2 * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE. */
26 #include "util/u_math.h"
29 #include "r300_winsys.h"
31 /* Yes, I know macros are ugly. However, they are much prettier than the code
32 * that they neatly hide away, and don't have the cost of function setup,so
33 * we're going to use them. */
35 #define MAX_CS_SIZE 64 * 1024 / 4
37 #define VERY_VERBOSE_CS 0
38 #define VERY_VERBOSE_REGISTERS 0
40 /* XXX stolen from radeon_drm.h */
41 #define RADEON_GEM_DOMAIN_CPU 0x1
42 #define RADEON_GEM_DOMAIN_GTT 0x2
43 #define RADEON_GEM_DOMAIN_VRAM 0x4
45 /* XXX stolen from radeon_reg.h */
46 #define RADEON_CP_PACKET0 0x0
48 #define CP_PACKET0(register, count) \
49 (RADEON_CP_PACKET0 | ((count) << 16) | ((register) >> 2))
51 #define CS_LOCALS(context) \
52 struct r300_winsys* cs_winsys = context->winsys; \
55 #define CHECK_CS(size) \
56 cs_winsys->check_cs(cs_winsys, (size))
58 #define BEGIN_CS(size) do { \
60 if (VERY_VERBOSE_CS) { \
61 debug_printf("r300: BEGIN_CS, count %d, in %s (%s:%d)\n", \
62 size, __FUNCTION__, __FILE__, __LINE__); \
64 cs_winsys->begin_cs(cs_winsys, (size), \
65 __FILE__, __FUNCTION__, __LINE__); \
69 #define OUT_CS(value) do { \
70 cs_winsys->write_cs_dword(cs_winsys, (value)); \
74 #define OUT_CS_32F(value) do { \
75 cs_winsys->write_cs_dword(cs_winsys, fui(value)); \
79 #define OUT_CS_REG(register, value) do { \
80 if (VERY_VERBOSE_REGISTERS) \
81 debug_printf("r300: writing 0x%08X to register 0x%04X\n", \
84 OUT_CS(CP_PACKET0(register, 0)); \
88 /* Note: This expects count to be the number of registers,
89 * not the actual packet0 count! */
90 #define OUT_CS_REG_SEQ(register, count) do { \
91 if (VERY_VERBOSE_REGISTERS) \
92 debug_printf("r300: writing register sequence of %d to 0x%04X\n", \
95 OUT_CS(CP_PACKET0(register, ((count) - 1))); \
98 #define OUT_CS_RELOC(bo, offset, rd, wd, flags) do { \
99 debug_printf("r300: writing relocation for buffer %p, offset %d, " \
100 "domains (%d, %d, %d)\n", \
101 bo, offset, rd, wd, flags); \
104 cs_winsys->write_cs_reloc(cs_winsys, bo, rd, wd, flags); \
108 #define END_CS do { \
109 if (VERY_VERBOSE_CS) { \
110 debug_printf("r300: END_CS in %s (%s:%d)\n", __FUNCTION__, \
111 __FILE__, __LINE__); \
114 debug_printf("r300: Warning: cs_count off by %d\n", cs_count); \
115 cs_winsys->end_cs(cs_winsys, __FILE__, __FUNCTION__, __LINE__); \
118 #define FLUSH_CS do { \
119 if (VERY_VERBOSE_CS) { \
120 debug_printf("r300: FLUSH_CS in %s (%s:%d)\n\n", __FUNCTION__, \
121 __FILE__, __LINE__); \
123 cs_winsys->flush_cs(cs_winsys); \
126 #define RADEON_ONE_REG_WR (1 << 15)
128 #define OUT_CS_ONE_REG(register, count) do { \
129 if (VERY_VERBOSE_REGISTERS) \
130 debug_printf("r300: writing data sequence of %d to 0x%04X\n", \
133 OUT_CS(CP_PACKET0(register, ((count) - 1)) | RADEON_ONE_REG_WR); \
136 #define CP_PACKET3(op, count) \
137 (RADEON_CP_PACKET3 | (op) | ((count) << 16))
139 #define OUT_CS_PKT3(op, count) do { \
140 OUT_CS(CP_PACKET3(op, count)); \
143 #define OUT_CS_INDEX_RELOC(bo, offset, count, rd, wd, flags) do { \
144 debug_printf("r300: writing relocation for index buffer %p," \
145 "offset %d\n", bo, offset); \
149 cs_winsys->write_cs_reloc(cs_winsys, bo, rd, wd, flags); \
153 #endif /* R300_CS_H */