diff options
author | Corbin Simpson <MostAwesomeDude@gmail.com> | 2009-02-06 13:34:04 -0800 |
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committer | Corbin Simpson <MostAwesomeDude@gmail.com> | 2009-02-06 13:34:04 -0800 |
commit | 4683fc94f5e03f596fc8e5c12e9dd54a83deaeb9 (patch) | |
tree | bf78732b3bc9b7b22d3e1074d1447ea5be77656f /src/gallium/drivers/r300/r300_winsys.h | |
parent | e6372853c221a5d64494ce75a6a323c479c55a86 (diff) | |
parent | 80026428e3aa8f71ccd42d8d3b5e0a15c150dda2 (diff) |
Merge branch 'gallium-0.2-radeon' into gallium-0.2
Diffstat (limited to 'src/gallium/drivers/r300/r300_winsys.h')
-rw-r--r-- | src/gallium/drivers/r300/r300_winsys.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/src/gallium/drivers/r300/r300_winsys.h b/src/gallium/drivers/r300/r300_winsys.h new file mode 100644 index 0000000000..5a3a212892 --- /dev/null +++ b/src/gallium/drivers/r300/r300_winsys.h @@ -0,0 +1,94 @@ +/* + * 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_WINSYS_H +#define R300_WINSYS_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* The public interface header for the r300 pipe driver. + * Any winsys hosting this pipe needs to implement r300_winsys and then + * call r300_create_context to start things. */ + +#include "pipe/p_defines.h" +#include "pipe/p_state.h" + +struct radeon_cs; + +struct r300_winsys { + + /* PCI ID */ + uint32_t pci_id; + + /* GB pipe count */ + uint32_t gb_pipes; + + /* CS object. This is very much like Intel's batchbuffer. + * Fill it full of dwords and relocs and then submit. + * Repeat as needed. */ + /* Note: Unlike Mesa's version of this, we don't keep a copy of the CSM + * that was used to create this CS. Is this a good idea? */ + /* Note: The pipe driver doesn't know how to use this. This is purely + * for the winsys. */ + struct radeon_cs* cs; + + /* Check to see if there's room for commands. */ + boolean (*check_cs)(struct radeon_cs* cs, int size); + + /* Start a command emit. */ + void (*begin_cs)(struct radeon_cs* cs, + int size, + const char* file, + const char* function, + int line); + + /* Write a dword to the command buffer. */ + void (*write_cs_dword)(struct radeon_cs* cs, uint32_t dword); + + /* Write a relocated dword to the command buffer. */ + void (*write_cs_reloc)(struct radeon_cs* cs, + struct pipe_buffer* bo, + uint32_t rd, + uint32_t wd, + uint32_t flags); + + /* Finish a command emit. */ + void (*end_cs)(struct radeon_cs* cs, + const char* file, + const char* function, + int line); + + /* Flush the CS. */ + void (*flush_cs)(struct radeon_cs* cs); +}; + +struct pipe_context* r300_create_context(struct pipe_screen* screen, + struct pipe_winsys* winsys, + struct r300_winsys* r300_winsys); + +#ifdef __cplusplus +} +#endif + +#endif /* R300_WINSYS_H */ |