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Diffstat (limited to 'src/legacy/i810/i810_dri.c')
-rw-r--r--src/legacy/i810/i810_dri.c1544
1 files changed, 1544 insertions, 0 deletions
diff --git a/src/legacy/i810/i810_dri.c b/src/legacy/i810/i810_dri.c
new file mode 100644
index 00000000..ecb94af1
--- /dev/null
+++ b/src/legacy/i810/i810_dri.c
@@ -0,0 +1,1544 @@
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+#include <assert.h>
+
+#include "xf86.h"
+#include "xf86_OSproc.h"
+#include "xf86Priv.h"
+
+#include "xf86PciInfo.h"
+#include "xf86Pci.h"
+
+#include "windowstr.h"
+#include "shadow.h"
+#include "shadowfb.h"
+
+#include "GL/glxtokens.h"
+
+#include "i810.h"
+#include "i810_dri.h"
+
+static char I810KernelDriverName[] = "i810";
+static char I810ClientDriverName[] = "i810";
+
+static Bool I810InitVisualConfigs(ScreenPtr pScreen);
+static Bool I810CreateContext(ScreenPtr pScreen, VisualPtr visual,
+ drm_context_t hwContext, void *pVisualConfigPriv,
+ DRIContextType contextStore);
+static void I810DestroyContext(ScreenPtr pScreen, drm_context_t hwContext,
+ DRIContextType contextStore);
+static void I810DRISwapContext(ScreenPtr pScreen, DRISyncType syncType,
+ DRIContextType readContextType,
+ void *readContextStore,
+ DRIContextType writeContextType,
+ void *writeContextStore);
+static void I810DRIInitBuffers(WindowPtr pWin, RegionPtr prgn, CARD32 index);
+static void I810DRIMoveBuffers(WindowPtr pParent, DDXPointRec ptOldOrg,
+ RegionPtr prgnSrc, CARD32 index);
+
+
+static void I810EnablePageFlip(ScreenPtr pScreen);
+static void I810DisablePageFlip(ScreenPtr pScreen);
+static void I810DRITransitionSingleToMulti3d(ScreenPtr pScreen);
+static void I810DRITransitionMultiToSingle3d(ScreenPtr pScreen);
+static void I810DRITransitionTo3d(ScreenPtr pScreen);
+static void I810DRITransitionTo2d(ScreenPtr pScreen);
+
+static void I810DRIRefreshArea(ScrnInfoPtr pScrn, int num, BoxPtr pbox);
+
+extern void GlxSetVisualConfigs(int nconfigs,
+ __GLXvisualConfig * configs,
+ void **configprivs);
+
+static int i810_pitches[] = {
+ 512,
+ 1024,
+ 2048,
+ 4096,
+ 0
+};
+
+static int i810_pitch_flags[] = {
+ 0x0,
+ 0x1,
+ 0x2,
+ 0x3,
+ 0
+};
+
+static unsigned int i810_drm_version = 0;
+
+Bool
+I810CleanupDma(ScrnInfoPtr pScrn)
+{
+ I810Ptr pI810 = I810PTR(pScrn);
+ drmI810Init info;
+
+ memset(&info, 0, sizeof(drmI810Init));
+ info.func = I810_CLEANUP_DMA;
+
+ if (drmCommandWrite(pI810->drmSubFD, DRM_I810_INIT,
+ &info, sizeof(drmI810Init))) {
+ xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
+ "[dri] I810 Dma Cleanup Failed\n");
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+Bool
+I810InitDma(ScrnInfoPtr pScrn)
+{
+ I810Ptr pI810 = I810PTR(pScrn);
+ I810RingBuffer *ring = pI810->LpRing;
+ I810DRIPtr pI810DRI = (I810DRIPtr) pI810->pDRIInfo->devPrivate;
+ drmI810Init info;
+
+ memset(&info, 0, sizeof(drmI810Init));
+
+ info.ring_start = ring->mem.Start;
+ info.ring_end = ring->mem.End;
+ info.ring_size = ring->mem.Size;
+ info.mmio_offset = (unsigned int)pI810DRI->regs;
+ info.buffers_offset = (unsigned int)pI810->buffer_map;
+ info.sarea_priv_offset = sizeof(XF86DRISAREARec);
+
+ info.front_offset = 0;
+ info.back_offset = pI810->BackBuffer.Start;
+ info.depth_offset = pI810->DepthBuffer.Start;
+ info.overlay_offset = pI810->OverlayStart;
+ info.overlay_physical = pI810->OverlayPhysical;
+ info.w = pScrn->virtualX;
+ info.h = pScrn->virtualY;
+ info.pitch = pI810->auxPitch;
+ info.pitch_bits = pI810->auxPitchBits;
+
+ /* We require DRM v1.2 or greater. Since DRM v1.2 broke compatibility
+ * we created a new v1.4 that supports a new init function. Eventually the
+ * old init function will go away. If you change the drm interface, make a
+ * new init type too so that we can detect the new client.
+ */
+ switch(i810_drm_version) {
+ case ((1<<16) | 0):
+ case ((1<<16) | 1):
+ case ((1<<16) | 2):
+ case ((1<<16) | 3):
+ /* Use OLD drm < 1.4 init */
+ info.func = I810_INIT_DMA;
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO, "[drm] Init PRE v1.4 interface.\n");
+ break;
+ default:
+ case ((1<<16) | 4):
+ /* DRM version 1.3 or greater init */
+ info.func = I810_INIT_DMA_1_4;
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO, "[drm] Init v1.4 interface.\n");
+ break;
+ }
+
+ if (drmCommandWrite(pI810->drmSubFD, DRM_I810_INIT,
+ &info, sizeof(drmI810Init))) {
+ xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
+ "[drm] I810 Dma Initialization failed.\n");
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+static Bool
+I810InitVisualConfigs(ScreenPtr pScreen)
+{
+ ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+ I810Ptr pI810 = I810PTR(pScrn);
+ int numConfigs = 0;
+ __GLXvisualConfig *pConfigs = NULL;
+ I810ConfigPrivPtr pI810Configs = NULL;
+ I810ConfigPrivPtr *pI810ConfigPtrs = NULL;
+ int accum, stencil, db, depth;
+ int i;
+
+ switch (pScrn->bitsPerPixel) {
+ case 8:
+ case 24:
+ case 32:
+ break;
+ case 16:
+ numConfigs = 8;
+
+ pConfigs =
+ (__GLXvisualConfig *) calloc(sizeof(__GLXvisualConfig),
+ numConfigs);
+ if (!pConfigs)
+ return FALSE;
+
+ pI810Configs =
+ (I810ConfigPrivPtr) calloc(sizeof(I810ConfigPrivRec),
+ numConfigs);
+ if (!pI810Configs) {
+ free(pConfigs);
+ return FALSE;
+ }
+
+ pI810ConfigPtrs =
+ (I810ConfigPrivPtr *) calloc(sizeof(I810ConfigPrivPtr),
+ numConfigs);
+ if (!pI810ConfigPtrs) {
+ free(pConfigs);
+ free(pI810Configs);
+ return FALSE;
+ }
+
+ for (i = 0; i < numConfigs; i++)
+ pI810ConfigPtrs[i] = &pI810Configs[i];
+
+ i = 0;
+ depth = 1;
+ for (accum = 0; accum <= 1; accum++) {
+ for (stencil = 0; stencil <= 1; stencil++) {
+ for (db = 1; db >= 0; db--) {
+ pConfigs[i].vid = -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 = 0;
+ if (accum) {
+ 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;
+ }
+ pConfigs[i].doubleBuffer = db ? TRUE : FALSE;
+ pConfigs[i].stereo = FALSE;
+ pConfigs[i].bufferSize = 16;
+ if (depth)
+ pConfigs[i].depthSize = 16;
+ else
+ pConfigs[i].depthSize = 0;
+ if (stencil)
+ pConfigs[i].stencilSize = 8;
+ else
+ pConfigs[i].stencilSize = 0;
+ pConfigs[i].auxBuffers = 0;
+ pConfigs[i].level = 0;
+ if (stencil || accum)
+ 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++;
+ }
+ }
+ }
+ assert(i == numConfigs);
+ break;
+ }
+ pI810->numVisualConfigs = numConfigs;
+ pI810->pVisualConfigs = pConfigs;
+ pI810->pVisualConfigsPriv = pI810Configs;
+ GlxSetVisualConfigs(numConfigs, pConfigs, (void **)pI810ConfigPtrs);
+ return TRUE;
+}
+
+static unsigned int
+mylog2(unsigned int n)
+{
+ unsigned int log2 = 1;
+
+ while (n > 1)
+ n >>= 1, log2++;
+ return log2;
+}
+
+Bool
+I810DRIScreenInit(ScreenPtr pScreen)
+{
+ ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+ I810Ptr pI810 = I810PTR(pScrn);
+ DRIInfoPtr pDRIInfo;
+ I810DRIPtr pI810DRI;
+ unsigned long tom;
+ drm_handle_t agpHandle;
+ drm_handle_t dcacheHandle;
+ int sysmem_size = 0;
+ int back_size = 0;
+ unsigned int pitch_idx = 0;
+ int bufs;
+ int width = pScrn->displayWidth * pI810->cpp;
+ int i;
+
+ /* Hardware 3D rendering only implemented for 16bpp */
+ /* And it only works for 5:6:5 (Mark) */
+ if (pScrn->depth != 16)
+ return FALSE;
+
+ /* 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(pScreen->myNum, X_ERROR,
+ "[dri] I810DRIScreenInit failed (libdri.a too old)\n");
+ return FALSE;
+ }
+
+ /* adjust width first */
+#define Elements(x) sizeof(x)/sizeof(*x)
+ for (pitch_idx = 0; pitch_idx < Elements(i810_pitches); pitch_idx++)
+ if (width <= i810_pitches[pitch_idx])
+ break;
+
+ if (pitch_idx == Elements(i810_pitches)) {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[dri] Couldn't find depth/back buffer pitch");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ } else {
+ /* for tiled memory to work, the buffer needs to have the
+ * number of lines as a multiple of 16 (the tile size),
+ * - airlied */
+ int lines = (pScrn->virtualY + 15) / 16 * 16;
+ back_size = i810_pitches[pitch_idx] * lines;
+ back_size = ((back_size + 4096 - 1) / 4096) * 4096;
+ }
+
+ pScrn->displayWidth = i810_pitches[pitch_idx] / pI810->cpp;
+
+ /* Check the DRI version */
+ {
+ int major, minor, patch;
+
+ DRIQueryVersion(&major, &minor, &patch);
+ if (major != DRIINFO_MAJOR_VERSION || minor < DRIINFO_MINOR_VERSION) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[dri] I810DRIScreenInit failed because of a version mismatch.\n"
+ "[dri] libdri version is %d.%d.%d bug version %d.%d.x is needed.\n"
+ "[dri] Disabling DRI.\n", major, minor, patch,
+ DRIINFO_MAJOR_VERSION, DRIINFO_MINOR_VERSION);
+ return FALSE;
+ }
+ }
+
+ pDRIInfo = DRICreateInfoRec();
+ if (!pDRIInfo) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[dri] DRICreateInfoRec failed. Disabling DRI.\n");
+ return FALSE;
+ }
+
+/* pDRIInfo->wrap.ValidateTree = 0; */
+/* pDRIInfo->wrap.PostValidateTree = 0; */
+
+ pI810->pDRIInfo = pDRIInfo;
+ pI810->LockHeld = 0;
+
+ pDRIInfo->drmDriverName = I810KernelDriverName;
+ pDRIInfo->clientDriverName = I810ClientDriverName;
+ if (xf86LoaderCheckSymbol("DRICreatePCIBusID")) {
+ pDRIInfo->busIdString = DRICreatePCIBusID(pI810->PciInfo);
+ } else {
+ pDRIInfo->busIdString = malloc(64);
+ sprintf(pDRIInfo->busIdString, "PCI:%d:%d:%d",
+ ((pI810->PciInfo->domain << 8) | pI810->PciInfo->bus),
+ pI810->PciInfo->dev, pI810->PciInfo->func
+ );
+ }
+ pDRIInfo->ddxDriverMajorVersion = I810_MAJOR_VERSION;
+ pDRIInfo->ddxDriverMinorVersion = I810_MINOR_VERSION;
+ pDRIInfo->ddxDriverPatchVersion = I810_PATCHLEVEL;
+ pDRIInfo->frameBufferPhysicalAddress = (pointer) pI810->LinearAddr;
+ pDRIInfo->frameBufferSize = (((pScrn->displayWidth *
+ pScrn->virtualY * pI810->cpp) +
+ 4096 - 1) / 4096) * 4096;
+
+ pDRIInfo->frameBufferStride = pScrn->displayWidth * pI810->cpp;
+ pDRIInfo->ddxDrawableTableEntry = I810_MAX_DRAWABLES;
+
+ if (SAREA_MAX_DRAWABLES < I810_MAX_DRAWABLES)
+ pDRIInfo->maxDrawableTableEntry = SAREA_MAX_DRAWABLES;
+ else
+ pDRIInfo->maxDrawableTableEntry = I810_MAX_DRAWABLES;
+
+ /* For now the mapping works by using a fixed size defined
+ * in the SAREA header
+ */
+ if (sizeof(XF86DRISAREARec) + sizeof(I810SAREARec) > SAREA_MAX) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[dri] Data does not fit in SAREA\n");
+ return FALSE;
+ }
+ pDRIInfo->SAREASize = SAREA_MAX;
+
+ if (!(pI810DRI = (I810DRIPtr) calloc(sizeof(I810DRIRec), 1))) {
+ DRIDestroyInfoRec(pI810->pDRIInfo);
+ pI810->pDRIInfo = NULL;
+ return FALSE;
+ }
+ pDRIInfo->devPrivate = pI810DRI;
+ pDRIInfo->devPrivateSize = sizeof(I810DRIRec);
+ pDRIInfo->contextSize = sizeof(I810DRIContextRec);
+
+ pDRIInfo->CreateContext = I810CreateContext;
+ pDRIInfo->DestroyContext = I810DestroyContext;
+ pDRIInfo->SwapContext = I810DRISwapContext;
+ pDRIInfo->InitBuffers = I810DRIInitBuffers;
+ pDRIInfo->MoveBuffers = I810DRIMoveBuffers;
+ pDRIInfo->bufferRequests = DRI_ALL_WINDOWS;
+ pDRIInfo->TransitionTo2d = I810DRITransitionTo2d;
+ pDRIInfo->TransitionTo3d = I810DRITransitionTo3d;
+ pDRIInfo->TransitionSingleToMulti3D = I810DRITransitionSingleToMulti3d;
+ pDRIInfo->TransitionMultiToSingle3D = I810DRITransitionMultiToSingle3d;
+
+ pDRIInfo->createDummyCtx = TRUE;
+ pDRIInfo->createDummyCtxPriv = FALSE;
+
+ /* This adds the framebuffer as a drm map *before* we have asked agp
+ * to allocate it. Scary stuff, hold on...
+ */
+ if (!DRIScreenInit(pScreen, pDRIInfo, &pI810->drmSubFD)) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[dri] DRIScreenInit failed. Disabling DRI.\n");
+ free(pDRIInfo->devPrivate);
+ pDRIInfo->devPrivate = NULL;
+ DRIDestroyInfoRec(pI810->pDRIInfo);
+ pI810->pDRIInfo = NULL;
+ return FALSE;
+ }
+
+ /* Check the i810 DRM versioning */
+ {
+ drmVersionPtr version;
+
+ /* Check the DRM lib version.
+ * drmGetLibVersion was not supported in version 1.0, so check for
+ * symbol first to avoid possible crash or hang.
+ */
+ if (xf86LoaderCheckSymbol("drmGetLibVersion")) {
+ version = drmGetLibVersion(pI810->drmSubFD);
+ } else
+ {
+ /* drmlib version 1.0.0 didn't have the drmGetLibVersion
+ * entry point. Fake it by allocating a version record
+ * via drmGetVersion and changing it to version 1.0.0
+ */
+ version = drmGetVersion(pI810->drmSubFD);
+ version->version_major = 1;
+ version->version_minor = 0;
+ version->version_patchlevel = 0;
+ }
+
+#define REQ_MAJ 1
+#define REQ_MIN 1
+ if (version) {
+ if (version->version_major != REQ_MAJ ||
+ version->version_minor < REQ_MIN) {
+ /* incompatible drm library version */
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[dri] I810DRIScreenInit failed because of a version mismatch.\n"
+ "[dri] libdrm.a module version is %d.%d.%d but version %d.%d.x is needed.\n"
+ "[dri] Disabling DRI.\n",
+ version->version_major,
+ version->version_minor, version->version_patchlevel,
+ REQ_MAJ, REQ_MIN);
+ drmFreeVersion(version);
+ I810DRICloseScreen(pScreen);
+ return FALSE;
+ }
+ drmFreeVersion(version);
+ }
+
+ /* Check the i810 DRM version */
+ version = drmGetVersion(pI810->drmSubFD);
+ if (version) {
+ i810_drm_version = (version->version_major<<16) |
+ version->version_minor;
+ if (version->version_major != 1 || version->version_minor < 2) {
+ /* incompatible drm version */
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[dri] I810DRIScreenInit failed because of a version mismatch.\n"
+ "[dri] i810.o kernel module version is %d.%d.%d but version 1.2.0 or greater is needed.\n"
+ "[dri] Disabling DRI.\n",
+ version->version_major,
+ version->version_minor, version->version_patchlevel);
+ I810DRICloseScreen(pScreen);
+ drmFreeVersion(version);
+ return FALSE;
+ }
+ pI810->drmMinor = version->version_minor;
+ drmFreeVersion(version);
+ }
+ }
+
+ pI810DRI->regsSize = I810_REG_SIZE;
+ if (drmAddMap(pI810->drmSubFD, (drm_handle_t) pI810->MMIOAddr,
+ pI810DRI->regsSize, DRM_REGISTERS, 0,
+ (drmAddress) &pI810DRI->regs) < 0) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR, "[drm] drmAddMap(regs) failed\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+ xf86DrvMsg(pScreen->myNum, X_INFO, "[drm] Registers = 0x%08x\n",
+ (int)pI810DRI->regs);
+
+ pI810->backHandle = DRM_AGP_NO_HANDLE;
+ pI810->zHandle = DRM_AGP_NO_HANDLE;
+ pI810->cursorHandle = DRM_AGP_NO_HANDLE;
+ pI810->xvmcHandle = DRM_AGP_NO_HANDLE;
+ pI810->sysmemHandle = DRM_AGP_NO_HANDLE;
+ pI810->agpAcquired = FALSE;
+ pI810->dcacheHandle = DRM_AGP_NO_HANDLE;
+
+ /* Agp Support - Need this just to get the framebuffer.
+ */
+ if (drmAgpAcquire(pI810->drmSubFD) < 0) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR, "[agp] drmAgpAquire failed\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+ pI810->agpAcquired = TRUE;
+
+ if (drmAgpEnable(pI810->drmSubFD, 0) < 0) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR, "[agp] drmAgpEnable failed\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+
+ memset(&pI810->DcacheMem, 0, sizeof(I810MemRange));
+ memset(&pI810->BackBuffer, 0, sizeof(I810MemRange));
+ memset(&pI810->DepthBuffer, 0, sizeof(I810MemRange));
+ pI810->CursorPhysical = 0;
+ pI810->CursorARGBPhysical = 0;
+
+ /* Dcache - half the speed of normal ram, but has use as a Z buffer
+ * under the DRI.
+ */
+
+ drmAgpAlloc(pI810->drmSubFD, 4096 * 1024, 1, NULL,
+ (drmAddress) &dcacheHandle);
+ pI810->dcacheHandle = dcacheHandle;
+
+ xf86DrvMsg(pScreen->myNum, X_INFO, "[agp] dcacheHandle : 0x%x\n",
+ (int)dcacheHandle);
+
+ sysmem_size = pScrn->videoRam * 1024;
+ if (dcacheHandle != DRM_AGP_NO_HANDLE) {
+ if (back_size > 4 * 1024 * 1024) {
+ xf86DrvMsg(pScreen->myNum, X_INFO,
+ "[dri] Backsize is larger then 4 meg\n");
+ sysmem_size = sysmem_size - 2 * back_size;
+ drmAgpFree(pI810->drmSubFD, dcacheHandle);
+ pI810->dcacheHandle = dcacheHandle = DRM_AGP_NO_HANDLE;
+ } else {
+ sysmem_size = sysmem_size - back_size;
+ }
+ } else {
+ sysmem_size = sysmem_size - 2 * back_size;
+ }
+
+ /* Max size is 48 without XvMC, 41 with 6 surfaces, 40 with 7 surfaces */
+ if (pI810->numSurfaces && (pI810->numSurfaces == 6)) {
+ if (sysmem_size > (pI810->FbMapSize - 7 * 1024 * 1024)) {
+ sysmem_size = (pI810->FbMapSize - 7 * 1024 * 1024);
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "User requested more memory then fits in the agp aperture\n"
+ "Truncating to %d bytes of memory\n", sysmem_size);
+ }
+ }
+ if (pI810->numSurfaces && (pI810->numSurfaces == 7)) {
+ if (sysmem_size > (pI810->FbMapSize - 8 * 1024 * 1024)) {
+ sysmem_size = (pI810->FbMapSize - 8 * 1024 * 1024);
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "User requested more memory then fits in the agp aperture\n"
+ "Truncating to %d bytes of memory\n", sysmem_size);
+ }
+ }
+
+ if (sysmem_size > pI810->FbMapSize) {
+ sysmem_size = pI810->FbMapSize;
+
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[dri] User requested more memory then fits in the agp"
+ " aperture\n\tTruncating to %d bytes of memory\n",
+ sysmem_size);
+ }
+
+ sysmem_size -= 4096; /* remove 4k for the hw cursor */
+ sysmem_size -= 16384; /* remove 16k for the ARGB hw cursor */
+
+ pI810->SysMem.Start = 0;
+ pI810->SysMem.Size = sysmem_size;
+ pI810->SysMem.End = sysmem_size;
+ tom = sysmem_size;
+
+ pI810->SavedSysMem = pI810->SysMem;
+
+ if (dcacheHandle != DRM_AGP_NO_HANDLE) {
+ if (drmAgpBind(pI810->drmSubFD, dcacheHandle, pI810->DepthOffset) == 0) {
+ memset(&pI810->DcacheMem, 0, sizeof(I810MemRange));
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[agp] GART: Found 4096K Z buffer memory\n");
+ pI810->DcacheMem.Start = pI810->DepthOffset;
+ pI810->DcacheMem.Size = 1024 * 4096;
+ pI810->DcacheMem.End =
+ pI810->DcacheMem.Start + pI810->DcacheMem.Size;
+ if (!I810AllocLow
+ (&(pI810->DepthBuffer), &(pI810->DcacheMem), back_size)) {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[agp] Depth buffer allocation failed\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+ } else {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[agp] GART: dcache bind failed\n");
+ drmAgpFree(pI810->drmSubFD, dcacheHandle);
+ pI810->dcacheHandle = dcacheHandle = DRM_AGP_NO_HANDLE;
+ }
+ } else {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[agp] GART: no dcache memory found\n");
+ }
+
+ drmAgpAlloc(pI810->drmSubFD, back_size, 0, NULL,
+ (drmAddress) &agpHandle);
+ pI810->backHandle = agpHandle;
+
+ if (agpHandle != DRM_AGP_NO_HANDLE) {
+ if (drmAgpBind(pI810->drmSubFD, agpHandle, pI810->BackOffset) == 0) {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[agp] Bound backbuffer memory\n");
+
+ pI810->BackBuffer.Start = pI810->BackOffset;
+ pI810->BackBuffer.Size = back_size;
+ pI810->BackBuffer.End = (pI810->BackBuffer.Start +
+ pI810->BackBuffer.Size);
+ } else {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[agp] Unable to bind backbuffer. Disabling DRI.\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+ } else {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[dri] Unable to allocate backbuffer memory. Disabling DRI.\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+
+ if (dcacheHandle == DRM_AGP_NO_HANDLE) {
+ drmAgpAlloc(pI810->drmSubFD, back_size, 0, NULL,
+ (drmAddress) &agpHandle);
+
+ pI810->zHandle = agpHandle;
+
+ if (agpHandle != DRM_AGP_NO_HANDLE) {
+ if (drmAgpBind(pI810->drmSubFD, agpHandle, pI810->DepthOffset) == 0) {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[agp] Bound depthbuffer memory\n");
+ pI810->DepthBuffer.Start = pI810->DepthOffset;
+ pI810->DepthBuffer.Size = back_size;
+ pI810->DepthBuffer.End = (pI810->DepthBuffer.Start +
+ pI810->DepthBuffer.Size);
+ } else {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[agp] Unable to bind depthbuffer. Disabling DRI.\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+ } else {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[agp] Unable to allocate depthbuffer memory. Disabling DRI.\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+ }
+
+ /* Now allocate and bind the agp space. This memory will include the
+ * regular framebuffer as well as texture memory.
+ */
+ drmAgpAlloc(pI810->drmSubFD, sysmem_size, 0, NULL,
+ (drmAddress)&agpHandle);
+ pI810->sysmemHandle = agpHandle;
+
+ if (agpHandle != DRM_AGP_NO_HANDLE) {
+ if (drmAgpBind(pI810->drmSubFD, agpHandle, 0) == 0) {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[agp] Bound System Texture Memory\n");
+ } else {
+ xf86DrvMsg(pScreen->myNum, X_ERROR, "[agp] Unable to bind system texture memory. Disabling DRI.\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+ } else {
+ xf86DrvMsg(pScreen->myNum, X_ERROR, "[agp] Unable to allocate system texture memory. Disabling DRI.\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+
+/* Allocate 7 or 8MB for XvMC this is setup as follows to best use tiled
+ regions and required surface pitches. (Numbers are adjusted if the
+ AGP region is only 32MB
+ For numSurfaces == 6
+ 44 - 48MB = 4MB Fence, 8 Tiles wide
+ 43 - 44MB = 1MB Fence, 8 Tiles wide
+ 42 - 43MB = 1MB Fence, 4 Tiles wide
+ 41 - 42MB = 1MB Fence, 4 Tiles wide
+ For numSurfaces == 7
+ 44 - 48MB = 4MB Fence, 8 Tiles wide
+ 43 - 44MB = 1MB Fence, 8 Tiles wide
+ 42.5 - 43MB = 0.5MB Fence, 8 Tiles wide
+ 42 - 42.5MB = 0.5MB Fence, 4 Tiles wide
+ 40 - 42MB = 2MB Fence, 4 Tiles wide
+ */
+ if (pI810->numSurfaces) {
+ if (pI810->numSurfaces == 6) {
+ pI810->MC.Size = 7 * 1024 * 1024;
+ pI810->MC.Start = pI810->FbMapSize - 7 * 1024 * 1024;
+
+ }
+ if (pI810->numSurfaces == 7) {
+ pI810->MC.Size = 8 * 1024 * 1024;
+ pI810->MC.Start = pI810->FbMapSize - 8 * 1024 * 1024;
+ }
+ drmAgpAlloc(pI810->drmSubFD, pI810->MC.Size, 0, NULL,
+ (drmAddress) &agpHandle);
+
+ pI810->xvmcHandle = agpHandle;
+
+ if (agpHandle != DRM_AGP_NO_HANDLE) {
+ if (drmAgpBind(pI810->drmSubFD, agpHandle, pI810->MC.Start) == 0) {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "GART: Allocated 7MB for HWMC\n");
+ pI810->MC.End = pI810->MC.Start + pI810->MC.Size;
+ } else {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO, "GART: HWMC bind failed\n");
+ pI810->MC.Start = 0;
+ pI810->MC.Size = 0;
+ pI810->MC.End = 0;
+ }
+ } else {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO, "GART: HWMC alloc failed\n");
+ pI810->MC.Start = 0;
+ pI810->MC.Size = 0;
+ pI810->MC.End = 0;
+ }
+ pI810->xvmcContext = 0;
+ }
+
+ drmAgpAlloc(pI810->drmSubFD, 4096, 2,
+ (unsigned long *)&pI810->CursorPhysical,
+ (drmAddress) &agpHandle);
+
+ pI810->cursorHandle = agpHandle;
+
+ if (agpHandle != DRM_AGP_NO_HANDLE) {
+ tom = sysmem_size;
+
+ if (drmAgpBind(pI810->drmSubFD, agpHandle, tom) == 0) {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[agp] GART: Allocated 4K for mouse cursor image\n");
+ pI810->CursorStart = tom;
+ tom += 4096;
+ } else {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[agp] GART: cursor bind failed\n");
+ pI810->CursorPhysical = 0;
+ }
+ } else {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[agp] GART: cursor alloc failed\n");
+ pI810->CursorPhysical = 0;
+ }
+
+ drmAgpAlloc(pI810->drmSubFD, 16384, 2,
+ (unsigned long *)&pI810->CursorARGBPhysical,
+ (drmAddress) &agpHandle);
+
+ pI810->cursorARGBHandle = agpHandle;
+
+ if (agpHandle != DRM_AGP_NO_HANDLE) {
+ int r;
+
+ if ((r = drmAgpBind(pI810->drmSubFD, agpHandle, tom)) == 0) {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[agp] GART: Allocated 16K for ARGB mouse cursor image\n");
+ pI810->CursorARGBStart = tom;
+ tom += 16384;
+ } else {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[agp] GART: ARGB cursor bind failed\n");
+ pI810->CursorARGBPhysical = 0;
+ }
+ } else {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[agp] GART: ARGB cursor alloc failed\n");
+ pI810->CursorARGBPhysical = 0;
+ }
+
+ /* Steal some of the excess cursor space for the overlay regs.
+ */
+ pI810->OverlayPhysical = pI810->CursorPhysical + 1024;
+ pI810->OverlayStart = pI810->CursorStart + 1024;
+
+ I810SetTiledMemory(pScrn, 1,
+ pI810->DepthBuffer.Start,
+ i810_pitches[pitch_idx], 8 * 1024 * 1024);
+
+ I810SetTiledMemory(pScrn, 2,
+ pI810->BackBuffer.Start,
+ i810_pitches[pitch_idx], 8 * 1024 * 1024);
+
+ /* These are for HWMC surfaces */
+ if (pI810->numSurfaces == 6) {
+ I810SetTiledMemory(pScrn, 3, pI810->MC.Start, 512, 1024 * 1024);
+
+ I810SetTiledMemory(pScrn, 4,
+ pI810->MC.Start + 1024 * 1024, 512, 1024 * 1024);
+
+ I810SetTiledMemory(pScrn, 5,
+ pI810->MC.Start + 1024 * 1024 * 2,
+ 1024, 1024 * 1024);
+
+ I810SetTiledMemory(pScrn, 6,
+ pI810->MC.Start + 1024 * 1024 * 3,
+ 1024, 4 * 1024 * 1024);
+ }
+ if (pI810->numSurfaces == 7) {
+ I810SetTiledMemory(pScrn, 3, pI810->MC.Start, 512, 2 * 1024 * 1024);
+
+ I810SetTiledMemory(pScrn, 4,
+ pI810->MC.Start + 2 * 1024 * 1024, 512, 512 * 1024);
+
+ I810SetTiledMemory(pScrn, 5,
+ pI810->MC.Start + 2 * 1024 * 1024 + 512 * 1024,
+ 1024, 512 * 1024);
+
+ I810SetTiledMemory(pScrn, 6,
+ pI810->MC.Start + 3 * 1024 * 1024,
+ 1024, 1 * 1024 * 1024);
+
+ I810SetTiledMemory(pScrn, 7,
+ pI810->MC.Start + 4 * 1024 * 1024,
+ 1024, 4 * 1024 * 1024);
+
+ }
+
+ pI810->auxPitch = i810_pitches[pitch_idx];
+ pI810->auxPitchBits = i810_pitch_flags[pitch_idx];
+ pI810->SavedDcacheMem = pI810->DcacheMem;
+ pI810DRI->backbufferSize = pI810->BackBuffer.Size;
+
+ if (drmAddMap(pI810->drmSubFD, (drm_handle_t) pI810->BackBuffer.Start,
+ pI810->BackBuffer.Size, DRM_AGP, 0,
+ (drmAddress) &pI810DRI->backbuffer) < 0) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[drm] drmAddMap(backbuffer) failed. Disabling DRI\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+
+ pI810DRI->depthbufferSize = pI810->DepthBuffer.Size;
+ if (drmAddMap(pI810->drmSubFD, (drm_handle_t) pI810->DepthBuffer.Start,
+ pI810->DepthBuffer.Size, DRM_AGP, 0,
+ (drmAddress) &pI810DRI->depthbuffer) < 0) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[drm] drmAddMap(depthbuffer) failed. Disabling DRI.\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+
+ /* Allocate FrontBuffer etc. */
+ if (!I810AllocateFront(pScrn)) {
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+
+ /* Allocate buffer memory */
+ I810AllocHigh(&(pI810->BufferMem), &(pI810->SysMem),
+ I810_DMA_BUF_NR * I810_DMA_BUF_SZ);
+
+ xf86DrvMsg(pScreen->myNum, X_INFO, "[dri] Buffer map : %lx\n",
+ pI810->BufferMem.Start);
+
+ if (pI810->BufferMem.Start == 0 ||
+ pI810->BufferMem.End - pI810->BufferMem.Start >
+ I810_DMA_BUF_NR * I810_DMA_BUF_SZ) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[dri] Not enough memory for dma buffers. Disabling DRI.\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+ if (drmAddMap(pI810->drmSubFD, (drm_handle_t) pI810->BufferMem.Start,
+ pI810->BufferMem.Size, DRM_AGP, 0,
+ (drmAddress) &pI810->buffer_map) < 0) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[drm] drmAddMap(buffer_map) failed. Disabling DRI.\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+
+ pI810DRI->agp_buffers = pI810->buffer_map;
+ pI810DRI->agp_buf_size = pI810->BufferMem.Size;
+
+ if (drmAddMap(pI810->drmSubFD, (drm_handle_t) pI810->LpRing->mem.Start,
+ pI810->LpRing->mem.Size, DRM_AGP, 0,
+ (drmAddress) &pI810->ring_map) < 0) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[drm] drmAddMap(ring_map) failed. Disabling DRI.\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+
+ /* Use the rest of memory for textures. */
+ pI810DRI->textureSize = pI810->SysMem.Size;
+
+ i = mylog2(pI810DRI->textureSize / I810_NR_TEX_REGIONS);
+
+ if (i < I810_LOG_MIN_TEX_REGION_SIZE)
+ i = I810_LOG_MIN_TEX_REGION_SIZE;
+
+ pI810DRI->logTextureGranularity = i;
+ pI810DRI->textureSize = (pI810DRI->textureSize >> i) << i; /* truncate */
+
+ if (pI810DRI->textureSize < 512 * 1024) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[drm] Less then 512k memory left for textures. Disabling DRI.\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+
+ I810AllocLow(&(pI810->TexMem), &(pI810->SysMem), pI810DRI->textureSize);
+
+ if (drmAddMap(pI810->drmSubFD, (drm_handle_t) pI810->TexMem.Start,
+ pI810->TexMem.Size, DRM_AGP, 0,
+ (drmAddress) &pI810DRI->textures) < 0) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[drm] drmAddMap(textures) failed. Disabling DRI.\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+
+ if ((bufs = drmAddBufs(pI810->drmSubFD,
+ I810_DMA_BUF_NR,
+ I810_DMA_BUF_SZ,
+ DRM_AGP_BUFFER, pI810->BufferMem.Start)) <= 0) {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[drm] failure adding %d %d byte DMA buffers. Disabling DRI.\n",
+ I810_DMA_BUF_NR, I810_DMA_BUF_SZ);
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[drm] added %d %d byte DMA buffers\n", bufs, I810_DMA_BUF_SZ);
+
+ I810InitDma(pScrn);
+
+ /* Okay now initialize the dma engine */
+
+ if (!pI810DRI->irq) {
+ pI810DRI->irq = drmGetInterruptFromBusID(pI810->drmSubFD,
+ ((pI810->PciInfo->domain << 8) |
+ pI810->PciInfo->bus),
+ pI810->PciInfo->dev,
+ pI810->PciInfo->func
+ );
+ if ((drmCtlInstHandler(pI810->drmSubFD, pI810DRI->irq)) != 0) {
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[drm] failure adding irq handler, there is a device "
+ "already using that irq\n Consider rearranging your "
+ "PCI cards. Disabling DRI.\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+ }
+
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[drm] dma control initialized, using IRQ %d\n", pI810DRI->irq);
+
+ pI810DRI->deviceID = DEVICE_ID(pI810->PciInfo);
+ pI810DRI->width = pScrn->virtualX;
+ pI810DRI->height = pScrn->virtualY;
+ pI810DRI->mem = pScrn->videoRam * 1024;
+ pI810DRI->cpp = pI810->cpp;
+
+ pI810DRI->fbOffset = pI810->FrontBuffer.Start;
+ pI810DRI->fbStride = pI810->auxPitch;
+
+ pI810DRI->bitsPerPixel = pScrn->bitsPerPixel;
+
+ pI810DRI->textureOffset = pI810->TexMem.Start;
+
+ pI810DRI->backOffset = pI810->BackBuffer.Start;
+ pI810DRI->depthOffset = pI810->DepthBuffer.Start;
+
+ pI810DRI->ringOffset = pI810->LpRing->mem.Start;
+ pI810DRI->ringSize = pI810->LpRing->mem.Size;
+
+ pI810DRI->auxPitch = pI810->auxPitch;
+ pI810DRI->auxPitchBits = pI810->auxPitchBits;
+ pI810DRI->sarea_priv_offset = sizeof(XF86DRISAREARec);
+
+ if (!(I810InitVisualConfigs(pScreen))) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[dri] I810InitVisualConfigs failed. Disabling DRI.\n");
+ DRICloseScreen(pScreen);
+ return FALSE;
+ }
+
+ xf86DrvMsg(pScrn->scrnIndex, X_INFO,
+ "[dri] visual configs initialized.\n");
+ pI810->pDRIInfo->driverSwapMethod = DRI_HIDE_X_CONTEXT;
+
+ return TRUE;
+}
+
+void
+I810DRICloseScreen(ScreenPtr pScreen)
+{
+ ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+ I810Ptr pI810 = I810PTR(pScrn);
+ I810DRIPtr pI810DRI = (I810DRIPtr) pI810->pDRIInfo->devPrivate;
+
+ if (pI810DRI->irq) {
+ drmCtlUninstHandler(pI810->drmSubFD);
+ pI810DRI->irq = 0;
+ }
+
+ I810CleanupDma(pScrn);
+
+ if (pI810->dcacheHandle!=DRM_AGP_NO_HANDLE)
+ drmAgpFree(pI810->drmSubFD, pI810->dcacheHandle);
+ if (pI810->backHandle!=DRM_AGP_NO_HANDLE)
+ drmAgpFree(pI810->drmSubFD, pI810->backHandle);
+ if (pI810->zHandle!=DRM_AGP_NO_HANDLE)
+ drmAgpFree(pI810->drmSubFD, pI810->zHandle);
+ if (pI810->cursorHandle!=DRM_AGP_NO_HANDLE)
+ drmAgpFree(pI810->drmSubFD, pI810->cursorHandle);
+ if (pI810->xvmcHandle!=DRM_AGP_NO_HANDLE)
+ drmAgpFree(pI810->drmSubFD, pI810->xvmcHandle);
+ if (pI810->sysmemHandle!=DRM_AGP_NO_HANDLE)
+ drmAgpFree(pI810->drmSubFD, pI810->sysmemHandle);
+
+ if (pI810->agpAcquired == TRUE)
+ drmAgpRelease(pI810->drmSubFD);
+
+ pI810->backHandle = DRM_AGP_NO_HANDLE;
+ pI810->zHandle = DRM_AGP_NO_HANDLE;
+ pI810->cursorHandle = DRM_AGP_NO_HANDLE;
+ pI810->xvmcHandle = DRM_AGP_NO_HANDLE;
+ pI810->sysmemHandle = DRM_AGP_NO_HANDLE;
+ pI810->agpAcquired = FALSE;
+ pI810->dcacheHandle = DRM_AGP_NO_HANDLE;
+
+ DRICloseScreen(pScreen);
+
+ if (pI810->pDRIInfo) {
+ if (pI810->pDRIInfo->devPrivate) {
+ free(pI810->pDRIInfo->devPrivate);
+ pI810->pDRIInfo->devPrivate = NULL;
+ }
+ DRIDestroyInfoRec(pI810->pDRIInfo);
+ pI810->pDRIInfo = NULL;
+ }
+ if (pI810->pVisualConfigs)
+ free(pI810->pVisualConfigs);
+ if (pI810->pVisualConfigsPriv)
+ free(pI810->pVisualConfigsPriv);
+}
+
+static Bool
+I810CreateContext(ScreenPtr pScreen, VisualPtr visual,
+ drm_context_t hwContext, void *pVisualConfigPriv,
+ DRIContextType contextStore)
+{
+ return TRUE;
+}
+
+static void
+I810DestroyContext(ScreenPtr pScreen, drm_context_t hwContext,
+ DRIContextType contextStore)
+{
+}
+
+Bool
+I810DRIFinishScreenInit(ScreenPtr pScreen)
+{
+ I810SAREARec *sPriv = (I810SAREARec *) DRIGetSAREAPrivate(pScreen);
+ ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+ I810Ptr info = I810PTR(pScrn);
+
+ memset(sPriv, 0, sizeof(sPriv));
+
+ /* Have shadow run only while there is 3d active.
+ */
+ if (info->allowPageFlip && info->drmMinor >= 3) {
+ ShadowFBInit( pScreen, I810DRIRefreshArea );
+ }
+ else
+ info->allowPageFlip = 0;
+ return DRIFinishScreenInit(pScreen);
+}
+
+void
+I810DRISwapContext(ScreenPtr pScreen, DRISyncType syncType,
+ DRIContextType oldContextType, void *oldContext,
+ DRIContextType newContextType, void *newContext)
+{
+ ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+ I810Ptr pI810 = I810PTR(pScrn);
+
+ if (syncType == DRI_3D_SYNC &&
+ oldContextType == DRI_2D_CONTEXT && newContextType == DRI_2D_CONTEXT) {
+ if (I810_DEBUG & DEBUG_VERBOSE_DRI)
+ ErrorF("I810DRISwapContext (in)\n");
+
+ if (!pScrn->vtSema)
+ return;
+ pI810->LockHeld = 1;
+ I810RefreshRing(pScrn);
+ } else if (syncType == DRI_2D_SYNC &&
+ oldContextType == DRI_NO_CONTEXT &&
+ newContextType == DRI_2D_CONTEXT) {
+ pI810->LockHeld = 0;
+ if (I810_DEBUG & DEBUG_VERBOSE_DRI)
+ ErrorF("I810DRISwapContext (out)\n");
+ } else if (I810_DEBUG & DEBUG_VERBOSE_DRI)
+ ErrorF("I810DRISwapContext (other)\n");
+}
+
+static void
+I810DRIInitBuffers(WindowPtr pWin, RegionPtr prgn, CARD32 index)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+ I810Ptr pI810 = I810PTR(pScrn);
+ BoxPtr pbox = REGION_RECTS(prgn);
+ int nbox = REGION_NUM_RECTS(prgn);
+
+ if (I810_DEBUG & DEBUG_VERBOSE_DRI)
+ ErrorF("I810DRIInitBuffers\n");
+
+ I810SetupForSolidFill(pScrn, 0, GXcopy, -1);
+ while (nbox--) {
+ I810SelectBuffer(pScrn, I810_SELECT_BACK);
+ I810SubsequentSolidFillRect(pScrn, pbox->x1, pbox->y1,
+ pbox->x2 - pbox->x1, pbox->y2 - pbox->y1);
+ pbox++;
+ }
+
+ /* Clear the depth buffer - uses 0xffff rather than 0.
+ */
+ pbox = REGION_RECTS(prgn);
+ nbox = REGION_NUM_RECTS(prgn);
+ I810SelectBuffer(pScrn, I810_SELECT_DEPTH);
+ I810SetupForSolidFill(pScrn, 0xffff, GXcopy, -1);
+ while (nbox--) {
+ I810SubsequentSolidFillRect(pScrn, pbox->x1, pbox->y1,
+ pbox->x2 - pbox->x1, pbox->y2 - pbox->y1);
+ pbox++;
+ }
+ I810SelectBuffer(pScrn, I810_SELECT_FRONT);
+
+ if (pI810->AccelInfoRec)
+ pI810->AccelInfoRec->NeedToSync = TRUE;
+}
+
+/* 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.
+ *
+ * KW: can you believe that this is called even when a 2d window moves?
+ */
+static void
+I810DRIMoveBuffers(WindowPtr pParent, DDXPointRec ptOldOrg,
+ RegionPtr prgnSrc, CARD32 index)
+{
+ ScreenPtr pScreen = pParent->drawable.pScreen;
+ ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+ I810Ptr pI810 = I810PTR(pScrn);
+ BoxPtr pboxTmp, pboxNext, pboxBase;
+ DDXPointPtr pptTmp, pptNew2 = NULL;
+ 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 pptSrc = &ptOldOrg;
+
+ int dx = pParent->drawable.x - ptOldOrg.x;
+ int dy = pParent->drawable.y - ptOldOrg.y;
+
+ /* 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) malloc(sizeof(BoxRec) * nbox);
+ if (!pboxNew1)
+ return;
+ pptNew1 = (DDXPointPtr) malloc(sizeof(DDXPointRec) * nbox);
+ if (!pptNew1) {
+ free(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 orderof rects in each band */
+ pboxNew2 = (BoxPtr) malloc(sizeof(BoxRec) * nbox);
+ pptNew2 = (DDXPointPtr) malloc(sizeof(DDXPointRec) * nbox);
+ if (!pboxNew2 || !pptNew2) {
+ if (pptNew2)
+ free(pptNew2);
+ if (pboxNew2)
+ free(pboxNew2);
+ if (pboxNew1) {
+ free(pptNew1);
+ free(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;
+ }
+
+ /* SelectBuffer isn't really a good concept for the i810.
+ */
+ I810EmitFlush(pScrn);
+ I810SetupForScreenToScreenCopy(pScrn, xdir, ydir, GXcopy, -1, -1);
+ for (; nbox--; pbox++) {
+
+ int x1 = pbox->x1;
+ int y1 = pbox->y1;
+ int destx = x1 + dx;
+ int desty = y1 + dy;
+ int w = pbox->x2 - x1 + 1;
+ int h = pbox->y2 - y1 + 1;
+
+ if (destx < 0)
+ x1 -= destx, w += destx, destx = 0;
+ if (desty < 0)
+ y1 -= 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;
+
+ if (I810_DEBUG & DEBUG_VERBOSE_DRI)
+ ErrorF("MoveBuffers %d,%d %dx%d dx: %d dy: %d\n",
+ x1, y1, w, h, dx, dy);
+
+ I810SelectBuffer(pScrn, I810_SELECT_BACK);
+ I810SubsequentScreenToScreenCopy(pScrn, x1, y1, destx, desty, w, h);
+ I810SelectBuffer(pScrn, I810_SELECT_DEPTH);
+ I810SubsequentScreenToScreenCopy(pScrn, x1, y1, destx, desty, w, h);
+ }
+ I810SelectBuffer(pScrn, I810_SELECT_FRONT);
+ I810EmitFlush(pScrn);
+
+ if (pboxNew2) {
+ free(pptNew2);
+ free(pboxNew2);
+ }
+ if (pboxNew1) {
+ free(pptNew1);
+ free(pboxNew1);
+ }
+
+ if (pI810->AccelInfoRec)
+ pI810->AccelInfoRec->NeedToSync = TRUE;
+}
+
+
+/* Use the miext/shadow module 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.
+ *
+ * Unlike most use of the shadow code, both buffers are in video memory.
+ *
+ * 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...
+ */
+
+
+/* This should be done *before* XAA syncs or fires its buffer.
+ * Otherwise will have to fire it again???
+ */
+static void I810DRIRefreshArea(ScrnInfoPtr pScrn, int num, BoxPtr pbox)
+{
+ I810Ptr pI810 = I810PTR(pScrn);
+ int i;
+ I810SAREAPtr pSAREAPriv = DRIGetSAREAPrivate(pScrn->pScreen);
+ unsigned int br13;
+ int cpp=2;
+
+
+ /* Don't want to do this when no 3d is active and pages are
+ * right-way-round
+ */
+ if (!pSAREAPriv->pf_active && pSAREAPriv->pf_current_page == 0)
+ return;
+
+ br13 = (pI810->auxPitch) | (0xcc << 16);
+
+ for (i = 0 ; i < num ; i++, pbox++) {
+ unsigned int w = min(pbox->y2, pScrn->virtualY-1) - max(pbox->y1, 0) + 1;
+ unsigned int h = min(pbox->x2, pScrn->virtualX-1) - max(pbox->x1, 0) + 1;
+ unsigned int dst = max(pbox->x1, 0)*cpp + (max(pbox->y1, 0)*pI810->auxPitch);
+
+ BEGIN_LP_RING(6);
+
+ OUT_RING(BR00_BITBLT_CLIENT | BR00_OP_SRC_COPY_BLT | 0x4);
+ OUT_RING(br13);
+ OUT_RING( (h<<16) | (w*cpp) );
+ OUT_RING(pI810->BackBuffer.Start + dst);
+ OUT_RING(br13 & 0xffff);
+ OUT_RING(dst);
+
+ ADVANCE_LP_RING();
+ }
+
+}
+
+static void I810EnablePageFlip(ScreenPtr pScreen)
+{
+ ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+ I810Ptr pI810 = I810PTR(pScrn);
+ I810SAREAPtr pSAREAPriv = DRIGetSAREAPrivate(pScreen);
+ int cpp=2;
+ pSAREAPriv->pf_enabled = pI810->allowPageFlip;
+ pSAREAPriv->pf_active = 0;
+
+ if (pI810->allowPageFlip) {
+ unsigned int br13 = pI810->auxPitch | (0xcc << 16);
+
+ BEGIN_LP_RING(6);
+
+ OUT_RING(BR00_BITBLT_CLIENT | BR00_OP_SRC_COPY_BLT | 0x4);
+ OUT_RING(br13);
+ OUT_RING((pScrn->virtualY << 16) | (pScrn->virtualX*cpp));
+ OUT_RING(pI810->BackBuffer.Start);
+ OUT_RING(br13 & 0xFFFF);
+ OUT_RING(0);
+ ADVANCE_LP_RING();
+
+ pSAREAPriv->pf_active = 1;
+ }
+
+}
+
+static void I810DisablePageFlip(ScreenPtr pScreen)
+{
+ I810SAREAPtr pSAREAPriv = DRIGetSAREAPrivate(pScreen);
+
+ pSAREAPriv->pf_active=0;
+}
+
+static void I810DRITransitionSingleToMulti3d(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.
+ */
+ I810DisablePageFlip(pScreen);
+}
+
+static void I810DRITransitionMultiToSingle3d(ScreenPtr pScreen)
+{
+ /* Let the remaining 3d app start page flipping again */
+ I810EnablePageFlip(pScreen);
+}
+
+static void I810DRITransitionTo3d(ScreenPtr pScreen)
+{
+ ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+ I810Ptr pI810 = I810PTR(pScrn);
+
+ I810EnablePageFlip(pScreen);
+ pI810->have3DWindows = 1;
+}
+
+static void I810DRITransitionTo2d(ScreenPtr pScreen)
+{
+ ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+ I810Ptr pI810 = I810PTR(pScrn);
+ I810SAREAPtr pSAREAPriv = DRIGetSAREAPrivate(pScreen);
+
+ /* Try flipping back to the front page if necessary */
+ if (pSAREAPriv->pf_current_page == 1)
+ drmCommandNone(pI810->drmSubFD, DRM_I810_FLIP);
+
+ /* Shut down shadowing if we've made it back to the front page */
+ if (pSAREAPriv->pf_current_page == 0) {
+ I810DisablePageFlip(pScreen);
+ }
+ pI810->have3DWindows = 0;
+}
+
+Bool
+I810DRILeave(ScrnInfoPtr pScrn)
+{
+ I810Ptr pI810 = I810PTR(pScrn);
+
+ if (pI810->directRenderingEnabled) {
+ if (pI810->dcacheHandle != 0)
+ if (drmAgpUnbind(pI810->drmSubFD, pI810->dcacheHandle) != 0) {
+ xf86DrvMsg(pScrn->scrnIndex, X_ERROR,"%s\n",strerror(errno));
+ return FALSE;
+ }
+ if (pI810->backHandle != 0)
+ if (drmAgpUnbind(pI810->drmSubFD, pI810->backHandle) != 0) {
+ xf86DrvMsg(pScrn->scrnIndex, X_ERROR,"%s\n",strerror(errno));
+ return FALSE;
+ }
+ if (pI810->zHandle != 0)
+ if (drmAgpUnbind(pI810->drmSubFD, pI810->zHandle) != 0) {
+ xf86DrvMsg(pScrn->scrnIndex, X_ERROR,"%s\n",strerror(errno));
+ return FALSE;
+ }
+ if (pI810->sysmemHandle != 0)
+ if (drmAgpUnbind(pI810->drmSubFD, pI810->sysmemHandle) != 0) {
+ xf86DrvMsg(pScrn->scrnIndex, X_ERROR,"%s\n",strerror(errno));
+ return FALSE;
+ }
+ if (pI810->xvmcHandle != 0)
+ if (drmAgpUnbind(pI810->drmSubFD, pI810->xvmcHandle) != 0) {
+ xf86DrvMsg(pScrn->scrnIndex, X_ERROR,"%s\n",strerror(errno));
+ return FALSE;
+ }
+ if (pI810->cursorHandle != 0)
+ if (drmAgpUnbind(pI810->drmSubFD, pI810->cursorHandle) != 0) {
+ xf86DrvMsg(pScrn->scrnIndex, X_ERROR,"%s\n",strerror(errno));
+ return FALSE;
+ }
+ if (pI810->cursorARGBHandle != 0)
+ if (drmAgpUnbind(pI810->drmSubFD, pI810->cursorARGBHandle) != 0) {
+ xf86DrvMsg(pScrn->scrnIndex, X_ERROR,"%s\n",strerror(errno));
+ return FALSE;
+ }
+ if (pI810->agpAcquired == TRUE)
+ drmAgpRelease(pI810->drmSubFD);
+ pI810->agpAcquired = FALSE;
+ }
+ return TRUE;
+}
+
+Bool
+I810DRIEnter(ScrnInfoPtr pScrn)
+{
+ I810Ptr pI810 = I810PTR(pScrn);
+
+ if (pI810->directRenderingEnabled) {
+
+ if (pI810->agpAcquired == FALSE)
+ drmAgpAcquire(pI810->drmSubFD);
+ pI810->agpAcquired = TRUE;
+ if (pI810->dcacheHandle != 0)
+ if (drmAgpBind(pI810->drmSubFD, pI810->dcacheHandle,
+ pI810->DepthOffset) != 0)
+ return FALSE;
+ if (pI810->backHandle != 0)
+ if (drmAgpBind(pI810->drmSubFD, pI810->backHandle,
+ pI810->BackOffset) != 0)
+ return FALSE;
+ if (pI810->zHandle != 0)
+ if (drmAgpBind(pI810->drmSubFD, pI810->zHandle,
+ pI810->DepthOffset) != 0)
+ return FALSE;
+ if (pI810->sysmemHandle != 0)
+ if (drmAgpBind(pI810->drmSubFD, pI810->sysmemHandle, 0) != 0)
+ return FALSE;
+ if (pI810->xvmcHandle != 0)
+ if (drmAgpBind(pI810->drmSubFD, pI810->xvmcHandle,
+ pI810->MC.Start) != 0)
+ return FALSE;
+ if (pI810->cursorHandle != 0)
+ if (drmAgpBind(pI810->drmSubFD, pI810->cursorHandle,
+ pI810->CursorStart) != 0)
+ return FALSE;
+ if (pI810->cursorARGBHandle != 0)
+ if (drmAgpBind(pI810->drmSubFD, pI810->cursorARGBHandle,
+ pI810->CursorARGBStart) != 0)
+ return FALSE;
+ }
+ return TRUE;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 10:41:33 +0000