xserver git update 15/5/2010

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);

+}

+