diff options
Diffstat (limited to 'shared-core/r300_reg.h')
| -rw-r--r-- | shared-core/r300_reg.h | 38 |
1 files changed, 32 insertions, 6 deletions
diff --git a/shared-core/r300_reg.h b/shared-core/r300_reg.h index 1f65f9a7..e59919be 100644 --- a/shared-core/r300_reg.h +++ b/shared-core/r300_reg.h @@ -23,6 +23,8 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. **************************************************************************/ +/* *INDENT-OFF* */ + #ifndef _R300_REG_H #define _R300_REG_H @@ -114,6 +116,8 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. # define R300_VAP_OUTPUT_VTX_FMT_0__PT_SIZE_PRESENT (1<<16) /* GUESS */ #define R300_VAP_OUTPUT_VTX_FMT_1 0x2094 + /* each of the following is 3 bits wide, specifies number + of components */ # define R300_VAP_OUTPUT_VTX_FMT_1__TEX_0_COMP_CNT_SHIFT 0 # define R300_VAP_OUTPUT_VTX_FMT_1__TEX_1_COMP_CNT_SHIFT 3 # define R300_VAP_OUTPUT_VTX_FMT_1__TEX_2_COMP_CNT_SHIFT 6 @@ -145,6 +149,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. # define R300_VC_NO_SWAP (0 << 0) # define R300_VC_16BIT_SWAP (1 << 0) # define R300_VC_32BIT_SWAP (2 << 0) +# define R300_VAP_TCL_BYPASS (1 << 8) /* gap */ @@ -296,6 +301,18 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. # define R300_221C_NORMAL 0x00000000 # define R300_221C_CLEAR 0x0001C000 +/* These seem to be per-pixel and per-vertex X and Y clipping planes. The first + * plane is per-pixel and the second plane is per-vertex. + * + * This was determined by experimentation alone but I believe it is correct. + * + * These registers are called X_QUAD0_1_FL to X_QUAD0_4_FL by glxtest. + */ +#define R300_VAP_CLIP_X_0 0x2220 +#define R300_VAP_CLIP_X_1 0x2224 +#define R300_VAP_CLIP_Y_0 0x2228 +#define R300_VAP_CLIP_Y_1 0x2230 + /* gap */ /* Sometimes, END_OF_PKT and 0x2284=0 are the only commands sent between @@ -319,13 +336,15 @@ 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 @@ -487,6 +506,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. # define R300_GB_W_SELECT_1 (1<<4) #define R300_GB_AA_CONFIG 0x4020 +# define R300_AA_DISABLE 0x00 # define R300_AA_ENABLE 0x01 # define R300_AA_SUBSAMPLES_2 0 # define R300_AA_SUBSAMPLES_3 (1<<1) @@ -669,6 +689,11 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. /* Special handling for color: When the fragment program uses color, * the ROUTE_0_COLOR bit is set and ROUTE_0_COLOR_DEST contains the * color register index. + * + * Apperently you may set the R300_RS_ROUTE_0_COLOR bit, but not provide any + * R300_RS_ROUTE_0_COLOR_DEST value; this setup is used for clearing the state. + * See r300_ioctl.c:r300EmitClearState. I'm not sure if this setup is strictly + * correct or not. - Oliver. */ # define R300_RS_ROUTE_0_COLOR (1 << 14) # define R300_RS_ROUTE_0_COLOR_DEST_SHIFT 17 @@ -958,7 +983,6 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. * first node is stored in NODE_2, the second node is stored in NODE_3. * * Offsets are relative to the master offset from PFS_CNTL_2. - * LAST_NODE is set for the last node, and only for the last node. */ #define R300_PFS_NODE_0 0x4610 #define R300_PFS_NODE_1 0x4614 @@ -972,7 +996,6 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. # define R300_PFS_NODE_TEX_OFFSET_MASK (31 << 12) # define R300_PFS_NODE_TEX_END_SHIFT 17 # define R300_PFS_NODE_TEX_END_MASK (31 << 17) -/*# define R300_PFS_NODE_LAST_NODE (1 << 22) */ # define R300_PFS_NODE_OUTPUT_COLOR (1 << 22) # define R300_PFS_NODE_OUTPUT_DEPTH (1 << 23) @@ -1553,6 +1576,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. #define R300_PRIM_COLOR_ORDER_BGRA (0 << 6) #define R300_PRIM_COLOR_ORDER_RGBA (1 << 6) #define R300_PRIM_NUM_VERTICES_SHIFT 16 +#define R300_PRIM_NUM_VERTICES_MASK 0xffff /* Draw a primitive from vertex data in arrays loaded via 3D_LOAD_VBPNTR. * Two parameter dwords: @@ -1581,6 +1605,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. # define R300_EB_UNK1_SHIFT 24 # define R300_EB_UNK1 (0x80<<24) # define R300_EB_UNK2 0x0810 +#define R300_PACKET3_3D_DRAW_VBUF_2 0x00003400 #define R300_PACKET3_3D_DRAW_INDX_2 0x00003600 /* END: Packet 3 commands */ @@ -1601,5 +1626,6 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. */ #define R300_CP_CMD_BITBLT_MULTI 0xC0009B00 - #endif /* _R300_REG_H */ + +/* *INDENT-ON* */ |