driContextPriv->driverPrivate = intel;
intel->intelScreen = intelScreen;
intel->driScreen = sPriv;
- intel->sarea = intelScreen->sarea;
intel->driContext = driContextPriv;
intel->driFd = sPriv->fd;
if (INTEL_DEBUG & DEBUG_BUFMGR)
dri_bufmgr_set_debug(intel->bufmgr, GL_TRUE);
- if (!sPriv->dri2.enabled)
- intel_recreate_static_regions(intel);
-
intel->batch = intel_batchbuffer_alloc(intel);
intel_fbo_init(intel);
*/
}
- /* XXX In intelMakeCurrent() below, the context's static regions are
- * referenced inside the frame buffer; it's listed as a hack,
- * with a comment of "XXX FBO temporary fix-ups!", but
- * as long as it's there, we should release the regions here.
- * The do/while loop around the block is used to allow the
- * "continue" statements inside the block to exit the block,
- * to avoid many layers of "if" constructs.
- */
- do {
- __DRIdrawable * driDrawPriv = intel->driDrawable;
- struct intel_framebuffer *intel_fb;
- struct intel_renderbuffer *irbDepth, *irbStencil;
- if (!driDrawPriv) {
- /* We're already detached from the drawable; exit this block. */
- continue;
- }
- intel_fb = (struct intel_framebuffer *) driDrawPriv->driverPrivate;
- if (!intel_fb) {
- /* The frame buffer is already gone; exit this block. */
- continue;
- }
- irbDepth = intel_get_renderbuffer(&intel_fb->Base, BUFFER_DEPTH);
- irbStencil = intel_get_renderbuffer(&intel_fb->Base, BUFFER_STENCIL);
-
- /* If the regions of the frame buffer still match the regions
- * of the context, release them. If they've changed somehow,
- * leave them alone.
- */
- if (intel_fb->color_rb[0] && intel_fb->color_rb[0]->region == intel->front_region) {
- intel_renderbuffer_set_region(intel_fb->color_rb[0], NULL);
- }
- if (intel_fb->color_rb[1] && intel_fb->color_rb[1]->region == intel->back_region) {
- intel_renderbuffer_set_region(intel_fb->color_rb[1], NULL);
- }
-
- if (irbDepth && irbDepth->region == intel->depth_region) {
- intel_renderbuffer_set_region(irbDepth, NULL);
- }
- /* Usually, the stencil buffer is the same as the depth buffer;
- * but they're handled separately in MakeCurrent, so we'll
- * handle them separately here.
- */
- if (irbStencil && irbStencil->region == intel->depth_region) {
- intel_renderbuffer_set_region(irbStencil, NULL);
- }
- } while (0);
-
- intel_region_release(&intel->front_region);
- intel_region_release(&intel->back_region);
- intel_region_release(&intel->depth_region);
-
driDestroyOptionCache(&intel->optionCache);
/* free the Mesa context */
(struct intel_framebuffer *) driDrawPriv->driverPrivate;
GLframebuffer *readFb = (GLframebuffer *) driReadPriv->driverPrivate;
- if (driContextPriv->driScreenPriv->dri2.enabled) {
- intel_update_renderbuffers(driContextPriv, driDrawPriv);
- if (driDrawPriv != driReadPriv)
- intel_update_renderbuffers(driContextPriv, driReadPriv);
- } else {
- /* XXX FBO temporary fix-ups! These are released in
- * intelDextroyContext(), above. Changes here should be
- * reflected there.
- */
- /* if the renderbuffers don't have regions, init them from the context */
- struct intel_renderbuffer *irbDepth
- = intel_get_renderbuffer(&intel_fb->Base, BUFFER_DEPTH);
- struct intel_renderbuffer *irbStencil
- = intel_get_renderbuffer(&intel_fb->Base, BUFFER_STENCIL);
-
- if (intel_fb->color_rb[0]) {
- intel_renderbuffer_set_region(intel_fb->color_rb[0],
- intel->front_region);
- }
- if (intel_fb->color_rb[1]) {
- intel_renderbuffer_set_region(intel_fb->color_rb[1],
- intel->back_region);
- }
-
- if (irbDepth) {
- intel_renderbuffer_set_region(irbDepth, intel->depth_region);
- }
- if (irbStencil) {
- intel_renderbuffer_set_region(irbStencil, intel->depth_region);
- }
- }
+ intel_update_renderbuffers(driContextPriv, driDrawPriv);
+ if (driDrawPriv != driReadPriv)
+ intel_update_renderbuffers(driContextPriv, driReadPriv);
/* set GLframebuffer size to match window, if needed */
driUpdateFramebufferSize(&intel->ctx, driDrawPriv);
int urb_size;
- struct intel_region *front_region;
- struct intel_region *back_region;
- struct intel_region *depth_region;
-
struct intel_batchbuffer *batch;
drm_intel_bo *first_post_swapbuffers_batch;
GLboolean no_batch_wrap;
return region->buffer;
}
-
-static struct intel_region *
-intel_recreate_static(struct intel_context *intel,
- const char *name,
- struct intel_region *region,
- intelRegion *region_desc)
-{
- intelScreenPrivate *intelScreen = intel->intelScreen;
- int ret;
-
- if (region == NULL) {
- region = calloc(sizeof(*region), 1);
- region->refcount = 1;
- _DBG("%s creating new region %p\n", __FUNCTION__, region);
- }
- else {
- _DBG("%s %p\n", __FUNCTION__, region);
- }
-
- if (intel->ctx.Visual.rgbBits == 24)
- region->cpp = 4;
- else
- region->cpp = intel->ctx.Visual.rgbBits / 8;
- region->pitch = intelScreen->pitch;
- region->width = intelScreen->width;
- region->height = intelScreen->height;
-
- if (region->buffer != NULL) {
- dri_bo_unreference(region->buffer);
- region->buffer = NULL;
- }
-
- assert(region_desc->bo_handle != -1);
- region->buffer = intel_bo_gem_create_from_name(intel->bufmgr,
- name,
- region_desc->bo_handle);
-
- ret = dri_bo_get_tiling(region->buffer, ®ion->tiling,
- ®ion->bit_6_swizzle);
- if (ret != 0) {
- fprintf(stderr, "Couldn't get tiling of buffer %d (%s): %s\n",
- region_desc->bo_handle, name, strerror(-ret));
- intel_region_release(®ion);
- return NULL;
- }
-
- assert(region->buffer != NULL);
-
- return region;
-}
-
-/**
- * Create intel_region structs to describe the static front, back, and depth
- * buffers created by the xserver.
- *
- * Although FBO's mean we now no longer use these as render targets in
- * all circumstances, they won't go away until the back and depth
- * buffers become private, and the front buffer will remain even then.
- *
- * Note that these don't allocate video memory, just describe
- * allocations alread made by the X server.
- */
-void
-intel_recreate_static_regions(struct intel_context *intel)
-{
- intelScreenPrivate *intelScreen = intel->intelScreen;
-
- intel->front_region =
- intel_recreate_static(intel, "front",
- intel->front_region,
- &intelScreen->front);
-
- intel->back_region =
- intel_recreate_static(intel, "back",
- intel->back_region,
- &intelScreen->back);
-
- /* Still assumes front.cpp == depth.cpp. We can kill this when we move to
- * private buffers.
- */
- intel->depth_region =
- intel_recreate_static(intel, "depth",
- intel->depth_region,
- &intelScreen->depth);
-}
static PFNGLXCREATECONTEXTMODES create_context_modes = NULL;
#endif /*USE_NEW_INTERFACE */
-/**
- * Map all the memory regions described by the screen.
- * \return GL_TRUE if success, GL_FALSE if error.
- */
-GLboolean
-intelMapScreenRegions(__DRIscreen * sPriv)
-{
- intelScreenPrivate *intelScreen = (intelScreenPrivate *) sPriv->private;
-
- if (0)
- _mesa_printf("TEX 0x%08x ", intelScreen->tex.handle);
- if (intelScreen->tex.size != 0) {
- if (drmMap(sPriv->fd,
- intelScreen->tex.handle,
- intelScreen->tex.size,
- (drmAddress *) & intelScreen->tex.map) != 0) {
- intelUnmapScreenRegions(intelScreen);
- return GL_FALSE;
- }
- }
-
- return GL_TRUE;
-}
-
-void
-intelUnmapScreenRegions(intelScreenPrivate * intelScreen)
-{
- if (intelScreen->tex.map) {
- drmUnmap(intelScreen->tex.map, intelScreen->tex.size);
- intelScreen->tex.map = NULL;
- }
-}
-
-
-static void
-intelPrintDRIInfo(intelScreenPrivate * intelScreen,
- __DRIscreen * sPriv, I830DRIPtr gDRIPriv)
-{
- fprintf(stderr, "*** Front size: 0x%x offset: 0x%x pitch: %d\n",
- intelScreen->front.size, intelScreen->front.offset,
- intelScreen->pitch);
- fprintf(stderr, "*** Back size: 0x%x offset: 0x%x pitch: %d\n",
- intelScreen->back.size, intelScreen->back.offset,
- intelScreen->pitch);
- fprintf(stderr, "*** Depth size: 0x%x offset: 0x%x pitch: %d\n",
- intelScreen->depth.size, intelScreen->depth.offset,
- intelScreen->pitch);
- fprintf(stderr, "*** Texture size: 0x%x offset: 0x%x\n",
- intelScreen->tex.size, intelScreen->tex.offset);
- fprintf(stderr, "*** Memory : 0x%x\n", gDRIPriv->mem);
-}
-
-
-static void
-intelPrintSAREA(const drm_i915_sarea_t * sarea)
-{
- fprintf(stderr, "SAREA: sarea width %d height %d\n", sarea->width,
- sarea->height);
- fprintf(stderr, "SAREA: pitch: %d\n", sarea->pitch);
- fprintf(stderr,
- "SAREA: front offset: 0x%08x size: 0x%x handle: 0x%x tiled: %d\n",
- sarea->front_offset, sarea->front_size,
- (unsigned) sarea->front_handle, sarea->front_tiled);
- fprintf(stderr,
- "SAREA: back offset: 0x%08x size: 0x%x handle: 0x%x tiled: %d\n",
- sarea->back_offset, sarea->back_size,
- (unsigned) sarea->back_handle, sarea->back_tiled);
- fprintf(stderr, "SAREA: depth offset: 0x%08x size: 0x%x handle: 0x%x tiled: %d\n",
- sarea->depth_offset, sarea->depth_size,
- (unsigned) sarea->depth_handle, sarea->depth_tiled);
- fprintf(stderr, "SAREA: tex offset: 0x%08x size: 0x%x handle: 0x%x\n",
- sarea->tex_offset, sarea->tex_size, (unsigned) sarea->tex_handle);
-}
-
-
-/**
- * A number of the screen parameters are obtained/computed from
- * information in the SAREA. This function updates those parameters.
- */
-static void
-intelUpdateScreenFromSAREA(intelScreenPrivate * intelScreen,
- drm_i915_sarea_t * sarea)
-{
- intelScreen->width = sarea->width;
- intelScreen->height = sarea->height;
- intelScreen->pitch = sarea->pitch;
-
- intelScreen->front.offset = sarea->front_offset;
- intelScreen->front.handle = sarea->front_handle;
- intelScreen->front.size = sarea->front_size;
- intelScreen->front.tiled = sarea->front_tiled;
-
- intelScreen->back.offset = sarea->back_offset;
- intelScreen->back.handle = sarea->back_handle;
- intelScreen->back.size = sarea->back_size;
- intelScreen->back.tiled = sarea->back_tiled;
-
- intelScreen->depth.offset = sarea->depth_offset;
- intelScreen->depth.handle = sarea->depth_handle;
- intelScreen->depth.size = sarea->depth_size;
- intelScreen->depth.tiled = sarea->depth_tiled;
-
- if (intelScreen->driScrnPriv->ddx_version.minor >= 9) {
- intelScreen->front.bo_handle = sarea->front_bo_handle;
- intelScreen->back.bo_handle = sarea->back_bo_handle;
- intelScreen->depth.bo_handle = sarea->depth_bo_handle;
- } else {
- intelScreen->front.bo_handle = -1;
- intelScreen->back.bo_handle = -1;
- intelScreen->depth.bo_handle = -1;
- }
-
- intelScreen->tex.offset = sarea->tex_offset;
- intelScreen->logTextureGranularity = sarea->log_tex_granularity;
- intelScreen->tex.handle = sarea->tex_handle;
- intelScreen->tex.size = sarea->tex_size;
-
- if (0)
- intelPrintSAREA(sarea);
-}
-
static const __DRItexOffsetExtension intelTexOffsetExtension = {
{ __DRI_TEX_OFFSET },
intelSetTexOffset,
return GL_TRUE;
}
-static GLboolean intelInitDriver(__DRIscreen *sPriv)
-{
- intelScreenPrivate *intelScreen;
- I830DRIPtr gDRIPriv = (I830DRIPtr) sPriv->pDevPriv;
- drm_i915_sarea_t *sarea;
-
- if (sPriv->devPrivSize != sizeof(I830DRIRec)) {
- fprintf(stderr,
- "\nERROR! sizeof(I830DRIRec) does not match passed size from device driver\n");
- return GL_FALSE;
- }
-
- /* Allocate the private area */
- intelScreen = (intelScreenPrivate *) CALLOC(sizeof(intelScreenPrivate));
- if (!intelScreen) {
- fprintf(stderr, "\nERROR! Allocating private area failed\n");
- return GL_FALSE;
- }
- /* parse information in __driConfigOptions */
- driParseOptionInfo(&intelScreen->optionCache,
- __driConfigOptions, __driNConfigOptions);
-
- intelScreen->driScrnPriv = sPriv;
- sPriv->private = (void *) intelScreen;
- sarea = (drm_i915_sarea_t *)
- (((GLubyte *) sPriv->pSAREA) + gDRIPriv->sarea_priv_offset);
- intelScreen->sarea = sarea;
-
- intelScreen->deviceID = gDRIPriv->deviceID;
-
- intelUpdateScreenFromSAREA(intelScreen, sarea);
-
- if (!intelMapScreenRegions(sPriv)) {
- fprintf(stderr, "\nERROR! mapping regions\n");
- _mesa_free(intelScreen);
- sPriv->private = NULL;
- return GL_FALSE;
- }
-
- if (0)
- intelPrintDRIInfo(intelScreen, sPriv, gDRIPriv);
-
- intelScreen->drmMinor = sPriv->drm_version.minor;
-
- /* Determine if IRQs are active? */
- if (!intel_get_param(sPriv, I915_PARAM_IRQ_ACTIVE,
- &intelScreen->irq_active))
- return GL_FALSE;
-
- sPriv->extensions = intelScreenExtensions;
-
- return GL_TRUE;
-}
-
-
static void
intelDestroyScreen(__DRIscreen * sPriv)
{
intelScreenPrivate *intelScreen = (intelScreenPrivate *) sPriv->private;
dri_bufmgr_destroy(intelScreen->bufmgr);
- intelUnmapScreenRegions(intelScreen);
driDestroyOptionInfo(&intelScreen->optionCache);
FREE(intelScreen);
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