VirtualBox

source: vbox/trunk/src/VBox/Devices/Graphics/DevVGA.h@ 46336

Last change on this file since 46336 was 45808, checked in by vboxsync, 12 years ago

VMM,DevVGA: Don't resolve RC symbols when HM is enabled (part 1).
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1/* $Id: DevVGA.h 45808 2013-04-29 12:41:07Z vboxsync $ */
2/** @file
3 * DevVGA - VBox VGA/VESA device, internal header.
4 */
5
6/*
7 * Copyright (C) 2006-2012 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 * --------------------------------------------------------------------
17 *
18 * This code is based on:
19 *
20 * QEMU internal VGA defines.
21 *
22 * Copyright (c) 2003-2004 Fabrice Bellard
23 *
24 * Permission is hereby granted, free of charge, to any person obtaining a copy
25 * of this software and associated documentation files (the "Software"), to deal
26 * in the Software without restriction, including without limitation the rights
27 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
28 * copies of the Software, and to permit persons to whom the Software is
29 * furnished to do so, subject to the following conditions:
30 *
31 * The above copyright notice and this permission notice shall be included in
32 * all copies or substantial portions of the Software.
33 *
34 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
35 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
36 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
37 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
38 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
39 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
40 * THE SOFTWARE.
41 */
42
43/** Use VBE bytewise I/O. Only needed for Windows Longhorn/Vista betas and backwards compatibility. */
44#define VBE_BYTEWISE_IO
45
46/** Use VBE new dynamic mode list.
47 * If this is not defined, no checks are carried out to see if the modes all
48 * fit into the framebuffer! See the VRAM_SIZE_FIX define. */
49#define VBE_NEW_DYN_LIST
50
51#ifdef VBOX
52/** The default amount of VRAM. */
53# define VGA_VRAM_DEFAULT (_4M)
54/** The maximum amount of VRAM. Limited by VBOX_MAX_ALLOC_PAGE_COUNT. */
55# define VGA_VRAM_MAX (256 * _1M)
56/** The minimum amount of VRAM. */
57# define VGA_VRAM_MIN (_1M)
58#endif
59
60#include <VBox/Hardware/VBoxVideoVBE.h>
61
62#ifdef VBOX_WITH_HGSMI
63# include "HGSMI/HGSMIHost.h"
64#endif /* VBOX_WITH_HGSMI */
65#include "DevVGASavedState.h"
66
67#define MSR_COLOR_EMULATION 0x01
68#define MSR_PAGE_SELECT 0x20
69
70#define ST01_V_RETRACE 0x08
71#define ST01_DISP_ENABLE 0x01
72
73/* bochs VBE support */
74#define CONFIG_BOCHS_VBE
75
76#ifdef CONFIG_BOCHS_VBE
77
78/* Cross reference with <VBox/Hardware/VBoxVideoVBE.h> */
79#define VBE_DISPI_INDEX_NB_SAVED 0xb /* Number of saved registers (vbe_regs array) */
80#define VBE_DISPI_INDEX_NB 0xc /* Total number of VBE registers */
81
82#define VGA_STATE_COMMON_BOCHS_VBE \
83 uint16_t vbe_index; \
84 uint16_t vbe_regs[VBE_DISPI_INDEX_NB]; \
85 uint16_t alignment[3]; /* pad to 64 bits */ \
86 uint32_t vbe_start_addr; \
87 uint32_t vbe_line_offset; \
88 uint32_t vbe_bank_max;
89
90#else
91
92#define VGA_STATE_COMMON_BOCHS_VBE
93
94#endif /* !CONFIG_BOCHS_VBE */
95
96#define CH_ATTR_SIZE (160 * 100)
97#define VGA_MAX_HEIGHT VBE_DISPI_MAX_YRES
98
99typedef struct vga_retrace_s {
100 unsigned frame_cclks; /* Character clocks per frame. */
101 unsigned frame_ns; /* Frame duration in ns. */
102 unsigned cclk_ns; /* Character clock duration in ns. */
103 unsigned vb_start; /* Vertical blanking start (scanline). */
104 unsigned vb_end; /* Vertical blanking end (scanline). */
105 unsigned vb_end_ns; /* Vertical blanking end time (length) in ns. */
106 unsigned vs_start; /* Vertical sync start (scanline). */
107 unsigned vs_end; /* Vertical sync end (scanline). */
108 unsigned vs_start_ns; /* Vertical sync start time in ns. */
109 unsigned vs_end_ns; /* Vertical sync end time in ns. */
110 unsigned h_total; /* Horizontal total (cclks per scanline). */
111 unsigned h_total_ns; /* Scanline duration in ns. */
112 unsigned hb_start; /* Horizontal blanking start (cclk). */
113 unsigned hb_end; /* Horizontal blanking end (cclk). */
114 unsigned hb_end_ns; /* Horizontal blanking end time (length) in ns. */
115 unsigned v_freq_hz; /* Vertical refresh rate to emulate. */
116} vga_retrace_s;
117
118#ifndef VBOX
119#define VGA_STATE_COMMON \
120 uint8_t *vram_ptr; \
121 unsigned long vram_offset; \
122 unsigned int vram_size; \
123 uint32_t latch; \
124 uint8_t sr_index; \
125 uint8_t sr[256]; \
126 uint8_t gr_index; \
127 uint8_t gr[256]; \
128 uint8_t ar_index; \
129 uint8_t ar[21]; \
130 int ar_flip_flop; \
131 uint8_t cr_index; \
132 uint8_t cr[256]; /* CRT registers */ \
133 uint8_t msr; /* Misc Output Register */ \
134 uint8_t fcr; /* Feature Control Register */ \
135 uint8_t st00; /* status 0 */ \
136 uint8_t st01; /* status 1 */ \
137 uint8_t dac_state; \
138 uint8_t dac_sub_index; \
139 uint8_t dac_read_index; \
140 uint8_t dac_write_index; \
141 uint8_t dac_cache[3]; /* used when writing */ \
142 uint8_t palette[768]; \
143 int32_t bank_offset; \
144 int (*get_bpp)(struct VGAState *s); \
145 void (*get_offsets)(struct VGAState *s, \
146 uint32_t *pline_offset, \
147 uint32_t *pstart_addr, \
148 uint32_t *pline_compare); \
149 void (*get_resolution)(struct VGAState *s, \
150 int *pwidth, \
151 int *pheight); \
152 VGA_STATE_COMMON_BOCHS_VBE \
153 /* display refresh support */ \
154 DisplayState *ds; \
155 uint32_t font_offsets[2]; \
156 int graphic_mode; \
157 uint8_t shift_control; \
158 uint8_t double_scan; \
159 uint32_t line_offset; \
160 uint32_t line_compare; \
161 uint32_t start_addr; \
162 uint32_t plane_updated; \
163 uint8_t last_cw, last_ch; \
164 uint32_t last_width, last_height; /* in chars or pixels */ \
165 uint32_t last_scr_width, last_scr_height; /* in pixels */ \
166 uint8_t cursor_start, cursor_end; \
167 uint32_t cursor_offset; \
168 unsigned int (*rgb_to_pixel)(unsigned int r, \
169 unsigned int g, unsigned b); \
170 /* hardware mouse cursor support */ \
171 uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32]; \
172 void (*cursor_invalidate)(struct VGAState *s); \
173 void (*cursor_draw_line)(struct VGAState *s, uint8_t *d, int y); \
174 /* tell for each page if it has been updated since the last time */ \
175 uint32_t last_palette[256]; \
176 uint32_t last_ch_attr[CH_ATTR_SIZE]; /* XXX: make it dynamic */
177
178#else /* VBOX */
179
180/* bird: Since we've changed types, reordered members, done alignment
181 paddings and more, VGA_STATE_COMMON was added directly to the
182 struct to make it more readable and easier to handle. */
183
184struct VGAState;
185typedef int FNGETBPP(struct VGAState *s);
186typedef void FNGETOFFSETS(struct VGAState *s, uint32_t *pline_offset, uint32_t *pstart_addr, uint32_t *pline_compare);
187typedef void FNGETRESOLUTION(struct VGAState *s, int *pwidth, int *pheight);
188typedef unsigned int FNRGBTOPIXEL(unsigned int r, unsigned int g, unsigned b);
189typedef void FNCURSORINVALIDATE(struct VGAState *s);
190typedef void FNCURSORDRAWLINE(struct VGAState *s, uint8_t *d, int y);
191
192#endif /* VBOX */
193
194#ifdef VBOX_WITH_VDMA
195typedef struct VBOXVDMAHOST *PVBOXVDMAHOST;
196#endif
197
198typedef struct VGAState {
199#ifndef VBOX
200 VGA_STATE_COMMON
201#else /* VBOX */
202 R3PTRTYPE(uint8_t *) vram_ptrR3;
203 R3PTRTYPE(FNGETBPP *) get_bpp;
204 R3PTRTYPE(FNGETOFFSETS *) get_offsets;
205 R3PTRTYPE(FNGETRESOLUTION *) get_resolution;
206 R3PTRTYPE(FNRGBTOPIXEL *) rgb_to_pixel;
207 R3PTRTYPE(FNCURSORINVALIDATE *) cursor_invalidate;
208 R3PTRTYPE(FNCURSORDRAWLINE *) cursor_draw_line;
209 RTR3PTR R3PtrCmnAlignment;
210 uint32_t vram_size;
211 uint32_t latch;
212 uint8_t sr_index;
213 uint8_t sr[256];
214 uint8_t gr_index;
215 uint8_t gr[256];
216 uint8_t ar_index;
217 uint8_t ar[21];
218 int32_t ar_flip_flop;
219 uint8_t cr_index;
220 uint8_t cr[256]; /* CRT registers */
221 uint8_t msr; /* Misc Output Register */
222 uint8_t fcr; /* Feature Control Register */
223 uint8_t st00; /* status 0 */
224 uint8_t st01; /* status 1 */
225 uint8_t dac_state;
226 uint8_t dac_sub_index;
227 uint8_t dac_read_index;
228 uint8_t dac_write_index;
229 uint8_t dac_cache[3]; /* used when writing */
230 uint8_t palette[768];
231 int32_t bank_offset;
232 VGA_STATE_COMMON_BOCHS_VBE
233 /* display refresh support */
234 uint32_t font_offsets[2];
235 int32_t graphic_mode;
236 uint8_t shift_control;
237 uint8_t double_scan;
238 uint8_t padding1[2];
239 uint32_t line_offset;
240 uint32_t line_compare;
241 uint32_t start_addr;
242 uint32_t plane_updated;
243 uint8_t last_cw, last_ch, padding2[2];
244 uint32_t last_width, last_height; /* in chars or pixels */
245 uint32_t last_scr_width, last_scr_height; /* in pixels */
246 uint32_t last_bpp;
247 uint8_t cursor_start, cursor_end, padding3[2];
248 uint32_t cursor_offset;
249 /* hardware mouse cursor support */
250 uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32];
251 /* tell for each page if it has been updated since the last time */
252 uint32_t last_palette[256];
253 uint32_t last_ch_attr[CH_ATTR_SIZE]; /* XXX: make it dynamic */
254
255 /** end-of-common-state-marker */
256 uint32_t u32Marker;
257
258 /** Pointer to the device instance - RC Ptr. */
259 PPDMDEVINSRC pDevInsRC;
260 /** Pointer to the GC vram mapping. */
261 RCPTRTYPE(uint8_t *) vram_ptrRC;
262 uint32_t PaddingMinus1;
263
264 /** Pointer to the device instance - R3 Ptr. */
265 PPDMDEVINSR3 pDevInsR3;
266# ifdef VBOX_WITH_HGSMI
267 R3PTRTYPE(PHGSMIINSTANCE) pHGSMI;
268# endif
269# ifdef VBOX_WITH_VDMA
270 R3PTRTYPE(PVBOXVDMAHOST) pVdma;
271# endif
272 /** LUN\#0: The display port base interface. */
273 PDMIBASE IBase;
274 /** LUN\#0: The display port interface. */
275 PDMIDISPLAYPORT IPort;
276# if defined(VBOX_WITH_HGSMI) && (defined(VBOX_WITH_VIDEOHWACCEL) || defined(VBOX_WITH_CRHGSMI))
277 /** LUN\#0: VBVA callbacks interface */
278 PDMIDISPLAYVBVACALLBACKS IVBVACallbacks;
279# elif HC_ARCH_BITS == 32
280 uint32_t Padding0;
281# endif
282 /** Pointer to base interface of the driver. */
283 R3PTRTYPE(PPDMIBASE) pDrvBase;
284 /** Pointer to display connector interface of the driver. */
285 R3PTRTYPE(PPDMIDISPLAYCONNECTOR) pDrv;
286
287 /** Refresh timer handle - HC. */
288 PTMTIMERR3 RefreshTimer;
289
290 /** Pointer to the device instance - R0 Ptr. */
291 PPDMDEVINSR0 pDevInsR0;
292 /** The R0 vram pointer... */
293 R0PTRTYPE(uint8_t *) vram_ptrR0;
294
295 /** The number of monitors. */
296 uint32_t cMonitors;
297 /** Current refresh timer interval. */
298 uint32_t cMilliesRefreshInterval;
299 /** Bitmap tracking dirty pages. */
300 uint32_t au32DirtyBitmap[VGA_VRAM_MAX / PAGE_SIZE / 32];
301
302 /** Flag indicating that there are dirty bits. This is used to optimize the handler resetting. */
303 bool fHasDirtyBits;
304 /** LFB was updated flag. */
305 bool fLFBUpdated;
306 /** Indicates if the GC extensions are enabled or not. */
307 bool fGCEnabled;
308 /** Indicates if the R0 extensions are enabled or not. */
309 bool fR0Enabled;
310 /** Flag indicating that the VGA memory in the 0xa0000-0xbffff region has been remapped to allow direct access. */
311 bool fRemappedVGA;
312 /** Whether to render the guest VRAM to the framebuffer memory. False only for some LFB modes. */
313 bool fRenderVRAM;
314 bool Padding1[2];
315
316 /** The physical address the VRAM was assigned. */
317 RTGCPHYS GCPhysVRAM;
318 /** The critical section protect the instance data. */
319 PDMCRITSECT CritSect;
320 /** The PCI device. */
321 PCIDEVICE Dev;
322
323 STAMPROFILE StatRZMemoryRead;
324 STAMPROFILE StatR3MemoryRead;
325 STAMPROFILE StatRZMemoryWrite;
326 STAMPROFILE StatR3MemoryWrite;
327 STAMCOUNTER StatMapPage; /**< Counts IOMMMIOMapMMIO2Page calls. */
328 STAMCOUNTER StatUpdateDisp; /**< Counts vgaPortUpdateDisplay calls. */
329
330 /* Keep track of ring 0 latched accesses to the VGA MMIO memory. */
331 uint64_t u64LastLatchedAccess;
332 uint32_t cLatchAccesses;
333 uint16_t uMaskLatchAccess;
334 uint16_t iMask;
335
336# ifdef VBE_BYTEWISE_IO
337 /** VBE read/write data/index flags */
338 uint8_t fReadVBEData;
339 uint8_t fWriteVBEData;
340 uint8_t fReadVBEIndex;
341 uint8_t fWriteVBEIndex;
342 /** VBE write data/index one byte buffer */
343 uint8_t cbWriteVBEData;
344 uint8_t cbWriteVBEIndex;
345# ifdef VBE_NEW_DYN_LIST
346 /** VBE Extra Data write address one byte buffer */
347 uint8_t cbWriteVBEExtraAddress;
348 uint8_t Padding5;
349# else
350 uint8_t Padding5[2];
351# endif
352# endif
353
354 /** Retrace emulation state */
355 bool fRealRetrace;
356 bool Padding6[HC_ARCH_BITS == 64 ? 7 : 3];
357 vga_retrace_s retrace_state;
358
359# ifdef VBE_NEW_DYN_LIST
360 /** The VBE BIOS extra data. */
361 R3PTRTYPE(uint8_t *) pu8VBEExtraData;
362 /** The size of the VBE BIOS extra data. */
363 uint16_t cbVBEExtraData;
364 /** The VBE BIOS current memory address. */
365 uint16_t u16VBEExtraAddress;
366 uint16_t Padding7[2];
367# endif
368
369 /** The BIOS logo data. */
370 R3PTRTYPE(uint8_t *) pu8Logo;
371 /** The name of the logo file. */
372 R3PTRTYPE(char *) pszLogoFile;
373 /** Bitmap image data. */
374 R3PTRTYPE(uint8_t *) pu8LogoBitmap;
375 /** Current logo data offset. */
376 uint32_t offLogoData;
377 /** The size of the BIOS logo data. */
378 uint32_t cbLogo;
379 /** Current logo command. */
380 uint16_t LogoCommand;
381 /** Bitmap width. */
382 uint16_t cxLogo;
383 /** Bitmap height. */
384 uint16_t cyLogo;
385 /** Bitmap planes. */
386 uint16_t cLogoPlanes;
387 /** Bitmap depth. */
388 uint16_t cLogoBits;
389 /** Bitmap compression. */
390 uint16_t LogoCompression;
391 /** Bitmap colors used. */
392 uint16_t cLogoUsedColors;
393 /** Palette size. */
394 uint16_t cLogoPalEntries;
395 /** Clear screen flag. */
396 uint8_t fLogoClearScreen;
397 uint8_t Padding8[7];
398 /** Palette data. */
399 uint32_t au32LogoPalette[256];
400
401 /** The VGA BIOS ROM data. */
402 R3PTRTYPE(uint8_t *) pu8VgaBios;
403 /** The size of the VGA BIOS ROM. */
404 uint64_t cbVgaBios;
405 /** The name of the VGA BIOS ROM file. */
406 R3PTRTYPE(char *) pszVgaBiosFile;
407
408# ifdef VBOX_WITH_HGSMI
409 /** Base port in the assigned PCI I/O space. */
410 RTIOPORT IOPortBase;
411# ifdef VBOX_WITH_WDDM
412 uint8_t Padding9[2];
413 /** Specifies guest driver caps, i.e. whether it can handle IRQs from the
414 * adapter, the way it can handle async HGSMI command completion, etc. */
415 uint32_t fGuestCaps;
416 uint32_t fScanLineCfg;
417 uint8_t Padding10[4];
418# else
419 uint8_t Padding10[14];
420# endif
421# endif /* VBOX_WITH_HGSMI */
422#endif /* VBOX */
423} VGAState;
424#ifdef VBOX
425/** VGA state. */
426typedef VGAState VGASTATE;
427/** Pointer to the VGA state. */
428typedef VGASTATE *PVGASTATE;
429AssertCompileMemberAlignment(VGASTATE, bank_offset, 8);
430AssertCompileMemberAlignment(VGASTATE, font_offsets, 8);
431AssertCompileMemberAlignment(VGASTATE, last_ch_attr, 8);
432AssertCompileMemberAlignment(VGASTATE, u32Marker, 8);
433#endif
434
435#ifdef VBE_NEW_DYN_LIST
436/**
437 * VBE Bios Extra Data structure.
438 * @remark duplicated in vbe.h.
439 */
440typedef struct VBEHeader
441{
442 /** Signature (VBEHEADER_MAGIC). */
443 uint16_t u16Signature;
444 /** Data size. */
445 uint16_t cbData;
446} VBEHeader;
447
448/** VBE Extra Data. */
449typedef VBEHeader VBEHEADER;
450/** Pointer to the VBE Extra Data. */
451typedef VBEHEADER *PVBEHEADER;
452
453/** The value of the VBEHEADER::u16Signature field.
454 * @remark duplicated in vbe.h. */
455#define VBEHEADER_MAGIC 0x77CC
456
457/** The extra port which is used to read the mode list.
458 * @remark duplicated in vbe.h. */
459#define VBE_EXTRA_PORT 0x3b6
460
461/** The extra port which is used for debug printf.
462 * @remark duplicated in vbe.h. */
463#define VBE_PRINTF_PORT 0x3b7
464
465#endif /* VBE_NEW_DYN_LIST */
466
467#if !defined(VBOX) || defined(IN_RING3)
468static inline int c6_to_8(int v)
469{
470 int b;
471 v &= 0x3f;
472 b = v & 1;
473 return (v << 2) | (b << 1) | b;
474}
475#endif /* !VBOX || IN_RING3 */
476
477
478#ifdef VBOX_WITH_HGSMI
479int VBVAInit (PVGASTATE pVGAState);
480void VBVADestroy (PVGASTATE pVGAState);
481int VBVAUpdateDisplay (PVGASTATE pVGAState);
482void VBVAReset (PVGASTATE pVGAState);
483
484bool VBVAIsEnabled(PVGASTATE pVGAState);
485
486void VBVARaiseIrq (PVGASTATE pVGAState, uint32_t fFlags);
487
488/* @return host-guest flags that were set on reset
489 * this allows the caller to make further cleaning when needed,
490 * e.g. reset the IRQ */
491uint32_t HGSMIReset (PHGSMIINSTANCE pIns);
492
493# ifdef VBOX_WITH_VIDEOHWACCEL
494int vbvaVHWACommandCompleteAsynch(PPDMIDISPLAYVBVACALLBACKS pInterface, PVBOXVHWACMD pCmd);
495int vbvaVHWAConstruct (PVGASTATE pVGAState);
496int vbvaVHWAReset (PVGASTATE pVGAState);
497
498int vboxVBVASaveStatePrep (PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
499int vboxVBVASaveStateDone (PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
500# endif
501
502#ifdef VBOX_WITH_HGSMI
503#define PPDMIDISPLAYVBVACALLBACKS_2_PVGASTATE(_pcb) ( (PVGASTATE)((uint8_t *)(_pcb) - RT_OFFSETOF(VGASTATE, IVBVACallbacks)) )
504#endif
505
506# ifdef VBOX_WITH_CRHGSMI
507int vboxVDMACrHgsmiCommandCompleteAsync(PPDMIDISPLAYVBVACALLBACKS pInterface, PVBOXVDMACMD_CHROMIUM_CMD pCmd, int rc);
508int vboxVDMACrHgsmiControlCompleteAsync(PPDMIDISPLAYVBVACALLBACKS pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCmd, int rc);
509# endif
510
511int vboxVBVASaveStateExec (PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
512int vboxVBVALoadStateExec (PPDMDEVINS pDevIns, PSSMHANDLE pSSM, uint32_t u32Version);
513int vboxVBVALoadStateDone (PPDMDEVINS pDevIns, PSSMHANDLE pSSM);
514
515# ifdef VBOX_WITH_VDMA
516typedef struct VBOXVDMAHOST *PVBOXVDMAHOST;
517int vboxVDMAConstruct(PVGASTATE pVGAState, uint32_t cPipeElements);
518int vboxVDMADestruct(PVBOXVDMAHOST pVdma);
519void vboxVDMAControl(PVBOXVDMAHOST pVdma, PVBOXVDMA_CTL pCmd, uint32_t cbCmd);
520void vboxVDMACommand(PVBOXVDMAHOST pVdma, PVBOXVDMACBUF_DR pCmd, uint32_t cbCmd);
521int vboxVDMASaveStateExecPrep(struct VBOXVDMAHOST *pVdma, PSSMHANDLE pSSM);
522int vboxVDMASaveStateExecDone(struct VBOXVDMAHOST *pVdma, PSSMHANDLE pSSM);
523# endif /* VBOX_WITH_VDMA */
524
525#endif /* VBOX_WITH_HGSMI */
526
527#ifndef VBOX
528void vga_common_init(VGAState *s, DisplayState *ds, uint8_t *vga_ram_base,
529 unsigned long vga_ram_offset, int vga_ram_size);
530uint32_t vga_mem_readb(void *opaque, target_phys_addr_t addr);
531void vga_mem_writeb(void *opaque, target_phys_addr_t addr, uint32_t val);
532void vga_invalidate_scanlines(VGAState *s, int y1, int y2);
533
534void vga_draw_cursor_line_8(uint8_t *d1, const uint8_t *src1,
535 int poffset, int w,
536 unsigned int color0, unsigned int color1,
537 unsigned int color_xor);
538void vga_draw_cursor_line_16(uint8_t *d1, const uint8_t *src1,
539 int poffset, int w,
540 unsigned int color0, unsigned int color1,
541 unsigned int color_xor);
542void vga_draw_cursor_line_32(uint8_t *d1, const uint8_t *src1,
543 int poffset, int w,
544 unsigned int color0, unsigned int color1,
545 unsigned int color_xor);
546
547extern const uint8_t sr_mask[8];
548extern const uint8_t gr_mask[16];
549#endif /* !VBOX */
550
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