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/*
* Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
*
* 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
* on the rights to use, copy, modify, merge, publish, distribute, sub
* license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHOR(S) AND/OR THEIR 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. */
#ifndef R300_CS_H
#define R300_CS_H
#include "util/u_math.h"
#include "r300_reg.h"
#include "r300_winsys.h"
/* Yes, I know macros are ugly. However, they are much prettier than the code
* that they neatly hide away, and don't have the cost of function setup,so
* we're going to use them. */
#define MAX_CS_SIZE 64 * 1024 / 4
#define VERY_VERBOSE_REGISTERS 0
/* XXX stolen from radeon_drm.h */
#define RADEON_GEM_DOMAIN_CPU 0x1
#define RADEON_GEM_DOMAIN_GTT 0x2
#define RADEON_GEM_DOMAIN_VRAM 0x4
/* XXX stolen from radeon_reg.h */
#define RADEON_CP_PACKET0 0x0
#define CP_PACKET0(register, count) \
(RADEON_CP_PACKET0 | ((count) << 16) | ((register) >> 2))
#define CS_LOCALS(context) \
struct r300_winsys* cs_winsys = context->winsys; \
struct radeon_cs* cs = cs_winsys->cs; \
int cs_count = 0;
#define CHECK_CS(size) \
cs_winsys->check_cs(cs, (size))
#define BEGIN_CS(size) do { \
CHECK_CS(size); \
debug_printf("r300: BEGIN_CS, count %d, in %s (%s:%d)\n", \
size, __FUNCTION__, __FILE__, __LINE__); \
cs_winsys->begin_cs(cs, (size), __FILE__, __FUNCTION__, __LINE__); \
cs_count = size; \
} while (0)
#define OUT_CS(value) do { \
cs_winsys->write_cs_dword(cs, (value)); \
cs_count--; \
} while (0)
#define OUT_CS_32F(value) do { \
cs_winsys->write_cs_dword(cs, fui(value)); \
cs_count--; \
} while (0)
#define OUT_CS_REG(register, value) do { \
if (VERY_VERBOSE_REGISTERS) \
debug_printf("r300: writing 0x%08X to register 0x%04X\n", \
value, register); \
assert(register); \
OUT_CS(CP_PACKET0(register, 0)); \
OUT_CS(value); \
} while (0)
/* Note: This expects count to be the number of registers,
* not the actual packet0 count! */
#define OUT_CS_REG_SEQ(register, count) do { \
if (VERY_VERBOSE_REGISTERS) \
debug_printf("r300: writing register sequence of %d to 0x%04X\n", \
count, register); \
assert(register); \
OUT_CS(CP_PACKET0(register, ((count) - 1))); \
} while (0)
#define OUT_CS_RELOC(bo, offset, rd, wd, flags) do { \
debug_printf("r300: writing relocation for buffer %p, offset %d\n", \
bo, offset); \
assert(bo); \
OUT_CS(offset); \
cs_winsys->write_cs_reloc(cs, bo, rd, wd, flags); \
cs_count -= 2; \
} while (0)
#define END_CS do { \
debug_printf("r300: END_CS in %s (%s:%d)\n", __FUNCTION__, __FILE__, \
__LINE__); \
if (cs_count != 0) \
debug_printf("r300: Warning: cs_count off by %d\n", cs_count); \
cs_winsys->end_cs(cs, __FILE__, __FUNCTION__, __LINE__); \
} while (0)
#define FLUSH_CS do { \
debug_printf("r300: FLUSH_CS in %s (%s:%d)\n\n", __FUNCTION__, __FILE__, \
__LINE__); \
cs_winsys->flush_cs(cs); \
} while (0)
#define RADEON_ONE_REG_WR (1 << 15)
#define OUT_CS_ONE_REG(register, count) do { \
if (VERY_VERBOSE_REGISTERS) \
debug_printf("r300: writing data sequence of %d to 0x%04X\n", \
count, register); \
assert(register); \
OUT_CS(CP_PACKET0(register, ((count) - 1)) | RADEON_ONE_REG_WR); \
} while (0)
#define CP_PACKET3(op, count) \
(RADEON_CP_PACKET3 | (op) | ((count) << 16))
#define OUT_CS_PKT3(op, count) do { \
OUT_CS(CP_PACKET3(op, count)); \
} while (0)
#define OUT_CS_INDEX_RELOC(bo, offset, count, rd, wd, flags) do { \
debug_printf("r300: writing relocation for index buffer %p," \
"offset %d\n", bo, offset); \
assert(bo); \
OUT_CS(offset); \
OUT_CS(count); \
cs_winsys->write_cs_reloc(cs, bo, rd, wd, flags); \
cs_count -= 2; \
} while (0)
#endif /* R300_CS_H */
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