diff options
Diffstat (limited to 'src/mesa/drivers/dri/r300/r300_reg.h')
| -rw-r--r-- | src/mesa/drivers/dri/r300/r300_reg.h | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_reg.h b/src/mesa/drivers/dri/r300/r300_reg.h index 3ce09c16d3..1baa74c526 100644 --- a/src/mesa/drivers/dri/r300/r300_reg.h +++ b/src/mesa/drivers/dri/r300/r300_reg.h @@ -282,9 +282,32 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. */ #define R300_VAP_PVS_UPLOAD_ADDRESS 0x2200 # define R300_PVS_UPLOAD_PROGRAM 0x00000000 +/* gap */ # define R300_PVS_UPLOAD_PARAMETERS 0x00000200 +/* gap */ +# define R300_PVS_UPLOAD_CLIP_PLANE0 0x00000400 +# define R300_PVS_UPLOAD_CLIP_PLANE1 0x00000401 +# define R300_PVS_UPLOAD_CLIP_PLANE2 0x00000402 +# define R300_PVS_UPLOAD_CLIP_PLANE3 0x00000403 +# define R300_PVS_UPLOAD_CLIP_PLANE4 0x00000404 +# define R300_PVS_UPLOAD_CLIP_PLANE5 0x00000405 # define R300_PVS_UPLOAD_POINTSIZE 0x00000406 +/* + * These are obsolete defines form r300_context.h, but they might give some + * clues when investigating the addresses further... + */ +#if 0 +#define VSF_DEST_PROGRAM 0x0 +#define VSF_DEST_MATRIX0 0x200 +#define VSF_DEST_MATRIX1 0x204 +#define VSF_DEST_MATRIX2 0x208 +#define VSF_DEST_VECTOR0 0x20c +#define VSF_DEST_VECTOR1 0x20d +#define VSF_DEST_UNKNOWN1 0x400 +#define VSF_DEST_UNKNOWN2 0x406 +#endif + /* gap */ #define R300_VAP_PVS_UPLOAD_DATA 0x2208 @@ -336,13 +359,15 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. * The meaning of the two UNKNOWN fields is obviously not known. However, * experiments so far have shown that both *must* point to an instruction * inside the vertex program, otherwise the GPU locks up. + * * fglrx usually sets CNTL_3_UNKNOWN to the end of the program and - * CNTL_1_UNKNOWN points to instruction where last write to position takes - * place. + * R300_PVS_CNTL_1_POS_END_SHIFT points to instruction where last write to + * position takes place. + * * Most likely this is used to ignore rest of the program in cases * where group of verts arent visible. For some reason this "section" * is sometimes accepted other instruction that have no relationship with - *position calculations. + * position calculations. */ #define R300_VAP_PVS_CNTL_1 0x22D0 # define R300_PVS_CNTL_1_PROGRAM_START_SHIFT 0 |