| 1 | /** @file
|
|---|
| 2 | *
|
|---|
| 3 | * VirtualBox X11 Additions graphics driver
|
|---|
| 4 | */
|
|---|
| 5 |
|
|---|
| 6 | /*
|
|---|
| 7 | * Copyright (C) 2006-2013 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 | * X11 VESA driver
|
|---|
| 21 | *
|
|---|
| 22 | * Copyright (c) 2000 by Conectiva S.A. (http://www.conectiva.com)
|
|---|
| 23 | *
|
|---|
| 24 | * Permission is hereby granted, free of charge, to any person obtaining a
|
|---|
| 25 | * copy of this software and associated documentation files (the "Software"),
|
|---|
| 26 | * to deal in the Software without restriction, including without limitation
|
|---|
| 27 | * the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|---|
| 28 | * and/or sell copies of the Software, and to permit persons to whom the
|
|---|
| 29 | * Software is 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 | * CONECTIVA LINUX BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
|
|---|
| 38 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
|
|---|
| 39 | * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|---|
| 40 | * SOFTWARE.
|
|---|
| 41 | *
|
|---|
| 42 | * Except as contained in this notice, the name of Conectiva Linux shall
|
|---|
| 43 | * not be used in advertising or otherwise to promote the sale, use or other
|
|---|
| 44 | * dealings in this Software without prior written authorization from
|
|---|
| 45 | * Conectiva Linux.
|
|---|
| 46 | *
|
|---|
| 47 | * Authors: Paulo César Pereira de Andrade <[email protected]>
|
|---|
| 48 | *
|
|---|
| 49 | * $XFree86: xc/programs/Xserver/hw/xfree86/drivers/vesa/vesa.h,v 1.9 2001/05/04 19:05:49 dawes Exp $
|
|---|
| 50 | */
|
|---|
| 51 |
|
|---|
| 52 | #ifndef _VBOXVIDEO_H_
|
|---|
| 53 | #define _VBOXVIDEO_H_
|
|---|
| 54 |
|
|---|
| 55 | #include <VBox/VBoxVideoGuest.h>
|
|---|
| 56 | #include <VBox/VBoxVideo.h>
|
|---|
| 57 |
|
|---|
| 58 | #ifdef DEBUG
|
|---|
| 59 |
|
|---|
| 60 | #define TRACE_ENTRY() \
|
|---|
| 61 | do { \
|
|---|
| 62 | vbvxMsg(__PRETTY_FUNCTION__); \
|
|---|
| 63 | vbvxMsg(": entering\n"); \
|
|---|
| 64 | } while(0)
|
|---|
| 65 | #define TRACE_EXIT() \
|
|---|
| 66 | do { \
|
|---|
| 67 | vbvxMsg(__PRETTY_FUNCTION__); \
|
|---|
| 68 | vbvxMsg(": leaving\n"); \
|
|---|
| 69 | } while(0)
|
|---|
| 70 | #define TRACE_LOG(...) \
|
|---|
| 71 | do { \
|
|---|
| 72 | vbvxMsg("%s: ", __PRETTY_FUNCTION__); \
|
|---|
| 73 | vbvxMsg(__VA_ARGS__); \
|
|---|
| 74 | } while(0)
|
|---|
| 75 | # define TRACE_LINE() do \
|
|---|
| 76 | { \
|
|---|
| 77 | vbvxMsg("%s: line %d\n", __FUNCTION__, __LINE__); \
|
|---|
| 78 | } while(0)
|
|---|
| 79 | #else /* !DEBUG */
|
|---|
| 80 |
|
|---|
| 81 | #define TRACE_ENTRY() do { } while (0)
|
|---|
| 82 | #define TRACE_EXIT() do { } while (0)
|
|---|
| 83 | #define TRACE_LOG(...) do { } while (0)
|
|---|
| 84 |
|
|---|
| 85 | #endif /* !DEBUG */
|
|---|
| 86 |
|
|---|
| 87 | /* Not just for debug builds. If something is wrong we want to know at once. */
|
|---|
| 88 | #define VBVXASSERT(expr, out) \
|
|---|
| 89 | if (!(expr)) \
|
|---|
| 90 | { \
|
|---|
| 91 | vbvxMsg("\nAssertion failed!\n\n"); \
|
|---|
| 92 | vbvxMsg("%s\n", #expr); \
|
|---|
| 93 | vbvxMsg("at %s (%s:%d)\n", RT_GCC_EXTENSION __PRETTY_FUNCTION__, __FILE__, __LINE__); \
|
|---|
| 94 | vbvxMsg out; \
|
|---|
| 95 | vbvxAbortServer(); \
|
|---|
| 96 | }
|
|---|
| 97 |
|
|---|
| 98 | #define BOOL_STR(a) ((a) ? "TRUE" : "FALSE")
|
|---|
| 99 |
|
|---|
| 100 | #include <VBox/Hardware/VBoxVideoVBE.h>
|
|---|
| 101 |
|
|---|
| 102 | #include "xf86str.h"
|
|---|
| 103 | #include "xf86Cursor.h"
|
|---|
| 104 |
|
|---|
| 105 | #define VBOX_VERSION 4000 /* Why? */
|
|---|
| 106 | #define VBOX_NAME "VBoxVideo"
|
|---|
| 107 | #define VBOX_DRIVER_NAME "vboxvideo"
|
|---|
| 108 |
|
|---|
| 109 | #ifdef VBOX_DRI_OLD
|
|---|
| 110 | /* DRI support */
|
|---|
| 111 | #define _XF86DRI_SERVER_
|
|---|
| 112 | /* Hack to work around a libdrm header which is broken on Solaris */
|
|---|
| 113 | #define u_int64_t uint64_t
|
|---|
| 114 | /* Get rid of a warning due to a broken header file */
|
|---|
| 115 | enum drm_bo_type { DRM_BO_TYPE };
|
|---|
| 116 | #include "dri.h"
|
|---|
| 117 | #undef u_int64_t
|
|---|
| 118 | #include "sarea.h"
|
|---|
| 119 | #include "GL/glxint.h"
|
|---|
| 120 |
|
|---|
| 121 | /* For some reason this is not in the header files. */
|
|---|
| 122 | extern void GlxSetVisualConfigs(int nconfigs, __GLXvisualConfig *configs,
|
|---|
| 123 | void **configprivs);
|
|---|
| 124 | #endif
|
|---|
| 125 |
|
|---|
| 126 | #define VBOX_VIDEO_MAJOR 1
|
|---|
| 127 | #define VBOX_VIDEO_MINOR 0
|
|---|
| 128 | #define VBOX_DRM_DRIVER_NAME "vboxvideo" /* For now, as this driver is basically a stub. */
|
|---|
| 129 | #define VBOX_DRI_DRIVER_NAME "vboxvideo" /* For starters. */
|
|---|
| 130 | #define VBOX_MAX_DRAWABLES 256 /* At random. */
|
|---|
| 131 |
|
|---|
| 132 | #define VBOX_VIDEO_MIN_SIZE 64
|
|---|
| 133 | #define VBOX_VIDEO_MAX_VIRTUAL (INT16_MAX - 1)
|
|---|
| 134 |
|
|---|
| 135 | #define VBOXPTR(p) ((VBOXPtr)((p)->driverPrivate))
|
|---|
| 136 |
|
|---|
| 137 | /** Helper to work round different ways of getting the root window in different
|
|---|
| 138 | * server versions. */
|
|---|
| 139 | #if defined(XORG_VERSION_CURRENT) && XORG_VERSION_CURRENT < 70000000 \
|
|---|
| 140 | && XORG_VERSION_CURRENT >= 10900000
|
|---|
| 141 | # define ROOT_WINDOW(pScrn) screenInfo.screens[(pScrn)->scrnIndex]->root
|
|---|
| 142 | #else
|
|---|
| 143 | # define ROOT_WINDOW(pScrn) WindowTable[(pScrn)->scrnIndex]
|
|---|
| 144 | #endif
|
|---|
| 145 |
|
|---|
| 146 | /** Structure containing all virtual monitor-specific information. */
|
|---|
| 147 | struct VBoxScreen
|
|---|
| 148 | {
|
|---|
| 149 | /** Position information for each virtual screen for the purposes of
|
|---|
| 150 | * sending dirty rectangle information to the right one. */
|
|---|
| 151 | RTRECT2 aScreenLocation;
|
|---|
| 152 | /** Is this CRTC enabled or in DPMS off state? */
|
|---|
| 153 | Bool fCrtcEnabled;
|
|---|
| 154 | /** Is this output enabled or in DPMS low power state? */
|
|---|
| 155 | Bool fOutputEnabled;
|
|---|
| 156 | #ifdef VBOXVIDEO_13
|
|---|
| 157 | /** The virtual crtcs. */
|
|---|
| 158 | struct _xf86Crtc *paCrtcs;
|
|---|
| 159 | /** The virtual outputs, logically not distinct from crtcs. */
|
|---|
| 160 | struct _xf86Output *paOutputs;
|
|---|
| 161 | #endif
|
|---|
| 162 | /** Offsets of VBVA buffers in video RAM */
|
|---|
| 163 | uint32_t aoffVBVABuffer;
|
|---|
| 164 | /** Context information about the VBVA buffers for each screen */
|
|---|
| 165 | struct VBVABUFFERCONTEXT aVbvaCtx;
|
|---|
| 166 | /** The current preferred resolution for the screen */
|
|---|
| 167 | RTRECTSIZE aPreferredSize;
|
|---|
| 168 | /** The current preferred location for the screen. */
|
|---|
| 169 | RTPOINT aPreferredLocation;
|
|---|
| 170 | /** Has this screen been enabled by the host? */
|
|---|
| 171 | Bool afConnected;
|
|---|
| 172 | /** The last mode hint data read from the X11 property. */
|
|---|
| 173 | int32_t lastModeHintFromProperty;
|
|---|
| 174 | /** Does this screen have a preferred location? */
|
|---|
| 175 | Bool afHaveLocation;
|
|---|
| 176 | };
|
|---|
| 177 |
|
|---|
| 178 | typedef struct VBOXRec
|
|---|
| 179 | {
|
|---|
| 180 | EntityInfoPtr pEnt;
|
|---|
| 181 | #ifdef PCIACCESS
|
|---|
| 182 | struct pci_device *pciInfo;
|
|---|
| 183 | #else
|
|---|
| 184 | pciVideoPtr pciInfo;
|
|---|
| 185 | PCITAG pciTag;
|
|---|
| 186 | #endif
|
|---|
| 187 | void *base;
|
|---|
| 188 | /** The amount of VRAM available for use as a framebuffer */
|
|---|
| 189 | unsigned long cbFBMax;
|
|---|
| 190 | /** The size of the framebuffer and the VBVA buffers at the end of it. */
|
|---|
| 191 | unsigned long cbView;
|
|---|
| 192 | /** The current line size in bytes */
|
|---|
| 193 | uint32_t cbLine;
|
|---|
| 194 | /** Whether the pre-X-server mode was a VBE mode */
|
|---|
| 195 | bool fSavedVBEMode;
|
|---|
| 196 | /** Paramters of the saved pre-X-server VBE mode, invalid if there is none
|
|---|
| 197 | */
|
|---|
| 198 | uint16_t cSavedWidth, cSavedHeight, cSavedPitch, cSavedBPP, fSavedFlags;
|
|---|
| 199 | CloseScreenProcPtr CloseScreen;
|
|---|
| 200 | /** Default X server procedure for enabling and disabling framebuffer access */
|
|---|
| 201 | xf86EnableDisableFBAccessProc *EnableDisableFBAccess;
|
|---|
| 202 | OptionInfoPtr Options;
|
|---|
| 203 | /** @todo we never actually free this */
|
|---|
| 204 | xf86CursorInfoPtr pCurs;
|
|---|
| 205 | /** Do we currently want to use the host cursor? */
|
|---|
| 206 | Bool fUseHardwareCursor;
|
|---|
| 207 | /** The last cursor capabilities data read from the X11 property. */
|
|---|
| 208 | int32_t fLastCursorCapabilitiesFromProperty;
|
|---|
| 209 | /** Number of screens attached */
|
|---|
| 210 | uint32_t cScreens;
|
|---|
| 211 | /** Information about each virtual screen. */
|
|---|
| 212 | struct VBoxScreen *pScreens;
|
|---|
| 213 | /** The last requested framebuffer size. */
|
|---|
| 214 | RTRECTSIZE FBSize;
|
|---|
| 215 | /** Can we get mode hint and cursor integration information from HGSMI? */
|
|---|
| 216 | bool fHaveHGSMIModeHints;
|
|---|
| 217 | /** Does the host support the screen blanking flag? */
|
|---|
| 218 | bool fHostHasScreenBlankingFlag;
|
|---|
| 219 | /** Array of structures for receiving mode hints. */
|
|---|
| 220 | VBVAMODEHINT *paVBVAModeHints;
|
|---|
| 221 | #ifdef VBOXVIDEO_13
|
|---|
| 222 | # ifdef RT_OS_LINUX
|
|---|
| 223 | /** Input device file descriptor for getting ACPI hot-plug events. */
|
|---|
| 224 | int fdACPIDevices;
|
|---|
| 225 | /** Input handler handle for ACPI hot-plug listener. */
|
|---|
| 226 | void *hACPIEventHandler;
|
|---|
| 227 | # endif
|
|---|
| 228 | /** Have we read all available HGSMI mode hint data? */
|
|---|
| 229 | bool fHaveReadHGSMIModeHintData;
|
|---|
| 230 | #else
|
|---|
| 231 | /** The original CreateScreenResources procedure which we wrap with our own.
|
|---|
| 232 | */
|
|---|
| 233 | CreateScreenResourcesProcPtr pfnCreateScreenResources;
|
|---|
| 234 | #endif
|
|---|
| 235 | /** HGSMI guest heap context */
|
|---|
| 236 | HGSMIGUESTCOMMANDCONTEXT guestCtx;
|
|---|
| 237 | /** Unrestricted horizontal resolution flag. */
|
|---|
| 238 | Bool fAnyX;
|
|---|
| 239 | #ifdef VBOX_DRI
|
|---|
| 240 | Bool useDRI;
|
|---|
| 241 | #ifdef VBOX_DRI_OLD
|
|---|
| 242 | int cVisualConfigs;
|
|---|
| 243 | __GLXvisualConfig *pVisualConfigs;
|
|---|
| 244 | DRIInfoRec *pDRIInfo;
|
|---|
| 245 | # endif
|
|---|
| 246 | int drmFD;
|
|---|
| 247 | #endif
|
|---|
| 248 | } VBOXRec, *VBOXPtr;
|
|---|
| 249 |
|
|---|
| 250 | /* helpers.c */
|
|---|
| 251 | extern void vbvxMsg(const char *pszFormat, ...);
|
|---|
| 252 | extern void vbvxMsgV(const char *pszFormat, va_list args);
|
|---|
| 253 | extern void vbvxAbortServer(void);
|
|---|
| 254 | extern VBOXPtr vbvxGetRec(ScrnInfoPtr pScrn);
|
|---|
| 255 | #define VBOXGetRec vbvxGetRec /* Temporary */
|
|---|
| 256 | extern int vbvxGetIntegerPropery(ScrnInfoPtr pScrn, char *pszName, size_t *pcData, int32_t **ppaData);
|
|---|
| 257 | extern void vbvxSetIntegerPropery(ScrnInfoPtr pScrn, char *pszName, size_t cData, int32_t *paData, Bool fSendEvent);
|
|---|
| 258 | extern void vbvxReprobeCursor(ScrnInfoPtr pScrn);
|
|---|
| 259 |
|
|---|
| 260 | /* setmode.c */
|
|---|
| 261 |
|
|---|
| 262 | /** Structure describing the virtual frame buffer. It starts at the beginning
|
|---|
| 263 | * of the video RAM. */
|
|---|
| 264 | struct vbvxFrameBuffer {
|
|---|
| 265 | /** X offset of first screen in frame buffer. */
|
|---|
| 266 | int x0;
|
|---|
| 267 | /** Y offset of first screen in frame buffer. */
|
|---|
| 268 | int y0;
|
|---|
| 269 | /** Frame buffer virtual width. */
|
|---|
| 270 | unsigned cWidth;
|
|---|
| 271 | /** Frame buffer virtual height. */
|
|---|
| 272 | unsigned cHeight;
|
|---|
| 273 | /** Bits per pixel. */
|
|---|
| 274 | unsigned cBPP;
|
|---|
| 275 | };
|
|---|
| 276 |
|
|---|
| 277 | extern void vbvxSetMode(ScrnInfoPtr pScrn, unsigned cDisplay, unsigned cWidth, unsigned cHeight, int x, int y, bool fEnabled,
|
|---|
| 278 | bool fConnected, struct vbvxFrameBuffer *pFrameBuffer);
|
|---|
| 279 | extern void vbvxClearVRAM(ScrnInfoPtr pScrn, size_t cbOldSize, size_t cbNewSize);
|
|---|
| 280 | extern void vbvxSetSolarisMouseRange(int width, int height);
|
|---|
| 281 |
|
|---|
| 282 | extern Bool vbox_cursor_init (ScreenPtr pScreen);
|
|---|
| 283 | extern void vbox_open (ScrnInfoPtr pScrn, ScreenPtr pScreen, VBOXPtr pVBox);
|
|---|
| 284 | extern void vbox_close (ScrnInfoPtr pScrn, VBOXPtr pVBox);
|
|---|
| 285 |
|
|---|
| 286 | extern Bool vboxEnableVbva(ScrnInfoPtr pScrn);
|
|---|
| 287 | extern void vboxDisableVbva(ScrnInfoPtr pScrn);
|
|---|
| 288 |
|
|---|
| 289 | /* getmode.c */
|
|---|
| 290 | extern void vboxAddModes(ScrnInfoPtr pScrn);
|
|---|
| 291 | extern void VBoxInitialiseSizeHints(ScrnInfoPtr pScrn);
|
|---|
| 292 | extern void VBoxUpdateSizeHints(ScrnInfoPtr pScrn);
|
|---|
| 293 | #ifndef VBOXVIDEO_13
|
|---|
| 294 | extern void VBoxSetUpRandR11(ScreenPtr pScreen);
|
|---|
| 295 | #else
|
|---|
| 296 | void VBoxSetUpLinuxACPI(ScreenPtr pScreen);
|
|---|
| 297 | void VBoxCleanUpLinuxACPI(ScreenPtr pScreen);
|
|---|
| 298 | #endif
|
|---|
| 299 |
|
|---|
| 300 | /* DRI stuff */
|
|---|
| 301 | extern Bool VBOXDRIScreenInit(ScrnInfoPtr pScrn, ScreenPtr pScreen,
|
|---|
| 302 | VBOXPtr pVBox);
|
|---|
| 303 | extern Bool VBOXDRIFinishScreenInit(ScreenPtr pScreen);
|
|---|
| 304 | extern void VBOXDRIUpdateStride(ScrnInfoPtr pScrn, VBOXPtr pVBox);
|
|---|
| 305 | extern void VBOXDRICloseScreen(ScreenPtr pScreen, VBOXPtr pVBox);
|
|---|
| 306 |
|
|---|
| 307 | /* Utilities */
|
|---|
| 308 |
|
|---|
| 309 | /** Calculate the BPP from the screen depth */
|
|---|
| 310 | static inline uint16_t vboxBPP(ScrnInfoPtr pScrn)
|
|---|
| 311 | {
|
|---|
| 312 | return pScrn->depth == 24 ? 32 : 16;
|
|---|
| 313 | }
|
|---|
| 314 |
|
|---|
| 315 | /** Calculate the scan line length for a display width */
|
|---|
| 316 | static inline int32_t vboxLineLength(ScrnInfoPtr pScrn, int32_t cDisplayWidth)
|
|---|
| 317 | {
|
|---|
| 318 | uint32_t cbLine = (cDisplayWidth * vboxBPP(pScrn) / 8 + 3) & ~3;
|
|---|
| 319 | return cbLine < INT32_MAX ? cbLine : INT32_MAX;
|
|---|
| 320 | }
|
|---|
| 321 |
|
|---|
| 322 | /** Calculate the display pitch from the scan line length */
|
|---|
| 323 | static inline int32_t vboxDisplayPitch(ScrnInfoPtr pScrn, int32_t cbLine)
|
|---|
| 324 | {
|
|---|
| 325 | return cbLine * 8 / vboxBPP(pScrn);
|
|---|
| 326 | }
|
|---|
| 327 |
|
|---|
| 328 | extern void vboxClearVRAM(ScrnInfoPtr pScrn, int32_t cNewX, int32_t cNewY);
|
|---|
| 329 | extern Bool VBOXSetMode(ScrnInfoPtr pScrn, unsigned cDisplay, unsigned cWidth,
|
|---|
| 330 | unsigned cHeight, int x, int y);
|
|---|
| 331 | extern Bool VBOXAdjustScreenPixmap(ScrnInfoPtr pScrn, int width, int height);
|
|---|
| 332 |
|
|---|
| 333 | #endif /* _VBOXVIDEO_H_ */
|
|---|
| 334 |
|
|---|
