diff options
Diffstat (limited to 'libdrm/intel/mm.h')
| -rw-r--r-- | libdrm/intel/mm.h | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/libdrm/intel/mm.h b/libdrm/intel/mm.h deleted file mode 100644 index 8a5235b0..00000000 --- a/libdrm/intel/mm.h +++ /dev/null @@ -1,94 +0,0 @@ -/* - * GLX Hardware Device Driver common code - * Copyright (C) 1999 Wittawat Yamwong - * - * 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 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 - * KEITH WHITWELL, OR ANY OTHER CONTRIBUTORS 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. - */ - -/** - * Memory manager code. Primarily used by device drivers to manage texture - * heaps, etc. - */ - -#ifndef MM_H -#define MM_H - -struct mem_block { - struct mem_block *next, *prev; - struct mem_block *next_free, *prev_free; - struct mem_block *heap; - int ofs, size; - unsigned int free:1; - unsigned int reserved:1; -}; - -/* Rename the variables in the drm copy of this code so that it doesn't - * conflict with mesa or whoever else has copied it around. - */ -#define mmInit drm_mmInit -#define mmAllocMem drm_mmAllocMem -#define mmFreeMem drm_mmFreeMem -#define mmFindBlock drm_mmFindBlock -#define mmDestroy drm_mmDestroy -#define mmDumpMemInfo drm_mmDumpMemInfo - -/** - * input: total size in bytes - * return: a heap pointer if OK, NULL if error - */ -extern struct mem_block *mmInit(int ofs, int size); - -/** - * Allocate 'size' bytes with 2^align2 bytes alignment, - * restrict the search to free memory after 'startSearch' - * depth and back buffers should be in different 4mb banks - * to get better page hits if possible - * input: size = size of block - * align2 = 2^align2 bytes alignment - * startSearch = linear offset from start of heap to begin search - * return: pointer to the allocated block, 0 if error - */ -extern struct mem_block *mmAllocMem(struct mem_block *heap, int size, - int align2, int startSearch); - -/** - * Free block starts at offset - * input: pointer to a block - * return: 0 if OK, -1 if error - */ -extern int mmFreeMem(struct mem_block *b); - -/** - * Free block starts at offset - * input: pointer to a heap, start offset - * return: pointer to a block - */ -extern struct mem_block *mmFindBlock(struct mem_block *heap, int start); - -/** - * destroy MM - */ -extern void mmDestroy(struct mem_block *mmInit); - -/** - * For debuging purpose. - */ -extern void mmDumpMemInfo(const struct mem_block *mmInit); - -#endif |