mirror of
https://github.com/X11Libre/xserver.git
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xfree86: vgahw: move over public SDK header to include/
Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
This commit is contained in:
Enrico Weigelt, metux IT consult
committed by
Enrico Weigelt
Enrico Weigelt
parent
e20767dd40
commit
0edeb0e34e
@@ -493,6 +493,7 @@ if build_xorg
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'vndserver.h',
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'window.h',
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'windowstr.h',
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'vgaHW.h',
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'xaarop.h',
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'xf86.h',
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'xf86cmap.h',
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217
include/vgaHW.h
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217
include/vgaHW.h
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@@ -0,0 +1,217 @@
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/*
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* Copyright (c) 1997,1998 The XFree86 Project, Inc.
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*
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* Loosely based on code bearing the following copyright:
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*
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* Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany.
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*
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* Author: Dirk Hohndel
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*/
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#ifndef _VGAHW_H
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#define _VGAHW_H
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#include <X11/X.h>
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#include "misc.h"
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#include "input.h"
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#include "scrnintstr.h"
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#include "xf86str.h"
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#include "xf86Pci.h"
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#include "xf86DDC.h"
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#include "globals.h"
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#include <X11/extensions/dpmsconst.h>
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extern _X_EXPORT int vgaHWGetIndex(void);
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/*
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* access macro
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*/
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#define VGAHWPTR(p) ((vgaHWPtr)((p)->privates[vgaHWGetIndex()].ptr))
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/* Standard VGA registers */
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#define VGA_ATTR_INDEX 0x3C0
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#define VGA_ATTR_DATA_W 0x3C0
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#define VGA_ATTR_DATA_R 0x3C1
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#define VGA_IN_STAT_0 0x3C2 /* read */
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#define VGA_MISC_OUT_W 0x3C2 /* write */
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#define VGA_ENABLE 0x3C3
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#define VGA_SEQ_INDEX 0x3C4
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#define VGA_SEQ_DATA 0x3C5
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#define VGA_DAC_MASK 0x3C6
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#define VGA_DAC_READ_ADDR 0x3C7
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#define VGA_DAC_WRITE_ADDR 0x3C8
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#define VGA_DAC_DATA 0x3C9
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#define VGA_FEATURE_R 0x3CA /* read */
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#define VGA_MISC_OUT_R 0x3CC /* read */
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#define VGA_GRAPH_INDEX 0x3CE
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#define VGA_GRAPH_DATA 0x3CF
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#define VGA_IOBASE_MONO 0x3B0
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#define VGA_IOBASE_COLOR 0x3D0
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#define VGA_CRTC_INDEX_OFFSET 0x04
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#define VGA_CRTC_DATA_OFFSET 0x05
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#define VGA_IN_STAT_1_OFFSET 0x0A /* read */
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#define VGA_FEATURE_W_OFFSET 0x0A /* write */
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/* default number of VGA registers stored internally */
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#define VGA_NUM_CRTC 25
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#define VGA_NUM_SEQ 5
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#define VGA_NUM_GFX 9
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#define VGA_NUM_ATTR 21
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/* Flags for vgaHWSave() and vgaHWRestore() */
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#define VGA_SR_MODE 0x01
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#define VGA_SR_FONTS 0x02
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#define VGA_SR_CMAP 0x04
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#define VGA_SR_ALL (VGA_SR_MODE | VGA_SR_FONTS | VGA_SR_CMAP)
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/* Defaults for the VGA memory window */
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#define VGA_DEFAULT_PHYS_ADDR 0xA0000
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#define VGA_DEFAULT_MEM_SIZE (64 * 1024)
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/*
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* vgaRegRec contains settings of standard VGA registers.
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*/
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typedef struct {
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unsigned char MiscOutReg; /* */
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unsigned char *CRTC; /* Crtc Controller */
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unsigned char *Sequencer; /* Video Sequencer */
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unsigned char *Graphics; /* Video Graphics */
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unsigned char *Attribute; /* Video Attribute */
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unsigned char DAC[768]; /* Internal Colorlookuptable */
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unsigned char numCRTC; /* number of CRTC registers, def=VGA_NUM_CRTC */
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unsigned char numSequencer; /* number of seq registers, def=VGA_NUM_SEQ */
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unsigned char numGraphics; /* number of gfx registers, def=VGA_NUM_GFX */
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unsigned char numAttribute; /* number of attr registers, def=VGA_NUM_ATTR */
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} vgaRegRec, *vgaRegPtr;
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typedef struct _vgaHWRec *vgaHWPtr;
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typedef void (*vgaHWWriteIndexProcPtr) (vgaHWPtr hwp, CARD8 indx, CARD8 value);
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typedef CARD8 (*vgaHWReadIndexProcPtr) (vgaHWPtr hwp, CARD8 indx);
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typedef void (*vgaHWWriteProcPtr) (vgaHWPtr hwp, CARD8 value);
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typedef CARD8 (*vgaHWReadProcPtr) (vgaHWPtr hwp);
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typedef void (*vgaHWMiscProcPtr) (vgaHWPtr hwp);
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/*
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* vgaHWRec contains per-screen information required by the vgahw module.
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*
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* Note, the palette referred to by the paletteEnabled, enablePalette and
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* disablePalette is the 16-entry (+overscan) EGA-compatible palette accessed
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* via the first 17 attribute registers and not the main 8-bit palette.
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*/
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typedef struct _vgaHWRec {
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void *Base; /* Address of "VGA" memory */
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int MapSize; /* Size of "VGA" memory */
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unsigned long MapPhys; /* phys location of VGA mem */
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int IOBase; /* I/O Base address */
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CARD8 *MMIOBase; /* Pointer to MMIO start */
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int MMIOOffset; /* base + offset + vgareg
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= mmioreg */
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void *FontInfo1; /* save area for fonts in
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plane 2 */
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void *FontInfo2; /* save area for fonts in
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plane 3 */
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void *TextInfo; /* save area for text */
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vgaRegRec SavedReg; /* saved registers */
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vgaRegRec ModeReg; /* register settings for
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current mode */
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Bool ShowOverscan;
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Bool paletteEnabled;
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Bool cmapSaved;
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ScrnInfoPtr pScrn;
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vgaHWWriteIndexProcPtr writeCrtc;
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vgaHWReadIndexProcPtr readCrtc;
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vgaHWWriteIndexProcPtr writeGr;
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vgaHWReadIndexProcPtr readGr;
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vgaHWReadProcPtr readST00;
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vgaHWReadProcPtr readST01;
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vgaHWReadProcPtr readFCR;
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vgaHWWriteProcPtr writeFCR;
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vgaHWWriteIndexProcPtr writeAttr;
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vgaHWReadIndexProcPtr readAttr;
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vgaHWWriteIndexProcPtr writeSeq;
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vgaHWReadIndexProcPtr readSeq;
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vgaHWWriteProcPtr writeMiscOut;
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vgaHWReadProcPtr readMiscOut;
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vgaHWMiscProcPtr enablePalette;
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vgaHWMiscProcPtr disablePalette;
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vgaHWWriteProcPtr writeDacMask;
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vgaHWReadProcPtr readDacMask;
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vgaHWWriteProcPtr writeDacWriteAddr;
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vgaHWWriteProcPtr writeDacReadAddr;
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vgaHWWriteProcPtr writeDacData;
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vgaHWReadProcPtr readDacData;
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void *ddc;
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struct pci_io_handle *io;
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vgaHWReadProcPtr readEnable;
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vgaHWWriteProcPtr writeEnable;
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struct pci_device *dev;
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} vgaHWRec;
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/* Some macros that VGA drivers can use in their ChipProbe() function */
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#define OVERSCAN 0x11 /* Index of OverScan register */
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/* Flags that define how overscan correction should take place */
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#define KGA_FIX_OVERSCAN 1 /* overcan correction required */
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#define KGA_ENABLE_ON_ZERO 2 /* if possible enable display at beginning */
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/* of next scanline/frame */
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#define KGA_BE_TOT_DEC 4 /* always fix problem by setting blank end */
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/* to total - 1 */
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#define BIT_PLANE 3 /* Which plane we write to in mono mode */
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#define BITS_PER_GUN 6
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#define COLORMAP_SIZE 256
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#define DACDelay(hw) \
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do { \
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(hw)->readST01((hw)); \
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(hw)->readST01((hw)); \
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} while (0)
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/* Function Prototypes */
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/* vgaHW.c */
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extern _X_EXPORT void vgaHWSetStdFuncs(vgaHWPtr hwp);
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extern _X_EXPORT void vgaHWSetMmioFuncs(vgaHWPtr hwp, CARD8 *base, int offset);
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extern _X_EXPORT void vgaHWProtect(ScrnInfoPtr pScrn, Bool on);
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extern _X_EXPORT Bool vgaHWSaveScreen(ScreenPtr pScreen, int mode);
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extern _X_EXPORT void vgaHWBlankScreen(ScrnInfoPtr pScrn, Bool on);
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extern _X_EXPORT void vgaHWSeqReset(vgaHWPtr hwp, Bool start);
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_X_EXPORT void vgaHWRestoreFonts(ScrnInfoPtr pScrnInfo, vgaRegPtr restore);
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_X_EXPORT void vgaHWRestore(ScrnInfoPtr pScrnInfo, vgaRegPtr restore, int flags);
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_X_EXPORT void vgaHWSaveFonts(ScrnInfoPtr pScrnInfo, vgaRegPtr save);
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_X_EXPORT void vgaHWSave(ScrnInfoPtr pScrnInfo, vgaRegPtr save, int flags);
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extern _X_EXPORT Bool vgaHWInit(ScrnInfoPtr scrnp, DisplayModePtr mode);
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extern _X_EXPORT Bool vgaHWCopyReg(vgaRegPtr dst, vgaRegPtr src);
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extern _X_EXPORT Bool vgaHWGetHWRec(ScrnInfoPtr scrp);
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extern _X_EXPORT void vgaHWFreeHWRec(ScrnInfoPtr scrp);
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extern _X_EXPORT Bool vgaHWMapMem(ScrnInfoPtr scrp);
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extern _X_EXPORT void vgaHWUnmapMem(ScrnInfoPtr scrp);
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extern _X_EXPORT void vgaHWGetIOBase(vgaHWPtr hwp);
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extern _X_EXPORT void vgaHWLock(vgaHWPtr hwp);
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extern _X_EXPORT void vgaHWUnlock(vgaHWPtr hwp);
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extern _X_EXPORT void vgaHWEnable(vgaHWPtr hwp);
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extern _X_EXPORT void vgaHWDPMSSet(ScrnInfoPtr pScrn, int PowerManagementMode,
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int flags);
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extern _X_EXPORT Bool vgaHWHandleColormaps(ScreenPtr pScreen);
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extern _X_EXPORT void vgaHWddc1SetSpeed(ScrnInfoPtr pScrn, xf86ddcSpeed speed);
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extern _X_EXPORT CARD32 vgaHWHBlankKGA(DisplayModePtr mode, vgaRegPtr regp,
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int nBits, unsigned int Flags);
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extern _X_EXPORT CARD32 vgaHWVBlankKGA(DisplayModePtr mode, vgaRegPtr regp,
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int nBits, unsigned int Flags);
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extern _X_EXPORT Bool vgaHWAllocDefaultRegs(vgaRegPtr regp);
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extern _X_EXPORT DDC1SetSpeedProc vgaHWddc1SetSpeedWeak(void);
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extern _X_EXPORT void xf86GetClocks(ScrnInfoPtr pScrn, int num,
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Bool (*ClockFunc) (ScrnInfoPtr, int),
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void (*ProtectRegs) (ScrnInfoPtr, Bool),
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void (*BlankScreen) (ScrnInfoPtr, Bool),
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unsigned long vertsyncreg, int maskval,
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int knownclkindex, int knownclkvalue);
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#endif /* _VGAHW_H */
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