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Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/mach64/mach64_texmem.c')
-rw-r--r--nx-X11/extras/Mesa/src/mesa/drivers/dri/mach64/mach64_texmem.c867
1 files changed, 867 insertions, 0 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/mach64/mach64_texmem.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/mach64/mach64_texmem.c
new file mode 100644
index 000000000..f771818c8
--- /dev/null
+++ b/nx-X11/extras/Mesa/src/mesa/drivers/dri/mach64/mach64_texmem.c
@@ -0,0 +1,867 @@
+/* $XFree86$ */ /* -*- mode: c; c-basic-offset: 3 -*- */
+/*
+ * Copyright 1999, 2000 ATI Technologies Inc. and Precision Insight, 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, PRECISION INSIGHT 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.
+ */
+
+/*
+ * Authors:
+ * Gareth Hughes <gareth@valinux.com>
+ * Leif Delgass <ldelgass@retinalburn.net>
+ * Jose Fonseca <j_r_fonseca@yahoo.co.uk>
+ */
+
+#include "mach64_context.h"
+#include "mach64_state.h"
+#include "mach64_ioctl.h"
+#include "mach64_vb.h"
+#include "mach64_tris.h"
+#include "mach64_tex.h"
+
+#include "context.h"
+#include "macros.h"
+#include "simple_list.h"
+#include "texformat.h"
+#include "imports.h"
+
+
+/* Destroy hardware state associated with texture `t'.
+ */
+void mach64DestroyTexObj( mach64ContextPtr mmesa, mach64TexObjPtr t )
+{
+#if ENABLE_PERF_BOXES
+ /* Bump the performace counter */
+ if (mmesa)
+ mmesa->c_textureSwaps++;
+#endif
+ if ( !t ) return;
+
+#if 0
+ if ( t->tObj && t->memBlock && mmesa ) {
+ /* not a placeholder, so release from global LRU if necessary */
+ int heap = t->heap;
+ drmTextureRegion *list = mmesa->sarea->tex_list[heap];
+ int log2sz = mmesa->mach64Screen->logTexGranularity[heap];
+ int start = t->memBlock->ofs >> log2sz;
+ int end = (t->memBlock->ofs + t->memBlock->size - 1) >> log2sz;
+ int i;
+
+ mmesa->lastTexAge[heap] = ++mmesa->sarea->tex_age[heap];
+
+ /* Update the global LRU */
+ for ( i = start ; i <= end ; i++ ) {
+ /* do we own this block? */
+ if (list[i].in_use == mmesa->hHWContext) {
+ list[i].in_use = 0;
+ list[i].age = mmesa->lastTexAge[heap];
+
+ /* remove_from_list(i) */
+ list[(GLuint)list[i].next].prev = list[i].prev;
+ list[(GLuint)list[i].prev].next = list[i].next;
+ }
+ }
+ }
+#endif
+
+ if ( t->memBlock ) {
+ mmFreeMem( t->memBlock );
+ t->memBlock = NULL;
+ }
+
+ if ( t->tObj ) {
+ t->tObj->DriverData = NULL;
+ }
+
+ if ( t->bound && mmesa )
+ mmesa->CurrentTexObj[t->bound-1] = NULL;
+
+ remove_from_list( t );
+ FREE( t );
+}
+
+/* Keep track of swapped out texture objects.
+ */
+void mach64SwapOutTexObj( mach64ContextPtr mmesa,
+ mach64TexObjPtr t )
+{
+#if ENABLE_PERF_BOXES
+ /* Bump the performace counter */
+ if (mmesa)
+ mmesa->c_textureSwaps++;
+#endif
+
+#if 0
+ if ( t->tObj && t->memBlock && mmesa ) {
+ /* not a placeholder, so release from global LRU if necessary */
+ int heap = t->heap;
+ drmTextureRegion *list = mmesa->sarea->tex_list[heap];
+ int log2sz = mmesa->mach64Screen->logTexGranularity[heap];
+ int start = t->memBlock->ofs >> log2sz;
+ int end = (t->memBlock->ofs + t->memBlock->size - 1) >> log2sz;
+ int i;
+
+ mmesa->lastTexAge[heap] = ++mmesa->sarea->tex_age[heap];
+
+ /* Update the global LRU */
+ for ( i = start ; i <= end ; i++ ) {
+ /* do we own this block? */
+ if (list[i].in_use == mmesa->hHWContext) {
+ list[i].in_use = 0;
+ list[i].age = mmesa->lastTexAge[heap];
+
+ /* remove_from_list(i) */
+ list[(GLuint)list[i].next].prev = list[i].prev;
+ list[(GLuint)list[i].prev].next = list[i].next;
+ }
+ }
+ }
+#endif
+
+ if ( t->memBlock ) {
+ mmFreeMem( t->memBlock );
+ t->memBlock = NULL;
+ }
+
+ t->dirty = ~0;
+ move_to_tail( &mmesa->SwappedOut, t );
+}
+
+/* Print out debugging information about texture LRU.
+ */
+void mach64PrintLocalLRU( mach64ContextPtr mmesa, int heap )
+{
+ mach64TexObjPtr t;
+ int sz = 1 << (mmesa->mach64Screen->logTexGranularity[heap]);
+
+ fprintf( stderr, "\nLocal LRU, heap %d:\n", heap );
+
+ foreach( t, &mmesa->TexObjList[heap] ) {
+ if ( !t->tObj ) {
+ fprintf( stderr, "Placeholder %d at 0x%x sz 0x%x\n",
+ t->memBlock->ofs / sz,
+ t->memBlock->ofs,
+ t->memBlock->size );
+ } else {
+ fprintf( stderr, "Texture (bound %d) at 0x%x sz 0x%x\n",
+ t->bound,
+ t->memBlock->ofs,
+ t->memBlock->size );
+ }
+ }
+
+ fprintf( stderr, "\n" );
+}
+
+void mach64PrintGlobalLRU( mach64ContextPtr mmesa, int heap )
+{
+ drm_tex_region_t *list = mmesa->sarea->tex_list[heap];
+ int i, j;
+
+ fprintf( stderr, "\nGlobal LRU, heap %d list %p:\n", heap, list );
+
+ for ( i = 0, j = MACH64_NR_TEX_REGIONS ; i < MACH64_NR_TEX_REGIONS ; i++ ) {
+ fprintf( stderr, "list[%d] age %d in_use %d next %d prev %d\n",
+ j, list[j].age, list[j].in_use, list[j].next, list[j].prev );
+ j = list[j].next;
+ if ( j == MACH64_NR_TEX_REGIONS ) break;
+ }
+
+ if ( j != MACH64_NR_TEX_REGIONS ) {
+ fprintf( stderr, "Loop detected in global LRU\n" );
+ for ( i = 0 ; i < MACH64_NR_TEX_REGIONS ; i++ ) {
+ fprintf( stderr, "list[%d] age %d in_use %d next %d prev %d\n",
+ i, list[i].age, list[i].in_use, list[i].next, list[i].prev );
+ }
+ }
+
+ fprintf( stderr, "\n" );
+}
+
+/* Reset the global texture LRU.
+ */
+/* NOTE: This function is only called while holding the hardware lock */
+static void mach64ResetGlobalLRU( mach64ContextPtr mmesa, int heap )
+{
+ drm_tex_region_t *list = mmesa->sarea->tex_list[heap];
+ int sz = 1 << mmesa->mach64Screen->logTexGranularity[heap];
+ int i;
+
+ /* (Re)initialize the global circular LRU list. The last element in
+ * the array (MACH64_NR_TEX_REGIONS) is the sentinal. Keeping it at
+ * the end of the array allows it to be addressed rationally when
+ * looking up objects at a particular location in texture memory.
+ */
+ for ( i = 0 ; (i+1) * sz <= mmesa->mach64Screen->texSize[heap] ; i++ ) {
+ list[i].prev = i-1;
+ list[i].next = i+1;
+ list[i].age = 0;
+ list[i].in_use = 0;
+ }
+
+ i--;
+ list[0].prev = MACH64_NR_TEX_REGIONS;
+ list[i].prev = i-1;
+ list[i].next = MACH64_NR_TEX_REGIONS;
+ list[MACH64_NR_TEX_REGIONS].prev = i;
+ list[MACH64_NR_TEX_REGIONS].next = 0;
+ mmesa->sarea->tex_age[heap] = 0;
+}
+
+/* Update the local and global texture LRUs.
+ */
+/* NOTE: This function is only called while holding the hardware lock */
+void mach64UpdateTexLRU( mach64ContextPtr mmesa,
+ mach64TexObjPtr t )
+{
+ int heap = t->heap;
+ drm_tex_region_t *list = mmesa->sarea->tex_list[heap];
+ int log2sz = mmesa->mach64Screen->logTexGranularity[heap];
+ int start = t->memBlock->ofs >> log2sz;
+ int end = (t->memBlock->ofs + t->memBlock->size - 1) >> log2sz;
+ int i;
+
+ mmesa->lastTexAge[heap] = ++mmesa->sarea->tex_age[heap];
+
+ if ( !t->memBlock ) {
+ fprintf( stderr, "no memblock\n\n" );
+ return;
+ }
+
+ /* Update our local LRU */
+ move_to_head( &mmesa->TexObjList[heap], t );
+
+ /* Update the global LRU */
+ for ( i = start ; i <= end ; i++ ) {
+ list[i].in_use = mmesa->hHWContext;
+ list[i].age = mmesa->lastTexAge[heap];
+
+#if 0
+ /* if this is the last region, it's not in the list */
+ if ( !(i*(1<<log2sz) > mmesa->mach64Screen->texSize[heap] ) ) {
+#endif
+ /* remove_from_list(i) */
+ list[(GLuint)list[i].next].prev = list[i].prev;
+ list[(GLuint)list[i].prev].next = list[i].next;
+#if 0
+ }
+#endif
+
+ /* insert_at_head(list, i) */
+ list[i].prev = MACH64_NR_TEX_REGIONS;
+ list[i].next = list[MACH64_NR_TEX_REGIONS].next;
+ list[(GLuint)list[MACH64_NR_TEX_REGIONS].next].prev = i;
+ list[MACH64_NR_TEX_REGIONS].next = i;
+ }
+
+ if ( MACH64_DEBUG & DEBUG_VERBOSE_LRU ) {
+ mach64PrintGlobalLRU( mmesa, t->heap );
+ mach64PrintLocalLRU( mmesa, t->heap );
+ }
+}
+
+/* Update our notion of what textures have been changed since we last
+ * held the lock. This pertains to both our local textures and the
+ * textures belonging to other clients. Keep track of other client's
+ * textures by pushing a placeholder texture onto the LRU list -- these
+ * are denoted by (tObj == NULL).
+ */
+/* NOTE: This function is only called while holding the hardware lock */
+static void mach64TexturesGone( mach64ContextPtr mmesa, int heap,
+ int offset, int size, int in_use )
+{
+ mach64TexObjPtr t, tmp;
+
+ foreach_s ( t, tmp, &mmesa->TexObjList[heap] ) {
+ if ( t->memBlock->ofs >= offset + size ||
+ t->memBlock->ofs + t->memBlock->size <= offset )
+ continue;
+
+ /* It overlaps - kick it out. Need to hold onto the currently
+ * bound objects, however.
+ */
+ if ( t->bound ) {
+ mach64SwapOutTexObj( mmesa, t );
+ } else {
+ mach64DestroyTexObj( mmesa, t );
+ }
+ }
+
+ if ( in_use > 0 && in_use != mmesa->hHWContext ) {
+ t = (mach64TexObjPtr) CALLOC( sizeof(*t) );
+ if (!t) return;
+
+ t->memBlock = mmAllocMem( mmesa->texHeap[heap], size, 0, offset );
+ if ( !t->memBlock ) {
+ fprintf( stderr, "Couldn't alloc placeholder sz %x ofs %x\n",
+ (int)size, (int)offset );
+ mmDumpMemInfo( mmesa->texHeap[heap] );
+ return;
+ }
+ insert_at_head( &mmesa->TexObjList[heap], t );
+ }
+}
+
+/* Update our client's shared texture state. If another client has
+ * modified a region in which we have textures, then we need to figure
+ * out which of our textures has been removed, and update our global
+ * LRU.
+ */
+void mach64AgeTextures( mach64ContextPtr mmesa, int heap )
+{
+ drm_mach64_sarea_t *sarea = mmesa->sarea;
+
+ if ( sarea->tex_age[heap] != mmesa->lastTexAge[heap] ) {
+ int sz = 1 << mmesa->mach64Screen->logTexGranularity[heap];
+ int nr = 0;
+ int idx;
+
+ /* Have to go right round from the back to ensure stuff ends up
+ * LRU in our local list... Fix with a cursor pointer.
+ */
+ for ( idx = sarea->tex_list[heap][MACH64_NR_TEX_REGIONS].prev ;
+ idx != MACH64_NR_TEX_REGIONS && nr < MACH64_NR_TEX_REGIONS ;
+ idx = sarea->tex_list[heap][idx].prev, nr++ )
+ {
+ /* If switching texturing schemes, then the SAREA might not
+ * have been properly cleared, so we need to reset the
+ * global texture LRU.
+ */
+ if ( idx * sz > mmesa->mach64Screen->texSize[heap] ) {
+ nr = MACH64_NR_TEX_REGIONS;
+ break;
+ }
+
+ if ( sarea->tex_list[heap][idx].age > mmesa->lastTexAge[heap] ) {
+ mach64TexturesGone( mmesa, heap, idx * sz, sz,
+ sarea->tex_list[heap][idx].in_use );
+ }
+ }
+
+ /* If switching texturing schemes, then the SAREA might not
+ * have been properly cleared, so we need to reset the
+ * global texture LRU.
+ */
+ if ( nr == MACH64_NR_TEX_REGIONS ) {
+ mach64TexturesGone( mmesa, heap, 0,
+ mmesa->mach64Screen->texSize[heap], 0 );
+ mach64ResetGlobalLRU( mmesa, heap );
+ }
+
+ if ( 0 ) {
+ mach64PrintGlobalLRU( mmesa, heap );
+ mach64PrintLocalLRU( mmesa, heap );
+ }
+
+ mmesa->dirty |= (MACH64_UPLOAD_CONTEXT |
+ MACH64_UPLOAD_TEX0IMAGE |
+ MACH64_UPLOAD_TEX1IMAGE);
+ mmesa->lastTexAge[heap] = sarea->tex_age[heap];
+ }
+}
+
+/* Upload the texture image associated with texture `t' at level `level'
+ * at the address relative to `start'.
+ */
+static void mach64UploadAGPSubImage( mach64ContextPtr mmesa,
+ mach64TexObjPtr t, int level,
+ int x, int y, int width, int height )
+{
+ mach64ScreenRec *mach64Screen = mmesa->mach64Screen;
+ struct gl_texture_image *image;
+ int texelsPerDword = 0;
+ int dwords;
+
+ /* Ensure we have a valid texture to upload */
+ if ( ( level < 0 ) || ( level > mmesa->glCtx->Const.MaxTextureLevels ) )
+ return;
+
+ image = t->tObj->Image[0][level];
+ if ( !image )
+ return;
+
+ switch ( image->TexFormat->TexelBytes ) {
+ case 1: texelsPerDword = 4; break;
+ case 2: texelsPerDword = 2; break;
+ case 4: texelsPerDword = 1; break;
+ }
+
+#if 1
+ /* FIXME: The subimage index calcs are wrong... */
+ x = 0;
+ y = 0;
+ width = image->Width;
+ height = image->Height;
+#endif
+
+ dwords = width * height / texelsPerDword;
+
+#if ENABLE_PERF_BOXES
+ /* Bump the performance counter */
+ mmesa->c_agpTextureBytes += (dwords << 2);
+#endif
+
+ if ( MACH64_DEBUG & DEBUG_VERBOSE_API ) {
+ fprintf( stderr, "mach64UploadSubImage: %d,%d of %d,%d at %d,%d\n",
+ width, height, image->Width, image->Height, x, y );
+ fprintf( stderr, " blit ofs: 0x%07x pitch: 0x%x dwords: %d\n",
+ (GLuint)t->offset, (GLint)width, dwords );
+ mmDumpMemInfo( mmesa->texHeap[t->heap] );
+ }
+
+ assert(image->Data);
+
+ {
+ CARD32 *dst = (CARD32 *)((char *)mach64Screen->agpTextures.map + t->memBlock->ofs);
+ const GLubyte *src = (const GLubyte *) image->Data +
+ (y * image->Width + x) * image->TexFormat->TexelBytes;
+ const GLuint bytes = width * height * image->TexFormat->TexelBytes;
+ memcpy(dst, src, bytes);
+ }
+
+}
+
+/* Upload the texture image associated with texture `t' at level `level'
+ * at the address relative to `start'.
+ */
+static void mach64UploadLocalSubImage( mach64ContextPtr mmesa,
+ mach64TexObjPtr t, int level,
+ int x, int y, int width, int height )
+{
+ struct gl_texture_image *image;
+ int texelsPerDword = 0;
+ int imageWidth, imageHeight;
+ int remaining, rows;
+ int format, dwords;
+ const int maxdwords = (MACH64_BUFFER_MAX_DWORDS - (MACH64_HOSTDATA_BLIT_OFFSET / 4));
+ CARD32 pitch, offset;
+ int i;
+
+ /* Ensure we have a valid texture to upload */
+ if ( ( level < 0 ) || ( level > mmesa->glCtx->Const.MaxTextureLevels ) )
+ return;
+
+ image = t->tObj->Image[0][level];
+ if ( !image )
+ return;
+
+ switch ( image->TexFormat->TexelBytes ) {
+ case 1: texelsPerDword = 4; break;
+ case 2: texelsPerDword = 2; break;
+ case 4: texelsPerDword = 1; break;
+ }
+
+#if 1
+ /* FIXME: The subimage index calcs are wrong... */
+ x = 0;
+ y = 0;
+ width = image->Width;
+ height = image->Height;
+#endif
+
+ imageWidth = image->Width;
+ imageHeight = image->Height;
+
+ format = t->textureFormat;
+
+ /* The texel upload routines have a minimum width, so force the size
+ * if needed.
+ */
+ if ( imageWidth < texelsPerDword ) {
+ int factor;
+
+ factor = texelsPerDword / imageWidth;
+ imageWidth = texelsPerDword;
+ imageHeight /= factor;
+ if ( imageHeight == 0 ) {
+ /* In this case, the texel converter will actually walk a
+ * texel or two off the end of the image, but normal malloc
+ * alignment should prevent it from ever causing a fault.
+ */
+ imageHeight = 1;
+ }
+ }
+
+ /* We can't upload to a pitch less than 64 texels so we will need to
+ * linearly upload all modified rows for textures smaller than this.
+ * This makes the x/y/width/height different for the blitter and the
+ * texture walker.
+ */
+ if ( imageWidth >= 64 ) {
+ /* The texture walker and the blitter look identical */
+ pitch = imageWidth >> 3;
+ } else {
+ int factor;
+ int y2;
+ int start, end;
+
+ start = (y * imageWidth) & ~63;
+ end = (y + height) * imageWidth;
+
+ if ( end - start < 64 ) {
+ /* Handle the case where the total number of texels
+ * uploaded is < 64.
+ */
+ x = 0;
+ y = start / 64;
+ width = end - start;
+ height = 1;
+ } else {
+ /* Upload some number of full 64 texel blit rows */
+ factor = 64 / imageWidth;
+
+ y2 = y + height - 1;
+ y /= factor;
+ y2 /= factor;
+
+ x = 0;
+ width = 64;
+ height = y2 - y + 1;
+ }
+
+ /* Fixed pitch of 64 */
+ pitch = 8;
+ }
+
+ dwords = width * height / texelsPerDword;
+ offset = t->offset;
+
+#if ENABLE_PERF_BOXES
+ /* Bump the performance counter */
+ mmesa->c_textureBytes += (dwords << 2);
+#endif
+
+ if ( MACH64_DEBUG & DEBUG_VERBOSE_API ) {
+ fprintf( stderr, "mach64UploadSubImage: %d,%d of %d,%d at %d,%d\n",
+ width, height, image->Width, image->Height, x, y );
+ fprintf( stderr, " blit ofs: 0x%07x pitch: 0x%x dwords: %d\n",
+ (GLuint)offset, (GLint)width, dwords );
+ mmDumpMemInfo( mmesa->texHeap[t->heap] );
+ }
+
+ /* Subdivide the texture if required (account for the registers added by the drm) */
+ if ( dwords <= maxdwords ) {
+ rows = height;
+ } else {
+ rows = (maxdwords * texelsPerDword) / (2 * width);
+ }
+
+ for ( i = 0, remaining = height ;
+ remaining > 0 ;
+ remaining -= rows, y += rows, i++ )
+ {
+ drmBufPtr buffer;
+ CARD32 *dst;
+
+ height = MIN2(remaining, rows);
+
+ /* Grab the dma buffer for the texture blit */
+ buffer = mach64GetBufferLocked( mmesa );
+
+ dst = (CARD32 *)((char *)buffer->address + MACH64_HOSTDATA_BLIT_OFFSET);
+
+ assert(image->Data);
+
+ {
+ const GLubyte *src = (const GLubyte *) image->Data +
+ (y * image->Width + x) * image->TexFormat->TexelBytes;
+ const GLuint bytes = width * height * image->TexFormat->TexelBytes;
+ memcpy(dst, src, bytes);
+ }
+
+ mach64FireBlitLocked( mmesa, buffer, offset, pitch, format,
+ x, y, width, height );
+
+ }
+
+ mmesa->new_state |= MACH64_NEW_CONTEXT;
+ mmesa->dirty |= MACH64_UPLOAD_CONTEXT | MACH64_UPLOAD_MISC;
+}
+
+
+/* Upload the texture images associated with texture `t'. This might
+ * require removing our own and/or other client's texture objects to
+ * make room for these images.
+ */
+void mach64UploadTexImages( mach64ContextPtr mmesa, mach64TexObjPtr t )
+{
+ GLint heap;
+
+ if ( MACH64_DEBUG & DEBUG_VERBOSE_API ) {
+ fprintf( stderr, "%s( %p, %p )\n",
+ __FUNCTION__, mmesa->glCtx, t );
+ }
+
+ assert(t);
+ assert(t->tObj);
+
+ /* Choose the heap appropriately */
+ heap = MACH64_CARD_HEAP;
+
+ if ( !mmesa->mach64Screen->IsPCI &&
+ t->size > mmesa->mach64Screen->texSize[heap] ) {
+ heap = MACH64_AGP_HEAP;
+ }
+
+ /* Do we need to eject LRU texture objects? */
+ if ( !t->memBlock ) {
+ t->heap = heap;
+
+ /* Allocate a memory block on a 64-byte boundary */
+ t->memBlock = mmAllocMem( mmesa->texHeap[heap], t->size, 6, 0 );
+
+ /* Try AGP before kicking anything out of local mem */
+ if ( !mmesa->mach64Screen->IsPCI && !t->memBlock && heap == MACH64_CARD_HEAP ) {
+ t->memBlock = mmAllocMem( mmesa->texHeap[MACH64_AGP_HEAP],
+ t->size, 6, 0 );
+
+ if ( t->memBlock )
+ heap = t->heap = MACH64_AGP_HEAP;
+ }
+
+ /* Kick out textures until the requested texture fits */
+ while ( !t->memBlock ) {
+ if ( mmesa->TexObjList[heap].prev->bound ) {
+ fprintf( stderr,
+ "mach64UploadTexImages: ran into bound texture\n" );
+ return;
+ }
+ if ( mmesa->TexObjList[heap].prev == &mmesa->TexObjList[heap] ) {
+ if ( mmesa->mach64Screen->IsPCI ) {
+ fprintf( stderr, "%s: upload texture failure on "
+ "local texture heaps, sz=%d\n", __FUNCTION__,
+ t->size );
+ return;
+ } else if ( heap == MACH64_CARD_HEAP ) {
+ heap = t->heap = MACH64_AGP_HEAP;
+ continue;
+ } else {
+ int i;
+ fprintf( stderr, "%s: upload texture failure on "
+ "%sAGP texture heaps, sz=%d\n", __FUNCTION__,
+ mmesa->firstTexHeap == MACH64_CARD_HEAP ? "both local and " : "",
+ t->size );
+ for ( i = mmesa->firstTexHeap ; i < mmesa->lastTexHeap ; i++ ) {
+ mach64PrintLocalLRU( mmesa, i );
+ mmDumpMemInfo( mmesa->texHeap[i] );
+ }
+ exit(-1);
+ return;
+ }
+ }
+
+ mach64SwapOutTexObj( mmesa, mmesa->TexObjList[heap].prev );
+
+ t->memBlock = mmAllocMem( mmesa->texHeap[heap], t->size, 6, 0 );
+ }
+
+ /* Set the base offset of the texture image */
+ t->offset = mmesa->mach64Screen->texOffset[heap] + t->memBlock->ofs;
+
+ /* Force loading the new state into the hardware */
+ mmesa->dirty |= (MACH64_UPLOAD_SCALE_3D_CNTL |
+ MACH64_UPLOAD_TEXTURE);
+ }
+
+ /* Let the world know we've used this memory recently */
+ mach64UpdateTexLRU( mmesa, t );
+
+ /* Upload any images that are new */
+ if ( t->dirty ) {
+ if (t->heap == MACH64_AGP_HEAP) {
+ /* Need to make sure any vertex buffers in the queue complete */
+ mach64WaitForIdleLocked( mmesa );
+ mach64UploadAGPSubImage( mmesa, t, t->tObj->BaseLevel, 0, 0,
+ t->tObj->Image[0][t->tObj->BaseLevel]->Width,
+ t->tObj->Image[0][t->tObj->BaseLevel]->Height );
+ } else {
+ mach64UploadLocalSubImage( mmesa, t, t->tObj->BaseLevel, 0, 0,
+ t->tObj->Image[0][t->tObj->BaseLevel]->Width,
+ t->tObj->Image[0][t->tObj->BaseLevel]->Height );
+ }
+
+ mmesa->setup.tex_cntl |= MACH64_TEX_CACHE_FLUSH;
+ }
+
+ mmesa->dirty |= MACH64_UPLOAD_TEXTURE;
+
+ t->dirty = 0;
+}
+
+/* The mach64 needs to have both primary and secondary textures in either
+ * local or AGP memory, so we need a "buddy system" to make sure that allocation
+ * succeeds or fails for both textures.
+ * FIXME: This needs to be optimized better.
+ */
+void mach64UploadMultiTexImages( mach64ContextPtr mmesa,
+ mach64TexObjPtr t0,
+ mach64TexObjPtr t1 )
+{
+ GLint heap;
+
+ if ( MACH64_DEBUG & DEBUG_VERBOSE_API ) {
+ fprintf( stderr, "%s( %p, %p %p )\n",
+ __FUNCTION__, mmesa->glCtx, t0, t1 );
+ }
+
+ assert(t0 && t1);
+ assert(t0->tObj && t1->tObj);
+
+ /* Choose the heap appropriately */
+ heap = MACH64_CARD_HEAP;
+
+ if ( !mmesa->mach64Screen->IsPCI &&
+ ((t0->size + t1->size) > mmesa->mach64Screen->texSize[heap]) ) {
+ heap = MACH64_AGP_HEAP;
+ }
+
+ /* Do we need to eject LRU texture objects? */
+ if ( !t0->memBlock || !t1->memBlock || t0->heap != t1->heap ) {
+ /* FIXME: starting from scratch for now to keep it simple */
+ if ( t0->memBlock ) {
+ mach64SwapOutTexObj( mmesa, t0 );
+ }
+ if ( t1->memBlock ) {
+ mach64SwapOutTexObj( mmesa, t1 );
+ }
+ t0->heap = t1->heap = heap;
+ /* Allocate a memory block on a 64-byte boundary */
+ t0->memBlock = mmAllocMem( mmesa->texHeap[heap], t0->size, 6, 0 );
+ if ( t0->memBlock ) {
+ t1->memBlock = mmAllocMem( mmesa->texHeap[heap], t1->size, 6, 0 );
+ if ( !t1->memBlock ) {
+ mmFreeMem( t0->memBlock );
+ t0->memBlock = NULL;
+ }
+ }
+ /* Try AGP before kicking anything out of local mem */
+ if ( (!t0->memBlock || !t1->memBlock) && heap == MACH64_CARD_HEAP ) {
+ t0->memBlock = mmAllocMem( mmesa->texHeap[MACH64_AGP_HEAP], t0->size, 6, 0 );
+ if ( t0->memBlock ) {
+ t1->memBlock = mmAllocMem( mmesa->texHeap[MACH64_AGP_HEAP], t1->size, 6, 0 );
+ if ( !t1->memBlock ) {
+ mmFreeMem( t0->memBlock );
+ t0->memBlock = NULL;
+ }
+ }
+
+ if ( t0->memBlock && t1->memBlock )
+ heap = t0->heap = t1->heap = MACH64_AGP_HEAP;
+ }
+
+ /* Kick out textures until the requested texture fits */
+ while ( !t0->memBlock || !t1->memBlock ) {
+ if ( mmesa->TexObjList[heap].prev->bound ) {
+ fprintf( stderr,
+ "%s: ran into bound texture\n", __FUNCTION__ );
+ return;
+ }
+ if ( mmesa->TexObjList[heap].prev == &mmesa->TexObjList[heap] ) {
+ if ( mmesa->mach64Screen->IsPCI ) {
+ fprintf( stderr, "%s: upload texture failure on local "
+ "texture heaps, tex0 sz=%d tex1 sz=%d\n", __FUNCTION__,
+ t0->size, t1->size );
+ return;
+ } else if ( heap == MACH64_CARD_HEAP ) {
+ /* If only one allocation succeeded, start over again in AGP */
+ if (t0->memBlock) {
+ mmFreeMem( t0->memBlock );
+ t0->memBlock = NULL;
+ }
+ if (t1->memBlock) {
+ mmFreeMem( t1->memBlock );
+ t1->memBlock = NULL;
+ }
+ heap = t0->heap = t1->heap = MACH64_AGP_HEAP;
+ continue;
+ } else {
+ int i;
+ fprintf( stderr, "%s: upload texture failure on %s"
+ "AGP texture heaps, tex0 sz=%d tex1 sz=%d\n", __FUNCTION__,
+ mmesa->firstTexHeap == MACH64_CARD_HEAP ? "both local and " : "",
+ t0->size, t1->size );
+ for ( i = mmesa->firstTexHeap ; i < mmesa->lastTexHeap ; i++ ) {
+ mach64PrintLocalLRU( mmesa, i );
+ mmDumpMemInfo( mmesa->texHeap[i] );
+ }
+ exit(-1);
+ return;
+ }
+ }
+
+ mach64SwapOutTexObj( mmesa, mmesa->TexObjList[heap].prev );
+
+ if (!t0->memBlock)
+ t0->memBlock = mmAllocMem( mmesa->texHeap[heap], t0->size, 6, 0 );
+ if (!t1->memBlock)
+ t1->memBlock = mmAllocMem( mmesa->texHeap[heap], t1->size, 6, 0 );
+ }
+
+ /* Set the base offset of the texture image */
+ t0->offset = mmesa->mach64Screen->texOffset[heap] + t0->memBlock->ofs;
+ t1->offset = mmesa->mach64Screen->texOffset[heap] + t1->memBlock->ofs;
+
+ /* Force loading the new state into the hardware */
+ mmesa->dirty |= (MACH64_UPLOAD_SCALE_3D_CNTL |
+ MACH64_UPLOAD_TEXTURE);
+ }
+
+ /* Let the world know we've used this memory recently */
+ mach64UpdateTexLRU( mmesa, t0 );
+ mach64UpdateTexLRU( mmesa, t1 );
+
+ /* Upload any images that are new */
+ if ( t0->dirty ) {
+ if (t0->heap == MACH64_AGP_HEAP) {
+ /* Need to make sure any vertex buffers in the queue complete */
+ mach64WaitForIdleLocked( mmesa );
+ mach64UploadAGPSubImage( mmesa, t0, t0->tObj->BaseLevel, 0, 0,
+ t0->tObj->Image[0][t0->tObj->BaseLevel]->Width,
+ t0->tObj->Image[0][t0->tObj->BaseLevel]->Height );
+ } else {
+ mach64UploadLocalSubImage( mmesa, t0, t0->tObj->BaseLevel, 0, 0,
+ t0->tObj->Image[0][t0->tObj->BaseLevel]->Width,
+ t0->tObj->Image[0][t0->tObj->BaseLevel]->Height );
+ }
+ mmesa->setup.tex_cntl |= MACH64_TEX_CACHE_FLUSH;
+ }
+ if ( t1->dirty ) {
+ if (t1->heap == MACH64_AGP_HEAP) {
+ /* Need to make sure any vertex buffers in the queue complete */
+ mach64WaitForIdleLocked( mmesa );
+ mach64UploadAGPSubImage( mmesa, t1, t1->tObj->BaseLevel, 0, 0,
+ t1->tObj->Image[0][t1->tObj->BaseLevel]->Width,
+ t1->tObj->Image[0][t1->tObj->BaseLevel]->Height );
+ } else {
+ mach64UploadLocalSubImage( mmesa, t1, t1->tObj->BaseLevel, 0, 0,
+ t1->tObj->Image[0][t1->tObj->BaseLevel]->Width,
+ t1->tObj->Image[0][t1->tObj->BaseLevel]->Height );
+ }
+
+ mmesa->setup.tex_cntl |= MACH64_TEX_CACHE_FLUSH;
+ }
+
+ mmesa->dirty |= MACH64_UPLOAD_TEXTURE;
+
+ t0->dirty = 0;
+ t1->dirty = 0;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-30 13:02:26 +0000