diff options
Diffstat (limited to 'src/mesa/pipe/cell/common.h')
| -rw-r--r-- | src/mesa/pipe/cell/common.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/mesa/pipe/cell/common.h b/src/mesa/pipe/cell/common.h index c00cee6a02..450ca1d722 100644 --- a/src/mesa/pipe/cell/common.h +++ b/src/mesa/pipe/cell/common.h @@ -47,13 +47,23 @@ #define TILE_SIZE 32 +/** + * The low byte of a mailbox word contains the command opcode. + * Remaining higher bytes are command specific. + */ +#define CELL_CMD_OPCODE_MASK 0xf + #define CELL_CMD_EXIT 1 #define CELL_CMD_FRAMEBUFFER 2 #define CELL_CMD_CLEAR_SURFACE 3 #define CELL_CMD_FINISH 4 #define CELL_CMD_RENDER 5 +#define CELL_CMD_BATCH 6 +#define CELL_NUM_BATCH_BUFFERS 2 +#define CELL_BATCH_BUFFER_SIZE 1024 /**< 16KB would be the max */ + /** * Tell SPUs about the framebuffer size, location @@ -90,12 +100,23 @@ struct cell_command_render } ALIGN16_ATTRIB; +/** + * Execute a command/batch buffer. + */ +struct cell_command_batch +{ + ushort buffer; /**< which buffer [0, CELL_NUM_CMD_BUFFFERS-1] */ + ushort length; /**< in bytes */ +} ALIGN16_ATTRIB; + + /** XXX unions don't seem to work */ struct cell_command { struct cell_command_framebuffer fb; struct cell_command_clear_surface clear; struct cell_command_render render; + struct cell_command_batch batch; } ALIGN16_ATTRIB; @@ -105,6 +126,7 @@ struct cell_init_info unsigned id; unsigned num_spus; struct cell_command *cmd; + ubyte *batch_buffers[CELL_NUM_BATCH_BUFFERS]; } ALIGN16_ATTRIB; |