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Diffstat (limited to 'src/mesa/drivers/dri/r300/r300_mem.c')
-rw-r--r--src/mesa/drivers/dri/r300/r300_mem.c385
1 files changed, 0 insertions, 385 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_mem.c b/src/mesa/drivers/dri/r300/r300_mem.c
deleted file mode 100644
index f8f9d4fcdf..0000000000
--- a/src/mesa/drivers/dri/r300/r300_mem.c
+++ /dev/null
@@ -1,385 +0,0 @@
-/*
- * Copyright (C) 2005 Aapo Tahkola.
- *
- * 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, sublicense, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial
- * portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
- * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) 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.
- *
- */
-
-/**
- * \file
- *
- * \author Aapo Tahkola <aet@rasterburn.org>
- */
-
-#include <unistd.h>
-
-#include "r300_context.h"
-#include "r300_cmdbuf.h"
-#include "r300_ioctl.h"
-#include "r300_mem.h"
-#include "radeon_ioctl.h"
-
-#ifdef USER_BUFFERS
-
-static void resize_u_list(r300ContextPtr rmesa)
-{
- void *temp;
- int nsize;
-
- temp = rmesa->rmm->u_list;
- nsize = rmesa->rmm->u_size * 2;
-
- rmesa->rmm->u_list = _mesa_malloc(nsize * sizeof(*rmesa->rmm->u_list));
- _mesa_memset(rmesa->rmm->u_list, 0,
- nsize * sizeof(*rmesa->rmm->u_list));
-
- if (temp) {
- r300FlushCmdBuf(rmesa, __FUNCTION__);
-
- _mesa_memcpy(rmesa->rmm->u_list, temp,
- rmesa->rmm->u_size * sizeof(*rmesa->rmm->u_list));
- _mesa_free(temp);
- }
-
- rmesa->rmm->u_size = nsize;
-}
-
-void r300_mem_init(r300ContextPtr rmesa)
-{
- rmesa->rmm = malloc(sizeof(struct r300_memory_manager));
- memset(rmesa->rmm, 0, sizeof(struct r300_memory_manager));
-
- rmesa->rmm->u_size = 128;
- resize_u_list(rmesa);
-}
-
-void r300_mem_destroy(r300ContextPtr rmesa)
-{
- _mesa_free(rmesa->rmm->u_list);
- rmesa->rmm->u_list = NULL;
-
- _mesa_free(rmesa->rmm);
- rmesa->rmm = NULL;
-}
-
-void *r300_mem_ptr(r300ContextPtr rmesa, int id)
-{
- assert(id <= rmesa->rmm->u_last);
- return rmesa->rmm->u_list[id].ptr;
-}
-
-int r300_mem_find(r300ContextPtr rmesa, void *ptr)
-{
- int i;
-
- for (i = 1; i < rmesa->rmm->u_size + 1; i++)
- if (rmesa->rmm->u_list[i].ptr &&
- ptr >= rmesa->rmm->u_list[i].ptr &&
- ptr <
- rmesa->rmm->u_list[i].ptr + rmesa->rmm->u_list[i].size)
- break;
-
- if (i < rmesa->rmm->u_size + 1)
- return i;
-
- fprintf(stderr, "%p failed\n", ptr);
- return 0;
-}
-
-//#define MM_DEBUG
-int r300_mem_alloc(r300ContextPtr rmesa, int alignment, int size)
-{
- drm_radeon_mem_alloc_t alloc;
- int offset = 0, ret;
- int i, free = -1;
- int done_age;
- drm_radeon_mem_free_t memfree;
- int tries = 0;
- static int bytes_wasted = 0, allocated = 0;
-
- if (size < 4096)
- bytes_wasted += 4096 - size;
-
- allocated += size;
-
-#if 0
- static int t = 0;
- if (t != time(NULL)) {
- t = time(NULL);
- fprintf(stderr, "slots used %d, wasted %d kb, allocated %d\n",
- rmesa->rmm->u_last, bytes_wasted / 1024,
- allocated / 1024);
- }
-#endif
-
- memfree.region = RADEON_MEM_REGION_GART;
-
- again:
-
- done_age = radeonGetAge((radeonContextPtr) rmesa);
-
- if (rmesa->rmm->u_last + 1 >= rmesa->rmm->u_size)
- resize_u_list(rmesa);
-
- for (i = rmesa->rmm->u_last + 1; i > 0; i--) {
- if (rmesa->rmm->u_list[i].ptr == NULL) {
- free = i;
- continue;
- }
-
- if (rmesa->rmm->u_list[i].h_pending == 0 &&
- rmesa->rmm->u_list[i].pending
- && rmesa->rmm->u_list[i].age <= done_age) {
- memfree.region_offset =
- (char *)rmesa->rmm->u_list[i].ptr -
- (char *)rmesa->radeon.radeonScreen->gartTextures.
- map;
-
- ret =
- drmCommandWrite(rmesa->radeon.radeonScreen->
- driScreen->fd, DRM_RADEON_FREE,
- &memfree, sizeof(memfree));
-
- if (ret) {
- fprintf(stderr, "Failed to free at %p\n",
- rmesa->rmm->u_list[i].ptr);
- fprintf(stderr, "ret = %s\n", strerror(-ret));
- exit(1);
- } else {
-#ifdef MM_DEBUG
- fprintf(stderr, "really freed %d at age %x\n",
- i,
- radeonGetAge((radeonContextPtr) rmesa));
-#endif
- if (i == rmesa->rmm->u_last)
- rmesa->rmm->u_last--;
-
- if (rmesa->rmm->u_list[i].size < 4096)
- bytes_wasted -=
- 4096 - rmesa->rmm->u_list[i].size;
-
- allocated -= rmesa->rmm->u_list[i].size;
- rmesa->rmm->u_list[i].pending = 0;
- rmesa->rmm->u_list[i].ptr = NULL;
- free = i;
- }
- }
- }
- rmesa->rmm->u_head = i;
-
- if (free == -1) {
- WARN_ONCE("Ran out of slots!\n");
- //usleep(100);
- r300FlushCmdBuf(rmesa, __FUNCTION__);
- tries++;
- if (tries > 100) {
- WARN_ONCE("Ran out of slots!\n");
- exit(1);
- }
- goto again;
- }
-
- alloc.region = RADEON_MEM_REGION_GART;
- alloc.alignment = alignment;
- alloc.size = size;
- alloc.region_offset = &offset;
-
- ret =
- drmCommandWriteRead(rmesa->radeon.dri.fd, DRM_RADEON_ALLOC, &alloc,
- sizeof(alloc));
- if (ret) {
-#if 0
- WARN_ONCE("Ran out of mem!\n");
- r300FlushCmdBuf(rmesa, __FUNCTION__);
- //usleep(100);
- tries2++;
- tries = 0;
- if (tries2 > 100) {
- WARN_ONCE("Ran out of GART memory!\n");
- exit(1);
- }
- goto again;
-#else
- WARN_ONCE
- ("Ran out of GART memory (for %d)!\nPlease consider adjusting GARTSize option.\n",
- size);
- return 0;
-#endif
- }
-
- i = free;
-
- if (i > rmesa->rmm->u_last)
- rmesa->rmm->u_last = i;
-
- rmesa->rmm->u_list[i].ptr =
- ((GLubyte *) rmesa->radeon.radeonScreen->gartTextures.map) + offset;
- rmesa->rmm->u_list[i].size = size;
- rmesa->rmm->u_list[i].age = 0;
- //fprintf(stderr, "alloc %p at id %d\n", rmesa->rmm->u_list[i].ptr, i);
-
-#ifdef MM_DEBUG
- fprintf(stderr, "allocated %d at age %x\n", i,
- radeonGetAge((radeonContextPtr) rmesa));
-#endif
-
- return i;
-}
-
-void r300_mem_use(r300ContextPtr rmesa, int id)
-{
- uint64_t ull;
-#ifdef MM_DEBUG
- fprintf(stderr, "%s: %d at age %x\n", __FUNCTION__, id,
- radeonGetAge((radeonContextPtr) rmesa));
-#endif
- drm_r300_cmd_header_t *cmd;
-
- assert(id <= rmesa->rmm->u_last);
-
- if (id == 0)
- return;
-
- cmd =
- (drm_r300_cmd_header_t *) r300AllocCmdBuf(rmesa,
- 2 + sizeof(ull) / 4,
- __FUNCTION__);
- cmd[0].scratch.cmd_type = R300_CMD_SCRATCH;
- cmd[0].scratch.reg = R300_MEM_SCRATCH;
- cmd[0].scratch.n_bufs = 1;
- cmd[0].scratch.flags = 0;
- cmd++;
-
- ull = (uint64_t) (intptr_t) & rmesa->rmm->u_list[id].age;
- _mesa_memcpy(cmd, &ull, sizeof(ull));
- cmd += sizeof(ull) / 4;
-
- cmd[0].u = /*id */ 0;
-
- LOCK_HARDWARE(&rmesa->radeon); /* Protect from DRM. */
- rmesa->rmm->u_list[id].h_pending++;
- UNLOCK_HARDWARE(&rmesa->radeon);
-}
-
-unsigned long r300_mem_offset(r300ContextPtr rmesa, int id)
-{
- unsigned long offset;
-
- assert(id <= rmesa->rmm->u_last);
-
- offset = (char *)rmesa->rmm->u_list[id].ptr -
- (char *)rmesa->radeon.radeonScreen->gartTextures.map;
- offset += rmesa->radeon.radeonScreen->gart_texture_offset;
-
- return offset;
-}
-
-void *r300_mem_map(r300ContextPtr rmesa, int id, int access)
-{
-#ifdef MM_DEBUG
- fprintf(stderr, "%s: %d at age %x\n", __FUNCTION__, id,
- radeonGetAge((radeonContextPtr) rmesa));
-#endif
- void *ptr;
- int tries = 0;
-
- assert(id <= rmesa->rmm->u_last);
-
- if (access == R300_MEM_R) {
-
- if (rmesa->rmm->u_list[id].mapped == 1)
- WARN_ONCE("buffer %d already mapped\n", id);
-
- rmesa->rmm->u_list[id].mapped = 1;
- ptr = r300_mem_ptr(rmesa, id);
-
- return ptr;
- }
-
- if (rmesa->rmm->u_list[id].h_pending)
- r300FlushCmdBuf(rmesa, __FUNCTION__);
-
- if (rmesa->rmm->u_list[id].h_pending) {
- return NULL;
- }
-
- while (rmesa->rmm->u_list[id].age >
- radeonGetAge((radeonContextPtr) rmesa) && tries++ < 1000)
- usleep(10);
-
- if (tries >= 1000) {
- fprintf(stderr, "Idling failed (%x vs %x)\n",
- rmesa->rmm->u_list[id].age,
- radeonGetAge((radeonContextPtr) rmesa));
- return NULL;
- }
-
- if (rmesa->rmm->u_list[id].mapped == 1)
- WARN_ONCE("buffer %d already mapped\n", id);
-
- rmesa->rmm->u_list[id].mapped = 1;
- ptr = r300_mem_ptr(rmesa, id);
-
- return ptr;
-}
-
-void r300_mem_unmap(r300ContextPtr rmesa, int id)
-{
-#ifdef MM_DEBUG
- fprintf(stderr, "%s: %d at age %x\n", __FUNCTION__, id,
- radeonGetAge((radeonContextPtr) rmesa));
-#endif
-
- assert(id <= rmesa->rmm->u_last);
-
- if (rmesa->rmm->u_list[id].mapped == 0)
- WARN_ONCE("buffer %d not mapped\n", id);
-
- rmesa->rmm->u_list[id].mapped = 0;
-}
-
-void r300_mem_free(r300ContextPtr rmesa, int id)
-{
-#ifdef MM_DEBUG
- fprintf(stderr, "%s: %d at age %x\n", __FUNCTION__, id,
- radeonGetAge((radeonContextPtr) rmesa));
-#endif
-
- assert(id <= rmesa->rmm->u_last);
-
- if (id == 0)
- return;
-
- if (rmesa->rmm->u_list[id].ptr == NULL) {
- WARN_ONCE("Not allocated!\n");
- return;
- }
-
- if (rmesa->rmm->u_list[id].pending) {
- WARN_ONCE("%p already pended!\n", rmesa->rmm->u_list[id].ptr);
- return;
- }
-
- rmesa->rmm->u_list[id].pending = 1;
-}
-#endif
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