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1 /**************************************************************************
2  *
3  * Copyright 2010 VMware, Inc.  All Rights Reserved.
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a
6  * copy of this software and associated documentation files (the
7  * "Software"), to deal in the Software without restriction, including
8  * without limitation the rights to use, copy, modify, merge, publish,
9  * distribute, sub license, and/or sell copies of the Software, and to
10  * permit persons to whom the Software is furnished to do so, subject to
11  * the following conditions:
12  *
13  * The above copyright notice and this permission notice (including the
14  * next paragraph) shall be included in all copies or substantial portions
15  * of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
20  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
21  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
22  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
23  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24  *
25  **************************************************************************/
26 
27 
28 #include "util/u_debug.h"
29 #include "lp_limits.h"
30 #include "lp_memory.h"
31 
32 /**
33  * 32bpp RGBA swizzled tiles.  One for for each thread and each
34  * possible colorbuf.  Adds up to quite a bit 8*8*64*64*4 == 1MB.
35  * Several schemes exist to reduce this, such as scaling back the
36  * number of threads or using a smaller tilesize when multiple
37  * colorbuffers are bound.
38  */
39 PIPE_ALIGN_VAR(LP_MIN_VECTOR_ALIGN)
40 uint8_t lp_swizzled_cbuf[LP_MAX_THREADS][PIPE_MAX_COLOR_BUFS][TILE_SIZE * TILE_SIZE * 4];
41 
42 
43 /* A single dummy tile used in a couple of out-of-memory situations.
44  */
45 PIPE_ALIGN_VAR(LP_MIN_VECTOR_ALIGN)
46 uint8_t lp_dummy_tile[TILE_SIZE * TILE_SIZE * 4];
47 
48