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path: root/hw/xfree86/vbe/vbe.c
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Diffstat (limited to 'hw/xfree86/vbe/vbe.c')
-rw-r--r--hw/xfree86/vbe/vbe.c1032
1 files changed, 524 insertions, 508 deletions
diff --git a/hw/xfree86/vbe/vbe.c b/hw/xfree86/vbe/vbe.c
index 6ecca6858..bbb60e3a1 100644
--- a/hw/xfree86/vbe/vbe.c
+++ b/hw/xfree86/vbe/vbe.c
@@ -22,7 +22,7 @@
#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_O16(x) (x)
#define B_O32(x) (x)
#else
#define B_O16(x) ((((x) & 0xff) << 8) | (((x) & 0xff) >> 8))
@@ -34,7 +34,7 @@
#define FARP(p) (((unsigned)(p & 0xffff0000) >> 12) | (p & 0xffff))
#define R16(v) ((v) & 0xffff)
-static unsigned char * vbeReadEDID(vbeInfoPtr pVbe);
+static unsigned char *vbeReadEDID(vbeInfoPtr pVbe);
static Bool vbeProbeDDC(vbeInfoPtr pVbe);
static const char vbeVersionString[] = "VBE2";
@@ -56,85 +56,93 @@ VBEExtendedInit(xf86Int10InfoPtr pInt, int entityIndex, int Flags)
vbeInfoPtr vip = NULL;
int screen;
- if (!pScrn) return NULL;
+ 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;
+ 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);
+
+ 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;
+ 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;
+ xf86DrvMsg(screen, X_INFO, "VESA BIOS detected\n");
+ break;
case 0x100:
- xf86DrvMsg(screen,X_INFO,"VESA BIOS function failed\n");
- goto error;
+ xf86DrvMsg(screen, X_INFO, "VESA BIOS function failed\n");
+ goto error;
case 0x200:
- xf86DrvMsg(screen,X_INFO,"VESA BIOS not supported\n");
- goto error;
+ 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;
+ xf86DrvMsg(screen, X_INFO, "VESA BIOS not supported in current mode\n");
+ goto error;
default:
- xf86DrvMsg(screen,X_INFO,"Invalid\n");
- goto error;
+ 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)));
-
+ "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)));
+ 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 = (vbeInfoPtr) xnfalloc(sizeof(vbeInfoRec));
vip->version = B_O16(vbe->VbeVersion);
vip->pInt10 = pInt;
vip->ddc = DDC_UNCHECKED;
@@ -147,9 +155,9 @@ VBEExtendedInit(xf86Int10InfoPtr pInt, int entityIndex, int Flags)
error:
if (page)
- xf86Int10FreePages(pInt, page, 1);
+ xf86Int10FreePages(pInt, page, 1);
if (init_int10)
- xf86FreeInt10(pInt);
+ xf86FreeInt10(pInt);
return NULL;
}
@@ -157,12 +165,12 @@ void
vbeFree(vbeInfoPtr pVbe)
{
if (!pVbe)
- return;
+ return;
- xf86Int10FreePages(pVbe->pInt10,pVbe->memory,pVbe->num_pages);
+ 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);
+ if (pVbe->init_int10)
+ xf86FreeInt10(pVbe->pInt10);
free(pVbe);
return;
}
@@ -172,11 +180,11 @@ vbeProbeDDC(vbeInfoPtr pVbe)
{
const char *ddc_level;
int screen = pVbe->pInt10->scrnIndex;
-
+
if (pVbe->ddc == DDC_NONE)
- return FALSE;
+ return FALSE;
if (pVbe->ddc != DDC_UNCHECKED)
- return TRUE;
+ return TRUE;
pVbe->pInt10->ax = 0x4F15;
pVbe->pInt10->bx = 0;
@@ -188,61 +196,62 @@ vbeProbeDDC(vbeInfoPtr pVbe)
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;
+ 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);
+ 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;
+
+ return TRUE;
}
typedef enum {
- VBEOPT_NOVBE,
+ 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 },
+ {VBEOPT_NOVBE, "NoVBE", OPTV_BOOLEAN, {0}, FALSE},
+ {VBEOPT_NODDC, "NoDDC", OPTV_BOOLEAN, {0}, FALSE},
+ {-1, NULL, OPTV_NONE, {0}, FALSE},
};
static unsigned char *
@@ -256,20 +265,23 @@ vbeReadEDID(vbeInfoPtr pVbe)
int screen = pVbe->pInt10->scrnIndex;
OptionInfoPtr options;
- if (!page) return NULL;
+ if (!page)
+ return NULL;
options = xnfalloc(sizeof(VBEOptions));
- (void)memcpy(options, VBEOptions, 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;
+ if (novbe || noddc)
+ return NULL;
- memset(page,0,sizeof(vbeInfoPtr));
- strcpy(page,vbeVersionString);
+ if (!vbeProbeDDC(pVbe))
+ goto error;
+
+ memset(page, 0, sizeof(vbeInfoPtr));
+ strcpy(page, vbeVersionString);
pVbe->pInt10->ax = 0x4F15;
pVbe->pInt10->bx = 0x01;
@@ -282,24 +294,24 @@ vbeReadEDID(vbeInfoPtr pVbe)
xf86ExecX86int10(pVbe->pInt10);
if ((pVbe->pInt10->ax & 0xff) != 0x4f) {
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE DDC invalid\n");
- goto error;
+ 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;
+ 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;
+ 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;
+ xf86DrvMsgVerb(screen, X_INFO, 3, "VESA VBE DDC unkown failure %i\n",
+ pVbe->pInt10->ax & 0xff00);
+ break;
}
-
+
error:
return tmp;
}
@@ -307,26 +319,27 @@ vbeReadEDID(vbeInfoPtr pVbe)
xf86MonPtr
vbeDoEDID(vbeInfoPtr pVbe, pointer pDDCModule)
{
- xf86MonPtr pMonitor;
- pointer pModule;
+ xf86MonPtr pMonitor;
+ pointer pModule;
unsigned char *DDC_data = NULL;
-
- if (!pVbe) return NULL;
+
+ if (!pVbe)
+ return NULL;
if (pVbe->version < 0x200)
- return NULL;
+ return NULL;
if (!(pModule = pDDCModule)) {
- pModule =
- xf86LoadSubModule(xf86Screens[pVbe->pInt10->scrnIndex], "ddc");
- if (!pModule)
- return NULL;
+ pModule =
+ xf86LoadSubModule(xf86Screens[pVbe->pInt10->scrnIndex], "ddc");
+ if (!pModule)
+ return NULL;
}
-
+
DDC_data = vbeReadEDID(pVbe);
- if (!DDC_data)
- return NULL;
-
+ if (!DDC_data)
+ return NULL;
+
pMonitor = xf86InterpretEDID(pVbe->pInt10->scrnIndex, DDC_data);
if (!pDDCModule)
@@ -348,20 +361,20 @@ VBEGetVBEInfo(vbeInfoPtr pVbe)
memset(pVbe->memory, 0, 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)
+ 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';
+ ((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;
@@ -370,102 +383,103 @@ VBEGetVBEInfo(vbeInfoPtr pVbe)
xf86ExecX86int10(pVbe->pInt10);
if (R16(pVbe->pInt10->ax) != 0x4f)
- return NULL;
+ 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->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;
+ block->VESAVersion = *(CARD16 *) (((char *) pVbe->memory) + 4);
+ major = (unsigned) block->VESAVersion >> 8;
- pStr = GET_UNALIGNED2((((char*)pVbe->memory) + 6));
+ 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];
+ 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));
+ pModes = GET_UNALIGNED2((((char *) pVbe->memory) + 14));
modes = xf86int10Addr(pVbe->pInt10, FARP(pModes));
i = 0;
while (modes[i] != 0xffff)
- i++;
+ 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);
+ block->TotalMemory = *(CARD16 *) (((char *) pVbe->memory) + 18);
if (major < 2)
- memcpy(&block->OemSoftwareRev, ((char*)pVbe->memory) + 20, 236);
+ 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);
+ 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)
+VBEFreeVBEInfo(VbeInfoBlock * block)
{
free(block->OEMStringPtr);
free(block->VideoModePtr);
- if (((unsigned)block->VESAVersion >> 8) >= 2) {
- free(block->OemVendorNamePtr);
- free(block->OemProductNamePtr);
- free(block->OemProductRevPtr);
+ 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)
+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)
- */
+ 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);
+ 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);
@@ -476,24 +490,24 @@ 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)
- */
+ 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);
+ *mode = R16(pVbe->pInt10->bx);
- return TRUE;
+ return TRUE;
}
return FALSE;
@@ -507,16 +521,16 @@ VBEGetModeInfo(vbeInfoPtr pVbe, int mode)
memset(pVbe->memory, 0, 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)
+ 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;
@@ -525,116 +539,116 @@ VBEGetModeInfo(vbeInfoPtr pVbe, int mode)
pVbe->pInt10->di = SEG_OFF(pVbe->real_mode_base);
xf86ExecX86int10(pVbe->pInt10);
if (R16(pVbe->pInt10->ax) != 0x4f)
- return NULL;
+ return NULL;
block = malloc(sizeof(VbeModeInfoBlock));
if (block)
- memcpy(block, pVbe->memory, sizeof(*block));
+ memcpy(block, pVbe->memory, sizeof(*block));
return block;
}
void
-VBEFreeModeInfo(VbeModeInfoBlock *block)
+VBEFreeModeInfo(VbeModeInfoBlock * block)
{
free(block);
}
Bool
-VBESaveRestore(vbeInfoPtr pVbe, vbeSaveRestoreFunction function,
- pointer *memory, int *size, int *real_mode_pages)
+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)
+ 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);
-
- }
+
+ 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;
}
@@ -643,11 +657,11 @@ Bool
VBEBankSwitch(vbeInfoPtr pVbe, unsigned int iBank, int window)
{
/*
- Input:
- AH := 4Fh Super VGA support
- AL := 05h
+ Input:
+ AH := 4Fh Super VGA support
+ AL := 05h
- Output:
+ Output:
*/
pVbe->pInt10->num = 0x10;
pVbe->pInt10->ax = 0x4f05;
@@ -656,54 +670,54 @@ VBEBankSwitch(vbeInfoPtr pVbe, unsigned int iBank, int window)
xf86ExecX86int10(pVbe->pInt10);
if (R16(pVbe->pInt10->ax) != 0x4f)
- return FALSE;
+ return FALSE;
return TRUE;
}
Bool
VBESetGetLogicalScanlineLength(vbeInfoPtr pVbe, vbeScanwidthCommand command,
- int width, int *pixels, int *bytes, int *max)
+ int width, int *pixels, int *bytes, int *max)
{
if (command < SCANWID_SET || command > SCANWID_GET_MAX)
- return FALSE;
+ 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
+ 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;
+ pVbe->pInt10->cx = width;
xf86ExecX86int10(pVbe->pInt10);
if (R16(pVbe->pInt10->ax) != 0x4f)
- return FALSE;
+ 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);
+ if (pixels)
+ *pixels = R16(pVbe->pInt10->cx);
+ if (bytes)
+ *bytes = R16(pVbe->pInt10->bx);
+ if (max)
+ *max = R16(pVbe->pInt10->dx);
}
return TRUE;
@@ -720,7 +734,7 @@ VBESetDisplayStart(vbeInfoPtr pVbe, int x, int y, Bool wait_retrace)
xf86ExecX86int10(pVbe->pInt10);
if (R16(pVbe->pInt10->ax) != 0x4f)
- return FALSE;
+ return FALSE;
return TRUE;
}
@@ -734,7 +748,7 @@ VBEGetDisplayStart(vbeInfoPtr pVbe, int *x, int *y)
xf86ExecX86int10(pVbe->pInt10);
if (R16(pVbe->pInt10->ax) != 0x4f)
- return FALSE;
+ return FALSE;
*x = pVbe->pInt10->cx;
*y = pVbe->pInt10->dx;
@@ -746,82 +760,81 @@ 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
+ 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;
+ pVbe->pInt10->bx = 0x01;
+ else
+ pVbe->pInt10->bx = (bits & 0x00ff) << 8;
xf86ExecX86int10(pVbe->pInt10);
if (R16(pVbe->pInt10->ax) != 0x4f)
- return 0;
+ 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)
+ 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
+ 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;
+ pVbe->pInt10->bx = set && wait_retrace ? 0x80 : set ? 0 : 1;
else
- pVbe->pInt10->bx = set ? 2 : 3;
+ 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));
+ memcpy(pVbe->memory, data, num * sizeof(CARD32));
xf86ExecX86int10(pVbe->pInt10);
if (R16(pVbe->pInt10->ax) != 0x4f)
- return NULL;
+ return NULL;
if (set)
- return data;
+ return data;
data = malloc(num * sizeof(CARD32));
memcpy(data, pVbe->memory, num * sizeof(CARD32));
@@ -835,17 +848,17 @@ 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)
+ 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;
@@ -855,7 +868,7 @@ VBEGetVBEpmi(vbeInfoPtr pVbe)
xf86ExecX86int10(pVbe->pInt10);
if (R16(pVbe->pInt10->ax) != 0x4f)
- return NULL;
+ return NULL;
pmi = malloc(sizeof(VBEpmi));
pmi->seg_tbl = R16(pVbe->pInt10->es);
@@ -867,49 +880,49 @@ VBEGetVBEpmi(vbeInfoPtr pVbe)
#if 0
vbeModeInfoPtr
-VBEBuildVbeModeList(vbeInfoPtr pVbe, VbeInfoBlock *vbe)
+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;
+ vbeModeInfoPtr m;
+ VbeModeInfoBlock *mode;
+ int id = vbe->VideoModePtr[i++];
+ int bpp;
- if ((mode = VBEGetModeInfo(pVbe, id)) == NULL)
- continue;
+ if ((mode = VBEGetModeInfo(pVbe, id)) == NULL)
+ continue;
- bpp = mode->BitsPerPixel;
+ 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;
+ 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);
+ 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;
+ ModeList = m;
- VBEFreeModeInfo(mode);
+ VBEFreeModeInfo(mode);
}
return ModeList;
}
-unsigned short
+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;
+ if (bpp == m->bpp
+ && mode->HDisplay == m->width && mode->VDisplay == m->height)
+ return m->n;
+ m = m->next;
}
return 0;
}
@@ -917,37 +930,37 @@ VBECalcVbeModeIndex(vbeModeInfoPtr m, DisplayModePtr mode, int bpp)
void
VBEVesaSaveRestore(vbeInfoPtr pVbe, vbeSaveRestorePtr vbe_sr,
- vbeSaveRestoreFunction function)
+ 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");
- }
-
+ && (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);
-
+ (void) VBEGetVBEMode(pVbe, &vbe_sr->stateMode);
+
if (function == MODE_RESTORE && vbe_sr->stateMode != -1)
- VBESetVBEMode(pVbe, vbe_sr->stateMode, NULL);
+ VBESetVBEMode(pVbe, vbe_sr->stateMode, NULL);
}
@@ -955,15 +968,15 @@ 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
+ 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;
@@ -974,7 +987,7 @@ VBEGetPixelClock(vbeInfoPtr pVbe, int mode, int clock)
xf86ExecX86int10(pVbe->pInt10);
if (R16(pVbe->pInt10->ax) != 0x4f)
- return 0;
+ return 0;
return pVbe->pInt10->cx;
}
@@ -983,13 +996,13 @@ 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
+ Input:
+ AX := 4F10h DPMS
+ BL := 01h Set Display Power State
+ BH := requested power state
+
+ Output:
+ AX := VBE Return Status
*/
pVbe->pInt10->num = 0x10;
@@ -997,16 +1010,16 @@ VBEDPMSSet(vbeInfoPtr pVbe, int mode)
pVbe->pInt10->bx = 0x01;
switch (mode) {
case DPMSModeOn:
- break;
+ break;
case DPMSModeStandby:
- pVbe->pInt10->bx |= 0x100;
- break;
+ pVbe->pInt10->bx |= 0x100;
+ break;
case DPMSModeSuspend:
- pVbe->pInt10->bx |= 0x200;
- break;
+ pVbe->pInt10->bx |= 0x200;
+ break;
case DPMSModeOff:
- pVbe->pInt10->bx |= 0x400;
- break;
+ pVbe->pInt10->bx |= 0x400;
+ break;
}
xf86ExecX86int10(pVbe->pInt10);
return (R16(pVbe->pInt10->ax) == 0x4f);
@@ -1020,31 +1033,32 @@ VBEInterpretPanelID(int scrnIndex, struct vbePanelID *data)
const float PANEL_HZ = 60.0;
if (!data)
- return;
+ return;
xf86DrvMsg(scrnIndex, X_INFO, "PanelID returned panel resolution %dx%d\n",
- data->hsize, data->vsize);
+ data->hsize, data->vsize);
if (pScrn->monitor->nHsync || pScrn->monitor->nVrefresh)
- return;
+ return;
if (data->hsize < 320 || data->vsize < 240) {
- xf86DrvMsg(scrnIndex, X_INFO, "...which I refuse to believe\n");
- return;
+ xf86DrvMsg(scrnIndex, X_INFO, "...which I refuse to believe\n");
+ return;
}
mode = xf86CVTMode(data->hsize, data->vsize, PANEL_HZ, 1, 0);
pScrn->monitor->nHsync = 1;
pScrn->monitor->hsync[0].lo = 29.37;
- pScrn->monitor->hsync[0].hi = (float)mode->Clock / (float)mode->HTotal;
+ 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;
+ (float) mode->Clock * 1000.0 / (float) mode->HTotal /
+ (float) mode->VTotal;
if (pScrn->monitor->vrefresh[0].hi < 59.47)
- pScrn->monitor->vrefresh[0].hi = 59.47;
+ pScrn->monitor->vrefresh[0].hi = 59.47;
free(mode);
}
@@ -1068,25 +1082,27 @@ VBEReadPanelID(vbeInfoPtr pVbe)
xf86ExecX86int10(pVbe->pInt10);
if ((pVbe->pInt10->ax & 0xff) != 0x4f) {
- xf86DrvMsgVerb(screen,X_INFO,3,"VESA VBE PanelID invalid\n");
- goto error;
+ 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;
+ 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;
+ 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;
+ xf86DrvMsgVerb(screen, X_INFO, 3,
+ "VESA VBE PanelID unknown failure %i\n",
+ pVbe->pInt10->ax & 0xff00);
+ break;
}
-error:
+ error:
return tmp;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-18 23:08:41 +0000