/* Mandatory */ Bool LgPreInit(ScrnInfoPtr pScrn, int flags) { CirPtr pCir; vgaHWPtr hwp; MessageType from; int i; ClockRangePtr clockRanges; int fbPCIReg, ioPCIReg; char *s; if (flags & PROBE_DETECT) { cirProbeDDC( pScrn, xf86GetEntityInfo(pScrn->entityList[0])->index ); return TRUE; } #ifdef LG_DEBUG ErrorF("LgPreInit\n"); #endif /* Check the number of entities, and fail if it isn't one. */ if (pScrn->numEntities != 1) return FALSE; /* The vgahw module should be loaded here when needed */ if (!xf86LoadSubModule(pScrn, "vgahw")) return FALSE; xf86LoaderReqSymLists(vgahwSymbols, NULL); /* * Allocate a vgaHWRec */ if (!vgaHWGetHWRec(pScrn)) return FALSE; hwp = VGAHWPTR(pScrn); vgaHWGetIOBase(hwp); /* Allocate the LgRec driverPrivate */ if (!LgGetRec(pScrn)) return FALSE; pCir = CIRPTR(pScrn); pCir->pScrn = pScrn; pCir->PIOReg = hwp->PIOOffset + 0x3CE; /* Get the entity, and make sure it is PCI. */ pCir->pEnt = xf86GetEntityInfo(pScrn->entityList[0]); if (pCir->pEnt->location.type != BUS_PCI) return FALSE; pCir->Chipset = pCir->pEnt->chipset; /* Find the PCI info for this screen */ pCir->PciInfo = xf86GetPciInfoForEntity(pCir->pEnt->index); pCir->PciTag = pciTag(pCir->PciInfo->bus, pCir->PciInfo->device, pCir->PciInfo->func); if (xf86LoadSubModule(pScrn, "int10")) { xf86Int10InfoPtr int10InfoPtr; xf86LoaderReqSymLists(int10Symbols, NULL); int10InfoPtr = xf86InitInt10(pCir->pEnt->index); if (int10InfoPtr) xf86FreeInt10(int10InfoPtr); } /* Set pScrn->monitor */ pScrn->monitor = pScrn->confScreen->monitor; /* * The first thing we should figure out is the depth, bpp, etc. * We support both 24bpp and 32bpp layouts, so indicate that. */ if (!xf86SetDepthBpp(pScrn, 0, 0, 0, Support24bppFb | Support32bppFb | SupportConvert32to24 | PreferConvert32to24)) { return FALSE; } /* Check that the returned depth is one we support */ switch (pScrn->depth) { case 8: case 15: case 16: case 24: case 32: /* OK */ break; default: xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Given depth (%d) is not supported by this driver\n", pScrn->depth); return FALSE; } xf86PrintDepthBpp(pScrn); /* Get the depth24 pixmap format */ if (pScrn->depth == 24 && pix24bpp == 0) pix24bpp = xf86GetBppFromDepth(pScrn, 24); /* * This must happen after pScrn->display has been set because * xf86SetWeight references it. */ if (pScrn->depth > 8) { /* The defaults are OK for us */ rgb zeros = {0, 0, 0}; /* !!! I think we can force 5-6-5 weight for 16bpp here for the 5462. */ if (!xf86SetWeight(pScrn, zeros, zeros)) { return FALSE; } else { /* XXX check that weight returned is supported */ ; } } if (!xf86SetDefaultVisual(pScrn, -1)) return FALSE; /* Collect all of the relevant option flags (fill in pScrn->options) */ xf86CollectOptions(pScrn, NULL); /* Process the options */ if (!(pCir->Options = xalloc(sizeof(LgOptions)))) return FALSE; memcpy(pCir->Options, LgOptions, sizeof(LgOptions)); xf86ProcessOptions(pScrn->scrnIndex, pScrn->options, pCir->Options); pScrn->rgbBits = 6; from = X_DEFAULT; pCir->HWCursor = FALSE; if (xf86GetOptValBool(pCir->Options, OPTION_HW_CURSOR, &pCir->HWCursor)) from = X_CONFIG; xf86DrvMsg(pScrn->scrnIndex, from, "Using %s cursor\n", pCir->HWCursor ? "HW" : "SW"); if (xf86ReturnOptValBool(pCir->Options, OPTION_NOACCEL, FALSE)) { pCir->NoAccel = TRUE; xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "Acceleration disabled\n"); } if (pScrn->bitsPerPixel < 8) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Cannot use in less than 8 bpp\n"); return FALSE; } /* * Set the ChipRev, allowing config file entries to * override. */ if (pCir->pEnt->device->chipRev >= 0) { pCir->ChipRev = pCir->pEnt->device->chipRev; xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "ChipRev override: %d\n", pCir->ChipRev); } else { pCir->ChipRev = pCir->PciInfo->chipRev; } /* Cirrus swapped the FB and IO registers in the 5465 (by design). */ if (PCI_CHIP_GD5465 == pCir->Chipset) { fbPCIReg = 0; ioPCIReg = 1; } else { fbPCIReg = 1; ioPCIReg = 0; } /* Find the frame buffer base address */ if (pCir->pEnt->device->MemBase != 0) { /* Require that the config file value matches one of the PCI values. */ if (!xf86CheckPciMemBase(pCir->PciInfo, pCir->pEnt->device->MemBase)) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "MemBase 0x%08lX doesn't match any PCI base register.\n", pCir->pEnt->device->MemBase); return FALSE; } pCir->FbAddress = pCir->pEnt->device->MemBase; from = X_CONFIG; } else { if (pCir->PciInfo->memBase[fbPCIReg] != 0) { pCir->FbAddress = pCir->PciInfo->memBase[fbPCIReg] & 0xff000000; from = X_PROBED; } else { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "No valid FB address in PCI config space\n"); LgFreeRec(pScrn); return FALSE; } } xf86DrvMsg(pScrn->scrnIndex, from, "Linear framebuffer at 0x%lX\n", (unsigned long)pCir->FbAddress); /* Find the MMIO base address */ if (pCir->pEnt->device->IOBase != 0) { /* Require that the config file value matches one of the PCI values. */ if (!xf86CheckPciMemBase(pCir->PciInfo, pCir->pEnt->device->IOBase)) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "IOBase 0x%08lX doesn't match any PCI base register.\n", pCir->pEnt->device->IOBase); return FALSE; } pCir->IOAddress = pCir->pEnt->device->IOBase; from = X_CONFIG; } else { if (pCir->PciInfo->memBase[ioPCIReg] != 0) { pCir->IOAddress = pCir->PciInfo->memBase[ioPCIReg] & 0xfffff000; from = X_PROBED; } else { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "No valid MMIO address in PCI config space\n"); } } xf86DrvMsg(pScrn->scrnIndex, from, "MMIO registers at 0x%lX\n", (unsigned long)pCir->IOAddress); /* * If the user has specified the amount of memory in the XF86Config * file, we respect that setting. */ if (pCir->pEnt->device->videoRam != 0) { pScrn->videoRam = pCir->pEnt->device->videoRam; from = X_CONFIG; } else { pScrn->videoRam = LgCountRam(pScrn); from = X_PROBED; } if (2048 == pScrn->videoRam) { /* Two-way interleaving */ pCir->chip.lg->memInterleave = 0x40; } else if (4096 == pScrn->videoRam || 8192 == pScrn->videoRam) { /* Four-way interleaving */ pCir->chip.lg->memInterleave = 0x80; } else { /* One-way interleaving */ pCir->chip.lg->memInterleave = 0x00; } xf86DrvMsg(pScrn->scrnIndex, from, "VideoRAM: %d kByte\n", pScrn->videoRam); pCir->FbMapSize = pScrn->videoRam * 1024; pCir->IoMapSize = 0x4000; /* 16K for moment, will increase */ pScrn->racIoFlags = RAC_COLORMAP #ifndef EXPERIMENTAL | RAC_VIEWPORT #endif ; xf86SetOperatingState(resVgaMem, pCir->pEnt->index, ResUnusedOpr); /* Register the PCI-assigned resources. */ if (xf86RegisterResources(pCir->pEnt->index, NULL, ResExclusive)) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "xf86RegisterResources() found resource conflicts\n"); return FALSE; } if (!xf86LoadSubModule(pScrn, "ddc")) { LgFreeRec(pScrn); return FALSE; } xf86LoaderReqSymLists(ddcSymbols, NULL); #if LGuseI2C if (!xf86LoadSubModule(pScrn, "i2c")) { LgFreeRec(pScrn); return FALSE; } xf86LoaderReqSymLists(i2cSymbols, NULL); #endif /* Read and print the monitor DDC information */ pScrn->monitor->DDC = LgDoDDC(pScrn); /* The gamma fields must be initialised when using the new cmap code */ if (pScrn->depth > 1) { Gamma zeros = {0.0, 0.0, 0.0}; if (!xf86SetGamma(pScrn, zeros)) return FALSE; } if (xf86GetOptValBool(pCir->Options, OPTION_SHADOW_FB,&pCir->shadowFB)) xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "ShadowFB %s.\n", pCir->shadowFB ? "enabled" : "disabled"); if ((s = xf86GetOptValString(pCir->Options, OPTION_ROTATE))) { if(!xf86NameCmp(s, "CW")) { /* accel is disabled below for shadowFB */ pCir->shadowFB = TRUE; pCir->rotate = 1; xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "Rotating screen clockwise - acceleration disabled\n"); } else if(!xf86NameCmp(s, "CCW")) { pCir->shadowFB = TRUE; pCir->rotate = -1; xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "Rotating screen" "counter clockwise - acceleration disabled\n"); } else { xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "\"%s\" is not a valid" "value for Option \"Rotate\"\n", s); xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Valid options are \"CW\" or \"CCW\"\n"); } } if (pCir->shadowFB && !pCir->NoAccel) { xf86DrvMsg(pScrn->scrnIndex, X_WARNING, "HW acceleration not supported with \"shadowFB\".\n"); pCir->NoAccel = TRUE; } if (pCir->rotate && pCir->HWCursor) { xf86DrvMsg(pScrn->scrnIndex, X_WARNING, "HW cursor not supported with \"rotate\".\n"); pCir->HWCursor = FALSE; } /* We use a programmable clock */ pScrn->progClock = TRUE; /* XXX Set HW cursor use */ /* Set the min pixel clock */ pCir->MinClock = 12000; /* XXX Guess, need to check this */ xf86DrvMsg(pScrn->scrnIndex, X_DEFAULT, "Min pixel clock is %d MHz\n", pCir->MinClock / 1000); /* * If the user has specified ramdac speed in the XF86Config * file, we respect that setting. */ if (pCir->pEnt->device->dacSpeeds[0]) { ErrorF("Do not specify a Clocks line for Cirrus chips\n"); return FALSE; } else { int speed; int *p; switch (pCir->Chipset) { case PCI_CHIP_GD5462: p = gd5462_MaxClocks; break; case PCI_CHIP_GD5464: case PCI_CHIP_GD5464BD: p = gd5464_MaxClocks; break; case PCI_CHIP_GD5465: p = gd5465_MaxClocks; break; default: ErrorF("???\n"); return FALSE; } switch (pScrn->bitsPerPixel) { case 8: speed = p[1]; break; case 15: case 16: speed = p[2]; break; case 24: speed = p[3]; break; case 32: speed = p[4]; break; default: /* Should not get here */ speed = 0; break; } pCir->MaxClock = speed; from = X_PROBED; } xf86DrvMsg(pScrn->scrnIndex, from, "Max pixel clock is %d MHz\n", pCir->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 = pCir->MinClock; clockRanges->maxClock = pCir->MaxClock; clockRanges->clockIndex = -1; /* programmable */ clockRanges->interlaceAllowed = FALSE; /* XXX check this */ clockRanges->doubleScanAllowed = FALSE; /* XXX check this */ clockRanges->doubleScanAllowed = FALSE; /* XXX check this */ clockRanges->doubleScanAllowed = FALSE; /* XXX check this */ clockRanges->ClockMulFactor = 1; clockRanges->ClockDivFactor = 1; clockRanges->PrivFlags = 0; /* Depending upon what sized tiles used, either 128 or 256. */ /* Aw, heck. Just say 128. */ pCir->Rounding = 128 >> pCir->BppShift; /* * 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 CIRValidMode() already takes * care of this, we don't worry about setting them here. */ i = xf86ValidateModes(pScrn, pScrn->monitor->Modes, pScrn->display->modes, clockRanges, LgLinePitches[pScrn->bitsPerPixel / 8 - 1], 0, 0, 128 * 8, 0, 0, /* Any virtual height is allowed. */ pScrn->display->virtualX, pScrn->display->virtualY, pCir->FbMapSize, LOOKUP_BEST_REFRESH); pCir->chip.lg->lineDataIndex = LgFindLineData(pScrn->displayWidth, pScrn->bitsPerPixel); if (i == -1) { LgFreeRec(pScrn); return FALSE; } /* Prune the modes marked as invalid */ xf86PruneDriverModes(pScrn); if (i == 0 || pScrn->modes == NULL) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "No valid modes found\n"); LgFreeRec(pScrn); return FALSE; } /* * 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. */ 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); /* Load bpp-specific modules */ switch (pScrn->bitsPerPixel) { case 8: case 16: case 24: case 32: if (xf86LoadSubModule(pScrn, "fb") == NULL) { LgFreeRec(pScrn); return FALSE; } xf86LoaderReqSymLists(fbSymbols, NULL); break; } /* Load XAA if needed */ if (!pCir->NoAccel) { if (!xf86LoadSubModule(pScrn, "xaa")) { LgFreeRec(pScrn); return FALSE; } xf86LoaderReqSymLists(xaaSymbols, NULL); } /* Load ramdac if needed */ if (pCir->HWCursor) { if (!xf86LoadSubModule(pScrn, "ramdac")) { LgFreeRec(pScrn); return FALSE; } xf86LoaderReqSymLists(ramdacSymbols, NULL); } if (pCir->shadowFB) { if (!xf86LoadSubModule(pScrn, "shadowfb")) { LgFreeRec(pScrn); return FALSE; } xf86LoaderReqSymLists(shadowSymbols, NULL); } return TRUE; }
void Permedia3PreInit(ScrnInfoPtr pScrn) { GLINTPtr pGlint = GLINTPTR(pScrn); CARD32 LocalMemCaps; TRACE_ENTER("Permedia3PreInit"); if (IS_J2000) { unsigned char m,n,p; if (pGlint->Chipset == PCI_VENDOR_3DLABS_CHIP_GAMMA) GLINT_SLOW_WRITE_REG(GCSRSecondaryGLINTMapEn, GCSRAperture); /* Memory timings for the Appian J2000 board. * This is needed for the second head which is left un-initialized * by the bios, thus freezing the machine. */ GLINT_SLOW_WRITE_REG(0x02e311B8, PM3LocalMemCaps); GLINT_SLOW_WRITE_REG(0x07424905, PM3LocalMemTimings); GLINT_SLOW_WRITE_REG(0x0c000003, PM3LocalMemControl); GLINT_SLOW_WRITE_REG(0x00000061, PM3LocalMemRefresh); GLINT_SLOW_WRITE_REG(0x00000000, PM3LocalMemPowerDown); /* Let's program the K, M and S Clocks to the same values as the bios * does for first head : * - KClk and MClk are 105Mhz. * - S Clock is set to PClk. * Note 1 : pGlint->RefClock is not set yet, so use 14318 instead. * Note 2 : KClk gets internally halved, so we need to double it. */ (void) PM3DAC_CalculateClock(2*105000, 14318, &m,&n,&p); Permedia2vOutIndReg(pScrn, PM3RD_KClkPreScale, 0x00, m); Permedia2vOutIndReg(pScrn, PM3RD_KClkFeedbackScale, 0x00, n); Permedia2vOutIndReg(pScrn, PM3RD_KClkPostScale, 0x00, p); Permedia2vOutIndReg(pScrn, PM3RD_KClkControl, 0x00, PM3RD_KClkControl_STATE_RUN | PM3RD_KClkControl_SOURCE_PLL | PM3RD_KClkControl_ENABLE); Permedia2vOutIndReg(pScrn, PM3RD_MClkControl, 0x00, PM3RD_MClkControl_STATE_RUN | PM3RD_MClkControl_SOURCE_KCLK | PM3RD_MClkControl_ENABLE); Permedia2vOutIndReg(pScrn, PM3RD_SClkControl, 0x00, PM3RD_SClkControl_STATE_RUN | PM3RD_SClkControl_SOURCE_PCLK | PM3RD_SClkControl_ENABLE); } #if defined(__alpha__) /* * On Alpha, we have to "int10" secondary VX1 cards early; * otherwise, some information taken from registers, like * memory size, is incorrect. */ if (!xf86IsPrimaryPci(pGlint->PciInfo)) { if ( IS_QVX1 ) { xf86DrvMsg(pScrn->scrnIndex, X_INFO, "VX1 secondary enabling VGA before int10\n"); /* Enable VGA on the current card. */ PCI_WRITE_BYTE(pGlint->PciInfo, 0, 0xf8); PCI_WRITE_BYTE(pGlint->PciInfo, 0, 0xf4); PCI_WRITE_BYTE(pGlint->PciInfo, 0, 0xfc); /* The card we are on should be VGA-enabled now, so run int10. */ if (xf86LoadSubModule(pScrn, "int10")) { xf86Int10InfoPtr pInt; xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Initializing int10\n"); pInt = xf86InitInt10(pGlint->pEnt->index); xf86FreeInt10(pInt); } xf86DrvMsg(pScrn->scrnIndex, X_INFO, "VX1 secondary disabling VGA after int10\n"); /* Finally, disable VGA on the current card. */ PCI_WRITE_BYTE(pGlint->PciInfo, 0x70, 0xf8); PCI_WRITE_BYTE(pGlint->PciInfo, 0x01, 0xf4); PCI_WRITE_BYTE(pGlint->PciInfo, 0x00, 0xfc); } } #endif /* __alpha__ */ /* If we have SDRAM instead of SGRAM, we have to do some things differently in the FillRectSolid code. */ LocalMemCaps = GLINT_READ_REG(PM3LocalMemCaps); pGlint->PM3_UsingSGRAM = !(LocalMemCaps & PM3LocalMemCaps_NoWriteMask); xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Using %s memory\n", pGlint->PM3_UsingSGRAM ? "SGRAM" : "SDRAM"); TRACE_EXIT("Permedia3PreInit"); }