diff options
Diffstat (limited to 'xorg-server/hw/xfree86/vbe/vbeModes.c')
| -rw-r--r-- | xorg-server/hw/xfree86/vbe/vbeModes.c | 902 |
1 files changed, 451 insertions, 451 deletions
diff --git a/xorg-server/hw/xfree86/vbe/vbeModes.c b/xorg-server/hw/xfree86/vbe/vbeModes.c index 9ccbe6b51..415167d0e 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 {
- XNFasprintf(&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);
-}
-
+#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 { + XNFasprintf(&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); +} |