vboxvideo.h revision b72771e8c6ba3b3d9ebdd7977730325131ae0f98
/** @file
*
* VirtualBox X11 Additions graphics driver
*/
/*
* Copyright (C) 2006-2007 Sun Microsystems, Inc.
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 USA or visit http://www.sun.com if you need
* additional information or have any questions.
* --------------------------------------------------------------------
*
* This code is based on:
*
* X11 VESA driver
*
* Copyright (c) 2000 by Conectiva S.A. (http://www.conectiva.com)
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* CONECTIVA LINUX BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Except as contained in this notice, the name of Conectiva Linux shall
* not be used in advertising or otherwise to promote the sale, use or other
* dealings in this Software without prior written authorization from
* Conectiva Linux.
*
* Authors: Paulo C�ar Pereira de Andrade <pcpa@conectiva.com.br>
*
* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/vesa/vesa.h,v 1.9 2001/05/04 19:05:49 dawes Exp $
*/
#ifndef _VBOXVIDEO_H_
#define _VBOXVIDEO_H_
#include <VBox/VBoxGuest.h>
/* All drivers should typically include these */
#include "xf86.h"
#include "xf86_OSproc.h"
#include "xf86Resources.h"
#ifndef NO_ANSIC
/* All drivers need this */
# include "xf86_ansic.h"
#endif
#include "compiler.h"
#ifndef PCIACCESS
/* Drivers for PCI hardware need this */
# include "xf86PciInfo.h"
/* Drivers that need to access the PCI config space directly need this */
# include "xf86Pci.h"
#endif
#include "vgaHW.h"
/* VBE/DDC support */
#include "vbe.h"
/* ShadowFB support */
#include "shadowfb.h"
/* VBox video related defines */
#define VBE_DISPI_IOPORT_INDEX 0x01CE
#define VBE_DISPI_IOPORT_DATA 0x01CF
#define VBE_DISPI_INDEX_ID 0x0
#define VBE_DISPI_INDEX_XRES 0x1
#define VBE_DISPI_INDEX_YRES 0x2
#define VBE_DISPI_INDEX_BPP 0x3
#define VBE_DISPI_INDEX_ENABLE 0x4
#define VBE_DISPI_INDEX_VIRT_WIDTH 0x6
#define VBE_DISPI_INDEX_VIRT_HEIGHT 0x7
#define VBE_DISPI_ID2 0xB0C2
#define VBE_DISPI_DISABLED 0x00
#define VBE_DISPI_ENABLED 0x01
#define VBE_DISPI_LFB_ENABLED 0x40
/* Dga definitions */
#include "dgaproc.h"
#include "xf86RAC.h"
#include "fb.h"
#define VBOX_VERSION 4000
#include "xf86Cursor.h"
#define VBOX_NAME "VBoxVideo"
#define VBOX_DRIVER_NAME "vboxvideo"
/*XXX*/
typedef struct _VBOXRec
{
vbeInfoPtr pVbe;
EntityInfoPtr pEnt;
VbeInfoBlock *vbeInfo;
#ifdef PCIACCESS
struct pci_device *pciInfo;
struct pci_device *vmmDevInfo;
#else
pciVideoPtr pciInfo;
PCITAG pciTag;
#endif
CARD16 maxBytesPerScanline;
unsigned long mapPhys, mapOff;
int mapSize; /* video memory */
void *base, *VGAbase;
CARD8 *state, *pstate; /* SVGA state */
int statePage, stateSize, stateMode;
CARD32 *savedPal;
CARD8 *fonts;
/* DGA info */
DGAModePtr pDGAMode;
int nDGAMode;
CloseScreenProcPtr CloseScreen;
/** Default X server procedure for enabling and disabling framebuffer access */
xf86EnableDisableFBAccessProc *EnableDisableFBAccess;
/** Is access to the framebuffer currently allowed? */
Bool accessEnabled;
OptionInfoPtr Options;
IOADDRESS ioBase;
VMMDevReqMousePointer *reqp;
xf86CursorInfoPtr pCurs;
size_t pointerHeaderSize;
size_t pointerSize;
Bool useDevice;
Bool forceSWCursor;
/** Are we currently switched to a virtual terminal? If so, it is not
* safe to touch the hardware. */
Bool vtSwitch;
Bool useVbva;
int viewportX, viewportY;
VMMDevMemory *pVMMDevMemory;
VBVAMEMORY *pVbvaMemory;
} VBOXRec, *VBOXPtr;
extern Bool vbox_init(int scrnIndex, VBOXPtr pVBox);
extern Bool vbox_cursor_init (ScreenPtr pScreen);
extern Bool vbox_open (ScrnInfoPtr pScrn, ScreenPtr pScreen, VBOXPtr pVBox);
extern void vbox_close (ScrnInfoPtr pScrn, VBOXPtr pVBox);
extern Bool vbox_device_available(VBOXPtr pVBox);
extern Bool vboxEnableVbva(ScrnInfoPtr pScrn);
extern Bool vboxDisableVbva(ScrnInfoPtr pScrn);
extern Bool vboxEnableGraphicsCap(VBOXPtr pVBox);
extern Bool vboxDisableGraphicsCap(VBOXPtr pVBox);
extern Bool vboxGetDisplayChangeRequest(ScrnInfoPtr pScrn, uint32_t *pcx,
uint32_t *pcy, uint32_t *pcBits,
uint32_t *piDisplay);
extern Bool vboxHostLikesVideoMode(ScrnInfoPtr pScrn, uint32_t cx, uint32_t cy, uint32_t cBits);
extern Bool vboxSaveVideoMode(ScrnInfoPtr pScrn, uint32_t cx, uint32_t cy, uint32_t cBits);
extern Bool vboxRetrieveVideoMode(ScrnInfoPtr pScrn, uint32_t *pcx, uint32_t *pcy, uint32_t *pcBits);
#endif /* _VBOXVIDEO_H_ */