x11include/xorg-server-1.9.0/vgaHW.h

cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/*
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync * Copyright (c) 1997,1998 The XFree86 Project, Inc.
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync *
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync * Loosely based on code bearing the following copyright:
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync *
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync *   Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany.
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync *
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync * Author: Dirk Hohndel
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#ifndef _VGAHW_H
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define _VGAHW_H
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#include <X11/X.h>
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#include "misc.h"
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#include "input.h"
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#include "scrnintstr.h"
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#include "colormapst.h"
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#include "xf86str.h"
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#include "xf86Pci.h"
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#include "xf86DDC.h"
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#include "globals.h"
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#include <X11/extensions/dpmsconst.h>
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT int vgaHWGetIndex(void);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/*
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync * access macro
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGAHWPTR(p) ((vgaHWPtr)((p)->privates[vgaHWGetIndex()].ptr))
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* Standard VGA registers */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_ATTR_INDEX      0x3C0
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_ATTR_DATA_W     0x3C0
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_ATTR_DATA_R     0x3C1
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_IN_STAT_0       0x3C2       /* read */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_MISC_OUT_W      0x3C2       /* write */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_ENABLE      0x3C3
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_SEQ_INDEX       0x3C4
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_SEQ_DATA        0x3C5
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_DAC_MASK        0x3C6
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_DAC_READ_ADDR   0x3C7
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_DAC_WRITE_ADDR  0x3C8
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_DAC_DATA        0x3C9
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_FEATURE_R       0x3CA       /* read */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_MISC_OUT_R      0x3CC       /* read */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_GRAPH_INDEX     0x3CE
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_GRAPH_DATA      0x3CF
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_IOBASE_MONO     0x3B0
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_IOBASE_COLOR    0x3D0
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_CRTC_INDEX_OFFSET   0x04
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_CRTC_DATA_OFFSET    0x05
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_IN_STAT_1_OFFSET    0x0A        /* read */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_FEATURE_W_OFFSET    0x0A        /* write */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* default number of VGA registers stored internally */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_NUM_CRTC 25
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_NUM_SEQ 5
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_NUM_GFX 9
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_NUM_ATTR 21
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* Flags for vgaHWSave() and vgaHWRestore() */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_SR_MODE     0x01
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_SR_FONTS        0x02
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_SR_CMAP     0x04
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_SR_ALL      (VGA_SR_MODE | VGA_SR_FONTS | VGA_SR_CMAP)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* Defaults for the VGA memory window */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_DEFAULT_PHYS_ADDR   0xA0000
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGA_DEFAULT_MEM_SIZE    (64 * 1024)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/*
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync * vgaRegRec contains settings of standard VGA registers.
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsynctypedef struct {
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    unsigned char MiscOutReg;     /* */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    unsigned char *CRTC;       /* Crtc Controller */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    unsigned char *Sequencer;   /* Video Sequencer */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    unsigned char *Graphics;    /* Video Graphics */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    unsigned char *Attribute;  /* Video Atribute */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    unsigned char DAC[768];       /* Internal Colorlookuptable */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    unsigned char numCRTC;  /* number of CRTC registers, def=VGA_NUM_CRTC */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    unsigned char numSequencer; /* number of seq registers, def=VGA_NUM_SEQ */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    unsigned char numGraphics;  /* number of gfx registers, def=VGA_NUM_GFX */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    unsigned char numAttribute; /* number of attr registers, def=VGA_NUM_ATTR */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync} vgaRegRec, *vgaRegPtr;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsynctypedef struct _vgaHWRec *vgaHWPtr;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsynctypedef void (*vgaHWWriteIndexProcPtr)(vgaHWPtr hwp, CARD8 indx, CARD8 value);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsynctypedef CARD8 (*vgaHWReadIndexProcPtr)(vgaHWPtr hwp, CARD8 indx);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsynctypedef void (*vgaHWWriteProcPtr)(vgaHWPtr hwp, CARD8 value);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsynctypedef CARD8 (*vgaHWReadProcPtr)(vgaHWPtr hwp);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsynctypedef void (*vgaHWMiscProcPtr)(vgaHWPtr hwp);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/*
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync * vgaHWRec contains per-screen information required by the vgahw module.
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync *
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync * Note, the palette referred to by the paletteEnabled, enablePalette and
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync * disablePalette is the 16-entry (+overscan) EGA-compatible palette accessed
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync * via the first 17 attribute registers and not the main 8-bit palette.
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsynctypedef struct _vgaHWRec {
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    pointer         Base;       /* Address of "VGA" memory */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    int             MapSize;    /* Size of "VGA" memory */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    unsigned long       MapPhys;    /* phys location of VGA mem */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    int             IOBase;     /* I/O Base address */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    CARD8 *             MMIOBase;   /* Pointer to MMIO start */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    int             MMIOOffset; /* base + offset + vgareg
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync                           = mmioreg */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    pointer         FontInfo1;  /* save area for fonts in
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync                            plane 2 */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    pointer         FontInfo2;  /* save area for fonts in
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync                            plane 3 */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    pointer         TextInfo;   /* save area for text */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaRegRec           SavedReg;   /* saved registers */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaRegRec           ModeReg;    /* register settings for
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync                            current mode */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    Bool            ShowOverscan;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    Bool            paletteEnabled;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    Bool            cmapSaved;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    ScrnInfoPtr         pScrn;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWWriteIndexProcPtr  writeCrtc;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWReadIndexProcPtr   readCrtc;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWWriteIndexProcPtr  writeGr;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWReadIndexProcPtr   readGr;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWReadProcPtr            readST00;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWReadProcPtr            readST01;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWReadProcPtr            readFCR;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWWriteProcPtr           writeFCR;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWWriteIndexProcPtr  writeAttr;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWReadIndexProcPtr   readAttr;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWWriteIndexProcPtr  writeSeq;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWReadIndexProcPtr   readSeq;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWWriteProcPtr       writeMiscOut;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWReadProcPtr        readMiscOut;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWMiscProcPtr        enablePalette;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWMiscProcPtr        disablePalette;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWWriteProcPtr       writeDacMask;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWReadProcPtr        readDacMask;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWWriteProcPtr       writeDacWriteAddr;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWWriteProcPtr       writeDacReadAddr;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWWriteProcPtr       writeDacData;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWReadProcPtr        readDacData;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    pointer                     ddc;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    IOADDRESS           PIOOffset;  /* offset + vgareg
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync                           = pioreg */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWReadProcPtr        readEnable;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    vgaHWWriteProcPtr       writeEnable;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    struct pci_device          *dev;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync} vgaHWRec;
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* Some macros that VGA drivers can use in their ChipProbe() function */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define VGAHW_GET_IOBASE()  ((inb(VGA_MISC_OUT_R) & 0x01) ?           \
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync                     VGA_IOBASE_COLOR : VGA_IOBASE_MONO)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define OVERSCAN 0x11       /* Index of OverScan register */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* Flags that define how overscan correction should take place */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define KGA_FIX_OVERSCAN  1   /* overcan correction required */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define KGA_ENABLE_ON_ZERO 2  /* if possible enable display at beginning */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync                              /* of next scanline/frame                  */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define KGA_BE_TOT_DEC 4      /* always fix problem by setting blank end */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync                  /* to total - 1                            */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define BIT_PLANE 3     /* Which plane we write to in mono mode */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define BITS_PER_GUN 6
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define COLORMAP_SIZE 256
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#if defined(__powerpc__) || defined(__arm__) || defined(__s390__)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define DACDelay(hw) /* No legacy VGA support */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#else
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define DACDelay(hw)                                  \
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    do {                                      \
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync        (void)inb((hw)->PIOOffset + (hw)->IOBase + VGA_IN_STAT_1_OFFSET); \
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync        (void)inb((hw)->PIOOffset + (hw)->IOBase + VGA_IN_STAT_1_OFFSET); \
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync    } while (0)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#endif
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* Function Prototypes */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* vgaHW.c */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsynctypedef void vgaHWProtectProc(ScrnInfoPtr, Bool);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsynctypedef void vgaHWBlankScreenProc(ScrnInfoPtr, Bool);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWSetStdFuncs(vgaHWPtr hwp);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWSetMmioFuncs(vgaHWPtr hwp, CARD8 *base, int offset);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWProtect(ScrnInfoPtr pScrn, Bool on);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT vgaHWProtectProc *vgaHWProtectWeak(void);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT Bool vgaHWSaveScreen(ScreenPtr pScreen, int mode);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWBlankScreen(ScrnInfoPtr pScrn, Bool on);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT vgaHWBlankScreenProc *vgaHWBlankScreenWeak(void);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWSeqReset(vgaHWPtr hwp, Bool start);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWRestoreFonts(ScrnInfoPtr scrninfp, vgaRegPtr restore);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWRestoreMode(ScrnInfoPtr scrninfp, vgaRegPtr restore);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWRestoreColormap(ScrnInfoPtr scrninfp, vgaRegPtr restore);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWRestore(ScrnInfoPtr scrninfp, vgaRegPtr restore, int flags);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWSaveFonts(ScrnInfoPtr scrninfp, vgaRegPtr save);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWSaveMode(ScrnInfoPtr scrninfp, vgaRegPtr save);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWSaveColormap(ScrnInfoPtr scrninfp, vgaRegPtr save);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWSave(ScrnInfoPtr scrninfp, vgaRegPtr save, int flags);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT Bool vgaHWInit(ScrnInfoPtr scrnp, DisplayModePtr mode);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT Bool vgaHWSetRegCounts(ScrnInfoPtr scrp, int numCRTC, int numSequencer,
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync                    int numGraphics, int numAttribute);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT Bool vgaHWCopyReg(vgaRegPtr dst, vgaRegPtr src);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT Bool vgaHWGetHWRec(ScrnInfoPtr scrp);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWFreeHWRec(ScrnInfoPtr scrp);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT Bool vgaHWMapMem(ScrnInfoPtr scrp);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWUnmapMem(ScrnInfoPtr scrp);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWGetIOBase(vgaHWPtr hwp);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWLock(vgaHWPtr hwp);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWUnlock(vgaHWPtr hwp);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWEnable(vgaHWPtr hwp);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWDisable(vgaHWPtr hwp);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWDPMSSet(ScrnInfoPtr pScrn, int PowerManagementMode, int flags);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT Bool vgaHWHandleColormaps(ScreenPtr pScreen);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT void vgaHWddc1SetSpeed(ScrnInfoPtr pScrn, xf86ddcSpeed speed);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT CARD32 vgaHWHBlankKGA(DisplayModePtr mode, vgaRegPtr regp, int nBits,
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync           unsigned int Flags);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT CARD32 vgaHWVBlankKGA(DisplayModePtr mode, vgaRegPtr regp, int nBits,
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync           unsigned int Flags);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT Bool vgaHWAllocDefaultRegs(vgaRegPtr regp);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT DDC1SetSpeedProc vgaHWddc1SetSpeedWeak(void);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern _X_EXPORT SaveScreenProcPtr vgaHWSaveScreenWeak(void);
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#endif /* _VGAHW_H */