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-rw-r--r--src/mga_merge.c975
1 files changed, 0 insertions, 975 deletions
diff --git a/src/mga_merge.c b/src/mga_merge.c
deleted file mode 100644
index aa14dbe..0000000
--- a/src/mga_merge.c
+++ /dev/null
@@ -1,975 +0,0 @@
-/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/mga/mga_merge.c,v 1.4 2003/09/24 02:43:24 dawes Exp $ */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-/* All drivers should typically include these */
-#include "xf86.h"
-#include "xf86_OSproc.h"
-#include "xf86Resources.h"
-
-/* All drivers need this */
-
-#include "compiler.h"
-
-/* Drivers for PCI hardware need this */
-#include "xf86PciInfo.h"
-#include "mga.h"
-#include "mga_macros.h"
-#include "mga_reg.h"
-#include "mga_merge.h"
-
-#include "fbdevhw.h"
-
-static int
-StrToRanges(range* r, char* s) {
- float num=0.0;
- int rangenum=0;
- Bool gotdash = FALSE;
- Bool nextdash = FALSE;
- char* strnum=NULL;
- do {
- switch(*s) {
- case '0': case '1': case '2': case '3': case '4': case '5':
- case '6': case '7': case '8': case '9': case '.':
- if(strnum == NULL) {
- strnum = s;
- gotdash = nextdash;
- nextdash = FALSE;
- }
-
- break;
- case '-':
- case ' ': case 0:
- if(strnum == NULL) break; /*is extra seperator */
- if(strnum != NULL) sscanf(strnum,"%f",&num);
- if(gotdash) /*if wasn't singlet: correct. */
- r[rangenum-1].hi = num;
- else { /*first, assume singlet */
- r[rangenum].lo = num;
- r[rangenum].hi = num;
- rangenum++;
- }
- strnum = NULL;
- if(*s == '-')
- nextdash = (rangenum != 0); /*ignore dash if before any number.*/
- break;
- default :
- return 0;
- }
- } while(*(s++) != 0); /* run loop for every char including null terminator.*/
-
- return rangenum;
-}
-
-
-/* Copys mode i, links the result to dest, and returns it.
- * Links i and j in Private record.
- * if dest is NULL, return value is copy of i linked to itself.
- */
-static DisplayModePtr
-CopyModeNLink(ScrnInfoPtr pScrn, DisplayModePtr dest, DisplayModePtr i, DisplayModePtr j, MgaScrn2Rel srel) {
- DisplayModePtr mode;
- int dx = 0,dy = 0;
- /* start with first node */
- mode = xalloc(sizeof(DisplayModeRec));
- memcpy(mode,i, sizeof(DisplayModeRec));
- mode->Private = xalloc(sizeof(MergedDisplayModeRec));
- ((MergedDisplayModePtr)mode->Private)->Monitor1 = i;
- ((MergedDisplayModePtr)mode->Private)->Monitor2 = j;
- ((MergedDisplayModePtr)mode->Private)->Monitor2Pos = srel;
- mode->PrivSize = 0;
-
- switch(srel) {
- case mgaLeftOf:
- case mgaRightOf:
- dx = min(pScrn->virtualX,i->HDisplay + j->HDisplay) - mode->HDisplay;
- dy = min(pScrn->virtualY, max(i->VDisplay,j->VDisplay)) - mode->VDisplay;
- break;
- case mgaAbove:
- case mgaBelow:
- dy = min(pScrn->virtualY,i->VDisplay + j->VDisplay) - mode->VDisplay;
- dx = min(pScrn->virtualX, max(i->HDisplay,j->HDisplay)) - mode->HDisplay;
- break;
- case mgaClone:
- dx = min(pScrn->virtualX, max(i->HDisplay,j->HDisplay)) - mode->HDisplay;
- dy = min(pScrn->virtualY, max(i->VDisplay,j->VDisplay)) - mode->VDisplay;
- break;
- }
- mode->HDisplay += dx;
- mode->HSyncStart += dx;
- mode->HSyncEnd += dx;
- mode->HTotal += dx;
- mode->VDisplay += dy;
- mode->VSyncStart += dy;
- mode->VSyncEnd += dy;
- mode->VTotal += dy;
- mode->Clock = 0; /* Shows we're in Merge mode. */
-
- mode->next = mode;
- mode->prev = mode;
-
- if(dest) {
- /* Insert node after "dest" */
- mode->next = dest->next;
- dest->next->prev = mode;
- mode->prev = dest;
- dest->next = mode;
- }
-
- return mode;
-}
-
-static DisplayModePtr
-GetModeFromName(char* str, DisplayModePtr i)
-{
- DisplayModePtr c = i;
- if(!i) return NULL;
- do {
- if(strcmp(str,c->name) == 0) return c;
- c = c->next;
- } while(c != i);
- return NULL;
-}
-
-/* takes a config file string of MetaModes and generates a MetaModeList */
-static DisplayModePtr
-GenerateModeList(ScrnInfoPtr pScrn, char* str,
- DisplayModePtr i, DisplayModePtr j, MgaScrn2Rel srel) {
- char* strmode = str;
- char modename[256];
- Bool gotdash = FALSE;
- MgaScrn2Rel sr;
-
- DisplayModePtr mode1 = NULL;
- DisplayModePtr mode2 = NULL;
- DisplayModePtr result = NULL;
- do {
- switch(*str) {
- case 0:
- case '-':
- case ' ':
- case ',':
- case ';':
- if((strmode != str)) {/*we got a mode */
- /* read new entry */
- strncpy(modename,strmode,str - strmode);
- modename[str - strmode] = 0;
-
- if(gotdash) {
- if(mode1 == NULL) return NULL;
- mode2 = GetModeFromName(modename,j);
- if(!mode2) {
- xf86DrvMsg(pScrn->scrnIndex, X_CONFIG,
- "Mode: \"%s\" is not a supported mode for monitor 2\n",modename);
- xf86DrvMsg(pScrn->scrnIndex, X_CONFIG,
- "Skipping metamode \"%s-%s\".\n",mode1->name,modename);
- mode1 = NULL;
- }
- } else {
- mode1 = GetModeFromName(modename,i);
- if(!mode1) {
- char* tmps = str;
- xf86DrvMsg(pScrn->scrnIndex, X_CONFIG,
- "Mode: \"%s\" is not a supported mode for monitor 1\n",modename);
- /* find if a monitor2 mode follows */
- gotdash = FALSE;
- while(*tmps == ' ' || *tmps == ';') tmps++;
- if(*tmps == '-' || *tmps == ',') { /* skip the next mode */
- tmps++;
- while(*tmps == ' ' || *tmps == ';') tmps++; /*skip spaces */
- while(*tmps && *tmps != ' ' && *tmps != ';' && *tmps != '-' && *tmps != ',') tmps++; /*skip modename */
- /* for error message */
- strncpy(modename,strmode,tmps - strmode);
- modename[tmps - strmode] = 0;
- str = tmps-1;
- }
- xf86DrvMsg(pScrn->scrnIndex, X_CONFIG,
- "Skipping metamode \"%s\".\n",modename);
- mode1 = NULL;
- }
- }
- gotdash = FALSE;
- }
- strmode = str+1; /* number starts on next char */
- gotdash |= (*str == '-' || *str == ',');
-
- if(*str != 0) break; /* if end of string, we wont get a chance to catch a char and run the
- default case. do it now */
-
- default:
- if(!gotdash && mode1) { /* complete previous pair */
- sr = srel;
- if(!mode2) {
- mode2 = GetModeFromName(mode1->name,j);
- sr = mgaClone;
- }
- if(!mode2) {
- xf86DrvMsg(pScrn->scrnIndex, X_CONFIG,
- "Mode: \"%s\" is not a supported mode for monitor 2\n",mode1->name);
- xf86DrvMsg(pScrn->scrnIndex, X_CONFIG,
- "Skipping clone mode \"%s\".\n", mode1->name);
- mode1 = NULL;
- } else {
- result = CopyModeNLink(pScrn,result,mode1,mode2,sr);
- mode1 = NULL;
- mode2 = NULL;
- }
- }
- break;
-
- }
- } while(*(str++) != 0);
- return result;
-}
-
-
-/* second CRTC init funcitons. Used to check monitor timings and refreshes.
- * this function looses lots of maintainability points due to redundancy,
- * but it still was the cleanest and least-intrusive way I found. */
-
-Bool
-MGAPreInitMergedFB(ScrnInfoPtr pScrn1, int flags)
-{
- ScrnInfoPtr pScrn;
- MGAPtr pMga;
- MGAPtr pMga1;
- MessageType from;
- int i;
- char* s;
- ClockRangePtr clockRanges;
-#ifdef USEMGAHAL
- ULONG status;
-#endif
- MgaScrn2Rel Monitor2Pos;
-
- xf86DrvMsg(pScrn1->scrnIndex, X_INFO, "==== Start of second screen initialization ====\n");
- pScrn = xalloc(sizeof(ScrnInfoRec));
- memcpy(pScrn,pScrn1,sizeof(ScrnInfoRec));
-
- pScrn->driverPrivate = NULL;
- /* Allocate the MGARec driverPrivate */
- if (!MGAGetRec(pScrn)) {
- return FALSE;
- }
-
- pMga = MGAPTR(pScrn);
-#ifdef USEMGAHAL
- pMga->pMgaModeInfo = NULL; /*will be allocated later if NULL*/
-#endif
- pMga1 = MGAPTR(pScrn1);
- pMga1->pScrn2 = pScrn;
-
- /* Get the entity, and make sure it is PCI. */
- pMga->pEnt = pMga1->pEnt;
-
- /* Set pMga->device to the relevant Device section */
- pMga->device = pMga1->device;
-
- if (flags & PROBE_DETECT) {
- MGAProbeDDC(pScrn, pMga->pEnt->index); /*FIXME make shure this probes second monitor */
- return TRUE;
- }
-
- pMga->PciTag = pMga1->PciTag;
-
- pMga->Primary = pMga1->Primary;
-
- /* Set pScrn->monitor */
- {
- pScrn->monitor = xalloc(sizeof(MonRec));
- /* copy everything we don't care about */
- memcpy(pScrn->monitor,pScrn1->monitor,sizeof(MonRec));
- pScrn->monitor->DDC = NULL; /*FIXME:have to try this */
- if ((s = xf86GetOptValString(pMga1->Options, OPTION_HSYNC2))) {
- pScrn->monitor->nHsync = StrToRanges(pScrn->monitor->hsync,s);
- }
- if ((s = xf86GetOptValString(pMga1->Options, OPTION_VREFRESH2))) {
- pScrn->monitor->nVrefresh = StrToRanges(pScrn->monitor->vrefresh,s);
- }
-
-
-
- }
-
- pMga->SecondCrtc = TRUE;
- pMga->HWCursor = FALSE;
- pScrn->AdjustFrame = MGAAdjustMergeFrames;
- pScrn1->AdjustFrame = MGAAdjustMergeFrames;
-
-/* if (!xf86SetDepthBpp(pScrn, 0, 0, 0, flags24)) FIXME:have to copy result form scrn1
- if (!xf86SetWeight(pScrn, zeros, zeros)) {
-*/
-
- /* We use a programamble clock */
- pScrn->progClock = TRUE;
-
- /* Collect all of the relevant option flags (fill in pScrn->options) */
- pScrn->options = pScrn1->options;
-
-/* xf86ProcessOptions(pScrn->scrnIndex, pScrn->options, pMga->Options);*/
- pMga->Options = pMga1->Options;
-
-
- /* Set the bits per RGB for 8bpp mode */
- if (pScrn->depth == 8)
- pScrn->rgbBits = 8;
-
- /*
- * Set the Chipset and ChipRev, allowing config file entries to
- * override.
- */
- pScrn->chipset = pScrn1->chipset;
- pMga->Chipset = pMga1->Chipset;
- pMga->ChipRev = pMga1->ChipRev;
-
-#ifdef XF86DRI
- pMga->agpMode = pMga1->agpMode;
-#endif
-
- pMga->NoAccel = pMga1->NoAccel;
- pMga->UsePCIRetry = pMga1->UsePCIRetry;
- pMga->SyncOnGreen = pMga1->SyncOnGreen;
- pMga->ShowCache = pMga1->ShowCache;
- pMga->HasSDRAM = pMga1->HasSDRAM;
- pMga->MemClk = pMga1->MemClk;
- pMga->Overlay8Plus24 = pMga1->Overlay8Plus24;
- pMga->colorKey = pMga1->colorKey;
- pScrn->colorKey = pScrn1->colorKey;
- pScrn->overlayFlags = pScrn1->overlayFlags;
- pMga->videoKey = pMga1->videoKey;
- /* unsupported options */
- pMga->HWCursor = FALSE;
- pMga->ShadowFB = FALSE;
- pMga->FBDev = FALSE;
-
- pMga->OverclockMem = pMga1->OverclockMem;
- pMga->TexturedVideo = pMga1->TexturedVideo;
- pMga->MergedFB = TRUE;
-
- pMga->Rotate = 0;
-
- switch (pMga->Chipset) {
- case PCI_CHIP_MGA2064:
- case PCI_CHIP_MGA2164:
- case PCI_CHIP_MGA2164_AGP:
- MGA2064SetupFuncs(pScrn);
- break;
- case PCI_CHIP_MGA1064:
- case PCI_CHIP_MGAG100:
- case PCI_CHIP_MGAG100_PCI:
- case PCI_CHIP_MGAG200:
- case PCI_CHIP_MGAG200_PCI:
- case PCI_CHIP_MGAG200_SE_A_PCI:
- case PCI_CHIP_MGAG200_SE_B_PCI:
- case PCI_CHIP_MGAG400:
- case PCI_CHIP_MGAG550:
- MGAGSetupFuncs(pScrn);
- break;
- }
-
- pMga->FbAddress = pMga1->FbAddress;
- pMga->FbBaseReg = pMga1->FbBaseReg;
- pMga->PciInfo = pMga1->PciInfo;
- pMga->IOAddress = pMga1->IOAddress;
- pMga->ILOADAddress = pMga1->ILOADAddress;
- pMga->BiosFrom = pMga1->BiosFrom;
- pMga->BiosAddress = pMga1->BiosAddress;
-
- /*
- * Read the BIOS data struct
- */
-
- mga_read_and_process_bios( pScrn );
-
- /* HW bpp matches reported bpp */
- pMga->HwBpp = pMga1->HwBpp;
-
- /*
- * Reset card if it isn't primary one
- */
- if ( (!pMga->Primary && !pMga->FBDev) || xf86IsPc98() )
- MGASoftReset(pScrn);
-
-
- pScrn->videoRam = pScrn1->videoRam;
- pMga->FbMapSize = pMga1->FbMapSize;
- pMga->SrcOrg = pMga1->SrcOrg;
- pMga->DstOrg = pMga1->DstOrg;
-
- /* Set the bpp shift value */
- pMga->BppShifts[0] = 0;
- pMga->BppShifts[1] = 1;
- pMga->BppShifts[2] = 0;
- pMga->BppShifts[3] = 2;
-
- /*
- * fill MGAdac struct
- * Warning: currently, it should be after RAM counting
- */
- (*pMga->PreInit)(pScrn);
-
-#if !defined(__powerpc__)
-
- /* Read and print the Monitor DDC info */
-/* pScrn->monitor->DDC = MGAdoDDC(pScrn);*/ /*FIXME: have to try this*/
-#endif /* !__powerpc__ */
-
- /*
- * If the driver can do gamma correction, it should call xf86SetGamma()
- * here.
- */
- {
- Gamma zeros = {0.0, 0.0, 0.0};
-
- if (!xf86SetGamma(pScrn, zeros)) {
- return FALSE;
- }
- }
-
-
- /* Set the min pixel clock */
- pMga->MinClock = pMga1->MinClock; /* XXX Guess, need to check this */
- xf86DrvMsg(pScrn->scrnIndex, X_DEFAULT, "CRTC2: Min pixel clock is %d MHz\n",
- pMga->MinClock / 1000);
- /* Override on 2nd crtc */
-
- if (pMga->ChipRev >= 0x80 || (pMga->Chipset == PCI_CHIP_MGAG550)) {
- /* G450, G550 */
- pMga->MaxClock = 234000;
- } else {
- pMga->MaxClock = 135000;
- }
- xf86DrvMsg(pScrn->scrnIndex, X_DEFAULT, "CRTC2: Max pixel clock is %d MHz\n",
- pMga->MaxClock / 1000);
- /*
- * Setup the ClockRanges, which describe what clock ranges are available,
- * and what sort of modes they can be used for.
- */
- clockRanges = xnfcalloc(sizeof(ClockRange), 1);
- clockRanges->next = NULL;
- clockRanges->minClock = pMga->MinClock;
- clockRanges->maxClock = pMga->MaxClock;
- clockRanges->clockIndex = -1; /* programmable */
- clockRanges->interlaceAllowed = TRUE;
- clockRanges->doubleScanAllowed = TRUE;
-#ifdef USEMGAHAL
- MGA_HAL(clockRanges->interlaceAllowed = FALSE);
- MGA_HAL(clockRanges->doubleScanAllowed = FALSE);
-#endif
- clockRanges->interlaceAllowed = FALSE; /*no interlace on CRTC2 */
-
- clockRanges->ClockMulFactor = 1;
- clockRanges->ClockDivFactor = 1;
- /* Only set MemClk if appropriate for the ramdac */
- if (pMga->Dac.SetMemClk) {
- if (pMga->MemClk == 0) {
- pMga->MemClk = pMga->Dac.MemoryClock;
- from = pMga->Dac.MemClkFrom;
- } else
- from = X_CONFIG;
- xf86DrvMsg(pScrn->scrnIndex, from, "CRTC2: MCLK used is %.1f MHz\n",
- pMga->MemClk / 1000.0);
- }
-
- /*
- * xf86ValidateModes will check that the mode HTotal and VTotal values
- * don't exceed the chipset's limit if pScrn->maxHValue and
- * pScrn->maxVValue are set. Since our MGAValidMode() already takes
- * care of this, we don't worry about setting them here.
- */
- {
- int Pitches1[] =
- {640, 768, 800, 960, 1024, 1152, 1280, 1600, 1920, 2048, 0};
- int Pitches2[] =
- {512, 640, 768, 800, 832, 960, 1024, 1152, 1280, 1600, 1664,
- 1920, 2048, 0};
- int *linePitches = NULL;
- int minPitch = 256;
- int maxPitch = 2048;
-
- switch(pMga->Chipset) {
- case PCI_CHIP_MGA2064:
- if (!pMga->NoAccel) {
- linePitches = xalloc(sizeof(Pitches1));
- memcpy(linePitches, Pitches1, sizeof(Pitches1));
- minPitch = maxPitch = 0;
- }
- break;
- case PCI_CHIP_MGA2164:
- case PCI_CHIP_MGA2164_AGP:
- case PCI_CHIP_MGA1064:
- if (!pMga->NoAccel) {
- linePitches = xalloc(sizeof(Pitches2));
- memcpy(linePitches, Pitches2, sizeof(Pitches2));
- minPitch = maxPitch = 0;
- }
- break;
- case PCI_CHIP_MGAG100:
- case PCI_CHIP_MGAG100_PCI:
- maxPitch = 2048;
- break;
- case PCI_CHIP_MGAG200:
- case PCI_CHIP_MGAG200_PCI:
- case PCI_CHIP_MGAG200_SE_A_PCI:
- case PCI_CHIP_MGAG200_SE_B_PCI:
- case PCI_CHIP_MGAG400:
- case PCI_CHIP_MGAG550:
- maxPitch = 4096;
- break;
- }
-
- pScrn->modePool=NULL;
- pScrn->modes = NULL;
- i = xf86ValidateModes(pScrn, pScrn->monitor->Modes,
- pScrn->display->modes, clockRanges,
- linePitches, minPitch, maxPitch,
- pMga->Roundings[(pScrn->bitsPerPixel >> 3) - 1] *
- pScrn->bitsPerPixel, 128, 2048,
- pScrn->display->virtualX,
- pScrn->display->virtualY,
- pMga->FbMapSize,
- LOOKUP_BEST_REFRESH);
-
- if (linePitches)
- xfree(linePitches);
- }
-
-
- if (i < 1 && pMga->FBDev) {
- fbdevHWUseBuildinMode(pScrn);
- pScrn->displayWidth = pScrn->virtualX; /* FIXME: might be wrong */
- i = 1;
- }
- if (i == -1) {
- xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "CRTC2: Validate Modes Failed\n");
- MGAFreeRec(pScrn);
- return FALSE;
- }
-
- /* Prune the modes marked as invalid */
- xf86PruneDriverModes(pScrn);
-
- if (i == 0 || pScrn->modes == NULL) {
- xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "CRTC2: No valid modes found\n");
- MGAFreeRec(pScrn);
- return FALSE;
- }
-#ifdef USEMGAHAL
- MGA_HAL(
-
- pMga->pBoard = pMga1->pBoard;
- pMga->pClientStruct = pMga1->pClientStruct;
- pMga->pMgaHwInfo = pMga1->pMgaHwInfo;
-
-
- MGAFillModeInfoStruct(pScrn,NULL);
- /* Fields usually handled by MGAFillModeInfoStruct, but are unavailable
- * because no mode is given
- */
- pMga->pMgaModeInfo->ulDispWidth = pScrn->virtualX;
- pMga->pMgaModeInfo->ulDispHeight = pScrn->virtualY;
-
- if((status = MGAValidateMode(pMga->pBoard,pMga->pMgaModeInfo)) != 0) {
- xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
- "MGAValidateMode from HALlib found the mode to be invalid.\n"
- "\tError: 0x%lx\n", status);
- return FALSE;
- }
- pScrn->displayWidth = pMga->pMgaModeInfo->ulFBPitch;
- ); /* MGA_HAL */
-#endif
-
- /*
- * Set the CRTC parameters for all of the modes based on the type
- * of mode, and the chipset's interlace requirements.
- *
- * Calling this is required if the mode->Crtc* values are used by the
- * driver and if the driver doesn't provide code to set them. They
- * are not pre-initialised at all.
- */
-#ifdef USEMGAHAL
- MGA_HAL(xf86SetCrtcForModes(pScrn, 0));
-#endif
- MGA_NOT_HAL(xf86SetCrtcForModes(pScrn, INTERLACE_HALVE_V));
-
- /* Set the current mode to the first in the list */
- pScrn->currentMode = pScrn->modes;
-
- /* Print the list of modes being used */
- xf86PrintModes(pScrn);
-
- /* Set display resolution */
- xf86SetDpi(pScrn, 0, 0);
-
- /*
- * Compute the byte offset into the linear frame buffer where the
- * frame buffer data should actually begin. According to DDK misc.c
- * line 1023, if more than 4MB is to be displayed, YDSTORG must be set
- * appropriately to align memory bank switching, and this requires a
- * corresponding offset on linear frame buffer access.
- * This is only needed for WRAM.
- */
-
- pMga->YDstOrg = pMga1->YDstOrg;
- xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, 2, "CRTC2: YDstOrg is set to %d\n",
- pMga->YDstOrg);
- pMga->FbUsableSize = pMga1->FbUsableSize;
- pMga->FbCursorOffset = pMga1->FbCursorOffset;
-
- pMga->CurrentLayout.bitsPerPixel = pScrn->bitsPerPixel;
- pMga->CurrentLayout.depth = pScrn->depth;
- pMga->CurrentLayout.displayWidth = pScrn->displayWidth;
- pMga->CurrentLayout.weight.red = pScrn->weight.red;
- pMga->CurrentLayout.weight.green = pScrn->weight.green;
- pMga->CurrentLayout.weight.blue = pScrn->weight.blue;
- pMga->CurrentLayout.Overlay8Plus24 = pMga->Overlay8Plus24;
- pMga->CurrentLayout.mode = pScrn->currentMode;
-
-
- Monitor2Pos = mgaRightOf;
- if ((s = xf86GetOptValString(pMga1->Options, OPTION_MONITOR2POS))) {
- switch(s[0]) {
- case 'L': case 'l': case 'G': case 'g':
- Monitor2Pos = mgaLeftOf;
- break;
- case 'R': case 'r': case 'D': case 'd':
- Monitor2Pos = mgaRightOf;
- break;
-
- case 'A': case 'a': case 'H': case 'h':
- Monitor2Pos = mgaAbove;
- break;
-
- case 'B': case 'b':
- Monitor2Pos = mgaBelow;
- break;
-
- case 'C': case 'c':
- Monitor2Pos = mgaClone;
- break;
- default:
- Monitor2Pos = mgaRightOf;
- break;
- }
- }
-
- /* Fool xf86 into thinking we have huge modes */
- /* Keep the original values somewhere */
- pMga1->M1modes = pScrn1->modes;
- pMga1->M1currentMode = pScrn1->currentMode;
- /* make a copy of the mode list, so we can modify it. */
- if ((s = xf86GetOptValString(pMga1->Options, OPTION_METAMODES))) {
- pScrn1->modes = GenerateModeList(pScrn,s,pMga1->M1modes,pScrn->modes,Monitor2Pos); /*FIXME: free this list*/
- if(!pScrn1->modes) {
- xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Parse Error reading MetaModes, or No modes left.\n");
- return FALSE;
- }
-
- pScrn1->modes = pScrn1->modes->next;
- pScrn1->currentMode = pScrn1->modes;
- } else {
- xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "MetaModes option missing.\n");
- return FALSE;
- }
- xf86DrvMsg(pScrn1->scrnIndex, X_INFO, "==== End of second screen initialization ====\n");
- return TRUE;
-}
-
-void
-MGADisplayPowerManagementSetMerged(ScrnInfoPtr pScrn, int PowerManagementMode,
- int flags)
-{
- MGADisplayPowerManagementSet(pScrn,PowerManagementMode,flags);
- MGADisplayPowerManagementSetCrtc2(pScrn,PowerManagementMode,flags);
-}
-
-typedef struct _region {
- int x0,x1,y0,y1;
- } region;
-
-static Bool
-InRegion(int x, int y, region r) {
- return (r.x0 <= x) && (x < r.x1) && (r.y0 <= y) && (y < r.y1);
-}
-
-
-#define BOUND(test,low,hi) { \
- if(test < low) test = low; \
- if(test > hi) test = hi; }
-#define REBOUND(low,hi,test) { \
- if(test < low) { \
- hi += test-low; \
- low = test; } \
- if(test > hi) { \
- low += test-hi; \
- hi = test; } }
- void
-MGAMergePointerMoved(int scrnIndex, int x, int y)
-{
- ScrnInfoPtr pScr = xf86Screens[scrnIndex];
- MGAPtr pMga = MGAPTR(pScr);
- ScrnInfoPtr pScr2 = pMga->pScrn2;
-
- region out,in1,in2,f2,f1;
-
- int deltax,deltay;
-
- /* for ease. */
- f1.x0 = pMga->M1frameX0;
- f1.x1 = pMga->M1frameX1+1;
- f1.y0 = pMga->M1frameY0;
- f1.y1 = pMga->M1frameY1+1;
- f2.x0 = pScr2->frameX0;
- f2.x1 = pScr2->frameX1+1;
- f2.y0 = pScr2->frameY0;
- f2.y1 = pScr2->frameY1+1;
-
-
- /*specify outer clipping region. crossing this causes all frames to move*/
- out.x0 = pScr->frameX0;
- out.x1 = pScr->frameX1+1;
- out.y0 = pScr->frameY0;
- out.y1 = pScr->frameY1+1;
-
- /*
- * specify inner sliding window. beeing outsize both frames, and inside
- * the outer cliping window, causes corresponding frame to slide
- */
- in1 = out;
- in2 = out;
- switch(((MergedDisplayModePtr)pScr->currentMode->Private)->Monitor2Pos) {
- case mgaLeftOf :
- in1.x0 = f1.x0;
- in2.x1 = f2.x1;
- break;
- case mgaRightOf :
- in1.x1 = f1.x1;
- in2.x0 = f2.x0;
- break;
- case mgaBelow :
- in1.y1 = f1.y1;
- in2.y0 = f2.y0;
- break;
- case mgaAbove :
- in1.y0 = f1.y0;
- in2.y1 = f2.y1;
- break;
- case mgaClone :
- break;
- }
-
-
- deltay = 0;
- deltax = 0;
-
- if(InRegion(x,y,out)) {
- if( InRegion(x,y, in1) && !InRegion(x,y, f1) ) {
- REBOUND(f1.x0,f1.x1,x);
- REBOUND(f1.y0,f1.y1,y);
- deltax = 1; /*force frame update */
- }
- if( InRegion(x,y, in2) && !InRegion(x,y, f2) ) {
- REBOUND(f2.x0,f2.x1,x);
- REBOUND(f2.y0,f2.y1,y);
- deltax = 1; /*force frame update */
- }
- }
- else { /*outside outer clipping region*/
- if ( out.x0 > x) {
- deltax = x - out.x0;
- }
- if ( out.x1 < x) {
- deltax = x - out.x1;
- }
- f1.x0 += deltax;
- f1.x1 += deltax;
- f2.x0 += deltax;
- f2.x1 += deltax;
- pScr->frameX0 += deltax;
- pScr->frameX1 += deltax;
-
-
- if ( out.y0 > y) {
- deltay = y - out.y0;
- }
- if ( out.y1 < y) {
- deltay = y - out.y1;
- }
- f1.y0 += deltay;
- f1.y1 += deltay;
- f2.y0 += deltay;
- f2.y1 += deltay;
- pScr->frameY0 += deltay;
- pScr->frameY1 += deltay;
- }
-
-
- if (deltax != 0 || deltay != 0) {
- /* back to reality. */
- pMga->M1frameX0 = f1.x0;
- pMga->M1frameY0 = f1.y0;
- pScr2->frameX0 = f2.x0;
- pScr2->frameY0 = f2.y0;
-
- /*Adjust Granularity */
- MGAAdjustGranularity(pScr,&pMga->M1frameX0,&pMga->M1frameY0);
- MGAAdjustGranularity(pScr,&pScr2->frameX0,&pScr2->frameY0);
- MGAAdjustGranularity(pScr,&pScr->frameX0,&pScr->frameY0);
-
- pMga->M1frameX1 = pMga->M1frameX0 + MDMPTR(pScr)->Monitor1->HDisplay -1;
- pMga->M1frameY1 = pMga->M1frameY0 + MDMPTR(pScr)->Monitor1->VDisplay -1;
- pScr2->frameX1 = pScr2->frameX0 + MDMPTR(pScr)->Monitor2->HDisplay -1;
- pScr2->frameY1 = pScr2->frameY0 + MDMPTR(pScr)->Monitor2->VDisplay -1;
- pScr->frameX1 = pScr->frameX0 + pScr->currentMode->HDisplay -1;
- pScr->frameY1 = pScr->frameY0 + pScr->currentMode->VDisplay -1;
-
- MGAAdjustFrame(pScr->scrnIndex, pMga->M1frameX0, pMga->M1frameY0, 0);
- MGAAdjustFrameCrtc2(pScr->scrnIndex, pScr2->frameX0, pScr2->frameY0, 0);
- }
-
-/* if(pMga->PointerMoved)
- (*pMga->PointerMoved)(scrnIndex, x, y); FIXME: do I need to call old func?*/
-
-}
-
-
-void
-MGAAdjustMergeFrames(int scrnIndex, int x, int y, int flags) {
- ScrnInfoPtr pScrn1 = xf86Screens[scrnIndex];
- MGAPtr pMga = MGAPTR(pScrn1);
- ScrnInfoPtr pScrn2 = pMga->pScrn2;
- int VTotal = pScrn1->currentMode->VDisplay;
- int HTotal = pScrn1->currentMode->HDisplay;
- int VMax = VTotal;
- int HMax = HTotal;
-
- BOUND(x,0,pScrn1->virtualX-HTotal);
- BOUND(y,0,pScrn1->virtualY-VTotal);
- switch(MDMPTR(pScrn1)->Monitor2Pos) {
- case mgaLeftOf:
- pScrn2->frameX0 = x;
- BOUND(pScrn2->frameY0,y,y + VMax - MDMPTR(pScrn1)->Monitor2->VDisplay);
- pMga->M1frameX0 = x+MDMPTR(pScrn1)->Monitor2->HDisplay;
- BOUND(pMga->M1frameY0,y,y + VMax - MDMPTR(pScrn1)->Monitor1->VDisplay);
- break;
- case mgaRightOf:
- pMga->M1frameX0 = x;
- BOUND(pMga->M1frameY0,y,y + VMax - MDMPTR(pScrn1)->Monitor1->VDisplay);
- pScrn2->frameX0 = x+MDMPTR(pScrn1)->Monitor1->HDisplay;
- BOUND(pScrn2->frameY0,y,y + VMax - MDMPTR(pScrn1)->Monitor2->VDisplay);
- break;
- case mgaAbove:
- BOUND(pScrn2->frameX0,x,x + HMax - MDMPTR(pScrn1)->Monitor2->HDisplay);
- pScrn2->frameY0 = y;
- BOUND(pMga->M1frameX0,x,x + HMax - MDMPTR(pScrn1)->Monitor1->HDisplay);
- pMga->M1frameY0 = y+MDMPTR(pScrn1)->Monitor2->VDisplay;
- break;
- case mgaBelow:
- BOUND(pMga->M1frameX0,x,x + HMax - MDMPTR(pScrn1)->Monitor1->HDisplay);
- pMga->M1frameY0 = y;
- BOUND(pScrn2->frameX0,x,x + HMax - MDMPTR(pScrn1)->Monitor2->HDisplay);
- pScrn2->frameY0 = y+MDMPTR(pScrn1)->Monitor1->VDisplay;
- break;
- case mgaClone:
- BOUND(pMga->M1frameX0,x,x + HMax - MDMPTR(pScrn1)->Monitor1->HDisplay);
- BOUND(pMga->M1frameY0,y,y + VMax - MDMPTR(pScrn1)->Monitor1->VDisplay);
- BOUND(pScrn2->frameX0,x,x + HMax - MDMPTR(pScrn1)->Monitor2->HDisplay);
- BOUND(pScrn2->frameY0,y,y + VMax - MDMPTR(pScrn1)->Monitor2->VDisplay);
- break;
- }
- /* sanity checks. Make shure were not out of bounds */
- BOUND(pMga->M1frameX0,0,pScrn1->virtualX -MDMPTR(pScrn1)->Monitor1->HDisplay);
- BOUND(pMga->M1frameY0,0,pScrn1->virtualY -MDMPTR(pScrn1)->Monitor1->VDisplay);
- BOUND(pScrn2->frameX0,0,pScrn2->virtualX -MDMPTR(pScrn1)->Monitor2->HDisplay);
- BOUND(pScrn2->frameY0,0,pScrn2->virtualY -MDMPTR(pScrn1)->Monitor2->VDisplay);
-
- pScrn1->frameX0 = x;
- pScrn1->frameY0 = y;
-
- /* check granularity */
- MGAAdjustGranularity(pScrn1,&pMga->M1frameX0,&pMga->M1frameY0);
- MGAAdjustGranularity(pScrn1,&pScrn2->frameX0,&pScrn2->frameY0);
- MGAAdjustGranularity(pScrn1,&pScrn1->frameX0,&pScrn1->frameY0);
-
- /* complete shitty redundant info */
- pMga->M1frameX1 = pMga->M1frameX0 + MDMPTR(pScrn1)->Monitor1->HDisplay -1;
- pMga->M1frameY1 = pMga->M1frameY0 + MDMPTR(pScrn1)->Monitor1->VDisplay -1;
- pScrn2->frameX1 = pScrn2->frameX0 + MDMPTR(pScrn1)->Monitor2->HDisplay -1;
- pScrn2->frameY1 = pScrn2->frameY0 + MDMPTR(pScrn1)->Monitor2->VDisplay -1;
- pScrn1->frameX1 = pScrn1->frameX0 + pScrn1->currentMode->HDisplay -1;
- pScrn1->frameY1 = pScrn1->frameY0 + pScrn1->currentMode->VDisplay -1;
-
- MGAAdjustFrame(scrnIndex, pMga->M1frameX0, pMga->M1frameY0, flags);
- MGAAdjustFrameCrtc2(scrnIndex, pScrn2->frameX0, pScrn2->frameY0, flags);
- return;
-}
-
-Bool
-MGACloseScreenMerged(int scrnIndex, ScreenPtr pScreen) {
- ScrnInfoPtr pScrn1 = xf86Screens[scrnIndex];
- MGAPtr pMga = MGAPTR(pScrn1);
- ScrnInfoPtr pScrn2 = pMga->pScrn2;
-
- if(pScrn2) {
- xfree(pScrn2->monitor);
- pScrn2->monitor = NULL;
-
- xfree(pScrn2);
- pMga->pScrn2 = NULL;
- }
-
- if(pScrn1->modes) {
- pScrn1->currentMode = pScrn1->modes;
- do {
- DisplayModePtr p = pScrn1->currentMode->next;
- if(pScrn1->currentMode->Private)
- xfree(pScrn1->currentMode->Private);
- xfree(pScrn1->currentMode);
- pScrn1->currentMode = p;
- }while( pScrn1->currentMode != pScrn1->modes);
- }
-
- pScrn1->currentMode = pMga->M1currentMode;
- pScrn1->modes = pMga->M1modes;
-
- return TRUE;
-}
-
-Bool
-MGASaveScreenMerged(ScreenPtr pScreen, int mode)
-{
- ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
- MGAPtr pMga = MGAPTR(pScrn);
- BOOL on = xf86IsUnblank(mode);
- CARD8 reg;
-
- if (on) {
-/* SetTimdeSinceLastInputEvent();*/
-
- /* power on Dac1 */
- reg = inMGAdac(MGA1064_MISC_CTL);
- reg |= MGA1064_MISC_CTL_DAC_EN;
- outMGAdac(MGA1064_MISC_CTL, reg);
-
- /* power on Dac2 */
- reg = inMGAdac(MGA1064_PWR_CTL);
- reg |= MGA1064_PWR_CTL_DAC2_EN;
- outMGAdac(MGA1064_PWR_CTL, reg);
- } else {
- /* power off Dac1 */
- reg = inMGAdac(MGA1064_MISC_CTL);
- reg &= ~MGA1064_MISC_CTL_DAC_EN;
- outMGAdac(MGA1064_MISC_CTL, reg);
-
- /* power off Dac2 */
- reg = inMGAdac(MGA1064_PWR_CTL);
- reg &= ~MGA1064_PWR_CTL_DAC2_EN;
- outMGAdac(MGA1064_PWR_CTL, reg);
- }
-
- return TRUE;
-}
-
-
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-21 19:44:23 +0000