src/gallium/drivers/r300/r300_cs.h

   1 /*
   2  * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
   3  *
   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:
  10  *
  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
  13  * Software.
  14  *
  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. */
  22
  23 #ifndef R300_CS_H
  24 #define R300_CS_H
  25
  26 #include "util/u_math.h"
  27
  28 #include "r300_reg.h"
  29 #include "r300_winsys.h"
  30
  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. */
  34
  35 #define MAX_CS_SIZE 64 * 1024 / 4
  36
  37 #define VERY_VERBOSE_CS 1
  38 #define VERY_VERBOSE_REGISTERS 1
  39
  40 /* XXX stolen from radeon_reg.h */
  41 #define RADEON_CP_PACKET0 0x0
  42
  43 #define CP_PACKET0(register, count) \
  44     (RADEON_CP_PACKET0 | ((count) << 16) | ((register) >> 2))
  45
  46 #define CS_LOCALS(context) \
  47     struct r300_context* const cs_context_copy = (context); \
  48     struct r300_winsys_screen *cs_winsys = cs_context_copy->rws; \
  49     int cs_count = 0; (void) cs_count;
  50
  51 #define CHECK_CS(size) \
  52     assert(r300_check_cs(cs_context_copy, (size)))
  53
  54 #define BEGIN_CS(size) do { \
  55     CHECK_CS(size); \
  56     if (VERY_VERBOSE_CS) { \
  57         DBG(cs_context_copy, DBG_CS, "r300: BEGIN_CS, count %d, in %s (%s:%d)\n", \
  58                 size, __FUNCTION__, __FILE__, __LINE__); \
  59     } \
  60     cs_winsys->begin_cs(cs_winsys, (size), \
  61             __FILE__, __FUNCTION__, __LINE__); \
  62     cs_count = size; \
  63 } while (0)
  64
  65 #define OUT_CS(value) do { \
  66     if (VERY_VERBOSE_CS || VERY_VERBOSE_REGISTERS) { \
  67         DBG(cs_context_copy, DBG_CS, "r300: writing %08x\n", value); \
  68     } \
  69     cs_winsys->write_cs_dword(cs_winsys, (value)); \
  70     cs_count--; \
  71 } while (0)
  72
  73 #define OUT_CS_32F(value) do { \
  74     if (VERY_VERBOSE_CS || VERY_VERBOSE_REGISTERS) { \
  75         DBG(cs_context_copy, DBG_CS, "r300: writing %f\n", value); \
  76     } \
  77     cs_winsys->write_cs_dword(cs_winsys, fui(value)); \
  78     cs_count--; \
  79 } while (0)
  80
  81 #define OUT_CS_REG(register, value) do { \
  82     if (VERY_VERBOSE_REGISTERS) \
  83         DBG(cs_context_copy, DBG_CS, "r300: writing 0x%08X to register 0x%04X\n", \
  84             value, register); \
  85     assert(register); \
  86     cs_winsys->write_cs_dword(cs_winsys, CP_PACKET0(register, 0)); \
  87     cs_winsys->write_cs_dword(cs_winsys, value); \
  88     cs_count -= 2; \
  89 } while (0)
  90
  91 /* Note: This expects count to be the number of registers,
  92  * not the actual packet0 count! */
  93 #define OUT_CS_REG_SEQ(register, count) do { \
  94     if (VERY_VERBOSE_REGISTERS) \
  95         DBG(cs_context_copy, DBG_CS, "r300: writing register sequence of %d to 0x%04X\n", \
  96             count, register); \
  97     assert(register); \
  98     cs_winsys->write_cs_dword(cs_winsys, CP_PACKET0((register), ((count) - 1))); \
  99     cs_count--; \
 100 } while (0)
 101
 102 #define OUT_CS_TABLE(values, count) do { \
 103     if (VERY_VERBOSE_REGISTERS) \
 104         DBG(cs_context_copy, DBG_CS, "r300: writing table of %d dwords\n", count); \
 105     cs_winsys->write_cs_table(cs_winsys, values, count); \
 106     cs_count -= count; \
 107 } while (0)
 108
 109 #define OUT_CS_BUF_RELOC(bo, offset, rd, wd, flags) do { \
 110     DBG(cs_context_copy, DBG_CS, "r300: writing relocation for buffer %p, offset %d, " \
 111             "domains (%d, %d, %d)\n", \
 112         bo, offset, rd, wd, flags); \
 113     assert(bo); \
 114     cs_winsys->write_cs_dword(cs_winsys, offset); \
 115     r300_buffer_write_reloc(cs_winsys, r300_buffer(bo), rd, wd, flags); \
 116     cs_count -= 3; \
 117 } while (0)
 118
 119
 120 #define OUT_CS_TEX_RELOC(tex, offset, rd, wd, flags) do { \
 121     DBG(cs_context_copy, DBG_CS, "r300: writing relocation for texture %p, offset %d, " \
 122             "domains (%d, %d, %d)\n", \
 123         tex, offset, rd, wd, flags); \
 124     assert(tex); \
 125     cs_winsys->write_cs_dword(cs_winsys, offset); \
 126     r300_texture_write_reloc(cs_winsys, tex, rd, wd, flags);    \
 127     cs_count -= 3; \
 128 } while (0)
 129
 130
 131 #define OUT_CS_BUF_RELOC_NO_OFFSET(bo, rd, wd, flags) do { \
 132     DBG(cs_context_copy, DBG_CS, "r300: writing relocation for buffer %p, " \
 133             "domains (%d, %d, %d)\n", \
 134         bo, rd, wd, flags); \
 135     assert(bo); \
 136     r300_buffer_write_reloc(cs_winsys, r300_buffer(bo), rd, wd, flags); \
 137     cs_count -= 2; \
 138 } while (0)
 139
 140 #define END_CS do { \
 141     if (VERY_VERBOSE_CS) { \
 142         DBG(cs_context_copy, DBG_CS, "r300: END_CS in %s (%s:%d)\n", __FUNCTION__, \
 143                 __FILE__, __LINE__); \
 144     } \
 145     if (cs_count != 0) \
 146         debug_printf("r300: Warning: cs_count off by %d\n", cs_count); \
 147     cs_winsys->end_cs(cs_winsys, __FILE__, __FUNCTION__, __LINE__); \
 148 } while (0)
 149
 150 #define FLUSH_CS do { \
 151     if (VERY_VERBOSE_CS) { \
 152         DBG(cs_context_copy, DBG_CS, "r300: FLUSH_CS in %s (%s:%d)\n\n", __FUNCTION__, \
 153                 __FILE__, __LINE__); \
 154     } \
 155     if (SCREEN_DBG_ON(r300->screen, DBG_STATS)) { \
 156         r300->flush_counter++; \
 157     } \
 158     cs_winsys->flush_cs(cs_winsys); \
 159 } while (0)
 160
 161 #define RADEON_ONE_REG_WR        (1 << 15)
 162
 163 #define OUT_CS_ONE_REG(register, count) do { \
 164     if (VERY_VERBOSE_REGISTERS) \
 165         DBG(cs_context_copy, DBG_CS, "r300: writing data sequence of %d to 0x%04X\n", \
 166             count, register); \
 167     assert(register); \
 168     cs_winsys->write_cs_dword(cs_winsys, CP_PACKET0((register), ((count) - 1)) | RADEON_ONE_REG_WR); \
 169     cs_count--; \
 170 } while (0)
 171
 172 #define CP_PACKET3(op, count) \
 173     (RADEON_CP_PACKET3 | (op) | ((count) << 16))
 174
 175 #define OUT_CS_PKT3(op, count) do { \
 176     cs_winsys->write_cs_dword(cs_winsys, CP_PACKET3(op, count)); \
 177     cs_count--; \
 178 } while (0)
 179
 180 #define OUT_CS_INDEX_RELOC(bo, offset, count, rd, wd, flags) do { \
 181     DBG(cs_context_copy, DBG_CS, "r300: writing relocation for index buffer %p," \
 182             "offset %d\n", bo, offset); \
 183     assert(bo); \
 184     cs_winsys->write_cs_dword(cs_winsys, offset); \
 185     cs_winsys->write_cs_dword(cs_winsys, count); \
 186     cs_winsys->write_cs_reloc(cs_winsys, bo, rd, wd, flags); \
 187     cs_count -= 4; \
 188 } while (0)
 189
 190 #endif /* R300_CS_H */