pSSM, uVersion, 3);
|
---|
5643 | if (uVersion >= VGA_SAVEDSTATE_VERSION_3D)
|
---|
5644 | {
|
---|
5645 | uint32_t u32;
|
---|
5646 | rc = SSMR3GetU32(pSSM, &u32);
|
---|
5647 | if (u32)
|
---|
5648 | {
|
---|
5649 | #ifdef VBOX_WITH_VDMA
|
---|
5650 | if (u32 == 1)
|
---|
5651 | {
|
---|
5652 | rc = vboxVDMASaveLoadExecPerform(pThis->pVdma, pSSM, uVersion);
|
---|
5653 | AssertRCReturn(rc, rc);
|
---|
5654 | }
|
---|
5655 | else
|
---|
5656 | #endif
|
---|
5657 | {
|
---|
5658 | LogRel(("invalid CmdVbva version info\n"));
|
---|
5659 | return VERR_VERSION_MISMATCH;
|
---|
5660 | }
|
---|
5661 | }
|
---|
5662 | }
|
---|
5663 |
|
---|
5664 | VGA_SAVED_STATE_GET_MARKER_RETURN_ON_MISMATCH(pSSM, uVersion, 5);
|
---|
5665 | #ifdef VBOX_WITH_VMSVGA
|
---|
5666 | if (pThis->fVMSVGAEnabled)
|
---|
5667 | {
|
---|
5668 | rc = vmsvgaLoadExec(pDevIns, pSSM, uVersion, uPass);
|
---|
5669 | AssertRCReturn(rc, rc);
|
---|
5670 | }
|
---|
5671 | #endif
|
---|
5672 | VGA_SAVED_STATE_GET_MARKER_RETURN_ON_MISMATCH(pSSM, uVersion, 6);
|
---|
5673 | }
|
---|
5674 | return VINF_SUCCESS;
|
---|
5675 | }
|
---|
5676 |
|
---|
5677 |
|
---|
5678 | /**
|
---|
5679 | * @copydoc FNSSMDEVLOADDONE
|
---|
5680 | */
|
---|
5681 | static DECLCALLBACK(int) vgaR3LoadDone(PPDMDEVINS pDevIns, PSSMHANDLE pSSM)
|
---|
5682 | {
|
---|
5683 | RT_NOREF(pSSM);
|
---|
5684 | int rc = VINF_SUCCESS;
|
---|
5685 |
|
---|
5686 | #ifdef VBOX_WITH_HGSMI
|
---|
5687 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
5688 | rc = vboxVBVALoadStateDone(pDevIns);
|
---|
5689 | AssertRCReturn(rc, rc);
|
---|
5690 | # ifdef VBOX_WITH_VDMA
|
---|
5691 | rc = vboxVDMASaveLoadDone(pThis->pVdma);
|
---|
5692 | AssertRCReturn(rc, rc);
|
---|
5693 | # endif
|
---|
5694 | /* Now update the current VBVA state which depends on VBE registers. vboxVBVALoadStateDone cleared the state. */
|
---|
5695 | VBVAOnVBEChanged(pThis);
|
---|
5696 | #endif
|
---|
5697 | #ifdef VBOX_WITH_VMSVGA
|
---|
5698 | if (pThis->fVMSVGAEnabled)
|
---|
5699 | {
|
---|
5700 | rc = vmsvgaLoadDone(pDevIns);
|
---|
5701 | AssertRCReturn(rc, rc);
|
---|
5702 | }
|
---|
5703 | #endif
|
---|
5704 | return rc;
|
---|
5705 | }
|
---|
5706 |
|
---|
5707 |
|
---|
5708 | /* -=-=-=-=-=- Ring 3: Device callbacks -=-=-=-=-=- */
|
---|
5709 |
|
---|
5710 | /**
|
---|
5711 | * @interface_method_impl{PDMDEVREG,pfnReset}
|
---|
5712 | */
|
---|
5713 | static DECLCALLBACK(void) vgaR3Reset(PPDMDEVINS pDevIns)
|
---|
5714 | {
|
---|
5715 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
5716 | char *pchStart;
|
---|
5717 | char *pchEnd;
|
---|
5718 | LogFlow(("vgaReset\n"));
|
---|
5719 |
|
---|
5720 | if (pThis->pVdma)
|
---|
5721 | vboxVDMAReset(pThis->pVdma);
|
---|
5722 |
|
---|
5723 | #ifdef VBOX_WITH_VMSVGA
|
---|
5724 | if (pThis->fVMSVGAEnabled)
|
---|
5725 | vmsvgaReset(pDevIns);
|
---|
5726 | #endif
|
---|
5727 |
|
---|
5728 | #ifdef VBOX_WITH_HGSMI
|
---|
5729 | VBVAReset(pThis);
|
---|
5730 | #endif /* VBOX_WITH_HGSMI */
|
---|
5731 |
|
---|
5732 |
|
---|
5733 | /* Clear the VRAM ourselves. */
|
---|
5734 | if (pThis->vram_ptrR3 && pThis->vram_size)
|
---|
5735 | memset(pThis->vram_ptrR3, 0, pThis->vram_size);
|
---|
5736 |
|
---|
5737 | /*
|
---|
5738 | * Zero most of it.
|
---|
5739 | *
|
---|
5740 | * Unlike vga_reset we're leaving out a few members which we believe
|
---|
5741 | * must remain unchanged....
|
---|
5742 | */
|
---|
5743 | /* 1st part. */
|
---|
5744 | pchStart = (char *)&pThis->latch;
|
---|
5745 | pchEnd = (char *)&pThis->invalidated_y_table;
|
---|
5746 | memset(pchStart, 0, pchEnd - pchStart);
|
---|
5747 |
|
---|
5748 | /* 2nd part. */
|
---|
5749 | pchStart = (char *)&pThis->last_palette;
|
---|
5750 | pchEnd = (char *)&pThis->u32Marker;
|
---|
5751 | memset(pchStart, 0, pchEnd - pchStart);
|
---|
5752 |
|
---|
5753 |
|
---|
5754 | /*
|
---|
5755 | * Restore and re-init some bits.
|
---|
5756 | */
|
---|
5757 | pThis->get_bpp = vga_get_bpp;
|
---|
5758 | pThis->get_offsets = vga_get_offsets;
|
---|
5759 | pThis->get_resolution = vga_get_resolution;
|
---|
5760 | pThis->graphic_mode = -1; /* Force full update. */
|
---|
5761 | #ifdef CONFIG_BOCHS_VBE
|
---|
5762 | pThis->vbe_regs[VBE_DISPI_INDEX_ID] = VBE_DISPI_ID0;
|
---|
5763 | pThis->vbe_regs[VBE_DISPI_INDEX_VBOX_VIDEO] = 0;
|
---|
5764 | pThis->vbe_regs[VBE_DISPI_INDEX_FB_BASE_HI] = pThis->GCPhysVRAM >> 16;
|
---|
5765 | pThis->vbe_bank_max = (pThis->vram_size >> 16) - 1;
|
---|
5766 | #endif /* CONFIG_BOCHS_VBE */
|
---|
5767 |
|
---|
5768 | /*
|
---|
5769 | * Reset the LBF mapping.
|
---|
5770 | */
|
---|
5771 | pThis->fLFBUpdated = false;
|
---|
5772 | if ( ( pThis->fGCEnabled
|
---|
5773 | || pThis->fR0Enabled)
|
---|
5774 | && pThis->GCPhysVRAM
|
---|
5775 | && pThis->GCPhysVRAM != NIL_RTGCPHYS)
|
---|
5776 | {
|
---|
5777 | int rc = PGMHandlerPhysicalReset(PDMDevHlpGetVM(pDevIns), pThis->GCPhysVRAM);
|
---|
5778 | AssertRC(rc);
|
---|
5779 | }
|
---|
5780 | if (pThis->fRemappedVGA)
|
---|
5781 | {
|
---|
5782 | IOMMMIOResetRegion(PDMDevHlpGetVM(pDevIns), 0x000a0000);
|
---|
5783 | pThis->fRemappedVGA = false;
|
---|
5784 | }
|
---|
5785 |
|
---|
5786 | /*
|
---|
5787 | * Reset the logo data.
|
---|
5788 | */
|
---|
5789 | pThis->LogoCommand = LOGO_CMD_NOP;
|
---|
5790 | pThis->offLogoData = 0;
|
---|
5791 |
|
---|
5792 | /* notify port handler */
|
---|
5793 | if (pThis->pDrv)
|
---|
5794 | {
|
---|
5795 | PDMCritSectLeave(&pThis->CritSect); /* hack around lock order issue. */
|
---|
5796 | pThis->pDrv->pfnReset(pThis->pDrv);
|
---|
5797 | PDMCritSectEnter(&pThis->CritSect, VERR_IGNORED);
|
---|
5798 | }
|
---|
5799 |
|
---|
5800 | /* Reset latched access mask. */
|
---|
5801 | pThis->uMaskLatchAccess = 0x3ff;
|
---|
5802 | pThis->cLatchAccesses = 0;
|
---|
5803 | pThis->u64LastLatchedAccess = 0;
|
---|
5804 | pThis->iMask = 0;
|
---|
5805 |
|
---|
5806 | /* Reset retrace emulation. */
|
---|
5807 | memset(&pThis->retrace_state, 0, sizeof(pThis->retrace_state));
|
---|
5808 | }
|
---|
5809 |
|
---|
5810 |
|
---|
5811 | /**
|
---|
5812 | * @interface_method_impl{PDMDEVREG,pfnRelocate}
|
---|
5813 | */
|
---|
5814 | static DECLCALLBACK(void) vgaR3Relocate(PPDMDEVINS pDevIns, RTGCINTPTR offDelta)
|
---|
5815 | {
|
---|
5816 | if (offDelta)
|
---|
5817 | {
|
---|
5818 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
5819 | LogFlow(("vgaRelocate: offDelta = %08X\n", offDelta));
|
---|
5820 |
|
---|
5821 | pThis->vram_ptrRC += offDelta;
|
---|
5822 | pThis->pDevInsRC = PDMDEVINS_2_RCPTR(pDevIns);
|
---|
5823 | }
|
---|
5824 | }
|
---|
5825 |
|
---|
5826 |
|
---|
5827 | /**
|
---|
5828 | * @interface_method_impl{PDMDEVREG,pfnAttach}
|
---|
5829 | *
|
---|
5830 | * This is like plugging in the monitor after turning on the PC.
|
---|
5831 | */
|
---|
5832 | static DECLCALLBACK(int) vgaAttach(PPDMDEVINS pDevIns, unsigned iLUN, uint32_t fFlags)
|
---|
5833 | {
|
---|
5834 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
5835 |
|
---|
5836 | AssertMsgReturn(fFlags & PDM_TACH_FLAGS_NOT_HOT_PLUG,
|
---|
5837 | ("VGA device does not support hotplugging\n"),
|
---|
5838 | VERR_INVALID_PARAMETER);
|
---|
5839 |
|
---|
5840 | switch (iLUN)
|
---|
5841 | {
|
---|
5842 | /* LUN #0: Display port. */
|
---|
5843 | case 0:
|
---|
5844 | {
|
---|
5845 | int rc = PDMDevHlpDriverAttach(pDevIns, iLUN, &pThis->IBase, &pThis->pDrvBase, "Display Port");
|
---|
5846 | if (RT_SUCCESS(rc))
|
---|
5847 | {
|
---|
5848 | pThis->pDrv = PDMIBASE_QUERY_INTERFACE(pThis->pDrvBase, PDMIDISPLAYCONNECTOR);
|
---|
5849 | if (pThis->pDrv)
|
---|
5850 | {
|
---|
5851 | /* pThis->pDrv->pbData can be NULL when there is no framebuffer. */
|
---|
5852 | if ( pThis->pDrv->pfnRefresh
|
---|
5853 | && pThis->pDrv->pfnResize
|
---|
5854 | && pThis->pDrv->pfnUpdateRect)
|
---|
5855 | rc = VINF_SUCCESS;
|
---|
5856 | else
|
---|
5857 | {
|
---|
5858 | Assert(pThis->pDrv->pfnRefresh);
|
---|
5859 | Assert(pThis->pDrv->pfnResize);
|
---|
5860 | Assert(pThis->pDrv->pfnUpdateRect);
|
---|
5861 | pThis->pDrv = NULL;
|
---|
5862 | pThis->pDrvBase = NULL;
|
---|
5863 | rc = VERR_INTERNAL_ERROR;
|
---|
5864 | }
|
---|
5865 | #ifdef VBOX_WITH_VIDEOHWACCEL
|
---|
5866 | if(rc == VINF_SUCCESS)
|
---|
5867 | {
|
---|
5868 | rc = vbvaVHWAConstruct(pThis);
|
---|
5869 | if (rc != VERR_NOT_IMPLEMENTED)
|
---|
5870 | AssertRC(rc);
|
---|
5871 | }
|
---|
5872 | #endif
|
---|
5873 | }
|
---|
5874 | else
|
---|
5875 | {
|
---|
5876 | AssertMsgFailed(("LUN #0 doesn't have a display connector interface! rc=%Rrc\n", rc));
|
---|
5877 | pThis->pDrvBase = NULL;
|
---|
5878 | rc = VERR_PDM_MISSING_INTERFACE;
|
---|
5879 | }
|
---|
5880 | }
|
---|
5881 | else if (rc == VERR_PDM_NO_ATTACHED_DRIVER)
|
---|
5882 | {
|
---|
5883 | Log(("%s/%d: warning: no driver attached to LUN #0!\n", pDevIns->pReg->szName, pDevIns->iInstance));
|
---|
5884 | rc = VINF_SUCCESS;
|
---|
5885 | }
|
---|
5886 | else
|
---|
5887 | AssertLogRelMsgFailed(("Failed to attach LUN #0! rc=%Rrc\n", rc));
|
---|
5888 | return rc;
|
---|
5889 | }
|
---|
5890 |
|
---|
5891 | default:
|
---|
5892 | AssertMsgFailed(("Invalid LUN #%d\n", iLUN));
|
---|
5893 | return VERR_PDM_NO_SUCH_LUN;
|
---|
5894 | }
|
---|
5895 | }
|
---|
5896 |
|
---|
5897 |
|
---|
5898 | /**
|
---|
5899 | * @interface_method_impl{PDMDEVREG,pfnDetach}
|
---|
5900 | *
|
---|
5901 | * This is like unplugging the monitor while the PC is still running.
|
---|
5902 | */
|
---|
5903 | static DECLCALLBACK(void) vgaDetach(PPDMDEVINS pDevIns, unsigned iLUN, uint32_t fFlags)
|
---|
5904 | {
|
---|
5905 | RT_NOREF1(fFlags);
|
---|
5906 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
5907 | AssertMsg(fFlags & PDM_TACH_FLAGS_NOT_HOT_PLUG, ("VGA device does not support hotplugging\n"));
|
---|
5908 |
|
---|
5909 | /*
|
---|
5910 | * Reset the interfaces and update the controller state.
|
---|
5911 | */
|
---|
5912 | switch (iLUN)
|
---|
5913 | {
|
---|
5914 | /* LUN #0: Display port. */
|
---|
5915 | case 0:
|
---|
5916 | pThis->pDrv = NULL;
|
---|
5917 | pThis->pDrvBase = NULL;
|
---|
5918 | break;
|
---|
5919 |
|
---|
5920 | default:
|
---|
5921 | AssertMsgFailed(("Invalid LUN #%d\n", iLUN));
|
---|
5922 | break;
|
---|
5923 | }
|
---|
5924 | }
|
---|
5925 |
|
---|
5926 |
|
---|
5927 | /**
|
---|
5928 | * @interface_method_impl{PDMDEVREG,pfnDestruct}
|
---|
5929 | */
|
---|
5930 | static DECLCALLBACK(int) vgaR3Destruct(PPDMDEVINS pDevIns)
|
---|
5931 | {
|
---|
5932 | PDMDEV_CHECK_VERSIONS_RETURN_QUIET(pDevIns);
|
---|
5933 |
|
---|
5934 | #ifdef VBE_NEW_DYN_LIST
|
---|
5935 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
5936 | LogFlow(("vgaR3Destruct:\n"));
|
---|
5937 |
|
---|
5938 | # ifdef VBOX_WITH_VDMA
|
---|
5939 | if (pThis->pVdma)
|
---|
5940 | vboxVDMADestruct(pThis->pVdma);
|
---|
5941 | # endif
|
---|
5942 |
|
---|
5943 | #ifdef VBOX_WITH_VMSVGA
|
---|
5944 | if (pThis->fVMSVGAEnabled)
|
---|
5945 | vmsvgaDestruct(pDevIns);
|
---|
5946 | #endif
|
---|
5947 |
|
---|
5948 | /*
|
---|
5949 | * Free MM heap pointers.
|
---|
5950 | */
|
---|
5951 | if (pThis->pbVBEExtraData)
|
---|
5952 | {
|
---|
5953 | MMR3HeapFree(pThis->pbVBEExtraData);
|
---|
5954 | pThis->pbVBEExtraData = NULL;
|
---|
5955 | }
|
---|
5956 | #endif /* VBE_NEW_DYN_LIST */
|
---|
5957 | if (pThis->pbVgaBios)
|
---|
5958 | {
|
---|
5959 | MMR3HeapFree(pThis->pbVgaBios);
|
---|
5960 | pThis->pbVgaBios = NULL;
|
---|
5961 | }
|
---|
5962 |
|
---|
5963 | if (pThis->pszVgaBiosFile)
|
---|
5964 | {
|
---|
5965 | MMR3HeapFree(pThis->pszVgaBiosFile);
|
---|
5966 | pThis->pszVgaBiosFile = NULL;
|
---|
5967 | }
|
---|
5968 |
|
---|
5969 | if (pThis->pszLogoFile)
|
---|
5970 | {
|
---|
5971 | MMR3HeapFree(pThis->pszLogoFile);
|
---|
5972 | pThis->pszLogoFile = NULL;
|
---|
5973 | }
|
---|
5974 |
|
---|
5975 | PDMR3CritSectDelete(&pThis->CritSectIRQ);
|
---|
5976 | PDMR3CritSectDelete(&pThis->CritSect);
|
---|
5977 | return VINF_SUCCESS;
|
---|
5978 | }
|
---|
5979 |
|
---|
5980 |
|
---|
5981 | /**
|
---|
5982 | * Adjust VBE mode information
|
---|
5983 | *
|
---|
5984 | * Depending on the configured VRAM size, certain parts of VBE mode
|
---|
5985 | * information must be updated.
|
---|
5986 | *
|
---|
5987 | * @param pThis The device instance data.
|
---|
5988 | * @param pMode The mode information structure.
|
---|
5989 | */
|
---|
5990 | static void vgaAdjustModeInfo(PVGASTATE pThis, ModeInfoListItem *pMode)
|
---|
5991 | {
|
---|
5992 | int maxPage;
|
---|
5993 | int bpl;
|
---|
5994 |
|
---|
5995 |
|
---|
5996 | /* For 4bpp modes, the planes are "stacked" on top of each other. */
|
---|
5997 | bpl = pMode->info.BytesPerScanLine * pMode->info.NumberOfPlanes;
|
---|
5998 | /* The "number of image pages" is really the max page index... */
|
---|
5999 | maxPage = pThis->vram_size / (pMode->info.YResolution * bpl) - 1;
|
---|
6000 | Assert(maxPage >= 0);
|
---|
6001 | if (maxPage > 255)
|
---|
6002 | maxPage = 255; /* 8-bit value. */
|
---|
6003 | pMode->info.NumberOfImagePages = maxPage;
|
---|
6004 | pMode->info.LinNumberOfPages = maxPage;
|
---|
6005 | }
|
---|
6006 |
|
---|
6007 |
|
---|
6008 | /**
|
---|
6009 | * @interface_method_impl{PDMDEVREG,pfnConstruct}
|
---|
6010 | */
|
---|
6011 | static DECLCALLBACK(int) vgaR3Construct(PPDMDEVINS pDevIns, int iInstance, PCFGMNODE pCfg)
|
---|
6012 | {
|
---|
6013 |
|
---|
6014 | static bool s_fExpandDone = false;
|
---|
6015 | int rc;
|
---|
6016 | unsigned i;
|
---|
6017 | #ifdef VBE_NEW_DYN_LIST
|
---|
6018 | uint32_t cCustomModes;
|
---|
6019 | uint32_t cyReduction;
|
---|
6020 | uint32_t cbPitch;
|
---|
6021 | PVBEHEADER pVBEDataHdr;
|
---|
6022 | ModeInfoListItem *pCurMode;
|
---|
6023 | unsigned cb;
|
---|
6024 | #endif
|
---|
6025 | PDMDEV_CHECK_VERSIONS_RETURN(pDevIns);
|
---|
6026 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
6027 | PVM pVM = PDMDevHlpGetVM(pDevIns);
|
---|
6028 |
|
---|
6029 | Assert(iInstance == 0);
|
---|
6030 | Assert(pVM);
|
---|
6031 |
|
---|
6032 | /*
|
---|
6033 | * Init static data.
|
---|
6034 | */
|
---|
6035 | if (!s_fExpandDone)
|
---|
6036 | {
|
---|
6037 | s_fExpandDone = true;
|
---|
6038 | vga_init_expand();
|
---|
6039 | }
|
---|
6040 |
|
---|
6041 | /*
|
---|
6042 | * Validate configuration.
|
---|
6043 | */
|
---|
6044 | if (!CFGMR3AreValuesValid(pCfg, "VRamSize\0"
|
---|
6045 | "MonitorCount\0"
|
---|
6046 | "GCEnabled\0"
|
---|
6047 | "R0Enabled\0"
|
---|
6048 | "FadeIn\0"
|
---|
6049 | "FadeOut\0"
|
---|
6050 | "LogoTime\0"
|
---|
6051 | "LogoFile\0"
|
---|
6052 | "ShowBootMenu\0"
|
---|
6053 | "BiosRom\0"
|
---|
6054 | "RealRetrace\0"
|
---|
6055 | "CustomVideoModes\0"
|
---|
6056 | "HeightReduction\0"
|
---|
6057 | "CustomVideoMode1\0"
|
---|
6058 | "CustomVideoMode2\0"
|
---|
6059 | "CustomVideoMode3\0"
|
---|
6060 | "CustomVideoMode4\0"
|
---|
6061 | "CustomVideoMode5\0"
|
---|
6062 | "CustomVideoMode6\0"
|
---|
6063 | "CustomVideoMode7\0"
|
---|
6064 | "CustomVideoMode8\0"
|
---|
6065 | "CustomVideoMode9\0"
|
---|
6066 | "CustomVideoMode10\0"
|
---|
6067 | "CustomVideoMode11\0"
|
---|
6068 | "CustomVideoMode12\0"
|
---|
6069 | "CustomVideoMode13\0"
|
---|
6070 | "CustomVideoMode14\0"
|
---|
6071 | "CustomVideoMode15\0"
|
---|
6072 | "CustomVideoMode16\0"
|
---|
6073 | "MaxBiosXRes\0"
|
---|
6074 | "MaxBiosYRes\0"
|
---|
6075 | #ifdef VBOX_WITH_VMSVGA
|
---|
6076 | "VMSVGAEnabled\0"
|
---|
6077 | #endif
|
---|
6078 | #ifdef VBOX_WITH_VMSVGA3D
|
---|
6079 | "VMSVGA3dEnabled\0"
|
---|
6080 | "HostWindowId\0"
|
---|
6081 | #endif
|
---|
6082 | ))
|
---|
6083 | return PDMDEV_SET_ERROR(pDevIns, VERR_PDM_DEVINS_UNKNOWN_CFG_VALUES,
|
---|
6084 | N_("Invalid configuration for vga device"));
|
---|
6085 |
|
---|
6086 | /*
|
---|
6087 | * Init state data.
|
---|
6088 | */
|
---|
6089 | rc = CFGMR3QueryU32Def(pCfg, "VRamSize", &pThis->vram_size, VGA_VRAM_DEFAULT);
|
---|
6090 | AssertLogRelRCReturn(rc, rc);
|
---|
6091 | if (pThis->vram_size > VGA_VRAM_MAX)
|
---|
6092 | return PDMDevHlpVMSetError(pDevIns, VERR_INVALID_PARAMETER, RT_SRC_POS,
|
---|
6093 | "VRamSize is too large, %#x, max %#x", pThis->vram_size, VGA_VRAM_MAX);
|
---|
6094 | if (pThis->vram_size < VGA_VRAM_MIN)
|
---|
6095 | return PDMDevHlpVMSetError(pDevIns, VERR_INVALID_PARAMETER, RT_SRC_POS,
|
---|
6096 | "VRamSize is too small, %#x, max %#x", pThis->vram_size, VGA_VRAM_MIN);
|
---|
6097 | if (pThis->vram_size & (_256K - 1)) /* Make sure there are no partial banks even in planar modes. */
|
---|
6098 | return PDMDevHlpVMSetError(pDevIns, VERR_INVALID_PARAMETER, RT_SRC_POS,
|
---|
6099 | "VRamSize is not a multiple of 256K (%#x)", pThis->vram_size);
|
---|
6100 |
|
---|
6101 | rc = CFGMR3QueryU32Def(pCfg, "MonitorCount", &pThis->cMonitors, 1);
|
---|
6102 | AssertLogRelRCReturn(rc, rc);
|
---|
6103 |
|
---|
6104 | rc = CFGMR3QueryBoolDef(pCfg, "GCEnabled", &pThis->fGCEnabled, true);
|
---|
6105 | AssertLogRelRCReturn(rc, rc);
|
---|
6106 |
|
---|
6107 | rc = CFGMR3QueryBoolDef(pCfg, "R0Enabled", &pThis->fR0Enabled, true);
|
---|
6108 | AssertLogRelRCReturn(rc, rc);
|
---|
6109 | Log(("VGA: VRamSize=%#x fGCenabled=%RTbool fR0Enabled=%RTbool\n", pThis->vram_size, pThis->fGCEnabled, pThis->fR0Enabled));
|
---|
6110 |
|
---|
6111 | #ifdef VBOX_WITH_VMSVGA
|
---|
6112 | rc = CFGMR3QueryBoolDef(pCfg, "VMSVGAEnabled", &pThis->fVMSVGAEnabled, false);
|
---|
6113 | AssertLogRelRCReturn(rc, rc);
|
---|
6114 | Log(("VMSVGA: VMSVGAEnabled = %d\n", pThis->fVMSVGAEnabled));
|
---|
6115 | #endif
|
---|
6116 | #ifdef VBOX_WITH_VMSVGA3D
|
---|
6117 | rc = CFGMR3QueryBoolDef(pCfg, "VMSVGA3dEnabled", &pThis->svga.f3DEnabled, false);
|
---|
6118 | AssertLogRelRCReturn(rc, rc);
|
---|
6119 | rc = CFGMR3QueryU64Def(pCfg, "HostWindowId", &pThis->svga.u64HostWindowId, 0);
|
---|
6120 | AssertLogRelRCReturn(rc, rc);
|
---|
6121 | Log(("VMSVGA: VMSVGA3dEnabled = %d\n", pThis->svga.f3DEnabled));
|
---|
6122 | Log(("VMSVGA: HostWindowId = 0x%x\n", pThis->svga.u64HostWindowId));
|
---|
6123 | #endif
|
---|
6124 |
|
---|
6125 | pThis->pDevInsR3 = pDevIns;
|
---|
6126 | pThis->pDevInsR0 = PDMDEVINS_2_R0PTR(pDevIns);
|
---|
6127 | pThis->pDevInsRC = PDMDEVINS_2_RCPTR(pDevIns);
|
---|
6128 |
|
---|
6129 | vgaR3Reset(pDevIns);
|
---|
6130 |
|
---|
6131 | /* The PCI devices configuration. */
|
---|
6132 | #ifdef VBOX_WITH_VMSVGA
|
---|
6133 | if (pThis->fVMSVGAEnabled)
|
---|
6134 | {
|
---|
6135 | /* Extend our VGA device with VMWare SVGA functionality. */
|
---|
6136 | PCIDevSetVendorId(&pThis->Dev, PCI_VENDOR_ID_VMWARE);
|
---|
6137 | PCIDevSetDeviceId(&pThis->Dev, PCI_DEVICE_ID_VMWARE_SVGA2);
|
---|
6138 | PCIDevSetSubSystemVendorId(&pThis->Dev, PCI_VENDOR_ID_VMWARE);
|
---|
6139 | PCIDevSetSubSystemId(&pThis->Dev, PCI_DEVICE_ID_VMWARE_SVGA2);
|
---|
6140 | }
|
---|
6141 | else
|
---|
6142 | {
|
---|
6143 | #endif /* VBOX_WITH_VMSVGA */
|
---|
6144 | PCIDevSetVendorId( &pThis->Dev, 0x80ee); /* PCI vendor, just a free bogus value */
|
---|
6145 | PCIDevSetDeviceId( &pThis->Dev, 0xbeef);
|
---|
6146 | #ifdef VBOX_WITH_VMSVGA
|
---|
6147 | }
|
---|
6148 | #endif
|
---|
6149 | PCIDevSetClassSub( &pThis->Dev, 0x00); /* VGA controller */
|
---|
6150 | PCIDevSetClassBase( &pThis->Dev, 0x03);
|
---|
6151 | PCIDevSetHeaderType(&pThis->Dev, 0x00);
|
---|
6152 | #if defined(VBOX_WITH_HGSMI) && (defined(VBOX_WITH_VIDEOHWACCEL) || defined(VBOX_WITH_VDMA) || defined(VBOX_WITH_WDDM))
|
---|
6153 | PCIDevSetInterruptPin(&pThis->Dev, 1);
|
---|
6154 | #endif
|
---|
6155 |
|
---|
6156 | /* the interfaces. */
|
---|
6157 | pThis->IBase.pfnQueryInterface = vgaPortQueryInterface;
|
---|
6158 |
|
---|
6159 | pThis->IPort.pfnUpdateDisplay = vgaPortUpdateDisplay;
|
---|
6160 | pThis->IPort.pfnUpdateDisplayAll = vgaPortUpdateDisplayAll;
|
---|
6161 | pThis->IPort.pfnQueryVideoMode = vgaPortQueryVideoMode;
|
---|
6162 | pThis->IPort.pfnSetRefreshRate = vgaPortSetRefreshRate;
|
---|
6163 | pThis->IPort.pfnTakeScreenshot = vgaPortTakeScreenshot;
|
---|
6164 | pThis->IPort.pfnFreeScreenshot = vgaPortFreeScreenshot;
|
---|
6165 | pThis->IPort.pfnDisplayBlt = vgaPortDisplayBlt;
|
---|
6166 | pThis->IPort.pfnUpdateDisplayRect = vgaPortUpdateDisplayRect;
|
---|
6167 | pThis->IPort.pfnCopyRect = vgaPortCopyRect;
|
---|
6168 | pThis->IPort.pfnSetRenderVRAM = vgaPortSetRenderVRAM;
|
---|
6169 | #ifdef VBOX_WITH_VMSVGA
|
---|
6170 | pThis->IPort.pfnSetViewport = vmsvgaPortSetViewport;
|
---|
6171 | #else
|
---|
6172 | pThis->IPort.pfnSetViewport = NULL;
|
---|
6173 | #endif
|
---|
6174 | pThis->IPort.pfnSendModeHint = vbvaPortSendModeHint;
|
---|
6175 | pThis->IPort.pfnReportHostCursorCapabilities
|
---|
6176 | = vbvaPortReportHostCursorCapabilities;
|
---|
6177 | pThis->IPort.pfnReportHostCursorPosition
|
---|
6178 | = vbvaPortReportHostCursorPosition;
|
---|
6179 |
|
---|
6180 | #if defined(VBOX_WITH_HGSMI)
|
---|
6181 | # if defined(VBOX_WITH_VIDEOHWACCEL)
|
---|
6182 | pThis->IVBVACallbacks.pfnVHWACommandCompleteAsync = vbvaVHWACommandCompleteAsync;
|
---|
6183 | # endif
|
---|
6184 | #if defined(VBOX_WITH_CRHGSMI)
|
---|
6185 | pThis->IVBVACallbacks.pfnCrHgsmiCommandCompleteAsync = vboxVDMACrHgsmiCommandCompleteAsync;
|
---|
6186 | pThis->IVBVACallbacks.pfnCrHgsmiControlCompleteAsync = vboxVDMACrHgsmiControlCompleteAsync;
|
---|
6187 |
|
---|
6188 | pThis->IVBVACallbacks.pfnCrCtlSubmit = vboxCmdVBVACmdHostCtl;
|
---|
6189 | pThis->IVBVACallbacks.pfnCrCtlSubmitSync = vboxCmdVBVACmdHostCtlSync;
|
---|
6190 | # endif
|
---|
6191 | #endif
|
---|
6192 |
|
---|
6193 | pThis->ILeds.pfnQueryStatusLed = vgaPortQueryStatusLed;
|
---|
6194 |
|
---|
6195 | RT_ZERO(pThis->Led3D);
|
---|
6196 | pThis->Led3D.u32Magic = PDMLED_MAGIC;
|
---|
6197 |
|
---|
6198 | /*
|
---|
6199 | * We use our own critical section to avoid unncessary pointer indirections
|
---|
6200 | * in interface methods (as well as for historical reasons).
|
---|
6201 | */
|
---|
6202 | rc = PDMDevHlpCritSectInit(pDevIns, &pThis->CritSect, RT_SRC_POS, "VGA#%u", iInstance);
|
---|
6203 | AssertRCReturn(rc, rc);
|
---|
6204 | rc = PDMDevHlpSetDeviceCritSect(pDevIns, &pThis->CritSect);
|
---|
6205 | AssertRCReturn(rc, rc);
|
---|
6206 |
|
---|
6207 | rc = PDMDevHlpCritSectInit(pDevIns, &pThis->CritSectIRQ, RT_SRC_POS, "VGA#%u_IRQ", iInstance);
|
---|
6208 | AssertRCReturn(rc, rc);
|
---|
6209 |
|
---|
6210 | /*
|
---|
6211 | * Allocate the VRAM and map the first 512KB of it into GC so we can speed up VGA support.
|
---|
6212 | */
|
---|
6213 | #ifdef VBOX_WITH_VMSVGA
|
---|
6214 | int iPCIRegionVRAM = (pThis->fVMSVGAEnabled) ? 1 : 0;
|
---|
6215 |
|
---|
6216 | if (pThis->fVMSVGAEnabled)
|
---|
6217 | {
|
---|
6218 | /*
|
---|
6219 | * Allocate and initialize the FIFO MMIO2 memory.
|
---|
6220 | */
|
---|
6221 | rc = PDMDevHlpMMIO2Register(pDevIns, 2 /*iRegion*/, VMSVGA_FIFO_SIZE, 0 /*fFlags*/, (void **)&pThis->svga.pFIFOR3, "VMSVGA-FIFO");
|
---|
6222 | if (RT_FAILURE(rc))
|
---|
6223 | return PDMDevHlpVMSetError(pDevIns, rc, RT_SRC_POS,
|
---|
6224 | N_("Failed to allocate %u bytes of memory for the VMSVGA device"), VMSVGA_FIFO_SIZE);
|
---|
6225 | pThis->svga.pFIFOR0 = (RTR0PTR)pThis->svga.pFIFOR3;
|
---|
6226 | pThis->svga.cbFIFO = VMSVGA_FIFO_SIZE;
|
---|
6227 | }
|
---|
6228 | #else
|
---|
6229 | int iPCIRegionVRAM = 0;
|
---|
6230 | #endif
|
---|
6231 | rc = PDMDevHlpMMIO2Register(pDevIns, iPCIRegionVRAM, pThis->vram_size, 0, (void **)&pThis->vram_ptrR3, "VRam");
|
---|
6232 | AssertLogRelMsgRCReturn(rc, ("PDMDevHlpMMIO2Register(%#x,) -> %Rrc\n", pThis->vram_size, rc), rc);
|
---|
6233 | pThis->vram_ptrR0 = (RTR0PTR)pThis->vram_ptrR3; /** @todo @bugref{1865} Map parts into R0 or just use PGM access (Mac only). */
|
---|
6234 |
|
---|
6235 | if (pThis->fGCEnabled)
|
---|
6236 | {
|
---|
6237 | RTRCPTR pRCMapping = 0;
|
---|
6238 | rc = PDMDevHlpMMHyperMapMMIO2(pDevIns, iPCIRegionVRAM, 0 /* off */, VGA_MAPPING_SIZE, "VGA VRam", &pRCMapping);
|
---|
6239 | AssertLogRelMsgRCReturn(rc, ("PDMDevHlpMMHyperMapMMIO2(%#x,) -> %Rrc\n", VGA_MAPPING_SIZE, rc), rc);
|
---|
6240 | pThis->vram_ptrRC = pRCMapping;
|
---|
6241 | # ifdef VBOX_WITH_VMSVGA
|
---|
6242 | /* Don't need a mapping in RC */
|
---|
6243 | # endif
|
---|
6244 | }
|
---|
6245 |
|
---|
6246 | #if defined(VBOX_WITH_2X_4GB_ADDR_SPACE)
|
---|
6247 | if (pThis->fR0Enabled)
|
---|
6248 | {
|
---|
6249 | RTR0PTR pR0Mapping = 0;
|
---|
6250 | rc = PDMDevHlpMMIO2MapKernel(pDevIns, iPCIRegionVRAM, 0 /* off */, VGA_MAPPING_SIZE, "VGA VRam", &pR0Mapping);
|
---|
6251 | AssertLogRelMsgRCReturn(rc, ("PDMDevHlpMapMMIO2IntoR0(%#x,) -> %Rrc\n", VGA_MAPPING_SIZE, rc), rc);
|
---|
6252 | pThis->vram_ptrR0 = pR0Mapping;
|
---|
6253 | # ifdef VBOX_WITH_VMSVGA
|
---|
6254 | if (pThis->fVMSVGAEnabled)
|
---|
6255 | {
|
---|
6256 | RTR0PTR pR0Mapping = 0;
|
---|
6257 | rc = PDMDevHlpMMIO2MapKernel(pDevIns, 2 /* iRegion */, 0 /* off */, VMSVGA_FIFO_SIZE, "VMSVGA-FIFO", &pR0Mapping);
|
---|
6258 | AssertLogRelMsgRCReturn(rc, ("PDMDevHlpMapMMIO2IntoR0(%#x,) -> %Rrc\n", VMSVGA_FIFO_SIZE, rc), rc);
|
---|
6259 | pThis->svga.pFIFOR0 = pR0Mapping;
|
---|
6260 | }
|
---|
6261 | # endif
|
---|
6262 | }
|
---|
6263 | #endif
|
---|
6264 |
|
---|
6265 | /*
|
---|
6266 | * Register access handler types.
|
---|
6267 | */
|
---|
6268 | rc = PGMR3HandlerPhysicalTypeRegister(pVM, PGMPHYSHANDLERKIND_WRITE,
|
---|
6269 | vgaLFBAccessHandler,
|
---|
6270 | g_DeviceVga.szR0Mod, "vgaLFBAccessHandler", "vgaLbfAccessPfHandler",
|
---|
6271 | g_DeviceVga.szRCMod, "vgaLFBAccessHandler", "vgaLbfAccessPfHandler",
|
---|
6272 | "VGA LFB", &pThis->hLfbAccessHandlerType);
|
---|
6273 | AssertRCReturn(rc, rc);
|
---|
6274 |
|
---|
6275 |
|
---|
6276 | /*
|
---|
6277 | * Register I/O ports.
|
---|
6278 | */
|
---|
6279 | rc = PDMDevHlpIOPortRegister(pDevIns, 0x3c0, 16, NULL, vgaIOPortWrite, vgaIOPortRead, NULL, NULL, "VGA - 3c0");
|
---|
6280 | if (RT_FAILURE(rc))
|
---|
6281 | return rc;
|
---|
6282 | rc = PDMDevHlpIOPortRegister(pDevIns, 0x3b4, 2, NULL, vgaIOPortWrite, vgaIOPortRead, NULL, NULL, "VGA - 3b4");
|
---|
6283 | if (RT_FAILURE(rc))
|
---|
6284 | return rc;
|
---|
6285 | rc = PDMDevHlpIOPortRegister(pDevIns, 0x3ba, 1, NULL, vgaIOPortWrite, vgaIOPortRead, NULL, NULL, "VGA - 3ba");
|
---|
6286 | if (RT_FAILURE(rc))
|
---|
6287 | return rc;
|
---|
6288 | rc = PDMDevHlpIOPortRegister(pDevIns, 0x3d4, 2, NULL, vgaIOPortWrite, vgaIOPortRead, NULL, NULL, "VGA - 3d4");
|
---|
6289 | if (RT_FAILURE(rc))
|
---|
6290 | return rc;
|
---|
6291 | rc = PDMDevHlpIOPortRegister(pDevIns, 0x3da, 1, NULL, vgaIOPortWrite, vgaIOPortRead, NULL, NULL, "VGA - 3da");
|
---|
6292 | if (RT_FAILURE(rc))
|
---|
6293 | return rc;
|
---|
6294 | #ifdef VBOX_WITH_HGSMI
|
---|
6295 | /* Use reserved VGA IO ports for HGSMI. */
|
---|
6296 | rc = PDMDevHlpIOPortRegister(pDevIns, VGA_PORT_HGSMI_HOST, 4, NULL, vgaR3IOPortHGSMIWrite, vgaR3IOPortHGSMIRead, NULL, NULL, "VGA - 3b0 (HGSMI host)");
|
---|
6297 | if (RT_FAILURE(rc))
|
---|
6298 | return rc;
|
---|
6299 | rc = PDMDevHlpIOPortRegister(pDevIns, VGA_PORT_HGSMI_GUEST, 4, NULL, vgaR3IOPortHGSMIWrite, vgaR3IOPortHGSMIRead, NULL, NULL, "VGA - 3d0 (HGSMI guest)");
|
---|
6300 | if (RT_FAILURE(rc))
|
---|
6301 | return rc;
|
---|
6302 | #endif /* VBOX_WITH_HGSMI */
|
---|
6303 |
|
---|
6304 | #ifdef CONFIG_BOCHS_VBE
|
---|
6305 | rc = PDMDevHlpIOPortRegister(pDevIns, 0x1ce, 1, NULL, vgaIOPortWriteVBEIndex, vgaIOPortReadVBEIndex, NULL, NULL, "VGA/VBE - Index");
|
---|
6306 | if (RT_FAILURE(rc))
|
---|
6307 | return rc;
|
---|
6308 | rc = PDMDevHlpIOPortRegister(pDevIns, 0x1cf, 1, NULL, vgaIOPortWriteVBEData, vgaIOPortReadVBEData, NULL, NULL, "VGA/VBE - Data");
|
---|
6309 | if (RT_FAILURE(rc))
|
---|
6310 | return rc;
|
---|
6311 | #endif /* CONFIG_BOCHS_VBE */
|
---|
6312 |
|
---|
6313 | /* guest context extension */
|
---|
6314 | if (pThis->fGCEnabled)
|
---|
6315 | {
|
---|
6316 | rc = PDMDevHlpIOPortRegisterRC(pDevIns, 0x3c0, 16, 0, "vgaIOPortWrite", "vgaIOPortRead", NULL, NULL, "VGA - 3c0 (GC)");
|
---|
6317 | if (RT_FAILURE(rc))
|
---|
6318 | return rc;
|
---|
6319 | rc = PDMDevHlpIOPortRegisterRC(pDevIns, 0x3b4, 2, 0, "vgaIOPortWrite", "vgaIOPortRead", NULL, NULL, "VGA - 3b4 (GC)");
|
---|
6320 | if (RT_FAILURE(rc))
|
---|
6321 | return rc;
|
---|
6322 | rc = PDMDevHlpIOPortRegisterRC(pDevIns, 0x3ba, 1, 0, "vgaIOPortWrite", "vgaIOPortRead", NULL, NULL, "VGA - 3ba (GC)");
|
---|
6323 | if (RT_FAILURE(rc))
|
---|
6324 | return rc;
|
---|
6325 | rc = PDMDevHlpIOPortRegisterRC(pDevIns, 0x3d4, 2, 0, "vgaIOPortWrite", "vgaIOPortRead", NULL, NULL, "VGA - 3d4 (GC)");
|
---|
6326 | if (RT_FAILURE(rc))
|
---|
6327 | return rc;
|
---|
6328 | rc = PDMDevHlpIOPortRegisterRC(pDevIns, 0x3da, 1, 0, "vgaIOPortWrite", "vgaIOPortRead", NULL, NULL, "VGA - 3da (GC)");
|
---|
6329 | if (RT_FAILURE(rc))
|
---|
6330 | return rc;
|
---|
6331 | #ifdef CONFIG_BOCHS_VBE
|
---|
6332 | rc = PDMDevHlpIOPortRegisterRC(pDevIns, 0x1ce, 1, 0, "vgaIOPortWriteVBEIndex", "vgaIOPortReadVBEIndex", NULL, NULL, "VGA/VBE - Index (GC)");
|
---|
6333 | if (RT_FAILURE(rc))
|
---|
6334 | return rc;
|
---|
6335 | rc = PDMDevHlpIOPortRegisterRC(pDevIns, 0x1cf, 1, 0, "vgaIOPortWriteVBEData", "vgaIOPortReadVBEData", NULL, NULL, "VGA/VBE - Data (GC)");
|
---|
6336 | if (RT_FAILURE(rc))
|
---|
6337 | return rc;
|
---|
6338 | #endif /* CONFIG_BOCHS_VBE */
|
---|
6339 | }
|
---|
6340 |
|
---|
6341 | /* R0 context extension */
|
---|
6342 | if (pThis->fR0Enabled)
|
---|
6343 | {
|
---|
6344 | rc = PDMDevHlpIOPortRegisterR0(pDevIns, 0x3c0, 16, 0, "vgaIOPortWrite", "vgaIOPortRead", NULL, NULL, "VGA - 3c0 (GC)");
|
---|
6345 | if (RT_FAILURE(rc))
|
---|
6346 | return rc;
|
---|
6347 | rc = PDMDevHlpIOPortRegisterR0(pDevIns, 0x3b4, 2, 0, "vgaIOPortWrite", "vgaIOPortRead", NULL, NULL, "VGA - 3b4 (GC)");
|
---|
6348 | if (RT_FAILURE(rc))
|
---|
6349 | return rc;
|
---|
6350 | rc = PDMDevHlpIOPortRegisterR0(pDevIns, 0x3ba, 1, 0, "vgaIOPortWrite", "vgaIOPortRead", NULL, NULL, "VGA - 3ba (GC)");
|
---|
6351 | if (RT_FAILURE(rc))
|
---|
6352 | return rc;
|
---|
6353 | rc = PDMDevHlpIOPortRegisterR0(pDevIns, 0x3d4, 2, 0, "vgaIOPortWrite", "vgaIOPortRead", NULL, NULL, "VGA - 3d4 (GC)");
|
---|
6354 | if (RT_FAILURE(rc))
|
---|
6355 | return rc;
|
---|
6356 | rc = PDMDevHlpIOPortRegisterR0(pDevIns, 0x3da, 1, 0, "vgaIOPortWrite", "vgaIOPortRead", NULL, NULL, "VGA - 3da (GC)");
|
---|
6357 | if (RT_FAILURE(rc))
|
---|
6358 | return rc;
|
---|
6359 | #ifdef CONFIG_BOCHS_VBE
|
---|
6360 | rc = PDMDevHlpIOPortRegisterR0(pDevIns, 0x1ce, 1, 0, "vgaIOPortWriteVBEIndex", "vgaIOPortReadVBEIndex", NULL, NULL, "VGA/VBE - Index (GC)");
|
---|
6361 | if (RT_FAILURE(rc))
|
---|
6362 | return rc;
|
---|
6363 | rc = PDMDevHlpIOPortRegisterR0(pDevIns, 0x1cf, 1, 0, "vgaIOPortWriteVBEData", "vgaIOPortReadVBEData", NULL, NULL, "VGA/VBE - Data (GC)");
|
---|
6364 | if (RT_FAILURE(rc))
|
---|
6365 | return rc;
|
---|
6366 | #endif /* CONFIG_BOCHS_VBE */
|
---|
6367 | }
|
---|
6368 |
|
---|
6369 | /* vga mmio */
|
---|
6370 | rc = PDMDevHlpMMIORegisterEx(pDevIns, 0x000a0000, 0x00020000, NULL /*pvUser*/,
|
---|
6371 | IOMMMIO_FLAGS_READ_PASSTHRU | IOMMMIO_FLAGS_WRITE_PASSTHRU,
|
---|
6372 | vgaMMIOWrite, vgaMMIORead, vgaMMIOFill, "VGA - VGA Video Buffer");
|
---|
6373 | if (RT_FAILURE(rc))
|
---|
6374 | return rc;
|
---|
6375 | if (pThis->fGCEnabled)
|
---|
6376 | {
|
---|
6377 | rc = PDMDevHlpMMIORegisterRCEx(pDevIns, 0x000a0000, 0x00020000, NIL_RTRCPTR /*pvUser*/,
|
---|
6378 | "vgaMMIOWrite", "vgaMMIORead", "vgaMMIOFill");
|
---|
6379 | if (RT_FAILURE(rc))
|
---|
6380 | return rc;
|
---|
6381 | }
|
---|
6382 | if (pThis->fR0Enabled)
|
---|
6383 | {
|
---|
6384 | rc = PDMDevHlpMMIORegisterR0Ex(pDevIns, 0x000a0000, 0x00020000, NIL_RTR0PTR /*pvUser*/,
|
---|
6385 | "vgaMMIOWrite", "vgaMMIORead", "vgaMMIOFill");
|
---|
6386 | if (RT_FAILURE(rc))
|
---|
6387 | return rc;
|
---|
6388 | }
|
---|
6389 |
|
---|
6390 | /* vga bios */
|
---|
6391 | rc = PDMDevHlpIOPortRegister(pDevIns, VBE_PRINTF_PORT, 1, NULL, vgaIOPortWriteBIOS, vgaIOPortReadBIOS, NULL, NULL, "VGA BIOS debug/panic");
|
---|
6392 | if (RT_FAILURE(rc))
|
---|
6393 | return rc;
|
---|
6394 | if (pThis->fR0Enabled)
|
---|
6395 | {
|
---|
6396 | rc = PDMDevHlpIOPortRegisterR0(pDevIns, VBE_PRINTF_PORT, 1, 0, "vgaIOPortWriteBIOS", "vgaIOPortReadBIOS", NULL, NULL, "VGA BIOS debug/panic");
|
---|
6397 | if (RT_FAILURE(rc))
|
---|
6398 | return rc;
|
---|
6399 | }
|
---|
6400 |
|
---|
6401 | /*
|
---|
6402 | * Get the VGA BIOS ROM file name.
|
---|
6403 | */
|
---|
6404 | rc = CFGMR3QueryStringAlloc(pCfg, "BiosRom", &pThis->pszVgaBiosFile);
|
---|
6405 | if (rc == VERR_CFGM_VALUE_NOT_FOUND)
|
---|
6406 | {
|
---|
6407 | pThis->pszVgaBiosFile = NULL;
|
---|
6408 | rc = VINF_SUCCESS;
|
---|
6409 | }
|
---|
6410 | else if (RT_FAILURE(rc))
|
---|
6411 | return PDMDEV_SET_ERROR(pDevIns, rc,
|
---|
6412 | N_("Configuration error: Querying \"BiosRom\" as a string failed"));
|
---|
6413 | else if (!*pThis->pszVgaBiosFile)
|
---|
6414 | {
|
---|
6415 | MMR3HeapFree(pThis->pszVgaBiosFile);
|
---|
6416 | pThis->pszVgaBiosFile = NULL;
|
---|
6417 | }
|
---|
6418 |
|
---|
6419 | /*
|
---|
6420 | * Determine the VGA BIOS ROM size, open specified ROM file in the process.
|
---|
6421 | */
|
---|
6422 | RTFILE FileVgaBios = NIL_RTFILE;
|
---|
6423 | if (pThis->pszVgaBiosFile)
|
---|
6424 | {
|
---|
6425 | rc = RTFileOpen(&FileVgaBios, pThis->pszVgaBiosFile,
|
---|
6426 | RTFILE_O_READ | RTFILE_O_OPEN | RTFILE_O_DENY_WRITE);
|
---|
6427 | if (RT_SUCCESS(rc))
|
---|
6428 | {
|
---|
6429 | rc = RTFileGetSize(FileVgaBios, &pThis->cbVgaBios);
|
---|
6430 | if (RT_SUCCESS(rc))
|
---|
6431 | {
|
---|
6432 | if ( RT_ALIGN(pThis->cbVgaBios, _4K) != pThis->cbVgaBios
|
---|
6433 | || pThis->cbVgaBios > _64K
|
---|
6434 | || pThis->cbVgaBios < 16 * _1K)
|
---|
6435 | rc = VERR_TOO_MUCH_DATA;
|
---|
6436 | }
|
---|
6437 | }
|
---|
6438 | if (RT_FAILURE(rc))
|
---|
6439 | {
|
---|
6440 | /*
|
---|
6441 | * In case of failure simply fall back to the built-in VGA BIOS ROM.
|
---|
6442 | */
|
---|
6443 | Log(("vgaConstruct: Failed to open VGA BIOS ROM file '%s', rc=%Rrc!\n", pThis->pszVgaBiosFile, rc));
|
---|
6444 | RTFileClose(FileVgaBios);
|
---|
6445 | FileVgaBios = NIL_RTFILE;
|
---|
6446 | MMR3HeapFree(pThis->pszVgaBiosFile);
|
---|
6447 | pThis->pszVgaBiosFile = NULL;
|
---|
6448 | }
|
---|
6449 | }
|
---|
6450 |
|
---|
6451 | /*
|
---|
6452 | * Attempt to get the VGA BIOS ROM data from file.
|
---|
6453 | */
|
---|
6454 | if (pThis->pszVgaBiosFile)
|
---|
6455 | {
|
---|
6456 | /*
|
---|
6457 | * Allocate buffer for the VGA BIOS ROM data.
|
---|
6458 | */
|
---|
6459 | pThis->pbVgaBios = (uint8_t *)PDMDevHlpMMHeapAlloc(pDevIns, pThis->cbVgaBios);
|
---|
6460 | if (pThis->pbVgaBios)
|
---|
6461 | {
|
---|
6462 | rc = RTFileRead(FileVgaBios, pThis->pbVgaBios, pThis->cbVgaBios, NULL);
|
---|
6463 | if (RT_FAILURE(rc))
|
---|
6464 | {
|
---|
6465 | AssertMsgFailed(("RTFileRead(,,%d,NULL) -> %Rrc\n", pThis->cbVgaBios, rc));
|
---|
6466 | MMR3HeapFree(pThis->pbVgaBios);
|
---|
6467 | pThis->pbVgaBios = NULL;
|
---|
6468 | }
|
---|
6469 | rc = VINF_SUCCESS;
|
---|
6470 | }
|
---|
6471 | else
|
---|
6472 | rc = VERR_NO_MEMORY;
|
---|
6473 | }
|
---|
6474 | else
|
---|
6475 | pThis->pbVgaBios = NULL;
|
---|
6476 |
|
---|
6477 | /* cleanup */
|
---|
6478 | if (FileVgaBios != NIL_RTFILE)
|
---|
6479 | RTFileClose(FileVgaBios);
|
---|
6480 |
|
---|
6481 | /* If we were unable to get the data from file for whatever reason, fall
|
---|
6482 | back to the built-in ROM image. */
|
---|
6483 | const uint8_t *pbVgaBiosBinary;
|
---|
6484 | uint64_t cbVgaBiosBinary;
|
---|
6485 | uint32_t fFlags = 0;
|
---|
6486 | if (pThis->pbVgaBios == NULL)
|
---|
6487 | {
|
---|
6488 | CPUMMICROARCH enmMicroarch = pVM ? pVM->cpum.ro.GuestFeatures.enmMicroarch : kCpumMicroarch_Intel_P6;
|
---|
6489 | if ( enmMicroarch == kCpumMicroarch_Intel_8086
|
---|
6490 | || enmMicroarch == kCpumMicroarch_Intel_80186
|
---|
6491 | || enmMicroarch == kCpumMicroarch_NEC_V20
|
---|
6492 | || enmMicroarch == kCpumMicroarch_NEC_V30)
|
---|
6493 | {
|
---|
6494 | pbVgaBiosBinary = g_abVgaBiosBinary8086;
|
---|
6495 | cbVgaBiosBinary = g_cbVgaBiosBinary8086;
|
---|
6496 | LogRel(("VGA: Using the 8086 BIOS image!\n"));
|
---|
6497 | }
|
---|
6498 | else if (enmMicroarch == kCpumMicroarch_Intel_80286)
|
---|
6499 | {
|
---|
6500 | pbVgaBiosBinary = g_abVgaBiosBinary286;
|
---|
6501 | cbVgaBiosBinary = g_cbVgaBiosBinary286;
|
---|
6502 | LogRel(("VGA: Using the 286 BIOS image!\n"));
|
---|
6503 | }
|
---|
6504 | else
|
---|
6505 | {
|
---|
6506 | pbVgaBiosBinary = g_abVgaBiosBinary386;
|
---|
6507 | cbVgaBiosBinary = g_cbVgaBiosBinary386;
|
---|
6508 | LogRel(("VGA: Using the 386+ BIOS image.\n"));
|
---|
6509 | }
|
---|
6510 | fFlags = PGMPHYS_ROM_FLAGS_PERMANENT_BINARY;
|
---|
6511 | }
|
---|
6512 | else
|
---|
6513 | {
|
---|
6514 | pbVgaBiosBinary = pThis->pbVgaBios;
|
---|
6515 | cbVgaBiosBinary = pThis->cbVgaBios;
|
---|
6516 | }
|
---|
6517 |
|
---|
6518 | AssertReleaseMsg(cbVgaBiosBinary <= _64K && cbVgaBiosBinary >= 32*_1K, ("cbVgaBiosBinary=%#x\n", cbVgaBiosBinary));
|
---|
6519 | AssertReleaseMsg(RT_ALIGN_Z(cbVgaBiosBinary, PAGE_SIZE) == cbVgaBiosBinary, ("cbVgaBiosBinary=%#x\n", cbVgaBiosBinary));
|
---|
6520 | /* Note! Because of old saved states we'll always register at least 36KB of ROM. */
|
---|
6521 | rc = PDMDevHlpROMRegister(pDevIns, 0x000c0000, RT_MAX(cbVgaBiosBinary, 36*_1K), pbVgaBiosBinary, cbVgaBiosBinary,
|
---|
6522 | fFlags, "VGA BIOS");
|
---|
6523 | if (RT_FAILURE(rc))
|
---|
6524 | return rc;
|
---|
6525 |
|
---|
6526 | /*
|
---|
6527 | * Saved state.
|
---|
6528 | */
|
---|
6529 | rc = PDMDevHlpSSMRegisterEx(pDevIns, VGA_SAVEDSTATE_VERSION, sizeof(*pThis), NULL,
|
---|
6530 | NULL, vgaR3LiveExec, NULL,
|
---|
6531 | vgaR3SavePrep, vgaR3SaveExec, vgaR3SaveDone,
|
---|
6532 | NULL, vgaR3LoadExec, vgaR3LoadDone);
|
---|
6533 | if (RT_FAILURE(rc))
|
---|
6534 | return rc;
|
---|
6535 |
|
---|
6536 | /*
|
---|
6537 | * PCI device registration.
|
---|
6538 | */
|
---|
6539 | rc = PDMDevHlpPCIRegister(pDevIns, &pThis->Dev);
|
---|
6540 | if (RT_FAILURE(rc))
|
---|
6541 | return rc;
|
---|
6542 | /*AssertMsg(pThis->Dev.devfn == 16 || iInstance != 0, ("pThis->Dev.devfn=%d\n", pThis->Dev.devfn));*/
|
---|
6543 | if (pThis->Dev.devfn != 16 && iInstance == 0)
|
---|
6544 | Log(("!!WARNING!!: pThis->dev.devfn=%d (ignore if testcase or not started by Main)\n", pThis->Dev.devfn));
|
---|
6545 |
|
---|
6546 | #ifdef VBOX_WITH_VMSVGA
|
---|
6547 | if (pThis->fVMSVGAEnabled)
|
---|
6548 | {
|
---|
6549 | /* Register the io command ports. */
|
---|
6550 | rc = PDMDevHlpPCIIORegionRegister (pDevIns, 0 /* iRegion */, 0x10, PCI_ADDRESS_SPACE_IO, vmsvgaR3IORegionMap);
|
---|
6551 | if (RT_FAILURE (rc))
|
---|
6552 | return rc;
|
---|
6553 | /* VMware's MetalKit doesn't like PCI_ADDRESS_SPACE_MEM_PREFETCH */
|
---|
6554 | rc = PDMDevHlpPCIIORegionRegister(pDevIns, 1 /* iRegion */, pThis->vram_size, PCI_ADDRESS_SPACE_MEM /* PCI_ADDRESS_SPACE_MEM_PREFETCH */, vgaR3IORegionMap);
|
---|
6555 | if (RT_FAILURE(rc))
|
---|
6556 | return rc;
|
---|
6557 | rc = PDMDevHlpPCIIORegionRegister(pDevIns, 2 /* iRegion */, VMSVGA_FIFO_SIZE, PCI_ADDRESS_SPACE_MEM /* PCI_ADDRESS_SPACE_MEM_PREFETCH */, vmsvgaR3IORegionMap);
|
---|
6558 | if (RT_FAILURE(rc))
|
---|
6559 | return rc;
|
---|
6560 | }
|
---|
6561 | else
|
---|
6562 | #endif /* VBOX_WITH_VMSVGA */
|
---|
6563 | rc = PDMDevHlpPCIIORegionRegister(pDevIns, iPCIRegionVRAM, pThis->vram_size, PCI_ADDRESS_SPACE_MEM_PREFETCH, vgaR3IORegionMap);
|
---|
6564 | if (RT_FAILURE(rc))
|
---|
6565 | return rc;
|
---|
6566 |
|
---|
6567 | /*
|
---|
6568 | * Create the refresh timer.
|
---|
6569 | */
|
---|
6570 | rc = PDMDevHlpTMTimerCreate(pDevIns, TMCLOCK_REAL, vgaTimerRefresh,
|
---|
6571 | pThis, TMTIMER_FLAGS_NO_CRIT_SECT,
|
---|
6572 | "VGA Refresh Timer", &pThis->RefreshTimer);
|
---|
6573 | if (RT_FAILURE(rc))
|
---|
6574 | return rc;
|
---|
6575 |
|
---|
6576 | /*
|
---|
6577 | * Attach to the display.
|
---|
6578 | */
|
---|
6579 | rc = vgaAttach(pDevIns, 0 /* display LUN # */, PDM_TACH_FLAGS_NOT_HOT_PLUG);
|
---|
6580 | if (RT_FAILURE(rc))
|
---|
6581 | return rc;
|
---|
6582 |
|
---|
6583 | /*
|
---|
6584 | * Initialize the retrace flag.
|
---|
6585 | */
|
---|
6586 | rc = CFGMR3QueryBoolDef(pCfg, "RealRetrace", &pThis->fRealRetrace, false);
|
---|
6587 | AssertLogRelRCReturn(rc, rc);
|
---|
6588 |
|
---|
6589 | #ifdef VBE_NEW_DYN_LIST
|
---|
6590 |
|
---|
6591 | uint16_t maxBiosXRes;
|
---|
6592 | rc = CFGMR3QueryU16Def(pCfg, "MaxBiosXRes", &maxBiosXRes, UINT16_MAX);
|
---|
6593 | AssertLogRelRCReturn(rc, rc);
|
---|
6594 | uint16_t maxBiosYRes;
|
---|
6595 | rc = CFGMR3QueryU16Def(pCfg, "MaxBiosYRes", &maxBiosYRes, UINT16_MAX);
|
---|
6596 | AssertLogRelRCReturn(rc, rc);
|
---|
6597 |
|
---|
6598 | /*
|
---|
6599 | * Compute buffer size for the VBE BIOS Extra Data.
|
---|
6600 | */
|
---|
6601 | cb = sizeof(mode_info_list) + sizeof(ModeInfoListItem);
|
---|
6602 |
|
---|
6603 | rc = CFGMR3QueryU32(pCfg, "HeightReduction", &cyReduction);
|
---|
6604 | if (RT_SUCCESS(rc) && cyReduction)
|
---|
6605 | cb *= 2; /* Default mode list will be twice long */
|
---|
6606 | else
|
---|
6607 | cyReduction = 0;
|
---|
6608 |
|
---|
6609 | rc = CFGMR3QueryU32(pCfg, "CustomVideoModes", &cCustomModes);
|
---|
6610 | if (RT_SUCCESS(rc) && cCustomModes)
|
---|
6611 | cb += sizeof(ModeInfoListItem) * cCustomModes;
|
---|
6612 | else
|
---|
6613 | cCustomModes = 0;
|
---|
6614 |
|
---|
6615 | /*
|
---|
6616 | * Allocate and initialize buffer for the VBE BIOS Extra Data.
|
---|
6617 | */
|
---|
6618 | AssertRelease(sizeof(VBEHEADER) + cb < 65536);
|
---|
6619 | pThis->cbVBEExtraData = (uint16_t)(sizeof(VBEHEADER) + cb);
|
---|
6620 | pThis->pbVBEExtraData = (uint8_t *)PDMDevHlpMMHeapAllocZ(pDevIns, pThis->cbVBEExtraData);
|
---|
6621 | if (!pThis->pbVBEExtraData)
|
---|
6622 | return VERR_NO_MEMORY;
|
---|
6623 |
|
---|
6624 | pVBEDataHdr = (PVBEHEADER)pThis->pbVBEExtraData;
|
---|
6625 | pVBEDataHdr->u16Signature = VBEHEADER_MAGIC;
|
---|
6626 | pVBEDataHdr->cbData = cb;
|
---|
6627 |
|
---|
6628 | # ifndef VRAM_SIZE_FIX
|
---|
6629 | pCurMode = memcpy(pVBEDataHdr + 1, &mode_info_list, sizeof(mode_info_list));
|
---|
6630 | pCurMode = (ModeInfoListItem *)((uintptr_t)pCurMode + sizeof(mode_info_list));
|
---|
6631 | # else /* VRAM_SIZE_FIX defined */
|
---|
6632 | pCurMode = (ModeInfoListItem *)(pVBEDataHdr + 1);
|
---|
6633 | for (i = 0; i < MODE_INFO_SIZE; i++)
|
---|
6634 | {
|
---|
6635 | uint32_t pixelWidth, reqSize;
|
---|
6636 | if (mode_info_list[i].info.MemoryModel == VBE_MEMORYMODEL_TEXT_MODE)
|
---|
6637 | pixelWidth = 2;
|
---|
6638 | else
|
---|
6639 | pixelWidth = (mode_info_list[i].info.BitsPerPixel +7) / 8;
|
---|
6640 | reqSize = mode_info_list[i].info.XResolution
|
---|
6641 | * mode_info_list[i].info.YResolution
|
---|
6642 | * pixelWidth;
|
---|
6643 | if (reqSize >= pThis->vram_size)
|
---|
6644 | continue;
|
---|
6645 | if ( mode_info_list[i].info.XResolution > maxBiosXRes
|
---|
6646 | || mode_info_list[i].info.YResolution > maxBiosYRes)
|
---|
6647 | continue;
|
---|
6648 | *pCurMode = mode_info_list[i];
|
---|
6649 | vgaAdjustModeInfo(pThis, pCurMode);
|
---|
6650 | pCurMode++;
|
---|
6651 | }
|
---|
6652 | # endif /* VRAM_SIZE_FIX defined */
|
---|
6653 |
|
---|
6654 | /*
|
---|
6655 | * Copy default modes with subtracted YResolution.
|
---|
6656 | */
|
---|
6657 | if (cyReduction)
|
---|
6658 | {
|
---|
6659 | ModeInfoListItem *pDefMode = mode_info_list;
|
---|
6660 | Log(("vgaR3Construct: cyReduction=%u\n", cyReduction));
|
---|
6661 | # ifndef VRAM_SIZE_FIX
|
---|
6662 | for (i = 0; i < MODE_INFO_SIZE; i++, pCurMode++, pDefMode++)
|
---|
6663 | {
|
---|
6664 | *pCurMode = *pDefMode;
|
---|
6665 | pCurMode->mode += 0x30;
|
---|
6666 | pCurMode->info.YResolution -= cyReduction;
|
---|
6667 | }
|
---|
6668 | # else /* VRAM_SIZE_FIX defined */
|
---|
6669 | for (i = 0; i < MODE_INFO_SIZE; i++, pDefMode++)
|
---|
6670 | {
|
---|
6671 | uint32_t pixelWidth, reqSize;
|
---|
6672 | if (pDefMode->info.MemoryModel == VBE_MEMORYMODEL_TEXT_MODE)
|
---|
6673 | pixelWidth = 2;
|
---|
6674 | else
|
---|
6675 | pixelWidth = (pDefMode->info.BitsPerPixel + 7) / 8;
|
---|
6676 | reqSize = pDefMode->info.XResolution * pDefMode->info.YResolution * pixelWidth;
|
---|
6677 | if (reqSize >= pThis->vram_size)
|
---|
6678 | continue;
|
---|
6679 | if ( pDefMode->info.XResolution > maxBiosXRes
|
---|
6680 | || pDefMode->info.YResolution - cyReduction > maxBiosYRes)
|
---|
6681 | continue;
|
---|
6682 | *pCurMode = *pDefMode;
|
---|
6683 | pCurMode->mode += 0x30;
|
---|
6684 | pCurMode->info.YResolution -= cyReduction;
|
---|
6685 | pCurMode++;
|
---|
6686 | }
|
---|
6687 | # endif /* VRAM_SIZE_FIX defined */
|
---|
6688 | }
|
---|
6689 |
|
---|
6690 |
|
---|
6691 | /*
|
---|
6692 | * Add custom modes.
|
---|
6693 | */
|
---|
6694 | if (cCustomModes)
|
---|
6695 | {
|
---|
6696 | uint16_t u16CurMode = 0x160;
|
---|
6697 | for (i = 1; i <= cCustomModes; i++)
|
---|
6698 | {
|
---|
6699 | char szExtraDataKey[sizeof("CustomVideoModeXX")];
|
---|
6700 | char *pszExtraData = NULL;
|
---|
6701 |
|
---|
6702 | /* query and decode the custom mode string. */
|
---|
6703 | RTStrPrintf(szExtraDataKey, sizeof(szExtraDataKey), "CustomVideoMode%d", i);
|
---|
6704 | rc = CFGMR3QueryStringAlloc(pCfg, szExtraDataKey, &pszExtraData);
|
---|
6705 | if (RT_SUCCESS(rc))
|
---|
6706 | {
|
---|
6707 | ModeInfoListItem *pDefMode = mode_info_list;
|
---|
6708 | unsigned int cx, cy, cBits, cParams, j;
|
---|
6709 | uint16_t u16DefMode;
|
---|
6710 |
|
---|
6711 | cParams = sscanf(pszExtraData, "%ux%ux%u", &cx, &cy, &cBits);
|
---|
6712 | if ( cParams != 3
|
---|
6713 | || (cBits != 8 && cBits != 16 && cBits != 24 && cBits != 32))
|
---|
6714 | {
|
---|
6715 | AssertMsgFailed(("Configuration error: Invalid mode data '%s' for '%s'! cBits=%d\n", pszExtraData, szExtraDataKey, cBits));
|
---|
6716 | return VERR_VGA_INVALID_CUSTOM_MODE;
|
---|
6717 | }
|
---|
6718 | cbPitch = calc_line_pitch(cBits, cx);
|
---|
6719 | # ifdef VRAM_SIZE_FIX
|
---|
6720 | if (cy * cbPitch >= pThis->vram_size)
|
---|
6721 | {
|
---|
6722 | AssertMsgFailed(("Configuration error: custom video mode %dx%dx%dbits is too large for the virtual video memory of %dMb. Please increase the video memory size.\n",
|
---|
6723 | cx, cy, cBits, pThis->vram_size / _1M));
|
---|
6724 | return VERR_VGA_INVALID_CUSTOM_MODE;
|
---|
6725 | }
|
---|
6726 | # endif /* VRAM_SIZE_FIX defined */
|
---|
6727 | MMR3HeapFree(pszExtraData);
|
---|
6728 |
|
---|
6729 | /* Use defaults from max@bpp mode. */
|
---|
6730 | switch (cBits)
|
---|
6731 | {
|
---|
6732 | case 8:
|
---|
6733 | u16DefMode = VBE_VESA_MODE_1024X768X8;
|
---|
6734 | break;
|
---|
6735 |
|
---|
6736 | case 16:
|
---|
6737 | u16DefMode = VBE_VESA_MODE_1024X768X565;
|
---|
6738 | break;
|
---|
6739 |
|
---|
6740 | case 24:
|
---|
6741 | u16DefMode = VBE_VESA_MODE_1024X768X888;
|
---|
6742 | break;
|
---|
6743 |
|
---|
6744 | case 32:
|
---|
6745 | u16DefMode = VBE_OWN_MODE_1024X768X8888;
|
---|
6746 | break;
|
---|
6747 |
|
---|
6748 | default: /* gcc, shut up! */
|
---|
6749 | AssertMsgFailed(("gone postal!\n"));
|
---|
6750 | continue;
|
---|
6751 | }
|
---|
6752 |
|
---|
6753 | /* mode_info_list is not terminated */
|
---|
6754 | for (j = 0; j < MODE_INFO_SIZE && pDefMode->mode != u16DefMode; j++)
|
---|
6755 | pDefMode++;
|
---|
6756 | Assert(j < MODE_INFO_SIZE);
|
---|
6757 |
|
---|
6758 | *pCurMode = *pDefMode;
|
---|
6759 | pCurMode->mode = u16CurMode++;
|
---|
6760 |
|
---|
6761 | /* adjust defaults */
|
---|
6762 | pCurMode->info.XResolution = cx;
|
---|
6763 | pCurMode->info.YResolution = cy;
|
---|
6764 | pCurMode->info.BytesPerScanLine = cbPitch;
|
---|
6765 | pCurMode->info.LinBytesPerScanLine = cbPitch;
|
---|
6766 | vgaAdjustModeInfo(pThis, pCurMode);
|
---|
6767 |
|
---|
6768 | /* commit it */
|
---|
6769 | pCurMode++;
|
---|
6770 | }
|
---|
6771 | else if (rc != VERR_CFGM_VALUE_NOT_FOUND)
|
---|
6772 | {
|
---|
6773 | AssertMsgFailed(("CFGMR3QueryStringAlloc(,'%s',) -> %Rrc\n", szExtraDataKey, rc));
|
---|
6774 | return rc;
|
---|
6775 | }
|
---|
6776 | } /* foreach custom mode key */
|
---|
6777 | }
|
---|
6778 |
|
---|
6779 | /*
|
---|
6780 | * Add the "End of list" mode.
|
---|
6781 | */
|
---|
6782 | memset(pCurMode, 0, sizeof(*pCurMode));
|
---|
6783 | pCurMode->mode = VBE_VESA_MODE_END_OF_LIST;
|
---|
6784 |
|
---|
6785 | /*
|
---|
6786 | * Register I/O Port for the VBE BIOS Extra Data.
|
---|
6787 | */
|
---|
6788 | rc = PDMDevHlpIOPortRegister(pDevIns, VBE_EXTRA_PORT, 1, NULL, vbeIOPortWriteVBEExtra, vbeIOPortReadVBEExtra, NULL, NULL, "VBE BIOS Extra Data");
|
---|
6789 | if (RT_FAILURE(rc))
|
---|
6790 | return rc;
|
---|
6791 | #endif /* VBE_NEW_DYN_LIST */
|
---|
6792 |
|
---|
6793 | /*
|
---|
6794 | * Register I/O Port for the BIOS Logo.
|
---|
6795 | */
|
---|
6796 | rc = PDMDevHlpIOPortRegister(pDevIns, LOGO_IO_PORT, 1, NULL, vbeIOPortWriteCMDLogo, vbeIOPortReadCMDLogo, NULL, NULL, "BIOS Logo");
|
---|
6797 | if (RT_FAILURE(rc))
|
---|
6798 | return rc;
|
---|
6799 |
|
---|
6800 | /*
|
---|
6801 | * Register debugger info callbacks.
|
---|
6802 | */
|
---|
6803 | PDMDevHlpDBGFInfoRegister(pDevIns, "vga", "Display basic VGA state.", vgaInfoState);
|
---|
6804 | PDMDevHlpDBGFInfoRegister(pDevIns, "vgatext", "Display VGA memory formatted as text.", vgaInfoText);
|
---|
6805 | PDMDevHlpDBGFInfoRegister(pDevIns, "vgacr", "Dump VGA CRTC registers.", vgaInfoCR);
|
---|
6806 | PDMDevHlpDBGFInfoRegister(pDevIns, "vgagr", "Dump VGA Graphics Controller registers.", vgaInfoGR);
|
---|
6807 | PDMDevHlpDBGFInfoRegister(pDevIns, "vgasr", "Dump VGA Sequencer registers.", vgaInfoSR);
|
---|
6808 | PDMDevHlpDBGFInfoRegister(pDevIns, "vgaar", "Dump VGA Attribute Controller registers.", vgaInfoAR);
|
---|
6809 | PDMDevHlpDBGFInfoRegister(pDevIns, "vgapl", "Dump planar graphics state.", vgaInfoPlanar);
|
---|
6810 | PDMDevHlpDBGFInfoRegister(pDevIns, "vgadac", "Dump VGA DAC registers.", vgaInfoDAC);
|
---|
6811 | PDMDevHlpDBGFInfoRegister(pDevIns, "vbe", "Dump VGA VBE registers.", vgaInfoVBE);
|
---|
6812 |
|
---|
6813 | /*
|
---|
6814 | * Construct the logo header.
|
---|
6815 | */
|
---|
6816 | LOGOHDR LogoHdr = { LOGO_HDR_MAGIC, 0, 0, 0, 0, 0, 0 };
|
---|
6817 |
|
---|
6818 | rc = CFGMR3QueryU8(pCfg, "FadeIn", &LogoHdr.fu8FadeIn);
|
---|
6819 | if (rc == VERR_CFGM_VALUE_NOT_FOUND)
|
---|
6820 | LogoHdr.fu8FadeIn = 1;
|
---|
6821 | else if (RT_FAILURE(rc))
|
---|
6822 | return PDMDEV_SET_ERROR(pDevIns, rc,
|
---|
6823 | N_("Configuration error: Querying \"FadeIn\" as integer failed"));
|
---|
6824 |
|
---|
6825 | rc = CFGMR3QueryU8(pCfg, "FadeOut", &LogoHdr.fu8FadeOut);
|
---|
6826 | if (rc == VERR_CFGM_VALUE_NOT_FOUND)
|
---|
6827 | LogoHdr.fu8FadeOut = 1;
|
---|
6828 | else if (RT_FAILURE(rc))
|
---|
6829 | return PDMDEV_SET_ERROR(pDevIns, rc,
|
---|
6830 | N_("Configuration error: Querying \"FadeOut\" as integer failed"));
|
---|
6831 |
|
---|
6832 | rc = CFGMR3QueryU16(pCfg, "LogoTime", &LogoHdr.u16LogoMillies);
|
---|
6833 | if (rc == VERR_CFGM_VALUE_NOT_FOUND)
|
---|
6834 | LogoHdr.u16LogoMillies = 0;
|
---|
6835 | else if (RT_FAILURE(rc))
|
---|
6836 | return PDMDEV_SET_ERROR(pDevIns, rc,
|
---|
6837 | N_("Configuration error: Querying \"LogoTime\" as integer failed"));
|
---|
6838 |
|
---|
6839 | rc = CFGMR3QueryU8(pCfg, "ShowBootMenu", &LogoHdr.fu8ShowBootMenu);
|
---|
6840 | if (rc == VERR_CFGM_VALUE_NOT_FOUND)
|
---|
6841 | LogoHdr.fu8ShowBootMenu = 0;
|
---|
6842 | else if (RT_FAILURE(rc))
|
---|
6843 | return PDMDEV_SET_ERROR(pDevIns, rc,
|
---|
6844 | N_("Configuration error: Querying \"ShowBootMenu\" as integer failed"));
|
---|
6845 |
|
---|
6846 | #if defined(DEBUG) && !defined(DEBUG_sunlover) && !defined(DEBUG_michael)
|
---|
6847 | /* Disable the logo abd menu if all default settings. */
|
---|
6848 | if ( LogoHdr.fu8FadeIn
|
---|
6849 | && LogoHdr.fu8FadeOut
|
---|
6850 | && LogoHdr.u16LogoMillies == 0
|
---|
6851 | && LogoHdr.fu8ShowBootMenu == 2)
|
---|
6852 | {
|
---|
6853 | LogoHdr.fu8FadeIn = LogoHdr.fu8FadeOut = 0;
|
---|
6854 | LogoHdr.u16LogoMillies = 500;
|
---|
6855 | }
|
---|
6856 | #endif
|
---|
6857 |
|
---|
6858 | /* Delay the logo a little bit */
|
---|
6859 | if (LogoHdr.fu8FadeIn && LogoHdr.fu8FadeOut && !LogoHdr.u16LogoMillies)
|
---|
6860 | LogoHdr.u16LogoMillies = RT_MAX(LogoHdr.u16LogoMillies, LOGO_DELAY_TIME);
|
---|
6861 |
|
---|
6862 | /*
|
---|
6863 | * Get the Logo file name.
|
---|
6864 | */
|
---|
6865 | rc = CFGMR3QueryStringAlloc(pCfg, "LogoFile", &pThis->pszLogoFile);
|
---|
6866 | if (rc == VERR_CFGM_VALUE_NOT_FOUND)
|
---|
6867 | pThis->pszLogoFile = NULL;
|
---|
6868 | else if (RT_FAILURE(rc))
|
---|
6869 | return PDMDEV_SET_ERROR(pDevIns, rc,
|
---|
6870 | N_("Configuration error: Querying \"LogoFile\" as a string failed"));
|
---|
6871 | else if (!*pThis->pszLogoFile)
|
---|
6872 | {
|
---|
6873 | MMR3HeapFree(pThis->pszLogoFile);
|
---|
6874 | pThis->pszLogoFile = NULL;
|
---|
6875 | }
|
---|
6876 |
|
---|
6877 | /*
|
---|
6878 | * Determine the logo size, open any specified logo file in the process.
|
---|
6879 | */
|
---|
6880 | LogoHdr.cbLogo = g_cbVgaDefBiosLogo;
|
---|
6881 | RTFILE FileLogo = NIL_RTFILE;
|
---|
6882 | if (pThis->pszLogoFile)
|
---|
6883 | {
|
---|
6884 | rc = RTFileOpen(&FileLogo, pThis->pszLogoFile,
|
---|
6885 | RTFILE_O_READ | RTFILE_O_OPEN | RTFILE_O_DENY_WRITE);
|
---|
6886 | if (RT_SUCCESS(rc))
|
---|
6887 | {
|
---|
6888 | uint64_t cbFile;
|
---|
6889 | rc = RTFileGetSize(FileLogo, &cbFile);
|
---|
6890 | if (RT_SUCCESS(rc))
|
---|
6891 | {
|
---|
6892 | if (cbFile > 0 && cbFile < 32*_1M)
|
---|
6893 | LogoHdr.cbLogo = (uint32_t)cbFile;
|
---|
6894 | else
|
---|
6895 | rc = VERR_TOO_MUCH_DATA;
|
---|
6896 | }
|
---|
6897 | }
|
---|
6898 | if (RT_FAILURE(rc))
|
---|
6899 | {
|
---|
6900 | /*
|
---|
6901 | * Ignore failure and fall back to the default logo.
|
---|
6902 | */
|
---|
6903 | LogRel(("vgaR3Construct: Failed to open logo file '%s', rc=%Rrc!\n", pThis->pszLogoFile, rc));
|
---|
6904 | if (FileLogo != NIL_RTFILE)
|
---|
6905 | RTFileClose(FileLogo);
|
---|
6906 | FileLogo = NIL_RTFILE;
|
---|
6907 | MMR3HeapFree(pThis->pszLogoFile);
|
---|
6908 | pThis->pszLogoFile = NULL;
|
---|
6909 | }
|
---|
6910 | }
|
---|
6911 |
|
---|
6912 | /*
|
---|
6913 | * Disable graphic splash screen if it doesn't fit into VRAM.
|
---|
6914 | */
|
---|
6915 | if (pThis->vram_size < LOGO_MAX_SIZE)
|
---|
6916 | LogoHdr.fu8FadeIn = LogoHdr.fu8FadeOut = LogoHdr.u16LogoMillies = 0;
|
---|
6917 |
|
---|
6918 | /*
|
---|
6919 | * Allocate buffer for the logo data.
|
---|
6920 | * RT_MAX() is applied to let us fall back to default logo on read failure.
|
---|
6921 | */
|
---|
6922 | pThis->cbLogo = sizeof(LogoHdr) + LogoHdr.cbLogo;
|
---|
6923 | pThis->pbLogo = (uint8_t *)PDMDevHlpMMHeapAlloc(pDevIns, RT_MAX(pThis->cbLogo, g_cbVgaDefBiosLogo + sizeof(LogoHdr)));
|
---|
6924 | if (pThis->pbLogo)
|
---|
6925 | {
|
---|
6926 | /*
|
---|
6927 | * Write the logo header.
|
---|
6928 | */
|
---|
6929 | PLOGOHDR pLogoHdr = (PLOGOHDR)pThis->pbLogo;
|
---|
6930 | *pLogoHdr = LogoHdr;
|
---|
6931 |
|
---|
6932 | /*
|
---|
6933 | * Write the logo bitmap.
|
---|
6934 | */
|
---|
6935 | if (pThis->pszLogoFile)
|
---|
6936 | {
|
---|
6937 | rc = RTFileRead(FileLogo, pLogoHdr + 1, LogoHdr.cbLogo, NULL);
|
---|
6938 | if (RT_SUCCESS(rc))
|
---|
6939 | rc = vbeParseBitmap(pThis);
|
---|
6940 | if (RT_FAILURE(rc))
|
---|
6941 | {
|
---|
6942 | LogRel(("Error %Rrc reading logo file '%s', using internal logo\n",
|
---|
6943 | rc, pThis->pszLogoFile));
|
---|
6944 | pLogoHdr->cbLogo = LogoHdr.cbLogo = g_cbVgaDefBiosLogo;
|
---|
6945 | }
|
---|
6946 | }
|
---|
6947 | if ( !pThis->pszLogoFile
|
---|
6948 | || RT_FAILURE(rc))
|
---|
6949 | {
|
---|
6950 | memcpy(pLogoHdr + 1, g_abVgaDefBiosLogo, LogoHdr.cbLogo);
|
---|
6951 | rc = vbeParseBitmap(pThis);
|
---|
6952 | if (RT_FAILURE(rc))
|
---|
6953 | AssertReleaseMsgFailed(("Parsing of internal bitmap failed! vbeParseBitmap() -> %Rrc\n", rc));
|
---|
6954 | }
|
---|
6955 |
|
---|
6956 | rc = VINF_SUCCESS;
|
---|
6957 | }
|
---|
6958 | else
|
---|
6959 | rc = VERR_NO_MEMORY;
|
---|
6960 |
|
---|
6961 | /*
|
---|
6962 | * Cleanup.
|
---|
6963 | */
|
---|
6964 | if (FileLogo != NIL_RTFILE)
|
---|
6965 | RTFileClose(FileLogo);
|
---|
6966 |
|
---|
6967 | #ifdef VBOX_WITH_HGSMI
|
---|
6968 | VBVAInit (pThis);
|
---|
6969 | #endif /* VBOX_WITH_HGSMI */
|
---|
6970 |
|
---|
6971 | #ifdef VBOX_WITH_VDMA
|
---|
6972 | if (rc == VINF_SUCCESS)
|
---|
6973 | {
|
---|
6974 | rc = vboxVDMAConstruct(pThis, 1024);
|
---|
6975 | AssertRC(rc);
|
---|
6976 | }
|
---|
6977 | #endif
|
---|
6978 |
|
---|
6979 | #ifdef VBOX_WITH_VMSVGA
|
---|
6980 | if ( rc == VINF_SUCCESS
|
---|
6981 | && pThis->fVMSVGAEnabled)
|
---|
6982 | {
|
---|
6983 | rc = vmsvgaInit(pDevIns);
|
---|
6984 | }
|
---|
6985 | #endif
|
---|
6986 |
|
---|
6987 | /*
|
---|
6988 | * Statistics.
|
---|
6989 | */
|
---|
6990 | STAM_REG(pVM, &pThis->StatRZMemoryRead, STAMTYPE_PROFILE, "/Devices/VGA/RZ/MMIO-Read", STAMUNIT_TICKS_PER_CALL, "Profiling of the VGAGCMemoryRead() body.");
|
---|
6991 | STAM_REG(pVM, &pThis->StatR3MemoryRead, STAMTYPE_PROFILE, "/Devices/VGA/R3/MMIO-Read", STAMUNIT_TICKS_PER_CALL, "Profiling of the VGAGCMemoryRead() body.");
|
---|
6992 | STAM_REG(pVM, &pThis->StatRZMemoryWrite, STAMTYPE_PROFILE, "/Devices/VGA/RZ/MMIO-Write", STAMUNIT_TICKS_PER_CALL, "Profiling of the VGAGCMemoryWrite() body.");
|
---|
6993 | STAM_REG(pVM, &pThis->StatR3MemoryWrite, STAMTYPE_PROFILE, "/Devices/VGA/R3/MMIO-Write", STAMUNIT_TICKS_PER_CALL, "Profiling of the VGAGCMemoryWrite() body.");
|
---|
6994 | STAM_REG(pVM, &pThis->StatMapPage, STAMTYPE_COUNTER, "/Devices/VGA/MapPageCalls", STAMUNIT_OCCURENCES, "Calls to IOMMMIOMapMMIO2Page.");
|
---|
6995 | STAM_REG(pVM, &pThis->StatUpdateDisp, STAMTYPE_COUNTER, "/Devices/VGA/UpdateDisplay", STAMUNIT_OCCURENCES, "Calls to vgaPortUpdateDisplay().");
|
---|
6996 |
|
---|
6997 | /* Init latched access mask. */
|
---|
6998 | pThis->uMaskLatchAccess = 0x3ff;
|
---|
6999 |
|
---|
7000 | if (RT_SUCCESS(rc))
|
---|
7001 | {
|
---|
7002 | PPDMIBASE pBase;
|
---|
7003 | /*
|
---|
7004 | * Attach status driver (optional).
|
---|
7005 | */
|
---|
7006 | rc = PDMDevHlpDriverAttach(pDevIns, PDM_STATUS_LUN, &pThis->IBase, &pBase, "Status Port");
|
---|
7007 | if (RT_SUCCESS(rc))
|
---|
7008 | {
|
---|
7009 | pThis->pLedsConnector = PDMIBASE_QUERY_INTERFACE(pBase, PDMILEDCONNECTORS);
|
---|
7010 | pThis->pMediaNotify = PDMIBASE_QUERY_INTERFACE(pBase, PDMIMEDIANOTIFY);
|
---|
7011 | }
|
---|
7012 | else if (rc == VERR_PDM_NO_ATTACHED_DRIVER)
|
---|
7013 | {
|
---|
7014 | Log(("%s/%d: warning: no driver attached to LUN #0!\n", pDevIns->pReg->szName, pDevIns->iInstance));
|
---|
7015 | rc = VINF_SUCCESS;
|
---|
7016 | }
|
---|
7017 | else
|
---|
7018 | {
|
---|
7019 | AssertMsgFailed(("Failed to attach to status driver. rc=%Rrc\n", rc));
|
---|
7020 | rc = PDMDEV_SET_ERROR(pDevIns, rc, N_("VGA cannot attach to status driver"));
|
---|
7021 | }
|
---|
7022 | }
|
---|
7023 | return rc;
|
---|
7024 | }
|
---|
7025 |
|
---|
7026 | static DECLCALLBACK(void) vgaR3PowerOn(PPDMDEVINS pDevIns)
|
---|
7027 | {
|
---|
7028 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
7029 | #ifdef VBOX_WITH_VMSVGA
|
---|
7030 | vmsvgaR3PowerOn(pDevIns);
|
---|
7031 | #endif
|
---|
7032 | VBVAOnResume(pThis);
|
---|
7033 | }
|
---|
7034 |
|
---|
7035 | static DECLCALLBACK(void) vgaR3Resume(PPDMDEVINS pDevIns)
|
---|
7036 | {
|
---|
7037 | PVGASTATE pThis = PDMINS_2_DATA(pDevIns, PVGASTATE);
|
---|
7038 | VBVAOnResume(pThis);
|
---|
7039 | }
|
---|
7040 |
|
---|
7041 | /**
|
---|
7042 | * The device registration structure.
|
---|
7043 | */
|
---|
7044 | const PDMDEVREG g_DeviceVga =
|
---|
7045 | {
|
---|
7046 | /* u32Version */
|
---|
7047 | PDM_DEVREG_VERSION,
|
---|
7048 | /* szName */
|
---|
7049 | "vga",
|
---|
7050 | /* szRCMod */
|
---|
7051 | "VBoxDDRC.rc",
|
---|
7052 | /* szR0Mod */
|
---|
7053 | "VBoxDDR0.r0",
|
---|
7054 | /* pszDescription */
|
---|
7055 | "VGA Adaptor with VESA extensions.",
|
---|
7056 | /* fFlags */
|
---|
7057 | PDM_DEVREG_FLAGS_DEFAULT_BITS | PDM_DEVREG_FLAGS_RC | PDM_DEVREG_FLAGS_R0,
|
---|
7058 | /* fClass */
|
---|
7059 | PDM_DEVREG_CLASS_GRAPHICS,
|
---|
7060 | /* cMaxInstances */
|
---|
7061 | 1,
|
---|
7062 | /* cbInstance */
|
---|
7063 | sizeof(VGASTATE),
|
---|
7064 | /* pfnConstruct */
|
---|
7065 | vgaR3Construct,
|
---|
7066 | /* pfnDestruct */
|
---|
7067 | vgaR3Destruct,
|
---|
7068 | /* pfnRelocate */
|
---|
7069 | vgaR3Relocate,
|
---|
7070 | /* pfnMemSetup */
|
---|
7071 | NULL,
|
---|
7072 | /* pfnPowerOn */
|
---|
7073 | vgaR3PowerOn,
|
---|
7074 | /* pfnReset */
|
---|
7075 | vgaR3Reset,
|
---|
7076 | /* pfnSuspend */
|
---|
7077 | NULL,
|
---|
7078 | /* pfnResume */
|
---|
7079 | vgaR3Resume,
|
---|
7080 | /* pfnAttach */
|
---|
7081 | vgaAttach,
|
---|
7082 | /* pfnDetach */
|
---|
7083 | vgaDetach,
|
---|
7084 | /* pfnQueryInterface */
|
---|
7085 | NULL,
|
---|
7086 | /* pfnInitComplete */
|
---|
7087 | NULL,
|
---|
7088 | /* pfnPowerOff */
|
---|
7089 | NULL,
|
---|
7090 | /* pfnSoftReset */
|
---|
7091 | NULL,
|
---|
7092 | /* u32VersionEnd */
|
---|
7093 | PDM_DEVREG_VERSION
|
---|
7094 | };
|
---|
7095 |
|
---|
7096 | #endif /* !IN_RING3 */
|
---|
7097 | #endif /* !VBOX_DEVICE_STRUCT_TESTCASE */
|
---|
7098 |
|
---|
7099 | /*
|
---|
7100 | * Local Variables:
|
---|
7101 | * nuke-trailing-whitespace-p:nil
|
---|
7102 | * End:
|
---|
7103 | */
|
---|