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authormarha <marha@users.sourceforge.net>2010-05-16 20:50:58 +0000
committermarha <marha@users.sourceforge.net>2010-05-16 20:50:58 +0000
commit1c94119ae26b94a60bb2c2b33494ed43c3b8a52f (patch)
treecfe0c736c95314edac7d9f1065be9c13026ed0c1 /xorg-server/hw/xfree86/vbe
parent6b29aa4559aeb6f795caee047561654bfa0a1954 (diff)
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svn merge -r588:HEAD ^/branches/released .
Diffstat (limited to 'xorg-server/hw/xfree86/vbe')
-rw-r--r--xorg-server/hw/xfree86/vbe/vbe.c2290
-rw-r--r--xorg-server/hw/xfree86/vbe/vbe.h682
-rw-r--r--xorg-server/hw/xfree86/vbe/vbeModes.c902
3 files changed, 1937 insertions, 1937 deletions
diff --git a/xorg-server/hw/xfree86/vbe/vbe.c b/xorg-server/hw/xfree86/vbe/vbe.c
index 26f5911d5..bb88b86cf 100644
--- a/xorg-server/hw/xfree86/vbe/vbe.c
+++ b/xorg-server/hw/xfree86/vbe/vbe.c
@@ -1,1145 +1,1145 @@
-
-/*
- * XFree86 vbe module
- * Copyright 2000 Egbert Eich
- *
- * The mode query/save/set/restore functions from the vesa driver
- * have been moved here.
- * Copyright (c) 2000 by Conectiva S.A. (http://www.conectiva.com)
- * Authors: Paulo César Pereira de Andrade <pcpa@conectiva.com.br>
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <string.h>
-
-#include "xf86.h"
-#include "vbe.h"
-#include <X11/Xarch.h>
-#include <X11/extensions/dpmsconst.h>
-
-#define VERSION(x) VBE_VERSION_MAJOR(x),VBE_VERSION_MINOR(x)
-
-#if X_BYTE_ORDER == X_LITTLE_ENDIAN
-#define B_O16(x) (x)
-#define B_O32(x) (x)
-#else
-#define B_O16(x) ((((x) & 0xff) << 8) | (((x) & 0xff) >> 8))
-#define B_O32(x) ((((x) & 0xff) << 24) | (((x) & 0xff00) << 8) \
- | (((x) & 0xff0000) >> 8) | (((x) & 0xff000000) >> 24))
-#endif
-#define L_ADD(x) (B_O32(x) & 0xffff) + ((B_O32(x) >> 12) & 0xffff00)
-
-#define FARP(p) (((unsigned)(p & 0xffff0000) >> 12) | (p & 0xffff))
-#define R16(v) ((v) & 0xffff)
-
-static unsigned char * vbeReadEDID(vbeInfoPtr pVbe);
-static Bool vbeProbeDDC(vbeInfoPtr pVbe);
-
-static const char vbeVersionString[] = "VBE2";
-
-vbeInfoPtr
-VBEInit(xf86Int10InfoPtr pInt, int entityIndex)
-{
- return VBEExtendedInit(pInt, entityIndex, 0);
-}
-
-vbeInfoPtr
-VBEExtendedInit(xf86Int10InfoPtr pInt, int entityIndex, int Flags)
-{
- int RealOff;
- pointer page = NULL;
- ScrnInfoPtr pScrn = xf86FindScreenForEntity(entityIndex);
- vbeControllerInfoPtr vbe = NULL;
- Bool init_int10 = FALSE;
- vbeInfoPtr vip = NULL;
- int screen;
-
- if (!pScrn) return NULL;
- screen = pScrn->scrnIndex;
-
- if (!pInt) {
- if (!xf86LoadSubModule(pScrn, "int10"))
- goto error;
-
- xf86DrvMsg(screen,X_INFO,"initializing int10\n");
- pInt = xf86ExtendedInitInt10(entityIndex,Flags);
- if (!pInt)
- goto error;
- init_int10 = TRUE;
- }
-
- page = xf86Int10AllocPages(pInt,1,&RealOff);
- if (!page) goto error;
- vbe = (vbeControllerInfoPtr) page;
- memcpy(vbe->VbeSignature,vbeVersionString,4);
-
- pInt->ax = 0x4F00;
- pInt->es = SEG_ADDR(RealOff);
- pInt->di = SEG_OFF(RealOff);
- pInt->num = 0x10;
-
- xf86ExecX86int10(pInt);
-
- if ((pInt->ax & 0xff) != 0x4f) {
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA BIOS not detected\n");
- goto error;
- }
-
- switch (pInt->ax & 0xff00) {
- case 0:
- xf86DrvMsg(screen,X_INFO,"VESA BIOS detected\n");
- break;
- case 0x100:
- xf86DrvMsg(screen,X_INFO,"VESA BIOS function failed\n");
- goto error;
- case 0x200:
- xf86DrvMsg(screen,X_INFO,"VESA BIOS not supported\n");
- goto error;
- case 0x300:
- xf86DrvMsg(screen,X_INFO,"VESA BIOS not supported in current mode\n");
- goto error;
- default:
- xf86DrvMsg(screen,X_INFO,"Invalid\n");
- goto error;
- }
-
- xf86DrvMsgVerb(screen, X_INFO, 4,
- "VbeVersion is %d, OemStringPtr is 0x%08lx,\n"
- "\tOemVendorNamePtr is 0x%08lx, OemProductNamePtr is 0x%08lx,\n"
- "\tOemProductRevPtr is 0x%08lx\n",
- vbe->VbeVersion, (unsigned long)vbe->OemStringPtr,
- (unsigned long)vbe->OemVendorNamePtr,
- (unsigned long)vbe->OemProductNamePtr,
- (unsigned long)vbe->OemProductRevPtr);
-
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE Version %i.%i\n",
- VERSION(vbe->VbeVersion));
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE Total Mem: %i kB\n",
- vbe->TotalMem * 64);
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE OEM: %s\n",
- (CARD8*)xf86int10Addr(pInt,L_ADD(vbe->OemStringPtr)));
-
- if (B_O16(vbe->VbeVersion) >= 0x200) {
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE OEM Software Rev: %i.%i\n",
- VERSION(vbe->OemSoftwareRev));
- if (vbe->OemVendorNamePtr)
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE OEM Vendor: %s\n",
- (CARD8*)xf86int10Addr(pInt,L_ADD(vbe->OemVendorNamePtr)));
- if (vbe->OemProductNamePtr)
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE OEM Product: %s\n",
- (CARD8*)xf86int10Addr(pInt,L_ADD(vbe->OemProductNamePtr)));
- if (vbe->OemProductRevPtr)
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE OEM Product Rev: %s\n",
- (CARD8*)xf86int10Addr(pInt,L_ADD(vbe->OemProductRevPtr)));
- }
- vip = (vbeInfoPtr)xnfalloc(sizeof(vbeInfoRec));
- vip->version = B_O16(vbe->VbeVersion);
- vip->pInt10 = pInt;
- vip->ddc = DDC_UNCHECKED;
- vip->memory = page;
- vip->real_mode_base = RealOff;
- vip->num_pages = 1;
- vip->init_int10 = init_int10;
-
- return vip;
-
- error:
- if (page)
- xf86Int10FreePages(pInt, page, 1);
- if (init_int10)
- xf86FreeInt10(pInt);
- return NULL;
-}
-
-void
-vbeFree(vbeInfoPtr pVbe)
-{
- if (!pVbe)
- return;
-
- xf86Int10FreePages(pVbe->pInt10,pVbe->memory,pVbe->num_pages);
- /* If we have initalized int10 we ought to free it, too */
- if (pVbe->init_int10)
- xf86FreeInt10(pVbe->pInt10);
- xfree(pVbe);
- return;
-}
-
-static Bool
-vbeProbeDDC(vbeInfoPtr pVbe)
-{
- char *ddc_level;
- int screen = pVbe->pInt10->scrnIndex;
-
- if (pVbe->ddc == DDC_NONE)
- return FALSE;
- if (pVbe->ddc != DDC_UNCHECKED)
- return TRUE;
-
- pVbe->pInt10->ax = 0x4F15;
- pVbe->pInt10->bx = 0;
- pVbe->pInt10->cx = 0;
- pVbe->pInt10->es = 0;
- pVbe->pInt10->di = 0;
- pVbe->pInt10->num = 0x10;
-
- xf86ExecX86int10(pVbe->pInt10);
-
- if ((pVbe->pInt10->ax & 0xff) != 0x4f) {
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE DDC not supported\n");
- pVbe->ddc = DDC_NONE;
- return FALSE;
- }
-
- switch ((pVbe->pInt10->ax >> 8) & 0xff) {
- case 0:
- xf86DrvMsg(screen,X_INFO,"VESA VBE DDC supported\n");
- switch (pVbe->pInt10->bx & 0x3) {
- case 0:
- ddc_level = " none";
- pVbe->ddc = DDC_NONE;
- break;
- case 1:
- ddc_level = " 1";
- pVbe->ddc = DDC_1;
- break;
- case 2:
- ddc_level = " 2";
- pVbe->ddc = DDC_2;
- break;
- case 3:
- ddc_level = " 1 + 2";
- pVbe->ddc = DDC_1_2;
- break;
- default:
- ddc_level = "";
- pVbe->ddc = DDC_NONE;
- break;
- }
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE DDC Level%s\n",ddc_level);
- if (pVbe->pInt10->bx & 0x4) {
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE DDC Screen blanked"
- "for data transfer\n");
- pVbe->ddc_blank = TRUE;
- } else
- pVbe->ddc_blank = FALSE;
-
- xf86DrvMsgVerb(screen,X_INFO,3,
- "VESA VBE DDC transfer in appr. %x sec.\n",
- (pVbe->pInt10->bx >> 8) & 0xff);
- }
-
- return TRUE;
-}
-
-typedef enum {
- VBEOPT_NOVBE,
- VBEOPT_NODDC
-} VBEOpts;
-
-static const OptionInfoRec VBEOptions[] = {
- { VBEOPT_NOVBE, "NoVBE", OPTV_BOOLEAN, {0}, FALSE },
- { VBEOPT_NODDC, "NoDDC", OPTV_BOOLEAN, {0}, FALSE },
- { -1, NULL, OPTV_NONE, {0}, FALSE },
-};
-
-static unsigned char *
-vbeReadEDID(vbeInfoPtr pVbe)
-{
- int RealOff = pVbe->real_mode_base;
- pointer page = pVbe->memory;
- unsigned char *tmp = NULL;
- Bool novbe = FALSE;
- Bool noddc = FALSE;
- int screen = pVbe->pInt10->scrnIndex;
- OptionInfoPtr options;
-
- if (!page) return NULL;
-
- options = xnfalloc(sizeof(VBEOptions));
- (void)memcpy(options, VBEOptions, sizeof(VBEOptions));
- xf86ProcessOptions(screen, xf86Screens[screen]->options, options);
- xf86GetOptValBool(options, VBEOPT_NOVBE, &novbe);
- xf86GetOptValBool(options, VBEOPT_NODDC, &noddc);
- xfree(options);
- if (novbe || noddc) return NULL;
-
- if (!vbeProbeDDC(pVbe)) goto error;
-
- memset(page,0,sizeof(vbeInfoPtr));
- strcpy(page,vbeVersionString);
-
- pVbe->pInt10->ax = 0x4F15;
- pVbe->pInt10->bx = 0x01;
- pVbe->pInt10->cx = 0;
- pVbe->pInt10->dx = 0;
- pVbe->pInt10->es = SEG_ADDR(RealOff);
- pVbe->pInt10->di = SEG_OFF(RealOff);
- pVbe->pInt10->num = 0x10;
-
- xf86ExecX86int10(pVbe->pInt10);
-
- if ((pVbe->pInt10->ax & 0xff) != 0x4f) {
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE DDC invalid\n");
- goto error;
- }
- switch (pVbe->pInt10->ax & 0xff00) {
- case 0x0:
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE DDC read successfully\n");
- tmp = (unsigned char *)xnfalloc(128);
- memcpy(tmp,page,128);
- break;
- case 0x100:
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE DDC read failed\n");
- break;
- default:
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE DDC unkown failure %i\n",
- pVbe->pInt10->ax & 0xff00);
- break;
- }
-
- error:
- return tmp;
-}
-
-xf86MonPtr
-vbeDoEDID(vbeInfoPtr pVbe, pointer pDDCModule)
-{
- xf86MonPtr pMonitor;
- pointer pModule;
- unsigned char *DDC_data = NULL;
-
- if (!pVbe) return NULL;
- if (pVbe->version < 0x200)
- return NULL;
-
- if (!(pModule = pDDCModule)) {
- pModule =
- xf86LoadSubModule(xf86Screens[pVbe->pInt10->scrnIndex], "ddc");
- if (!pModule)
- return NULL;
- }
-
- DDC_data = vbeReadEDID(pVbe);
-
- if (!DDC_data)
- return NULL;
-
- pMonitor = xf86InterpretEDID(pVbe->pInt10->scrnIndex, DDC_data);
-
- if (!pDDCModule)
- xf86UnloadSubModule(pModule);
- return pMonitor;
-}
-
-#define GET_UNALIGNED2(x) \
- ((*(CARD16*)(x)) | (*(((CARD16*)(x) + 1))) << 16)
-
-VbeInfoBlock *
-VBEGetVBEInfo(vbeInfoPtr pVbe)
-{
- VbeInfoBlock *block = NULL;
- int i, pStr, pModes;
- char *str;
- CARD16 major, *modes;
-
- bzero(pVbe->memory, sizeof(VbeInfoBlock));
-
- /*
- Input:
- AH := 4Fh Super VGA support
- AL := 00h Return Super VGA information
- ES:DI := Pointer to buffer
-
- Output:
- AX := status
- (All other registers are preserved)
- */
-
- ((char*)pVbe->memory)[0] = 'V';
- ((char*)pVbe->memory)[1] = 'B';
- ((char*)pVbe->memory)[2] = 'E';
- ((char*)pVbe->memory)[3] = '2';
-
- pVbe->pInt10->num = 0x10;
- pVbe->pInt10->ax = 0x4f00;
- pVbe->pInt10->es = SEG_ADDR(pVbe->real_mode_base);
- pVbe->pInt10->di = SEG_OFF(pVbe->real_mode_base);
- xf86ExecX86int10(pVbe->pInt10);
-
- if (R16(pVbe->pInt10->ax) != 0x4f)
- return (NULL);
-
- block = xcalloc(sizeof(VbeInfoBlock), 1);
- block->VESASignature[0] = ((char*)pVbe->memory)[0];
- block->VESASignature[1] = ((char*)pVbe->memory)[1];
- block->VESASignature[2] = ((char*)pVbe->memory)[2];
- block->VESASignature[3] = ((char*)pVbe->memory)[3];
-
- block->VESAVersion = *(CARD16*)(((char*)pVbe->memory) + 4);
- major = (unsigned)block->VESAVersion >> 8;
-
- pStr = GET_UNALIGNED2((((char*)pVbe->memory) + 6));
- str = xf86int10Addr(pVbe->pInt10, FARP(pStr));
- block->OEMStringPtr = strdup(str);
-
- block->Capabilities[0] = ((char*)pVbe->memory)[10];
- block->Capabilities[1] = ((char*)pVbe->memory)[11];
- block->Capabilities[2] = ((char*)pVbe->memory)[12];
- block->Capabilities[3] = ((char*)pVbe->memory)[13];
-
- pModes = GET_UNALIGNED2((((char*)pVbe->memory) + 14));
- modes = xf86int10Addr(pVbe->pInt10, FARP(pModes));
- i = 0;
- while (modes[i] != 0xffff)
- i++;
- block->VideoModePtr = xalloc(sizeof(CARD16) * i + 1);
- memcpy(block->VideoModePtr, modes, sizeof(CARD16) * i);
- block->VideoModePtr[i] = 0xffff;
-
- block->TotalMemory = *(CARD16*)(((char*)pVbe->memory) + 18);
-
- if (major < 2)
- memcpy(&block->OemSoftwareRev, ((char*)pVbe->memory) + 20, 236);
- else {
- block->OemSoftwareRev = *(CARD16*)(((char*)pVbe->memory) + 20);
- pStr = GET_UNALIGNED2((((char*)pVbe->memory) + 22));
- str = xf86int10Addr(pVbe->pInt10, FARP(pStr));
- block->OemVendorNamePtr = strdup(str);
- pStr = GET_UNALIGNED2((((char*)pVbe->memory) + 26));
- str = xf86int10Addr(pVbe->pInt10, FARP(pStr));
- block->OemProductNamePtr = strdup(str);
- pStr = GET_UNALIGNED2((((char*)pVbe->memory) + 30));
- str = xf86int10Addr(pVbe->pInt10, FARP(pStr));
- block->OemProductRevPtr = strdup(str);
- memcpy(&block->Reserved, ((char*)pVbe->memory) + 34, 222);
- memcpy(&block->OemData, ((char*)pVbe->memory) + 256, 256);
- }
-
- return (block);
-}
-
-void
-VBEFreeVBEInfo(VbeInfoBlock *block)
-{
- xfree(block->OEMStringPtr);
- xfree(block->VideoModePtr);
- if (((unsigned)block->VESAVersion >> 8) >= 2) {
- xfree(block->OemVendorNamePtr);
- xfree(block->OemProductNamePtr);
- xfree(block->OemProductRevPtr);
- }
- xfree(block);
-}
-
-Bool
-VBESetVBEMode(vbeInfoPtr pVbe, int mode, VbeCRTCInfoBlock *block)
-{
- /*
- Input:
- AH := 4Fh Super VGA support
- AL := 02h Set Super VGA video mode
- BX := Video mode
- D0-D8 := Mode number
- D9-D10 := Reserved (must be 0)
- D11 := 0 Use current default refresh rate
- := 1 Use user specified CRTC values for refresh rate
- D12-13 Reserved for VBE/AF (must be 0)
- D14 := 0 Use windowed frame buffer model
- := 1 Use linear/flat frame buffer model
- D15 := 0 Clear video memory
- := 1 Don't clear video memory
- ES:DI := Pointer to VbeCRTCInfoBlock structure
-
- Output: AX = Status
- (All other registers are preserved)
- */
- pVbe->pInt10->num = 0x10;
- pVbe->pInt10->ax = 0x4f02;
- pVbe->pInt10->bx = mode;
- if (block) {
- pVbe->pInt10->bx |= 1 << 11;
- memcpy(pVbe->memory, block, sizeof(VbeCRTCInfoBlock));
- pVbe->pInt10->es = SEG_ADDR(pVbe->real_mode_base);
- pVbe->pInt10->di = SEG_OFF(pVbe->real_mode_base);
- } else
- pVbe->pInt10->bx &= ~(1 << 11);
-
- xf86ExecX86int10(pVbe->pInt10);
-
- return (R16(pVbe->pInt10->ax) == 0x4f);
-}
-
-Bool
-VBEGetVBEMode(vbeInfoPtr pVbe, int *mode)
-{
- /*
- Input:
- AH := 4Fh Super VGA support
- AL := 03h Return current video mode
-
- Output:
- AX := Status
- BX := Current video mode
- (All other registers are preserved)
- */
- pVbe->pInt10->num = 0x10;
- pVbe->pInt10->ax = 0x4f03;
-
- xf86ExecX86int10(pVbe->pInt10);
-
- if (R16(pVbe->pInt10->ax) == 0x4f) {
- *mode = R16(pVbe->pInt10->bx);
-
- return (TRUE);
- }
-
- return (FALSE);
-}
-
-VbeModeInfoBlock *
-VBEGetModeInfo(vbeInfoPtr pVbe, int mode)
-{
- VbeModeInfoBlock *block = NULL;
-
- bzero(pVbe->memory, sizeof(VbeModeInfoBlock));
-
- /*
- Input:
- AH := 4Fh Super VGA support
- AL := 01h Return Super VGA mode information
- CX := Super VGA video mode
- (mode number must be one of those returned by Function 0)
- ES:DI := Pointer to buffer
-
- Output:
- AX := status
- (All other registers are preserved)
- */
- pVbe->pInt10->num = 0x10;
- pVbe->pInt10->ax = 0x4f01;
- pVbe->pInt10->cx = mode;
- pVbe->pInt10->es = SEG_ADDR(pVbe->real_mode_base);
- pVbe->pInt10->di = SEG_OFF(pVbe->real_mode_base);
- xf86ExecX86int10(pVbe->pInt10);
- if (R16(pVbe->pInt10->ax) != 0x4f)
- return (NULL);
-
- block = xcalloc(sizeof(VbeModeInfoBlock), 1);
-
- block->ModeAttributes = *(CARD16*)pVbe->memory;
- block->WinAAttributes = ((char*)pVbe->memory)[2];
- block->WinBAttributes = ((char*)pVbe->memory)[3];
- block->WinGranularity = *(CARD16*)(((char*)pVbe->memory) + 4);
- block->WinSize = *(CARD16*)(((char*)pVbe->memory) + 6);
- block->WinASegment = *(CARD16*)(((char*)pVbe->memory) + 8);
- block->WinBSegment = *(CARD16*)(((char*)pVbe->memory) + 10);
- block->WinFuncPtr = *(CARD32*)(((char*)pVbe->memory) + 12);
- block->BytesPerScanline = *(CARD16*)(((char*)pVbe->memory) + 16);
-
- /* mandatory information for VBE 1.2 and above */
- block->XResolution = *(CARD16*)(((char*)pVbe->memory) + 18);
- block->YResolution = *(CARD16*)(((char*)pVbe->memory) + 20);
- block->XCharSize = ((char*)pVbe->memory)[22];
- block->YCharSize = ((char*)pVbe->memory)[23];
- block->NumberOfPlanes = ((char*)pVbe->memory)[24];
- block->BitsPerPixel = ((char*)pVbe->memory)[25];
- block->NumberOfBanks = ((char*)pVbe->memory)[26];
- block->MemoryModel = ((char*)pVbe->memory)[27];
- block->BankSize = ((char*)pVbe->memory)[28];
- block->NumberOfImages = ((char*)pVbe->memory)[29];
- block->Reserved = ((char*)pVbe->memory)[30];
-
- /* Direct color fields (required for direct/6 and YUV/7 memory models) */
- block->RedMaskSize = ((char*)pVbe->memory)[31];
- block->RedFieldPosition = ((char*)pVbe->memory)[32];
- block->GreenMaskSize = ((char*)pVbe->memory)[33];
- block->GreenFieldPosition = ((char*)pVbe->memory)[34];
- block->BlueMaskSize = ((char*)pVbe->memory)[35];
- block->BlueFieldPosition = ((char*)pVbe->memory)[36];
- block->RsvdMaskSize = ((char*)pVbe->memory)[37];
- block->RsvdFieldPosition = ((char*)pVbe->memory)[38];
- block->DirectColorModeInfo = ((char*)pVbe->memory)[39];
-
- /* Mandatory information for VBE 2.0 and above */
- if (pVbe->version >= 0x200) {
- block->PhysBasePtr = *(CARD32*)(((char*)pVbe->memory) + 40);
- block->Reserved32 = *(CARD32*)(((char*)pVbe->memory) + 44);
- block->Reserved16 = *(CARD16*)(((char*)pVbe->memory) + 48);
-
- /* Mandatory information for VBE 3.0 and above */
- if (pVbe->version >= 0x300) {
- block->LinBytesPerScanLine = *(CARD16*)(((char*)pVbe->memory) + 50);
- block->BnkNumberOfImagePages = ((char*)pVbe->memory)[52];
- block->LinNumberOfImagePages = ((char*)pVbe->memory)[53];
- block->LinRedMaskSize = ((char*)pVbe->memory)[54];
- block->LinRedFieldPosition = ((char*)pVbe->memory)[55];
- block->LinGreenMaskSize = ((char*)pVbe->memory)[56];
- block->LinGreenFieldPosition = ((char*)pVbe->memory)[57];
- block->LinBlueMaskSize = ((char*)pVbe->memory)[58];
- block->LinBlueFieldPosition = ((char*)pVbe->memory)[59];
- block->LinRsvdMaskSize = ((char*)pVbe->memory)[60];
- block->LinRsvdFieldPosition = ((char*)pVbe->memory)[61];
- block->MaxPixelClock = *(CARD32*)(((char*)pVbe->memory) + 62);
- memcpy(&block->Reserved2, ((char*)pVbe->memory) + 66, 188);
- }
- else
- memcpy(&block->LinBytesPerScanLine, ((char*)pVbe->memory) + 50, 206);
- }
- else
- memcpy(&block->PhysBasePtr, ((char*)pVbe->memory) + 40, 216);
-
- return (block);
-}
-
-void
-VBEFreeModeInfo(VbeModeInfoBlock *block)
-{
- xfree(block);
-}
-
-Bool
-VBESaveRestore(vbeInfoPtr pVbe, vbeSaveRestoreFunction function,
- pointer *memory, int *size, int *real_mode_pages)
-{
- /*
- Input:
- AH := 4Fh Super VGA support
- AL := 04h Save/restore Super VGA video state
- DL := 00h Return save/restore state buffer size
- CX := Requested states
- D0 = Save/restore video hardware state
- D1 = Save/restore video BIOS data state
- D2 = Save/restore video DAC state
- D3 = Save/restore Super VGA state
-
- Output:
- AX = Status
- BX = Number of 64-byte blocks to hold the state buffer
- (All other registers are preserved)
-
-
- Input:
- AH := 4Fh Super VGA support
- AL := 04h Save/restore Super VGA video state
- DL := 01h Save Super VGA video state
- CX := Requested states (see above)
- ES:BX := Pointer to buffer
-
- Output:
- AX := Status
- (All other registers are preserved)
-
-
- Input:
- AH := 4Fh Super VGA support
- AL := 04h Save/restore Super VGA video state
- DL := 02h Restore Super VGA video state
- CX := Requested states (see above)
- ES:BX := Pointer to buffer
-
- Output:
- AX := Status
- (All other registers are preserved)
- */
-
- if ((pVbe->version & 0xff00) > 0x100) {
- int screen = pVbe->pInt10->scrnIndex;
- if (function == MODE_QUERY ||
- (function == MODE_SAVE && !*memory)) {
- /* Query amount of memory to save state */
-
- pVbe->pInt10->num = 0x10;
- pVbe->pInt10->ax = 0x4f04;
- pVbe->pInt10->dx = 0;
- pVbe->pInt10->cx = 0x000f;
- xf86ExecX86int10(pVbe->pInt10);
- if (R16(pVbe->pInt10->ax) != 0x4f)
- return (FALSE);
-
- if (function == MODE_SAVE) {
- int npages = (R16(pVbe->pInt10->bx) * 64) / 4096 + 1;
- if ((*memory = xf86Int10AllocPages(pVbe->pInt10, npages,
- real_mode_pages)) == NULL) {
- xf86DrvMsg(screen, X_ERROR,
- "Cannot allocate memory to save SVGA state.\n");
- return (FALSE);
- }
- }
- *size = pVbe->pInt10->bx * 64;
- }
-
- /* Save/Restore Super VGA state */
- if (function != MODE_QUERY) {
-
- if (!*memory) return FALSE;
- pVbe->pInt10->num = 0x10;
- pVbe->pInt10->ax = 0x4f04;
- switch (function) {
- case MODE_SAVE:
- pVbe->pInt10->dx = 1;
- break;
- case MODE_RESTORE:
- pVbe->pInt10->dx = 2;
- break;
- case MODE_QUERY:
- return FALSE;
- }
- pVbe->pInt10->cx = 0x000f;
-
- pVbe->pInt10->es = SEG_ADDR(*real_mode_pages);
- pVbe->pInt10->bx = SEG_OFF(*real_mode_pages);
- xf86ExecX86int10(pVbe->pInt10);
- return (R16(pVbe->pInt10->ax) == 0x4f);
-
- }
- }
- return TRUE;
-}
-
-Bool
-VBEBankSwitch(vbeInfoPtr pVbe, unsigned int iBank, int window)
-{
- /*
- Input:
- AH := 4Fh Super VGA support
- AL := 05h
-
- Output:
- */
- pVbe->pInt10->num = 0x10;
- pVbe->pInt10->ax = 0x4f05;
- pVbe->pInt10->bx = window;
- pVbe->pInt10->dx = iBank;
- xf86ExecX86int10(pVbe->pInt10);
-
- if (R16(pVbe->pInt10->ax) != 0x4f)
- return (FALSE);
-
- return (TRUE);
-}
-
-Bool
-VBESetGetLogicalScanlineLength(vbeInfoPtr pVbe, vbeScanwidthCommand command,
- int width, int *pixels, int *bytes, int *max)
-{
- if (command < SCANWID_SET || command > SCANWID_GET_MAX)
- return (FALSE);
-
- /*
- Input:
- AX := 4F06h VBE Set/Get Logical Scan Line Length
- BL := 00h Set Scan Line Length in Pixels
- := 01h Get Scan Line Length
- := 02h Set Scan Line Length in Bytes
- := 03h Get Maximum Scan Line Length
- CX := If BL=00h Desired Width in Pixels
- If BL=02h Desired Width in Bytes
- (Ignored for Get Functions)
-
- Output:
- AX := VBE Return Status
- BX := Bytes Per Scan Line
- CX := Actual Pixels Per Scan Line
- (truncated to nearest complete pixel)
- DX := Maximum Number of Scan Lines
- */
-
- pVbe->pInt10->num = 0x10;
- pVbe->pInt10->ax = 0x4f06;
- pVbe->pInt10->bx = command;
- if (command == SCANWID_SET || command == SCANWID_SET_BYTES)
- pVbe->pInt10->cx = width;
- xf86ExecX86int10(pVbe->pInt10);
-
- if (R16(pVbe->pInt10->ax) != 0x4f)
- return (FALSE);
-
- if (command == SCANWID_GET || command == SCANWID_GET_MAX) {
- if (pixels)
- *pixels = R16(pVbe->pInt10->cx);
- if (bytes)
- *bytes = R16(pVbe->pInt10->bx);
- if (max)
- *max = R16(pVbe->pInt10->dx);
- }
-
- return (TRUE);
-}
-
-Bool
-VBESetDisplayStart(vbeInfoPtr pVbe, int x, int y, Bool wait_retrace)
-{
- pVbe->pInt10->num = 0x10;
- pVbe->pInt10->ax = 0x4f07;
- pVbe->pInt10->bx = wait_retrace ? 0x80 : 0x00;
- pVbe->pInt10->cx = x;
- pVbe->pInt10->dx = y;
- xf86ExecX86int10(pVbe->pInt10);
-
- if (R16(pVbe->pInt10->ax) != 0x4f)
- return (FALSE);
-
- return (TRUE);
-}
-
-Bool
-VBEGetDisplayStart(vbeInfoPtr pVbe, int *x, int *y)
-{
- pVbe->pInt10->num = 0x10;
- pVbe->pInt10->ax = 0x4f07;
- pVbe->pInt10->bx = 0x01;
- xf86ExecX86int10(pVbe->pInt10);
-
- if (R16(pVbe->pInt10->ax) != 0x4f)
- return (FALSE);
-
- *x = pVbe->pInt10->cx;
- *y = pVbe->pInt10->dx;
-
- return (TRUE);
-}
-
-int
-VBESetGetDACPaletteFormat(vbeInfoPtr pVbe, int bits)
-{
- /*
- Input:
- AX := 4F08h VBE Set/Get Palette Format
- BL := 00h Set DAC Palette Format
- := 01h Get DAC Palette Format
- BH := Desired bits of color per primary
- (Set DAC Palette Format only)
-
- Output:
- AX := VBE Return Status
- BH := Current number of bits of color per primary
- */
-
- pVbe->pInt10->num = 0x10;
- pVbe->pInt10->ax = 0x4f08;
- if (!bits)
- pVbe->pInt10->bx = 0x01;
- else
- pVbe->pInt10->bx = (bits & 0x00ff) << 8;
- xf86ExecX86int10(pVbe->pInt10);
-
- if (R16(pVbe->pInt10->ax) != 0x4f)
- return (0);
-
- return (bits != 0 ? bits : (pVbe->pInt10->bx >> 8) & 0x00ff);
-}
-
-CARD32 *
-VBESetGetPaletteData(vbeInfoPtr pVbe, Bool set, int first, int num,
- CARD32 *data, Bool secondary, Bool wait_retrace)
-{
- /*
- Input:
- (16-bit)
- AX := 4F09h VBE Load/Unload Palette Data
- BL := 00h Set Palette Data
- := 01h Get Palette Data
- := 02h Set Secondary Palette Data
- := 03h Get Secondary Palette Data
- := 80h Set Palette Data during Vertical Retrace
- CX := Number of palette registers to update (to a maximum of 256)
- DX := First of the palette registers to update (start)
- ES:DI := Table of palette values (see below for format)
-
- Output:
- AX := VBE Return Status
-
-
- Input:
- (32-bit)
- BL := 00h Set Palette Data
- := 80h Set Palette Data during Vertical Retrace
- CX := Number of palette registers to update (to a maximum of 256)
- DX := First of the palette registers to update (start)
- ES:EDI := Table of palette values (see below for format)
- DS := Selector for memory mapped registers
- */
-
- pVbe->pInt10->num = 0x10;
- pVbe->pInt10->ax = 0x4f09;
- if (!secondary)
- pVbe->pInt10->bx = set && wait_retrace ? 0x80 : set ? 0 : 1;
- else
- pVbe->pInt10->bx = set ? 2 : 3;
- pVbe->pInt10->cx = num;
- pVbe->pInt10->dx = first;
- pVbe->pInt10->es = SEG_ADDR(pVbe->real_mode_base);
- pVbe->pInt10->di = SEG_OFF(pVbe->real_mode_base);
- if (set)
- memcpy(pVbe->memory, data, num * sizeof(CARD32));
- xf86ExecX86int10(pVbe->pInt10);
-
- if (R16(pVbe->pInt10->ax) != 0x4f)
- return (NULL);
-
- if (set)
- return (data);
-
- data = xalloc(num * sizeof(CARD32));
- memcpy(data, pVbe->memory, num * sizeof(CARD32));
-
- return (data);
-}
-
-VBEpmi *
-VBEGetVBEpmi(vbeInfoPtr pVbe)
-{
- VBEpmi *pmi;
-
- /*
- Input:
- AH := 4Fh Super VGA support
- AL := 0Ah Protected Mode Interface
- BL := 00h Return Protected Mode Table
-
- Output:
- AX := Status
- ES := Real Mode Segment of Table
- DI := Offset of Table
- CX := Lenght of Table including protected mode code in bytes (for copying purposes)
- (All other registers are preserved)
- */
-
- pVbe->pInt10->num = 0x10;
- pVbe->pInt10->ax = 0x4f0a;
- pVbe->pInt10->bx = 0;
- pVbe->pInt10->di = 0;
- xf86ExecX86int10(pVbe->pInt10);
-
- if (R16(pVbe->pInt10->ax) != 0x4f)
- return (NULL);
-
- pmi = xalloc(sizeof(VBEpmi));
- pmi->seg_tbl = R16(pVbe->pInt10->es);
- pmi->tbl_off = R16(pVbe->pInt10->di);
- pmi->tbl_len = R16(pVbe->pInt10->cx);
-
- return (pmi);
-}
-
-#if 0
-vbeModeInfoPtr
-VBEBuildVbeModeList(vbeInfoPtr pVbe, VbeInfoBlock *vbe)
-{
- vbeModeInfoPtr ModeList = NULL;
-
- int i = 0;
- while (vbe->VideoModePtr[i] != 0xffff) {
- vbeModeInfoPtr m;
- VbeModeInfoBlock *mode;
- int id = vbe->VideoModePtr[i++];
- int bpp;
-
- if ((mode = VBEGetModeInfo(pVbe, id)) == NULL)
- continue;
-
- bpp = mode->BitsPerPixel;
-
- m = xnfcalloc(sizeof(vbeModeInfoRec),1);
- m->width = mode->XResolution;
- m->height = mode->YResolution;
- m->bpp = bpp;
- m->n = id;
- m->next = ModeList;
-
- xf86DrvMsgVerb(pVbe->pInt10->scrnIndex, X_PROBED, 3,
- "BIOS reported VESA mode 0x%x: x:%i y:%i bpp:%i\n",
- m->n, m->width, m->height, m->bpp);
-
- ModeList = m;
-
- VBEFreeModeInfo(mode);
- }
- return ModeList;
-}
-
-unsigned short
-VBECalcVbeModeIndex(vbeModeInfoPtr m, DisplayModePtr mode, int bpp)
-{
- while (m) {
- if (bpp == m->bpp
- && mode->HDisplay == m->width
- && mode->VDisplay == m->height)
- return m->n;
- m = m->next;
- }
- return 0;
-}
-#endif
-
-void
-VBEVesaSaveRestore(vbeInfoPtr pVbe, vbeSaveRestorePtr vbe_sr,
- vbeSaveRestoreFunction function)
-{
- Bool SaveSucc = FALSE;
-
- if (VBE_VERSION_MAJOR(pVbe->version) > 1
- && (function == MODE_SAVE || vbe_sr->pstate)) {
- if (function == MODE_RESTORE)
- memcpy(vbe_sr->state, vbe_sr->pstate, vbe_sr->stateSize);
- ErrorF("VBESaveRestore\n");
- if ((VBESaveRestore(pVbe,function,
- (pointer)&vbe_sr->state,
- &vbe_sr->stateSize,&vbe_sr->statePage))) {
- if (function == MODE_SAVE) {
- SaveSucc = TRUE;
- vbe_sr->stateMode = -1; /* invalidate */
- /* don't rely on the memory not being touched */
- if (vbe_sr->pstate == NULL)
- vbe_sr->pstate = xalloc(vbe_sr->stateSize);
- memcpy(vbe_sr->pstate, vbe_sr->state, vbe_sr->stateSize);
- }
- ErrorF("VBESaveRestore done with success\n");
- return;
- }
- ErrorF("VBESaveRestore done\n");
- }
-
- if (function == MODE_SAVE && !SaveSucc)
- (void)VBEGetVBEMode(pVbe, &vbe_sr->stateMode);
-
- if (function == MODE_RESTORE && vbe_sr->stateMode != -1)
- VBESetVBEMode(pVbe, vbe_sr->stateMode, NULL);
-
-}
-
-int
-VBEGetPixelClock(vbeInfoPtr pVbe, int mode, int clock)
-{
- /*
- Input:
- AX := 4F0Bh VBE Get Pixel Clock
- BL := 00h Get Pixel Clock
- ECX := pixel clock in units of Hz
- DX := mode number
-
- Output:
- AX := VBE Return Status
- ECX := Closest pixel clock
- */
-
- pVbe->pInt10->num = 0x10;
- pVbe->pInt10->ax = 0x4f0b;
- pVbe->pInt10->bx = 0x00;
- pVbe->pInt10->cx = clock;
- pVbe->pInt10->dx = mode;
- xf86ExecX86int10(pVbe->pInt10);
-
- if (R16(pVbe->pInt10->ax) != 0x4f)
- return (0);
-
- return (pVbe->pInt10->cx);
-}
-
-Bool
-VBEDPMSSet(vbeInfoPtr pVbe, int mode)
-{
- /*
- Input:
- AX := 4F10h DPMS
- BL := 01h Set Display Power State
- BH := requested power state
-
- Output:
- AX := VBE Return Status
- */
-
- pVbe->pInt10->num = 0x10;
- pVbe->pInt10->ax = 0x4f10;
- pVbe->pInt10->bx = 0x01;
- switch (mode) {
- case DPMSModeOn:
- break;
- case DPMSModeStandby:
- pVbe->pInt10->bx |= 0x100;
- break;
- case DPMSModeSuspend:
- pVbe->pInt10->bx |= 0x200;
- break;
- case DPMSModeOff:
- pVbe->pInt10->bx |= 0x400;
- break;
- }
- xf86ExecX86int10(pVbe->pInt10);
- return (R16(pVbe->pInt10->ax) == 0x4f);
-}
-
-void
-VBEInterpretPanelID(int scrnIndex, struct vbePanelID *data)
-{
- ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
- DisplayModePtr mode;
- const float PANEL_HZ = 60.0;
-
- if (!data)
- return;
-
- xf86DrvMsg(scrnIndex, X_INFO, "PanelID returned panel resolution %dx%d\n",
- data->hsize, data->vsize);
-
- if (pScrn->monitor->nHsync || pScrn->monitor->nVrefresh)
- return;
-
- mode = xf86CVTMode(data->hsize, data->vsize, PANEL_HZ, 1, 0);
-
- pScrn->monitor->nHsync = 1;
- pScrn->monitor->hsync[0].lo = 31.5;
- pScrn->monitor->hsync[0].hi = (float)mode->Clock / (float)mode->HTotal;
- pScrn->monitor->nVrefresh = 1;
- pScrn->monitor->vrefresh[0].lo = 56.0;
- pScrn->monitor->vrefresh[0].hi =
- (float)mode->Clock*1000.0 / (float)mode->HTotal / (float)mode->VTotal;
-
- xfree(mode);
-}
-
-struct vbePanelID *
-VBEReadPanelID(vbeInfoPtr pVbe)
-{
- int RealOff = pVbe->real_mode_base;
- pointer page = pVbe->memory;
- void *tmp = NULL;
- int screen = pVbe->pInt10->scrnIndex;
-
- pVbe->pInt10->ax = 0x4F11;
- pVbe->pInt10->bx = 0x01;
- pVbe->pInt10->cx = 0;
- pVbe->pInt10->dx = 0;
- pVbe->pInt10->es = SEG_ADDR(RealOff);
- pVbe->pInt10->di = SEG_OFF(RealOff);
- pVbe->pInt10->num = 0x10;
-
- xf86ExecX86int10(pVbe->pInt10);
-
- if ((pVbe->pInt10->ax & 0xff) != 0x4f) {
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE PanelID invalid\n");
- goto error;
- }
-
- switch (pVbe->pInt10->ax & 0xff00) {
- case 0x0:
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE PanelID read successfully\n");
- tmp = xnfalloc(32);
- memcpy(tmp, page, 32);
- break;
- case 0x100:
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE PanelID read failed\n");
- break;
- default:
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE PanelID unknown failure %i\n",
- pVbe->pInt10->ax & 0xff00);
- break;
- }
-
-error:
- return tmp;
-}
+
+/*
+ * XFree86 vbe module
+ * Copyright 2000 Egbert Eich
+ *
+ * The mode query/save/set/restore functions from the vesa driver
+ * have been moved here.
+ * Copyright (c) 2000 by Conectiva S.A. (http://www.conectiva.com)
+ * Authors: Paulo César Pereira de Andrade <pcpa@conectiva.com.br>
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <string.h>
+
+#include "xf86.h"
+#include "vbe.h"
+#include <X11/Xarch.h>
+#include <X11/extensions/dpmsconst.h>
+
+#define VERSION(x) VBE_VERSION_MAJOR(x),VBE_VERSION_MINOR(x)
+
+#if X_BYTE_ORDER == X_LITTLE_ENDIAN
+#define B_O16(x) (x)
+#define B_O32(x) (x)
+#else
+#define B_O16(x) ((((x) & 0xff) << 8) | (((x) & 0xff) >> 8))
+#define B_O32(x) ((((x) & 0xff) << 24) | (((x) & 0xff00) << 8) \
+ | (((x) & 0xff0000) >> 8) | (((x) & 0xff000000) >> 24))
+#endif
+#define L_ADD(x) (B_O32(x) & 0xffff) + ((B_O32(x) >> 12) & 0xffff00)
+
+#define FARP(p) (((unsigned)(p & 0xffff0000) >> 12) | (p & 0xffff))
+#define R16(v) ((v) & 0xffff)
+
+static unsigned char * vbeReadEDID(vbeInfoPtr pVbe);
+static Bool vbeProbeDDC(vbeInfoPtr pVbe);
+
+static const char vbeVersionString[] = "VBE2";
+
+vbeInfoPtr
+VBEInit(xf86Int10InfoPtr pInt, int entityIndex)
+{
+ return VBEExtendedInit(pInt, entityIndex, 0);
+}
+
+vbeInfoPtr
+VBEExtendedInit(xf86Int10InfoPtr pInt, int entityIndex, int Flags)
+{
+ int RealOff;
+ pointer page = NULL;
+ ScrnInfoPtr pScrn = xf86FindScreenForEntity(entityIndex);
+ vbeControllerInfoPtr vbe = NULL;
+ Bool init_int10 = FALSE;
+ vbeInfoPtr vip = NULL;
+ int screen;
+
+ if (!pScrn) return NULL;
+ screen = pScrn->scrnIndex;
+
+ if (!pInt) {
+ if (!xf86LoadSubModule(pScrn, "int10"))
+ goto error;
+
+ xf86DrvMsg(screen,X_INFO,"initializing int10\n");
+ pInt = xf86ExtendedInitInt10(entityIndex,Flags);
+ if (!pInt)
+ goto error;
+ init_int10 = TRUE;
+ }
+
+ page = xf86Int10AllocPages(pInt,1,&RealOff);
+ if (!page) goto error;
+ vbe = (vbeControllerInfoPtr) page;
+ memcpy(vbe->VbeSignature,vbeVersionString,4);
+
+ pInt->ax = 0x4F00;
+ pInt->es = SEG_ADDR(RealOff);
+ pInt->di = SEG_OFF(RealOff);
+ pInt->num = 0x10;
+
+ xf86ExecX86int10(pInt);
+
+ if ((pInt->ax & 0xff) != 0x4f) {
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA BIOS not detected\n");
+ goto error;
+ }
+
+ switch (pInt->ax & 0xff00) {
+ case 0:
+ xf86DrvMsg(screen,X_INFO,"VESA BIOS detected\n");
+ break;
+ case 0x100:
+ xf86DrvMsg(screen,X_INFO,"VESA BIOS function failed\n");
+ goto error;
+ case 0x200:
+ xf86DrvMsg(screen,X_INFO,"VESA BIOS not supported\n");
+ goto error;
+ case 0x300:
+ xf86DrvMsg(screen,X_INFO,"VESA BIOS not supported in current mode\n");
+ goto error;
+ default:
+ xf86DrvMsg(screen,X_INFO,"Invalid\n");
+ goto error;
+ }
+
+ xf86DrvMsgVerb(screen, X_INFO, 4,
+ "VbeVersion is %d, OemStringPtr is 0x%08lx,\n"
+ "\tOemVendorNamePtr is 0x%08lx, OemProductNamePtr is 0x%08lx,\n"
+ "\tOemProductRevPtr is 0x%08lx\n",
+ vbe->VbeVersion, (unsigned long)vbe->OemStringPtr,
+ (unsigned long)vbe->OemVendorNamePtr,
+ (unsigned long)vbe->OemProductNamePtr,
+ (unsigned long)vbe->OemProductRevPtr);
+
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE Version %i.%i\n",
+ VERSION(vbe->VbeVersion));
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE Total Mem: %i kB\n",
+ vbe->TotalMem * 64);
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE OEM: %s\n",
+ (CARD8*)xf86int10Addr(pInt,L_ADD(vbe->OemStringPtr)));
+
+ if (B_O16(vbe->VbeVersion) >= 0x200) {
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE OEM Software Rev: %i.%i\n",
+ VERSION(vbe->OemSoftwareRev));
+ if (vbe->OemVendorNamePtr)
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE OEM Vendor: %s\n",
+ (CARD8*)xf86int10Addr(pInt,L_ADD(vbe->OemVendorNamePtr)));
+ if (vbe->OemProductNamePtr)
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE OEM Product: %s\n",
+ (CARD8*)xf86int10Addr(pInt,L_ADD(vbe->OemProductNamePtr)));
+ if (vbe->OemProductRevPtr)
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE OEM Product Rev: %s\n",
+ (CARD8*)xf86int10Addr(pInt,L_ADD(vbe->OemProductRevPtr)));
+ }
+ vip = (vbeInfoPtr)xnfalloc(sizeof(vbeInfoRec));
+ vip->version = B_O16(vbe->VbeVersion);
+ vip->pInt10 = pInt;
+ vip->ddc = DDC_UNCHECKED;
+ vip->memory = page;
+ vip->real_mode_base = RealOff;
+ vip->num_pages = 1;
+ vip->init_int10 = init_int10;
+
+ return vip;
+
+ error:
+ if (page)
+ xf86Int10FreePages(pInt, page, 1);
+ if (init_int10)
+ xf86FreeInt10(pInt);
+ return NULL;
+}
+
+void
+vbeFree(vbeInfoPtr pVbe)
+{
+ if (!pVbe)
+ return;
+
+ xf86Int10FreePages(pVbe->pInt10,pVbe->memory,pVbe->num_pages);
+ /* If we have initalized int10 we ought to free it, too */
+ if (pVbe->init_int10)
+ xf86FreeInt10(pVbe->pInt10);
+ free(pVbe);
+ return;
+}
+
+static Bool
+vbeProbeDDC(vbeInfoPtr pVbe)
+{
+ char *ddc_level;
+ int screen = pVbe->pInt10->scrnIndex;
+
+ if (pVbe->ddc == DDC_NONE)
+ return FALSE;
+ if (pVbe->ddc != DDC_UNCHECKED)
+ return TRUE;
+
+ pVbe->pInt10->ax = 0x4F15;
+ pVbe->pInt10->bx = 0;
+ pVbe->pInt10->cx = 0;
+ pVbe->pInt10->es = 0;
+ pVbe->pInt10->di = 0;
+ pVbe->pInt10->num = 0x10;
+
+ xf86ExecX86int10(pVbe->pInt10);
+
+ if ((pVbe->pInt10->ax & 0xff) != 0x4f) {
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE DDC not supported\n");
+ pVbe->ddc = DDC_NONE;
+ return FALSE;
+ }
+
+ switch ((pVbe->pInt10->ax >> 8) & 0xff) {
+ case 0:
+ xf86DrvMsg(screen,X_INFO,"VESA VBE DDC supported\n");
+ switch (pVbe->pInt10->bx & 0x3) {
+ case 0:
+ ddc_level = " none";
+ pVbe->ddc = DDC_NONE;
+ break;
+ case 1:
+ ddc_level = " 1";
+ pVbe->ddc = DDC_1;
+ break;
+ case 2:
+ ddc_level = " 2";
+ pVbe->ddc = DDC_2;
+ break;
+ case 3:
+ ddc_level = " 1 + 2";
+ pVbe->ddc = DDC_1_2;
+ break;
+ default:
+ ddc_level = "";
+ pVbe->ddc = DDC_NONE;
+ break;
+ }
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE DDC Level%s\n",ddc_level);
+ if (pVbe->pInt10->bx & 0x4) {
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE DDC Screen blanked"
+ "for data transfer\n");
+ pVbe->ddc_blank = TRUE;
+ } else
+ pVbe->ddc_blank = FALSE;
+
+ xf86DrvMsgVerb(screen,X_INFO,3,
+ "VESA VBE DDC transfer in appr. %x sec.\n",
+ (pVbe->pInt10->bx >> 8) & 0xff);
+ }
+
+ return TRUE;
+}
+
+typedef enum {
+ VBEOPT_NOVBE,
+ VBEOPT_NODDC
+} VBEOpts;
+
+static const OptionInfoRec VBEOptions[] = {
+ { VBEOPT_NOVBE, "NoVBE", OPTV_BOOLEAN, {0}, FALSE },
+ { VBEOPT_NODDC, "NoDDC", OPTV_BOOLEAN, {0}, FALSE },
+ { -1, NULL, OPTV_NONE, {0}, FALSE },
+};
+
+static unsigned char *
+vbeReadEDID(vbeInfoPtr pVbe)
+{
+ int RealOff = pVbe->real_mode_base;
+ pointer page = pVbe->memory;
+ unsigned char *tmp = NULL;
+ Bool novbe = FALSE;
+ Bool noddc = FALSE;
+ int screen = pVbe->pInt10->scrnIndex;
+ OptionInfoPtr options;
+
+ if (!page) return NULL;
+
+ options = xnfalloc(sizeof(VBEOptions));
+ (void)memcpy(options, VBEOptions, sizeof(VBEOptions));
+ xf86ProcessOptions(screen, xf86Screens[screen]->options, options);
+ xf86GetOptValBool(options, VBEOPT_NOVBE, &novbe);
+ xf86GetOptValBool(options, VBEOPT_NODDC, &noddc);
+ free(options);
+ if (novbe || noddc) return NULL;
+
+ if (!vbeProbeDDC(pVbe)) goto error;
+
+ memset(page,0,sizeof(vbeInfoPtr));
+ strcpy(page,vbeVersionString);
+
+ pVbe->pInt10->ax = 0x4F15;
+ pVbe->pInt10->bx = 0x01;
+ pVbe->pInt10->cx = 0;
+ pVbe->pInt10->dx = 0;
+ pVbe->pInt10->es = SEG_ADDR(RealOff);
+ pVbe->pInt10->di = SEG_OFF(RealOff);
+ pVbe->pInt10->num = 0x10;
+
+ xf86ExecX86int10(pVbe->pInt10);
+
+ if ((pVbe->pInt10->ax & 0xff) != 0x4f) {
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE DDC invalid\n");
+ goto error;
+ }
+ switch (pVbe->pInt10->ax & 0xff00) {
+ case 0x0:
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE DDC read successfully\n");
+ tmp = (unsigned char *)xnfalloc(128);
+ memcpy(tmp,page,128);
+ break;
+ case 0x100:
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE DDC read failed\n");
+ break;
+ default:
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE DDC unkown failure %i\n",
+ pVbe->pInt10->ax & 0xff00);
+ break;
+ }
+
+ error:
+ return tmp;
+}
+
+xf86MonPtr
+vbeDoEDID(vbeInfoPtr pVbe, pointer pDDCModule)
+{
+ xf86MonPtr pMonitor;
+ pointer pModule;
+ unsigned char *DDC_data = NULL;
+
+ if (!pVbe) return NULL;
+ if (pVbe->version < 0x200)
+ return NULL;
+
+ if (!(pModule = pDDCModule)) {
+ pModule =
+ xf86LoadSubModule(xf86Screens[pVbe->pInt10->scrnIndex], "ddc");
+ if (!pModule)
+ return NULL;
+ }
+
+ DDC_data = vbeReadEDID(pVbe);
+
+ if (!DDC_data)
+ return NULL;
+
+ pMonitor = xf86InterpretEDID(pVbe->pInt10->scrnIndex, DDC_data);
+
+ if (!pDDCModule)
+ xf86UnloadSubModule(pModule);
+ return pMonitor;
+}
+
+#define GET_UNALIGNED2(x) \
+ ((*(CARD16*)(x)) | (*(((CARD16*)(x) + 1))) << 16)
+
+VbeInfoBlock *
+VBEGetVBEInfo(vbeInfoPtr pVbe)
+{
+ VbeInfoBlock *block = NULL;
+ int i, pStr, pModes;
+ char *str;
+ CARD16 major, *modes;
+
+ bzero(pVbe->memory, sizeof(VbeInfoBlock));
+
+ /*
+ Input:
+ AH := 4Fh Super VGA support
+ AL := 00h Return Super VGA information
+ ES:DI := Pointer to buffer
+
+ Output:
+ AX := status
+ (All other registers are preserved)
+ */
+
+ ((char*)pVbe->memory)[0] = 'V';
+ ((char*)pVbe->memory)[1] = 'B';
+ ((char*)pVbe->memory)[2] = 'E';
+ ((char*)pVbe->memory)[3] = '2';
+
+ pVbe->pInt10->num = 0x10;
+ pVbe->pInt10->ax = 0x4f00;
+ pVbe->pInt10->es = SEG_ADDR(pVbe->real_mode_base);
+ pVbe->pInt10->di = SEG_OFF(pVbe->real_mode_base);
+ xf86ExecX86int10(pVbe->pInt10);
+
+ if (R16(pVbe->pInt10->ax) != 0x4f)
+ return (NULL);
+
+ block = calloc(sizeof(VbeInfoBlock), 1);
+ block->VESASignature[0] = ((char*)pVbe->memory)[0];
+ block->VESASignature[1] = ((char*)pVbe->memory)[1];
+ block->VESASignature[2] = ((char*)pVbe->memory)[2];
+ block->VESASignature[3] = ((char*)pVbe->memory)[3];
+
+ block->VESAVersion = *(CARD16*)(((char*)pVbe->memory) + 4);
+ major = (unsigned)block->VESAVersion >> 8;
+
+ pStr = GET_UNALIGNED2((((char*)pVbe->memory) + 6));
+ str = xf86int10Addr(pVbe->pInt10, FARP(pStr));
+ block->OEMStringPtr = strdup(str);
+
+ block->Capabilities[0] = ((char*)pVbe->memory)[10];
+ block->Capabilities[1] = ((char*)pVbe->memory)[11];
+ block->Capabilities[2] = ((char*)pVbe->memory)[12];
+ block->Capabilities[3] = ((char*)pVbe->memory)[13];
+
+ pModes = GET_UNALIGNED2((((char*)pVbe->memory) + 14));
+ modes = xf86int10Addr(pVbe->pInt10, FARP(pModes));
+ i = 0;
+ while (modes[i] != 0xffff)
+ i++;
+ block->VideoModePtr = malloc(sizeof(CARD16) * i + 1);
+ memcpy(block->VideoModePtr, modes, sizeof(CARD16) * i);
+ block->VideoModePtr[i] = 0xffff;
+
+ block->TotalMemory = *(CARD16*)(((char*)pVbe->memory) + 18);
+
+ if (major < 2)
+ memcpy(&block->OemSoftwareRev, ((char*)pVbe->memory) + 20, 236);
+ else {
+ block->OemSoftwareRev = *(CARD16*)(((char*)pVbe->memory) + 20);
+ pStr = GET_UNALIGNED2((((char*)pVbe->memory) + 22));
+ str = xf86int10Addr(pVbe->pInt10, FARP(pStr));
+ block->OemVendorNamePtr = strdup(str);
+ pStr = GET_UNALIGNED2((((char*)pVbe->memory) + 26));
+ str = xf86int10Addr(pVbe->pInt10, FARP(pStr));
+ block->OemProductNamePtr = strdup(str);
+ pStr = GET_UNALIGNED2((((char*)pVbe->memory) + 30));
+ str = xf86int10Addr(pVbe->pInt10, FARP(pStr));
+ block->OemProductRevPtr = strdup(str);
+ memcpy(&block->Reserved, ((char*)pVbe->memory) + 34, 222);
+ memcpy(&block->OemData, ((char*)pVbe->memory) + 256, 256);
+ }
+
+ return (block);
+}
+
+void
+VBEFreeVBEInfo(VbeInfoBlock *block)
+{
+ free(block->OEMStringPtr);
+ free(block->VideoModePtr);
+ if (((unsigned)block->VESAVersion >> 8) >= 2) {
+ free(block->OemVendorNamePtr);
+ free(block->OemProductNamePtr);
+ free(block->OemProductRevPtr);
+ }
+ free(block);
+}
+
+Bool
+VBESetVBEMode(vbeInfoPtr pVbe, int mode, VbeCRTCInfoBlock *block)
+{
+ /*
+ Input:
+ AH := 4Fh Super VGA support
+ AL := 02h Set Super VGA video mode
+ BX := Video mode
+ D0-D8 := Mode number
+ D9-D10 := Reserved (must be 0)
+ D11 := 0 Use current default refresh rate
+ := 1 Use user specified CRTC values for refresh rate
+ D12-13 Reserved for VBE/AF (must be 0)
+ D14 := 0 Use windowed frame buffer model
+ := 1 Use linear/flat frame buffer model
+ D15 := 0 Clear video memory
+ := 1 Don't clear video memory
+ ES:DI := Pointer to VbeCRTCInfoBlock structure
+
+ Output: AX = Status
+ (All other registers are preserved)
+ */
+ pVbe->pInt10->num = 0x10;
+ pVbe->pInt10->ax = 0x4f02;
+ pVbe->pInt10->bx = mode;
+ if (block) {
+ pVbe->pInt10->bx |= 1 << 11;
+ memcpy(pVbe->memory, block, sizeof(VbeCRTCInfoBlock));
+ pVbe->pInt10->es = SEG_ADDR(pVbe->real_mode_base);
+ pVbe->pInt10->di = SEG_OFF(pVbe->real_mode_base);
+ } else
+ pVbe->pInt10->bx &= ~(1 << 11);
+
+ xf86ExecX86int10(pVbe->pInt10);
+
+ return (R16(pVbe->pInt10->ax) == 0x4f);
+}
+
+Bool
+VBEGetVBEMode(vbeInfoPtr pVbe, int *mode)
+{
+ /*
+ Input:
+ AH := 4Fh Super VGA support
+ AL := 03h Return current video mode
+
+ Output:
+ AX := Status
+ BX := Current video mode
+ (All other registers are preserved)
+ */
+ pVbe->pInt10->num = 0x10;
+ pVbe->pInt10->ax = 0x4f03;
+
+ xf86ExecX86int10(pVbe->pInt10);
+
+ if (R16(pVbe->pInt10->ax) == 0x4f) {
+ *mode = R16(pVbe->pInt10->bx);
+
+ return (TRUE);
+ }
+
+ return (FALSE);
+}
+
+VbeModeInfoBlock *
+VBEGetModeInfo(vbeInfoPtr pVbe, int mode)
+{
+ VbeModeInfoBlock *block = NULL;
+
+ bzero(pVbe->memory, sizeof(VbeModeInfoBlock));
+
+ /*
+ Input:
+ AH := 4Fh Super VGA support
+ AL := 01h Return Super VGA mode information
+ CX := Super VGA video mode
+ (mode number must be one of those returned by Function 0)
+ ES:DI := Pointer to buffer
+
+ Output:
+ AX := status
+ (All other registers are preserved)
+ */
+ pVbe->pInt10->num = 0x10;
+ pVbe->pInt10->ax = 0x4f01;
+ pVbe->pInt10->cx = mode;
+ pVbe->pInt10->es = SEG_ADDR(pVbe->real_mode_base);
+ pVbe->pInt10->di = SEG_OFF(pVbe->real_mode_base);
+ xf86ExecX86int10(pVbe->pInt10);
+ if (R16(pVbe->pInt10->ax) != 0x4f)
+ return (NULL);
+
+ block = calloc(sizeof(VbeModeInfoBlock), 1);
+
+ block->ModeAttributes = *(CARD16*)pVbe->memory;
+ block->WinAAttributes = ((char*)pVbe->memory)[2];
+ block->WinBAttributes = ((char*)pVbe->memory)[3];
+ block->WinGranularity = *(CARD16*)(((char*)pVbe->memory) + 4);
+ block->WinSize = *(CARD16*)(((char*)pVbe->memory) + 6);
+ block->WinASegment = *(CARD16*)(((char*)pVbe->memory) + 8);
+ block->WinBSegment = *(CARD16*)(((char*)pVbe->memory) + 10);
+ block->WinFuncPtr = *(CARD32*)(((char*)pVbe->memory) + 12);
+ block->BytesPerScanline = *(CARD16*)(((char*)pVbe->memory) + 16);
+
+ /* mandatory information for VBE 1.2 and above */
+ block->XResolution = *(CARD16*)(((char*)pVbe->memory) + 18);
+ block->YResolution = *(CARD16*)(((char*)pVbe->memory) + 20);
+ block->XCharSize = ((char*)pVbe->memory)[22];
+ block->YCharSize = ((char*)pVbe->memory)[23];
+ block->NumberOfPlanes = ((char*)pVbe->memory)[24];
+ block->BitsPerPixel = ((char*)pVbe->memory)[25];
+ block->NumberOfBanks = ((char*)pVbe->memory)[26];
+ block->MemoryModel = ((char*)pVbe->memory)[27];
+ block->BankSize = ((char*)pVbe->memory)[28];
+ block->NumberOfImages = ((char*)pVbe->memory)[29];
+ block->Reserved = ((char*)pVbe->memory)[30];
+
+ /* Direct color fields (required for direct/6 and YUV/7 memory models) */
+ block->RedMaskSize = ((char*)pVbe->memory)[31];
+ block->RedFieldPosition = ((char*)pVbe->memory)[32];
+ block->GreenMaskSize = ((char*)pVbe->memory)[33];
+ block->GreenFieldPosition = ((char*)pVbe->memory)[34];
+ block->BlueMaskSize = ((char*)pVbe->memory)[35];
+ block->BlueFieldPosition = ((char*)pVbe->memory)[36];
+ block->RsvdMaskSize = ((char*)pVbe->memory)[37];
+ block->RsvdFieldPosition = ((char*)pVbe->memory)[38];
+ block->DirectColorModeInfo = ((char*)pVbe->memory)[39];
+
+ /* Mandatory information for VBE 2.0 and above */
+ if (pVbe->version >= 0x200) {
+ block->PhysBasePtr = *(CARD32*)(((char*)pVbe->memory) + 40);
+ block->Reserved32 = *(CARD32*)(((char*)pVbe->memory) + 44);
+ block->Reserved16 = *(CARD16*)(((char*)pVbe->memory) + 48);
+
+ /* Mandatory information for VBE 3.0 and above */
+ if (pVbe->version >= 0x300) {
+ block->LinBytesPerScanLine = *(CARD16*)(((char*)pVbe->memory) + 50);
+ block->BnkNumberOfImagePages = ((char*)pVbe->memory)[52];
+ block->LinNumberOfImagePages = ((char*)pVbe->memory)[53];
+ block->LinRedMaskSize = ((char*)pVbe->memory)[54];
+ block->LinRedFieldPosition = ((char*)pVbe->memory)[55];
+ block->LinGreenMaskSize = ((char*)pVbe->memory)[56];
+ block->LinGreenFieldPosition = ((char*)pVbe->memory)[57];
+ block->LinBlueMaskSize = ((char*)pVbe->memory)[58];
+ block->LinBlueFieldPosition = ((char*)pVbe->memory)[59];
+ block->LinRsvdMaskSize = ((char*)pVbe->memory)[60];
+ block->LinRsvdFieldPosition = ((char*)pVbe->memory)[61];
+ block->MaxPixelClock = *(CARD32*)(((char*)pVbe->memory) + 62);
+ memcpy(&block->Reserved2, ((char*)pVbe->memory) + 66, 188);
+ }
+ else
+ memcpy(&block->LinBytesPerScanLine, ((char*)pVbe->memory) + 50, 206);
+ }
+ else
+ memcpy(&block->PhysBasePtr, ((char*)pVbe->memory) + 40, 216);
+
+ return (block);
+}
+
+void
+VBEFreeModeInfo(VbeModeInfoBlock *block)
+{
+ free(block);
+}
+
+Bool
+VBESaveRestore(vbeInfoPtr pVbe, vbeSaveRestoreFunction function,
+ pointer *memory, int *size, int *real_mode_pages)
+{
+ /*
+ Input:
+ AH := 4Fh Super VGA support
+ AL := 04h Save/restore Super VGA video state
+ DL := 00h Return save/restore state buffer size
+ CX := Requested states
+ D0 = Save/restore video hardware state
+ D1 = Save/restore video BIOS data state
+ D2 = Save/restore video DAC state
+ D3 = Save/restore Super VGA state
+
+ Output:
+ AX = Status
+ BX = Number of 64-byte blocks to hold the state buffer
+ (All other registers are preserved)
+
+
+ Input:
+ AH := 4Fh Super VGA support
+ AL := 04h Save/restore Super VGA video state
+ DL := 01h Save Super VGA video state
+ CX := Requested states (see above)
+ ES:BX := Pointer to buffer
+
+ Output:
+ AX := Status
+ (All other registers are preserved)
+
+
+ Input:
+ AH := 4Fh Super VGA support
+ AL := 04h Save/restore Super VGA video state
+ DL := 02h Restore Super VGA video state
+ CX := Requested states (see above)
+ ES:BX := Pointer to buffer
+
+ Output:
+ AX := Status
+ (All other registers are preserved)
+ */
+
+ if ((pVbe->version & 0xff00) > 0x100) {
+ int screen = pVbe->pInt10->scrnIndex;
+ if (function == MODE_QUERY ||
+ (function == MODE_SAVE && !*memory)) {
+ /* Query amount of memory to save state */
+
+ pVbe->pInt10->num = 0x10;
+ pVbe->pInt10->ax = 0x4f04;
+ pVbe->pInt10->dx = 0;
+ pVbe->pInt10->cx = 0x000f;
+ xf86ExecX86int10(pVbe->pInt10);
+ if (R16(pVbe->pInt10->ax) != 0x4f)
+ return (FALSE);
+
+ if (function == MODE_SAVE) {
+ int npages = (R16(pVbe->pInt10->bx) * 64) / 4096 + 1;
+ if ((*memory = xf86Int10AllocPages(pVbe->pInt10, npages,
+ real_mode_pages)) == NULL) {
+ xf86DrvMsg(screen, X_ERROR,
+ "Cannot allocate memory to save SVGA state.\n");
+ return (FALSE);
+ }
+ }
+ *size = pVbe->pInt10->bx * 64;
+ }
+
+ /* Save/Restore Super VGA state */
+ if (function != MODE_QUERY) {
+
+ if (!*memory) return FALSE;
+ pVbe->pInt10->num = 0x10;
+ pVbe->pInt10->ax = 0x4f04;
+ switch (function) {
+ case MODE_SAVE:
+ pVbe->pInt10->dx = 1;
+ break;
+ case MODE_RESTORE:
+ pVbe->pInt10->dx = 2;
+ break;
+ case MODE_QUERY:
+ return FALSE;
+ }
+ pVbe->pInt10->cx = 0x000f;
+
+ pVbe->pInt10->es = SEG_ADDR(*real_mode_pages);
+ pVbe->pInt10->bx = SEG_OFF(*real_mode_pages);
+ xf86ExecX86int10(pVbe->pInt10);
+ return (R16(pVbe->pInt10->ax) == 0x4f);
+
+ }
+ }
+ return TRUE;
+}
+
+Bool
+VBEBankSwitch(vbeInfoPtr pVbe, unsigned int iBank, int window)
+{
+ /*
+ Input:
+ AH := 4Fh Super VGA support
+ AL := 05h
+
+ Output:
+ */
+ pVbe->pInt10->num = 0x10;
+ pVbe->pInt10->ax = 0x4f05;
+ pVbe->pInt10->bx = window;
+ pVbe->pInt10->dx = iBank;
+ xf86ExecX86int10(pVbe->pInt10);
+
+ if (R16(pVbe->pInt10->ax) != 0x4f)
+ return (FALSE);
+
+ return (TRUE);
+}
+
+Bool
+VBESetGetLogicalScanlineLength(vbeInfoPtr pVbe, vbeScanwidthCommand command,
+ int width, int *pixels, int *bytes, int *max)
+{
+ if (command < SCANWID_SET || command > SCANWID_GET_MAX)
+ return (FALSE);
+
+ /*
+ Input:
+ AX := 4F06h VBE Set/Get Logical Scan Line Length
+ BL := 00h Set Scan Line Length in Pixels
+ := 01h Get Scan Line Length
+ := 02h Set Scan Line Length in Bytes
+ := 03h Get Maximum Scan Line Length
+ CX := If BL=00h Desired Width in Pixels
+ If BL=02h Desired Width in Bytes
+ (Ignored for Get Functions)
+
+ Output:
+ AX := VBE Return Status
+ BX := Bytes Per Scan Line
+ CX := Actual Pixels Per Scan Line
+ (truncated to nearest complete pixel)
+ DX := Maximum Number of Scan Lines
+ */
+
+ pVbe->pInt10->num = 0x10;
+ pVbe->pInt10->ax = 0x4f06;
+ pVbe->pInt10->bx = command;
+ if (command == SCANWID_SET || command == SCANWID_SET_BYTES)
+ pVbe->pInt10->cx = width;
+ xf86ExecX86int10(pVbe->pInt10);
+
+ if (R16(pVbe->pInt10->ax) != 0x4f)
+ return (FALSE);
+
+ if (command == SCANWID_GET || command == SCANWID_GET_MAX) {
+ if (pixels)
+ *pixels = R16(pVbe->pInt10->cx);
+ if (bytes)
+ *bytes = R16(pVbe->pInt10->bx);
+ if (max)
+ *max = R16(pVbe->pInt10->dx);
+ }
+
+ return (TRUE);
+}
+
+Bool
+VBESetDisplayStart(vbeInfoPtr pVbe, int x, int y, Bool wait_retrace)
+{
+ pVbe->pInt10->num = 0x10;
+ pVbe->pInt10->ax = 0x4f07;
+ pVbe->pInt10->bx = wait_retrace ? 0x80 : 0x00;
+ pVbe->pInt10->cx = x;
+ pVbe->pInt10->dx = y;
+ xf86ExecX86int10(pVbe->pInt10);
+
+ if (R16(pVbe->pInt10->ax) != 0x4f)
+ return (FALSE);
+
+ return (TRUE);
+}
+
+Bool
+VBEGetDisplayStart(vbeInfoPtr pVbe, int *x, int *y)
+{
+ pVbe->pInt10->num = 0x10;
+ pVbe->pInt10->ax = 0x4f07;
+ pVbe->pInt10->bx = 0x01;
+ xf86ExecX86int10(pVbe->pInt10);
+
+ if (R16(pVbe->pInt10->ax) != 0x4f)
+ return (FALSE);
+
+ *x = pVbe->pInt10->cx;
+ *y = pVbe->pInt10->dx;
+
+ return (TRUE);
+}
+
+int
+VBESetGetDACPaletteFormat(vbeInfoPtr pVbe, int bits)
+{
+ /*
+ Input:
+ AX := 4F08h VBE Set/Get Palette Format
+ BL := 00h Set DAC Palette Format
+ := 01h Get DAC Palette Format
+ BH := Desired bits of color per primary
+ (Set DAC Palette Format only)
+
+ Output:
+ AX := VBE Return Status
+ BH := Current number of bits of color per primary
+ */
+
+ pVbe->pInt10->num = 0x10;
+ pVbe->pInt10->ax = 0x4f08;
+ if (!bits)
+ pVbe->pInt10->bx = 0x01;
+ else
+ pVbe->pInt10->bx = (bits & 0x00ff) << 8;
+ xf86ExecX86int10(pVbe->pInt10);
+
+ if (R16(pVbe->pInt10->ax) != 0x4f)
+ return (0);
+
+ return (bits != 0 ? bits : (pVbe->pInt10->bx >> 8) & 0x00ff);
+}
+
+CARD32 *
+VBESetGetPaletteData(vbeInfoPtr pVbe, Bool set, int first, int num,
+ CARD32 *data, Bool secondary, Bool wait_retrace)
+{
+ /*
+ Input:
+ (16-bit)
+ AX := 4F09h VBE Load/Unload Palette Data
+ BL := 00h Set Palette Data
+ := 01h Get Palette Data
+ := 02h Set Secondary Palette Data
+ := 03h Get Secondary Palette Data
+ := 80h Set Palette Data during Vertical Retrace
+ CX := Number of palette registers to update (to a maximum of 256)
+ DX := First of the palette registers to update (start)
+ ES:DI := Table of palette values (see below for format)
+
+ Output:
+ AX := VBE Return Status
+
+
+ Input:
+ (32-bit)
+ BL := 00h Set Palette Data
+ := 80h Set Palette Data during Vertical Retrace
+ CX := Number of palette registers to update (to a maximum of 256)
+ DX := First of the palette registers to update (start)
+ ES:EDI := Table of palette values (see below for format)
+ DS := Selector for memory mapped registers
+ */
+
+ pVbe->pInt10->num = 0x10;
+ pVbe->pInt10->ax = 0x4f09;
+ if (!secondary)
+ pVbe->pInt10->bx = set && wait_retrace ? 0x80 : set ? 0 : 1;
+ else
+ pVbe->pInt10->bx = set ? 2 : 3;
+ pVbe->pInt10->cx = num;
+ pVbe->pInt10->dx = first;
+ pVbe->pInt10->es = SEG_ADDR(pVbe->real_mode_base);
+ pVbe->pInt10->di = SEG_OFF(pVbe->real_mode_base);
+ if (set)
+ memcpy(pVbe->memory, data, num * sizeof(CARD32));
+ xf86ExecX86int10(pVbe->pInt10);
+
+ if (R16(pVbe->pInt10->ax) != 0x4f)
+ return (NULL);
+
+ if (set)
+ return (data);
+
+ data = malloc(num * sizeof(CARD32));
+ memcpy(data, pVbe->memory, num * sizeof(CARD32));
+
+ return (data);
+}
+
+VBEpmi *
+VBEGetVBEpmi(vbeInfoPtr pVbe)
+{
+ VBEpmi *pmi;
+
+ /*
+ Input:
+ AH := 4Fh Super VGA support
+ AL := 0Ah Protected Mode Interface
+ BL := 00h Return Protected Mode Table
+
+ Output:
+ AX := Status
+ ES := Real Mode Segment of Table
+ DI := Offset of Table
+ CX := Lenght of Table including protected mode code in bytes (for copying purposes)
+ (All other registers are preserved)
+ */
+
+ pVbe->pInt10->num = 0x10;
+ pVbe->pInt10->ax = 0x4f0a;
+ pVbe->pInt10->bx = 0;
+ pVbe->pInt10->di = 0;
+ xf86ExecX86int10(pVbe->pInt10);
+
+ if (R16(pVbe->pInt10->ax) != 0x4f)
+ return (NULL);
+
+ pmi = malloc(sizeof(VBEpmi));
+ pmi->seg_tbl = R16(pVbe->pInt10->es);
+ pmi->tbl_off = R16(pVbe->pInt10->di);
+ pmi->tbl_len = R16(pVbe->pInt10->cx);
+
+ return (pmi);
+}
+
+#if 0
+vbeModeInfoPtr
+VBEBuildVbeModeList(vbeInfoPtr pVbe, VbeInfoBlock *vbe)
+{
+ vbeModeInfoPtr ModeList = NULL;
+
+ int i = 0;
+ while (vbe->VideoModePtr[i] != 0xffff) {
+ vbeModeInfoPtr m;
+ VbeModeInfoBlock *mode;
+ int id = vbe->VideoModePtr[i++];
+ int bpp;
+
+ if ((mode = VBEGetModeInfo(pVbe, id)) == NULL)
+ continue;
+
+ bpp = mode->BitsPerPixel;
+
+ m = xnfcalloc(sizeof(vbeModeInfoRec),1);
+ m->width = mode->XResolution;
+ m->height = mode->YResolution;
+ m->bpp = bpp;
+ m->n = id;
+ m->next = ModeList;
+
+ xf86DrvMsgVerb(pVbe->pInt10->scrnIndex, X_PROBED, 3,
+ "BIOS reported VESA mode 0x%x: x:%i y:%i bpp:%i\n",
+ m->n, m->width, m->height, m->bpp);
+
+ ModeList = m;
+
+ VBEFreeModeInfo(mode);
+ }
+ return ModeList;
+}
+
+unsigned short
+VBECalcVbeModeIndex(vbeModeInfoPtr m, DisplayModePtr mode, int bpp)
+{
+ while (m) {
+ if (bpp == m->bpp
+ && mode->HDisplay == m->width
+ && mode->VDisplay == m->height)
+ return m->n;
+ m = m->next;
+ }
+ return 0;
+}
+#endif
+
+void
+VBEVesaSaveRestore(vbeInfoPtr pVbe, vbeSaveRestorePtr vbe_sr,
+ vbeSaveRestoreFunction function)
+{
+ Bool SaveSucc = FALSE;
+
+ if (VBE_VERSION_MAJOR(pVbe->version) > 1
+ && (function == MODE_SAVE || vbe_sr->pstate)) {
+ if (function == MODE_RESTORE)
+ memcpy(vbe_sr->state, vbe_sr->pstate, vbe_sr->stateSize);
+ ErrorF("VBESaveRestore\n");
+ if ((VBESaveRestore(pVbe,function,
+ (pointer)&vbe_sr->state,
+ &vbe_sr->stateSize,&vbe_sr->statePage))) {
+ if (function == MODE_SAVE) {
+ SaveSucc = TRUE;
+ vbe_sr->stateMode = -1; /* invalidate */
+ /* don't rely on the memory not being touched */
+ if (vbe_sr->pstate == NULL)
+ vbe_sr->pstate = malloc(vbe_sr->stateSize);
+ memcpy(vbe_sr->pstate, vbe_sr->state, vbe_sr->stateSize);
+ }
+ ErrorF("VBESaveRestore done with success\n");
+ return;
+ }
+ ErrorF("VBESaveRestore done\n");
+ }
+
+ if (function == MODE_SAVE && !SaveSucc)
+ (void)VBEGetVBEMode(pVbe, &vbe_sr->stateMode);
+
+ if (function == MODE_RESTORE && vbe_sr->stateMode != -1)
+ VBESetVBEMode(pVbe, vbe_sr->stateMode, NULL);
+
+}
+
+int
+VBEGetPixelClock(vbeInfoPtr pVbe, int mode, int clock)
+{
+ /*
+ Input:
+ AX := 4F0Bh VBE Get Pixel Clock
+ BL := 00h Get Pixel Clock
+ ECX := pixel clock in units of Hz
+ DX := mode number
+
+ Output:
+ AX := VBE Return Status
+ ECX := Closest pixel clock
+ */
+
+ pVbe->pInt10->num = 0x10;
+ pVbe->pInt10->ax = 0x4f0b;
+ pVbe->pInt10->bx = 0x00;
+ pVbe->pInt10->cx = clock;
+ pVbe->pInt10->dx = mode;
+ xf86ExecX86int10(pVbe->pInt10);
+
+ if (R16(pVbe->pInt10->ax) != 0x4f)
+ return (0);
+
+ return (pVbe->pInt10->cx);
+}
+
+Bool
+VBEDPMSSet(vbeInfoPtr pVbe, int mode)
+{
+ /*
+ Input:
+ AX := 4F10h DPMS
+ BL := 01h Set Display Power State
+ BH := requested power state
+
+ Output:
+ AX := VBE Return Status
+ */
+
+ pVbe->pInt10->num = 0x10;
+ pVbe->pInt10->ax = 0x4f10;
+ pVbe->pInt10->bx = 0x01;
+ switch (mode) {
+ case DPMSModeOn:
+ break;
+ case DPMSModeStandby:
+ pVbe->pInt10->bx |= 0x100;
+ break;
+ case DPMSModeSuspend:
+ pVbe->pInt10->bx |= 0x200;
+ break;
+ case DPMSModeOff:
+ pVbe->pInt10->bx |= 0x400;
+ break;
+ }
+ xf86ExecX86int10(pVbe->pInt10);
+ return (R16(pVbe->pInt10->ax) == 0x4f);
+}
+
+void
+VBEInterpretPanelID(int scrnIndex, struct vbePanelID *data)
+{
+ ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
+ DisplayModePtr mode;
+ const float PANEL_HZ = 60.0;
+
+ if (!data)
+ return;
+
+ xf86DrvMsg(scrnIndex, X_INFO, "PanelID returned panel resolution %dx%d\n",
+ data->hsize, data->vsize);
+
+ if (pScrn->monitor->nHsync || pScrn->monitor->nVrefresh)
+ return;
+
+ mode = xf86CVTMode(data->hsize, data->vsize, PANEL_HZ, 1, 0);
+
+ pScrn->monitor->nHsync = 1;
+ pScrn->monitor->hsync[0].lo = 31.5;
+ pScrn->monitor->hsync[0].hi = (float)mode->Clock / (float)mode->HTotal;
+ pScrn->monitor->nVrefresh = 1;
+ pScrn->monitor->vrefresh[0].lo = 56.0;
+ pScrn->monitor->vrefresh[0].hi =
+ (float)mode->Clock*1000.0 / (float)mode->HTotal / (float)mode->VTotal;
+
+ free(mode);
+}
+
+struct vbePanelID *
+VBEReadPanelID(vbeInfoPtr pVbe)
+{
+ int RealOff = pVbe->real_mode_base;
+ pointer page = pVbe->memory;
+ void *tmp = NULL;
+ int screen = pVbe->pInt10->scrnIndex;
+
+ pVbe->pInt10->ax = 0x4F11;
+ pVbe->pInt10->bx = 0x01;
+ pVbe->pInt10->cx = 0;
+ pVbe->pInt10->dx = 0;
+ pVbe->pInt10->es = SEG_ADDR(RealOff);
+ pVbe->pInt10->di = SEG_OFF(RealOff);
+ pVbe->pInt10->num = 0x10;
+
+ xf86ExecX86int10(pVbe->pInt10);
+
+ if ((pVbe->pInt10->ax & 0xff) != 0x4f) {
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE PanelID invalid\n");
+ goto error;
+ }
+
+ switch (pVbe->pInt10->ax & 0xff00) {
+ case 0x0:
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE PanelID read successfully\n");
+ tmp = xnfalloc(32);
+ memcpy(tmp, page, 32);
+ break;
+ case 0x100:
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE PanelID read failed\n");
+ break;
+ default:
+ xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE PanelID unknown failure %i\n",
+ pVbe->pInt10->ax & 0xff00);
+ break;
+ }
+
+error:
+ return tmp;
+}
diff --git a/xorg-server/hw/xfree86/vbe/vbe.h b/xorg-server/hw/xfree86/vbe/vbe.h
index b1ec5a9fb..4786709ea 100644
--- a/xorg-server/hw/xfree86/vbe/vbe.h
+++ b/xorg-server/hw/xfree86/vbe/vbe.h
@@ -1,341 +1,341 @@
-
-/*
- * XFree86 vbe module
- * Copyright 2000 Egbert Eich
- *
- * The mode query/save/set/restore functions from the vesa driver
- * have been moved here.
- * Copyright (c) 2000 by Conectiva S.A. (http://www.conectiva.com)
- * Authors: Paulo César Pereira de Andrade <pcpa@conectiva.com.br>
- */
-
-#ifndef _VBE_H
-#define _VBE_H
-#include "xf86int10.h"
-#include "xf86DDC.h"
-
-typedef enum {
- DDC_UNCHECKED,
- DDC_NONE,
- DDC_1,
- DDC_2,
- DDC_1_2
-}
-ddc_lvl;
-
-typedef struct {
- xf86Int10InfoPtr pInt10;
- int version;
- pointer memory;
- int real_mode_base;
- int num_pages;
- Bool init_int10;
- ddc_lvl ddc;
- Bool ddc_blank;
-} vbeInfoRec, *vbeInfoPtr;
-
-#define VBE_VERSION_MAJOR(x) *((CARD8*)(&x) + 1)
-#define VBE_VERSION_MINOR(x) (CARD8)(x)
-
-extern _X_EXPORT vbeInfoPtr VBEInit(xf86Int10InfoPtr pInt, int entityIndex);
-extern _X_EXPORT vbeInfoPtr VBEExtendedInit(xf86Int10InfoPtr pInt, int entityIndex, int Flags);
-extern _X_EXPORT void vbeFree(vbeInfoPtr pVbe);
-extern _X_EXPORT xf86MonPtr vbeDoEDID(vbeInfoPtr pVbe, pointer pDDCModule);
-
-#pragma pack(1)
-
-typedef struct vbeControllerInfoBlock {
- CARD8 VbeSignature[4];
- CARD16 VbeVersion;
- CARD32 OemStringPtr;
- CARD8 Capabilities[4];
- CARD32 VideoModePtr;
- CARD16 TotalMem;
- CARD16 OemSoftwareRev;
- CARD32 OemVendorNamePtr;
- CARD32 OemProductNamePtr;
- CARD32 OemProductRevPtr;
- CARD8 Scratch[222];
- CARD8 OemData[256];
-} vbeControllerInfoRec, *vbeControllerInfoPtr;
-
-#if defined(__GNUC__) || defined(__USLC__) || defined(__SUNPRO_C)
-#pragma pack() /* All GCC versions recognise this syntax */
-#else
-#pragma pack(0)
-#endif
-
-#ifndef __GNUC__
-#define __attribute__(a)
-#endif
-
-typedef struct _VbeInfoBlock VbeInfoBlock;
-typedef struct _VbeModeInfoBlock VbeModeInfoBlock;
-typedef struct _VbeCRTCInfoBlock VbeCRTCInfoBlock;
-
-/*
- * INT 0
- */
-
-struct _VbeInfoBlock {
- /* VESA 1.2 fields */
- CARD8 VESASignature[4]; /* VESA */
- CARD16 VESAVersion; /* Higher byte major, lower byte minor */
- /*CARD32*/char *OEMStringPtr; /* Pointer to OEM string */
- CARD8 Capabilities[4]; /* Capabilities of the video environment */
-
- /*CARD32*/CARD16 *VideoModePtr; /* pointer to supported Super VGA modes */
-
- CARD16 TotalMemory; /* Number of 64kb memory blocks on board */
- /* if not VESA 2, 236 scratch bytes follow (256 bytes total size) */
-
- /* VESA 2 fields */
- CARD16 OemSoftwareRev; /* VBE implementation Software revision */
- /*CARD32*/char *OemVendorNamePtr; /* Pointer to Vendor Name String */
- /*CARD32*/char *OemProductNamePtr; /* Pointer to Product Name String */
- /*CARD32*/char *OemProductRevPtr; /* Pointer to Product Revision String */
- CARD8 Reserved[222]; /* Reserved for VBE implementation */
- CARD8 OemData[256]; /* Data Area for OEM Strings */
-} __attribute__((packed));
-
-/* Return Super VGA Information */
-extern _X_EXPORT VbeInfoBlock *VBEGetVBEInfo(vbeInfoPtr pVbe);
-extern _X_EXPORT void VBEFreeVBEInfo(VbeInfoBlock *block);
-
-/*
- * INT 1
- */
-
-struct _VbeModeInfoBlock {
- CARD16 ModeAttributes; /* mode attributes */
- CARD8 WinAAttributes; /* window A attributes */
- CARD8 WinBAttributes; /* window B attributes */
- CARD16 WinGranularity; /* window granularity */
- CARD16 WinSize; /* window size */
- CARD16 WinASegment; /* window A start segment */
- CARD16 WinBSegment; /* window B start segment */
- CARD32 WinFuncPtr; /* real mode pointer to window function */
- CARD16 BytesPerScanline; /* bytes per scanline */
-
- /* Mandatory information for VBE 1.2 and above */
- CARD16 XResolution; /* horizontal resolution in pixels or characters */
- CARD16 YResolution; /* vertical resolution in pixels or characters */
- CARD8 XCharSize; /* character cell width in pixels */
- CARD8 YCharSize; /* character cell height in pixels */
- CARD8 NumberOfPlanes; /* number of memory planes */
- CARD8 BitsPerPixel; /* bits per pixel */
- CARD8 NumberOfBanks; /* number of banks */
- CARD8 MemoryModel; /* memory model type */
- CARD8 BankSize; /* bank size in KB */
- CARD8 NumberOfImages; /* number of images */
- CARD8 Reserved; /* 1 */ /* reserved for page function */
-
- /* Direct color fields (required for direct/6 and YUV/7 memory models) */
- CARD8 RedMaskSize; /* size of direct color red mask in bits */
- CARD8 RedFieldPosition; /* bit position of lsb of red mask */
- CARD8 GreenMaskSize; /* size of direct color green mask in bits */
- CARD8 GreenFieldPosition; /* bit position of lsb of green mask */
- CARD8 BlueMaskSize; /* size of direct color blue mask in bits */
- CARD8 BlueFieldPosition; /* bit position of lsb of blue mask */
- CARD8 RsvdMaskSize; /* size of direct color reserved mask in bits */
- CARD8 RsvdFieldPosition; /* bit position of lsb of reserved mask */
- CARD8 DirectColorModeInfo; /* direct color mode attributes */
-
- /* Mandatory information for VBE 2.0 and above */
- CARD32 PhysBasePtr; /* physical address for flat memory frame buffer */
- CARD32 Reserved32; /* 0 */ /* Reserved - always set to 0 */
- CARD16 Reserved16; /* 0 */ /* Reserved - always set to 0 */
-
- /* Mandatory information for VBE 3.0 and above */
- CARD16 LinBytesPerScanLine; /* bytes per scan line for linear modes */
- CARD8 BnkNumberOfImagePages; /* number of images for banked modes */
- CARD8 LinNumberOfImagePages; /* number of images for linear modes */
- CARD8 LinRedMaskSize; /* size of direct color red mask (linear modes) */
- CARD8 LinRedFieldPosition; /* bit position of lsb of red mask (linear modes) */
- CARD8 LinGreenMaskSize; /* size of direct color green mask (linear modes) */
- CARD8 LinGreenFieldPosition; /* bit position of lsb of green mask (linear modes) */
- CARD8 LinBlueMaskSize; /* size of direct color blue mask (linear modes) */
- CARD8 LinBlueFieldPosition; /* bit position of lsb of blue mask (linear modes) */
- CARD8 LinRsvdMaskSize; /* size of direct color reserved mask (linear modes) */
- CARD8 LinRsvdFieldPosition; /* bit position of lsb of reserved mask (linear modes) */
- CARD32 MaxPixelClock; /* maximum pixel clock (in Hz) for graphics mode */
- CARD8 Reserved2[189]; /* remainder of VbeModeInfoBlock */
-} __attribute__((packed));
-
-/* Return VBE Mode Information */
-extern _X_EXPORT VbeModeInfoBlock *VBEGetModeInfo(vbeInfoPtr pVbe, int mode);
-extern _X_EXPORT void VBEFreeModeInfo(VbeModeInfoBlock *block);
-
-/*
- * INT2
- */
-
-#define CRTC_DBLSCAN (1<<0)
-#define CRTC_INTERLACE (1<<1)
-#define CRTC_NHSYNC (1<<2)
-#define CRTC_NVSYNC (1<<3)
-
-struct _VbeCRTCInfoBlock {
- CARD16 HorizontalTotal; /* Horizontal total in pixels */
- CARD16 HorizontalSyncStart; /* Horizontal sync start in pixels */
- CARD16 HorizontalSyncEnd; /* Horizontal sync end in pixels */
- CARD16 VerticalTotal; /* Vertical total in lines */
- CARD16 VerticalSyncStart; /* Vertical sync start in lines */
- CARD16 VerticalSyncEnd; /* Vertical sync end in lines */
- CARD8 Flags; /* Flags (Interlaced, Double Scan etc) */
- CARD32 PixelClock; /* Pixel clock in units of Hz */
- CARD16 RefreshRate; /* Refresh rate in units of 0.01 Hz */
- CARD8 Reserved[40]; /* remainder of ModeInfoBlock */
-} __attribute__((packed));
-/* VbeCRTCInfoBlock is in the VESA 3.0 specs */
-
-extern _X_EXPORT Bool VBESetVBEMode(vbeInfoPtr pVbe, int mode, VbeCRTCInfoBlock *crtc);
-
-/*
- * INT 3
- */
-
-extern _X_EXPORT Bool VBEGetVBEMode(vbeInfoPtr pVbe, int *mode);
-
-/*
- * INT 4
- */
-
-/* Save/Restore Super VGA video state */
-/* function values are (values stored in VESAPtr):
- * 0 := query & allocate amount of memory to save state
- * 1 := save state
- * 2 := restore state
- *
- * function 0 called automatically if function 1 called without
- * a previous call to function 0.
- */
-
-typedef enum {
- MODE_QUERY,
- MODE_SAVE,
- MODE_RESTORE
-} vbeSaveRestoreFunction;
-
-extern _X_EXPORT Bool
-VBESaveRestore(vbeInfoPtr pVbe, vbeSaveRestoreFunction fuction,
- pointer *memory, int *size, int *real_mode_pages);
-
-/*
- * INT 5
- */
-
-extern _X_EXPORT Bool
-VBEBankSwitch(vbeInfoPtr pVbe, unsigned int iBank, int window);
-
-/*
- * INT 6
- */
-
-typedef enum {
- SCANWID_SET,
- SCANWID_GET,
- SCANWID_SET_BYTES,
- SCANWID_GET_MAX
-} vbeScanwidthCommand;
-
-#define VBESetLogicalScanline(pVbe, width) \
- VBESetGetLogicalScanlineLength(pVbe, SCANWID_SET, width, \
- NULL, NULL, NULL)
-#define VBESetLogicalScanlineBytes(pVbe, width) \
- VBESetGetLogicalScanlineLength(pVbe, SCANWID_SET_BYTES, width, \
- NULL, NULL, NULL)
-#define VBEGetLogicalScanline(pVbe, pixels, bytes, max) \
- VBESetGetLogicalScanlineLength(pVbe, SCANWID_GET, 0, \
- pixels, bytes, max)
-#define VBEGetMaxLogicalScanline(pVbe, pixels, bytes, max) \
- VBESetGetLogicalScanlineLength(pVbe, SCANWID_GET_MAX, 0, \
- pixels, bytes, max)
-extern _X_EXPORT Bool VBESetGetLogicalScanlineLength(vbeInfoPtr pVbe,
- vbeScanwidthCommand command, int width,
- int *pixels, int *bytes, int *max);
-
-/*
- * INT 7
- */
-
-/* 16 bit code */
-extern _X_EXPORT Bool VBESetDisplayStart(vbeInfoPtr pVbe, int x, int y, Bool wait_retrace);
-extern _X_EXPORT Bool VBEGetDisplayStart(vbeInfoPtr pVbe, int *x, int *y);
-
-/*
- * INT 8
- */
-
-/* if bits is 0, then it is a GET */
-extern _X_EXPORT int VBESetGetDACPaletteFormat(vbeInfoPtr pVbe, int bits);
-
-/*
- * INT 9
- */
-
-/*
- * If getting a palette, the data argument is not used. It will return
- * the data.
- * If setting a palette, it will return the pointer received on success,
- * NULL on failure.
- */
-extern _X_EXPORT CARD32 *VBESetGetPaletteData(vbeInfoPtr pVbe, Bool set, int first, int num,
- CARD32 *data, Bool secondary, Bool wait_retrace);
-#define VBEFreePaletteData(data) xfree(data)
-
-/*
- * INT A
- */
-
-typedef struct _VBEpmi {
- int seg_tbl;
- int tbl_off;
- int tbl_len;
-} VBEpmi;
-
-extern _X_EXPORT VBEpmi *VBEGetVBEpmi(vbeInfoPtr pVbe);
-#define VESAFreeVBEpmi(pmi) xfree(pmi)
-
-/* high level helper functions */
-
-typedef struct _vbeModeInfoRec {
- int width;
- int height;
- int bpp;
- int n;
- struct _vbeModeInfoRec *next;
-} vbeModeInfoRec, *vbeModeInfoPtr;
-
-typedef struct {
- CARD8 *state;
- CARD8 *pstate;
- int statePage;
- int stateSize;
- int stateMode;
-} vbeSaveRestoreRec, *vbeSaveRestorePtr;
-
-extern _X_EXPORT void
-VBEVesaSaveRestore(vbeInfoPtr pVbe, vbeSaveRestorePtr vbe_sr,
- vbeSaveRestoreFunction function);
-
-extern _X_EXPORT int VBEGetPixelClock(vbeInfoPtr pVbe, int mode, int Clock);
-extern _X_EXPORT Bool VBEDPMSSet(vbeInfoPtr pVbe, int mode);
-
-struct vbePanelID {
- short hsize;
- short vsize;
- short fptype;
- char redbpp;
- char greenbpp;
- char bluebpp;
- char reservedbpp;
- int reserved_offscreen_mem_size;
- int reserved_offscreen_mem_pointer;
- char reserved[14];
-};
-
-extern _X_EXPORT void VBEInterpretPanelID(int scrnIndex, struct vbePanelID *data);
-extern _X_EXPORT struct vbePanelID *VBEReadPanelID(vbeInfoPtr pVbe);
-
-#endif
+
+/*
+ * XFree86 vbe module
+ * Copyright 2000 Egbert Eich
+ *
+ * The mode query/save/set/restore functions from the vesa driver
+ * have been moved here.
+ * Copyright (c) 2000 by Conectiva S.A. (http://www.conectiva.com)
+ * Authors: Paulo César Pereira de Andrade <pcpa@conectiva.com.br>
+ */
+
+#ifndef _VBE_H
+#define _VBE_H
+#include "xf86int10.h"
+#include "xf86DDC.h"
+
+typedef enum {
+ DDC_UNCHECKED,
+ DDC_NONE,
+ DDC_1,
+ DDC_2,
+ DDC_1_2
+}
+ddc_lvl;
+
+typedef struct {
+ xf86Int10InfoPtr pInt10;
+ int version;
+ pointer memory;
+ int real_mode_base;
+ int num_pages;
+ Bool init_int10;
+ ddc_lvl ddc;
+ Bool ddc_blank;
+} vbeInfoRec, *vbeInfoPtr;
+
+#define VBE_VERSION_MAJOR(x) *((CARD8*)(&x) + 1)
+#define VBE_VERSION_MINOR(x) (CARD8)(x)
+
+extern _X_EXPORT vbeInfoPtr VBEInit(xf86Int10InfoPtr pInt, int entityIndex);
+extern _X_EXPORT vbeInfoPtr VBEExtendedInit(xf86Int10InfoPtr pInt, int entityIndex, int Flags);
+extern _X_EXPORT void vbeFree(vbeInfoPtr pVbe);
+extern _X_EXPORT xf86MonPtr vbeDoEDID(vbeInfoPtr pVbe, pointer pDDCModule);
+
+#pragma pack(1)
+
+typedef struct vbeControllerInfoBlock {
+ CARD8 VbeSignature[4];
+ CARD16 VbeVersion;
+ CARD32 OemStringPtr;
+ CARD8 Capabilities[4];
+ CARD32 VideoModePtr;
+ CARD16 TotalMem;
+ CARD16 OemSoftwareRev;
+ CARD32 OemVendorNamePtr;
+ CARD32 OemProductNamePtr;
+ CARD32 OemProductRevPtr;
+ CARD8 Scratch[222];
+ CARD8 OemData[256];
+} vbeControllerInfoRec, *vbeControllerInfoPtr;
+
+#if defined(__GNUC__) || defined(__USLC__) || defined(__SUNPRO_C)
+#pragma pack() /* All GCC versions recognise this syntax */
+#else
+#pragma pack(0)
+#endif
+
+#ifndef __GNUC__
+#define __attribute__(a)
+#endif
+
+typedef struct _VbeInfoBlock VbeInfoBlock;
+typedef struct _VbeModeInfoBlock VbeModeInfoBlock;
+typedef struct _VbeCRTCInfoBlock VbeCRTCInfoBlock;
+
+/*
+ * INT 0
+ */
+
+struct _VbeInfoBlock {
+ /* VESA 1.2 fields */
+ CARD8 VESASignature[4]; /* VESA */
+ CARD16 VESAVersion; /* Higher byte major, lower byte minor */
+ /*CARD32*/char *OEMStringPtr; /* Pointer to OEM string */
+ CARD8 Capabilities[4]; /* Capabilities of the video environment */
+
+ /*CARD32*/CARD16 *VideoModePtr; /* pointer to supported Super VGA modes */
+
+ CARD16 TotalMemory; /* Number of 64kb memory blocks on board */
+ /* if not VESA 2, 236 scratch bytes follow (256 bytes total size) */
+
+ /* VESA 2 fields */
+ CARD16 OemSoftwareRev; /* VBE implementation Software revision */
+ /*CARD32*/char *OemVendorNamePtr; /* Pointer to Vendor Name String */
+ /*CARD32*/char *OemProductNamePtr; /* Pointer to Product Name String */
+ /*CARD32*/char *OemProductRevPtr; /* Pointer to Product Revision String */
+ CARD8 Reserved[222]; /* Reserved for VBE implementation */
+ CARD8 OemData[256]; /* Data Area for OEM Strings */
+} __attribute__((packed));
+
+/* Return Super VGA Information */
+extern _X_EXPORT VbeInfoBlock *VBEGetVBEInfo(vbeInfoPtr pVbe);
+extern _X_EXPORT void VBEFreeVBEInfo(VbeInfoBlock *block);
+
+/*
+ * INT 1
+ */
+
+struct _VbeModeInfoBlock {
+ CARD16 ModeAttributes; /* mode attributes */
+ CARD8 WinAAttributes; /* window A attributes */
+ CARD8 WinBAttributes; /* window B attributes */
+ CARD16 WinGranularity; /* window granularity */
+ CARD16 WinSize; /* window size */
+ CARD16 WinASegment; /* window A start segment */
+ CARD16 WinBSegment; /* window B start segment */
+ CARD32 WinFuncPtr; /* real mode pointer to window function */
+ CARD16 BytesPerScanline; /* bytes per scanline */
+
+ /* Mandatory information for VBE 1.2 and above */
+ CARD16 XResolution; /* horizontal resolution in pixels or characters */
+ CARD16 YResolution; /* vertical resolution in pixels or characters */
+ CARD8 XCharSize; /* character cell width in pixels */
+ CARD8 YCharSize; /* character cell height in pixels */
+ CARD8 NumberOfPlanes; /* number of memory planes */
+ CARD8 BitsPerPixel; /* bits per pixel */
+ CARD8 NumberOfBanks; /* number of banks */
+ CARD8 MemoryModel; /* memory model type */
+ CARD8 BankSize; /* bank size in KB */
+ CARD8 NumberOfImages; /* number of images */
+ CARD8 Reserved; /* 1 */ /* reserved for page function */
+
+ /* Direct color fields (required for direct/6 and YUV/7 memory models) */
+ CARD8 RedMaskSize; /* size of direct color red mask in bits */
+ CARD8 RedFieldPosition; /* bit position of lsb of red mask */
+ CARD8 GreenMaskSize; /* size of direct color green mask in bits */
+ CARD8 GreenFieldPosition; /* bit position of lsb of green mask */
+ CARD8 BlueMaskSize; /* size of direct color blue mask in bits */
+ CARD8 BlueFieldPosition; /* bit position of lsb of blue mask */
+ CARD8 RsvdMaskSize; /* size of direct color reserved mask in bits */
+ CARD8 RsvdFieldPosition; /* bit position of lsb of reserved mask */
+ CARD8 DirectColorModeInfo; /* direct color mode attributes */
+
+ /* Mandatory information for VBE 2.0 and above */
+ CARD32 PhysBasePtr; /* physical address for flat memory frame buffer */
+ CARD32 Reserved32; /* 0 */ /* Reserved - always set to 0 */
+ CARD16 Reserved16; /* 0 */ /* Reserved - always set to 0 */
+
+ /* Mandatory information for VBE 3.0 and above */
+ CARD16 LinBytesPerScanLine; /* bytes per scan line for linear modes */
+ CARD8 BnkNumberOfImagePages; /* number of images for banked modes */
+ CARD8 LinNumberOfImagePages; /* number of images for linear modes */
+ CARD8 LinRedMaskSize; /* size of direct color red mask (linear modes) */
+ CARD8 LinRedFieldPosition; /* bit position of lsb of red mask (linear modes) */
+ CARD8 LinGreenMaskSize; /* size of direct color green mask (linear modes) */
+ CARD8 LinGreenFieldPosition; /* bit position of lsb of green mask (linear modes) */
+ CARD8 LinBlueMaskSize; /* size of direct color blue mask (linear modes) */
+ CARD8 LinBlueFieldPosition; /* bit position of lsb of blue mask (linear modes) */
+ CARD8 LinRsvdMaskSize; /* size of direct color reserved mask (linear modes) */
+ CARD8 LinRsvdFieldPosition; /* bit position of lsb of reserved mask (linear modes) */
+ CARD32 MaxPixelClock; /* maximum pixel clock (in Hz) for graphics mode */
+ CARD8 Reserved2[189]; /* remainder of VbeModeInfoBlock */
+} __attribute__((packed));
+
+/* Return VBE Mode Information */
+extern _X_EXPORT VbeModeInfoBlock *VBEGetModeInfo(vbeInfoPtr pVbe, int mode);
+extern _X_EXPORT void VBEFreeModeInfo(VbeModeInfoBlock *block);
+
+/*
+ * INT2
+ */
+
+#define CRTC_DBLSCAN (1<<0)
+#define CRTC_INTERLACE (1<<1)
+#define CRTC_NHSYNC (1<<2)
+#define CRTC_NVSYNC (1<<3)
+
+struct _VbeCRTCInfoBlock {
+ CARD16 HorizontalTotal; /* Horizontal total in pixels */
+ CARD16 HorizontalSyncStart; /* Horizontal sync start in pixels */
+ CARD16 HorizontalSyncEnd; /* Horizontal sync end in pixels */
+ CARD16 VerticalTotal; /* Vertical total in lines */
+ CARD16 VerticalSyncStart; /* Vertical sync start in lines */
+ CARD16 VerticalSyncEnd; /* Vertical sync end in lines */
+ CARD8 Flags; /* Flags (Interlaced, Double Scan etc) */
+ CARD32 PixelClock; /* Pixel clock in units of Hz */
+ CARD16 RefreshRate; /* Refresh rate in units of 0.01 Hz */
+ CARD8 Reserved[40]; /* remainder of ModeInfoBlock */
+} __attribute__((packed));
+/* VbeCRTCInfoBlock is in the VESA 3.0 specs */
+
+extern _X_EXPORT Bool VBESetVBEMode(vbeInfoPtr pVbe, int mode, VbeCRTCInfoBlock *crtc);
+
+/*
+ * INT 3
+ */
+
+extern _X_EXPORT Bool VBEGetVBEMode(vbeInfoPtr pVbe, int *mode);
+
+/*
+ * INT 4
+ */
+
+/* Save/Restore Super VGA video state */
+/* function values are (values stored in VESAPtr):
+ * 0 := query & allocate amount of memory to save state
+ * 1 := save state
+ * 2 := restore state
+ *
+ * function 0 called automatically if function 1 called without
+ * a previous call to function 0.
+ */
+
+typedef enum {
+ MODE_QUERY,
+ MODE_SAVE,
+ MODE_RESTORE
+} vbeSaveRestoreFunction;
+
+extern _X_EXPORT Bool
+VBESaveRestore(vbeInfoPtr pVbe, vbeSaveRestoreFunction fuction,
+ pointer *memory, int *size, int *real_mode_pages);
+
+/*
+ * INT 5
+ */
+
+extern _X_EXPORT Bool
+VBEBankSwitch(vbeInfoPtr pVbe, unsigned int iBank, int window);
+
+/*
+ * INT 6
+ */
+
+typedef enum {
+ SCANWID_SET,
+ SCANWID_GET,
+ SCANWID_SET_BYTES,
+ SCANWID_GET_MAX
+} vbeScanwidthCommand;
+
+#define VBESetLogicalScanline(pVbe, width) \
+ VBESetGetLogicalScanlineLength(pVbe, SCANWID_SET, width, \
+ NULL, NULL, NULL)
+#define VBESetLogicalScanlineBytes(pVbe, width) \
+ VBESetGetLogicalScanlineLength(pVbe, SCANWID_SET_BYTES, width, \
+ NULL, NULL, NULL)
+#define VBEGetLogicalScanline(pVbe, pixels, bytes, max) \
+ VBESetGetLogicalScanlineLength(pVbe, SCANWID_GET, 0, \
+ pixels, bytes, max)
+#define VBEGetMaxLogicalScanline(pVbe, pixels, bytes, max) \
+ VBESetGetLogicalScanlineLength(pVbe, SCANWID_GET_MAX, 0, \
+ pixels, bytes, max)
+extern _X_EXPORT Bool VBESetGetLogicalScanlineLength(vbeInfoPtr pVbe,
+ vbeScanwidthCommand command, int width,
+ int *pixels, int *bytes, int *max);
+
+/*
+ * INT 7
+ */
+
+/* 16 bit code */
+extern _X_EXPORT Bool VBESetDisplayStart(vbeInfoPtr pVbe, int x, int y, Bool wait_retrace);
+extern _X_EXPORT Bool VBEGetDisplayStart(vbeInfoPtr pVbe, int *x, int *y);
+
+/*
+ * INT 8
+ */
+
+/* if bits is 0, then it is a GET */
+extern _X_EXPORT int VBESetGetDACPaletteFormat(vbeInfoPtr pVbe, int bits);
+
+/*
+ * INT 9
+ */
+
+/*
+ * If getting a palette, the data argument is not used. It will return
+ * the data.
+ * If setting a palette, it will return the pointer received on success,
+ * NULL on failure.
+ */
+extern _X_EXPORT CARD32 *VBESetGetPaletteData(vbeInfoPtr pVbe, Bool set, int first, int num,
+ CARD32 *data, Bool secondary, Bool wait_retrace);
+#define VBEFreePaletteData(data) free(data)
+
+/*
+ * INT A
+ */
+
+typedef struct _VBEpmi {
+ int seg_tbl;
+ int tbl_off;
+ int tbl_len;
+} VBEpmi;
+
+extern _X_EXPORT VBEpmi *VBEGetVBEpmi(vbeInfoPtr pVbe);
+#define VESAFreeVBEpmi(pmi) free(pmi)
+
+/* high level helper functions */
+
+typedef struct _vbeModeInfoRec {
+ int width;
+ int height;
+ int bpp;
+ int n;
+ struct _vbeModeInfoRec *next;
+} vbeModeInfoRec, *vbeModeInfoPtr;
+
+typedef struct {
+ CARD8 *state;
+ CARD8 *pstate;
+ int statePage;
+ int stateSize;
+ int stateMode;
+} vbeSaveRestoreRec, *vbeSaveRestorePtr;
+
+extern _X_EXPORT void
+VBEVesaSaveRestore(vbeInfoPtr pVbe, vbeSaveRestorePtr vbe_sr,
+ vbeSaveRestoreFunction function);
+
+extern _X_EXPORT int VBEGetPixelClock(vbeInfoPtr pVbe, int mode, int Clock);
+extern _X_EXPORT Bool VBEDPMSSet(vbeInfoPtr pVbe, int mode);
+
+struct vbePanelID {
+ short hsize;
+ short vsize;
+ short fptype;
+ char redbpp;
+ char greenbpp;
+ char bluebpp;
+ char reservedbpp;
+ int reserved_offscreen_mem_size;
+ int reserved_offscreen_mem_pointer;
+ char reserved[14];
+};
+
+extern _X_EXPORT void VBEInterpretPanelID(int scrnIndex, struct vbePanelID *data);
+extern _X_EXPORT struct vbePanelID *VBEReadPanelID(vbeInfoPtr pVbe);
+
+#endif
diff --git a/xorg-server/hw/xfree86/vbe/vbeModes.c b/xorg-server/hw/xfree86/vbe/vbeModes.c
index 1a4d2407c..5b69b0096 100644
--- a/xorg-server/hw/xfree86/vbe/vbeModes.c
+++ b/xorg-server/hw/xfree86/vbe/vbeModes.c
@@ -1,451 +1,451 @@
-#define DEBUG_VERB 2
-/*
- * Copyright © 2002 David Dawes
- *
- * 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
- * THE AUTHOR(S) 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 the author(s) shall
- * not be used in advertising or otherwise to promote the sale, use or other
- * dealings in this Software without prior written authorization from
- * the author(s).
- *
- * Authors: David Dawes <dawes@xfree86.org>
- *
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <stdio.h>
-#include <string.h>
-
-#include "xf86.h"
-#include "vbe.h"
-#include "vbeModes.h"
-
-static int
-GetDepthFlag(vbeInfoPtr pVbe, int id)
-{
- VbeModeInfoBlock *mode;
- int bpp;
-
- if ((mode = VBEGetModeInfo(pVbe, id)) == NULL)
- return 0;
-
- if (VBE_MODE_USABLE(mode, 0)) {
- int depth;
-
- if (VBE_MODE_COLOR(mode)) {
- depth = mode->RedMaskSize + mode->GreenMaskSize +
- mode->BlueMaskSize;
- } else {
- depth = 1;
- }
- bpp = mode->BitsPerPixel;
- VBEFreeModeInfo(mode);
- mode = NULL;
- switch (depth) {
- case 1:
- return V_DEPTH_1;
- case 4:
- return V_DEPTH_4;
- case 8:
- return V_DEPTH_8;
- case 15:
- return V_DEPTH_15;
- case 16:
- return V_DEPTH_16;
- case 24:
- switch (bpp) {
- case 24:
- return V_DEPTH_24_24;
- case 32:
- return V_DEPTH_24_32;
- }
- }
- }
- if (mode)
- VBEFreeModeInfo(mode);
- return 0;
-}
-
-/*
- * Find supported mode depths.
- */
-int
-VBEFindSupportedDepths(vbeInfoPtr pVbe, VbeInfoBlock *vbe, int *flags24,
- int modeTypes)
-{
- int i = 0;
- int depths = 0;
-
- if (modeTypes & V_MODETYPE_VBE) {
- while (vbe->VideoModePtr[i] != 0xffff) {
- depths |= GetDepthFlag(pVbe, vbe->VideoModePtr[i++]);
- }
- }
-
- /*
- * XXX This possibly only works with VBE 3.0 and later.
- */
- if (modeTypes & V_MODETYPE_VGA) {
- for (i = 0; i < 0x7F; i++) {
- depths |= GetDepthFlag(pVbe, i);
- }
- }
-
- if (flags24) {
- if (depths & V_DEPTH_24_24)
- *flags24 |= Support24bppFb;
- if (depths & V_DEPTH_24_32)
- *flags24 |= Support32bppFb;
- }
-
- return depths;
-}
-
-static DisplayModePtr
-CheckMode(ScrnInfoPtr pScrn, vbeInfoPtr pVbe, VbeInfoBlock *vbe, int id,
- int flags)
-{
- CARD16 major;
- VbeModeInfoBlock *mode;
- DisplayModePtr pMode;
- VbeModeInfoData *data;
- Bool modeOK = FALSE;
-
- major = (unsigned)(vbe->VESAVersion >> 8);
-
- if ((mode = VBEGetModeInfo(pVbe, id)) == NULL)
- return NULL;
-
- /* Does the mode match the depth/bpp? */
- /* Some BIOS's set BitsPerPixel to 15 instead of 16 for 15/16 */
- if (VBE_MODE_USABLE(mode, flags) &&
- ((pScrn->bitsPerPixel == 1 && !VBE_MODE_COLOR(mode)) ||
- (mode->BitsPerPixel > 8 &&
- (mode->RedMaskSize + mode->GreenMaskSize +
- mode->BlueMaskSize) == pScrn->depth &&
- mode->BitsPerPixel == pScrn->bitsPerPixel) ||
- (mode->BitsPerPixel == 15 && pScrn->depth == 15) ||
- (mode->BitsPerPixel <= 8 &&
- mode->BitsPerPixel == pScrn->bitsPerPixel))) {
- modeOK = TRUE;
- xf86ErrorFVerb(DEBUG_VERB, "*");
- }
-
- xf86ErrorFVerb(DEBUG_VERB,
- "Mode: %x (%dx%d)\n", id, mode->XResolution, mode->YResolution);
- xf86ErrorFVerb(DEBUG_VERB,
- " ModeAttributes: 0x%x\n", mode->ModeAttributes);
- xf86ErrorFVerb(DEBUG_VERB,
- " WinAAttributes: 0x%x\n", mode->WinAAttributes);
- xf86ErrorFVerb(DEBUG_VERB,
- " WinBAttributes: 0x%x\n", mode->WinBAttributes);
- xf86ErrorFVerb(DEBUG_VERB,
- " WinGranularity: %d\n", mode->WinGranularity);
- xf86ErrorFVerb(DEBUG_VERB,
- " WinSize: %d\n", mode->WinSize);
- xf86ErrorFVerb(DEBUG_VERB,
- " WinASegment: 0x%x\n", mode->WinASegment);
- xf86ErrorFVerb(DEBUG_VERB,
- " WinBSegment: 0x%x\n", mode->WinBSegment);
- xf86ErrorFVerb(DEBUG_VERB,
- " WinFuncPtr: 0x%lx\n", (unsigned long)mode->WinFuncPtr);
- xf86ErrorFVerb(DEBUG_VERB,
- " BytesPerScanline: %d\n", mode->BytesPerScanline);
- xf86ErrorFVerb(DEBUG_VERB,
- " XResolution: %d\n", mode->XResolution);
- xf86ErrorFVerb(DEBUG_VERB,
- " YResolution: %d\n", mode->YResolution);
- xf86ErrorFVerb(DEBUG_VERB,
- " XCharSize: %d\n", mode->XCharSize);
- xf86ErrorFVerb(DEBUG_VERB,
- " YCharSize: %d\n", mode->YCharSize);
- xf86ErrorFVerb(DEBUG_VERB,
- " NumberOfPlanes: %d\n", mode->NumberOfPlanes);
- xf86ErrorFVerb(DEBUG_VERB,
- " BitsPerPixel: %d\n", mode->BitsPerPixel);
- xf86ErrorFVerb(DEBUG_VERB,
- " NumberOfBanks: %d\n", mode->NumberOfBanks);
- xf86ErrorFVerb(DEBUG_VERB,
- " MemoryModel: %d\n", mode->MemoryModel);
- xf86ErrorFVerb(DEBUG_VERB,
- " BankSize: %d\n", mode->BankSize);
- xf86ErrorFVerb(DEBUG_VERB,
- " NumberOfImages: %d\n", mode->NumberOfImages);
- xf86ErrorFVerb(DEBUG_VERB,
- " RedMaskSize: %d\n", mode->RedMaskSize);
- xf86ErrorFVerb(DEBUG_VERB,
- " RedFieldPosition: %d\n", mode->RedFieldPosition);
- xf86ErrorFVerb(DEBUG_VERB,
- " GreenMaskSize: %d\n", mode->GreenMaskSize);
- xf86ErrorFVerb(DEBUG_VERB,
- " GreenFieldPosition: %d\n", mode->GreenFieldPosition);
- xf86ErrorFVerb(DEBUG_VERB,
- " BlueMaskSize: %d\n", mode->BlueMaskSize);
- xf86ErrorFVerb(DEBUG_VERB,
- " BlueFieldPosition: %d\n", mode->BlueFieldPosition);
- xf86ErrorFVerb(DEBUG_VERB,
- " RsvdMaskSize: %d\n", mode->RsvdMaskSize);
- xf86ErrorFVerb(DEBUG_VERB,
- " RsvdFieldPosition: %d\n", mode->RsvdFieldPosition);
- xf86ErrorFVerb(DEBUG_VERB,
- " DirectColorModeInfo: %d\n", mode->DirectColorModeInfo);
- if (major >= 2) {
- xf86ErrorFVerb(DEBUG_VERB,
- " PhysBasePtr: 0x%lx\n",
- (unsigned long)mode->PhysBasePtr);
- if (major >= 3) {
- xf86ErrorFVerb(DEBUG_VERB,
- " LinBytesPerScanLine: %d\n", mode->LinBytesPerScanLine);
- xf86ErrorFVerb(DEBUG_VERB,
- " BnkNumberOfImagePages: %d\n", mode->BnkNumberOfImagePages);
- xf86ErrorFVerb(DEBUG_VERB,
- " LinNumberOfImagePages: %d\n", mode->LinNumberOfImagePages);
- xf86ErrorFVerb(DEBUG_VERB,
- " LinRedMaskSize: %d\n", mode->LinRedMaskSize);
- xf86ErrorFVerb(DEBUG_VERB,
- " LinRedFieldPosition: %d\n", mode->LinRedFieldPosition);
- xf86ErrorFVerb(DEBUG_VERB,
- " LinGreenMaskSize: %d\n", mode->LinGreenMaskSize);
- xf86ErrorFVerb(DEBUG_VERB,
- " LinGreenFieldPosition: %d\n", mode->LinGreenFieldPosition);
- xf86ErrorFVerb(DEBUG_VERB,
- " LinBlueMaskSize: %d\n", mode->LinBlueMaskSize);
- xf86ErrorFVerb(DEBUG_VERB,
- " LinBlueFieldPosition: %d\n", mode->LinBlueFieldPosition);
- xf86ErrorFVerb(DEBUG_VERB,
- " LinRsvdMaskSize: %d\n", mode->LinRsvdMaskSize);
- xf86ErrorFVerb(DEBUG_VERB,
- " LinRsvdFieldPosition: %d\n", mode->LinRsvdFieldPosition);
- xf86ErrorFVerb(DEBUG_VERB,
- " MaxPixelClock: %ld\n", (unsigned long)mode->MaxPixelClock);
- }
- }
-
- if (!modeOK) {
- VBEFreeModeInfo(mode);
- return NULL;
- }
- pMode = xnfcalloc(sizeof(DisplayModeRec), 1);
-
- pMode->status = MODE_OK;
- pMode->type = M_T_BUILTIN;
-
- /* for adjust frame */
- pMode->HDisplay = mode->XResolution;
- pMode->VDisplay = mode->YResolution;
-
- data = xnfcalloc(sizeof(VbeModeInfoData), 1);
- data->mode = id;
- data->data = mode;
- pMode->PrivSize = sizeof(VbeModeInfoData);
- pMode->Private = (INT32*)data;
- pMode->next = NULL;
- return pMode;
-}
-
-/*
- * Check the available BIOS modes, and extract those that match the
- * requirements into the modePool. Note: modePool is a NULL-terminated
- * list.
- */
-
-DisplayModePtr
-VBEGetModePool(ScrnInfoPtr pScrn, vbeInfoPtr pVbe, VbeInfoBlock *vbe,
- int modeTypes)
-{
- DisplayModePtr pMode, p = NULL, modePool = NULL;
- int i = 0;
-
- if (modeTypes & V_MODETYPE_VBE) {
- while (vbe->VideoModePtr[i] != 0xffff) {
- int id = vbe->VideoModePtr[i++];
-
- if ((pMode = CheckMode(pScrn, pVbe, vbe, id, modeTypes)) != NULL) {
- ModeStatus status = MODE_OK;
-
- /* Check the mode against a specified virtual size (if any) */
- if (pScrn->display->virtualX > 0 &&
- pMode->HDisplay > pScrn->display->virtualX) {
- status = MODE_VIRTUAL_X;
- }
- if (pScrn->display->virtualY > 0 &&
- pMode->VDisplay > pScrn->display->virtualY) {
- status = MODE_VIRTUAL_Y;
- }
- if (status != MODE_OK) {
- xf86DrvMsg(pScrn->scrnIndex, X_INFO,
- "Not using mode \"%dx%d\" (%s)\n",
- pMode->HDisplay, pMode->VDisplay,
- xf86ModeStatusToString(status));
- } else {
- if (p == NULL) {
- modePool = pMode;
- } else {
- p->next = pMode;
- }
- pMode->prev = NULL;
- p = pMode;
- }
- }
- }
- }
- if (modeTypes & V_MODETYPE_VGA) {
- for (i = 0; i < 0x7F; i++) {
- if ((pMode = CheckMode(pScrn, pVbe, vbe, i, modeTypes)) != NULL) {
- ModeStatus status = MODE_OK;
-
- /* Check the mode against a specified virtual size (if any) */
- if (pScrn->display->virtualX > 0 &&
- pMode->HDisplay > pScrn->display->virtualX) {
- status = MODE_VIRTUAL_X;
- }
- if (pScrn->display->virtualY > 0 &&
- pMode->VDisplay > pScrn->display->virtualY) {
- status = MODE_VIRTUAL_Y;
- }
- if (status != MODE_OK) {
- xf86DrvMsg(pScrn->scrnIndex, X_INFO,
- "Not using mode \"%dx%d\" (%s)\n",
- pMode->HDisplay, pMode->VDisplay,
- xf86ModeStatusToString(status));
- } else {
- if (p == NULL) {
- modePool = pMode;
- } else {
- p->next = pMode;
- }
- pMode->prev = NULL;
- p = pMode;
- }
- }
- }
- }
- return modePool;
-}
-
-void
-VBESetModeNames(DisplayModePtr pMode)
-{
- if (!pMode)
- return;
-
- do {
- if (!pMode->name) {
- /* Catch "bad" modes. */
- if (pMode->HDisplay > 10000 || pMode->HDisplay < 0 ||
- pMode->VDisplay > 10000 || pMode->VDisplay < 0) {
- pMode->name = strdup("BADMODE");
- } else {
- pMode->name = xnfalloc(4 + 1 + 4 + 1);
- sprintf(pMode->name, "%dx%d", pMode->HDisplay, pMode->VDisplay);
- }
- }
- pMode = pMode->next;
- } while (pMode);
-}
-
-/*
- * Go through the monitor modes and selecting the best set of
- * parameters for each BIOS mode. Note: This is only supported in
- * VBE version 3.0 or later.
- */
-void
-VBESetModeParameters(ScrnInfoPtr pScrn, vbeInfoPtr pVbe)
-{
- DisplayModePtr pMode;
- VbeModeInfoData *data;
-
- pMode = pScrn->modes;
- do {
- DisplayModePtr p, best = NULL;
- ModeStatus status;
-
- for (p = pScrn->monitor->Modes; p != NULL; p = p->next) {
- if ((p->HDisplay != pMode->HDisplay) ||
- (p->VDisplay != pMode->VDisplay) ||
- (p->Flags & (V_INTERLACE | V_DBLSCAN | V_CLKDIV2)))
- continue;
- /* XXX could support the various V_ flags */
- status = xf86CheckModeForMonitor(p, pScrn->monitor);
- if (status != MODE_OK)
- continue;
- if (!best || (p->Clock > best->Clock))
- best = p;
- }
-
- if (best) {
- int clock;
-
- data = (VbeModeInfoData*)pMode->Private;
- pMode->HSync = (float)best->Clock * 1000.0 / best->HTotal + 0.5;
- pMode->VRefresh = pMode->HSync / best->VTotal + 0.5;
- xf86DrvMsg(pScrn->scrnIndex, X_INFO,
- "Attempting to use %dHz refresh for mode \"%s\" (%x)\n",
- (int)pMode->VRefresh, pMode->name, data->mode);
- data->block = xcalloc(sizeof(VbeCRTCInfoBlock), 1);
- data->block->HorizontalTotal = best->HTotal;
- data->block->HorizontalSyncStart = best->HSyncStart;
- data->block->HorizontalSyncEnd = best->HSyncEnd;
- data->block->VerticalTotal = best->VTotal;
- data->block->VerticalSyncStart = best->VSyncStart;
- data->block->VerticalSyncEnd = best->VSyncEnd;
- data->block->Flags = ((best->Flags & V_NHSYNC) ? CRTC_NHSYNC : 0) |
- ((best->Flags & V_NVSYNC) ? CRTC_NVSYNC : 0);
- data->block->PixelClock = best->Clock * 1000;
- /* XXX May not have this. */
- clock = VBEGetPixelClock(pVbe, data->mode, data->block->PixelClock);
- DebugF("Setting clock %.2fMHz, closest is %.2fMHz\n",
- (double)data->block->PixelClock / 1000000.0,
- (double)clock / 1000000.0);
- if (clock)
- data->block->PixelClock = clock;
- data->mode |= (1 << 11);
- data->block->RefreshRate = ((double)(data->block->PixelClock) /
- (double)(best->HTotal * best->VTotal)) * 100;
- }
- pMode = pMode->next;
- } while (pMode != pScrn->modes);
-}
-
-/*
- * These wrappers are to allow (temporary) funtionality divergences.
- */
-int
-VBEValidateModes(ScrnInfoPtr scrp, DisplayModePtr availModes,
- char **modeNames, ClockRangePtr clockRanges,
- int *linePitches, int minPitch, int maxPitch, int pitchInc,
- int minHeight, int maxHeight, int virtualX, int virtualY,
- int apertureSize, LookupModeFlags strategy)
-{
- return xf86ValidateModes(scrp, availModes, modeNames, clockRanges,
- linePitches, minPitch, maxPitch, pitchInc,
- minHeight, maxHeight, virtualX, virtualY,
- apertureSize, strategy);
-}
-
-void
-VBEPrintModes(ScrnInfoPtr scrp)
-{
- xf86PrintModes(scrp);
-}
-
+#define DEBUG_VERB 2
+/*
+ * Copyright © 2002 David Dawes
+ *
+ * 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
+ * THE AUTHOR(S) 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 the author(s) shall
+ * not be used in advertising or otherwise to promote the sale, use or other
+ * dealings in this Software without prior written authorization from
+ * the author(s).
+ *
+ * Authors: David Dawes <dawes@xfree86.org>
+ *
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <stdio.h>
+#include <string.h>
+
+#include "xf86.h"
+#include "vbe.h"
+#include "vbeModes.h"
+
+static int
+GetDepthFlag(vbeInfoPtr pVbe, int id)
+{
+ VbeModeInfoBlock *mode;
+ int bpp;
+
+ if ((mode = VBEGetModeInfo(pVbe, id)) == NULL)
+ return 0;
+
+ if (VBE_MODE_USABLE(mode, 0)) {
+ int depth;
+
+ if (VBE_MODE_COLOR(mode)) {
+ depth = mode->RedMaskSize + mode->GreenMaskSize +
+ mode->BlueMaskSize;
+ } else {
+ depth = 1;
+ }
+ bpp = mode->BitsPerPixel;
+ VBEFreeModeInfo(mode);
+ mode = NULL;
+ switch (depth) {
+ case 1:
+ return V_DEPTH_1;
+ case 4:
+ return V_DEPTH_4;
+ case 8:
+ return V_DEPTH_8;
+ case 15:
+ return V_DEPTH_15;
+ case 16:
+ return V_DEPTH_16;
+ case 24:
+ switch (bpp) {
+ case 24:
+ return V_DEPTH_24_24;
+ case 32:
+ return V_DEPTH_24_32;
+ }
+ }
+ }
+ if (mode)
+ VBEFreeModeInfo(mode);
+ return 0;
+}
+
+/*
+ * Find supported mode depths.
+ */
+int
+VBEFindSupportedDepths(vbeInfoPtr pVbe, VbeInfoBlock *vbe, int *flags24,
+ int modeTypes)
+{
+ int i = 0;
+ int depths = 0;
+
+ if (modeTypes & V_MODETYPE_VBE) {
+ while (vbe->VideoModePtr[i] != 0xffff) {
+ depths |= GetDepthFlag(pVbe, vbe->VideoModePtr[i++]);
+ }
+ }
+
+ /*
+ * XXX This possibly only works with VBE 3.0 and later.
+ */
+ if (modeTypes & V_MODETYPE_VGA) {
+ for (i = 0; i < 0x7F; i++) {
+ depths |= GetDepthFlag(pVbe, i);
+ }
+ }
+
+ if (flags24) {
+ if (depths & V_DEPTH_24_24)
+ *flags24 |= Support24bppFb;
+ if (depths & V_DEPTH_24_32)
+ *flags24 |= Support32bppFb;
+ }
+
+ return depths;
+}
+
+static DisplayModePtr
+CheckMode(ScrnInfoPtr pScrn, vbeInfoPtr pVbe, VbeInfoBlock *vbe, int id,
+ int flags)
+{
+ CARD16 major;
+ VbeModeInfoBlock *mode;
+ DisplayModePtr pMode;
+ VbeModeInfoData *data;
+ Bool modeOK = FALSE;
+
+ major = (unsigned)(vbe->VESAVersion >> 8);
+
+ if ((mode = VBEGetModeInfo(pVbe, id)) == NULL)
+ return NULL;
+
+ /* Does the mode match the depth/bpp? */
+ /* Some BIOS's set BitsPerPixel to 15 instead of 16 for 15/16 */
+ if (VBE_MODE_USABLE(mode, flags) &&
+ ((pScrn->bitsPerPixel == 1 && !VBE_MODE_COLOR(mode)) ||
+ (mode->BitsPerPixel > 8 &&
+ (mode->RedMaskSize + mode->GreenMaskSize +
+ mode->BlueMaskSize) == pScrn->depth &&
+ mode->BitsPerPixel == pScrn->bitsPerPixel) ||
+ (mode->BitsPerPixel == 15 && pScrn->depth == 15) ||
+ (mode->BitsPerPixel <= 8 &&
+ mode->BitsPerPixel == pScrn->bitsPerPixel))) {
+ modeOK = TRUE;
+ xf86ErrorFVerb(DEBUG_VERB, "*");
+ }
+
+ xf86ErrorFVerb(DEBUG_VERB,
+ "Mode: %x (%dx%d)\n", id, mode->XResolution, mode->YResolution);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " ModeAttributes: 0x%x\n", mode->ModeAttributes);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " WinAAttributes: 0x%x\n", mode->WinAAttributes);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " WinBAttributes: 0x%x\n", mode->WinBAttributes);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " WinGranularity: %d\n", mode->WinGranularity);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " WinSize: %d\n", mode->WinSize);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " WinASegment: 0x%x\n", mode->WinASegment);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " WinBSegment: 0x%x\n", mode->WinBSegment);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " WinFuncPtr: 0x%lx\n", (unsigned long)mode->WinFuncPtr);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " BytesPerScanline: %d\n", mode->BytesPerScanline);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " XResolution: %d\n", mode->XResolution);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " YResolution: %d\n", mode->YResolution);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " XCharSize: %d\n", mode->XCharSize);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " YCharSize: %d\n", mode->YCharSize);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " NumberOfPlanes: %d\n", mode->NumberOfPlanes);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " BitsPerPixel: %d\n", mode->BitsPerPixel);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " NumberOfBanks: %d\n", mode->NumberOfBanks);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " MemoryModel: %d\n", mode->MemoryModel);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " BankSize: %d\n", mode->BankSize);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " NumberOfImages: %d\n", mode->NumberOfImages);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " RedMaskSize: %d\n", mode->RedMaskSize);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " RedFieldPosition: %d\n", mode->RedFieldPosition);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " GreenMaskSize: %d\n", mode->GreenMaskSize);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " GreenFieldPosition: %d\n", mode->GreenFieldPosition);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " BlueMaskSize: %d\n", mode->BlueMaskSize);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " BlueFieldPosition: %d\n", mode->BlueFieldPosition);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " RsvdMaskSize: %d\n", mode->RsvdMaskSize);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " RsvdFieldPosition: %d\n", mode->RsvdFieldPosition);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " DirectColorModeInfo: %d\n", mode->DirectColorModeInfo);
+ if (major >= 2) {
+ xf86ErrorFVerb(DEBUG_VERB,
+ " PhysBasePtr: 0x%lx\n",
+ (unsigned long)mode->PhysBasePtr);
+ if (major >= 3) {
+ xf86ErrorFVerb(DEBUG_VERB,
+ " LinBytesPerScanLine: %d\n", mode->LinBytesPerScanLine);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " BnkNumberOfImagePages: %d\n", mode->BnkNumberOfImagePages);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " LinNumberOfImagePages: %d\n", mode->LinNumberOfImagePages);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " LinRedMaskSize: %d\n", mode->LinRedMaskSize);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " LinRedFieldPosition: %d\n", mode->LinRedFieldPosition);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " LinGreenMaskSize: %d\n", mode->LinGreenMaskSize);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " LinGreenFieldPosition: %d\n", mode->LinGreenFieldPosition);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " LinBlueMaskSize: %d\n", mode->LinBlueMaskSize);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " LinBlueFieldPosition: %d\n", mode->LinBlueFieldPosition);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " LinRsvdMaskSize: %d\n", mode->LinRsvdMaskSize);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " LinRsvdFieldPosition: %d\n", mode->LinRsvdFieldPosition);
+ xf86ErrorFVerb(DEBUG_VERB,
+ " MaxPixelClock: %ld\n", (unsigned long)mode->MaxPixelClock);
+ }
+ }
+
+ if (!modeOK) {
+ VBEFreeModeInfo(mode);
+ return NULL;
+ }
+ pMode = xnfcalloc(sizeof(DisplayModeRec), 1);
+
+ pMode->status = MODE_OK;
+ pMode->type = M_T_BUILTIN;
+
+ /* for adjust frame */
+ pMode->HDisplay = mode->XResolution;
+ pMode->VDisplay = mode->YResolution;
+
+ data = xnfcalloc(sizeof(VbeModeInfoData), 1);
+ data->mode = id;
+ data->data = mode;
+ pMode->PrivSize = sizeof(VbeModeInfoData);
+ pMode->Private = (INT32*)data;
+ pMode->next = NULL;
+ return pMode;
+}
+
+/*
+ * Check the available BIOS modes, and extract those that match the
+ * requirements into the modePool. Note: modePool is a NULL-terminated
+ * list.
+ */
+
+DisplayModePtr
+VBEGetModePool(ScrnInfoPtr pScrn, vbeInfoPtr pVbe, VbeInfoBlock *vbe,
+ int modeTypes)
+{
+ DisplayModePtr pMode, p = NULL, modePool = NULL;
+ int i = 0;
+
+ if (modeTypes & V_MODETYPE_VBE) {
+ while (vbe->VideoModePtr[i] != 0xffff) {
+ int id = vbe->VideoModePtr[i++];
+
+ if ((pMode = CheckMode(pScrn, pVbe, vbe, id, modeTypes)) != NULL) {
+ ModeStatus status = MODE_OK;
+
+ /* Check the mode against a specified virtual size (if any) */
+ if (pScrn->display->virtualX > 0 &&
+ pMode->HDisplay > pScrn->display->virtualX) {
+ status = MODE_VIRTUAL_X;
+ }
+ if (pScrn->display->virtualY > 0 &&
+ pMode->VDisplay > pScrn->display->virtualY) {
+ status = MODE_VIRTUAL_Y;
+ }
+ if (status != MODE_OK) {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "Not using mode \"%dx%d\" (%s)\n",
+ pMode->HDisplay, pMode->VDisplay,
+ xf86ModeStatusToString(status));
+ } else {
+ if (p == NULL) {
+ modePool = pMode;
+ } else {
+ p->next = pMode;
+ }
+ pMode->prev = NULL;
+ p = pMode;
+ }
+ }
+ }
+ }
+ if (modeTypes & V_MODETYPE_VGA) {
+ for (i = 0; i < 0x7F; i++) {
+ if ((pMode = CheckMode(pScrn, pVbe, vbe, i, modeTypes)) != NULL) {
+ ModeStatus status = MODE_OK;
+
+ /* Check the mode against a specified virtual size (if any) */
+ if (pScrn->display->virtualX > 0 &&
+ pMode->HDisplay > pScrn->display->virtualX) {
+ status = MODE_VIRTUAL_X;
+ }
+ if (pScrn->display->virtualY > 0 &&
+ pMode->VDisplay > pScrn->display->virtualY) {
+ status = MODE_VIRTUAL_Y;
+ }
+ if (status != MODE_OK) {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "Not using mode \"%dx%d\" (%s)\n",
+ pMode->HDisplay, pMode->VDisplay,
+ xf86ModeStatusToString(status));
+ } else {
+ if (p == NULL) {
+ modePool = pMode;
+ } else {
+ p->next = pMode;
+ }
+ pMode->prev = NULL;
+ p = pMode;
+ }
+ }
+ }
+ }
+ return modePool;
+}
+
+void
+VBESetModeNames(DisplayModePtr pMode)
+{
+ if (!pMode)
+ return;
+
+ do {
+ if (!pMode->name) {
+ /* Catch "bad" modes. */
+ if (pMode->HDisplay > 10000 || pMode->HDisplay < 0 ||
+ pMode->VDisplay > 10000 || pMode->VDisplay < 0) {
+ pMode->name = strdup("BADMODE");
+ } else {
+ pMode->name = xnfalloc(4 + 1 + 4 + 1);
+ sprintf(pMode->name, "%dx%d", pMode->HDisplay, pMode->VDisplay);
+ }
+ }
+ pMode = pMode->next;
+ } while (pMode);
+}
+
+/*
+ * Go through the monitor modes and selecting the best set of
+ * parameters for each BIOS mode. Note: This is only supported in
+ * VBE version 3.0 or later.
+ */
+void
+VBESetModeParameters(ScrnInfoPtr pScrn, vbeInfoPtr pVbe)
+{
+ DisplayModePtr pMode;
+ VbeModeInfoData *data;
+
+ pMode = pScrn->modes;
+ do {
+ DisplayModePtr p, best = NULL;
+ ModeStatus status;
+
+ for (p = pScrn->monitor->Modes; p != NULL; p = p->next) {
+ if ((p->HDisplay != pMode->HDisplay) ||
+ (p->VDisplay != pMode->VDisplay) ||
+ (p->Flags & (V_INTERLACE | V_DBLSCAN | V_CLKDIV2)))
+ continue;
+ /* XXX could support the various V_ flags */
+ status = xf86CheckModeForMonitor(p, pScrn->monitor);
+ if (status != MODE_OK)
+ continue;
+ if (!best || (p->Clock > best->Clock))
+ best = p;
+ }
+
+ if (best) {
+ int clock;
+
+ data = (VbeModeInfoData*)pMode->Private;
+ pMode->HSync = (float)best->Clock * 1000.0 / best->HTotal + 0.5;
+ pMode->VRefresh = pMode->HSync / best->VTotal + 0.5;
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "Attempting to use %dHz refresh for mode \"%s\" (%x)\n",
+ (int)pMode->VRefresh, pMode->name, data->mode);
+ data->block = calloc(sizeof(VbeCRTCInfoBlock), 1);
+ data->block->HorizontalTotal = best->HTotal;
+ data->block->HorizontalSyncStart = best->HSyncStart;
+ data->block->HorizontalSyncEnd = best->HSyncEnd;
+ data->block->VerticalTotal = best->VTotal;
+ data->block->VerticalSyncStart = best->VSyncStart;
+ data->block->VerticalSyncEnd = best->VSyncEnd;
+ data->block->Flags = ((best->Flags & V_NHSYNC) ? CRTC_NHSYNC : 0) |
+ ((best->Flags & V_NVSYNC) ? CRTC_NVSYNC : 0);
+ data->block->PixelClock = best->Clock * 1000;
+ /* XXX May not have this. */
+ clock = VBEGetPixelClock(pVbe, data->mode, data->block->PixelClock);
+ DebugF("Setting clock %.2fMHz, closest is %.2fMHz\n",
+ (double)data->block->PixelClock / 1000000.0,
+ (double)clock / 1000000.0);
+ if (clock)
+ data->block->PixelClock = clock;
+ data->mode |= (1 << 11);
+ data->block->RefreshRate = ((double)(data->block->PixelClock) /
+ (double)(best->HTotal * best->VTotal)) * 100;
+ }
+ pMode = pMode->next;
+ } while (pMode != pScrn->modes);
+}
+
+/*
+ * These wrappers are to allow (temporary) funtionality divergences.
+ */
+int
+VBEValidateModes(ScrnInfoPtr scrp, DisplayModePtr availModes,
+ char **modeNames, ClockRangePtr clockRanges,
+ int *linePitches, int minPitch, int maxPitch, int pitchInc,
+ int minHeight, int maxHeight, int virtualX, int virtualY,
+ int apertureSize, LookupModeFlags strategy)
+{
+ return xf86ValidateModes(scrp, availModes, modeNames, clockRanges,
+ linePitches, minPitch, maxPitch, pitchInc,
+ minHeight, maxHeight, virtualX, virtualY,
+ apertureSize, strategy);
+}
+
+void
+VBEPrintModes(ScrnInfoPtr scrp)
+{
+ xf86PrintModes(scrp);
+}
+