diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_winsys.h')
-rw-r--r-- | src/gallium/drivers/r300/r300_winsys.h | 108 |
1 files changed, 108 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..f18ad75a47 --- /dev/null +++ b/src/gallium/drivers/r300/r300_winsys.h @@ -0,0 +1,108 @@ +/* + * 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" +#include "pipe/internal/p_winsys_screen.h" + +struct r300_winsys { + /* Parent class */ + struct pipe_winsys base; + + /* Opaque Radeon-specific winsys object. */ + void* radeon_winsys; + + /* PCI ID */ + uint32_t pci_id; + + /* GB pipe count */ + uint32_t gb_pipes; + + /* GART size. */ + uint32_t gart_size; + + /* VRAM size. */ + uint32_t vram_size; + + /* Add a pipe_buffer to the list of buffer objects to validate. */ + boolean (*add_buffer)(struct r300_winsys* winsys, + struct pipe_buffer* pbuffer, + uint32_t rd, + uint32_t wd); + + /* Revalidate all currently setup pipe_buffers. + * Returns TRUE if a flush is required. */ + boolean (*validate)(struct r300_winsys* winsys); + + /* Check to see if there's room for commands. */ + boolean (*check_cs)(struct r300_winsys* winsys, int size); + + /* Start a command emit. */ + void (*begin_cs)(struct r300_winsys* winsys, + int size, + const char* file, + const char* function, + int line); + + /* Write a dword to the command buffer. */ + void (*write_cs_dword)(struct r300_winsys* winsys, uint32_t dword); + + /* Write a relocated dword to the command buffer. */ + void (*write_cs_reloc)(struct r300_winsys* winsys, + struct pipe_buffer* bo, + uint32_t rd, + uint32_t wd, + uint32_t flags); + + /* Finish a command emit. */ + void (*end_cs)(struct r300_winsys* winsys, + const char* file, + const char* function, + int line); + + /* Flush the CS. */ + void (*flush_cs)(struct r300_winsys* winsys); +}; + +struct pipe_context* r300_create_context(struct pipe_screen* screen, + struct r300_winsys* r300_winsys); + +boolean r300_get_texture_buffer(struct pipe_texture* texture, + struct pipe_buffer** buffer, + unsigned* stride); + +#ifdef __cplusplus +} +#endif + +#endif /* R300_WINSYS_H */ |