/************************************************************************** Copyright (C) 2004-2005 Nicolai Haehnle et al. 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. **************************************************************************/ /* *INDENT-OFF* */ #ifndef _R300_REG_H #define _R300_REG_H #define R300_MC_INIT_MISC_LAT_TIMER 0x180 # define R300_MC_MISC__MC_CPR_INIT_LAT_SHIFT 0 # define R300_MC_MISC__MC_VF_INIT_LAT_SHIFT 4 # define R300_MC_MISC__MC_DISP0R_INIT_LAT_SHIFT 8 # define R300_MC_MISC__MC_DISP1R_INIT_LAT_SHIFT 12 # define R300_MC_MISC__MC_FIXED_INIT_LAT_SHIFT 16 # define R300_MC_MISC__MC_E2R_INIT_LAT_SHIFT 20 # define R300_MC_MISC__MC_SAME_PAGE_PRIO_SHIFT 24 # define R300_MC_MISC__MC_GLOBW_INIT_LAT_SHIFT 28 #define R300_MC_INIT_GFX_LAT_TIMER 0x154 # define R300_MC_MISC__MC_G3D0R_INIT_LAT_SHIFT 0 # define R300_MC_MISC__MC_G3D1R_INIT_LAT_SHIFT 4 # define R300_MC_MISC__MC_G3D2R_INIT_LAT_SHIFT 8 # define R300_MC_MISC__MC_G3D3R_INIT_LAT_SHIFT 12 # define R300_MC_MISC__MC_TX0R_INIT_LAT_SHIFT 16 # define R300_MC_MISC__MC_TX1R_INIT_LAT_SHIFT 20 # define R300_MC_MISC__MC_GLOBR_INIT_LAT_SHIFT 24 # define R300_MC_MISC__MC_GLOBW_FULL_LAT_SHIFT 28 /* * This file contains registers and constants for the R300. They have been * found mostly by examining command buffers captured using glxtest, as well * as by extrapolating some known registers and constants from the R200. * I am fairly certain that they are correct unless stated otherwise * in comments. */ #define R300_SE_VPORT_XSCALE 0x1D98 #define R300_SE_VPORT_XOFFSET 0x1D9C #define R300_SE_VPORT_YSCALE 0x1DA0 #define R300_SE_VPORT_YOFFSET 0x1DA4 #define R300_SE_VPORT_ZSCALE 0x1DA8 #define R300_SE_VPORT_ZOFFSET 0x1DAC /* * Vertex Array Processing (VAP) Control * Stolen from r200 code from Christoph Brill (It's a guess!) */ #define R300_VAP_CNTL 0x2080 /* This register is written directly and also starts data section * in many 3d CP_PACKET3's */ #define R300_VAP_VF_CNTL 0x2084 # define R300_VAP_VF_CNTL__PRIM_TYPE__SHIFT 0 # define R300_VAP_VF_CNTL__PRIM_NONE (0<<0) # define R300_VAP_VF_CNTL__PRIM_POINTS (1<<0) # define R300_VAP_VF_CNTL__PRIM_LINES (2<<0) # define R300_VAP_VF_CNTL__PRIM_LINE_STRIP (3<<0) # define R300_VAP_VF_CNTL__PRIM_TRIANGLES (4<<0) # define R300_VAP_VF_CNTL__PRIM_TRIANGLE_FAN (5<<0) # define R300_VAP_VF_CNTL__PRIM_TRIANGLE_STRIP (6<<0) # define R300_VAP_VF_CNTL__PRIM_LINE_LOOP (12<<0) # define R300_VAP_VF_CNTL__PRIM_QUADS (13<<0) # define R300_VAP_VF_CNTL__PRIM_QUAD_STRIP (14<<0) # define R300_VAP_VF_CNTL__PRIM_POLYGON (15<<0) # define R300_VAP_VF_CNTL__PRIM_WALK__SHIFT 4 /* State based - direct writes to registers trigger vertex generation */ # define R300_VAP_VF_CNTL__PRIM_WALK_STATE_BASED (0<<4) # define R300_VAP_VF_CNTL__PRIM_WALK_INDICES (1<<4) # define R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_LIST (2<<4) # define R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_EMBEDDED (3<<4) /* I don't think I saw these three used.. */ # define R300_VAP_VF_CNTL__COLOR_ORDER__SHIFT 6 # define R300_VAP_VF_CNTL__TCL_OUTPUT_CTL_ENA__SHIFT 9 # define R300_VAP_VF_CNTL__PROG_STREAM_ENA__SHIFT 10 /* index size - when not set the indices are assumed to be 16 bit */ # define R300_VAP_VF_CNTL__INDEX_SIZE_32bit (1<<11) /* number of vertices */ # define R300_VAP_VF_CNTL__NUM_VERTICES__SHIFT 16 #define R300_VAP_OUTPUT_VTX_FMT_0 0x2090 # define R300_VAP_OUTPUT_VTX_FMT_0__POS_PRESENT (1<<0) # define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_0_PRESENT (1<<1) # define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_1_PRESENT (1<<2) # define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_2_PRESENT (1<<3) # define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_3_PRESENT (1<<4) # define R300_VAP_OUTPUT_VTX_FMT_0__PT_SIZE_PRESENT (1<<16) #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 # define R300_VAP_OUTPUT_VTX_FMT_1__TEX_3_COMP_CNT_SHIFT 9 # define R300_VAP_OUTPUT_VTX_FMT_1__TEX_4_COMP_CNT_SHIFT 12 # define R300_VAP_OUTPUT_VTX_FMT_1__TEX_5_COMP_CNT_SHIFT 15 # define R300_VAP_OUTPUT_VTX_FMT_1__TEX_6_COMP_CNT_SHIFT 18 # define R300_VAP_OUTPUT_VTX_FMT_1__TEX_7_COMP_CNT_SHIFT 21 # define R300_VAP_OUTPUT_VTX_FMT_1__NOT_PRESENT (1<<0) # define R300_VAP_OUTPUT_VTX_FMT_1__1_COMPONENT (1<<1) # define R300_VAP_OUTPUT_VTX_FMT_1__2_COMPONENTS (1<<2) # define R300_VAP_OUTPUT_VTX_FMT_1__3_COMPONENTS (1<<3) # define R300_VAP_OUTPUT_VTX_FMT_1__4_COMPONENTS (1<<4) #define R300_SE_VTE_CNTL 0x20b0 # define R300_VPORT_X_SCALE_ENA 0x00000001 # define R300_VPORT_X_OFFSET_ENA 0x00000002 # define R300_VPORT_Y_SCALE_ENA 0x00000004 # define R300_VPORT_Y_OFFSET_ENA 0x00000008 # define R300_VPORT_Z_SCALE_ENA 0x00000010 # define R300_VPORT_Z_OFFSET_ENA 0x00000020 # define R300_VTX_XY_FMT 0x00000100 # define R300_VTX_Z_FMT 0x00000200 # define R300_VTX_W0_FMT 0x00000400 # define R300_VTX_W0_NORMALIZE 0x00000800 # define R300_VTX_ST_DENORMALIZED 0x00001000 /* BEGIN: Vertex data assembly - lots of uncertainties */ /* gap */ /* Maximum Vertex Indx Clamp */ #define R300_VAP_VF_MAX_VTX_INDX 0x2134 /* Minimum Vertex Indx Clamp */ #define R300_VAP_VF_MIN_VTX_INDX 0x2138 /** Vertex assembler/processor control status */ #define R300_VAP_CNTL_STATUS 0x2140 /* No swap at all (default) */ # define R300_VC_NO_SWAP (0 << 0) /* 16-bit swap: 0xAABBCCDD becomes 0xBBAADDCC */ # define R300_VC_16BIT_SWAP (1 << 0) /* 32-bit swap: 0xAABBCCDD becomes 0xDDCCBBAA */ # define R300_VC_32BIT_SWAP (2 << 0) /* Half-dword swap: 0xAABBCCDD becomes 0xCCDDAABB */ # define R300_VC_HALF_DWORD_SWAP (3 << 0) /* The TCL engine will not be used (as it is logically or even physically removed) */ # define R300_VAP_TCL_BYPASS (1 << 8) /* Read only flag if TCL engine is busy. */ # define R300_VAP_PVS_BUSY (1 << 11) /* TODO: gap for MAX_MPS */ /* Read only flag if the vertex store is busy. */ # define R300_VAP_VS_BUSY (1 << 24) /* Read only flag if the reciprocal engine is busy. */ # define R300_VAP_RCP_BUSY (1 << 25) /* Read only flag if the viewport transform engine is busy. */ # define R300_VAP_VTE_BUSY (1 << 26) /* Read only flag if the memory interface unit is busy. */ # define R300_VAP_MUI_BUSY (1 << 27) /* Read only flag if the vertex cache is busy. */ # define R300_VAP_VC_BUSY (1 << 28) /* Read only flag if the vertex fetcher is busy. */ # define R300_VAP_VF_BUSY (1 << 29) /* Read only flag if the register pipeline is busy. */ # define R300_VAP_REGPIPE_BUSY (1 << 30) /* Read only flag if the VAP engine is busy. */ # define R300_VAP_VAP_BUSY (1 << 31) /* gap */ /* Where do we get our vertex data? * * Vertex data either comes either from immediate mode registers or from * vertex arrays. * There appears to be no mixed mode (though we can force the pitch of * vertex arrays to 0, effectively reusing the same element over and over * again). * * Immediate mode is controlled by the INPUT_CNTL registers. I am not sure * if these registers influence vertex array processing. * * Vertex arrays are controlled via the 3D_LOAD_VBPNTR packet3. * * In both cases, vertex attributes are then passed through INPUT_ROUTE. * * Beginning with INPUT_ROUTE_0_0 is a list of WORDs that route vertex data * into the vertex processor's input registers. * The first word routes the first input, the second word the second, etc. * The corresponding input is routed into the register with the given index. * The list is ended by a word with INPUT_ROUTE_END set. * * Always set COMPONENTS_4 in immediate mode. */ #define R300_VAP_INPUT_ROUTE_0_0 0x2150 # define R300_INPUT_ROUTE_COMPONENTS_1 (0 << 0) # define R300_INPUT_ROUTE_COMPONENTS_2 (1 << 0) # define R300_INPUT_ROUTE_COMPONENTS_3 (2 << 0) # define R300_INPUT_ROUTE_COMPONENTS_4 (3 << 0) # define R300_INPUT_ROUTE_COMPONENTS_RGBA (4 << 0) /* GUESS */ # define R300_VAP_INPUT_ROUTE_IDX_SHIFT 8 # define R300_VAP_INPUT_ROUTE_IDX_MASK (31 << 8) /* GUESS */ # define R300_VAP_INPUT_ROUTE_END (1 << 13) # define R300_INPUT_ROUTE_IMMEDIATE_MODE (0 << 14) /* GUESS */ # define R300_INPUT_ROUTE_FLOAT (1 << 14) /* GUESS */ # define R300_INPUT_ROUTE_UNSIGNED_BYTE (2 << 14) /* GUESS */ # define R300_INPUT_ROUTE_FLOAT_COLOR (3 << 14) /* GUESS */ #define R300_VAP_INPUT_ROUTE_0_1 0x2154 #define R300_VAP_INPUT_ROUTE_0_2 0x2158 #define R300_VAP_INPUT_ROUTE_0_3 0x215C #define R300_VAP_INPUT_ROUTE_0_4 0x2160 #define R300_VAP_INPUT_ROUTE_0_5 0x2164 #define R300_VAP_INPUT_ROUTE_0_6 0x2168 #define R300_VAP_INPUT_ROUTE_0_7 0x216C /* gap */ /* Notes: * - always set up to produce at least two attributes: * if vertex program uses only position, fglrx will set normal, too * - INPUT_CNTL_0_COLOR and INPUT_CNTL_COLOR bits are always equal. */ #define R300_VAP_INPUT_CNTL_0 0x2180 # define R300_INPUT_CNTL_0_COLOR 0x00000001 #define R300_VAP_INPUT_CNTL_1 0x2184 # define R300_INPUT_CNTL_POS 0x00000001 # define R300_INPUT_CNTL_NORMAL 0x00000002 # define R300_INPUT_CNTL_COLOR 0x00000004 # define R300_INPUT_CNTL_TC0 0x00000400 # define R300_INPUT_CNTL_TC1 0x00000800 # define R300_INPUT_CNTL_TC2 0x00001000 /* GUESS */ # define R300_INPUT_CNTL_TC3 0x00002000 /* GUESS */ # define R300_INPUT_CNTL_TC4 0x00004000 /* GUESS */ # define R300_INPUT_CNTL_TC5 0x00008000 /* GUESS */ # define R300_INPUT_CNTL_TC6 0x00010000 /* GUESS */ # define R300_INPUT_CNTL_TC7 0x00020000 /* GUESS */ #define R300_VAP_PSC_SGN_NORM_CNTL 0x21dc # define SGN_NORM_ZERO 0 # define SGN_NORM_ZERO_CLAMP_MINUS_ONE 1 # define SGN_NORM_NO_ZERO 2 /* gap */ /* Words parallel to INPUT_ROUTE_0; All words that are active in INPUT_ROUTE_0 * are set to a swizzling bit pattern, other words are 0. * * In immediate mode, the pattern is always set to xyzw. In vertex array * mode, the swizzling pattern is e.g. used to set zw components in texture * coordinates with only tweo components. */ #define R300_VAP_INPUT_ROUTE_1_0 0x21E0 # define R300_INPUT_ROUTE_SELECT_X 0 # define R300_INPUT_ROUTE_SELECT_Y 1 # define R300_INPUT_ROUTE_SELECT_Z 2 # define R300_INPUT_ROUTE_SELECT_W 3 # define R300_INPUT_ROUTE_SELECT_ZERO 4 # define R300_INPUT_ROUTE_SELECT_ONE 5 # define R300_INPUT_ROUTE_SELECT_MASK 7 # define R300_INPUT_ROUTE_X_SHIFT 0 # define R300_INPUT_ROUTE_Y_SHIFT 3 # define R300_INPUT_ROUTE_Z_SHIFT 6 # define R300_INPUT_ROUTE_W_SHIFT 9 # define R300_INPUT_ROUTE_ENABLE (15 << 12) #define R300_VAP_INPUT_ROUTE_1_1 0x21E4 #define R300_VAP_INPUT_ROUTE_1_2 0x21E8 #define R300_VAP_INPUT_ROUTE_1_3 0x21EC #define R300_VAP_INPUT_ROUTE_1_4 0x21F0 #define R300_VAP_INPUT_ROUTE_1_5 0x21F4 #define R300_VAP_INPUT_ROUTE_1_6 0x21F8 #define R300_VAP_INPUT_ROUTE_1_7 0x21FC /* END: Vertex data assembly */ /* gap */ /* BEGIN: Upload vertex program and data */ /* * The programmable vertex shader unit has a memory bank of unknown size * that can be written to in 16 byte units by writing the address into * UPLOAD_ADDRESS, followed by data in UPLOAD_DATA (multiples of 4 DWORDs). * * Pointers into the memory bank are always in multiples of 16 bytes. * * The memory bank is divided into areas with fixed meaning. * * Starting at address UPLOAD_PROGRAM: Vertex program instructions. * Native limits reported by drivers from ATI suggest size 256 (i.e. 4KB), * whereas the difference between known addresses suggests size 512. * * Starting at address UPLOAD_PARAMETERS: Vertex program parameters. * Native reported limits and the VPI layout suggest size 256, whereas * difference between known addresses suggests size 512. * * At address UPLOAD_POINTSIZE is a vector (0, 0, ps, 0), where ps is the * floating point pointsize. The exact purpose of this state is uncertain, * as there is also the R300_RE_POINTSIZE register. * * Multiple vertex programs and parameter sets can be loaded at once, * which could explain the size discrepancy. */ #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 # define R500_PVS_UPLOAD_CLIP_PLANE0 0x00000600 # define R500_PVS_UPLOAD_CLIP_PLANE1 0x00000601 # define R500_PVS_UPLOAD_CLIP_PLANE2 0x00000602 # define R500_PVS_UPLOAD_CLIP_PLANE3 0x00000603 # define R500_PVS_UPLOAD_CLIP_PLANE4 0x00000604 # define R500_PVS_UPLOAD_CLIP_PLANE5 0x00000605 /* * 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 /* END: Upload vertex program and data */ /* gap */ /* I do not know the purpose of this register. However, I do know that * it is set to 221C_CLEAR for clear operations and to 221C_NORMAL * for normal rendering. * * 2007-11-05: This register is the user clip plane control register, but there * also seems to be a rendering mode control; the NORMAL/CLEAR defines. * * See bug #9871. http://bugs.freedesktop.org/attachment.cgi?id=10672&action=view */ #define R300_VAP_CLIP_CNTL 0x221C # define R300_221C_NORMAL 0x00000000 # define R300_221C_CLEAR 0x0001C000 #define R300_VAP_UCP_ENABLE_0 (1 << 0) /* 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 0x222c /* gap */ /* Sometimes, END_OF_PKT and 0x2284=0 are the only commands sent between * rendering commands and overwriting vertex program parameters. * Therefore, I suspect writing zero to 0x2284 synchronizes the engine and * avoids bugs caused by still running shaders reading bad data from memory. */ #define R300_VAP_PVS_WAITIDLE 0x2284 /* GUESS */ /* Absolutely no clue what this register is about. */ #define R300_VAP_UNKNOWN_2288 0x2288 # define R300_2288_R300 0x00750000 /* -- nh */ # define R300_2288_RV350 0x0000FFFF /* -- Vladimir */ /* gap */ /* Addresses are relative to the vertex program instruction area of the * memory bank. PROGRAM_END points to the last instruction of the active * program * * 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 * 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. */ #define R300_VAP_PVS_CNTL_1 0x22D0 # define R300_PVS_CNTL_1_PROGRAM_START_SHIFT 0 # define R300_PVS_CNTL_1_POS_END_SHIFT 10 # define R300_PVS_CNTL_1_PROGRAM_END_SHIFT 20 /* Addresses are relative the the vertex program parameters area. */ #define R300_VAP_PVS_CNTL_2 0x22D4 # define R300_PVS_CNTL_2_PARAM_OFFSET_SHIFT 0 # define R300_PVS_CNTL_2_PARAM_COUNT_SHIFT 16 #define R300_VAP_PVS_CNTL_3 0x22D8 # define R300_PVS_CNTL_3_PROGRAM_UNKNOWN_SHIFT 10 # define R300_PVS_CNTL_3_PROGRAM_UNKNOWN2_SHIFT 0 /* The entire range from 0x2300 to 0x2AC inclusive seems to be used for * immediate vertices */ #define R300_VAP_VTX_COLOR_R 0x2464 #define R300_VAP_VTX_COLOR_G 0x2468 #define R300_VAP_VTX_COLOR_B 0x246C #define R300_VAP_VTX_POS_0_X_1 0x2490 /* used for glVertex2*() */ #define R300_VAP_VTX_POS_0_Y_1 0x2494 #define R300_VAP_VTX_COLOR_PKD 0x249C /* RGBA */ #define R300_VAP_VTX_POS_0_X_2 0x24A0 /* used for glVertex3*() */ #define R300_VAP_VTX_POS_0_Y_2 0x24A4 #define R300_VAP_VTX_POS_0_Z_2 0x24A8 /* write 0 to indicate end of packet? */ #define R300_VAP_VTX_END_OF_PKT 0x24AC /* gap */ /* These are values from r300_reg/r300_reg.h - they are known to be correct * and are here so we can use one register file instead of several * - Vladimir */ #define R300_GB_VAP_RASTER_VTX_FMT_0 0x4000 # define R300_GB_VAP_RASTER_VTX_FMT_0__POS_PRESENT (1<<0) # define R300_GB_VAP_RASTER_VTX_FMT_0__COLOR_0_PRESENT (1<<1) # define R300_GB_VAP_RASTER_VTX_FMT_0__COLOR_1_PRESENT (1<<2) # define R300_GB_VAP_RASTER_VTX_FMT_0__COLOR_2_PRESENT (1<<3) # define R300_GB_VAP_RASTER_VTX_FMT_0__COLOR_3_PRESENT (1<<4) # define R300_GB_VAP_RASTER_VTX_FMT_0__COLOR_SPACE (0xf<<5) # define R300_GB_VAP_RASTER_VTX_FMT_0__PT_SIZE_PRESENT (0x1<<16) #define R300_GB_VAP_RASTER_VTX_FMT_1 0x4004 /* each of the following is 3 bits wide, specifies number of components */ # define R300_GB_VAP_RASTER_VTX_FMT_1__TEX_0_COMP_CNT_SHIFT 0 # define R300_GB_VAP_RASTER_VTX_FMT_1__TEX_1_COMP_CNT_SHIFT 3 # define R300_GB_VAP_RASTER_VTX_FMT_1__TEX_2_COMP_CNT_SHIFT 6 # define R300_GB_VAP_RASTER_VTX_FMT_1__TEX_3_COMP_CNT_SHIFT 9 # define R300_GB_VAP_RASTER_VTX_FMT_1__TEX_4_COMP_CNT_SHIFT 12 # define R300_GB_VAP_RASTER_VTX_FMT_1__TEX_5_COMP_CNT_SHIFT 15 # define R300_GB_VAP_RASTER_VTX_FMT_1__TEX_6_COMP_CNT_SHIFT 18 # define R300_GB_VAP_RASTER_VTX_FMT_1__TEX_7_COMP_CNT_SHIFT 21 /* UNK30 seems to enables point to quad transformation on textures * (or something closely related to that). * This bit is rather fatal at the time being due to lackings at pixel * shader side */ #define R300_GB_ENABLE 0x4008 # define R300_GB_POINT_STUFF_ENABLE (1<<0) # define R300_GB_LINE_STUFF_ENABLE (1<<1) # define R300_GB_TRIANGLE_STUFF_ENABLE (1<<2) # define R300_GB_STENCIL_AUTO_ENABLE (1<<4) # define R300_GB_UNK31 (1<<31) /* each of the following is 2 bits wide */ #define R300_GB_TEX_REPLICATE 0 #define R300_GB_TEX_ST 1 #define R300_GB_TEX_STR 2 # define R300_GB_TEX0_SOURCE_SHIFT 16 # define R300_GB_TEX1_SOURCE_SHIFT 18 # define R300_GB_TEX2_SOURCE_SHIFT 20 # define R300_GB_TEX3_SOURCE_SHIFT 22 # define R300_GB_TEX4_SOURCE_SHIFT 24 # define R300_GB_TEX5_SOURCE_SHIFT 26 # define R300_GB_TEX6_SOURCE_SHIFT 28 # define R300_GB_TEX7_SOURCE_SHIFT 30 /* MSPOS - positions for multisample antialiasing (?) */ #define R300_GB_MSPOS0 0x4010 /* shifts - each of the fields is 4 bits */ # define R300_GB_MSPOS0__MS_X0_SHIFT 0 # define R300_GB_MSPOS0__MS_Y0_SHIFT 4 # define R300_GB_MSPOS0__MS_X1_SHIFT 8 # define R300_GB_MSPOS0__MS_Y1_SHIFT 12 # define R300_GB_MSPOS0__MS_X2_SHIFT 16 # define R300_GB_MSPOS0__MS_Y2_SHIFT 20 # define R300_GB_MSPOS0__MSBD0_Y 24 # define R300_GB_MSPOS0__MSBD0_X 28 #define R300_GB_MSPOS1 0x4014 # define R300_GB_MSPOS1__MS_X3_SHIFT 0 # define R300_GB_MSPOS1__MS_Y3_SHIFT 4 # define R300_GB_MSPOS1__MS_X4_SHIFT 8 # define R300_GB_MSPOS1__MS_Y4_SHIFT 12 # define R300_GB_MSPOS1__MS_X5_SHIFT 16 # define R300_GB_MSPOS1__MS_Y5_SHIFT 20 # define R300_GB_MSPOS1__MSBD1 24 #define R300_GB_TILE_CONFIG 0x4018 # define R300_GB_TILE_ENABLE (1<<0) # define R300_GB_TILE_PIPE_COUNT_RV300 0 # define R300_GB_TILE_PIPE_COUNT_R300 (3<<1) # define R300_GB_TILE_PIPE_COUNT_R420 (7<<1) # define R300_GB_TILE_PIPE_COUNT_RV410 (3<<1) # define R300_GB_TILE_SIZE_8 0 # define R300_GB_TILE_SIZE_16 (1<<4) # define R300_GB_TILE_SIZE_32 (2<<4) # define R300_GB_SUPER_SIZE_1 (0<<6) # define R300_GB_SUPER_SIZE_2 (1<<6) # define R300_GB_SUPER_SIZE_4 (2<<6) # define R300_GB_SUPER_SIZE_8 (3<<6) # define R300_GB_SUPER_SIZE_16 (4<<6) # define R300_GB_SUPER_SIZE_32 (5<<6) # define R300_GB_SUPER_SIZE_64 (6<<6) # define R300_GB_SUPER_SIZE_128 (7<<6) # define R300_GB_SUPER_X_SHIFT 9 /* 3 bits wide */ # define R300_GB_SUPER_Y_SHIFT 12 /* 3 bits wide */ # define R300_GB_SUPER_TILE_A 0 # define R300_GB_SUPER_TILE_B (1<<15) # define R300_GB_SUBPIXEL_1_12 0 # define R300_GB_SUBPIXEL_1_16 (1<<16) #define R300_GB_FIFO_SIZE 0x4024 /* each of the following is 2 bits wide */ #define R300_GB_FIFO_SIZE_32 0 #define R300_GB_FIFO_SIZE_64 1 #define R300_GB_FIFO_SIZE_128 2 #define R300_GB_FIFO_SIZE_256 3 # define R300_SC_IFIFO_SIZE_SHIFT 0 # define R300_SC_TZFIFO_SIZE_SHIFT 2 # define R300_SC_BFIFO_SIZE_SHIFT 4 # define R300_US_OFIFO_SIZE_SHIFT 12 # define R300_US_WFIFO_SIZE_SHIFT 14 /* the following use the same constants as above, but meaning is is times 2 (i.e. instead of 32 words it means 64 */ # define R300_RS_TFIFO_SIZE_SHIFT 6 # define R300_RS_CFIFO_SIZE_SHIFT 8 # define R300_US_RAM_SIZE_SHIFT 10 /* watermarks, 3 bits wide */ # define R300_RS_HIGHWATER_COL_SHIFT 16 # define R300_RS_HIGHWATER_TEX_SHIFT 19 # define R300_OFIFO_HIGHWATER_SHIFT 22 /* two bits only */ # define R300_CUBE_FIFO_HIGHWATER_COL_SHIFT 24 #define R300_GB_SELECT 0x401C # define R300_GB_FOG_SELECT_C0A 0 # define R300_GB_FOG_SELECT_C1A 1 # define R300_GB_FOG_SELECT_C2A 2 # define R300_GB_FOG_SELECT_C3A 3 # define R300_GB_FOG_SELECT_1_1_W 4 # define R300_GB_FOG_SELECT_Z 5 # define R300_GB_DEPTH_SELECT_Z 0 # define R300_GB_DEPTH_SELECT_1_1_W (1<<3) # define R300_GB_W_SELECT_1_W 0 # 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) # define R300_AA_SUBSAMPLES_4 (2<<1) # define R300_AA_SUBSAMPLES_6 (3<<1) /* gap */ /* Zero to flush caches. */ #define R300_TX_CNTL 0x4100 #define R300_TX_FLUSH 0x0 /* The upper enable bits are guessed, based on fglrx reported limits. */ #define R300_TX_ENABLE 0x4104 # define R300_TX_ENABLE_0 (1 << 0) # define R300_TX_ENABLE_1 (1 << 1) # define R300_TX_ENABLE_2 (1 << 2) # define R300_TX_ENABLE_3 (1 << 3) # define R300_TX_ENABLE_4 (1 << 4) # define R300_TX_ENABLE_5 (1 << 5) # define R300_TX_ENABLE_6 (1 << 6) # define R300_TX_ENABLE_7 (1 << 7) # define R300_TX_ENABLE_8 (1 << 8) # define R300_TX_ENABLE_9 (1 << 9) # define R300_TX_ENABLE_10 (1 << 10) # define R300_TX_ENABLE_11 (1 << 11) # define R300_TX_ENABLE_12 (1 << 12) # define R300_TX_ENABLE_13 (1 << 13) # define R300_TX_ENABLE_14 (1 << 14) # define R300_TX_ENABLE_15 (1 << 15) #define R500_TX_FILTER_4 0x4110 # define R500_TX_WEIGHT_1_SHIFT (0) # define R500_TX_WEIGHT_0_SHIFT (11) # define R500_TX_WEIGHT_PAIR (1<<22) # define R500_TX_PHASE_SHIFT (23) # define R500_TX_DIRECTION_HORIZONTAL (0<<27) # define R500_TX_DIRECTION_VERITCAL (1<<27) /* S Texture Coordinate of Vertex 0 for Point texture stuffing (LLC) */ #define R300_GA_POINT_S0 0x4200 /* S Texture Coordinate of Vertex 2 for Point texture stuffing (URC) */ #define R300_GA_POINT_S1 0x4208 #define R300_GA_TRIANGLE_STIPPLE 0x4214 /* The pointsize is given in multiples of 6. The pointsize can be * enormous: Clear() renders a single point that fills the entire * framebuffer. */ #define R300_GA_POINT_SIZE 0x421C # define R300_POINTSIZE_Y_SHIFT 0 # define R300_POINTSIZE_Y_MASK (0xFFFF << 0) /* GUESS */ # define R300_POINTSIZE_X_SHIFT 16 # define R300_POINTSIZE_X_MASK (0xFFFF << 16) /* GUESS */ # define R300_POINTSIZE_MAX (R300_POINTSIZE_Y_MASK / 6) /* Specifies maximum and minimum point & sprite sizes for per vertex size * specification. The lower part (15:0) is MIN and (31:16) is max. */ #define R300_GA_POINT_MINMAX 0x4230 # define R300_GA_POINT_MINMAX_MIN_SHIFT 0 # define R300_GA_POINT_MINMAX_MIN_MASK (0xFFFF << 0) # define R300_GA_POINT_MINMAX_MAX_SHIFT 16 # define R300_GA_POINT_MINMAX_MAX_MASK (0xFFFF << 16) /* The line width is given in multiples of 6. * In default mode lines are classified as vertical lines. * HO: horizontal * VE: vertical or horizontal * HO & VE: no classification */ #define R300_GA_LINE_CNTL 0x4234 # define R300_LINESIZE_SHIFT 0 # define R300_LINESIZE_MASK (0xFFFF << 0) /* GUESS */ # define R300_LINESIZE_MAX (R300_LINESIZE_MASK / 6) # define R300_LINE_CNT_HO (1 << 16) # define R300_LINE_CNT_VE (1 << 17) /* Some sort of scale or clamp value for texcoordless textures. */ #define R300_GA_LINE_STIPPLE_CONFIG 0x4238 #define R500_GA_US_VECTOR_INDEX 0x4250 #define R500_GA_US_VECTOR_DATA 0x4254 /* Current value of stipple accumulator. */ #define R300_GA_LINE_STIPPLE_VALUE 0x4260 /* Something shade related */ #define R300_GA_ENHANCE 0x4274 #define R300_GA_COLOR_CONTROL 0x4278 /** TODO: either remove or use new definitions to "emulate" */ # define R300_RE_SHADE_MODEL_SMOOTH 0x3aaaa /** TODO: either remove or use new definitions to "emulate" */ # define R300_RE_SHADE_MODEL_FLAT 0x39595 # define R300_GA_COLOR_CONTROL_RGB0_SHADING_SOLID (0 << 0) # define R300_GA_COLOR_CONTROL_RGB0_SHADING_FLAT (1 << 0) # define R300_GA_COLOR_CONTROL_RGB0_SHADING_GOURAUD (2 << 0) # define R300_GA_COLOR_CONTROL_ALPHA0_SHADING_SOLID (0 << 2) # define R300_GA_COLOR_CONTROL_ALPHA0_SHADING_FLAT (1 << 2) # define R300_GA_COLOR_CONTROL_ALPHA0_SHADING_GOURAUD (2 << 2) # define R300_GA_COLOR_CONTROL_RGB1_SHADING_SOLID (0 << 4) # define R300_GA_COLOR_CONTROL_RGB1_SHADING_FLAT (1 << 4) # define R300_GA_COLOR_CONTROL_RGB1_SHADING_GOURAUD (2 << 4) # define R300_GA_COLOR_CONTROL_ALPHA1_SHADING_SOLID (0 << 6) # define R300_GA_COLOR_CONTROL_ALPHA1_SHADING_FLAT (1 << 6) # define R300_GA_COLOR_CONTROL_ALPHA1_SHADING_GOURAUD (2 << 6) # define R300_GA_COLOR_CONTROL_RGB2_SHADING_SOLID (0 << 8) # define R300_GA_COLOR_CONTROL_RGB2_SHADING_FLAT (1 << 8) # define R300_GA_COLOR_CONTROL_RGB2_SHADING_GOURAUD (2 << 8) # define R300_GA_COLOR_CONTROL_ALPHA3_SHADING_SOLID (0 << 10) # define R300_GA_COLOR_CONTROL_ALPHA3_SHADING_FLAT (1 << 10) # define R300_GA_COLOR_CONTROL_ALPHA3_SHADING_GOURAUD (2 << 10) # define R300_GA_COLOR_CONTROL_RGB4_SHADING_SOLID (0 << 12) # define R300_GA_COLOR_CONTROL_RGB4_SHADING_FLAT (1 << 12) # define R300_GA_COLOR_CONTROL_RGB4_SHADING_GOURAUD (2 << 12) # define R300_GA_COLOR_CONTROL_ALPHA4_SHADING_SOLID (0 << 14) # define R300_GA_COLOR_CONTROL_ALPHA4_SHADING_FLAT (1 << 14) # define R300_GA_COLOR_CONTROL_ALPHA4_SHADING_GOURAUD (2 << 14) # define R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_FIRST (0 << 16) # define R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_SECOND (1 << 16) # define R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_THIRD (2 << 16) # define R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST (3 << 16) #define R300_GA_SOLID_RG 0x427c #define R300_GA_SOLID_BA 0x4280 /* Dangerous */ #define R300_GA_POLY_MODE 0x4288 # define R300_PM_ENABLED (1 << 0) # define R300_PM_FRONT_POINT (0 << 0) # define R300_PM_BACK_POINT (0 << 0) # define R300_PM_FRONT_LINE (1 << 4) # define R300_PM_FRONT_FILL (1 << 5) # define R300_PM_BACK_LINE (1 << 7) # define R300_PM_BACK_FILL (1 << 8) #define R300_GA_ROUND_MODE 0x428c /* Fog parameters */ #define R300_RE_FOG_SCALE 0x4294 #define R300_RE_FOG_START 0x4298 /* Not sure why there are duplicate of factor and constant values. * My best guess so far is that there are seperate zbiases for test and write. * Ordering might be wrong. * Some of the tests indicate that fgl has a fallback implementation of zbias * via pixel shaders. */ #define R300_RE_ZBIAS_CNTL 0x42A0 /* GUESS */ #define R300_RE_ZBIAS_T_FACTOR 0x42A4 #define R300_RE_ZBIAS_T_CONSTANT 0x42A8 #define R300_RE_ZBIAS_W_FACTOR 0x42AC #define R300_RE_ZBIAS_W_CONSTANT 0x42B0 /* This register needs to be set to (1<<1) for RV350 to correctly * perform depth test (see --vb-triangles in r300_demo) * Don't know about other chips. - Vladimir * This is set to 3 when GL_POLYGON_OFFSET_FILL is on. * My guess is that there are two bits for each zbias primitive * (FILL, LINE, POINT). * One to enable depth test and one for depth write. * Yet this doesnt explain why depth writes work ... */ #define R300_RE_OCCLUSION_CNTL 0x42B4 # define R300_OCCLUSION_ON (1<<1) #define R300_RE_CULL_CNTL 0x42B8 # define R300_CULL_FRONT (1 << 0) # define R300_CULL_BACK (1 << 1) # define R300_FRONT_FACE_CCW (0 << 2) # define R300_FRONT_FACE_CW (1 << 2) /* SU Depth Scale value */ #define R300_SU_DEPTH_SCALE 0x42c0 /* SU Depth Offset value */ #define R300_SU_DEPTH_OFFSET 0x42c4 /* BEGIN: Rasterization / Interpolators - many guesses */ /* * TC_CNT is the number of incoming texture coordinate sets (i.e. it depends * on the vertex program, *not* the fragment program) */ #define R300_RS_COUNT 0x4300 # define R300_IT_COUNT_SHIFT 0 # define R300_IT_COUNT_MASK (0x7f << 0) # define R300_IC_COUNT_SHIFT 7 # define R300_IC_COUNT_MASK (0xf << 0) # define R300_W_ADDR_SHIFT 12 # define R300_W_ADDR_MASK (0x3f << 12) # define R300_HIRES_EN (1<<18) #define R300_RS_INST_COUNT 0x4304 # define R300_RS_INST_COUNT_MASK 0xf # define R300_RS_TX_OFFSET_SHIFT 5 /* gap */ /* Only used for texture coordinates. * Use the source field to route texture coordinate input from the * vertex program to the desired interpolator. Note that the source * field is relative to the outputs the vertex program *actually* * writes. If a vertex program only writes texcoord[1], this will * be source index 0. * Set INTERP_USED on all interpolators that produce data used by * the fragment program. INTERP_USED looks like a swizzling mask, * but I haven't seen it used that way. * * Note: The _UNKNOWN constants are always set in their respective * register. I don't know if this is necessary. */ #define R300_RS_INTERP_0 0x4310 #define R300_RS_INTERP_1 0x4314 # define R300_RS_INTERP_1_UNKNOWN 0x40 #define R300_RS_INTERP_2 0x4318 # define R300_RS_INTERP_2_UNKNOWN 0x80 #define R300_RS_INTERP_3 0x431C # define R300_RS_INTERP_3_UNKNOWN 0xC0 #define R300_RS_INTERP_4 0x4320 #define R300_RS_INTERP_5 0x4324 #define R300_RS_INTERP_6 0x4328 #define R300_RS_INTERP_7 0x432C # define R300_RS_INTERP_SRC_SHIFT 2 # define R300_RS_INTERP_SRC_MASK (7 << 2) # define R300_RS_INTERP_USED 0x00D10000 /* These DWORDs control how vertex data is routed into fragment program * registers, after interpolators. */ #define R300_RS_ROUTE_0 0x4330 #define R300_RS_ROUTE_1 0x4334 #define R300_RS_ROUTE_2 0x4338 #define R300_RS_ROUTE_3 0x433C /* GUESS */ #define R300_RS_ROUTE_4 0x4340 /* GUESS */ #define R300_RS_ROUTE_5 0x4344 /* GUESS */ #define R300_RS_ROUTE_6 0x4348 /* GUESS */ #define R300_RS_ROUTE_7 0x434C /* GUESS */ # define R300_RS_ROUTE_SOURCE_INTERP_0 0 # define R300_RS_ROUTE_SOURCE_INTERP_1 1 # define R300_RS_ROUTE_SOURCE_INTERP_2 2 # define R300_RS_ROUTE_SOURCE_INTERP_3 3 # define R300_RS_ROUTE_SOURCE_INTERP_4 4 # define R300_RS_ROUTE_SOURCE_INTERP_5 5 /* GUESS */ # define R300_RS_ROUTE_SOURCE_INTERP_6 6 /* GUESS */ # define R300_RS_ROUTE_SOURCE_INTERP_7 7 /* GUESS */ # define R300_RS_ROUTE_ENABLE (1 << 3) /* GUESS */ # define R300_RS_ROUTE_DEST_SHIFT 6 # define R300_RS_ROUTE_DEST_MASK (31 << 6) /* GUESS */ /* 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 # define R300_RS_ROUTE_0_COLOR_DEST_MASK (31 << 17) /* GUESS */ /* As above, but for secondary color */ # define R300_RS_ROUTE_1_COLOR1 (1 << 14) # define R300_RS_ROUTE_1_COLOR1_DEST_SHIFT 17 # define R300_RS_ROUTE_1_COLOR1_DEST_MASK (31 << 17) # define R300_RS_ROUTE_1_UNKNOWN11 (1 << 11) /* END: Rasterization / Interpolators - many guesses */ /* Hierarchical Z Enable */ #define R300_SC_HYPERZ 0x43a4 # define R300_SC_HYPERZ_DISABLE (0 << 0) # define R300_SC_HYPERZ_ENABLE (1 << 0) # define R300_SC_HYPERZ_MIN (0 << 1) # define R300_SC_HYPERZ_MAX (1 << 1) # define R300_SC_HYPERZ_ADJ_256 (0 << 2) # define R300_SC_HYPERZ_ADJ_128 (1 << 2) # define R300_SC_HYPERZ_ADJ_64 (2 << 2) # define R300_SC_HYPERZ_ADJ_32 (3 << 2) # define R300_SC_HYPERZ_ADJ_16 (4 << 2) # define R300_SC_HYPERZ_ADJ_8 (5 << 2) # define R300_SC_HYPERZ_ADJ_4 (6 << 2) # define R300_SC_HYPERZ_ADJ_2 (7 << 2) # define R300_SC_HYPERZ_HZ_Z0MIN_NO (0 << 5) # define R300_SC_HYPERZ_HZ_Z0MIN (1 << 5) # define R300_SC_HYPERZ_HZ_Z0MAX_NO (0 << 6) # define R300_SC_HYPERZ_HZ_Z0MAX (1 << 6) /* BEGIN: Scissors and cliprects */ /* There are four clipping rectangles. Their corner coordinates are inclusive. * Every pixel is assigned a number from 0 and 15 by setting bits 0-3 depending * on whether the pixel is inside cliprects 0-3, respectively. For example, * if a pixel is inside cliprects 0 and 1, but outside 2 and 3, it is assigned * the number 3 (binary 0011). * Iff the bit corresponding to the pixel's number in RE_CLIPRECT_CNTL is set, * the pixel is rasterized. * * In addition to this, there is a scissors rectangle. Only pixels inside the * scissors rectangle are drawn. (coordinates are inclusive) * * For some reason, the top-left corner of the framebuffer is at (1440, 1440) * for the purpose of clipping and scissors. */ #define R300_RE_CLIPRECT_TL_0 0x43B0 #define R300_RE_CLIPRECT_BR_0 0x43B4 #define R300_RE_CLIPRECT_TL_1 0x43B8 #define R300_RE_CLIPRECT_BR_1 0x43BC #define R300_RE_CLIPRECT_TL_2 0x43C0 #define R300_RE_CLIPRECT_BR_2 0x43C4 #define R300_RE_CLIPRECT_TL_3 0x43C8 #define R300_RE_CLIPRECT_BR_3 0x43CC # define R300_CLIPRECT_OFFSET 1440 # define R300_CLIPRECT_MASK 0x1FFF # define R300_CLIPRECT_X_SHIFT 0 # define R300_CLIPRECT_X_MASK (0x1FFF << 0) # define R300_CLIPRECT_Y_SHIFT 13 # define R300_CLIPRECT_Y_MASK (0x1FFF << 13) #define R300_RE_CLIPRECT_CNTL 0x43D0 # define R300_CLIP_OUT (1 << 0) # define R300_CLIP_0 (1 << 1) # define R300_CLIP_1 (1 << 2) # define R300_CLIP_10 (1 << 3) # define R300_CLIP_2 (1 << 4) # define R300_CLIP_20 (1 << 5) # define R300_CLIP_21 (1 << 6) # define R300_CLIP_210 (1 << 7) # define R300_CLIP_3 (1 << 8) # define R300_CLIP_30 (1 << 9) # define R300_CLIP_31 (1 << 10) # define R300_CLIP_310 (1 << 11) # define R300_CLIP_32 (1 << 12) # define R300_CLIP_320 (1 << 13) # define R300_CLIP_321 (1 << 14) # define R300_CLIP_3210 (1 << 15) /* gap */ #define R300_RE_SCISSORS_TL 0x43E0 #define R300_RE_SCISSORS_BR 0x43E4 # define R300_SCISSORS_OFFSET 1440 # define R300_SCISSORS_X_SHIFT 0 # define R300_SCISSORS_X_MASK (0x1FFF << 0) # define R300_SCISSORS_Y_SHIFT 13 # define R300_SCISSORS_Y_MASK (0x1FFF << 13) /* Screen door sample mask */ #define R300_SC_SCREENDOOR 0x43e8 /* END: Scissors and cliprects */ /* BEGIN: Texture specification */ /* * The texture specification dwords are grouped by meaning and not by texture * unit. This means that e.g. the offset for texture image unit N is found in * register TX_OFFSET_0 + (4*N) */ #define R300_TX_FILTER_0 0x4400 # define R300_TX_REPEAT 0 # define R300_TX_MIRRORED 1 # define R300_TX_CLAMP 4 # define R300_TX_CLAMP_TO_EDGE 2 # define R300_TX_CLAMP_TO_BORDER 6 # define R300_TX_WRAP_S_SHIFT 0 # define R300_TX_WRAP_S_MASK (7 << 0) # define R300_TX_WRAP_T_SHIFT 3 # define R300_TX_WRAP_T_MASK (7 << 3) # define R300_TX_WRAP_Q_SHIFT 6 # define R300_TX_WRAP_Q_MASK (7 << 6) # define R300_TX_MAG_FILTER_NEAREST (1 << 9) # define R300_TX_MAG_FILTER_LINEAR (2 << 9) # define R300_TX_MAG_FILTER_MASK (3 << 9) # define R300_TX_MIN_FILTER_NEAREST (1 << 11) # define R300_TX_MIN_FILTER_LINEAR (2 << 11) # define R300_TX_MIN_FILTER_NEAREST_MIP_NEAREST (5 << 11) # define R300_TX_MIN_FILTER_NEAREST_MIP_LINEAR (9 << 11) # define R300_TX_MIN_FILTER_LINEAR_MIP_NEAREST (6 << 11) # define R300_TX_MIN_FILTER_LINEAR_MIP_LINEAR (10 << 11) /* NOTE: NEAREST doesnt seem to exist. * Im not seting MAG_FILTER_MASK and (3 << 11) on for all * anisotropy modes because that would void selected mag filter */ # define R300_TX_MIN_FILTER_ANISO_NEAREST (0 << 13) # define R300_TX_MIN_FILTER_ANISO_LINEAR (0 << 13) # define R300_TX_MIN_FILTER_ANISO_NEAREST_MIP_NEAREST (1 << 13) # define R300_TX_MIN_FILTER_ANISO_NEAREST_MIP_LINEAR (2 << 13) # define R300_TX_MIN_FILTER_MASK ( (15 << 11) | (3 << 13) ) # define R300_TX_MAX_ANISO_1_TO_1 (0 << 21) # define R300_TX_MAX_ANISO_2_TO_1 (2 << 21) # define R300_TX_MAX_ANISO_4_TO_1 (4 << 21) # define R300_TX_MAX_ANISO_8_TO_1 (6 << 21) # define R300_TX_MAX_ANISO_16_TO_1 (8 << 21) # define R300_TX_MAX_ANISO_MASK (14 << 21) #define R300_TX_FILTER1_0 0x4440 # define R300_CHROMA_KEY_MODE_DISABLE 0 # define R300_CHROMA_KEY_FORCE 1 # define R300_CHROMA_KEY_BLEND 2 # define R300_MC_ROUND_NORMAL (0<<2) # define R300_MC_ROUND_MPEG4 (1<<2) # define R300_LOD_BIAS_MASK 0x1fff # define R300_EDGE_ANISO_EDGE_DIAG (0<<13) # define R300_EDGE_ANISO_EDGE_ONLY (1<<13) # define R300_MC_COORD_TRUNCATE_DISABLE (0<<14) # define R300_MC_COORD_TRUNCATE_MPEG (1<<14) # define R300_TX_TRI_PERF_0_8 (0<<15) # define R300_TX_TRI_PERF_1_8 (1<<15) # define R300_TX_TRI_PERF_1_4 (2<<15) # define R300_TX_TRI_PERF_3_8 (3<<15) # define R300_ANISO_THRESHOLD_MASK (7<<17) # define R500_MACRO_SWITCH (1<<22) # define R500_BORDER_FIX (1<<31) #define R300_TX_SIZE_0 0x4480 # define R300_TX_WIDTHMASK_SHIFT 0 # define R300_TX_WIDTHMASK_MASK (2047 << 0) # define R300_TX_HEIGHTMASK_SHIFT 11 # define R300_TX_HEIGHTMASK_MASK (2047 << 11) # define R300_TX_DEPTHMASK_SHIFT 22 # define R300_TX_DEPTHMASK_MASK (0xf << 22) # define R300_TX_MAX_MIP_LEVEL_SHIFT 26 # define R300_TX_MAX_MIP_LEVEL_MASK (0xf << 26) # define R300_TX_SIZE_PROJECTED (1<<30) # define R300_TX_SIZE_TXPITCH_EN (1<<31) #define R300_TX_FORMAT_0 0x44C0 /* The interpretation of the format word by Wladimir van der Laan */ /* The X, Y, Z and W refer to the layout of the components. They are given meanings as R, G, B and Alpha by the swizzle specification */ # define R300_TX_FORMAT_X8 0x0 # define R500_TX_FORMAT_X1 0x0 // bit set in format 2 # define R300_TX_FORMAT_X16 0x1 # define R500_TX_FORMAT_X1_REV 0x0 // bit set in format 2 # define R300_TX_FORMAT_Y4X4 0x2 # define R300_TX_FORMAT_Y8X8 0x3 # define R300_TX_FORMAT_Y16X16 0x4 # define R300_TX_FORMAT_Z3Y3X2 0x5 # define R300_TX_FORMAT_Z5Y6X5 0x6 # define R300_TX_FORMAT_Z6Y5X5 0x7 # define R300_TX_FORMAT_Z11Y11X10 0x8 # define R300_TX_FORMAT_Z10Y11X11 0x9 # define R300_TX_FORMAT_W4Z4Y4X4 0xA # define R300_TX_FORMAT_W1Z5Y5X5 0xB # define R300_TX_FORMAT_W8Z8Y8X8 0xC # define R300_TX_FORMAT_W2Z10Y10X10 0xD # define R300_TX_FORMAT_W16Z16Y16X16 0xE # define R300_TX_FORMAT_DXT1 0xF # define R300_TX_FORMAT_DXT3 0x10 # define R300_TX_FORMAT_DXT5 0x11 # define R300_TX_FORMAT_D3DMFT_CxV8U8 0x12 /* no swizzle */ # define R300_TX_FORMAT_A8R8G8B8 0x13 /* no swizzle */ # define R300_TX_FORMAT_B8G8_B8G8 0x14 /* no swizzle */ # define R300_TX_FORMAT_G8R8_G8B8 0x15 /* no swizzle */ /* These two values are wrong, but they're the only values that * produce any even vaguely correct results. Can r300 only do 16-bit * depth textures? */ # define R300_TX_FORMAT_X24_Y8 0x1e # define R300_TX_FORMAT_X32 0x1e /* 0x16 - some 16 bit green format.. ?? */ # define R300_TX_FORMAT_UNK25 (1 << 25) /* no swizzle */ # define R300_TX_FORMAT_CUBIC_MAP (1 << 26) /* gap */ /* Floating point formats */ /* Note - hardware supports both 16 and 32 bit floating point */ # define R300_TX_FORMAT_FL_I16 0x18 # define R300_TX_FORMAT_FL_I16A16 0x19 # define R300_TX_FORMAT_FL_R16G16B16A16 0x1A # define R300_TX_FORMAT_FL_I32 0x1B # define R300_TX_FORMAT_FL_I32A32 0x1C # define R300_TX_FORMAT_FL_R32G32B32A32 0x1D /* alpha modes, convenience mostly */ /* if you have alpha, pick constant appropriate to the number of channels (1 for I8, 2 for I8A8, 4 for R8G8B8A8, etc */ # define R300_TX_FORMAT_ALPHA_1CH 0x000 # define R300_TX_FORMAT_ALPHA_2CH 0x200 # define R300_TX_FORMAT_ALPHA_4CH 0x600 # define R300_TX_FORMAT_ALPHA_NONE 0xA00 /* Swizzling */ /* constants */ # define R300_TX_FORMAT_X 0 # define R300_TX_FORMAT_Y 1 # define R300_TX_FORMAT_Z 2 # define R300_TX_FORMAT_W 3 # define R300_TX_FORMAT_ZERO 4 # define R300_TX_FORMAT_ONE 5 /* 2.0*Z, everything above 1.0 is set to 0.0 */ # define R300_TX_FORMAT_CUT_Z 6 /* 2.0*W, everything above 1.0 is set to 0.0 */ # define R300_TX_FORMAT_CUT_W 7 # define R300_TX_FORMAT_B_SHIFT 18 # define R300_TX_FORMAT_G_SHIFT 15 # define R300_TX_FORMAT_R_SHIFT 12 # define R300_TX_FORMAT_A_SHIFT 9 /* Convenience macro to take care of layout and swizzling */ # define R300_EASY_TX_FORMAT(B, G, R, A, FMT) ( \ ((R300_TX_FORMAT_##B)< 0.5, return ARG0, else return ARG1 * - CMP: If ARG2 < 0, return ARG1, else return ARG0 * - FLR: use FRC+MAD * - XPD: use MAD+MAD * - SGE, SLT: use MAD+CMP * - RSQ: use ABS modifier for argument * - Use OUTC_REPL_ALPHA to write results of an alpha-only operation * (e.g. RCP) into color register * - apparently, there's no quick DST operation * - fglrx set FPI2_UNKNOWN_31 on a "MAD fragment.color, tmp0, tmp1, tmp2" * - fglrx set FPI2_UNKNOWN_31 on a "MAX r2, r1, c0" * - fglrx once set FPI0_UNKNOWN_31 on a "FRC r1, r1" * * Operand selection * First stage selects three sources from the available registers and * constant parameters. This is defined in INSTR1 (color) and INSTR3 (alpha). * fglrx sorts the three source fields: Registers before constants, * lower indices before higher indices; I do not know whether this is * necessary. * * fglrx fills unused sources with "read constant 0" * According to specs, you cannot select more than two different constants. * * Second stage selects the operands from the sources. This is defined in * INSTR0 (color) and INSTR2 (alpha). You can also select the special constants * zero and one. * Swizzling and negation happens in this stage, as well. * * Important: Color and alpha seem to be mostly separate, i.e. their sources * selection appears to be fully independent (the register storage is probably * physically split into a color and an alpha section). * However (because of the apparent physical split), there is some interaction * WRT swizzling. If, for example, you want to load an R component into an * Alpha operand, this R component is taken from a *color* source, not from * an alpha source. The corresponding register doesn't even have to appear in * the alpha sources list. (I hope this all makes sense to you) * * Destination selection * The destination register index is in FPI1 (color) and FPI3 (alpha) * together with enable bits. * There are separate enable bits for writing into temporary registers * (DSTC_REG_* /DSTA_REG) and and program output registers (DSTC_OUTPUT_* * /DSTA_OUTPUT). You can write to both at once, or not write at all (the * same index must be used for both). * * Note: There is a special form for LRP * - Argument order is the same as in ARB_fragment_program. * - Operation is MAD * - ARG1 is set to ARGC_SRC1C_LRP/ARGC_SRC1A_LRP * - Set FPI0/FPI2_SPECIAL_LRP * Arbitrary LRP (including support for swizzling) requires vanilla MAD+MAD */ #define R300_PFS_INSTR1_0 0x46C0 # define R300_FPI1_SRC0C_SHIFT 0 # define R300_FPI1_SRC0C_MASK (31 << 0) # define R300_FPI1_SRC0C_CONST (1 << 5) # define R300_FPI1_SRC1C_SHIFT 6 # define R300_FPI1_SRC1C_MASK (31 << 6) # define R300_FPI1_SRC1C_CONST (1 << 11) # define R300_FPI1_SRC2C_SHIFT 12 # define R300_FPI1_SRC2C_MASK (31 << 12) # define R300_FPI1_SRC2C_CONST (1 << 17) # define R300_FPI1_SRC_MASK 0x0003ffff # define R300_FPI1_DSTC_SHIFT 18 # define R300_FPI1_DSTC_MASK (31 << 18) # define R300_FPI1_DSTC_REG_MASK_SHIFT 23 # define R300_FPI1_DSTC_REG_X (1 << 23) # define R300_FPI1_DSTC_REG_Y (1 << 24) # define R300_FPI1_DSTC_REG_Z (1 << 25) # define R300_FPI1_DSTC_OUTPUT_MASK_SHIFT 26 # define R300_FPI1_DSTC_OUTPUT_X (1 << 26) # define R300_FPI1_DSTC_OUTPUT_Y (1 << 27) # define R300_FPI1_DSTC_OUTPUT_Z (1 << 28) #define R300_PFS_INSTR3_0 0x47C0 # define R300_FPI3_SRC0A_SHIFT 0 # define R300_FPI3_SRC0A_MASK (31 << 0) # define R300_FPI3_SRC0A_CONST (1 << 5) # define R300_FPI3_SRC1A_SHIFT 6 # define R300_FPI3_SRC1A_MASK (31 << 6) # define R300_FPI3_SRC1A_CONST (1 << 11) # define R300_FPI3_SRC2A_SHIFT 12 # define R300_FPI3_SRC2A_MASK (31 << 12) # define R300_FPI3_SRC2A_CONST (1 << 17) # define R300_FPI3_SRC_MASK 0x0003ffff # define R300_FPI3_DSTA_SHIFT 18 # define R300_FPI3_DSTA_MASK (31 << 18) # define R300_FPI3_DSTA_REG (1 << 23) # define R300_FPI3_DSTA_OUTPUT (1 << 24) # define R300_FPI3_DSTA_DEPTH (1 << 27) #define R300_PFS_INSTR0_0 0x48C0 # define R300_FPI0_ARGC_SRC0C_XYZ 0 # define R300_FPI0_ARGC_SRC0C_XXX 1 # define R300_FPI0_ARGC_SRC0C_YYY 2 # define R300_FPI0_ARGC_SRC0C_ZZZ 3 # define R300_FPI0_ARGC_SRC1C_XYZ 4 # define R300_FPI0_ARGC_SRC1C_XXX 5 # define R300_FPI0_ARGC_SRC1C_YYY 6 # define R300_FPI0_ARGC_SRC1C_ZZZ 7 # define R300_FPI0_ARGC_SRC2C_XYZ 8 # define R300_FPI0_ARGC_SRC2C_XXX 9 # define R300_FPI0_ARGC_SRC2C_YYY 10 # define R300_FPI0_ARGC_SRC2C_ZZZ 11 # define R300_FPI0_ARGC_SRC0A 12 # define R300_FPI0_ARGC_SRC1A 13 # define R300_FPI0_ARGC_SRC2A 14 # define R300_FPI0_ARGC_SRC1C_LRP 15 # define R300_FPI0_ARGC_ZERO 20 # define R300_FPI0_ARGC_ONE 21 /* GUESS */ # define R300_FPI0_ARGC_HALF 22 # define R300_FPI0_ARGC_SRC0C_YZX 23 # define R300_FPI0_ARGC_SRC1C_YZX 24 # define R300_FPI0_ARGC_SRC2C_YZX 25 # define R300_FPI0_ARGC_SRC0C_ZXY 26 # define R300_FPI0_ARGC_SRC1C_ZXY 27 # define R300_FPI0_ARGC_SRC2C_ZXY 28 # define R300_FPI0_ARGC_SRC0CA_WZY 29 # define R300_FPI0_ARGC_SRC1CA_WZY 30 # define R300_FPI0_ARGC_SRC2CA_WZY 31 # define R300_FPI0_ARG0C_SHIFT 0 # define R300_FPI0_ARG0C_MASK (31 << 0) # define R300_FPI0_ARG0C_NEG (1 << 5) # define R300_FPI0_ARG0C_ABS (1 << 6) # define R300_FPI0_ARG1C_SHIFT 7 # define R300_FPI0_ARG1C_MASK (31 << 7) # define R300_FPI0_ARG1C_NEG (1 << 12) # define R300_FPI0_ARG1C_ABS (1 << 13) # define R300_FPI0_ARG2C_SHIFT 14 # define R300_FPI0_ARG2C_MASK (31 << 14) # define R300_FPI0_ARG2C_NEG (1 << 19) # define R300_FPI0_ARG2C_ABS (1 << 20) # define R300_FPI0_SPECIAL_LRP (1 << 21) # define R300_FPI0_OUTC_MAD (0 << 23) # define R300_FPI0_OUTC_DP3 (1 << 23) # define R300_FPI0_OUTC_DP4 (2 << 23) # define R300_FPI0_OUTC_MIN (4 << 23) # define R300_FPI0_OUTC_MAX (5 << 23) # define R300_FPI0_OUTC_CMPH (7 << 23) # define R300_FPI0_OUTC_CMP (8 << 23) # define R300_FPI0_OUTC_FRC (9 << 23) # define R300_FPI0_OUTC_REPL_ALPHA (10 << 23) # define R300_FPI0_OUTC_SAT (1 << 30) # define R300_FPI0_INSERT_NOP (1 << 31) #define R300_PFS_INSTR2_0 0x49C0 # define R300_FPI2_ARGA_SRC0C_X 0 # define R300_FPI2_ARGA_SRC0C_Y 1 # define R300_FPI2_ARGA_SRC0C_Z 2 # define R300_FPI2_ARGA_SRC1C_X 3 # define R300_FPI2_ARGA_SRC1C_Y 4 # define R300_FPI2_ARGA_SRC1C_Z 5 # define R300_FPI2_ARGA_SRC2C_X 6 # define R300_FPI2_ARGA_SRC2C_Y 7 # define R300_FPI2_ARGA_SRC2C_Z 8 # define R300_FPI2_ARGA_SRC0A 9 # define R300_FPI2_ARGA_SRC1A 10 # define R300_FPI2_ARGA_SRC2A 11 # define R300_FPI2_ARGA_SRC1A_LRP 15 # define R300_FPI2_ARGA_ZERO 16 # define R300_FPI2_ARGA_ONE 17 /* GUESS */ # define R300_FPI2_ARGA_HALF 18 # define R300_FPI2_ARG0A_SHIFT 0 # define R300_FPI2_ARG0A_MASK (31 << 0) # define R300_FPI2_ARG0A_NEG (1 << 5) /* GUESS */ # define R300_FPI2_ARG0A_ABS (1 << 6) # define R300_FPI2_ARG1A_SHIFT 7 # define R300_FPI2_ARG1A_MASK (31 << 7) # define R300_FPI2_ARG1A_NEG (1 << 12) /* GUESS */ # define R300_FPI2_ARG1A_ABS (1 << 13) # define R300_FPI2_ARG2A_SHIFT 14 # define R300_FPI2_ARG2A_MASK (31 << 14) # define R300_FPI2_ARG2A_NEG (1 << 19) /* GUESS */ # define R300_FPI2_ARG2A_ABS (1 << 20) # define R300_FPI2_SPECIAL_LRP (1 << 21) # define R300_FPI2_OUTA_MAD (0 << 23) # define R300_FPI2_OUTA_DP4 (1 << 23) # define R300_FPI2_OUTA_MIN (2 << 23) # define R300_FPI2_OUTA_MAX (3 << 23) # define R300_FPI2_OUTA_CMP (6 << 23) # define R300_FPI2_OUTA_FRC (7 << 23) # define R300_FPI2_OUTA_EX2 (8 << 23) # define R300_FPI2_OUTA_LG2 (9 << 23) # define R300_FPI2_OUTA_RCP (10 << 23) # define R300_FPI2_OUTA_RSQ (11 << 23) # define R300_FPI2_OUTA_SAT (1 << 30) # define R300_FPI2_UNKNOWN_31 (1 << 31) /* END: Fragment program instruction set */ /* Fog state and color */ #define R300_RE_FOG_STATE 0x4BC0 # define R300_FOG_DISABLE (0 << 0) # define R300_FOG_ENABLE (1 << 0) # define R300_FOG_MODE_LINEAR (0 << 1) # define R300_FOG_MODE_EXP (1 << 1) # define R300_FOG_MODE_EXP2 (2 << 1) # define R300_FOG_MODE_MASK (3 << 1) #define R300_FOG_COLOR_R 0x4BC8 #define R300_FOG_COLOR_G 0x4BCC #define R300_FOG_COLOR_B 0x4BD0 /* Constant Factor for Fog Blending */ #define R300_FG_FOG_FACTOR 0x4bc4 #define R300_PP_ALPHA_TEST 0x4BD4 # define R300_REF_ALPHA_MASK 0x000000ff # define R300_ALPHA_TEST_FAIL (0 << 8) # define R300_ALPHA_TEST_LESS (1 << 8) # define R300_ALPHA_TEST_LEQUAL (3 << 8) # define R300_ALPHA_TEST_EQUAL (2 << 8) # define R300_ALPHA_TEST_GEQUAL (6 << 8) # define R300_ALPHA_TEST_GREATER (4 << 8) # define R300_ALPHA_TEST_NEQUAL (5 << 8) # define R300_ALPHA_TEST_PASS (7 << 8) # define R300_ALPHA_TEST_OP_MASK (7 << 8) # define R300_ALPHA_TEST_ENABLE (1 << 11) /* Where does the depth come from? */ #define R300_FG_DEPTH_SRC 0x4bd8 # define R300_FG_DEPTH_SRC_SCAN (0 << 0) # define R300_FG_DEPTH_SRC_SHADER (1 << 0) /* Alpha Compare Value */ #define R300_FG_ALPHA_VALUE 0x4be0 /* gap */ /* Fragment program parameters in 7.16 floating point */ #define R300_PFS_PARAM_0_X 0x4C00 #define R300_PFS_PARAM_0_Y 0x4C04 #define R300_PFS_PARAM_0_Z 0x4C08 #define R300_PFS_PARAM_0_W 0x4C0C /* GUESS: PARAM_31 is last, based on native limits reported by fglrx */ #define R300_PFS_PARAM_31_X 0x4DF0 #define R300_PFS_PARAM_31_Y 0x4DF4 #define R300_PFS_PARAM_31_Z 0x4DF8 #define R300_PFS_PARAM_31_W 0x4DFC /* Unpipelined. */ #define R300_RB3D_CCTL 0x4e00 /* gap in AMD docs */ # define R300_RB3D_CCTL_NUM_MULTIWRITES_1_BUFFER (0 << 5) # define R300_RB3D_CCTL_NUM_MULTIWRITES_2_BUFFERS (1 << 5) # define R300_RB3D_CCTL_NUM_MULTIWRITES_3_BUFFERS (2 << 5) # define R300_RB3D_CCTL_NUM_MULTIWRITES_4_BUFFERS (3 << 5) # define R300_RB3D_CCTL_CLRCMP_FLIPE_DISABLE (0 << 7) # define R300_RB3D_CCTL_CLRCMP_FLIPE_ENABLE (1 << 7) /* gap in AMD docs */ # define R300_RB3D_CCTL_AA_COMPRESSION_DISABLE (0 << 9) # define R300_RB3D_CCTL_AA_COMPRESSION_ENABLE (1 << 9) # define R300_RB3D_CCTL_CMASK_DISABLE (0 << 10) # define R300_RB3D_CCTL_CMASK_ENABLE (1 << 10) /* reserved */ # define R300_RB3D_CCTL_INDEPENDENT_COLOR_CHANNEL_MASK_DISABLE (0 << 12) # define R300_RB3D_CCTL_INDEPENDENT_COLOR_CHANNEL_MASK_ENABLE (1 << 12) # define R300_RB3D_CCTL_WRITE_COMPRESSION_ENABLE (0 << 13) # define R300_RB3D_CCTL_WRITE_COMPRESSION_DISABLE (1 << 13) # define R300_RB3D_CCTL_INDEPENDENT_COLORFORMAT_ENABLE_DISABLE (0 << 14) # define R300_RB3D_CCTL_INDEPENDENT_COLORFORMAT_ENABLE_ENABLE (1 << 14) /* Notes: * - AFAIK fglrx always sets BLEND_UNKNOWN when blending is used in * the application * - AFAIK fglrx always sets BLEND_NO_SEPARATE when CBLEND and ABLEND * are set to the same * function (both registers are always set up completely in any case) * - Most blend flags are simply copied from R200 and not tested yet */ #define R300_RB3D_CBLEND 0x4E04 #define R300_RB3D_ABLEND 0x4E08 /* the following only appear in CBLEND */ # define R300_BLEND_ENABLE (1 << 0) # define R300_BLEND_UNKNOWN (3 << 1) # define R300_BLEND_NO_SEPARATE (1 << 3) /* the following are shared between CBLEND and ABLEND */ # define R300_FCN_MASK (3 << 12) # define R300_COMB_FCN_ADD_CLAMP (0 << 12) # define R300_COMB_FCN_ADD_NOCLAMP (1 << 12) # define R300_COMB_FCN_SUB_CLAMP (2 << 12) # define R300_COMB_FCN_SUB_NOCLAMP (3 << 12) # define R300_COMB_FCN_MIN (4 << 12) # define R300_COMB_FCN_MAX (5 << 12) # define R300_COMB_FCN_RSUB_CLAMP (6 << 12) # define R300_COMB_FCN_RSUB_NOCLAMP (7 << 12) # define R300_BLEND_GL_ZERO (32) # define R300_BLEND_GL_ONE (33) # define R300_BLEND_GL_SRC_COLOR (34) # define R300_BLEND_GL_ONE_MINUS_SRC_COLOR (35) # define R300_BLEND_GL_DST_COLOR (36) # define R300_BLEND_GL_ONE_MINUS_DST_COLOR (37) # define R300_BLEND_GL_SRC_ALPHA (38) # define R300_BLEND_GL_ONE_MINUS_SRC_ALPHA (39) # define R300_BLEND_GL_DST_ALPHA (40) # define R300_BLEND_GL_ONE_MINUS_DST_ALPHA (41) # define R300_BLEND_GL_SRC_ALPHA_SATURATE (42) # define R300_BLEND_GL_CONST_COLOR (43) # define R300_BLEND_GL_ONE_MINUS_CONST_COLOR (44) # define R300_BLEND_GL_CONST_ALPHA (45) # define R300_BLEND_GL_ONE_MINUS_CONST_ALPHA (46) # define R300_BLEND_MASK (63) # define R300_SRC_BLEND_SHIFT (16) # define R300_DST_BLEND_SHIFT (24) #define R300_RB3D_BLEND_COLOR 0x4E10 #define R300_RB3D_COLORMASK 0x4E0C # define R300_COLORMASK0_B (1<<0) # define R300_COLORMASK0_G (1<<1) # define R300_COLORMASK0_R (1<<2) # define R300_COLORMASK0_A (1<<3) /* gap */ #define R300_RB3D_COLOROFFSET0 0x4E28 # define R300_COLOROFFSET_MASK 0xFFFFFFF0 /* GUESS */ #define R300_RB3D_COLOROFFSET1 0x4E2C /* GUESS */ #define R300_RB3D_COLOROFFSET2 0x4E30 /* GUESS */ #define R300_RB3D_COLOROFFSET3 0x4E34 /* GUESS */ /* gap */ /* Bit 16: Larger tiles * Bit 17: 4x2 tiles * Bit 18: Extremely weird tile like, but some pixels duplicated? */ #define R300_RB3D_COLORPITCH0 0x4E38 # define R300_COLORPITCH_MASK 0x00001FF8 /* GUESS */ # define R300_COLOR_TILE_ENABLE (1 << 16) /* GUESS */ # define R300_COLOR_MICROTILE_ENABLE (1 << 17) /* GUESS */ # define R300_COLOR_ENDIAN_NO_SWAP (0 << 18) /* GUESS */ # define R300_COLOR_ENDIAN_WORD_SWAP (1 << 18) /* GUESS */ # define R300_COLOR_ENDIAN_DWORD_SWAP (2 << 18) /* GUESS */ # define R300_COLOR_FORMAT_RGB565 (2 << 22) # define R300_COLOR_FORMAT_ARGB8888 (3 << 22) #define R300_RB3D_COLORPITCH1 0x4E3C /* GUESS */ #define R300_RB3D_COLORPITCH2 0x4E40 /* GUESS */ #define R300_RB3D_COLORPITCH3 0x4E44 /* GUESS */ /* gap */ /* Guess by Vladimir. * Set to 0A before 3D operations, set to 02 afterwards. */ #define R300_RB3D_DSTCACHE_CTLSTAT 0x4E4C # define R300_RB3D_DSTCACHE_UNKNOWN_02 0x00000002 # define R300_RB3D_DSTCACHE_UNKNOWN_0A 0x0000000A #define R300_RB3D_DITHER_CTL 0x4E50 # define R300_RB3D_DITHER_CTL_DITHER_MODE_TRUNCATE (0 << 0) # define R300_RB3D_DITHER_CTL_DITHER_MODE_ROUND (1 << 0) # define R300_RB3D_DITHER_CTL_DITHER_MODE_LUT (2 << 0) /* reserved */ # define R300_RB3D_DITHER_CTL_ALPHA_DITHER_MODE_TRUNCATE (0 << 2) # define R300_RB3D_DITHER_CTL_ALPHA_DITHER_MODE_ROUND (1 << 2) # define R300_RB3D_DITHER_CTL_ALPHA_DITHER_MODE_LUT (2 << 2) /* reserved */ /* Resolve Buffer Control. Unpipelined */ #define R300_RB3D_AARESOLVE_CTL 0x4e88 # define R300_RB3D_AARESOLVE_CTL_AARESOLVE_MODE_NORMAL (0 << 0) # define R300_RB3D_AARESOLVE_CTL_AARESOLVE_MODE_RESOLVE (1 << 0) # define R300_RB3D_AARESOLVE_CTL_AARESOLVE_GAMMA_10 (0 << 1) # define R300_RB3D_AARESOLVE_CTL_AARESOLVE_GAMMA_22 (1 << 1) # define R300_RB3D_AARESOLVE_CTL_AARESOLVE_ALPHA_SAMPLE0 (0 << 2) # define R300_RB3D_AARESOLVE_CTL_AARESOLVE_ALPHA_AVERAGE (1 << 2) /* Discard src pixels less than or equal to threshold. */ #define RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD 0x4ea0 /* TODO: add shift and mask for this one */ /* gap */ /* There seems to be no "write only" setting, so use Z-test = ALWAYS * for this. * Bit (1<<8) is the "test" bit. so plain write is 6 - vd */ #define R300_RB3D_ZSTENCIL_CNTL_0 0x4F00 # define R300_RB3D_Z_DISABLED_1 0x00000010 # define R300_RB3D_Z_DISABLED_2 0x00000014 # define R300_RB3D_Z_TEST 0x00000012 # define R300_RB3D_Z_TEST_AND_WRITE 0x00000016 # define R300_RB3D_Z_WRITE_ONLY 0x00000006 # define R300_RB3D_Z_TEST 0x00000012 # define R300_RB3D_Z_TEST_AND_WRITE 0x00000016 # define R300_RB3D_Z_WRITE_ONLY 0x00000006 # define R300_RB3D_STENCIL_ENABLE 0x00000001 #define R300_RB3D_ZSTENCIL_CNTL_1 0x4F04 /* functions */ # define R300_ZS_NEVER 0 # define R300_ZS_LESS 1 # define R300_ZS_LEQUAL 2 # define R300_ZS_EQUAL 3 # define R300_ZS_GEQUAL 4 # define R300_ZS_GREATER 5 # define R300_ZS_NOTEQUAL 6 # define R300_ZS_ALWAYS 7 # define R300_ZS_MASK 7 /* operations */ # define R300_ZS_KEEP 0 # define R300_ZS_ZERO 1 # define R300_ZS_REPLACE 2 # define R300_ZS_INCR 3 # define R300_ZS_DECR 4 # define R300_ZS_INVERT 5 # define R300_ZS_INCR_WRAP 6 # define R300_ZS_DECR_WRAP 7 /* front and back refer to operations done for front and back faces, i.e. separate stencil function support */ # define R300_RB3D_ZS1_DEPTH_FUNC_SHIFT 0 # define R300_RB3D_ZS1_FRONT_FUNC_SHIFT 3 # define R300_RB3D_ZS1_FRONT_FAIL_OP_SHIFT 6 # define R300_RB3D_ZS1_FRONT_ZPASS_OP_SHIFT 9 # define R300_RB3D_ZS1_FRONT_ZFAIL_OP_SHIFT 12 # define R300_RB3D_ZS1_BACK_FUNC_SHIFT 15 # define R300_RB3D_ZS1_BACK_FAIL_OP_SHIFT 18 # define R300_RB3D_ZS1_BACK_ZPASS_OP_SHIFT 21 # define R300_RB3D_ZS1_BACK_ZFAIL_OP_SHIFT 24 #define R300_RB3D_ZSTENCIL_CNTL_2 0x4F08 # define R300_RB3D_ZS2_STENCIL_REF_SHIFT 0 # define R300_RB3D_ZS2_STENCIL_MASK 0xFF # define R300_RB3D_ZS2_STENCIL_MASK_SHIFT 8 # define R300_RB3D_ZS2_STENCIL_WRITE_MASK_SHIFT 16 /* gap */ #define R300_RB3D_ZSTENCIL_FORMAT 0x4F10 # define R300_DEPTH_FORMAT_16BIT_INT_Z (0 << 0) # define R300_DEPTH_FORMAT_24BIT_INT_Z (2 << 0) /* 16 bit format or some aditional bit ? */ # define R300_DEPTH_FORMAT_UNK32 (32 << 0) #define R300_RB3D_EARLY_Z 0x4F14 # define R300_EARLY_Z_DISABLE (0 << 0) # define R300_EARLY_Z_ENABLE (1 << 0) /* gap */ #define R300_RB3D_ZCACHE_CTLSTAT 0x4F18 /* GUESS */ # define R300_RB3D_ZCACHE_UNKNOWN_01 0x1 # define R300_RB3D_ZCACHE_UNKNOWN_03 0x3 #define R300_ZB_BW_CNTL 0x4f1c # define R300_HIZ_DISABLE (0 << 0) # define R300_HIZ_ENABLE (1 << 0) # define R300_HIZ_MIN (0 << 1) # define R300_HIZ_MAX (1 << 1) # define R300_FAST_FILL_DISABLE (0 << 2) # define R300_FAST_FILL_ENABLE (1 << 2) # define R300_RD_COMP_DISABLE (0 << 3) # define R300_RD_COMP_ENABLE (1 << 3) # define R300_WR_COMP_DISABLE (0 << 4) # define R300_WR_COMP_ENABLE (1 << 4) # define R300_ZB_CB_CLEAR_RMW (0 << 5) # define R300_ZB_CB_CLEAR_CACHE_LINEAR (1 << 5) # define R300_FORCE_COMPRESSED_STENCIL_VALUE_DISABLE (0 << 6) # define R300_FORCE_COMPRESSED_STENCIL_VALUE_ENABLE (1 << 6) # define R300_ZEQUAL_OPTIMIZE_ENABLE (0 << 7) # define R300_ZEQUAL_OPTIMIZE_DISABLE (1 << 7) # define R300_SEQUAL_OPTIMIZE_ENABLE (0 << 8) # define R300_SEQUAL_OPTIMIZE_DISABLE (1 << 8) /* gap in AMD docs */ # define R300_BMASK_ENABLE (0 << 10) # define R300_BMASK_DISABLE (1 << 10) # define R300_HIZ_EQUAL_REJECT_DISABLE (0 << 11) # define R300_HIZ_EQUAL_REJECT_ENABLE (1 << 11) # define R300_HIZ_FP_EXP_BITS_DISABLE (0 << 12) # define R300_HIZ_FP_EXP_BITS_1 (1 << 12) # define R300_HIZ_FP_EXP_BITS_2 (2 << 12) # define R300_HIZ_FP_EXP_BITS_3 (3 << 12) # define R300_HIZ_FP_EXP_BITS_4 (4 << 12) # define R300_HIZ_FP_EXP_BITS_5 (5 << 12) # define R300_HIZ_FP_INVERT_LEADING_ONES (0 << 15) # define R300_HIZ_FP_INVERT_LEADING_ZEROS (1 << 15) # define R300_TILE_OVERWRITE_RECOMPRESSION_ENABLE (0 << 16) # define R300_TILE_OVERWRITE_RECOMPRESSION_DISABLE (1 << 16) # define R300_CONTIGUOUS_6XAA_SAMPLES_ENABLE (0 << 17) # define R300_CONTIGUOUS_6XAA_SAMPLES_DISABLE (1 << 17) # define R300_PEQ_PACKING_DISABLE (0 << 18) # define R300_PEQ_PACKING_ENABLE (1 << 18) # define R300_COVERED_PTR_MASKING_DISABLE (0 << 18) # define R300_COVERED_PTR_MASKING_ENABLE (1 << 18) /* gap */ #define R300_RB3D_DEPTHOFFSET 0x4F20 #define R300_RB3D_DEPTHPITCH 0x4F24 # define R300_DEPTHPITCH_MASK 0x00001FF8 /* GUESS */ # define R300_DEPTH_TILE_ENABLE (1 << 16) /* GUESS */ # define R300_DEPTH_MICROTILE_ENABLE (1 << 17) /* GUESS */ # define R300_DEPTH_ENDIAN_NO_SWAP (0 << 18) /* GUESS */ # define R300_DEPTH_ENDIAN_WORD_SWAP (1 << 18) /* GUESS */ # define R300_DEPTH_ENDIAN_DWORD_SWAP (2 << 18) /* GUESS */ /* Z Buffer Clear Value */ #define ZB_DEPTHCLEARVALUE 0x4f28 /* Hierarchical Z Memory Offset */ #define ZB_HIZ_OFFSET 0x4f44 /* Hierarchical Z Read Index */ #define ZB_HIZ_RDINDEX 0x4f48 /* Hierarchical Z Write Index */ #define ZB_HIZ_WRINDEX 0x4f50 /* Hierarchical Z Pitch */ #define ZB_HIZ_PITCH 0x4f54 /* BEGIN: Vertex program instruction set */ /* Every instruction is four dwords long: * DWORD 0: output and opcode * DWORD 1: first argument * DWORD 2: second argument * DWORD 3: third argument * * Notes: * - ABS r, a is implemented as MAX r, a, -a * - MOV is implemented as ADD to zero * - XPD is implemented as MUL + MAD * - FLR is implemented as FRC + ADD * - apparently, fglrx tries to schedule instructions so that there is at * least one instruction between the write to a temporary and the first * read from said temporary; however, violations of this scheduling are * allowed * - register indices seem to be unrelated with OpenGL aliasing to * conventional state * - only one attribute and one parameter can be loaded at a time; however, * the same attribute/parameter can be used for more than one argument * - the second software argument for POW is the third hardware argument * (no idea why) * - MAD with only temporaries as input seems to use VPI_OUT_SELECT_MAD_2 * * There is some magic surrounding LIT: * The single argument is replicated across all three inputs, but swizzled: * First argument: xyzy * Second argument: xyzx * Third argument: xyzw * Whenever the result is used later in the fragment program, fglrx forces * x and w to be 1.0 in the input selection; I don't know whether this is * strictly necessary */ #define R300_VPI_OUT_OP_DOT (1 << 0) #define R300_VPI_OUT_OP_MUL (2 << 0) #define R300_VPI_OUT_OP_ADD (3 << 0) #define R300_VPI_OUT_OP_MAD (4 << 0) #define R300_VPI_OUT_OP_DST (5 << 0) #define R300_VPI_OUT_OP_FRC (6 << 0) #define R300_VPI_OUT_OP_MAX (7 << 0) #define R300_VPI_OUT_OP_MIN (8 << 0) #define R300_VPI_OUT_OP_SGE (9 << 0) #define R300_VPI_OUT_OP_SLT (10 << 0) /* Used in GL_POINT_DISTANCE_ATTENUATION_ARB, vector(scalar, vector) */ #define R300_VPI_OUT_OP_UNK12 (12 << 0) #define R300_VPI_OUT_OP_ARL (13 << 0) #define R300_VPI_OUT_OP_EXP (65 << 0) #define R300_VPI_OUT_OP_LOG (66 << 0) /* Used in fog computations, scalar(scalar) */ #define R300_VPI_OUT_OP_UNK67 (67 << 0) #define R300_VPI_OUT_OP_LIT (68 << 0) #define R300_VPI_OUT_OP_POW (69 << 0) #define R300_VPI_OUT_OP_RCP (70 << 0) #define R300_VPI_OUT_OP_RSQ (72 << 0) /* Used in GL_POINT_DISTANCE_ATTENUATION_ARB, scalar(scalar) */ #define R300_VPI_OUT_OP_UNK73 (73 << 0) #define R300_VPI_OUT_OP_EX2 (75 << 0) #define R300_VPI_OUT_OP_LG2 (76 << 0) #define R300_VPI_OUT_OP_MAD_2 (128 << 0) /* all temps, vector(scalar, vector, vector) */ #define R300_VPI_OUT_OP_UNK129 (129 << 0) #define R300_VPI_OUT_REG_CLASS_TEMPORARY (0 << 8) #define R300_VPI_OUT_REG_CLASS_ADDR (1 << 8) #define R300_VPI_OUT_REG_CLASS_RESULT (2 << 8) #define R300_VPI_OUT_REG_CLASS_MASK (31 << 8) #define R300_VPI_OUT_REG_INDEX_SHIFT 13 /* GUESS based on fglrx native limits */ #define R300_VPI_OUT_REG_INDEX_MASK (31 << 13) #define R300_VPI_OUT_WRITE_X (1 << 20) #define R300_VPI_OUT_WRITE_Y (1 << 21) #define R300_VPI_OUT_WRITE_Z (1 << 22) #define R300_VPI_OUT_WRITE_W (1 << 23) #define R300_VPI_IN_REG_CLASS_TEMPORARY (0 << 0) #define R300_VPI_IN_REG_CLASS_ATTRIBUTE (1 << 0) #define R300_VPI_IN_REG_CLASS_PARAMETER (2 << 0) #define R300_VPI_IN_REG_CLASS_NONE (9 << 0) #define R300_VPI_IN_REG_CLASS_MASK (31 << 0) #define R300_VPI_IN_REG_INDEX_SHIFT 5 /* GUESS based on fglrx native limits */ #define R300_VPI_IN_REG_INDEX_MASK (255 << 5) /* The R300 can select components from the input register arbitrarily. * Use the following constants, shifted by the component shift you * want to select */ #define R300_VPI_IN_SELECT_X 0 #define R300_VPI_IN_SELECT_Y 1 #define R300_VPI_IN_SELECT_Z 2 #define R300_VPI_IN_SELECT_W 3 #define R300_VPI_IN_SELECT_ZERO 4 #define R300_VPI_IN_SELECT_ONE 5 #define R300_VPI_IN_SELECT_MASK 7 #define R300_VPI_IN_X_SHIFT 13 #define R300_VPI_IN_Y_SHIFT 16 #define R300_VPI_IN_Z_SHIFT 19 #define R300_VPI_IN_W_SHIFT 22 #define R300_VPI_IN_NEG_X (1 << 25) #define R300_VPI_IN_NEG_Y (1 << 26) #define R300_VPI_IN_NEG_Z (1 << 27) #define R300_VPI_IN_NEG_W (1 << 28) /* END: Vertex program instruction set */ /* BEGIN: Packet 3 commands */ /* A primitive emission dword. */ #define R300_PRIM_TYPE_NONE (0 << 0) #define R300_PRIM_TYPE_POINT (1 << 0) #define R300_PRIM_TYPE_LINE (2 << 0) #define R300_PRIM_TYPE_LINE_STRIP (3 << 0) #define R300_PRIM_TYPE_TRI_LIST (4 << 0) #define R300_PRIM_TYPE_TRI_FAN (5 << 0) #define R300_PRIM_TYPE_TRI_STRIP (6 << 0) #define R300_PRIM_TYPE_TRI_TYPE2 (7 << 0) #define R300_PRIM_TYPE_RECT_LIST (8 << 0) #define R300_PRIM_TYPE_3VRT_POINT_LIST (9 << 0) #define R300_PRIM_TYPE_3VRT_LINE_LIST (10 << 0) /* GUESS (based on r200) */ #define R300_PRIM_TYPE_POINT_SPRITES (11 << 0) #define R300_PRIM_TYPE_LINE_LOOP (12 << 0) #define R300_PRIM_TYPE_QUADS (13 << 0) #define R300_PRIM_TYPE_QUAD_STRIP (14 << 0) #define R300_PRIM_TYPE_POLYGON (15 << 0) #define R300_PRIM_TYPE_MASK 0xF #define R300_PRIM_WALK_IND (1 << 4) #define R300_PRIM_WALK_LIST (2 << 4) #define R300_PRIM_WALK_RING (3 << 4) #define R300_PRIM_WALK_MASK (3 << 4) /* GUESS (based on r200) */ #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: * 0. VAP_VTX_FMT: The first parameter is not written to hardware * 1. VAP_VF_CTL: The second parameter is a standard primitive emission dword. */ #define R300_PACKET3_3D_DRAW_VBUF 0x00002800 /* Draw a primitive from immediate vertices in this packet * Up to 16382 dwords: * 0. VAP_VTX_FMT: The first parameter is not written to hardware * 1. VAP_VF_CTL: The second parameter is a standard primitive emission dword. * 2 to end: Up to 16380 dwords of vertex data. */ #define R300_PACKET3_3D_DRAW_IMMD 0x00002900 /* Draw a primitive from vertex data in arrays loaded via 3D_LOAD_VBPNTR and * immediate vertices in this packet * Up to 16382 dwords: * 0. VAP_VTX_FMT: The first parameter is not written to hardware * 1. VAP_VF_CTL: The second parameter is a standard primitive emission dword. * 2 to end: Up to 16380 dwords of vertex data. */ #define R300_PACKET3_3D_DRAW_INDX 0x00002A00 /* Specify the full set of vertex arrays as (address, stride). * The first parameter is the number of vertex arrays specified. * The rest of the command is a variable length list of blocks, where * each block is three dwords long and specifies two arrays. * The first dword of a block is split into two words, the lower significant * word refers to the first array, the more significant word to the second * array in the block. * The low byte of each word contains the size of an array entry in dwords, * the high byte contains the stride of the array. * The second dword of a block contains the pointer to the first array, * the third dword of a block contains the pointer to the second array. * Note that if the total number of arrays is odd, the third dword of * the last block is omitted. */ #define R300_PACKET3_3D_LOAD_VBPNTR 0x00002F00 #define R300_PACKET3_INDX_BUFFER 0x00003300 # define R300_EB_UNK1_SHIFT 24 # define R300_EB_UNK1 (0x80<<24) # define R300_EB_UNK2 0x0810 /* Same as R300_PACKET3_3D_DRAW_VBUF but without VAP_VTX_FMT */ #define R300_PACKET3_3D_DRAW_VBUF_2 0x00003400 /* Same as R300_PACKET3_3D_DRAW_IMMD but without VAP_VTX_FMT */ #define R300_PACKET3_3D_DRAW_IMMD_2 0x00003500 /* Same as R300_PACKET3_3D_DRAW_INDX but without VAP_VTX_FMT */ #define R300_PACKET3_3D_DRAW_INDX_2 0x00003600 /* Clears a portion of hierachical Z RAM * 3 dword parameters * 0. START * 1. COUNT: 13:0 (max is 0x3FFF) * 2. CLEAR_VALUE: Value to write into HIZ RAM. */ #define R300_PACKET3_3D_CLEAR_HIZ 0x00003700 /* Draws a set of primitives using vertex buffers pointed by the state data. * At least 2 Parameters: * 0. VAP_VF_CNTL: The first parameter is a standard primitive emission dword. * 2 to end: Data or indices (see other 3D_DRAW_* packets for details) */ #define R300_PACKET3_3D_DRAW_128 0x00003900 /* END: Packet 3 commands */ /* Color formats for 2d packets */ #define R300_CP_COLOR_FORMAT_CI8 2 #define R300_CP_COLOR_FORMAT_ARGB1555 3 #define R300_CP_COLOR_FORMAT_RGB565 4 #define R300_CP_COLOR_FORMAT_ARGB8888 6 #define R300_CP_COLOR_FORMAT_RGB332 7 #define R300_CP_COLOR_FORMAT_RGB8 9 #define R300_CP_COLOR_FORMAT_ARGB4444 15 /* * CP type-3 packets */ #define R300_CP_CMD_BITBLT_MULTI 0xC0009B00 #endif /* _R300_REG_H */ /* *INDENT-ON* */