/* * Copyright 2011-2016 The OpenChrome Project * [https://www.freedesktop.org/wiki/Openchrome] * * 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, sub license, * 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 (including the * next paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS 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. */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "globals.h" #include "via_driver.h" static void viaMMIOEnable(ScrnInfoPtr pScrn) { VIAPtr pVia = VIAPTR(pScrn); vgaHWPtr hwp = VGAHWPTR(pScrn); DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Entered viaMMIOEnable.\n")); switch (pVia->Chipset) { case VIA_CX700: case VIA_K8M890: case VIA_P4M900: case VIA_VX800: case VIA_VX855: case VIA_VX900: ViaSeqMask(hwp, 0x1A, 0x08, 0x08); break; default: if (pVia->IsSecondary) ViaSeqMask(hwp, 0x1A, 0x38, 0x38); else ViaSeqMask(hwp, 0x1A, 0x68, 0x68); break; } DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Exiting viaMMIOEnable.\n")); } static void viaMMIODisable(ScrnInfoPtr pScrn) { VIAPtr pVia = VIAPTR(pScrn); vgaHWPtr hwp = VGAHWPTR(pScrn); DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Entered viaMMIODisable.\n")); switch (pVia->Chipset) { case VIA_CX700: case VIA_K8M890: case VIA_P4M900: case VIA_VX800: case VIA_VX855: case VIA_VX900: ViaSeqMask(hwp, 0x1A, 0x00, 0x08); break; default: ViaSeqMask(hwp, 0x1A, 0x00, 0x60); break; } DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Exiting viaMMIODisable.\n")); } static Bool viaMapMMIO(ScrnInfoPtr pScrn) { VIAPtr pVia = VIAPTR(pScrn); vgaHWPtr hwp = VGAHWPTR(pScrn); CARD8 val; #ifdef HAVE_PCIACCESS int err; #else unsigned char *tmp; #endif DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Entered viaMapMMIO.\n")); #ifdef HAVE_PCIACCESS pVia->MmioBase = pVia->PciInfo->regions[1].base_addr; #else pVia->MmioBase = pVia->PciInfo->memBase[1]; #endif xf86DrvMsg(pScrn->scrnIndex, X_PROBED, "Mapping MMIO at address 0x%lx with " "size %u KB.\n", pVia->MmioBase, VIA_MMIO_REGSIZE / 1024); #ifdef HAVE_PCIACCESS err = pci_device_map_range(pVia->PciInfo, pVia->MmioBase, VIA_MMIO_REGSIZE, PCI_DEV_MAP_FLAG_WRITABLE, (void **)&pVia->MapBase); if (err) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Unable to map MMIO.\n" "Error: %s (%u)\n", strerror(err), err); goto fail; } #else pVia->MapBase = xf86MapPciMem(pScrn->scrnIndex, VIDMEM_MMIO, pVia->PciTag, pVia->MmioBase, VIA_MMIO_REGSIZE); if (!pVia->MapBase) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Unable to map MMIO.\n"); goto fail; } #endif xf86DrvMsg(pScrn->scrnIndex, X_PROBED, "Mapping 2D Host BitBLT space at address 0x%lx with " "size %u KB.\n", pVia->MmioBase + VIA_MMIO_BLTBASE, VIA_MMIO_BLTSIZE / 1024); #ifdef HAVE_PCIACCESS err = pci_device_map_range(pVia->PciInfo, pVia->MmioBase + VIA_MMIO_BLTBASE, VIA_MMIO_BLTSIZE, PCI_DEV_MAP_FLAG_WRITABLE, (void **)&pVia->BltBase); if (err) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Unable to map 2D Host BitBLT space.\n" "Error: %s (%u)\n", strerror(err), err); goto fail; } #else pVia->BltBase = xf86MapPciMem(pScrn->scrnIndex, VIDMEM_MMIO, pVia->PciTag, pVia->MmioBase + VIA_MMIO_BLTBASE, VIA_MMIO_BLTSIZE); if (!pVia->BltBase) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Unable to map 2D Host BitBLT space.\n"); goto fail; } #endif /* MMIO for MPEG engine. */ pVia->MpegMapBase = pVia->MapBase + 0xc00; /* Set up MMIO vgaHW. */ vgaHWSetMmioFuncs(hwp, pVia->MapBase, 0x8000); val = hwp->readEnable(hwp); hwp->writeEnable(hwp, val | 0x01); val = hwp->readMiscOut(hwp); hwp->writeMiscOut(hwp, val | 0x01); /* Unlock extended I/O space. */ ViaSeqMask(hwp, 0x10, 0x01, 0x01); viaMMIOEnable(pScrn); vgaHWGetIOBase(hwp); DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Exiting viaMapMMIO.\n")); return TRUE; fail: #ifdef HAVE_PCIACCESS if (pVia->BltBase) { pci_device_unmap_range(pVia->PciInfo, (pointer) pVia->BltBase, VIA_MMIO_BLTSIZE); } if (pVia->MapBase) { pci_device_unmap_range(pVia->PciInfo, (pointer) pVia->MapBase, VIA_MMIO_REGSIZE); } #else if (pVia->BltBase) { xf86UnMapVidMem(pScrn->scrnIndex, (pointer) pVia->BltBase, VIA_MMIO_BLTSIZE); } if (pVia->MapBase) { xf86UnMapVidMem(pScrn->scrnIndex, (pointer) pVia->MapBase, VIA_MMIO_REGSIZE); } #endif pVia->BltBase = NULL; pVia->MapBase = NULL; DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Exiting viaMapMMIO.\n")); return FALSE; } static void viaUnmapMMIO(ScrnInfoPtr pScrn) { VIAPtr pVia = VIAPTR(pScrn); DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Entered viaUnmapMMIO.\n")); viaMMIODisable(pScrn); #ifdef HAVE_PCIACCESS if (pVia->BltBase) { pci_device_unmap_range(pVia->PciInfo, (pointer) pVia->BltBase, VIA_MMIO_BLTSIZE); } if (pVia->MapBase) { pci_device_unmap_range(pVia->PciInfo, (pointer) pVia->MapBase, VIA_MMIO_REGSIZE); } #else if (pVia->BltBase) { xf86UnMapVidMem(pScrn->scrnIndex, (pointer) pVia->BltBase, VIA_MMIO_BLTSIZE); } if (pVia->MapBase) { xf86UnMapVidMem(pScrn->scrnIndex, (pointer) pVia->MapBase, VIA_MMIO_REGSIZE); } #endif pVia->BltBase = NULL; pVia->MapBase = NULL; DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Exiting viaUnmapMMIO.\n")); } static Bool viaMapFB(ScrnInfoPtr pScrn) { VIAPtr pVia = VIAPTR(pScrn); #ifdef HAVE_PCIACCESS int err; #else unsigned char *tmp; #endif Bool ret = FALSE; DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Entered %s.\n", __func__)); if (!pVia->videoRambytes) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Unable to map the frame buffer!\n"); goto exit; } #ifdef HAVE_PCIACCESS if (pVia->Chipset == VIA_VX900) { pVia->FrameBufferBase = pVia->PciInfo->regions[2].base_addr; } else { pVia->FrameBufferBase = pVia->PciInfo->regions[0].base_addr; } #else if (pVia->Chipset == VIA_VX900) { pVia->FrameBufferBase = pVia->PciInfo->memBase[2]; } else { pVia->FrameBufferBase = pVia->PciInfo->memBase[0]; } #endif #ifdef HAVE_PCIACCESS err = pci_device_map_range(pVia->PciInfo, pVia->FrameBufferBase, pVia->videoRambytes, PCI_DEV_MAP_FLAG_WRITABLE | PCI_DEV_MAP_FLAG_WRITE_COMBINE, (void **)&pVia->FBBase); if (err) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Unable to map the frame buffer!\n" "Error: %s (%u)\n", strerror(err), err); goto exit; } #else /* * FIXME: This is a hack to get rid of offending wrongly sized * MTRR regions set up by the VIA BIOS. Should be taken care of * in the OS support layer. */ tmp = xf86MapPciMem(pScrn->scrnIndex, VIDMEM_MMIO, pVia->PciTag, pVia->FrameBufferBase, pVia->videoRambytes); if (!tmp) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Unable to map the frame buffer!\n"); goto exit; } xf86UnMapVidMem(pScrn->scrnIndex, (pointer) tmp, pVia->videoRambytes); /* * And, as if this wasn't enough, 2.6 series kernels don't * remove MTRR regions on the first attempt. So try again. */ tmp = xf86MapPciMem(pScrn->scrnIndex, VIDMEM_MMIO, pVia->PciTag, pVia->FrameBufferBase, pVia->videoRambytes); if (!tmp) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Unable to map the frame buffer!\n"); goto exit; } xf86UnMapVidMem(pScrn->scrnIndex, (pointer) tmp, pVia->videoRambytes); /* * End of hack. */ pVia->FBBase = xf86MapPciMem(pScrn->scrnIndex, VIDMEM_FRAMEBUFFER, pVia->PciTag, pVia->FrameBufferBase, pVia->videoRambytes); if (!pVia->FBBase) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Unable to map the frame buffer!\n"); goto exit; } #endif xf86DrvMsg(pScrn->scrnIndex, X_PROBED, "Mapping the frame buffer at address 0x%lx with " "size %lu KB.\n", pVia->FrameBufferBase, pVia->videoRambytes / 1024); pVia->FBFreeStart = 0; pVia->FBFreeEnd = pVia->videoRambytes; ret = TRUE; exit: DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Exiting %s.\n", __func__)); return ret; } static void viaUnmapFB(ScrnInfoPtr pScrn) { VIAPtr pVia = VIAPTR(pScrn); DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Entered %s.\n", __func__)); #ifdef HAVE_PCIACCESS if (pVia->FBBase) { pci_device_unmap_range(pVia->PciInfo, (pointer) pVia->FBBase, pVia->videoRambytes); } #else if (pVia->FBBase) { xf86UnMapVidMem(pScrn->scrnIndex, (pointer) pVia->FBBase, pVia->videoRambytes); } #endif pVia->FBBase = NULL; DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Exiting %s.\n", __func__)); } /* * Leftover from VIA's code. */ static void viaInitPCIe(VIAPtr pVia) { VIASETREG(0x41c, 0x00100000); VIASETREG(0x420, 0x680A0000); VIASETREG(0x420, 0x02000000); } static void viaInitAGP(VIAPtr pVia) { VIASETREG(VIA_REG_TRANSET, 0x00100000); VIASETREG(VIA_REG_TRANSPACE, 0x00000000); VIASETREG(VIA_REG_TRANSPACE, 0x00333004); VIASETREG(VIA_REG_TRANSPACE, 0x60000000); VIASETREG(VIA_REG_TRANSPACE, 0x61000000); VIASETREG(VIA_REG_TRANSPACE, 0x62000000); VIASETREG(VIA_REG_TRANSPACE, 0x63000000); VIASETREG(VIA_REG_TRANSPACE, 0x64000000); VIASETREG(VIA_REG_TRANSPACE, 0x7D000000); VIASETREG(VIA_REG_TRANSET, 0xfe020000); VIASETREG(VIA_REG_TRANSPACE, 0x00000000); } /* * Initialize the virtual command queue. Header-2 commands can be put * in this queue for buffering. AFAIK it doesn't handle Header-1 * commands, which is really a pity, since it has to be idled before * issuing a Header-1 command. */ static void viaEnableAGPVQ(VIAPtr pVia) { CARD32 vqStartAddr = pVia->VQStart, vqEndAddr = pVia->VQEnd, vqStartL = 0x50000000 | (vqStartAddr & 0xFFFFFF), vqEndL = 0x51000000 | (vqEndAddr & 0xFFFFFF), vqStartEndH = 0x52000000 | ((vqStartAddr & 0xFF000000) >> 24) | ((vqEndAddr & 0xFF000000) >> 16), vqLen = 0x53000000 | (VIA_VQ_SIZE >> 3); VIASETREG(VIA_REG_TRANSET, 0x00fe0000); VIASETREG(VIA_REG_TRANSPACE, 0x080003fe); VIASETREG(VIA_REG_TRANSPACE, 0x0a00027c); VIASETREG(VIA_REG_TRANSPACE, 0x0b000260); VIASETREG(VIA_REG_TRANSPACE, 0x0c000274); VIASETREG(VIA_REG_TRANSPACE, 0x0d000264); VIASETREG(VIA_REG_TRANSPACE, 0x0e000000); VIASETREG(VIA_REG_TRANSPACE, 0x0f000020); VIASETREG(VIA_REG_TRANSPACE, 0x1000027e); VIASETREG(VIA_REG_TRANSPACE, 0x110002fe); VIASETREG(VIA_REG_TRANSPACE, 0x200f0060); VIASETREG(VIA_REG_TRANSPACE, 0x00000006); VIASETREG(VIA_REG_TRANSPACE, 0x40008c0f); VIASETREG(VIA_REG_TRANSPACE, 0x44000000); VIASETREG(VIA_REG_TRANSPACE, 0x45080c04); VIASETREG(VIA_REG_TRANSPACE, 0x46800408); VIASETREG(VIA_REG_TRANSPACE, vqStartEndH); VIASETREG(VIA_REG_TRANSPACE, vqStartL); VIASETREG(VIA_REG_TRANSPACE, vqEndL); VIASETREG(VIA_REG_TRANSPACE, vqLen); } static void viaEnablePCIeVQ(VIAPtr pVia) { CARD32 vqStartAddr = pVia->VQStart, vqEndAddr = pVia->VQEnd, vqStartL = 0x70000000 | (vqStartAddr & 0xFFFFFF), vqEndL = 0x71000000 | (vqEndAddr & 0xFFFFFF), vqStartEndH = 0x72000000 | ((vqStartAddr & 0xFF000000) >> 24) | ((vqEndAddr & 0xFF000000) >> 16), vqLen = 0x73000000 | (VIA_VQ_SIZE >> 3); VIASETREG(0x41c, 0x00100000); VIASETREG(0x420, vqStartEndH); VIASETREG(0x420, vqStartL); VIASETREG(0x420, vqEndL); VIASETREG(0x420, vqLen); VIASETREG(0x420, 0x74301001); VIASETREG(0x420, 0x00000000); } /* * Disable the virtual command queue. */ void viaDisableVQ(ScrnInfoPtr pScrn) { VIAPtr pVia = VIAPTR(pScrn); DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Entered viaDisableVQ.\n")); switch (pVia->Chipset) { case VIA_K8M890: case VIA_P4M900: case VIA_VX800: case VIA_VX855: case VIA_VX900: VIASETREG(0x41c, 0x00100000); VIASETREG(0x420, 0x74301000); break; default: VIASETREG(VIA_REG_TRANSET, 0x00fe0000); VIASETREG(VIA_REG_TRANSPACE, 0x00000004); VIASETREG(VIA_REG_TRANSPACE, 0x40008c0f); VIASETREG(VIA_REG_TRANSPACE, 0x44000000); VIASETREG(VIA_REG_TRANSPACE, 0x45080c04); VIASETREG(VIA_REG_TRANSPACE, 0x46800408); break; } DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Exiting viaDisableVQ.\n")); } /* * Initialize the 2D engine and set the 2D context mode to the * current screen depth. Also enable the virtual queue. */ static void viaInitialize2DEngine(ScrnInfoPtr pScrn) { VIAPtr pVia = VIAPTR(pScrn); ViaTwodContext *tdc = &pVia->td; int i; /* Initialize the 2D engine registers to reset the 2D engine. */ for (i = 0x04; i <= 0x40; i += 4) { VIASETREG(i, 0x0); } if (pVia->Chipset == VIA_VX800 || pVia->Chipset == VIA_VX855 || pVia->Chipset == VIA_VX900) { for (i = 0x44; i <= 0x5c; i += 4) { VIASETREG(i, 0x0); } } if (pVia->Chipset == VIA_VX900) { /*410 redefine 0x30 34 38*/ VIASETREG(0x60, 0x0); /*already useable here*/ } switch (pVia->Chipset) { case VIA_K8M890: case VIA_P4M900: case VIA_VX800: case VIA_VX855: case VIA_VX900: viaInitPCIe(pVia); break; default: viaInitAGP(pVia); break; } if (pVia->VQStart != 0) { switch (pVia->Chipset) { case VIA_K8M890: case VIA_P4M900: case VIA_VX800: case VIA_VX855: case VIA_VX900: viaEnablePCIeVQ(pVia); break; default: viaEnableAGPVQ(pVia); break; } } else { viaDisableVQ(pScrn); } viaAccelSetMode(pScrn->bitsPerPixel, tdc); } static void viaInitialize3DEngine(ScrnInfoPtr pScrn) { VIAPtr pVia = VIAPTR(pScrn); int i; VIASETREG(VIA_REG_TRANSET, 0x00010000); for (i = 0; i <= 0x7D; i++) VIASETREG(VIA_REG_TRANSPACE, (CARD32) i << 24); VIASETREG(VIA_REG_TRANSET, 0x00020000); for (i = 0; i <= 0x94; i++) VIASETREG(VIA_REG_TRANSPACE, (CARD32) i << 24); VIASETREG(VIA_REG_TRANSPACE, 0x82400000); VIASETREG(VIA_REG_TRANSET, 0x01020000); for (i = 0; i <= 0x94; i++) VIASETREG(VIA_REG_TRANSPACE, (CARD32) i << 24); VIASETREG(VIA_REG_TRANSPACE, 0x82400000); VIASETREG(VIA_REG_TRANSET, 0xfe020000); for (i = 0; i <= 0x03; i++) VIASETREG(VIA_REG_TRANSPACE, (CARD32) i << 24); VIASETREG(VIA_REG_TRANSET, 0x00030000); for (i = 0; i <= 0xff; i++) VIASETREG(VIA_REG_TRANSPACE, 0); VIASETREG(VIA_REG_TRANSET, 0x00100000); VIASETREG(VIA_REG_TRANSPACE, 0x00333004); VIASETREG(VIA_REG_TRANSPACE, 0x10000002); VIASETREG(VIA_REG_TRANSPACE, 0x60000000); VIASETREG(VIA_REG_TRANSPACE, 0x61000000); VIASETREG(VIA_REG_TRANSPACE, 0x62000000); VIASETREG(VIA_REG_TRANSPACE, 0x63000000); VIASETREG(VIA_REG_TRANSPACE, 0x64000000); VIASETREG(VIA_REG_TRANSET, 0x00fe0000); if (pVia->Chipset == VIA_CLE266 && pVia->ChipRev >= 3) VIASETREG(VIA_REG_TRANSPACE, 0x40008c0f); else VIASETREG(VIA_REG_TRANSPACE, 0x4000800f); VIASETREG(VIA_REG_TRANSPACE, 0x44000000); VIASETREG(VIA_REG_TRANSPACE, 0x45080C04); VIASETREG(VIA_REG_TRANSPACE, 0x46800408); VIASETREG(VIA_REG_TRANSPACE, 0x50000000); VIASETREG(VIA_REG_TRANSPACE, 0x51000000); VIASETREG(VIA_REG_TRANSPACE, 0x52000000); VIASETREG(VIA_REG_TRANSPACE, 0x53000000); VIASETREG(VIA_REG_TRANSET, 0x00fe0000); VIASETREG(VIA_REG_TRANSPACE, 0x08000001); VIASETREG(VIA_REG_TRANSPACE, 0x0A000183); VIASETREG(VIA_REG_TRANSPACE, 0x0B00019F); VIASETREG(VIA_REG_TRANSPACE, 0x0C00018B); VIASETREG(VIA_REG_TRANSPACE, 0x0D00019B); VIASETREG(VIA_REG_TRANSPACE, 0x0E000000); VIASETREG(VIA_REG_TRANSPACE, 0x0F000000); VIASETREG(VIA_REG_TRANSPACE, 0x10000000); VIASETREG(VIA_REG_TRANSPACE, 0x11000000); VIASETREG(VIA_REG_TRANSPACE, 0x20000000); } /* * Acceleration initialization function. Sets up offscreen memory disposition, * and initializes engines and acceleration method. */ Bool viaUMSAccelInit(ScrnInfoPtr pScrn) { VIAPtr pVia = VIAPTR(pScrn); Bool ret = FALSE; DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Entered %s.\n", __func__)); pVia->VQStart = 0; pVia->vq_bo = drm_bo_alloc(pScrn, VIA_VQ_SIZE, 16, TTM_PL_FLAG_VRAM); if (!pVia->vq_bo) goto err; pVia->VQStart = pVia->vq_bo->offset; pVia->VQEnd = pVia->vq_bo->offset + pVia->vq_bo->size; DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Initializing the 2D engine.\n")); viaInitialize2DEngine(pScrn); DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Initializing the 3D engine.\n")); viaInitialize3DEngine(pScrn); /* Sync marker space. */ pVia->exa_sync_bo = drm_bo_alloc(pScrn, 32, 32, TTM_PL_FLAG_VRAM); if (!pVia->exa_sync_bo) goto err; pVia->markerOffset = pVia->exa_sync_bo->offset; pVia->markerBuf = drm_bo_map(pScrn, pVia->exa_sync_bo); if (!pVia->markerBuf) goto err; pVia->curMarker = 0; pVia->lastMarkerRead = 0; #ifdef HAVE_DRI pVia->dBounce = NULL; pVia->scratchAddr = NULL; #endif /* HAVE_DRI */ ret = TRUE; err: if (!ret) { if (pVia->markerBuf) { drm_bo_unmap(pScrn, pVia->exa_sync_bo); pVia->markerBuf = NULL; } if (pVia->exa_sync_bo) drm_bo_free(pScrn, pVia->exa_sync_bo); if (pVia->vq_bo) drm_bo_free(pScrn, pVia->vq_bo); } DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Exiting %s.\n", __func__)); return ret; } static Bool viaInitFB(ScrnInfoPtr pScrn) { VIAPtr pVia = VIAPTR(pScrn); BoxRec AvailFBArea; int offset, size; int maxY; Bool ret = TRUE; DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Entered %s.\n", __func__)); maxY = pVia->FBFreeEnd / pVia->Bpl; /* * FBManager can't handle more than 32767 scan lines. */ if (maxY > 32767) maxY = 32767; AvailFBArea.x1 = 0; AvailFBArea.y1 = 0; AvailFBArea.x2 = pScrn->displayWidth; AvailFBArea.y2 = maxY; pVia->FBFreeStart = (AvailFBArea.y2 + 1) * pVia->Bpl; /* * Initialization of the XFree86 framebuffer manager is done via * Bool xf86InitFBManager(ScreenPtr pScreen, BoxPtr FullBox). * FullBox represents the area of the frame buffer that the * manager is allowed to manage. This is typically a box with a * width of pScrn->displayWidth and a height of as many lines as * can be fit within the total video memory. */ ret = xf86InitFBManager(pScrn->pScreen, &AvailFBArea); if (!ret) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "xf86InitFBManager initialization failed.\n"); goto exit; } DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Frame buffer from (%d,%d) to (%d,%d).\n", AvailFBArea.x1, AvailFBArea.y1, AvailFBArea.x2, AvailFBArea.y2)); offset = (pVia->FBFreeStart + ((pScrn->bitsPerPixel >> 3) - 1)) / (pScrn->bitsPerPixel >> 3); size = (pVia->FBFreeEnd / (pScrn->bitsPerPixel >> 3)) - offset; if (size > 0) { ret = xf86InitFBManagerLinear(pScrn->pScreen, offset, size); if (!ret) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "xf86InitFBManagerLinear initialization " "failed.\n"); goto exit; } } DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Using %d lines for off screen memory.\n", AvailFBArea.y2 - pScrn->virtualY)); exit: DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Exiting %s.\n", __func__)); return ret; } Bool viaUMSMapIOResources(ScrnInfoPtr pScrn) { VIAPtr pVia = VIAPTR(pScrn); Bool ret = TRUE; DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Entered %s.\n", __func__)); pScrn->fbOffset = 0; if (pVia->IsSecondary) { pScrn->fbOffset = pScrn->videoRam << 10; } #ifdef HAVE_PCIACCESS if (pVia->Chipset == VIA_VX900) { pScrn->memPhysBase = pVia->PciInfo->regions[2].base_addr; } else { pScrn->memPhysBase = pVia->PciInfo->regions[0].base_addr; } #else if (pVia->Chipset == VIA_VX900) { pScrn->memPhysBase = pVia->PciInfo->memBase[2]; } else { pScrn->memPhysBase = pVia->PciInfo->memBase[0]; } #endif /* * Map MMIO PCI hardware resources to the memory map. */ if (!viaMapMMIO(pScrn)) { ret = FALSE; goto exit; } /* * Map FB PCI hardware resource to the memory map. */ if (!viaMapFB(pScrn)) { viaUnmapMMIO(pScrn); ret = FALSE; goto exit; } exit: DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Exiting %s.\n", __func__)); return ret; } void viaUMSDestroy(ScrnInfoPtr pScrn) { DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Entered %s.\n", __func__)); viaUnmapFB(pScrn); viaUnmapMMIO(pScrn); DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Exiting %s.\n", __func__)); } Bool viaUMSScreenInit(ScrnInfoPtr pScrn) { VIAPtr pVia = VIAPTR(pScrn); Bool ret = TRUE; DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Entered %s.\n", __func__)); if (pVia->directRenderingType == DRI_NONE) { if (!pVia->useEXA) { if (!viaInitFB(pScrn)) { ret = FALSE; } } else { if (!viaInitExa(pScrn->pScreen)) { ret = FALSE; } } #ifdef HAVE_DRI } else if (pVia->directRenderingType == DRI_1) { if (!VIADRIKernelInit(pScrn)) { ret = FALSE; goto exit; } if ((!pVia->NoAccel) && (pVia->useEXA)) { if (!viaInitExa(pScrn->pScreen)) { ret = FALSE; goto exit; } } #endif } exit: DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Exiting %s.\n", __func__)); return ret; } static Bool viaProbeVRAM(ScrnInfoPtr pScrn) { #ifdef HAVE_PCIACCESS struct pci_device *hostBridge = NULL; struct pci_device *dramController = NULL; #endif uint8_t videoRAM; int detectedVideoRAM; CARD16 hostBridgeVendorID, hostBridgeDeviceID; CARD16 dramControllerVendorID; Bool status = TRUE; DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Entered viaProbeVRAM.\n")); #ifdef HAVE_PCIACCESS hostBridge = pci_device_find_by_slot(0, 0, 0, 0); hostBridgeVendorID = VENDOR_ID(hostBridge); #else hostBridgeVendorID = pciReadWord(pciTag(0, 0, 0), 0x00); #endif if (hostBridgeVendorID != PCI_VIA_VENDOR_ID) { status = FALSE; goto exit; } #ifdef HAVE_PCIACCESS hostBridgeDeviceID = DEVICE_ID(hostBridge); #else hostBridgeDeviceID = pciReadWord(pciTag(0, 0, 0), 0x02); #endif if ((hostBridgeDeviceID != PCI_DEVICE_ID_VIA_CLE266_HB) && (hostBridgeDeviceID != PCI_DEVICE_ID_VIA_KM400_HB)) { #ifdef HAVE_PCIACCESS dramController = pci_device_find_by_slot(0, 0, 0, 3); dramControllerVendorID = VENDOR_ID(dramController); #else dramControllerVendorID = pciReadWord(pciTag(0, 0, 3), 0x00); #endif if (dramControllerVendorID != PCI_VIA_VENDOR_ID) { status = FALSE; goto exit; } } switch (hostBridgeDeviceID) { case PCI_DEVICE_ID_VIA_CLE266_HB: xf86DrvMsg(pScrn->scrnIndex, X_INFO, "CLE266 chipset host bridge detected.\n"); #ifdef HAVE_PCIACCESS pci_device_cfg_read_u8(hostBridge, &videoRAM, 0xE1); #else videoRAM = pciReadByte(pciTag(0, 0, 0), 0xE1); #endif detectedVideoRAM = (1 << ((videoRAM & 0x70) >> 4)) << 10; break; case PCI_DEVICE_ID_VIA_KM400_HB: xf86DrvMsg(pScrn->scrnIndex, X_INFO, "KM400 chipset host bridge detected.\n"); #ifdef HAVE_PCIACCESS pci_device_cfg_read_u8(hostBridge, &videoRAM, 0xE1); #else videoRAM = pciReadByte(pciTag(0, 0, 0), 0xE1); #endif detectedVideoRAM = (1 << ((videoRAM & 0x70) >> 4)) << 10; break; case PCI_DEVICE_ID_VIA_P4M800_AGP: xf86DrvMsg(pScrn->scrnIndex, X_INFO, "P4M800 chipset AGP bridge detected.\n"); #ifdef HAVE_PCIACCESS pci_device_cfg_read_u8(dramController, &videoRAM, 0xA1); #else videoRAM = pciReadByte(pciTag(0, 0, 3), 0xA1); #endif detectedVideoRAM = (1 << ((videoRAM & 0x70) >> 4)) << 10; break; case PCI_DEVICE_ID_VIA_P4M800_PRO_AGP: xf86DrvMsg(pScrn->scrnIndex, X_INFO, "P4M800 Pro chipset AGP bridge detected.\n"); #ifdef HAVE_PCIACCESS pci_device_cfg_read_u8(dramController, &videoRAM, 0xA1); #else videoRAM = pciReadByte(pciTag(0, 0, 3), 0xA1); #endif detectedVideoRAM = (1 << ((videoRAM & 0x70) >> 4)) << 10; break; case PCI_DEVICE_ID_VIA_PM800_AGP: xf86DrvMsg(pScrn->scrnIndex, X_INFO, "PM800 chipset AGP bridge detected.\n"); #ifdef HAVE_PCIACCESS pci_device_cfg_read_u8(dramController, &videoRAM, 0xA1); #else videoRAM = pciReadByte(pciTag(0, 0, 3), 0xA1); #endif detectedVideoRAM = (1 << ((videoRAM & 0x70) >> 4)) << 10; break; case PCI_DEVICE_ID_VIA_K8M800_AGP: xf86DrvMsg(pScrn->scrnIndex, X_INFO, "K8M800 chipset AGP bridge detected.\n"); #ifdef HAVE_PCIACCESS pci_device_cfg_read_u8(dramController, &videoRAM, 0xA1); #else videoRAM = pciReadByte(pciTag(0, 0, 3), 0xA1); #endif detectedVideoRAM = (1 << ((videoRAM & 0x70) >> 4)) << 10; break; case PCI_DEVICE_ID_VIA_CX700_AGP: xf86DrvMsg(pScrn->scrnIndex, X_INFO, "CX700 chipset AGP bridge detected.\n"); #ifdef HAVE_PCIACCESS pci_device_cfg_read_u8(dramController, &videoRAM, 0xA1); #else videoRAM = pciReadByte(pciTag(0, 0, 3), 0xA1); #endif detectedVideoRAM = (1 << ((videoRAM & 0x70) >> 4)) << 12; break; case PCI_DEVICE_ID_VIA_P4M890_AGP: xf86DrvMsg(pScrn->scrnIndex, X_INFO, "P4M890 chipset AGP bridge detected.\n"); #ifdef HAVE_PCIACCESS pci_device_cfg_read_u8(dramController, &videoRAM, 0xA1); #else videoRAM = pciReadByte(pciTag(0, 0, 3), 0xA1); #endif detectedVideoRAM = (1 << ((videoRAM & 0x70) >> 4)) << 12; break; case PCI_DEVICE_ID_VIA_K8M890_AGP: xf86DrvMsg(pScrn->scrnIndex, X_INFO, "K8M890 chipset AGP bridge detected.\n"); #ifdef HAVE_PCIACCESS pci_device_cfg_read_u8(dramController, &videoRAM, 0xA1); #else videoRAM = pciReadByte(pciTag(0, 0, 3), 0xA1); #endif detectedVideoRAM = (1 << ((videoRAM & 0x70) >> 4)) << 12; break; case PCI_DEVICE_ID_VIA_P4M900_AGP: xf86DrvMsg(pScrn->scrnIndex, X_INFO, "P4M900 chipset AGP bridge detected.\n"); #ifdef HAVE_PCIACCESS pci_device_cfg_read_u8(dramController, &videoRAM, 0xA1); #else videoRAM = pciReadByte(pciTag(0, 0, 3), 0xA1); #endif detectedVideoRAM = (1 << ((videoRAM & 0x70) >> 4)) << 12; break; case PCI_DEVICE_ID_VIA_VX800_HC: xf86DrvMsg(pScrn->scrnIndex, X_INFO, "VX800 chipset host controller detected.\n"); #ifdef HAVE_PCIACCESS pci_device_cfg_read_u8(dramController, &videoRAM, 0xA1); #else videoRAM = pciReadByte(pciTag(0, 0, 3), 0xA1); #endif detectedVideoRAM = (1 << ((videoRAM & 0x70) >> 4)) << 12; break; case PCI_DEVICE_ID_VIA_VX855_HC: xf86DrvMsg(pScrn->scrnIndex, X_INFO, "VX855 chipset host controller detected.\n"); #ifdef HAVE_PCIACCESS pci_device_cfg_read_u8(dramController, &videoRAM, 0xA1); #else videoRAM = pciReadByte(pciTag(0, 0, 3), 0xA1); #endif detectedVideoRAM = (1 << ((videoRAM & 0x70) >> 4)) << 12; break; case PCI_DEVICE_ID_VIA_VX900_HC: xf86DrvMsg(pScrn->scrnIndex, X_INFO, "VX900 chipset host controller detected.\n"); #ifdef HAVE_PCIACCESS pci_device_cfg_read_u8(dramController, &videoRAM, 0xA1); #else videoRAM = pciReadByte(pciTag(0, 0, 3), 0xA1); #endif detectedVideoRAM = (1 << ((videoRAM & 0x70) >> 4)) << 12; break; default: xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Could not detect available video RAM.\n"); detectedVideoRAM = 0; status = FALSE; break; } pScrn->videoRam = detectedVideoRAM; if (status) { xf86DrvMsg(pScrn->scrnIndex, X_PROBED, "Detected Video RAM Size: %d KB\n", pScrn->videoRam); } exit: DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Exiting viaProbeVRAM.\n")); return status; } Bool viaUMSPreInit(ScrnInfoPtr pScrn) { VIAPtr pVia = VIAPTR(pScrn); VIADisplayPtr pVIADisplay = pVia->pVIADisplay; /* Checking for VIA Technologies NanoBook reference design. Examples include Everex CloudBook and Sylvania g netbook. It is also called FIC CE260 and CE261 by its ODM (Original Design Manufacturer) name. This device has its strapping resistors set to a wrong setting to handle DVI. As a result, we need to make special accommodations to handle DVI properly. */ if ((pVia->Chipset == VIA_CX700) && (SUBVENDOR_ID(pVia->PciInfo) == 0x1509) && (SUBSYS_ID(pVia->PciInfo) == 0x2D30)) { pVIADisplay->isVIANanoBook = TRUE; } else { pVIADisplay->isVIANanoBook = FALSE; } /* Checking for Quanta IL1 netbook. This is necessary * due to its flat panel connected to DVP1 (Digital * Video Port 1) rather than its LVDS channel. */ if ((pVia->Chipset == VIA_VX800) && (SUBVENDOR_ID(pVia->PciInfo) == 0x152D) && (SUBSYS_ID(pVia->PciInfo) == 0x0771)) { pVIADisplay->isQuantaIL1 = TRUE; } else { pVIADisplay->isQuantaIL1 = FALSE; } /* Samsung NC20 netbook has its FP connected to LVDS2 * rather than the more logical LVDS1, hence, a special * flag register is needed for properly controlling its * FP. */ if ((pVia->Chipset == VIA_VX800) && (SUBVENDOR_ID(pVia->PciInfo) == 0x144d) && (SUBSYS_ID(pVia->PciInfo) == 0xc04e)) { pVIADisplay->isSamsungNC20 = TRUE; } else { pVIADisplay->isSamsungNC20 = FALSE; } /* Checking for OLPC XO-1.5. */ if ((pVia->Chipset == VIA_VX855) && (SUBVENDOR_ID(pVia->PciInfo) == 0x152D) && (SUBSYS_ID(pVia->PciInfo) == 0x0833)) { pVIADisplay->isOLPCXO15 = TRUE; } else { pVIADisplay->isOLPCXO15 = FALSE; } if (!xf86LoadSubModule(pScrn, "vgahw")) return FALSE; if (!vgaHWGetHWRec(pScrn)) return FALSE; #if 0 /* Here we can alter the number of registers saved and restored by the * standard vgaHWSave and Restore routines. */ vgaHWSetRegCounts(pScrn, VGA_NUM_CRTC, VGA_NUM_SEQ, VGA_NUM_GFX, VGA_NUM_ATTR); #endif if (!viaProbeVRAM(pScrn)) { return FALSE; } /* Split the FB for SAMM. */ /* FIXME: For now, split the FB into two equal sections. * This should be user-adjustable via a config option. */ if (pVia->IsSecondary) { DevUnion *pPriv; VIAEntPtr pVIAEnt; VIAPtr pVia1; pPriv = xf86GetEntityPrivate(pScrn->entityList[0], gVIAEntityIndex); pVIAEnt = pPriv->ptr; pScrn->videoRam = pScrn->videoRam >> 1; pVIAEnt->pPrimaryScrn->videoRam = pScrn->videoRam; pVia1 = VIAPTR(pVIAEnt->pPrimaryScrn); pVia1->videoRambytes = pScrn->videoRam << 10; pVia->FrameBufferBase += (pScrn->videoRam << 10); } pVia->videoRambytes = pScrn->videoRam << 10; /* maybe throw in some more sanity checks here */ #ifndef HAVE_PCIACCESS pVia->PciTag = pciTag(pVia->PciInfo->bus, pVia->PciInfo->device, pVia->PciInfo->func); #endif /* Map PCI hardware resources to the memory map. */ if (!viaMapMMIO(pScrn)) { return FALSE; } return TRUE; } void viaUMSPreInitExit(ScrnInfoPtr pScrn) { DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Entered %s.\n", __func__)); viaUnmapMMIO(pScrn); DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Exiting %s.\n", __func__)); } Bool viaUMSCrtcInit(ScrnInfoPtr pScrn) { drmmode_crtc_private_ptr iga1_rec = NULL, iga2_rec = NULL; vgaHWPtr hwp = VGAHWPTR(pScrn); VIAPtr pVia = VIAPTR(pScrn); VIADisplayPtr pVIADisplay = pVia->pVIADisplay; VIARegPtr Regs = &pVIADisplay->SavedReg; #if XORG_VERSION_CURRENT >= XORG_VERSION_NUMERIC(1,7,99,3,0) ClockRangePtr clockRanges; #else ClockRangesPtr clockRanges; #endif int max_pitch, max_height; xf86CrtcPtr iga1, iga2; uint32_t i; vgaHWSave(pScrn, &hwp->SavedReg, VGA_SR_ALL); /* Unlock extended registers. */ hwp->writeSeq(hwp, 0x10, 0x01); Regs->SR[0x14] = hwp->readSeq(hwp, 0x14); Regs->SR[0x15] = hwp->readSeq(hwp, 0x15); Regs->SR[0x16] = hwp->readSeq(hwp, 0x16); Regs->SR[0x17] = hwp->readSeq(hwp, 0x17); Regs->SR[0x18] = hwp->readSeq(hwp, 0x18); Regs->SR[0x19] = hwp->readSeq(hwp, 0x19); Regs->SR[0x1A] = hwp->readSeq(hwp, 0x1A); Regs->SR[0x1B] = hwp->readSeq(hwp, 0x1B); Regs->SR[0x1C] = hwp->readSeq(hwp, 0x1C); Regs->SR[0x1D] = hwp->readSeq(hwp, 0x1D); Regs->SR[0x1E] = hwp->readSeq(hwp, 0x1E); Regs->SR[0x1F] = hwp->readSeq(hwp, 0x1F); Regs->SR[0x20] = hwp->readSeq(hwp, 0x20); Regs->SR[0x21] = hwp->readSeq(hwp, 0x21); Regs->SR[0x22] = hwp->readSeq(hwp, 0x22); Regs->SR[0x23] = hwp->readSeq(hwp, 0x23); Regs->SR[0x24] = hwp->readSeq(hwp, 0x24); Regs->SR[0x27] = hwp->readSeq(hwp, 0x27); Regs->SR[0x28] = hwp->readSeq(hwp, 0x28); Regs->SR[0x29] = hwp->readSeq(hwp, 0x29); Regs->SR[0x2A] = hwp->readSeq(hwp, 0x2A); Regs->SR[0x2B] = hwp->readSeq(hwp, 0x2B); Regs->SR[0x2C] = hwp->readSeq(hwp, 0x2C); Regs->SR[0x2D] = hwp->readSeq(hwp, 0x2D); Regs->SR[0x2E] = hwp->readSeq(hwp, 0x2E); Regs->SR[0x2F] = hwp->readSeq(hwp, 0x2F); Regs->SR[0x30] = hwp->readSeq(hwp, 0x30); Regs->SR[0x3D] = hwp->readSeq(hwp, 0x3D); Regs->SR[0x44] = hwp->readSeq(hwp, 0x44); Regs->SR[0x45] = hwp->readSeq(hwp, 0x45); Regs->SR[0x46] = hwp->readSeq(hwp, 0x46); Regs->SR[0x47] = hwp->readSeq(hwp, 0x47); Regs->SR[0x48] = hwp->readSeq(hwp, 0x48); Regs->SR[0x49] = hwp->readSeq(hwp, 0x49); Regs->SR[0x4A] = hwp->readSeq(hwp, 0x4A); Regs->SR[0x4B] = hwp->readSeq(hwp, 0x4B); switch (pVia->Chipset) { case VIA_K8M800: case VIA_P4M800PRO: case VIA_PM800: case VIA_CX700: case VIA_P4M890: case VIA_K8M890: case VIA_P4M900: case VIA_VX800: case VIA_VX855: case VIA_VX900: Regs->SR[0x4C] = hwp->readSeq(hwp, 0x4C); Regs->SR[0x4D] = hwp->readSeq(hwp, 0x4D); Regs->SR[0x4E] = hwp->readSeq(hwp, 0x4E); Regs->SR[0x4F] = hwp->readSeq(hwp, 0x4F); break; default: break; } if ((pVia->Chipset == VIA_VX800) || (pVia->Chipset == VIA_VX855) || (pVia->Chipset == VIA_VX900)) { Regs->SR[0x14] = hwp->readSeq(hwp, 0x14); Regs->SR[0x68] = hwp->readSeq(hwp, 0x68); Regs->SR[0x69] = hwp->readSeq(hwp, 0x69); Regs->SR[0x6A] = hwp->readSeq(hwp, 0x6A); Regs->SR[0x6B] = hwp->readSeq(hwp, 0x6B); Regs->SR[0x6C] = hwp->readSeq(hwp, 0x6C); Regs->SR[0x6D] = hwp->readSeq(hwp, 0x6D); Regs->SR[0x6E] = hwp->readSeq(hwp, 0x6E); Regs->SR[0x6F] = hwp->readSeq(hwp, 0x6F); } Regs->CR[0x0C] = hwp->readCrtc(hwp, 0x0C); Regs->CR[0x0D] = hwp->readCrtc(hwp, 0x0D); Regs->CR[0x30] = hwp->readCrtc(hwp, 0x30); Regs->CR[0x31] = hwp->readCrtc(hwp, 0x31); Regs->CR[0x32] = hwp->readCrtc(hwp, 0x32); Regs->CR[0x33] = hwp->readCrtc(hwp, 0x33); Regs->CR[0x34] = hwp->readCrtc(hwp, 0x34); Regs->CR[0x35] = hwp->readCrtc(hwp, 0x35); Regs->CR[0x36] = hwp->readCrtc(hwp, 0x36); Regs->CR[0x37] = hwp->readCrtc(hwp, 0x37); Regs->CR[0x38] = hwp->readCrtc(hwp, 0x38); Regs->CR[0x39] = hwp->readCrtc(hwp, 0x39); Regs->CR[0x3A] = hwp->readCrtc(hwp, 0x3A); Regs->CR[0x3B] = hwp->readCrtc(hwp, 0x3B); Regs->CR[0x3C] = hwp->readCrtc(hwp, 0x3C); Regs->CR[0x3D] = hwp->readCrtc(hwp, 0x3D); Regs->CR[0x3E] = hwp->readCrtc(hwp, 0x3E); Regs->CR[0x3F] = hwp->readCrtc(hwp, 0x3F); Regs->CR[0x40] = hwp->readCrtc(hwp, 0x40); Regs->CR[0x43] = hwp->readCrtc(hwp, 0x43); Regs->CR[0x45] = hwp->readCrtc(hwp, 0x45); Regs->CR[0x46] = hwp->readCrtc(hwp, 0x46); Regs->CR[0x47] = hwp->readCrtc(hwp, 0x47); Regs->CR[0x48] = hwp->readCrtc(hwp, 0x48); for (i = 0; i < (0xA8 - 0x50 + 1); i++) { Regs->CR[i + 0x50] = hwp->readCrtc(hwp, i + 0x50); } switch (pVia->Chipset) { case VIA_CX700: case VIA_VX800: case VIA_VX855: case VIA_VX900: for (i = 0; i < (0xEF - 0xA9 + 1); i++) { Regs->CR[i + 0xA9] = hwp->readCrtc(hwp, i + 0xA9); } break; default: break; } if ((pVia->Chipset == VIA_VX800) || (pVia->Chipset == VIA_VX855) || (pVia->Chipset == VIA_VX900)) { for (i = 0; i < (0xF5 - 0xF0 + 1); i++) { Regs->CR[i + 0xF0] = hwp->readCrtc(hwp, i + 0xF0); } } if ((pVia->Chipset == VIA_VX855) || (pVia->Chipset == VIA_VX900)) { for (i = 0; i < (0xFC - 0xF6 + 1); i++) { Regs->CR[i + 0xF6] = hwp->readCrtc(hwp, i + 0xF6); } } if (pVia->Chipset == VIA_VX900) { for (i = 0; i < (0xFF - 0xF7 + 1); i++) { Regs->CR[i + 0xF7] = hwp->readCrtc(hwp, i + 0xF7); } } /* Read memory bandwidth from registers. */ pVia->MemClk = hwp->readCrtc(hwp, 0x3D) >> 4; DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Detected MemClk %d\n", pVia->MemClk)); if (pVia->MemClk >= VIA_MEM_END) { xf86DrvMsg(pScrn->scrnIndex, X_WARNING, "Unknown Memory clock: %d\n", pVia->MemClk); pVia->MemClk = VIA_MEM_END - 1; } pVIADisplay->Bandwidth = ViaGetMemoryBandwidth(pScrn); if (pVIADisplay->TVType == TVTYPE_NONE) { /* Use jumper to determine TV type. */ if (hwp->readCrtc(hwp, 0x3B) & 0x02) { pVIADisplay->TVType = TVTYPE_PAL; DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Detected TV standard: PAL.\n")); } else { pVIADisplay->TVType = TVTYPE_NTSC; DEBUG(xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Detected TV standard: NTSC.\n")); } } pVIADisplay->I2CDevices = VIA_I2C_BUS1 | VIA_I2C_BUS2 | VIA_I2C_BUS3; if (pVIADisplay->isOLPCXO15) { pVIADisplay->I2CDevices &= ~VIA_I2C_BUS2; } if (pVia->drmmode.hwcursor) { if (!xf86LoadSubModule(pScrn, "ramdac")) return FALSE; } if (!xf86LoadSubModule(pScrn, "i2c")) return FALSE; else ViaI2CInit(pScrn); if (!xf86LoadSubModule(pScrn, "ddc")) return FALSE; /* * Set up ClockRanges, which describe what clock ranges are * available, and what sort of modes they can be used for. */ #if XORG_VERSION_CURRENT >= XORG_VERSION_NUMERIC(1,7,99,3,0) clockRanges = xnfalloc(sizeof(ClockRange)); #else clockRanges = xnfalloc(sizeof(ClockRanges)); #endif clockRanges->next = NULL; clockRanges->minClock = 20000; clockRanges->maxClock = 230000; clockRanges->clockIndex = -1; clockRanges->interlaceAllowed = TRUE; clockRanges->doubleScanAllowed = FALSE; pScrn->clockRanges = clockRanges; /* * Now handle the outputs */ iga1_rec = (drmmode_crtc_private_ptr) xnfcalloc(sizeof(drmmode_crtc_private_rec), 1); if (!iga1_rec) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "IGA1 Rec allocation failed.\n"); return FALSE; } iga1 = xf86CrtcCreate(pScrn, &iga1_crtc_funcs); if (!iga1) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "xf86CrtcCreate failed.\n"); free(iga1_rec); return FALSE; } iga1_rec->drmmode = &pVia->drmmode; iga1_rec->index = 0; iga1->driver_private = iga1_rec; iga2_rec = (drmmode_crtc_private_ptr) xnfcalloc(sizeof(drmmode_crtc_private_rec), 1); if (!iga2_rec) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "IGA1 Rec allocation failed.\n"); xf86CrtcDestroy(iga1); return FALSE; } iga2 = xf86CrtcCreate(pScrn, &iga2_crtc_funcs); if (!iga2) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "xf86CrtcCreate failed.\n"); xf86CrtcDestroy(iga1); free(iga2_rec); return FALSE; } iga2_rec->drmmode = &pVia->drmmode; iga2_rec->index = 1; iga2->driver_private = iga2_rec; if (!pScrn->bitsPerPixel) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Detected bitsPerPixel to be 0 bit.\n"); xf86CrtcDestroy(iga2); xf86CrtcDestroy(iga1); return FALSE; } /* * CLE266A: * Max Line Pitch: 4080, (FB corruption when higher, driver problem?) * Max Height: 4096 (and beyond) * * CLE266A: primary AdjustFrame can use only 24 bits, so we are limited * to 12x11 bits; 4080x2048 (~2:1), 3344x2508 (4:3), or 2896x2896 (1:1). * TODO Test CLE266Cx, KM400, KM400A, K8M800, CN400 please. * * We should be able to limit the memory available for a mode to 32 MB, * but miScanLineWidth fails to catch this properly (apertureSize). */ max_pitch = (8192 / ((pScrn->bitsPerPixel + 7) >> 3)) - (16 / ((pScrn->bitsPerPixel + 7) >> 3)); max_height = 8192 / ((pScrn->bitsPerPixel + 7) >> 3); xf86CrtcSetSizeRange(pScrn, 320, 200, max_pitch, max_height); viaInitDisplay(pScrn); return TRUE; }