/* * Copyright 2000 ATI Technologies Inc., Markham, Ontario, * VA Linux Systems Inc., Fremont, California. * * All Rights Reserved. * * 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 on 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 (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 ATI, VA LINUX SYSTEMS AND/OR * THEIR SUPPLIERS 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 /* * Authors: * Kevin E. Martin * Rickard E. Faith * Gareth Hughes * */ #include #include /* Driver data structures */ #include "radeon.h" #include "radeon_video.h" #include "radeon_reg.h" #include "radeon_macros.h" #include "radeon_dri.h" #include "radeon_version.h" /* X and server generic header files */ #include "xf86.h" #include "xf86PciInfo.h" #include "windowstr.h" /* GLX/DRI/DRM definitions */ #define _XF86DRI_SERVER_ #include "GL/glxtokens.h" #include "sarea.h" #include "radeon_sarea.h" static size_t radeon_drm_page_size; static void RADEONDRITransitionTo2d(ScreenPtr pScreen); static void RADEONDRITransitionTo3d(ScreenPtr pScreen); static void RADEONDRITransitionMultiToSingle3d(ScreenPtr pScreen); static void RADEONDRITransitionSingleToMulti3d(ScreenPtr pScreen); #ifdef DAMAGE static void RADEONDRIRefreshArea(ScrnInfoPtr pScrn, int num, BoxPtr pbox); #endif /* Initialize the visual configs that are supported by the hardware. * These are combined with the visual configs that the indirect * rendering core supports, and the intersection is exported to the * client. */ static Bool RADEONInitVisualConfigs(ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; RADEONInfoPtr info = RADEONPTR(pScrn); int numConfigs = 0; __GLXvisualConfig *pConfigs = 0; RADEONConfigPrivPtr pRADEONConfigs = 0; RADEONConfigPrivPtr *pRADEONConfigPtrs = 0; int i, accum, stencil, db, use_db; use_db = !info->noBackBuffer ? 1 : 0; switch (info->CurrentLayout.pixel_code) { case 8: /* 8bpp mode is not support */ case 15: /* FIXME */ case 24: /* FIXME */ xf86DrvMsg(pScreen->myNum, X_ERROR, "[dri] RADEONInitVisualConfigs failed " "(depth %d not supported). " "Disabling DRI.\n", info->CurrentLayout.pixel_code); return FALSE; #define RADEON_USE_ACCUM 1 #define RADEON_USE_STENCIL 1 case 16: numConfigs = 1; if (RADEON_USE_ACCUM) numConfigs *= 2; if (RADEON_USE_STENCIL) numConfigs *= 2; if (use_db) numConfigs *= 2; if (!(pConfigs = (__GLXvisualConfig *)xcalloc(sizeof(__GLXvisualConfig), numConfigs))) { return FALSE; } if (!(pRADEONConfigs = (RADEONConfigPrivPtr)xcalloc(sizeof(RADEONConfigPrivRec), numConfigs))) { xfree(pConfigs); return FALSE; } if (!(pRADEONConfigPtrs = (RADEONConfigPrivPtr *)xcalloc(sizeof(RADEONConfigPrivPtr), numConfigs))) { xfree(pConfigs); xfree(pRADEONConfigs); return FALSE; } i = 0; for (db = use_db; db >= 0; db--) { for (accum = 0; accum <= RADEON_USE_ACCUM; accum++) { for (stencil = 0; stencil <= RADEON_USE_STENCIL; stencil++) { pRADEONConfigPtrs[i] = &pRADEONConfigs[i]; pConfigs[i].vid = (VisualID)(-1); pConfigs[i].class = -1; pConfigs[i].rgba = TRUE; pConfigs[i].redSize = 5; pConfigs[i].greenSize = 6; pConfigs[i].blueSize = 5; pConfigs[i].alphaSize = 0; pConfigs[i].redMask = 0x0000F800; pConfigs[i].greenMask = 0x000007E0; pConfigs[i].blueMask = 0x0000001F; pConfigs[i].alphaMask = 0x00000000; if (accum) { /* Simulated in software */ pConfigs[i].accumRedSize = 16; pConfigs[i].accumGreenSize = 16; pConfigs[i].accumBlueSize = 16; pConfigs[i].accumAlphaSize = 0; } else { pConfigs[i].accumRedSize = 0; pConfigs[i].accumGreenSize = 0; pConfigs[i].accumBlueSize = 0; pConfigs[i].accumAlphaSize = 0; } if (db) pConfigs[i].doubleBuffer = TRUE; else pConfigs[i].doubleBuffer = FALSE; pConfigs[i].stereo = FALSE; pConfigs[i].bufferSize = 16; pConfigs[i].depthSize = info->depthBits; if (pConfigs[i].depthSize == 24 ? (RADEON_USE_STENCIL - stencil) : stencil) { pConfigs[i].stencilSize = 8; } else { pConfigs[i].stencilSize = 0; } pConfigs[i].auxBuffers = 0; pConfigs[i].level = 0; if (accum || (pConfigs[i].stencilSize && pConfigs[i].depthSize == 16)) { pConfigs[i].visualRating = GLX_SLOW_CONFIG; } else { pConfigs[i].visualRating = GLX_NONE; } pConfigs[i].transparentPixel = GLX_NONE; pConfigs[i].transparentRed = 0; pConfigs[i].transparentGreen = 0; pConfigs[i].transparentBlue = 0; pConfigs[i].transparentAlpha = 0; pConfigs[i].transparentIndex = 0; i++; } } } break; case 32: numConfigs = 1; if (RADEON_USE_ACCUM) numConfigs *= 2; if (RADEON_USE_STENCIL) numConfigs *= 2; if (use_db) numConfigs *= 2; if (!(pConfigs = (__GLXvisualConfig *)xcalloc(sizeof(__GLXvisualConfig), numConfigs))) { return FALSE; } if (!(pRADEONConfigs = (RADEONConfigPrivPtr)xcalloc(sizeof(RADEONConfigPrivRec), numConfigs))) { xfree(pConfigs); return FALSE; } if (!(pRADEONConfigPtrs = (RADEONConfigPrivPtr *)xcalloc(sizeof(RADEONConfigPrivPtr), numConfigs))) { xfree(pConfigs); xfree(pRADEONConfigs); return FALSE; } i = 0; for (db = use_db; db >= 0; db--) { for (accum = 0; accum <= RADEON_USE_ACCUM; accum++) { for (stencil = 0; stencil <= RADEON_USE_STENCIL; stencil++) { pRADEONConfigPtrs[i] = &pRADEONConfigs[i]; pConfigs[i].vid = (VisualID)(-1); pConfigs[i].class = -1; pConfigs[i].rgba = TRUE; pConfigs[i].redSize = 8; pConfigs[i].greenSize = 8; pConfigs[i].blueSize = 8; pConfigs[i].alphaSize = 8; pConfigs[i].redMask = 0x00FF0000; pConfigs[i].greenMask = 0x0000FF00; pConfigs[i].blueMask = 0x000000FF; pConfigs[i].alphaMask = 0xFF000000; if (accum) { /* Simulated in software */ pConfigs[i].accumRedSize = 16; pConfigs[i].accumGreenSize = 16; pConfigs[i].accumBlueSize = 16; pConfigs[i].accumAlphaSize = 16; } else { pConfigs[i].accumRedSize = 0; pConfigs[i].accumGreenSize = 0; pConfigs[i].accumBlueSize = 0; pConfigs[i].accumAlphaSize = 0; } if (db) pConfigs[i].doubleBuffer = TRUE; else pConfigs[i].doubleBuffer = FALSE; pConfigs[i].stereo = FALSE; pConfigs[i].bufferSize = 32; pConfigs[i].depthSize = info->depthBits; if (pConfigs[i].depthSize == 24 ? (RADEON_USE_STENCIL - stencil) : stencil) { pConfigs[i].stencilSize = 8; } else { pConfigs[i].stencilSize = 0; } pConfigs[i].auxBuffers = 0; pConfigs[i].level = 0; if (accum || (pConfigs[i].stencilSize && pConfigs[i].depthSize == 16)) { pConfigs[i].visualRating = GLX_SLOW_CONFIG; } else { pConfigs[i].visualRating = GLX_NONE; } pConfigs[i].transparentPixel = GLX_NONE; pConfigs[i].transparentRed = 0; pConfigs[i].transparentGreen = 0; pConfigs[i].transparentBlue = 0; pConfigs[i].transparentAlpha = 0; pConfigs[i].transparentIndex = 0; i++; } } } break; } info->numVisualConfigs = numConfigs; info->pVisualConfigs = pConfigs; info->pVisualConfigsPriv = pRADEONConfigs; GlxSetVisualConfigs(numConfigs, pConfigs, (void**)pRADEONConfigPtrs); return TRUE; } /* Create the Radeon-specific context information */ static Bool RADEONCreateContext(ScreenPtr pScreen, VisualPtr visual, drm_context_t hwContext, void *pVisualConfigPriv, DRIContextType contextStore) { #ifdef PER_CONTEXT_SAREA ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; RADEONInfoPtr info = RADEONPTR(pScrn); RADEONDRIContextPtr ctx_info; ctx_info = (RADEONDRIContextPtr)contextStore; if (!ctx_info) return FALSE; if (drmAddMap(info->drmFD, 0, info->perctx_sarea_size, DRM_SHM, DRM_REMOVABLE, &ctx_info->sarea_handle) < 0) { xf86DrvMsg(pScrn->scrnIndex, X_INFO, "[dri] could not create private sarea for ctx id (%d)\n", (int)hwContext); return FALSE; } if (drmAddContextPrivateMapping(info->drmFD, hwContext, ctx_info->sarea_handle) < 0) { xf86DrvMsg(pScrn->scrnIndex, X_INFO, "[dri] could not associate private sarea to ctx id (%d)\n", (int)hwContext); drmRmMap(info->drmFD, ctx_info->sarea_handle); return FALSE; } ctx_info->ctx_id = hwContext; #endif return TRUE; } /* Destroy the Radeon-specific context information */ static void RADEONDestroyContext(ScreenPtr pScreen, drm_context_t hwContext, DRIContextType contextStore) { #ifdef PER_CONTEXT_SAREA ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; RADEONInfoPtr info = RADEONPTR(pScrn); RADEONDRIContextPtr ctx_info; ctx_info = (RADEONDRIContextPtr)contextStore; if (!ctx_info) return; if (drmRmMap(info->drmFD, ctx_info->sarea_handle) < 0) { xf86DrvMsg(pScrn->scrnIndex, X_INFO, "[dri] could not remove private sarea for ctx id (%d)\n", (int)hwContext); } #endif } /* Called when the X server is woken up to allow the last client's * context to be saved and the X server's context to be loaded. This is * not necessary for the Radeon since the client detects when it's * context is not currently loaded and then load's it itself. Since the * registers to start and stop the CP are privileged, only the X server * can start/stop the engine. */ static void RADEONEnterServer(ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; RADEONInfoPtr info = RADEONPTR(pScrn); RADEONSAREAPrivPtr pSAREAPriv; RADEON_MARK_SYNC(info, pScrn); pSAREAPriv = DRIGetSAREAPrivate(pScrn->pScreen); if (pSAREAPriv->ctxOwner != DRIGetContext(pScrn->pScreen)) { info->XInited3D = FALSE; info->needCacheFlush = (info->ChipFamily >= CHIP_FAMILY_R300); } #ifdef DAMAGE if (!info->pDamage && info->allowPageFlip) { PixmapPtr pPix = pScreen->GetScreenPixmap(pScreen); info->pDamage = DamageCreate(NULL, NULL, DamageReportNone, TRUE, pScreen, pPix); if (info->pDamage == NULL) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "No screen damage record, page flipping disabled\n"); info->allowPageFlip = 0; } else { DamageRegister(&pPix->drawable, info->pDamage); xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Damage tracking initialized for page flipping\n"); } } #endif } /* Called when the X server goes to sleep to allow the X server's * context to be saved and the last client's context to be loaded. This * is not necessary for the Radeon since the client detects when it's * context is not currently loaded and then load's it itself. Since the * registers to start and stop the CP are privileged, only the X server * can start/stop the engine. */ static void RADEONLeaveServer(ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; RADEONInfoPtr info = RADEONPTR(pScrn); RING_LOCALS; #ifdef DAMAGE if (info->pDamage) { RegionPtr pDamageReg = DamageRegion(info->pDamage); if (pDamageReg) { RADEONDRIRefreshArea(pScrn, REGION_NUM_RECTS(pDamageReg), REGION_RECTS(pDamageReg)); } } #endif /* The CP is always running, but if we've generated any CP commands * we must flush them to the kernel module now. */ RADEONCP_RELEASE(pScrn, info); #ifdef USE_EXA info->engineMode = EXA_ENGINEMODE_UNKNOWN; #endif } /* Contexts can be swapped by the X server if necessary. This callback * is currently only used to perform any functions necessary when * entering or leaving the X server, and in the future might not be * necessary. */ static void RADEONDRISwapContext(ScreenPtr pScreen, DRISyncType syncType, DRIContextType oldContextType, void *oldContext, DRIContextType newContextType, void *newContext) { if ((syncType==DRI_3D_SYNC) && (oldContextType==DRI_2D_CONTEXT) && (newContextType==DRI_2D_CONTEXT)) { /* Entering from Wakeup */ RADEONEnterServer(pScreen); } if ((syncType==DRI_2D_SYNC) && (oldContextType==DRI_NO_CONTEXT) && (newContextType==DRI_2D_CONTEXT)) { /* Exiting from Block Handler */ RADEONLeaveServer(pScreen); } } #ifdef USE_XAA /* The Radeon has depth tiling on all the time. Rely on surface regs to * translate the addresses (only works if allowColorTiling is true). */ /* 16-bit depth buffer functions */ #define WRITE_DEPTH16(_x, _y, d) \ *(CARD16 *)(pointer)(buf + 2*(_x + _y*info->frontPitch)) = (d) #define READ_DEPTH16(d, _x, _y) \ (d) = *(CARD16 *)(pointer)(buf + 2*(_x + _y*info->frontPitch)) /* 32-bit depth buffer (stencil and depth simultaneously) functions */ #define WRITE_DEPTHSTENCIL32(_x, _y, d) \ *(CARD32 *)(pointer)(buf + 4*(_x + _y*info->frontPitch)) = (d) #define READ_DEPTHSTENCIL32(d, _x, _y) \ (d) = *(CARD32 *)(pointer)(buf + 4*(_x + _y*info->frontPitch)) /* Screen to screen copy of data in the depth buffer */ static void RADEONScreenToScreenCopyDepth(ScrnInfoPtr pScrn, int xa, int ya, int xb, int yb, int w, int h) { RADEONInfoPtr info = RADEONPTR(pScrn); unsigned char *buf = info->FB + info->depthOffset; int xstart, xend, xdir; int ystart, yend, ydir; int x, y, d; if (xa < xb) xdir = -1, xstart = w-1, xend = 0; else xdir = 1, xstart = 0, xend = w-1; if (ya < yb) ydir = -1, ystart = h-1, yend = 0; else ydir = 1, ystart = 0, yend = h-1; switch (pScrn->bitsPerPixel) { case 16: for (x = xstart; x != xend; x += xdir) { for (y = ystart; y != yend; y += ydir) { READ_DEPTH16(d, xa+x, ya+y); WRITE_DEPTH16(xb+x, yb+y, d); } } break; case 32: for (x = xstart; x != xend; x += xdir) { for (y = ystart; y != yend; y += ydir) { READ_DEPTHSTENCIL32(d, xa+x, ya+y); WRITE_DEPTHSTENCIL32(xb+x, yb+y, d); } } break; default: break; } } #endif /* USE_XAA */ /* Initialize the state of the back and depth buffers */ static void RADEONDRIInitBuffers(WindowPtr pWin, RegionPtr prgn, CARD32 indx) { /* NOOP. There's no need for the 2d driver to be clearing buffers * for the 3d client. It knows how to do that on its own. */ } /* Copy the back and depth buffers when the X server moves a window. * * This routine is a modified form of XAADoBitBlt with the calls to * ScreenToScreenBitBlt built in. My routine has the prgnSrc as source * instead of destination. My origin is upside down so the ydir cases * are reversed. */ static void RADEONDRIMoveBuffers(WindowPtr pParent, DDXPointRec ptOldOrg, RegionPtr prgnSrc, CARD32 indx) { #ifdef USE_XAA ScreenPtr pScreen = pParent->drawable.pScreen; ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; RADEONInfoPtr info = RADEONPTR(pScrn); BoxPtr pboxTmp, pboxNext, pboxBase; DDXPointPtr pptTmp; int xdir, ydir; int screenwidth = pScrn->virtualX; int screenheight = pScrn->virtualY; BoxPtr pbox = REGION_RECTS(prgnSrc); int nbox = REGION_NUM_RECTS(prgnSrc); BoxPtr pboxNew1 = NULL; BoxPtr pboxNew2 = NULL; DDXPointPtr pptNew1 = NULL; DDXPointPtr pptNew2 = NULL; DDXPointPtr pptSrc = &ptOldOrg; int dx = pParent->drawable.x - ptOldOrg.x; int dy = pParent->drawable.y - ptOldOrg.y; /* XXX: Fix in EXA case. */ if (info->useEXA) return; /* If the copy will overlap in Y, reverse the order */ if (dy > 0) { ydir = -1; if (nbox > 1) { /* Keep ordering in each band, reverse order of bands */ pboxNew1 = (BoxPtr)ALLOCATE_LOCAL(sizeof(BoxRec)*nbox); if (!pboxNew1) return; pptNew1 = (DDXPointPtr)ALLOCATE_LOCAL(sizeof(DDXPointRec)*nbox); if (!pptNew1) { DEALLOCATE_LOCAL(pboxNew1); return; } pboxBase = pboxNext = pbox+nbox-1; while (pboxBase >= pbox) { while ((pboxNext >= pbox) && (pboxBase->y1 == pboxNext->y1)) pboxNext--; pboxTmp = pboxNext+1; pptTmp = pptSrc + (pboxTmp - pbox); while (pboxTmp <= pboxBase) { *pboxNew1++ = *pboxTmp++; *pptNew1++ = *pptTmp++; } pboxBase = pboxNext; } pboxNew1 -= nbox; pbox = pboxNew1; pptNew1 -= nbox; pptSrc = pptNew1; } } else { /* No changes required */ ydir = 1; } /* If the regions will overlap in X, reverse the order */ if (dx > 0) { xdir = -1; if (nbox > 1) { /* reverse order of rects in each band */ pboxNew2 = (BoxPtr)ALLOCATE_LOCAL(sizeof(BoxRec)*nbox); pptNew2 = (DDXPointPtr)ALLOCATE_LOCAL(sizeof(DDXPointRec)*nbox); if (!pboxNew2 || !pptNew2) { DEALLOCATE_LOCAL(pptNew2); DEALLOCATE_LOCAL(pboxNew2); DEALLOCATE_LOCAL(pptNew1); DEALLOCATE_LOCAL(pboxNew1); return; } pboxBase = pboxNext = pbox; while (pboxBase < pbox+nbox) { while ((pboxNext < pbox+nbox) && (pboxNext->y1 == pboxBase->y1)) pboxNext++; pboxTmp = pboxNext; pptTmp = pptSrc + (pboxTmp - pbox); while (pboxTmp != pboxBase) { *pboxNew2++ = *--pboxTmp; *pptNew2++ = *--pptTmp; } pboxBase = pboxNext; } pboxNew2 -= nbox; pbox = pboxNew2; pptNew2 -= nbox; pptSrc = pptNew2; } } else { /* No changes are needed */ xdir = 1; } /* pretty much a hack. */ info->dst_pitch_offset = info->backPitchOffset; if (info->tilingEnabled) info->dst_pitch_offset |= RADEON_DST_TILE_MACRO; (*info->accel->SetupForScreenToScreenCopy)(pScrn, xdir, ydir, GXcopy, (CARD32)(-1), -1); for (; nbox-- ; pbox++) { int xa = pbox->x1; int ya = pbox->y1; int destx = xa + dx; int desty = ya + dy; int w = pbox->x2 - xa + 1; int h = pbox->y2 - ya + 1; if (destx < 0) xa -= destx, w += destx, destx = 0; if (desty < 0) ya -= desty, h += desty, desty = 0; if (destx + w > screenwidth) w = screenwidth - destx; if (desty + h > screenheight) h = screenheight - desty; if (w <= 0) continue; if (h <= 0) continue; (*info->accel->SubsequentScreenToScreenCopy)(pScrn, xa, ya, destx, desty, w, h); if (info->depthMoves) { RADEONScreenToScreenCopyDepth(pScrn, xa, ya, destx, desty, w, h); } } info->dst_pitch_offset = info->frontPitchOffset;; DEALLOCATE_LOCAL(pptNew2); DEALLOCATE_LOCAL(pboxNew2); DEALLOCATE_LOCAL(pptNew1); DEALLOCATE_LOCAL(pboxNew1); info->accel->NeedToSync = TRUE; #endif /* USE_XAA */ } static void RADEONDRIInitGARTValues(RADEONInfoPtr info) { int s, l; info->gartOffset = 0; /* Initialize the CP ring buffer data */ info->ringStart = info->gartOffset; info->ringMapSize = info->ringSize*1024*1024 + radeon_drm_page_size; info->ringSizeLog2QW = RADEONMinBits(info->ringSize*1024*1024/8)-1; info->ringReadOffset = info->ringStart + info->ringMapSize; info->ringReadMapSize = radeon_drm_page_size; /* Reserve space for vertex/indirect buffers */ info->bufStart = info->ringReadOffset + info->ringReadMapSize; info->bufMapSize = info->bufSize*1024*1024; /* Reserve the rest for GART textures */ info->gartTexStart = info->bufStart + info->bufMapSize; s = (info->gartSize*1024*1024 - info->gartTexStart); l = RADEONMinBits((s-1) / RADEON_NR_TEX_REGIONS); if (l < RADEON_LOG_TEX_GRANULARITY) l = RADEON_LOG_TEX_GRANULARITY; info->gartTexMapSize = (s >> l) << l; info->log2GARTTexGran = l; } /* Set AGP transfer mode according to requests and constraints */ static Bool RADEONSetAgpMode(RADEONInfoPtr info, ScreenPtr pScreen) { unsigned char *RADEONMMIO = info->MMIO; unsigned long mode = drmAgpGetMode(info->drmFD); /* Default mode */ unsigned int vendor = drmAgpVendorId(info->drmFD); unsigned int device = drmAgpDeviceId(info->drmFD); CARD32 agp_status = INREG(RADEON_AGP_STATUS) & mode; Bool is_v3 = (agp_status & RADEON_AGPv3_MODE); unsigned int defaultMode; MessageType from; if (is_v3) { defaultMode = (agp_status & RADEON_AGPv3_8X_MODE) ? 8 : 4; } else { if (agp_status & RADEON_AGP_4X_MODE) defaultMode = 4; else if (agp_status & RADEON_AGP_2X_MODE) defaultMode = 2; else defaultMode = 1; } from = X_DEFAULT; if (xf86GetOptValInteger(info->Options, OPTION_AGP_MODE, &info->agpMode)) { if ((info->agpMode < (is_v3 ? 4 : 1)) || (info->agpMode > (is_v3 ? 8 : 4)) || (info->agpMode & (info->agpMode - 1))) { xf86DrvMsg(pScreen->myNum, X_ERROR, "Illegal AGP Mode: %d (valid values: %s), leaving at " "%dx\n", info->agpMode, is_v3 ? "4, 8" : "1, 2, 4", defaultMode); info->agpMode = defaultMode; } else from = X_CONFIG; } else info->agpMode = defaultMode; xf86DrvMsg(pScreen->myNum, from, "Using AGP %dx\n", info->agpMode); info->agpFastWrite = 0; // Always off by default as it sucks from = xf86GetOptValInteger(info->Options, OPTION_AGP_FW, &info->agpFastWrite) ? X_CONFIG : X_DEFAULT; if (info->agpFastWrite && (vendor == PCI_VENDOR_AMD) && (device == PCI_CHIP_AMD761)) { /* Disable fast write for AMD 761 chipset, since they cause * lockups when enabled. */ info->agpFastWrite = FALSE; from = X_DEFAULT; xf86DrvMsg(pScreen->myNum, X_WARNING, "[agp] Not enabling Fast Writes on AMD 761 chipset to avoid " "lockups"); } xf86DrvMsg(pScreen->myNum, from, "AGP Fast Writes %sabled\n", info->agpFastWrite ? "en" : "dis"); mode &= ~RADEON_AGP_MODE_MASK; if (is_v3) { /* only set one mode bit for AGPv3 */ switch (info->agpMode) { case 8: mode |= RADEON_AGPv3_8X_MODE; break; case 4: default: mode |= RADEON_AGPv3_4X_MODE; } /*TODO: need to take care of other bits valid for v3 mode * currently these bits are not used in all tested cards. */ } else { switch (info->agpMode) { case 4: mode |= RADEON_AGP_4X_MODE; case 2: mode |= RADEON_AGP_2X_MODE; case 1: default: mode |= RADEON_AGP_1X_MODE; } } if (info->agpFastWrite) mode |= RADEON_AGP_FW_MODE; else mode &= ~RADEON_AGP_FW_MODE; xf86DrvMsg(pScreen->myNum, X_INFO, "[agp] Mode 0x%08lx [AGP 0x%04x/0x%04x; Card 0x%04x/0x%04x]\n", mode, vendor, device, info->PciInfo->vendor, info->PciInfo->chipType); if (drmAgpEnable(info->drmFD, mode) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[agp] AGP not enabled\n"); drmAgpRelease(info->drmFD); return FALSE; } /* Workaround for some hardware bugs */ if (info->ChipFamily < CHIP_FAMILY_R200) OUTREG(RADEON_AGP_CNTL, INREG(RADEON_AGP_CNTL) | 0x000e0000); /* Modify the mode if the default mode * is not appropriate for this * particular combination of graphics * card and AGP chipset. */ return TRUE; } /* Initialize Radeon's AGP registers */ static void RADEONSetAgpBase(RADEONInfoPtr info) { unsigned char *RADEONMMIO = info->MMIO; OUTREG(RADEON_AGP_BASE, drmAgpBase(info->drmFD)); } /* Initialize the AGP state. Request memory for use in AGP space, and * initialize the Radeon registers to point to that memory. */ static Bool RADEONDRIAgpInit(RADEONInfoPtr info, ScreenPtr pScreen) { int ret; if (drmAgpAcquire(info->drmFD) < 0) { xf86DrvMsg(pScreen->myNum, X_WARNING, "[agp] AGP not available\n"); return FALSE; } if (!RADEONSetAgpMode(info, pScreen)) return FALSE; RADEONDRIInitGARTValues(info); if ((ret = drmAgpAlloc(info->drmFD, info->gartSize*1024*1024, 0, NULL, &info->agpMemHandle)) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[agp] Out of memory (%d)\n", ret); drmAgpRelease(info->drmFD); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[agp] %d kB allocated with handle 0x%08x\n", info->gartSize*1024, info->agpMemHandle); if (drmAgpBind(info->drmFD, info->agpMemHandle, info->gartOffset) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[agp] Could not bind\n"); drmAgpFree(info->drmFD, info->agpMemHandle); drmAgpRelease(info->drmFD); return FALSE; } if (drmAddMap(info->drmFD, info->ringStart, info->ringMapSize, DRM_AGP, DRM_READ_ONLY, &info->ringHandle) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[agp] Could not add ring mapping\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[agp] ring handle = 0x%08x\n", info->ringHandle); if (drmMap(info->drmFD, info->ringHandle, info->ringMapSize, &info->ring) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[agp] Could not map ring\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[agp] Ring mapped at 0x%08lx\n", (unsigned long)info->ring); if (drmAddMap(info->drmFD, info->ringReadOffset, info->ringReadMapSize, DRM_AGP, DRM_READ_ONLY, &info->ringReadPtrHandle) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[agp] Could not add ring read ptr mapping\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[agp] ring read ptr handle = 0x%08x\n", info->ringReadPtrHandle); if (drmMap(info->drmFD, info->ringReadPtrHandle, info->ringReadMapSize, &info->ringReadPtr) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[agp] Could not map ring read ptr\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[agp] Ring read ptr mapped at 0x%08lx\n", (unsigned long)info->ringReadPtr); if (drmAddMap(info->drmFD, info->bufStart, info->bufMapSize, DRM_AGP, 0, &info->bufHandle) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[agp] Could not add vertex/indirect buffers mapping\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[agp] vertex/indirect buffers handle = 0x%08x\n", info->bufHandle); if (drmMap(info->drmFD, info->bufHandle, info->bufMapSize, &info->buf) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[agp] Could not map vertex/indirect buffers\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[agp] Vertex/indirect buffers mapped at 0x%08lx\n", (unsigned long)info->buf); if (drmAddMap(info->drmFD, info->gartTexStart, info->gartTexMapSize, DRM_AGP, 0, &info->gartTexHandle) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[agp] Could not add GART texture map mapping\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[agp] GART texture map handle = 0x%08x\n", info->gartTexHandle); if (drmMap(info->drmFD, info->gartTexHandle, info->gartTexMapSize, &info->gartTex) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[agp] Could not map GART texture map\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[agp] GART Texture map mapped at 0x%08lx\n", (unsigned long)info->gartTex); RADEONSetAgpBase(info); return TRUE; } /* Initialize the PCI GART state. Request memory for use in PCI space, * and initialize the Radeon registers to point to that memory. */ static Bool RADEONDRIPciInit(RADEONInfoPtr info, ScreenPtr pScreen) { int ret; int flags = DRM_READ_ONLY | DRM_LOCKED | DRM_KERNEL; ret = drmScatterGatherAlloc(info->drmFD, info->gartSize*1024*1024, &info->pciMemHandle); if (ret < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[pci] Out of memory (%d)\n", ret); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[pci] %d kB allocated with handle 0x%08x\n", info->gartSize*1024, info->pciMemHandle); RADEONDRIInitGARTValues(info); if (drmAddMap(info->drmFD, info->ringStart, info->ringMapSize, DRM_SCATTER_GATHER, flags, &info->ringHandle) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[pci] Could not add ring mapping\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[pci] ring handle = 0x%08x\n", info->ringHandle); if (drmMap(info->drmFD, info->ringHandle, info->ringMapSize, &info->ring) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[pci] Could not map ring\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[pci] Ring mapped at 0x%08lx\n", (unsigned long)info->ring); xf86DrvMsg(pScreen->myNum, X_INFO, "[pci] Ring contents 0x%08lx\n", *(unsigned long *)(pointer)info->ring); if (drmAddMap(info->drmFD, info->ringReadOffset, info->ringReadMapSize, DRM_SCATTER_GATHER, flags, &info->ringReadPtrHandle) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[pci] Could not add ring read ptr mapping\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[pci] ring read ptr handle = 0x%08x\n", info->ringReadPtrHandle); if (drmMap(info->drmFD, info->ringReadPtrHandle, info->ringReadMapSize, &info->ringReadPtr) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[pci] Could not map ring read ptr\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[pci] Ring read ptr mapped at 0x%08lx\n", (unsigned long)info->ringReadPtr); xf86DrvMsg(pScreen->myNum, X_INFO, "[pci] Ring read ptr contents 0x%08lx\n", *(unsigned long *)(pointer)info->ringReadPtr); if (drmAddMap(info->drmFD, info->bufStart, info->bufMapSize, DRM_SCATTER_GATHER, 0, &info->bufHandle) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[pci] Could not add vertex/indirect buffers mapping\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[pci] vertex/indirect buffers handle = 0x%08x\n", info->bufHandle); if (drmMap(info->drmFD, info->bufHandle, info->bufMapSize, &info->buf) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[pci] Could not map vertex/indirect buffers\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[pci] Vertex/indirect buffers mapped at 0x%08lx\n", (unsigned long)info->buf); xf86DrvMsg(pScreen->myNum, X_INFO, "[pci] Vertex/indirect buffers contents 0x%08lx\n", *(unsigned long *)(pointer)info->buf); if (drmAddMap(info->drmFD, info->gartTexStart, info->gartTexMapSize, DRM_SCATTER_GATHER, 0, &info->gartTexHandle) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[pci] Could not add GART texture map mapping\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[pci] GART texture map handle = 0x%08x\n", info->gartTexHandle); if (drmMap(info->drmFD, info->gartTexHandle, info->gartTexMapSize, &info->gartTex) < 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[pci] Could not map GART texture map\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[pci] GART Texture map mapped at 0x%08lx\n", (unsigned long)info->gartTex); return TRUE; } /* Add a map for the MMIO registers that will be accessed by any * DRI-based clients. */ static Bool RADEONDRIMapInit(RADEONInfoPtr info, ScreenPtr pScreen) { /* Map registers */ info->registerSize = info->MMIOSize; if (drmAddMap(info->drmFD, info->MMIOAddr, info->registerSize, DRM_REGISTERS, DRM_READ_ONLY, &info->registerHandle) < 0) { return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[drm] register handle = 0x%08x\n", info->registerHandle); return TRUE; } /* Initialize the kernel data structures */ static int RADEONDRIKernelInit(RADEONInfoPtr info, ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; int cpp = info->CurrentLayout.pixel_bytes; drmRadeonInit drmInfo; memset(&drmInfo, 0, sizeof(drmRadeonInit)); if ( info->ChipFamily >= CHIP_FAMILY_R300 ) drmInfo.func = DRM_RADEON_INIT_R300_CP; else if ( info->ChipFamily >= CHIP_FAMILY_R200 ) drmInfo.func = DRM_RADEON_INIT_R200_CP; else drmInfo.func = DRM_RADEON_INIT_CP; drmInfo.sarea_priv_offset = sizeof(XF86DRISAREARec); drmInfo.is_pci = (info->cardType!=CARD_AGP); drmInfo.cp_mode = info->CPMode; drmInfo.gart_size = info->gartSize*1024*1024; drmInfo.ring_size = info->ringSize*1024*1024; drmInfo.usec_timeout = info->CPusecTimeout; drmInfo.fb_bpp = info->CurrentLayout.pixel_code; drmInfo.depth_bpp = (info->depthBits - 8) * 2; drmInfo.front_offset = info->frontOffset; drmInfo.front_pitch = info->frontPitch * cpp; drmInfo.back_offset = info->backOffset; drmInfo.back_pitch = info->backPitch * cpp; drmInfo.depth_offset = info->depthOffset; drmInfo.depth_pitch = info->depthPitch * drmInfo.depth_bpp / 8; drmInfo.fb_offset = info->fbHandle; drmInfo.mmio_offset = info->registerHandle; drmInfo.ring_offset = info->ringHandle; drmInfo.ring_rptr_offset = info->ringReadPtrHandle; drmInfo.buffers_offset = info->bufHandle; drmInfo.gart_textures_offset= info->gartTexHandle; if (drmCommandWrite(info->drmFD, DRM_RADEON_CP_INIT, &drmInfo, sizeof(drmRadeonInit)) < 0) return FALSE; /* DRM_RADEON_CP_INIT does an engine reset, which resets some engine * registers back to their default values, so we need to restore * those engine register here. */ RADEONEngineRestore(pScrn); return TRUE; } static void RADEONDRIGartHeapInit(RADEONInfoPtr info, ScreenPtr pScreen) { drmRadeonMemInitHeap drmHeap; /* Start up the simple memory manager for GART space */ drmHeap.region = RADEON_MEM_REGION_GART; drmHeap.start = 0; drmHeap.size = info->gartTexMapSize; if (drmCommandWrite(info->drmFD, DRM_RADEON_INIT_HEAP, &drmHeap, sizeof(drmHeap))) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[drm] Failed to initialize GART heap manager\n"); } else { xf86DrvMsg(pScreen->myNum, X_INFO, "[drm] Initialized kernel GART heap manager, %d\n", info->gartTexMapSize); } } /* Add a map for the vertex buffers that will be accessed by any * DRI-based clients. */ static Bool RADEONDRIBufInit(RADEONInfoPtr info, ScreenPtr pScreen) { /* Initialize vertex buffers */ info->bufNumBufs = drmAddBufs(info->drmFD, info->bufMapSize / RADEON_BUFFER_SIZE, RADEON_BUFFER_SIZE, (info->cardType!=CARD_AGP) ? DRM_SG_BUFFER : DRM_AGP_BUFFER, info->bufStart); if (info->bufNumBufs <= 0) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[drm] Could not create vertex/indirect buffers list\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[drm] Added %d %d byte vertex/indirect buffers\n", info->bufNumBufs, RADEON_BUFFER_SIZE); if (!(info->buffers = drmMapBufs(info->drmFD))) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[drm] Failed to map vertex/indirect buffers list\n"); return FALSE; } xf86DrvMsg(pScreen->myNum, X_INFO, "[drm] Mapped %d vertex/indirect buffers\n", info->buffers->count); return TRUE; } static void RADEONDRIIrqInit(RADEONInfoPtr info, ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; if (!info->irq) { info->irq = drmGetInterruptFromBusID( info->drmFD, ((pciConfigPtr)info->PciInfo->thisCard)->busnum, ((pciConfigPtr)info->PciInfo->thisCard)->devnum, ((pciConfigPtr)info->PciInfo->thisCard)->funcnum); if ((drmCtlInstHandler(info->drmFD, info->irq)) != 0) { xf86DrvMsg(pScrn->scrnIndex, X_INFO, "[drm] failure adding irq handler, " "there is a device already using that irq\n" "[drm] falling back to irq-free operation\n"); info->irq = 0; } else { unsigned char *RADEONMMIO = info->MMIO; info->ModeReg.gen_int_cntl = INREG( RADEON_GEN_INT_CNTL ); } } if (info->irq) xf86DrvMsg(pScrn->scrnIndex, X_INFO, "[drm] dma control initialized, using IRQ %d\n", info->irq); } /* Initialize the CP state, and start the CP (if used by the X server) */ static void RADEONDRICPInit(ScrnInfoPtr pScrn) { RADEONInfoPtr info = RADEONPTR(pScrn); /* Turn on bus mastering */ info->BusCntl &= ~RADEON_BUS_MASTER_DIS; /* Make sure the CP is on for the X server */ RADEONCP_START(pScrn, info); #ifdef USE_XAA if (!info->useEXA) info->dst_pitch_offset = info->frontPitchOffset; #endif } /* Get the DRM version and do some basic useability checks of DRI */ Bool RADEONDRIGetVersion(ScrnInfoPtr pScrn) { RADEONInfoPtr info = RADEONPTR(pScrn); int major, minor, patch, fd; int req_minor, req_patch; char *busId; /* Check that the GLX, DRI, and DRM modules have been loaded by testing * for known symbols in each module. */ if (!xf86LoaderCheckSymbol("GlxSetVisualConfigs")) return FALSE; if (!xf86LoaderCheckSymbol("drmAvailable")) return FALSE; if (!xf86LoaderCheckSymbol("DRIQueryVersion")) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "[dri] RADEONDRIGetVersion failed (libdri.a too old)\n" "[dri] Disabling DRI.\n"); return FALSE; } /* Check the DRI version */ DRIQueryVersion(&major, &minor, &patch); if (major != DRIINFO_MAJOR_VERSION || minor < 0) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "[dri] RADEONDRIGetVersion failed because of a version " "mismatch.\n" "[dri] libdri version is %d.%d.%d but version %d.%d.x is " "needed.\n" "[dri] Disabling DRI.\n", major, minor, patch, DRIINFO_MAJOR_VERSION, 0); return FALSE; } /* Check the lib version */ if (xf86LoaderCheckSymbol("drmGetLibVersion")) info->pLibDRMVersion = drmGetLibVersion(info->drmFD); if (info->pLibDRMVersion == NULL) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "[dri] RADEONDRIGetVersion failed because libDRM is really " "way to old to even get a version number out of it.\n" "[dri] Disabling DRI.\n"); return FALSE; } if (info->pLibDRMVersion->version_major != 1 || info->pLibDRMVersion->version_minor < 2) { /* incompatible drm library version */ xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "[dri] RADEONDRIGetVersion failed because of a " "version mismatch.\n" "[dri] libdrm.a module version is %d.%d.%d but " "version 1.2.x is needed.\n" "[dri] Disabling DRI.\n", info->pLibDRMVersion->version_major, info->pLibDRMVersion->version_minor, info->pLibDRMVersion->version_patchlevel); drmFreeVersion(info->pLibDRMVersion); info->pLibDRMVersion = NULL; return FALSE; } /* Create a bus Id */ if (xf86LoaderCheckSymbol("DRICreatePCIBusID")) { busId = DRICreatePCIBusID(info->PciInfo); } else { busId = xalloc(64); sprintf(busId, "PCI:%d:%d:%d", info->PciInfo->bus, info->PciInfo->device, info->PciInfo->func); } /* Low level DRM open */ fd = drmOpen(RADEON_DRIVER_NAME, busId); xfree(busId); if (fd < 0) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "[dri] RADEONDRIGetVersion failed to open the DRM\n" "[dri] Disabling DRI.\n"); return FALSE; } /* Get DRM version & close DRM */ info->pKernelDRMVersion = drmGetVersion(fd); drmClose(fd); if (info->pKernelDRMVersion == NULL) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "[dri] RADEONDRIGetVersion failed to get the DRM version\n" "[dri] Disabling DRI.\n"); return FALSE; } /* Now check if we qualify */ if (info->ChipFamily >= CHIP_FAMILY_R300) { req_minor = 17; req_patch = 0; } else if (info->IsIGP) { req_minor = 10; req_patch = 0; } else { /* Many problems have been reported with 1.7 in the 2.4 kernel */ req_minor = 8; req_patch = 0; } /* We don't, bummer ! */ if (info->pKernelDRMVersion->version_major != 1 || info->pKernelDRMVersion->version_minor < req_minor || (info->pKernelDRMVersion->version_minor == req_minor && info->pKernelDRMVersion->version_patchlevel < req_patch)) { /* Incompatible drm version */ xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "[dri] RADEONDRIGetVersion failed because of a version " "mismatch.\n" "[dri] radeon.o kernel module version is %d.%d.%d " "but version 1.%d.%d or newer is needed.\n" "[dri] Disabling DRI.\n", info->pKernelDRMVersion->version_major, info->pKernelDRMVersion->version_minor, info->pKernelDRMVersion->version_patchlevel, req_minor, req_patch); drmFreeVersion(info->pKernelDRMVersion); info->pKernelDRMVersion = NULL; return FALSE; } return TRUE; } Bool RADEONDRISetVBlankInterrupt(ScrnInfoPtr pScrn, Bool on) { RADEONInfoPtr info = RADEONPTR(pScrn); int value = 0; if (info->directRenderingEnabled && info->pKernelDRMVersion->version_minor >= 28) { /* we could do something with mergedfb here I'm sure */ if (on) value = DRM_RADEON_VBLANK_CRTC1; if (RADEONDRISetParam(pScrn, RADEON_SETPARAM_VBLANK_CRTC, value)) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "RADEON Vblank Crtc Setup Failed %d\n", value); return FALSE; } } return TRUE; } /* Initialize the screen-specific data structures for the DRI and the * Radeon. This is the main entry point to the device-specific * initialization code. It calls device-independent DRI functions to * create the DRI data structures and initialize the DRI state. */ Bool RADEONDRIScreenInit(ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; RADEONInfoPtr info = RADEONPTR(pScrn); DRIInfoPtr pDRIInfo; RADEONDRIPtr pRADEONDRI; info->DRICloseScreen = NULL; switch (info->CurrentLayout.pixel_code) { case 8: case 15: case 24: /* These modes are not supported (yet). */ xf86DrvMsg(pScreen->myNum, X_ERROR, "[dri] RADEONInitVisualConfigs failed " "(depth %d not supported). " "Disabling DRI.\n", info->CurrentLayout.pixel_code); return FALSE; /* Only 16 and 32 color depths are supports currently. */ case 16: case 32: break; } radeon_drm_page_size = getpagesize(); /* Create the DRI data structure, and fill it in before calling the * DRIScreenInit(). */ if (!(pDRIInfo = DRICreateInfoRec())) return FALSE; info->pDRIInfo = pDRIInfo; pDRIInfo->drmDriverName = RADEON_DRIVER_NAME; if ( (info->ChipFamily >= CHIP_FAMILY_R300) ) { pDRIInfo->clientDriverName = R300_DRIVER_NAME; } else if ( info->ChipFamily >= CHIP_FAMILY_R200 ) pDRIInfo->clientDriverName = R200_DRIVER_NAME; else pDRIInfo->clientDriverName = RADEON_DRIVER_NAME; if (xf86LoaderCheckSymbol("DRICreatePCIBusID")) { pDRIInfo->busIdString = DRICreatePCIBusID(info->PciInfo); } else { pDRIInfo->busIdString = xalloc(64); sprintf(pDRIInfo->busIdString, "PCI:%d:%d:%d", info->PciInfo->bus, info->PciInfo->device, info->PciInfo->func); } pDRIInfo->ddxDriverMajorVersion = info->allowColorTiling ? RADEON_VERSION_MAJOR_TILED : RADEON_VERSION_MAJOR; pDRIInfo->ddxDriverMinorVersion = RADEON_VERSION_MINOR; pDRIInfo->ddxDriverPatchVersion = RADEON_VERSION_PATCH; pDRIInfo->frameBufferPhysicalAddress = (void *)info->LinearAddr + info->frontOffset; pDRIInfo->frameBufferSize = info->FbMapSize - info->FbSecureSize; pDRIInfo->frameBufferStride = (pScrn->displayWidth * info->CurrentLayout.pixel_bytes); pDRIInfo->ddxDrawableTableEntry = RADEON_MAX_DRAWABLES; pDRIInfo->maxDrawableTableEntry = (SAREA_MAX_DRAWABLES < RADEON_MAX_DRAWABLES ? SAREA_MAX_DRAWABLES : RADEON_MAX_DRAWABLES); /* kill DRIAdjustFrame. We adjust sarea frame info ourselves to work correctly with pageflip + mergedfb/color tiling */ pDRIInfo->wrap.AdjustFrame = NULL; #ifdef PER_CONTEXT_SAREA /* This is only here for testing per-context SAREAs. When used, the magic number below would be properly defined in a header file. */ info->perctx_sarea_size = 64 * 1024; #endif #ifdef NOT_DONE /* FIXME: Need to extend DRI protocol to pass this size back to * client for SAREA mapping that includes a device private record */ pDRIInfo->SAREASize = ((sizeof(XF86DRISAREARec) + 0xfff) & 0x1000); /* round to page */ /* + shared memory device private rec */ #else /* For now the mapping works by using a fixed size defined * in the SAREA header */ if (sizeof(XF86DRISAREARec)+sizeof(RADEONSAREAPriv) > SAREA_MAX) { ErrorF("Data does not fit in SAREA\n"); return FALSE; } pDRIInfo->SAREASize = SAREA_MAX; #endif if (!(pRADEONDRI = (RADEONDRIPtr)xcalloc(sizeof(RADEONDRIRec),1))) { DRIDestroyInfoRec(info->pDRIInfo); info->pDRIInfo = NULL; return FALSE; } pDRIInfo->devPrivate = pRADEONDRI; pDRIInfo->devPrivateSize = sizeof(RADEONDRIRec); pDRIInfo->contextSize = sizeof(RADEONDRIContextRec); pDRIInfo->CreateContext = RADEONCreateContext; pDRIInfo->DestroyContext = RADEONDestroyContext; pDRIInfo->SwapContext = RADEONDRISwapContext; pDRIInfo->InitBuffers = RADEONDRIInitBuffers; pDRIInfo->MoveBuffers = RADEONDRIMoveBuffers; pDRIInfo->bufferRequests = DRI_ALL_WINDOWS; pDRIInfo->TransitionTo2d = RADEONDRITransitionTo2d; pDRIInfo->TransitionTo3d = RADEONDRITransitionTo3d; pDRIInfo->TransitionSingleToMulti3D = RADEONDRITransitionSingleToMulti3d; pDRIInfo->TransitionMultiToSingle3D = RADEONDRITransitionMultiToSingle3d; pDRIInfo->createDummyCtx = TRUE; pDRIInfo->createDummyCtxPriv = FALSE; #ifdef USE_EXA if (info->useEXA) { #if DRIINFO_MAJOR_VERSION == 5 && DRIINFO_MINOR_VERSION >= 3 int major, minor, patch; DRIQueryVersion(&major, &minor, &patch); if (minor >= 3) #endif #if DRIINFO_MAJOR_VERSION > 5 || \ (DRIINFO_MAJOR_VERSION == 5 && DRIINFO_MINOR_VERSION >= 3) pDRIInfo->texOffsetStart = RADEONTexOffsetStart; #endif } #endif if (!DRIScreenInit(pScreen, pDRIInfo, &info->drmFD)) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[dri] DRIScreenInit failed. Disabling DRI.\n"); xfree(pDRIInfo->devPrivate); pDRIInfo->devPrivate = NULL; DRIDestroyInfoRec(pDRIInfo); pDRIInfo = NULL; return FALSE; } /* Initialize AGP */ if (info->cardType==CARD_AGP && !RADEONDRIAgpInit(info, pScreen)) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[agp] AGP failed to initialize. Disabling the DRI.\n" ); xf86DrvMsg(pScreen->myNum, X_INFO, "[agp] You may want to make sure the agpgart kernel " "module\nis loaded before the radeon kernel module.\n"); RADEONDRICloseScreen(pScreen); return FALSE; } /* Initialize PCI */ if ((info->cardType!=CARD_AGP) && !RADEONDRIPciInit(info, pScreen)) { xf86DrvMsg(pScreen->myNum, X_ERROR, "[pci] PCI failed to initialize. Disabling the DRI.\n" ); RADEONDRICloseScreen(pScreen); return FALSE; } /* DRIScreenInit doesn't add all the * common mappings. Add additional * mappings here. */ if (!RADEONDRIMapInit(info, pScreen)) { RADEONDRICloseScreen(pScreen); return FALSE; } /* DRIScreenInit adds the frame buffer map, but we need it as well */ { void *scratch_ptr; int scratch_int; DRIGetDeviceInfo(pScreen, &info->fbHandle, &scratch_int, &scratch_int, &scratch_int, &scratch_int, &scratch_ptr); } /* FIXME: When are these mappings unmapped? */ if (!RADEONInitVisualConfigs(pScreen)) { RADEONDRICloseScreen(pScreen); return FALSE; } xf86DrvMsg(pScrn->scrnIndex, X_INFO, "[dri] Visual configs initialized\n"); return TRUE; } static Bool RADEONDRIDoCloseScreen(int scrnIndex, ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; RADEONInfoPtr info = RADEONPTR(pScrn); RADEONDRICloseScreen(pScreen); pScreen->CloseScreen = info->DRICloseScreen; return (*pScreen->CloseScreen)(scrnIndex, pScreen); } /* Finish initializing the device-dependent DRI state, and call * DRIFinishScreenInit() to complete the device-independent DRI * initialization. */ Bool RADEONDRIFinishScreenInit(ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; RADEONInfoPtr info = RADEONPTR(pScrn); RADEONSAREAPrivPtr pSAREAPriv; RADEONDRIPtr pRADEONDRI; info->pDRIInfo->driverSwapMethod = DRI_HIDE_X_CONTEXT; /* info->pDRIInfo->driverSwapMethod = DRI_SERVER_SWAP; */ /* NOTE: DRIFinishScreenInit must be called before *DRIKernelInit * because *DRIKernelInit requires that the hardware lock is held by * the X server, and the first time the hardware lock is grabbed is * in DRIFinishScreenInit. */ if (!DRIFinishScreenInit(pScreen)) { RADEONDRICloseScreen(pScreen); return FALSE; } /* Initialize the kernel data structures */ if (!RADEONDRIKernelInit(info, pScreen)) { RADEONDRICloseScreen(pScreen); return FALSE; } /* Initialize the vertex buffers list */ if (!RADEONDRIBufInit(info, pScreen)) { RADEONDRICloseScreen(pScreen); return FALSE; } /* Initialize IRQ */ RADEONDRIIrqInit(info, pScreen); /* Initialize kernel GART memory manager */ RADEONDRIGartHeapInit(info, pScreen); /* Initialize and start the CP if required */ RADEONDRICPInit(pScrn); /* Initialize the SAREA private data structure */ pSAREAPriv = (RADEONSAREAPrivPtr)DRIGetSAREAPrivate(pScreen); memset(pSAREAPriv, 0, sizeof(*pSAREAPriv)); pRADEONDRI = (RADEONDRIPtr)info->pDRIInfo->devPrivate; pRADEONDRI->deviceID = info->Chipset; pRADEONDRI->width = pScrn->virtualX; pRADEONDRI->height = pScrn->virtualY; pRADEONDRI->depth = pScrn->depth; pRADEONDRI->bpp = pScrn->bitsPerPixel; pRADEONDRI->IsPCI = (info->cardType!=CARD_AGP); pRADEONDRI->AGPMode = info->agpMode; pRADEONDRI->frontOffset = info->frontOffset; pRADEONDRI->frontPitch = info->frontPitch; pRADEONDRI->backOffset = info->backOffset; pRADEONDRI->backPitch = info->backPitch; pRADEONDRI->depthOffset = info->depthOffset; pRADEONDRI->depthPitch = info->depthPitch; pRADEONDRI->textureOffset = info->textureOffset; pRADEONDRI->textureSize = info->textureSize; pRADEONDRI->log2TexGran = info->log2TexGran; pRADEONDRI->registerHandle = info->registerHandle; pRADEONDRI->registerSize = info->registerSize; pRADEONDRI->statusHandle = info->ringReadPtrHandle; pRADEONDRI->statusSize = info->ringReadMapSize; pRADEONDRI->gartTexHandle = info->gartTexHandle; pRADEONDRI->gartTexMapSize = info->gartTexMapSize; pRADEONDRI->log2GARTTexGran = info->log2GARTTexGran; pRADEONDRI->gartTexOffset = info->gartTexStart; pRADEONDRI->sarea_priv_offset = sizeof(XF86DRISAREARec); #ifdef PER_CONTEXT_SAREA /* Set per-context SAREA size */ pRADEONDRI->perctx_sarea_size = info->perctx_sarea_size; #endif info->directRenderingInited = TRUE; /* Wrap CloseScreen */ info->DRICloseScreen = pScreen->CloseScreen; pScreen->CloseScreen = RADEONDRIDoCloseScreen; /* disable vblank at startup */ RADEONDRISetVBlankInterrupt (pScrn, FALSE); return TRUE; } /** * This function will attempt to get the Radeon hardware back into shape * after a resume from disc. * * Charl P. Botha */ void RADEONDRIResume(ScreenPtr pScreen) { int _ret; ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; RADEONInfoPtr info = RADEONPTR(pScrn); if (info->pKernelDRMVersion->version_minor >= 9) { xf86DrvMsg(pScreen->myNum, X_INFO, "[RESUME] Attempting to re-init Radeon hardware.\n"); } else { xf86DrvMsg(pScreen->myNum, X_WARNING, "[RESUME] Cannot re-init Radeon hardware, DRM too old\n" "(need 1.9.0 or newer)\n"); return; } if (info->cardType==CARD_AGP) { if (!RADEONSetAgpMode(info, pScreen)) return; RADEONSetAgpBase(info); } _ret = drmCommandNone(info->drmFD, DRM_RADEON_CP_RESUME); if (_ret) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "%s: CP resume %d\n", __FUNCTION__, _ret); /* FIXME: return? */ } RADEONEngineRestore(pScrn); RADEONDRICPInit(pScrn); } void RADEONDRIStop(ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; RADEONInfoPtr info = RADEONPTR(pScrn); RING_LOCALS; xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, RADEON_LOGLEVEL_DEBUG, "RADEONDRIStop\n"); /* Stop the CP */ if (info->directRenderingInited) { /* If we've generated any CP commands, we must flush them to the * kernel module now. */ RADEONCP_RELEASE(pScrn, info); RADEONCP_STOP(pScrn, info); } info->directRenderingInited = FALSE; } /* The screen is being closed, so clean up any state and free any * resources used by the DRI. */ void RADEONDRICloseScreen(ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; RADEONInfoPtr info = RADEONPTR(pScrn); drmRadeonInit drmInfo; xf86DrvMsgVerb(pScrn->scrnIndex, X_INFO, RADEON_LOGLEVEL_DEBUG, "RADEONDRICloseScreen\n"); if (info->irq) { RADEONDRISetVBlankInterrupt (pScrn, FALSE); drmCtlUninstHandler(info->drmFD); info->irq = 0; info->ModeReg.gen_int_cntl = 0; } /* De-allocate vertex buffers */ if (info->buffers) { drmUnmapBufs(info->buffers); info->buffers = NULL; } /* De-allocate all kernel resources */ memset(&drmInfo, 0, sizeof(drmRadeonInit)); drmInfo.func = DRM_RADEON_CLEANUP_CP; drmCommandWrite(info->drmFD, DRM_RADEON_CP_INIT, &drmInfo, sizeof(drmRadeonInit)); /* De-allocate all GART resources */ if (info->gartTex) { drmUnmap(info->gartTex, info->gartTexMapSize); info->gartTex = NULL; } if (info->buf) { drmUnmap(info->buf, info->bufMapSize); info->buf = NULL; } if (info->ringReadPtr) { drmUnmap(info->ringReadPtr, info->ringReadMapSize); info->ringReadPtr = NULL; } if (info->ring) { drmUnmap(info->ring, info->ringMapSize); info->ring = NULL; } if (info->agpMemHandle != DRM_AGP_NO_HANDLE) { drmAgpUnbind(info->drmFD, info->agpMemHandle); drmAgpFree(info->drmFD, info->agpMemHandle); info->agpMemHandle = DRM_AGP_NO_HANDLE; drmAgpRelease(info->drmFD); } if (info->pciMemHandle) { drmScatterGatherFree(info->drmFD, info->pciMemHandle); info->pciMemHandle = 0; } if (info->pciGartBackup) { xfree(info->pciGartBackup); info->pciGartBackup = NULL; } /* De-allocate all DRI resources */ DRICloseScreen(pScreen); /* De-allocate all DRI data structures */ if (info->pDRIInfo) { if (info->pDRIInfo->devPrivate) { xfree(info->pDRIInfo->devPrivate); info->pDRIInfo->devPrivate = NULL; } DRIDestroyInfoRec(info->pDRIInfo); info->pDRIInfo = NULL; } if (info->pVisualConfigs) { xfree(info->pVisualConfigs); info->pVisualConfigs = NULL; } if (info->pVisualConfigsPriv) { xfree(info->pVisualConfigsPriv); info->pVisualConfigsPriv = NULL; } } /* Use callbacks from dri.c to support pageflipping mode for a single * 3d context without need for any specific full-screen extension. * * Also use these callbacks to allocate and free 3d-specific memory on * demand. */ #ifdef DAMAGE /* Use the damage layer to maintain a list of dirty rectangles. * These are blitted to the back buffer to keep both buffers clean * during page-flipping when the 3d application isn't fullscreen. * * An alternative to this would be to organize for all on-screen drawing * operations to be duplicated for the two buffers. That might be * faster, but seems like a lot more work... */ static void RADEONDRIRefreshArea(ScrnInfoPtr pScrn, int num, BoxPtr pbox) { RADEONInfoPtr info = RADEONPTR(pScrn); int i; ScreenPtr pScreen = pScrn->pScreen; RADEONSAREAPrivPtr pSAREAPriv = DRIGetSAREAPrivate(pScreen); #ifdef USE_EXA PixmapPtr pPix = pScreen->GetScreenPixmap(pScreen); #endif if (!info->directRenderingInited || !info->CPStarted) return; /* Don't want to do this when no 3d is active and pages are * right-way-round */ if (!pSAREAPriv->pfAllowPageFlip && pSAREAPriv->pfCurrentPage == 0) return; /* pretty much a hack. */ #ifdef USE_EXA if (info->useEXA) { CARD32 src_pitch_offset, dst_pitch_offset, datatype; RADEONGetPixmapOffsetPitch(pPix, &src_pitch_offset); dst_pitch_offset = src_pitch_offset + (info->backOffset >> 10); RADEONGetDatatypeBpp(pScrn->bitsPerPixel, &datatype); info->xdir = info->ydir = 1; RADEONDoPrepareCopyCP(pScrn, src_pitch_offset, dst_pitch_offset, datatype, GXcopy, ~0); } #endif #ifdef USE_XAA if (!info->useEXA) { /* Make sure accel has been properly inited */ if (info->accel == NULL || info->accel->SetupForScreenToScreenCopy == NULL) return; if (info->tilingEnabled) info->dst_pitch_offset |= RADEON_DST_TILE_MACRO; (*info->accel->SetupForScreenToScreenCopy)(pScrn, 1, 1, GXcopy, (CARD32)(-1), -1); } #endif for (i = 0 ; i < num ; i++, pbox++) { int xa = max(pbox->x1, 0), xb = min(pbox->x2, pScrn->virtualX-1); int ya = max(pbox->y1, 0), yb = min(pbox->y2, pScrn->virtualY-1); if (xa <= xb && ya <= yb) { #ifdef USE_EXA if (info->useEXA) { RADEONCopyCP(pPix, xa, ya, xa, ya, xb - xa + 1, yb - ya + 1); } #endif #ifdef USE_XAA if (!info->useEXA) { (*info->accel->SubsequentScreenToScreenCopy)(pScrn, xa, ya, xa + info->backX, ya + info->backY, xb - xa + 1, yb - ya + 1); } #endif } } #ifdef USE_XAA info->dst_pitch_offset &= ~RADEON_DST_TILE_MACRO; #endif DamageEmpty(info->pDamage); } #endif /* DAMAGE */ static void RADEONEnablePageFlip(ScreenPtr pScreen) { #ifdef DAMAGE ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; RADEONInfoPtr info = RADEONPTR(pScrn); if (info->allowPageFlip) { RADEONSAREAPrivPtr pSAREAPriv = DRIGetSAREAPrivate(pScreen); pSAREAPriv->pfAllowPageFlip = 1; #ifdef USE_XAA if (!info->useEXA) { BoxRec box = { .x1 = 0, .y1 = 0, .x2 = pScrn->virtualX - 1, .y2 = pScrn->virtualY - 1 }; RADEONDRIRefreshArea(pScrn, 1, &box); } #endif } #endif } static void RADEONDisablePageFlip(ScreenPtr pScreen) { /* Tell the clients not to pageflip. How? * -- Field in sarea, plus bumping the window counters. * -- DRM needs to cope with Front-to-Back swapbuffers. */ RADEONSAREAPrivPtr pSAREAPriv = DRIGetSAREAPrivate(pScreen); pSAREAPriv->pfAllowPageFlip = 0; } static void RADEONDRITransitionSingleToMulti3d(ScreenPtr pScreen) { RADEONDisablePageFlip(pScreen); } static void RADEONDRITransitionMultiToSingle3d(ScreenPtr pScreen) { /* Let the remaining 3d app start page flipping again */ RADEONEnablePageFlip(pScreen); } static void RADEONDRITransitionTo3d(ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; RADEONInfoPtr info = RADEONPTR(pScrn); #ifdef USE_XAA FBAreaPtr fbarea; int width, height; /* EXA allocates these areas up front, so it doesn't do the following * stuff. */ if (!info->useEXA) { /* reserve offscreen area for back and depth buffers and textures */ /* If we still have an area for the back buffer reserved, free it * first so we always start with all free offscreen memory, except * maybe for Xv */ if (info->backArea) { xf86FreeOffscreenArea(info->backArea); info->backArea = NULL; } xf86PurgeUnlockedOffscreenAreas(pScreen); xf86QueryLargestOffscreenArea(pScreen, &width, &height, 0, 0, 0); /* Free Xv linear offscreen memory if necessary * FIXME: This is hideous. What about telling xv "oh btw you have no memory * any more?" -- anholt */ if (height < (info->depthTexLines + info->backLines)) { RADEONPortPrivPtr portPriv = info->adaptor->pPortPrivates[0].ptr; xf86FreeOffscreenLinear((FBLinearPtr)portPriv->video_memory); portPriv->video_memory = NULL; xf86QueryLargestOffscreenArea(pScreen, &width, &height, 0, 0, 0); } /* Reserve placeholder area so the other areas will match the * pre-calculated offsets * FIXME: We may have other locked allocations and thus this would allocate * in the wrong place. The XV surface allocations seem likely. -- anholt */ fbarea = xf86AllocateOffscreenArea(pScreen, pScrn->displayWidth, height - info->depthTexLines - info->backLines, pScrn->displayWidth, NULL, NULL, NULL); if (!fbarea) xf86DrvMsg(pScreen->myNum, X_ERROR, "Unable to reserve placeholder " "offscreen area, you might experience screen corruption\n"); info->backArea = xf86AllocateOffscreenArea(pScreen, pScrn->displayWidth, info->backLines, pScrn->displayWidth, NULL, NULL, NULL); if (!info->backArea) xf86DrvMsg(pScreen->myNum, X_ERROR, "Unable to reserve offscreen " "area for back buffer, you might experience screen " "corruption\n"); info->depthTexArea = xf86AllocateOffscreenArea(pScreen, pScrn->displayWidth, info->depthTexLines, pScrn->displayWidth, NULL, NULL, NULL); if (!info->depthTexArea) xf86DrvMsg(pScreen->myNum, X_ERROR, "Unable to reserve offscreen " "area for depth buffer and textures, you might " "experience screen corruption\n"); xf86FreeOffscreenArea(fbarea); } #endif /* USE_XAA */ info->have3DWindows = 1; RADEONChangeSurfaces(pScrn); RADEONEnablePageFlip(pScreen); info->want_vblank_interrupts = TRUE; RADEONDRISetVBlankInterrupt(pScrn, TRUE); if (info->cursor) xf86ForceHWCursor (pScreen, TRUE); } static void RADEONDRITransitionTo2d(ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; RADEONInfoPtr info = RADEONPTR(pScrn); RADEONSAREAPrivPtr pSAREAPriv = DRIGetSAREAPrivate(pScreen); /* Try flipping back to the front page if necessary */ if (pSAREAPriv->pfCurrentPage == 1) drmCommandNone(info->drmFD, DRM_RADEON_FLIP); /* Shut down shadowing if we've made it back to the front page */ if (pSAREAPriv->pfCurrentPage == 0) { RADEONDisablePageFlip(pScreen); #ifdef USE_XAA if (!info->useEXA) { xf86FreeOffscreenArea(info->backArea); info->backArea = NULL; } #endif } else { xf86DrvMsg(pScreen->myNum, X_WARNING, "[dri] RADEONDRITransitionTo2d: " "kernel failed to unflip buffers.\n"); } #ifdef USE_XAA if (!info->useEXA) xf86FreeOffscreenArea(info->depthTexArea); #endif info->have3DWindows = 0; RADEONChangeSurfaces(pScrn); info->want_vblank_interrupts = FALSE; RADEONDRISetVBlankInterrupt(pScrn, FALSE); if (info->cursor) xf86ForceHWCursor (pScreen, FALSE); } void RADEONDRIAllocatePCIGARTTable(ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; RADEONInfoPtr info = RADEONPTR(pScrn); if (info->cardType != CARD_PCIE || info->pKernelDRMVersion->version_minor < 19) return; if (info->FbSecureSize==0) return; /* set the old default size of pci gart table */ if (info->pKernelDRMVersion->version_minor < 26) info->pciGartSize = 32768; info->pciGartSize = RADEONDRIGetPciAperTableSize(pScrn); /* allocate space to back up PCIEGART table */ info->pciGartBackup = xnfcalloc(1, info->pciGartSize); if (info->pciGartBackup == NULL) return; info->pciGartOffset = (info->FbMapSize - info->FbSecureSize); } int RADEONDRIGetPciAperTableSize(ScrnInfoPtr pScrn) { RADEONInfoPtr info = RADEONPTR(pScrn); int page_size = getpagesize(); int ret_size; int num_pages; num_pages = (info->pciAperSize * 1024 * 1024) / page_size; ret_size = num_pages * sizeof(unsigned int); return ret_size; } int RADEONDRISetParam(ScrnInfoPtr pScrn, unsigned int param, int64_t value) { drmRadeonSetParam radeonsetparam; RADEONInfoPtr info = RADEONPTR(pScrn); int ret; memset(&radeonsetparam, 0, sizeof(drmRadeonSetParam)); radeonsetparam.param = param; radeonsetparam.value = value; ret = drmCommandWrite(info->drmFD, DRM_RADEON_SETPARAM, &radeonsetparam, sizeof(drmRadeonSetParam)); return ret; }