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-rw-r--r--[l---------]src/mesa/drivers/dri/i915/intel_ioctl.c660
-rw-r--r--src/mesa/drivers/dri/i915/intel_ioctl.h72
-rw-r--r--[l---------]src/mesa/drivers/dri/i915/intel_screen.c691
-rw-r--r--src/mesa/drivers/dri/i915/server/i830_common.h211
-rw-r--r--src/mesa/drivers/dri/i915/server/i830_dri.h72
5 files changed, 1704 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/i915/intel_ioctl.c b/src/mesa/drivers/dri/i915/intel_ioctl.c
index effd0f378d..aa7c6d106c 120000..100644
--- a/src/mesa/drivers/dri/i915/intel_ioctl.c
+++ b/src/mesa/drivers/dri/i915/intel_ioctl.c
@@ -1 +1,659 @@
-../intel/intel_ioctl.c \ No newline at end of file
+/**************************************************************************
+ *
+ * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * 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 the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS 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.
+ *
+ **************************************************************************/
+
+
+#include <stdio.h>
+#include <unistd.h>
+#include <errno.h>
+#include <sched.h>
+
+#include "mtypes.h"
+#include "context.h"
+#include "swrast/swrast.h"
+
+#include "intel_context.h"
+#include "intel_ioctl.h"
+#include "intel_batchbuffer.h"
+#include "drm.h"
+
+uint32_t intelGetLastFrame (intelContextPtr intel)
+{
+ int ret;
+ uint32_t frame;
+ drm_i915_getparam_t gp;
+
+ gp.param = I915_PARAM_LAST_DISPATCH;
+ gp.value = (int *)&frame;
+ ret = drmCommandWriteRead( intel->driFd, DRM_I915_GETPARAM,
+ &gp, sizeof(gp) );
+ return frame;
+}
+
+int intelEmitIrqLocked( intelContextPtr intel )
+{
+ drmI830IrqEmit ie;
+ int ret, seq;
+
+ assert(((*(int *)intel->driHwLock) & ~DRM_LOCK_CONT) ==
+ (DRM_LOCK_HELD|intel->hHWContext));
+
+ ie.irq_seq = &seq;
+
+ ret = drmCommandWriteRead( intel->driFd, DRM_I830_IRQ_EMIT,
+ &ie, sizeof(ie) );
+ if ( ret ) {
+ fprintf( stderr, "%s: drmI830IrqEmit: %d\n", __FUNCTION__, ret );
+ exit(1);
+ }
+
+ if (0)
+ fprintf(stderr, "%s --> %d\n", __FUNCTION__, seq );
+
+ return seq;
+}
+
+void intelWaitIrq( intelContextPtr intel, int seq )
+{
+ int ret;
+
+ if (0)
+ fprintf(stderr, "%s %d\n", __FUNCTION__, seq );
+
+ intel->iw.irq_seq = seq;
+
+ do {
+ ret = drmCommandWrite( intel->driFd, DRM_I830_IRQ_WAIT, &intel->iw, sizeof(intel->iw) );
+ } while (ret == -EAGAIN || ret == -EINTR);
+
+ if ( ret ) {
+ fprintf( stderr, "%s: drmI830IrqWait: %d\n", __FUNCTION__, ret );
+ if (0)
+ intel_dump_batchbuffer( intel->alloc.offset,
+ intel->alloc.ptr,
+ intel->alloc.size );
+ exit(1);
+ }
+}
+
+
+
+static void age_intel( intelContextPtr intel, int age )
+{
+ GLuint i;
+
+ for (i = 0 ; i < MAX_TEXTURE_UNITS ; i++)
+ if (intel->CurrentTexObj[i])
+ intel->CurrentTexObj[i]->age = age;
+}
+
+void intel_dump_batchbuffer( long offset,
+ int *ptr,
+ int count )
+{
+ int i;
+ fprintf(stderr, "\n\n\nSTART BATCH (%d dwords):\n", count);
+ for (i = 0; i < count/4; i += 4)
+ fprintf(stderr, "\t0x%x: 0x%08x 0x%08x 0x%08x 0x%08x\n",
+ (unsigned int)offset + i*4, ptr[i], ptr[i+1], ptr[i+2], ptr[i+3]);
+ fprintf(stderr, "END BATCH\n\n\n");
+}
+
+void intelRefillBatchLocked( intelContextPtr intel, GLboolean allow_unlock )
+{
+ GLuint last_irq = intel->alloc.irq_emitted;
+ GLuint half = intel->alloc.size / 2;
+ GLuint buf = (intel->alloc.active_buf ^= 1);
+
+ intel->alloc.irq_emitted = intelEmitIrqLocked( intel );
+
+ if (last_irq) {
+ if (allow_unlock) UNLOCK_HARDWARE( intel );
+ intelWaitIrq( intel, last_irq );
+ if (allow_unlock) LOCK_HARDWARE( intel );
+ }
+
+ if (0)
+ fprintf(stderr, "%s: now using half %d\n", __FUNCTION__, buf);
+
+ intel->batch.start_offset = intel->alloc.offset + buf * half;
+ intel->batch.ptr = (unsigned char *)intel->alloc.ptr + buf * half;
+ intel->batch.size = half - 8;
+ intel->batch.space = half - 8;
+ assert(intel->batch.space >= 0);
+}
+
+#define MI_BATCH_BUFFER_END (0xA<<23)
+
+
+void intelFlushBatchLocked( intelContextPtr intel,
+ GLboolean ignore_cliprects,
+ GLboolean refill,
+ GLboolean allow_unlock)
+{
+ drmI830BatchBuffer batch;
+
+ assert(intel->locked);
+
+ if (0)
+ fprintf(stderr, "%s used %d of %d offset %x..%x refill %d (started in %s)\n",
+ __FUNCTION__,
+ (intel->batch.size - intel->batch.space),
+ intel->batch.size,
+ intel->batch.start_offset,
+ intel->batch.start_offset +
+ (intel->batch.size - intel->batch.space),
+ refill,
+ intel->batch.func);
+
+ /* Throw away non-effective packets. Won't work once we have
+ * hardware contexts which would preserve statechanges beyond a
+ * single buffer.
+ */
+ if (intel->numClipRects == 0 && !ignore_cliprects) {
+
+ /* Without this yeild, an application with no cliprects can hog
+ * the hardware. Without unlocking, the effect is much worse -
+ * effectively a lock-out of other contexts.
+ */
+ if (allow_unlock) {
+ UNLOCK_HARDWARE( intel );
+ sched_yield();
+ LOCK_HARDWARE( intel );
+ }
+
+ /* Note that any state thought to have been emitted actually
+ * hasn't:
+ */
+ intel->batch.ptr -= (intel->batch.size - intel->batch.space);
+ intel->batch.space = intel->batch.size;
+ intel->vtbl.lost_hardware( intel );
+ }
+
+ if (intel->batch.space != intel->batch.size) {
+
+ if (intel->sarea->ctxOwner != intel->hHWContext) {
+ intel->perf_boxes |= I830_BOX_LOST_CONTEXT;
+ intel->sarea->ctxOwner = intel->hHWContext;
+ }
+
+ batch.start = intel->batch.start_offset;
+ batch.used = intel->batch.size - intel->batch.space;
+ batch.cliprects = intel->pClipRects;
+ batch.num_cliprects = ignore_cliprects ? 0 : intel->numClipRects;
+ batch.DR1 = 0;
+ batch.DR4 = ((((GLuint)intel->drawX) & 0xffff) |
+ (((GLuint)intel->drawY) << 16));
+
+ if (intel->alloc.offset) {
+ if ((batch.used & 0x4) == 0) {
+ ((int *)intel->batch.ptr)[0] = 0;
+ ((int *)intel->batch.ptr)[1] = MI_BATCH_BUFFER_END;
+ batch.used += 0x8;
+ intel->batch.ptr += 0x8;
+ }
+ else {
+ ((int *)intel->batch.ptr)[0] = MI_BATCH_BUFFER_END;
+ batch.used += 0x4;
+ intel->batch.ptr += 0x4;
+ }
+ }
+
+ if (0)
+ intel_dump_batchbuffer( batch.start,
+ (int *)(intel->batch.ptr - batch.used),
+ batch.used );
+
+ intel->batch.start_offset += batch.used;
+ intel->batch.size -= batch.used;
+
+ if (intel->batch.size < 8) {
+ refill = GL_TRUE;
+ intel->batch.space = intel->batch.size = 0;
+ }
+ else {
+ intel->batch.size -= 8;
+ intel->batch.space = intel->batch.size;
+ }
+
+
+ assert(intel->batch.space >= 0);
+ assert(batch.start >= intel->alloc.offset);
+ assert(batch.start < intel->alloc.offset + intel->alloc.size);
+ assert(batch.start + batch.used > intel->alloc.offset);
+ assert(batch.start + batch.used <=
+ intel->alloc.offset + intel->alloc.size);
+
+
+ if (intel->alloc.offset) {
+ if (drmCommandWrite (intel->driFd, DRM_I830_BATCHBUFFER, &batch,
+ sizeof(batch))) {
+ fprintf(stderr, "DRM_I830_BATCHBUFFER: %d\n", -errno);
+ UNLOCK_HARDWARE(intel);
+ exit(1);
+ }
+ } else {
+ drmI830CmdBuffer cmd;
+ cmd.buf = (char *)intel->alloc.ptr + batch.start;
+ cmd.sz = batch.used;
+ cmd.DR1 = batch.DR1;
+ cmd.DR4 = batch.DR4;
+ cmd.num_cliprects = batch.num_cliprects;
+ cmd.cliprects = batch.cliprects;
+
+ if (drmCommandWrite (intel->driFd, DRM_I830_CMDBUFFER, &cmd,
+ sizeof(cmd))) {
+ fprintf(stderr, "DRM_I830_CMDBUFFER: %d\n", -errno);
+ UNLOCK_HARDWARE(intel);
+ exit(1);
+ }
+ }
+
+
+ age_intel(intel, intel->sarea->last_enqueue);
+
+ /* FIXME: use hardware contexts to avoid 'losing' hardware after
+ * each buffer flush.
+ */
+ if (intel->batch.contains_geometry)
+ assert(intel->batch.last_emit_state == intel->batch.counter);
+
+ intel->batch.counter++;
+ intel->batch.contains_geometry = 0;
+ intel->batch.func = 0;
+ intel->vtbl.lost_hardware( intel );
+ }
+
+ if (refill)
+ intelRefillBatchLocked( intel, allow_unlock );
+}
+
+void intelFlushBatch( intelContextPtr intel, GLboolean refill )
+{
+ if (intel->locked) {
+ intelFlushBatchLocked( intel, GL_FALSE, refill, GL_FALSE );
+ }
+ else {
+ LOCK_HARDWARE(intel);
+ intelFlushBatchLocked( intel, GL_FALSE, refill, GL_TRUE );
+ UNLOCK_HARDWARE(intel);
+ }
+}
+
+
+void intelWaitForIdle( intelContextPtr intel )
+{
+ if (0)
+ fprintf(stderr, "%s\n", __FUNCTION__);
+
+ intel->vtbl.emit_flush( intel );
+ intelFlushBatch( intel, GL_TRUE );
+
+ /* Use an irq to wait for dma idle -- Need to track lost contexts
+ * to shortcircuit consecutive calls to this function:
+ */
+ intelWaitIrq( intel, intel->alloc.irq_emitted );
+ intel->alloc.irq_emitted = 0;
+}
+
+
+/**
+ * Check if we need to rotate/warp the front color buffer to the
+ * rotated screen. We generally need to do this when we get a glFlush
+ * or glFinish after drawing to the front color buffer.
+ */
+static void
+intelCheckFrontRotate(GLcontext *ctx)
+{
+ intelContextPtr intel = INTEL_CONTEXT( ctx );
+ if (intel->ctx.DrawBuffer->_ColorDrawBufferMask[0] == BUFFER_BIT_FRONT_LEFT) {
+ intelScreenPrivate *screen = intel->intelScreen;
+ if (screen->current_rotation != 0) {
+ __DRIdrawablePrivate *dPriv = intel->driDrawable;
+ intelRotateWindow(intel, dPriv, BUFFER_BIT_FRONT_LEFT);
+ }
+ }
+}
+
+
+/**
+ * NOT directly called via glFlush.
+ */
+void intelFlush( GLcontext *ctx )
+{
+ intelContextPtr intel = INTEL_CONTEXT( ctx );
+
+ if (intel->Fallback)
+ _swrast_flush( ctx );
+
+ INTEL_FIREVERTICES( intel );
+
+ if (intel->batch.size != intel->batch.space)
+ intelFlushBatch( intel, GL_FALSE );
+}
+
+
+/**
+ * Called via glFlush.
+ */
+void intelglFlush( GLcontext *ctx )
+{
+ intelFlush(ctx);
+ intelCheckFrontRotate(ctx);
+}
+
+
+void intelFinish( GLcontext *ctx )
+{
+ intelContextPtr intel = INTEL_CONTEXT( ctx );
+ intelFlush( ctx );
+ intelWaitForIdle( intel );
+ intelCheckFrontRotate(ctx);
+}
+
+
+void intelClear(GLcontext *ctx, GLbitfield mask)
+{
+ intelContextPtr intel = INTEL_CONTEXT( ctx );
+ const GLuint colorMask = *((GLuint *) &ctx->Color.ColorMask);
+ GLbitfield tri_mask = 0;
+ GLbitfield blit_mask = 0;
+ GLbitfield swrast_mask = 0;
+
+ if (0)
+ fprintf(stderr, "%s\n", __FUNCTION__);
+
+ /* Take care of cliprects, which are handled differently for
+ * clears, etc.
+ */
+ intelFlush( &intel->ctx );
+
+ if (mask & BUFFER_BIT_FRONT_LEFT) {
+ if (colorMask == ~0) {
+ blit_mask |= BUFFER_BIT_FRONT_LEFT;
+ }
+ else {
+ tri_mask |= BUFFER_BIT_FRONT_LEFT;
+ }
+ }
+
+ if (mask & BUFFER_BIT_BACK_LEFT) {
+ if (colorMask == ~0) {
+ blit_mask |= BUFFER_BIT_BACK_LEFT;
+ }
+ else {
+ tri_mask |= BUFFER_BIT_BACK_LEFT;
+ }
+ }
+
+ if (mask & BUFFER_BIT_DEPTH) {
+ blit_mask |= BUFFER_BIT_DEPTH;
+ }
+
+ if (mask & BUFFER_BIT_STENCIL) {
+ if (!intel->hw_stencil) {
+ swrast_mask |= BUFFER_BIT_STENCIL;
+ }
+ else if ((ctx->Stencil.WriteMask[0] & 0xff) != 0xff) {
+ tri_mask |= BUFFER_BIT_STENCIL;
+ }
+ else {
+ blit_mask |= BUFFER_BIT_STENCIL;
+ }
+ }
+
+ swrast_mask |= (mask & BUFFER_BIT_ACCUM);
+
+ if (blit_mask)
+ intelClearWithBlit( ctx, blit_mask, 0, 0, 0, 0, 0);
+
+ if (tri_mask)
+ intel->vtbl.clear_with_tris( intel, tri_mask, 0, 0, 0, 0, 0);
+
+ if (swrast_mask)
+ _swrast_Clear( ctx, swrast_mask );
+}
+
+
+void
+intelRotateWindow(intelContextPtr intel, __DRIdrawablePrivate *dPriv,
+ GLuint srcBuffer)
+{
+ if (intel->vtbl.rotate_window) {
+ intel->vtbl.rotate_window(intel, dPriv, srcBuffer);
+ }
+}
+
+
+void *intelAllocateAGP( intelContextPtr intel, GLsizei size )
+{
+ int region_offset;
+ drmI830MemAlloc alloc;
+ int ret;
+
+ if (0)
+ fprintf(stderr, "%s: %d bytes\n", __FUNCTION__, size);
+
+ alloc.region = I830_MEM_REGION_AGP;
+ alloc.alignment = 0;
+ alloc.size = size;
+ alloc.region_offset = &region_offset;
+
+ LOCK_HARDWARE(intel);
+
+ /* Make sure the global heap is initialized
+ */
+ if (intel->texture_heaps[0])
+ driAgeTextures( intel->texture_heaps[0] );
+
+
+ ret = drmCommandWriteRead( intel->driFd,
+ DRM_I830_ALLOC,
+ &alloc, sizeof(alloc));
+
+ if (ret) {
+ fprintf(stderr, "%s: DRM_I830_ALLOC ret %d\n", __FUNCTION__, ret);
+ UNLOCK_HARDWARE(intel);
+ return NULL;
+ }
+
+ if (0)
+ fprintf(stderr, "%s: allocated %d bytes\n", __FUNCTION__, size);
+
+ /* Need to propogate this information (agp memory in use) to our
+ * local texture lru. The kernel has already updated the global
+ * lru. An alternative would have been to allocate memory the
+ * usual way and then notify the kernel to pin the allocation.
+ */
+ if (intel->texture_heaps[0])
+ driAgeTextures( intel->texture_heaps[0] );
+
+ UNLOCK_HARDWARE(intel);
+
+ return (void *)((char *)intel->intelScreen->tex.map + region_offset);
+}
+
+void intelFreeAGP( intelContextPtr intel, void *pointer )
+{
+ int region_offset;
+ drmI830MemFree memfree;
+ int ret;
+
+ region_offset = (char *)pointer - (char *)intel->intelScreen->tex.map;
+
+ if (region_offset < 0 ||
+ region_offset > intel->intelScreen->tex.size) {
+ fprintf(stderr, "offset %d outside range 0..%d\n", region_offset,
+ intel->intelScreen->tex.size);
+ return;
+ }
+
+ memfree.region = I830_MEM_REGION_AGP;
+ memfree.region_offset = region_offset;
+
+ ret = drmCommandWrite( intel->driFd,
+ DRM_I830_FREE,
+ &memfree, sizeof(memfree));
+
+ if (ret)
+ fprintf(stderr, "%s: DRM_I830_FREE ret %d\n", __FUNCTION__, ret);
+}
+
+/* This version of AllocateMemoryMESA allocates only agp memory, and
+ * only does so after the point at which the driver has been
+ * initialized.
+ *
+ * Theoretically a valid context isn't required. However, in this
+ * implementation, it is, as I'm using the hardware lock to protect
+ * the kernel data structures, and the current context to get the
+ * device fd.
+ */
+void *intelAllocateMemoryMESA(__DRInativeDisplay *dpy, int scrn,
+ GLsizei size, GLfloat readfreq,
+ GLfloat writefreq, GLfloat priority)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (INTEL_DEBUG & DEBUG_IOCTL)
+ fprintf(stderr, "%s sz %d %f/%f/%f\n", __FUNCTION__, size, readfreq,
+ writefreq, priority);
+
+ if (getenv("INTEL_NO_ALLOC"))
+ return NULL;
+
+ if (!ctx || INTEL_CONTEXT(ctx) == 0)
+ return NULL;
+
+ return intelAllocateAGP( INTEL_CONTEXT(ctx), size );
+}
+
+
+/* Called via glXFreeMemoryMESA() */
+void intelFreeMemoryMESA(__DRInativeDisplay *dpy, int scrn, GLvoid *pointer)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ if (INTEL_DEBUG & DEBUG_IOCTL)
+ fprintf(stderr, "%s %p\n", __FUNCTION__, pointer);
+
+ if (!ctx || INTEL_CONTEXT(ctx) == 0) {
+ fprintf(stderr, "%s: no context\n", __FUNCTION__);
+ return;
+ }
+
+ intelFreeAGP( INTEL_CONTEXT(ctx), pointer );
+}
+
+/* Called via glXGetMemoryOffsetMESA()
+ *
+ * Returns offset of pointer from the start of agp aperture.
+ */
+GLuint intelGetMemoryOffsetMESA(__DRInativeDisplay *dpy, int scrn,
+ const GLvoid *pointer)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ intelContextPtr intel;
+
+ if (!ctx || !(intel = INTEL_CONTEXT(ctx)) ) {
+ fprintf(stderr, "%s: no context\n", __FUNCTION__);
+ return ~0;
+ }
+
+ if (!intelIsAgpMemory( intel, pointer, 0 ))
+ return ~0;
+
+ return intelAgpOffsetFromVirtual( intel, pointer );
+}
+
+
+GLboolean intelIsAgpMemory( intelContextPtr intel, const GLvoid *pointer,
+ GLint size )
+{
+ int offset = (char *)pointer - (char *)intel->intelScreen->tex.map;
+ int valid = (size >= 0 &&
+ offset >= 0 &&
+ offset + size < intel->intelScreen->tex.size);
+
+ if (INTEL_DEBUG & DEBUG_IOCTL)
+ fprintf(stderr, "intelIsAgpMemory( %p ) : %d\n", pointer, valid );
+
+ return valid;
+}
+
+
+GLuint intelAgpOffsetFromVirtual( intelContextPtr intel, const GLvoid *pointer )
+{
+ int offset = (char *)pointer - (char *)intel->intelScreen->tex.map;
+
+ if (offset < 0 || offset > intel->intelScreen->tex.size)
+ return ~0;
+ else
+ return intel->intelScreen->tex.offset + offset;
+}
+
+
+
+
+
+/* Flip the front & back buffes
+ */
+void intelPageFlip( const __DRIdrawablePrivate *dPriv )
+{
+#if 0
+ intelContextPtr intel;
+ int tmp, ret;
+
+ if (INTEL_DEBUG & DEBUG_IOCTL)
+ fprintf(stderr, "%s\n", __FUNCTION__);
+
+ assert(dPriv);
+ assert(dPriv->driContextPriv);
+ assert(dPriv->driContextPriv->driverPrivate);
+
+ intel = (intelContextPtr) dPriv->driContextPriv->driverPrivate;
+
+ intelFlush( &intel->ctx );
+ LOCK_HARDWARE( intel );
+
+ if (dPriv->pClipRects) {
+ *(drm_clip_rect_t *)intel->sarea->boxes = dPriv->pClipRects[0];
+ intel->sarea->nbox = 1;
+ }
+
+ ret = drmCommandNone(intel->driFd, DRM_I830_FLIP);
+ if (ret) {
+ fprintf(stderr, "%s: %d\n", __FUNCTION__, ret);
+ UNLOCK_HARDWARE( intel );
+ exit(1);
+ }
+
+ tmp = intel->sarea->last_enqueue;
+ intelRefillBatchLocked( intel );
+ UNLOCK_HARDWARE( intel );
+
+
+ intelSetDrawBuffer( &intel->ctx, intel->ctx.Color.DriverDrawBuffer );
+#endif
+}
diff --git a/src/mesa/drivers/dri/i915/intel_ioctl.h b/src/mesa/drivers/dri/i915/intel_ioctl.h
new file mode 100644
index 0000000000..8d79e9d73b
--- /dev/null
+++ b/src/mesa/drivers/dri/i915/intel_ioctl.h
@@ -0,0 +1,72 @@
+/**************************************************************************
+ *
+ * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * 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 the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS 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.
+ *
+ **************************************************************************/
+
+#ifndef INTEL_IOCTL_H
+#define INTEL_IOCTL_H
+
+#include "intel_context.h"
+
+extern void intelWaitAgeLocked( intelContextPtr intel, int age, GLboolean unlock );
+
+extern void intelClear(GLcontext *ctx, GLbitfield mask);
+
+extern void intelPageFlip( const __DRIdrawablePrivate *dpriv );
+
+extern void intelRotateWindow(intelContextPtr intel,
+ __DRIdrawablePrivate *dPriv, GLuint srcBuffer);
+
+extern void intelWaitForIdle( intelContextPtr intel );
+extern void intelFlushBatch( intelContextPtr intel, GLboolean refill );
+extern void intelFlushBatchLocked( intelContextPtr intel,
+ GLboolean ignore_cliprects,
+ GLboolean refill,
+ GLboolean allow_unlock);
+extern void intelRefillBatchLocked( intelContextPtr intel, GLboolean allow_unlock );
+extern void intelFinish( GLcontext *ctx );
+extern void intelFlush( GLcontext *ctx );
+extern void intelglFlush( GLcontext *ctx );
+
+extern void *intelAllocateAGP( intelContextPtr intel, GLsizei size );
+extern void intelFreeAGP( intelContextPtr intel, void *pointer );
+
+extern void *intelAllocateMemoryMESA( __DRInativeDisplay *dpy, int scrn,
+ GLsizei size, GLfloat readfreq,
+ GLfloat writefreq, GLfloat priority );
+
+extern void intelFreeMemoryMESA( __DRInativeDisplay *dpy, int scrn,
+ GLvoid *pointer );
+
+extern GLuint intelGetMemoryOffsetMESA( __DRInativeDisplay *dpy, int scrn, const GLvoid *pointer );
+extern GLboolean intelIsAgpMemory( intelContextPtr intel, const GLvoid *pointer,
+ GLint size );
+
+extern GLuint intelAgpOffsetFromVirtual( intelContextPtr intel, const GLvoid *p );
+
+extern void intelWaitIrq( intelContextPtr intel, int seq );
+extern uint32_t intelGetLastFrame (intelContextPtr intel);
+extern int intelEmitIrqLocked( intelContextPtr intel );
+#endif
diff --git a/src/mesa/drivers/dri/i915/intel_screen.c b/src/mesa/drivers/dri/i915/intel_screen.c
index f2db48272b..7e7935510a 120000..100644
--- a/src/mesa/drivers/dri/i915/intel_screen.c
+++ b/src/mesa/drivers/dri/i915/intel_screen.c
@@ -1 +1,690 @@
-../intel/intel_screen.c \ No newline at end of file
+/**************************************************************************
+ *
+ * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * 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 the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS 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.
+ *
+ **************************************************************************/
+
+#include "glheader.h"
+#include "context.h"
+#include "framebuffer.h"
+#include "matrix.h"
+#include "renderbuffer.h"
+#include "simple_list.h"
+#include "utils.h"
+#include "vblank.h"
+#include "xmlpool.h"
+
+
+#include "intel_screen.h"
+
+#include "intel_tex.h"
+#include "intel_span.h"
+#include "intel_tris.h"
+#include "intel_ioctl.h"
+
+#include "i830_dri.h"
+
+PUBLIC const char __driConfigOptions[] =
+DRI_CONF_BEGIN
+ DRI_CONF_SECTION_PERFORMANCE
+ DRI_CONF_FTHROTTLE_MODE(DRI_CONF_FTHROTTLE_IRQS)
+ DRI_CONF_VBLANK_MODE(DRI_CONF_VBLANK_DEF_INTERVAL_0)
+ DRI_CONF_SECTION_END
+ DRI_CONF_SECTION_QUALITY
+ DRI_CONF_FORCE_S3TC_ENABLE(false)
+ DRI_CONF_ALLOW_LARGE_TEXTURES(1)
+ DRI_CONF_SECTION_END
+DRI_CONF_END;
+const GLuint __driNConfigOptions = 4;
+
+#ifdef USE_NEW_INTERFACE
+static PFNGLXCREATECONTEXTMODES create_context_modes = NULL;
+#endif /*USE_NEW_INTERFACE*/
+
+extern const struct dri_extension card_extensions[];
+
+/**
+ * Map all the memory regions described by the screen.
+ * \return GL_TRUE if success, GL_FALSE if error.
+ */
+GLboolean
+intelMapScreenRegions(__DRIscreenPrivate *sPriv)
+{
+ intelScreenPrivate *intelScreen = (intelScreenPrivate *)sPriv->private;
+
+ if (intelScreen->front.handle) {
+ if (drmMap(sPriv->fd,
+ intelScreen->front.handle,
+ intelScreen->front.size,
+ (drmAddress *)&intelScreen->front.map) != 0) {
+ _mesa_problem(NULL, "drmMap(frontbuffer) failed!");
+ return GL_FALSE;
+ }
+ }
+ else {
+ _mesa_warning(NULL, "no front buffer handle in intelMapScreenRegions!");
+ }
+
+ if (drmMap(sPriv->fd,
+ intelScreen->back.handle,
+ intelScreen->back.size,
+ (drmAddress *)&intelScreen->back.map) != 0) {
+ intelUnmapScreenRegions(intelScreen);
+ return GL_FALSE;
+ }
+
+ if (drmMap(sPriv->fd,
+ intelScreen->depth.handle,
+ intelScreen->depth.size,
+ (drmAddress *)&intelScreen->depth.map) != 0) {
+ intelUnmapScreenRegions(intelScreen);
+ return GL_FALSE;
+ }
+
+ if (drmMap(sPriv->fd,
+ intelScreen->tex.handle,
+ intelScreen->tex.size,
+ (drmAddress *)&intelScreen->tex.map) != 0) {
+ intelUnmapScreenRegions(intelScreen);
+ return GL_FALSE;
+ }
+
+ if (0)
+ printf("Mappings: front: %p back: %p depth: %p tex: %p\n",
+ intelScreen->front.map,
+ intelScreen->back.map,
+ intelScreen->depth.map,
+ intelScreen->tex.map);
+ return GL_TRUE;
+}
+
+
+void
+intelUnmapScreenRegions(intelScreenPrivate *intelScreen)
+{
+#define REALLY_UNMAP 1
+ if (intelScreen->front.map) {
+#if REALLY_UNMAP
+ if (drmUnmap(intelScreen->front.map, intelScreen->front.size) != 0)
+ printf("drmUnmap front failed!\n");
+#endif
+ intelScreen->front.map = NULL;
+ }
+ if (intelScreen->back.map) {
+#if REALLY_UNMAP
+ if (drmUnmap(intelScreen->back.map, intelScreen->back.size) != 0)
+ printf("drmUnmap back failed!\n");
+#endif
+ intelScreen->back.map = NULL;
+ }
+ if (intelScreen->depth.map) {
+#if REALLY_UNMAP
+ drmUnmap(intelScreen->depth.map, intelScreen->depth.size);
+ intelScreen->depth.map = NULL;
+#endif
+ }
+ if (intelScreen->tex.map) {
+#if REALLY_UNMAP
+ drmUnmap(intelScreen->tex.map, intelScreen->tex.size);
+ intelScreen->tex.map = NULL;
+#endif
+ }
+}
+
+
+static void
+intelPrintDRIInfo(intelScreenPrivate *intelScreen,
+ __DRIscreenPrivate *sPriv,
+ I830DRIPtr gDRIPriv)
+{
+ fprintf(stderr, "*** Front size: 0x%x offset: 0x%x pitch: %d\n",
+ intelScreen->front.size, intelScreen->front.offset,
+ intelScreen->front.pitch);
+ fprintf(stderr, "*** Back size: 0x%x offset: 0x%x pitch: %d\n",
+ intelScreen->back.size, intelScreen->back.offset,
+ intelScreen->back.pitch);
+ fprintf(stderr, "*** Depth size: 0x%x offset: 0x%x pitch: %d\n",
+ intelScreen->depth.size, intelScreen->depth.offset,
+ intelScreen->depth.pitch);
+ fprintf(stderr, "*** Rotated size: 0x%x offset: 0x%x pitch: %d\n",
+ intelScreen->rotated.size, intelScreen->rotated.offset,
+ intelScreen->rotated.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 drmI830Sarea *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\n",
+ sarea->front_offset, sarea->front_size,
+ (unsigned) sarea->front_handle);
+ fprintf(stderr,
+ "SAREA: back offset: 0x%08x size: 0x%x handle: 0x%x\n",
+ sarea->back_offset, sarea->back_size,
+ (unsigned) sarea->back_handle);
+ fprintf(stderr, "SAREA: depth offset: 0x%08x size: 0x%x handle: 0x%x\n",
+ sarea->depth_offset, sarea->depth_size,
+ (unsigned) sarea->depth_handle);
+ fprintf(stderr, "SAREA: tex offset: 0x%08x size: 0x%x handle: 0x%x\n",
+ sarea->tex_offset, sarea->tex_size,
+ (unsigned) sarea->tex_handle);
+ fprintf(stderr, "SAREA: rotation: %d\n", sarea->rotation);
+ fprintf(stderr,
+ "SAREA: rotated offset: 0x%08x size: 0x%x\n",
+ sarea->rotated_offset, sarea->rotated_size);
+ fprintf(stderr, "SAREA: rotated pitch: %d\n", sarea->rotated_pitch);
+}
+
+
+/**
+ * A number of the screen parameters are obtained/computed from
+ * information in the SAREA. This function updates those parameters.
+ */
+void
+intelUpdateScreenFromSAREA(intelScreenPrivate *intelScreen,
+ drmI830Sarea *sarea)
+{
+ intelScreen->width = sarea->width;
+ intelScreen->height = sarea->height;
+
+ intelScreen->front.offset = sarea->front_offset;
+ intelScreen->front.pitch = sarea->pitch * intelScreen->cpp;
+ intelScreen->front.handle = sarea->front_handle;
+ intelScreen->front.size = sarea->front_size;
+
+ intelScreen->back.offset = sarea->back_offset;
+ intelScreen->back.pitch = sarea->pitch * intelScreen->cpp;
+ intelScreen->back.handle = sarea->back_handle;
+ intelScreen->back.size = sarea->back_size;
+
+ intelScreen->depth.offset = sarea->depth_offset;
+ intelScreen->depth.pitch = sarea->pitch * intelScreen->cpp;
+ intelScreen->depth.handle = sarea->depth_handle;
+ intelScreen->depth.size = sarea->depth_size;
+
+ intelScreen->tex.offset = sarea->tex_offset;
+ intelScreen->logTextureGranularity = sarea->log_tex_granularity;
+ intelScreen->tex.handle = sarea->tex_handle;
+ intelScreen->tex.size = sarea->tex_size;
+
+ intelScreen->rotated.offset = sarea->rotated_offset;
+ intelScreen->rotated.pitch = sarea->rotated_pitch * intelScreen->cpp;
+ intelScreen->rotated.size = sarea->rotated_size;
+ intelScreen->current_rotation = sarea->rotation;
+ matrix23Rotate(&intelScreen->rotMatrix,
+ sarea->width, sarea->height, sarea->rotation);
+ intelScreen->rotatedWidth = sarea->virtualX;
+ intelScreen->rotatedHeight = sarea->virtualY;
+
+ if (0)
+ intelPrintSAREA(sarea);
+}
+
+
+static GLboolean intelInitDriver(__DRIscreenPrivate *sPriv)
+{
+ intelScreenPrivate *intelScreen;
+ I830DRIPtr gDRIPriv = (I830DRIPtr)sPriv->pDevPriv;
+ drmI830Sarea *sarea;
+ PFNGLXSCRENABLEEXTENSIONPROC glx_enable_extension =
+ (PFNGLXSCRENABLEEXTENSIONPROC) (*dri_interface->getProcAddress("glxEnableExtension"));
+ void * const psc = sPriv->psc->screenConfigs;
+
+ 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;
+ intelScreen->sarea_priv_offset = gDRIPriv->sarea_priv_offset;
+ sarea = (drmI830Sarea *)
+ (((GLubyte *)sPriv->pSAREA)+intelScreen->sarea_priv_offset);
+
+ intelScreen->deviceID = gDRIPriv->deviceID;
+ intelScreen->mem = gDRIPriv->mem;
+ intelScreen->cpp = gDRIPriv->cpp;
+
+ switch (gDRIPriv->bitsPerPixel) {
+ case 15: intelScreen->fbFormat = DV_PF_555; break;
+ case 16: intelScreen->fbFormat = DV_PF_565; break;
+ case 32: intelScreen->fbFormat = DV_PF_8888; break;
+ }
+
+ intelUpdateScreenFromSAREA(intelScreen, sarea);
+
+ if (0)
+ intelPrintDRIInfo(intelScreen, sPriv, gDRIPriv);
+
+ if (!intelMapScreenRegions(sPriv)) {
+ fprintf(stderr,"\nERROR! mapping regions\n");
+ _mesa_free(intelScreen);
+ sPriv->private = NULL;
+ return GL_FALSE;
+ }
+
+ intelScreen->drmMinor = sPriv->drmMinor;
+
+ /* Determine if IRQs are active? */
+ {
+ int ret;
+ drmI830GetParam gp;
+
+ gp.param = I830_PARAM_IRQ_ACTIVE;
+ gp.value = &intelScreen->irq_active;
+
+ ret = drmCommandWriteRead( sPriv->fd, DRM_I830_GETPARAM,
+ &gp, sizeof(gp));
+ if (ret) {
+ fprintf(stderr, "drmI830GetParam: %d\n", ret);
+ return GL_FALSE;
+ }
+ }
+
+ /* Determine if batchbuffers are allowed */
+ {
+ int ret;
+ drmI830GetParam gp;
+
+ gp.param = I830_PARAM_ALLOW_BATCHBUFFER;
+ gp.value = &intelScreen->allow_batchbuffer;
+
+ ret = drmCommandWriteRead( sPriv->fd, DRM_I830_GETPARAM,
+ &gp, sizeof(gp));
+ if (ret) {
+ fprintf(stderr, "drmI830GetParam: (%d) %d\n", gp.param, ret);
+ return GL_FALSE;
+ }
+ }
+
+ if (glx_enable_extension != NULL) {
+ (*glx_enable_extension)( psc, "GLX_SGI_swap_control" );
+ (*glx_enable_extension)( psc, "GLX_SGI_video_sync" );
+ (*glx_enable_extension)( psc, "GLX_MESA_swap_control" );
+ (*glx_enable_extension)( psc, "GLX_MESA_swap_frame_usage" );
+ (*glx_enable_extension)( psc, "GLX_SGI_make_current_read" );
+ (*glx_enable_extension)( psc, "GLX_MESA_allocate_memory" );
+ (*glx_enable_extension)( psc, "GLX_MESA_copy_sub_buffer" );
+ }
+
+ sPriv->psc->allocateMemory = (void *) intelAllocateMemoryMESA;
+ sPriv->psc->freeMemory = (void *) intelFreeMemoryMESA;
+ sPriv->psc->memoryOffset = (void *) intelGetMemoryOffsetMESA;
+
+ return GL_TRUE;
+}
+
+
+static void intelDestroyScreen(__DRIscreenPrivate *sPriv)
+{
+ intelScreenPrivate *intelScreen = (intelScreenPrivate *)sPriv->private;
+
+ intelUnmapScreenRegions(intelScreen);
+
+ driDestroyOptionInfo (&intelScreen->optionCache);
+
+ FREE(intelScreen);
+ sPriv->private = NULL;
+}
+
+
+static GLboolean intelCreateBuffer( __DRIscreenPrivate *driScrnPriv,
+ __DRIdrawablePrivate *driDrawPriv,
+ const __GLcontextModes *mesaVis,
+ GLboolean isPixmap )
+{
+ intelScreenPrivate *screen = (intelScreenPrivate *) driScrnPriv->private;
+
+ if (isPixmap) {
+ return GL_FALSE; /* not implemented */
+ } else {
+ GLboolean swStencil = (mesaVis->stencilBits > 0 &&
+ mesaVis->depthBits != 24);
+
+ struct gl_framebuffer *fb = _mesa_create_framebuffer(mesaVis);
+
+ {
+ driRenderbuffer *frontRb
+ = driNewRenderbuffer(GL_RGBA,
+ screen->front.map,
+ screen->cpp,
+ screen->front.offset, screen->front.pitch,
+ driDrawPriv);
+ intelSetSpanFunctions(frontRb, mesaVis);
+ _mesa_add_renderbuffer(fb, BUFFER_FRONT_LEFT, &frontRb->Base);
+ }
+
+ if (mesaVis->doubleBufferMode) {
+ driRenderbuffer *backRb
+ = driNewRenderbuffer(GL_RGBA,
+ screen->back.map,
+ screen->cpp,
+ screen->back.offset, screen->back.pitch,
+ driDrawPriv);
+ intelSetSpanFunctions(backRb, mesaVis);
+ _mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &backRb->Base);
+ }
+
+ if (mesaVis->depthBits == 16) {
+ driRenderbuffer *depthRb
+ = driNewRenderbuffer(GL_DEPTH_COMPONENT16,
+ screen->depth.map,
+ screen->cpp,
+ screen->depth.offset, screen->depth.pitch,
+ driDrawPriv);
+ intelSetSpanFunctions(depthRb, mesaVis);
+ _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base);
+ }
+ else if (mesaVis->depthBits == 24) {
+ driRenderbuffer *depthRb
+ = driNewRenderbuffer(GL_DEPTH_COMPONENT24,
+ screen->depth.map,
+ screen->cpp,
+ screen->depth.offset, screen->depth.pitch,
+ driDrawPriv);
+ intelSetSpanFunctions(depthRb, mesaVis);
+ _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base);
+ }
+
+ if (mesaVis->stencilBits > 0 && !swStencil) {
+ driRenderbuffer *stencilRb
+ = driNewRenderbuffer(GL_STENCIL_INDEX8_EXT,
+ screen->depth.map,
+ screen->cpp,
+ screen->depth.offset, screen->depth.pitch,
+ driDrawPriv);
+ intelSetSpanFunctions(stencilRb, mesaVis);
+ _mesa_add_renderbuffer(fb, BUFFER_STENCIL, &stencilRb->Base);
+ }
+
+ _mesa_add_soft_renderbuffers(fb,
+ GL_FALSE, /* color */
+ GL_FALSE, /* depth */
+ swStencil,
+ mesaVis->accumRedBits > 0,
+ GL_FALSE, /* alpha */
+ GL_FALSE /* aux */);
+ driDrawPriv->driverPrivate = (void *) fb;
+
+ return (driDrawPriv->driverPrivate != NULL);
+ }
+}
+
+static void intelDestroyBuffer(__DRIdrawablePrivate *driDrawPriv)
+{
+ _mesa_unreference_framebuffer((GLframebuffer **)(&(driDrawPriv->driverPrivate)));
+}
+
+
+/**
+ * Get information about previous buffer swaps.
+ */
+static int
+intelGetSwapInfo( __DRIdrawablePrivate *dPriv, __DRIswapInfo * sInfo )
+{
+ intelContextPtr intel;
+
+ if ( (dPriv == NULL) || (dPriv->driContextPriv == NULL)
+ || (dPriv->driContextPriv->driverPrivate == NULL)
+ || (sInfo == NULL) ) {
+ return -1;
+ }
+
+ intel = dPriv->driContextPriv->driverPrivate;
+ sInfo->swap_count = intel->swap_count;
+ sInfo->swap_ust = intel->swap_ust;
+ sInfo->swap_missed_count = intel->swap_missed_count;
+
+ sInfo->swap_missed_usage = (sInfo->swap_missed_count != 0)
+ ? driCalculateSwapUsage( dPriv, 0, intel->swap_missed_ust )
+ : 0.0;
+
+ return 0;
+}
+
+
+/* There are probably better ways to do this, such as an
+ * init-designated function to register chipids and createcontext
+ * functions.
+ */
+extern GLboolean i830CreateContext( const __GLcontextModes *mesaVis,
+ __DRIcontextPrivate *driContextPriv,
+ void *sharedContextPrivate);
+
+extern GLboolean i915CreateContext( const __GLcontextModes *mesaVis,
+ __DRIcontextPrivate *driContextPriv,
+ void *sharedContextPrivate);
+
+
+
+
+static GLboolean intelCreateContext( const __GLcontextModes *mesaVis,
+ __DRIcontextPrivate *driContextPriv,
+ void *sharedContextPrivate)
+{
+ __DRIscreenPrivate *sPriv = driContextPriv->driScreenPriv;
+ intelScreenPrivate *intelScreen = (intelScreenPrivate *)sPriv->private;
+
+ switch (intelScreen->deviceID) {
+ case PCI_CHIP_845_G:
+ case PCI_CHIP_I830_M:
+ case PCI_CHIP_I855_GM:
+ case PCI_CHIP_I865_G:
+ return i830CreateContext( mesaVis, driContextPriv,
+ sharedContextPrivate );
+
+ case PCI_CHIP_I915_G:
+ case PCI_CHIP_I915_GM:
+ case PCI_CHIP_I945_G:
+ case PCI_CHIP_I945_GM:
+ case PCI_CHIP_I945_GME:
+ case PCI_CHIP_G33_G:
+ case PCI_CHIP_Q35_G:
+ case PCI_CHIP_Q33_G:
+ return i915CreateContext( mesaVis, driContextPriv,
+ sharedContextPrivate );
+
+ default:
+ fprintf(stderr, "Unrecognized deviceID %x\n", intelScreen->deviceID);
+ return GL_FALSE;
+ }
+}
+
+
+static const struct __DriverAPIRec intelAPI = {
+ .InitDriver = intelInitDriver,
+ .DestroyScreen = intelDestroyScreen,
+ .CreateContext = intelCreateContext,
+ .DestroyContext = intelDestroyContext,
+ .CreateBuffer = intelCreateBuffer,
+ .DestroyBuffer = intelDestroyBuffer,
+ .SwapBuffers = intelSwapBuffers,
+ .MakeCurrent = intelMakeCurrent,
+ .UnbindContext = intelUnbindContext,
+ .GetSwapInfo = intelGetSwapInfo,
+ .GetMSC = driGetMSC32,
+ .WaitForMSC = driWaitForMSC32,
+ .WaitForSBC = NULL,
+ .SwapBuffersMSC = NULL,
+ .CopySubBuffer = intelCopySubBuffer
+};
+
+
+static __GLcontextModes *
+intelFillInModes( unsigned pixel_bits, unsigned depth_bits,
+ unsigned stencil_bits, GLboolean have_back_buffer )
+{
+ __GLcontextModes * modes;
+ __GLcontextModes * m;
+ unsigned num_modes;
+ unsigned depth_buffer_factor;
+ unsigned back_buffer_factor;
+ GLenum fb_format;
+ GLenum fb_type;
+
+ /* GLX_SWAP_COPY_OML is only supported because the Intel driver doesn't
+ * support pageflipping at all.
+ */
+ static const GLenum back_buffer_modes[] = {
+ GLX_NONE, GLX_SWAP_UNDEFINED_OML, GLX_SWAP_COPY_OML
+ };
+
+ uint8_t depth_bits_array[3];
+ uint8_t stencil_bits_array[3];
+
+
+ depth_bits_array[0] = 0;
+ depth_bits_array[1] = depth_bits;
+ depth_bits_array[2] = depth_bits;
+
+ /* Just like with the accumulation buffer, always provide some modes
+ * with a stencil buffer. It will be a sw fallback, but some apps won't
+ * care about that.
+ */
+ stencil_bits_array[0] = 0;
+ stencil_bits_array[1] = 0;
+ stencil_bits_array[2] = (stencil_bits == 0) ? 8 : stencil_bits;
+
+ depth_buffer_factor = ((depth_bits != 0) || (stencil_bits != 0)) ? 3 : 1;
+ back_buffer_factor = (have_back_buffer) ? 3 : 1;
+
+ num_modes = depth_buffer_factor * back_buffer_factor * 4;
+
+ if ( pixel_bits == 16 ) {
+ fb_format = GL_RGB;
+ fb_type = GL_UNSIGNED_SHORT_5_6_5;
+ }
+ else {
+ fb_format = GL_BGRA;
+ fb_type = GL_UNSIGNED_INT_8_8_8_8_REV;
+ }
+
+ modes = (*dri_interface->createContextModes)( num_modes, sizeof( __GLcontextModes ) );
+ m = modes;
+ if ( ! driFillInModes( & m, fb_format, fb_type,
+ depth_bits_array, stencil_bits_array, depth_buffer_factor,
+ back_buffer_modes, back_buffer_factor,
+ GLX_TRUE_COLOR ) ) {
+ fprintf( stderr, "[%s:%u] Error creating FBConfig!\n",
+ __func__, __LINE__ );
+ return NULL;
+ }
+ if ( ! driFillInModes( & m, fb_format, fb_type,
+ depth_bits_array, stencil_bits_array, depth_buffer_factor,
+ back_buffer_modes, back_buffer_factor,
+ GLX_DIRECT_COLOR ) ) {
+ fprintf( stderr, "[%s:%u] Error creating FBConfig!\n",
+ __func__, __LINE__ );
+ return NULL;
+ }
+
+ /* Mark the visual as slow if there are "fake" stencil bits.
+ */
+ for ( m = modes ; m != NULL ; m = m->next ) {
+ if ( (m->stencilBits != 0) && (m->stencilBits != stencil_bits) ) {
+ m->visualRating = GLX_SLOW_CONFIG;
+ }
+ }
+
+ return modes;
+}
+
+
+/**
+ * This is the bootstrap function for the driver. libGL supplies all of the
+ * requisite information about the system, and the driver initializes itself.
+ * This routine also fills in the linked list pointed to by \c driver_modes
+ * with the \c __GLcontextModes that the driver can support for windows or
+ * pbuffers.
+ *
+ * \return A pointer to a \c __DRIscreenPrivate on success, or \c NULL on
+ * failure.
+ */
+PUBLIC
+void * __driCreateNewScreen_20050727( __DRInativeDisplay *dpy, int scrn, __DRIscreen *psc,
+ const __GLcontextModes * modes,
+ const __DRIversion * ddx_version,
+ const __DRIversion * dri_version,
+ const __DRIversion * drm_version,
+ const __DRIframebuffer * frame_buffer,
+ drmAddress pSAREA, int fd,
+ int internal_api_version,
+ const __DRIinterfaceMethods * interface,
+ __GLcontextModes ** driver_modes )
+
+{
+ __DRIscreenPrivate *psp;
+ static const __DRIversion ddx_expected = { 1, 5, 0 };
+ static const __DRIversion dri_expected = { 4, 0, 0 };
+ static const __DRIversion drm_expected = { 1, 4, 0 };
+
+ dri_interface = interface;
+
+ if ( ! driCheckDriDdxDrmVersions2( "i915",
+ dri_version, & dri_expected,
+ ddx_version, & ddx_expected,
+ drm_version, & drm_expected ) ) {
+ return NULL;
+ }
+
+ psp = __driUtilCreateNewScreen(dpy, scrn, psc, NULL,
+ ddx_version, dri_version, drm_version,
+ frame_buffer, pSAREA, fd,
+ internal_api_version, &intelAPI);
+ if ( psp != NULL ) {
+ I830DRIPtr dri_priv = (I830DRIPtr) psp->pDevPriv;
+ *driver_modes = intelFillInModes( dri_priv->cpp * 8,
+ (dri_priv->cpp == 2) ? 16 : 24,
+ (dri_priv->cpp == 2) ? 0 : 8,
+ 1 );
+
+ /* Calling driInitExtensions here, with a NULL context pointer, does not actually
+ * enable the extensions. It just makes sure that all the dispatch offsets for all
+ * the extensions that *might* be enables are known. This is needed because the
+ * dispatch offsets need to be known when _mesa_context_create is called, but we can't
+ * enable the extensions until we have a context pointer.
+ *
+ * Hello chicken. Hello egg. How are you two today?
+ */
+ driInitExtensions( NULL, card_extensions, GL_FALSE );
+ }
+
+ return (void *) psp;
+}
diff --git a/src/mesa/drivers/dri/i915/server/i830_common.h b/src/mesa/drivers/dri/i915/server/i830_common.h
new file mode 100644
index 0000000000..2b0fee82a8
--- /dev/null
+++ b/src/mesa/drivers/dri/i915/server/i830_common.h
@@ -0,0 +1,211 @@
+/**************************************************************************
+
+Copyright 2001 VA Linux Systems Inc., Fremont, California.
+Copyright 2002 Tungsten Graphics Inc., Cedar Park, Texas.
+
+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, sub
+license, and/or sell copies of the Software, and to permit persons to whom
+the Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice (including the next
+paragraph) shall be included in all copies or substantial portions of the
+Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+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.
+
+**************************************************************************/
+
+
+#ifndef _I830_COMMON_H_
+#define _I830_COMMON_H_
+
+
+#define I830_NR_TEX_REGIONS 255 /* maximum due to use of chars for next/prev */
+#define I830_LOG_MIN_TEX_REGION_SIZE 14
+
+
+/* Driver specific DRM command indices
+ * NOTE: these are not OS specific, but they are driver specific
+ */
+#define DRM_I830_INIT 0x00
+#define DRM_I830_FLUSH 0x01
+#define DRM_I830_FLIP 0x02
+#define DRM_I830_BATCHBUFFER 0x03
+#define DRM_I830_IRQ_EMIT 0x04
+#define DRM_I830_IRQ_WAIT 0x05
+#define DRM_I830_GETPARAM 0x06
+#define DRM_I830_SETPARAM 0x07
+#define DRM_I830_ALLOC 0x08
+#define DRM_I830_FREE 0x09
+#define DRM_I830_INIT_HEAP 0x0a
+#define DRM_I830_CMDBUFFER 0x0b
+#define DRM_I830_DESTROY_HEAP 0x0c
+
+typedef struct {
+ enum {
+ I830_INIT_DMA = 0x01,
+ I830_CLEANUP_DMA = 0x02,
+ I830_RESUME_DMA = 0x03
+ } func;
+ unsigned int mmio_offset;
+ int sarea_priv_offset;
+ unsigned int ring_start;
+ unsigned int ring_end;
+ unsigned int ring_size;
+ unsigned int front_offset;
+ unsigned int back_offset;
+ unsigned int depth_offset;
+ unsigned int w;
+ unsigned int h;
+ unsigned int pitch;
+ unsigned int pitch_bits;
+ unsigned int back_pitch;
+ unsigned int depth_pitch;
+ unsigned int cpp;
+ unsigned int chipset;
+} drmI830Init;
+
+typedef struct {
+ drmTextureRegion texList[I830_NR_TEX_REGIONS+1];
+ int last_upload; /* last time texture was uploaded */
+ int last_enqueue; /* last time a buffer was enqueued */
+ int last_dispatch; /* age of the most recently dispatched buffer */
+ int ctxOwner; /* last context to upload state */
+ int texAge;
+ int pf_enabled; /* is pageflipping allowed? */
+ int pf_active;
+ int pf_current_page; /* which buffer is being displayed? */
+ int perf_boxes; /* performance boxes to be displayed */
+ int width, height; /* screen size in pixels */
+
+ drm_handle_t front_handle;
+ int front_offset;
+ int front_size;
+
+ drm_handle_t back_handle;
+ int back_offset;
+ int back_size;
+
+ drm_handle_t depth_handle;
+ int depth_offset;
+ int depth_size;
+
+ drm_handle_t tex_handle;
+ int tex_offset;
+ int tex_size;
+ int log_tex_granularity;
+ int pitch;
+ int rotation; /* 0, 90, 180 or 270 */
+ int rotated_offset;
+ int rotated_size;
+ int rotated_pitch;
+ int virtualX, virtualY;
+
+ unsigned int front_tiled;
+ unsigned int back_tiled;
+ unsigned int depth_tiled;
+ unsigned int rotated_tiled;
+ unsigned int rotated2_tiled;
+
+ int pipeA_x;
+ int pipeA_y;
+ int pipeA_w;
+ int pipeA_h;
+ int pipeB_x;
+ int pipeB_y;
+ int pipeB_w;
+ int pipeB_h;
+} drmI830Sarea;
+
+/* Flags for perf_boxes
+ */
+#define I830_BOX_RING_EMPTY 0x1 /* populated by kernel */
+#define I830_BOX_FLIP 0x2 /* populated by kernel */
+#define I830_BOX_WAIT 0x4 /* populated by kernel & client */
+#define I830_BOX_TEXTURE_LOAD 0x8 /* populated by kernel */
+#define I830_BOX_LOST_CONTEXT 0x10 /* populated by client */
+
+
+typedef struct {
+ int start; /* agp offset */
+ int used; /* nr bytes in use */
+ int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */
+ int DR4; /* window origin for GFX_OP_DRAWRECT_INFO*/
+ int num_cliprects; /* mulitpass with multiple cliprects? */
+ drm_clip_rect_t *cliprects; /* pointer to userspace cliprects */
+} drmI830BatchBuffer;
+
+typedef struct {
+ char *buf; /* agp offset */
+ int sz; /* nr bytes in use */
+ int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */
+ int DR4; /* window origin for GFX_OP_DRAWRECT_INFO*/
+ int num_cliprects; /* mulitpass with multiple cliprects? */
+ drm_clip_rect_t *cliprects; /* pointer to userspace cliprects */
+} drmI830CmdBuffer;
+
+typedef struct {
+ int *irq_seq;
+} drmI830IrqEmit;
+
+typedef struct {
+ int irq_seq;
+} drmI830IrqWait;
+
+typedef struct {
+ int param;
+ int *value;
+} drmI830GetParam;
+
+#define I830_PARAM_IRQ_ACTIVE 1
+#define I830_PARAM_ALLOW_BATCHBUFFER 2
+
+typedef struct {
+ int param;
+ int value;
+} drmI830SetParam;
+
+#define I830_SETPARAM_USE_MI_BATCHBUFFER_START 1
+#define I830_SETPARAM_TEX_LRU_LOG_GRANULARITY 2
+#define I830_SETPARAM_ALLOW_BATCHBUFFER 3
+
+
+/* A memory manager for regions of shared memory:
+ */
+#define I830_MEM_REGION_AGP 1
+
+typedef struct {
+ int region;
+ int alignment;
+ int size;
+ int *region_offset; /* offset from start of fb or agp */
+} drmI830MemAlloc;
+
+typedef struct {
+ int region;
+ int region_offset;
+} drmI830MemFree;
+
+typedef struct {
+ int region;
+ int size;
+ int start;
+} drmI830MemInitHeap;
+
+typedef struct {
+ int region;
+} drmI830MemDestroyHeap;
+
+
+#endif /* _I830_DRM_H_ */
diff --git a/src/mesa/drivers/dri/i915/server/i830_dri.h b/src/mesa/drivers/dri/i915/server/i830_dri.h
new file mode 100644
index 0000000000..313eb759b0
--- /dev/null
+++ b/src/mesa/drivers/dri/i915/server/i830_dri.h
@@ -0,0 +1,72 @@
+
+#ifndef _I830_DRI_H
+#define _I830_DRI_H
+
+#include "xf86drm.h"
+#include "i830_common.h"
+
+#define I830_MAX_DRAWABLES 256
+
+#define I830_MAJOR_VERSION 1
+#define I830_MINOR_VERSION 3
+#define I830_PATCHLEVEL 0
+
+#define I830_REG_SIZE 0x80000
+
+typedef struct _I830DRIRec {
+ drm_handle_t regs;
+ drmSize regsSize;
+
+ drmSize backbufferSize;
+ drm_handle_t backbuffer;
+
+ drmSize depthbufferSize;
+ drm_handle_t depthbuffer;
+
+ drmSize rotatedSize;
+ drm_handle_t rotatedbuffer;
+
+ drm_handle_t textures;
+ int textureSize;
+
+ drm_handle_t agp_buffers;
+ drmSize agp_buf_size;
+
+ int deviceID;
+ int width;
+ int height;
+ int mem;
+ int cpp;
+ int bitsPerPixel;
+
+ int fbOffset;
+ int fbStride;
+
+ int backOffset;
+ int backPitch;
+
+ int depthOffset;
+ int depthPitch;
+
+ int rotatedOffset;
+ int rotatedPitch;
+
+ int logTextureGranularity;
+ int textureOffset;
+
+ int irq;
+ int sarea_priv_offset;
+} I830DRIRec, *I830DRIPtr;
+
+typedef struct {
+ /* Nothing here yet */
+ int dummy;
+} I830ConfigPrivRec, *I830ConfigPrivPtr;
+
+typedef struct {
+ /* Nothing here yet */
+ int dummy;
+} I830DRIContextRec, *I830DRIContextPtr;
+
+
+#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-20 00:18:05 +0000