1 /* 2 * Copyright 2005 Nicolai Haehnle et al. 3 * Copyright 2008 Advanced Micro Devices, Inc. 4 * Copyright 2009 Jerome Glisse. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 * 24 * Authors: Nicolai Haehnle 25 * Jerome Glisse 26 */ 27 #ifndef _R300_REG_H_ 28 #define _R300_REG_H_ 29 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD: stable/10/sys/dev/drm2/radeon/r300_reg.h 261455 2014-02-04 03:36:42Z eadler $"); 32 33 #define R300_SURF_TILE_MACRO (1<<16) 34 #define R300_SURF_TILE_MICRO (2<<16) 35 #define R300_SURF_TILE_BOTH (3<<16) 36 37 38 #define R300_MC_INIT_MISC_LAT_TIMER 0x180 39 # define R300_MC_MISC__MC_CPR_INIT_LAT_SHIFT 0 40 # define R300_MC_MISC__MC_VF_INIT_LAT_SHIFT 4 41 # define R300_MC_MISC__MC_DISP0R_INIT_LAT_SHIFT 8 42 # define R300_MC_MISC__MC_DISP1R_INIT_LAT_SHIFT 12 43 # define R300_MC_MISC__MC_FIXED_INIT_LAT_SHIFT 16 44 # define R300_MC_MISC__MC_E2R_INIT_LAT_SHIFT 20 45 # define R300_MC_MISC__MC_SAME_PAGE_PRIO_SHIFT 24 46 # define R300_MC_MISC__MC_GLOBW_INIT_LAT_SHIFT 28 47 48 #define R300_MC_INIT_GFX_LAT_TIMER 0x154 49 # define R300_MC_MISC__MC_G3D0R_INIT_LAT_SHIFT 0 50 # define R300_MC_MISC__MC_G3D1R_INIT_LAT_SHIFT 4 51 # define R300_MC_MISC__MC_G3D2R_INIT_LAT_SHIFT 8 52 # define R300_MC_MISC__MC_G3D3R_INIT_LAT_SHIFT 12 53 # define R300_MC_MISC__MC_TX0R_INIT_LAT_SHIFT 16 54 # define R300_MC_MISC__MC_TX1R_INIT_LAT_SHIFT 20 55 # define R300_MC_MISC__MC_GLOBR_INIT_LAT_SHIFT 24 56 # define R300_MC_MISC__MC_GLOBW_FULL_LAT_SHIFT 28 57 58 /* 59 * This file contains registers and constants for the R300. They have been 60 * found mostly by examining command buffers captured using glxtest, as well 61 * as by extrapolating some known registers and constants from the R200. 62 * I am fairly certain that they are correct unless stated otherwise 63 * in comments. 64 */ 65 66 #define R300_SE_VPORT_XSCALE 0x1D98 67 #define R300_SE_VPORT_XOFFSET 0x1D9C 68 #define R300_SE_VPORT_YSCALE 0x1DA0 69 #define R300_SE_VPORT_YOFFSET 0x1DA4 70 #define R300_SE_VPORT_ZSCALE 0x1DA8 71 #define R300_SE_VPORT_ZOFFSET 0x1DAC 72 73 74 /* 75 * Vertex Array Processing (VAP) Control 76 * Stolen from r200 code from Christoph Brill (It's a guess!) 77 */ 78 #define R300_VAP_CNTL 0x2080 79 80 /* This register is written directly and also starts data section 81 * in many 3d CP_PACKET3's 82 */ 83 #define R300_VAP_VF_CNTL 0x2084 84 # define R300_VAP_VF_CNTL__PRIM_TYPE__SHIFT 0 85 # define R300_VAP_VF_CNTL__PRIM_NONE (0<<0) 86 # define R300_VAP_VF_CNTL__PRIM_POINTS (1<<0) 87 # define R300_VAP_VF_CNTL__PRIM_LINES (2<<0) 88 # define R300_VAP_VF_CNTL__PRIM_LINE_STRIP (3<<0) 89 # define R300_VAP_VF_CNTL__PRIM_TRIANGLES (4<<0) 90 # define R300_VAP_VF_CNTL__PRIM_TRIANGLE_FAN (5<<0) 91 # define R300_VAP_VF_CNTL__PRIM_TRIANGLE_STRIP (6<<0) 92 # define R300_VAP_VF_CNTL__PRIM_LINE_LOOP (12<<0) 93 # define R300_VAP_VF_CNTL__PRIM_QUADS (13<<0) 94 # define R300_VAP_VF_CNTL__PRIM_QUAD_STRIP (14<<0) 95 # define R300_VAP_VF_CNTL__PRIM_POLYGON (15<<0) 96 97 # define R300_VAP_VF_CNTL__PRIM_WALK__SHIFT 4 98 /* State based - direct writes to registers trigger vertex 99 generation */ 100 # define R300_VAP_VF_CNTL__PRIM_WALK_STATE_BASED (0<<4) 101 # define R300_VAP_VF_CNTL__PRIM_WALK_INDICES (1<<4) 102 # define R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_LIST (2<<4) 103 # define R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_EMBEDDED (3<<4) 104 105 /* I don't think I saw these three used.. */ 106 # define R300_VAP_VF_CNTL__COLOR_ORDER__SHIFT 6 107 # define R300_VAP_VF_CNTL__TCL_OUTPUT_CTL_ENA__SHIFT 9 108 # define R300_VAP_VF_CNTL__PROG_STREAM_ENA__SHIFT 10 109 110 /* index size - when not set the indices are assumed to be 16 bit */ 111 # define R300_VAP_VF_CNTL__INDEX_SIZE_32bit (1<<11) 112 /* number of vertices */ 113 # define R300_VAP_VF_CNTL__NUM_VERTICES__SHIFT 16 114 115 /* BEGIN: Wild guesses */ 116 #define R300_VAP_OUTPUT_VTX_FMT_0 0x2090 117 # define R300_VAP_OUTPUT_VTX_FMT_0__POS_PRESENT (1<<0) 118 # define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_PRESENT (1<<1) 119 # define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_1_PRESENT (1<<2) /* GUESS */ 120 # define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_2_PRESENT (1<<3) /* GUESS */ 121 # define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_3_PRESENT (1<<4) /* GUESS */ 122 # define R300_VAP_OUTPUT_VTX_FMT_0__PT_SIZE_PRESENT (1<<16) /* GUESS */ 123 124 #define R300_VAP_OUTPUT_VTX_FMT_1 0x2094 125 /* each of the following is 3 bits wide, specifies number 126 of components */ 127 # define R300_VAP_OUTPUT_VTX_FMT_1__TEX_0_COMP_CNT_SHIFT 0 128 # define R300_VAP_OUTPUT_VTX_FMT_1__TEX_1_COMP_CNT_SHIFT 3 129 # define R300_VAP_OUTPUT_VTX_FMT_1__TEX_2_COMP_CNT_SHIFT 6 130 # define R300_VAP_OUTPUT_VTX_FMT_1__TEX_3_COMP_CNT_SHIFT 9 131 # define R300_VAP_OUTPUT_VTX_FMT_1__TEX_4_COMP_CNT_SHIFT 12 132 # define R300_VAP_OUTPUT_VTX_FMT_1__TEX_5_COMP_CNT_SHIFT 15 133 # define R300_VAP_OUTPUT_VTX_FMT_1__TEX_6_COMP_CNT_SHIFT 18 134 # define R300_VAP_OUTPUT_VTX_FMT_1__TEX_7_COMP_CNT_SHIFT 21 135 /* END: Wild guesses */ 136 137 #define R300_SE_VTE_CNTL 0x20b0 138 # define R300_VPORT_X_SCALE_ENA 0x00000001 139 # define R300_VPORT_X_OFFSET_ENA 0x00000002 140 # define R300_VPORT_Y_SCALE_ENA 0x00000004 141 # define R300_VPORT_Y_OFFSET_ENA 0x00000008 142 # define R300_VPORT_Z_SCALE_ENA 0x00000010 143 # define R300_VPORT_Z_OFFSET_ENA 0x00000020 144 # define R300_VTX_XY_FMT 0x00000100 145 # define R300_VTX_Z_FMT 0x00000200 146 # define R300_VTX_W0_FMT 0x00000400 147 # define R300_VTX_W0_NORMALIZE 0x00000800 148 # define R300_VTX_ST_DENORMALIZED 0x00001000 149 150 /* BEGIN: Vertex data assembly - lots of uncertainties */ 151 152 /* gap */ 153 154 #define R300_VAP_CNTL_STATUS 0x2140 155 # define R300_VC_NO_SWAP (0 << 0) 156 # define R300_VC_16BIT_SWAP (1 << 0) 157 # define R300_VC_32BIT_SWAP (2 << 0) 158 # define R300_VAP_TCL_BYPASS (1 << 8) 159 160 /* gap */ 161 162 /* Where do we get our vertex data? 163 * 164 * Vertex data either comes either from immediate mode registers or from 165 * vertex arrays. 166 * There appears to be no mixed mode (though we can force the pitch of 167 * vertex arrays to 0, effectively reusing the same element over and over 168 * again). 169 * 170 * Immediate mode is controlled by the INPUT_CNTL registers. I am not sure 171 * if these registers influence vertex array processing. 172 * 173 * Vertex arrays are controlled via the 3D_LOAD_VBPNTR packet3. 174 * 175 * In both cases, vertex attributes are then passed through INPUT_ROUTE. 176 * 177 * Beginning with INPUT_ROUTE_0_0 is a list of WORDs that route vertex data 178 * into the vertex processor's input registers. 179 * The first word routes the first input, the second word the second, etc. 180 * The corresponding input is routed into the register with the given index. 181 * The list is ended by a word with INPUT_ROUTE_END set. 182 * 183 * Always set COMPONENTS_4 in immediate mode. 184 */ 185 186 #define R300_VAP_INPUT_ROUTE_0_0 0x2150 187 # define R300_INPUT_ROUTE_COMPONENTS_1 (0 << 0) 188 # define R300_INPUT_ROUTE_COMPONENTS_2 (1 << 0) 189 # define R300_INPUT_ROUTE_COMPONENTS_3 (2 << 0) 190 # define R300_INPUT_ROUTE_COMPONENTS_4 (3 << 0) 191 # define R300_INPUT_ROUTE_COMPONENTS_RGBA (4 << 0) /* GUESS */ 192 # define R300_VAP_INPUT_ROUTE_IDX_SHIFT 8 193 # define R300_VAP_INPUT_ROUTE_IDX_MASK (31 << 8) /* GUESS */ 194 # define R300_VAP_INPUT_ROUTE_END (1 << 13) 195 # define R300_INPUT_ROUTE_IMMEDIATE_MODE (0 << 14) /* GUESS */ 196 # define R300_INPUT_ROUTE_FLOAT (1 << 14) /* GUESS */ 197 # define R300_INPUT_ROUTE_UNSIGNED_BYTE (2 << 14) /* GUESS */ 198 # define R300_INPUT_ROUTE_FLOAT_COLOR (3 << 14) /* GUESS */ 199 #define R300_VAP_INPUT_ROUTE_0_1 0x2154 200 #define R300_VAP_INPUT_ROUTE_0_2 0x2158 201 #define R300_VAP_INPUT_ROUTE_0_3 0x215C 202 #define R300_VAP_INPUT_ROUTE_0_4 0x2160 203 #define R300_VAP_INPUT_ROUTE_0_5 0x2164 204 #define R300_VAP_INPUT_ROUTE_0_6 0x2168 205 #define R300_VAP_INPUT_ROUTE_0_7 0x216C 206 207 /* gap */ 208 209 /* Notes: 210 * - always set up to produce at least two attributes: 211 * if vertex program uses only position, fglrx will set normal, too 212 * - INPUT_CNTL_0_COLOR and INPUT_CNTL_COLOR bits are always equal. 213 */ 214 #define R300_VAP_INPUT_CNTL_0 0x2180 215 # define R300_INPUT_CNTL_0_COLOR 0x00000001 216 #define R300_VAP_INPUT_CNTL_1 0x2184 217 # define R300_INPUT_CNTL_POS 0x00000001 218 # define R300_INPUT_CNTL_NORMAL 0x00000002 219 # define R300_INPUT_CNTL_COLOR 0x00000004 220 # define R300_INPUT_CNTL_TC0 0x00000400 221 # define R300_INPUT_CNTL_TC1 0x00000800 222 # define R300_INPUT_CNTL_TC2 0x00001000 /* GUESS */ 223 # define R300_INPUT_CNTL_TC3 0x00002000 /* GUESS */ 224 # define R300_INPUT_CNTL_TC4 0x00004000 /* GUESS */ 225 # define R300_INPUT_CNTL_TC5 0x00008000 /* GUESS */ 226 # define R300_INPUT_CNTL_TC6 0x00010000 /* GUESS */ 227 # define R300_INPUT_CNTL_TC7 0x00020000 /* GUESS */ 228 229 /* gap */ 230 231 /* Words parallel to INPUT_ROUTE_0; All words that are active in INPUT_ROUTE_0 232 * are set to a swizzling bit pattern, other words are 0. 233 * 234 * In immediate mode, the pattern is always set to xyzw. In vertex array 235 * mode, the swizzling pattern is e.g. used to set zw components in texture 236 * coordinates with only tweo components. 237 */ 238 #define R300_VAP_INPUT_ROUTE_1_0 0x21E0 239 # define R300_INPUT_ROUTE_SELECT_X 0 240 # define R300_INPUT_ROUTE_SELECT_Y 1 241 # define R300_INPUT_ROUTE_SELECT_Z 2 242 # define R300_INPUT_ROUTE_SELECT_W 3 243 # define R300_INPUT_ROUTE_SELECT_ZERO 4 244 # define R300_INPUT_ROUTE_SELECT_ONE 5 245 # define R300_INPUT_ROUTE_SELECT_MASK 7 246 # define R300_INPUT_ROUTE_X_SHIFT 0 247 # define R300_INPUT_ROUTE_Y_SHIFT 3 248 # define R300_INPUT_ROUTE_Z_SHIFT 6 249 # define R300_INPUT_ROUTE_W_SHIFT 9 250 # define R300_INPUT_ROUTE_ENABLE (15 << 12) 251 #define R300_VAP_INPUT_ROUTE_1_1 0x21E4 252 #define R300_VAP_INPUT_ROUTE_1_2 0x21E8 253 #define R300_VAP_INPUT_ROUTE_1_3 0x21EC 254 #define R300_VAP_INPUT_ROUTE_1_4 0x21F0 255 #define R300_VAP_INPUT_ROUTE_1_5 0x21F4 256 #define R300_VAP_INPUT_ROUTE_1_6 0x21F8 257 #define R300_VAP_INPUT_ROUTE_1_7 0x21FC 258 259 /* END: Vertex data assembly */ 260 261 /* gap */ 262 263 /* BEGIN: Upload vertex program and data */ 264 265 /* 266 * The programmable vertex shader unit has a memory bank of unknown size 267 * that can be written to in 16 byte units by writing the address into 268 * UPLOAD_ADDRESS, followed by data in UPLOAD_DATA (multiples of 4 DWORDs). 269 * 270 * Pointers into the memory bank are always in multiples of 16 bytes. 271 * 272 * The memory bank is divided into areas with fixed meaning. 273 * 274 * Starting at address UPLOAD_PROGRAM: Vertex program instructions. 275 * Native limits reported by drivers from ATI suggest size 256 (i.e. 4KB), 276 * whereas the difference between known addresses suggests size 512. 277 * 278 * Starting at address UPLOAD_PARAMETERS: Vertex program parameters. 279 * Native reported limits and the VPI layout suggest size 256, whereas 280 * difference between known addresses suggests size 512. 281 * 282 * At address UPLOAD_POINTSIZE is a vector (0, 0, ps, 0), where ps is the 283 * floating point pointsize. The exact purpose of this state is uncertain, 284 * as there is also the R300_RE_POINTSIZE register. 285 * 286 * Multiple vertex programs and parameter sets can be loaded at once, 287 * which could explain the size discrepancy. 288 */ 289 #define R300_VAP_PVS_UPLOAD_ADDRESS 0x2200 290 # define R300_PVS_UPLOAD_PROGRAM 0x00000000 291 # define R300_PVS_UPLOAD_PARAMETERS 0x00000200 292 # define R300_PVS_UPLOAD_POINTSIZE 0x00000406 293 294 /* gap */ 295 296 #define R300_VAP_PVS_UPLOAD_DATA 0x2208 297 298 /* END: Upload vertex program and data */ 299 300 /* gap */ 301 302 /* I do not know the purpose of this register. However, I do know that 303 * it is set to 221C_CLEAR for clear operations and to 221C_NORMAL 304 * for normal rendering. 305 */ 306 #define R300_VAP_UNKNOWN_221C 0x221C 307 # define R300_221C_NORMAL 0x00000000 308 # define R300_221C_CLEAR 0x0001C000 309 310 /* These seem to be per-pixel and per-vertex X and Y clipping planes. The first 311 * plane is per-pixel and the second plane is per-vertex. 312 * 313 * This was determined by experimentation alone but I believe it is correct. 314 * 315 * These registers are called X_QUAD0_1_FL to X_QUAD0_4_FL by glxtest. 316 */ 317 #define R300_VAP_CLIP_X_0 0x2220 318 #define R300_VAP_CLIP_X_1 0x2224 319 #define R300_VAP_CLIP_Y_0 0x2228 320 #define R300_VAP_CLIP_Y_1 0x2230 321 322 /* gap */ 323 324 /* Sometimes, END_OF_PKT and 0x2284=0 are the only commands sent between 325 * rendering commands and overwriting vertex program parameters. 326 * Therefore, I suspect writing zero to 0x2284 synchronizes the engine and 327 * avoids bugs caused by still running shaders reading bad data from memory. 328 */ 329 #define R300_VAP_PVS_STATE_FLUSH_REG 0x2284 330 331 /* Absolutely no clue what this register is about. */ 332 #define R300_VAP_UNKNOWN_2288 0x2288 333 # define R300_2288_R300 0x00750000 /* -- nh */ 334 # define R300_2288_RV350 0x0000FFFF /* -- Vladimir */ 335 336 /* gap */ 337 338 /* Addresses are relative to the vertex program instruction area of the 339 * memory bank. PROGRAM_END points to the last instruction of the active 340 * program 341 * 342 * The meaning of the two UNKNOWN fields is obviously not known. However, 343 * experiments so far have shown that both *must* point to an instruction 344 * inside the vertex program, otherwise the GPU locks up. 345 * 346 * fglrx usually sets CNTL_3_UNKNOWN to the end of the program and 347 * R300_PVS_CNTL_1_POS_END_SHIFT points to instruction where last write to 348 * position takes place. 349 * 350 * Most likely this is used to ignore rest of the program in cases 351 * where group of verts arent visible. For some reason this "section" 352 * is sometimes accepted other instruction that have no relationship with 353 * position calculations. 354 */ 355 #define R300_VAP_PVS_CNTL_1 0x22D0 356 # define R300_PVS_CNTL_1_PROGRAM_START_SHIFT 0 357 # define R300_PVS_CNTL_1_POS_END_SHIFT 10 358 # define R300_PVS_CNTL_1_PROGRAM_END_SHIFT 20 359 /* Addresses are relative the the vertex program parameters area. */ 360 #define R300_VAP_PVS_CNTL_2 0x22D4 361 # define R300_PVS_CNTL_2_PARAM_OFFSET_SHIFT 0 362 # define R300_PVS_CNTL_2_PARAM_COUNT_SHIFT 16 363 #define R300_VAP_PVS_CNTL_3 0x22D8 364 # define R300_PVS_CNTL_3_PROGRAM_UNKNOWN_SHIFT 10 365 # define R300_PVS_CNTL_3_PROGRAM_UNKNOWN2_SHIFT 0 366 367 /* The entire range from 0x2300 to 0x2AC inclusive seems to be used for 368 * immediate vertices 369 */ 370 #define R300_VAP_VTX_COLOR_R 0x2464 371 #define R300_VAP_VTX_COLOR_G 0x2468 372 #define R300_VAP_VTX_COLOR_B 0x246C 373 #define R300_VAP_VTX_POS_0_X_1 0x2490 /* used for glVertex2*() */ 374 #define R300_VAP_VTX_POS_0_Y_1 0x2494 375 #define R300_VAP_VTX_COLOR_PKD 0x249C /* RGBA */ 376 #define R300_VAP_VTX_POS_0_X_2 0x24A0 /* used for glVertex3*() */ 377 #define R300_VAP_VTX_POS_0_Y_2 0x24A4 378 #define R300_VAP_VTX_POS_0_Z_2 0x24A8 379 /* write 0 to indicate end of packet? */ 380 #define R300_VAP_VTX_END_OF_PKT 0x24AC 381 382 /* gap */ 383 384 /* These are values from r300_reg/r300_reg.h - they are known to be correct 385 * and are here so we can use one register file instead of several 386 * - Vladimir 387 */ 388 #define R300_GB_VAP_RASTER_VTX_FMT_0 0x4000 389 # define R300_GB_VAP_RASTER_VTX_FMT_0__POS_PRESENT (1<<0) 390 # define R300_GB_VAP_RASTER_VTX_FMT_0__COLOR_0_PRESENT (1<<1) 391 # define R300_GB_VAP_RASTER_VTX_FMT_0__COLOR_1_PRESENT (1<<2) 392 # define R300_GB_VAP_RASTER_VTX_FMT_0__COLOR_2_PRESENT (1<<3) 393 # define R300_GB_VAP_RASTER_VTX_FMT_0__COLOR_3_PRESENT (1<<4) 394 # define R300_GB_VAP_RASTER_VTX_FMT_0__COLOR_SPACE (0xf<<5) 395 # define R300_GB_VAP_RASTER_VTX_FMT_0__PT_SIZE_PRESENT (0x1<<16) 396 397 #define R300_GB_VAP_RASTER_VTX_FMT_1 0x4004 398 /* each of the following is 3 bits wide, specifies number 399 of components */ 400 # define R300_GB_VAP_RASTER_VTX_FMT_1__TEX_0_COMP_CNT_SHIFT 0 401 # define R300_GB_VAP_RASTER_VTX_FMT_1__TEX_1_COMP_CNT_SHIFT 3 402 # define R300_GB_VAP_RASTER_VTX_FMT_1__TEX_2_COMP_CNT_SHIFT 6 403 # define R300_GB_VAP_RASTER_VTX_FMT_1__TEX_3_COMP_CNT_SHIFT 9 404 # define R300_GB_VAP_RASTER_VTX_FMT_1__TEX_4_COMP_CNT_SHIFT 12 405 # define R300_GB_VAP_RASTER_VTX_FMT_1__TEX_5_COMP_CNT_SHIFT 15 406 # define R300_GB_VAP_RASTER_VTX_FMT_1__TEX_6_COMP_CNT_SHIFT 18 407 # define R300_GB_VAP_RASTER_VTX_FMT_1__TEX_7_COMP_CNT_SHIFT 21 408 409 /* UNK30 seems to enables point to quad transformation on textures 410 * (or something closely related to that). 411 * This bit is rather fatal at the time being due to lackings at pixel 412 * shader side 413 */ 414 #define R300_GB_ENABLE 0x4008 415 # define R300_GB_POINT_STUFF_ENABLE (1<<0) 416 # define R300_GB_LINE_STUFF_ENABLE (1<<1) 417 # define R300_GB_TRIANGLE_STUFF_ENABLE (1<<2) 418 # define R300_GB_STENCIL_AUTO_ENABLE (1<<4) 419 # define R300_GB_UNK31 (1<<31) 420 /* each of the following is 2 bits wide */ 421 #define R300_GB_TEX_REPLICATE 0 422 #define R300_GB_TEX_ST 1 423 #define R300_GB_TEX_STR 2 424 # define R300_GB_TEX0_SOURCE_SHIFT 16 425 # define R300_GB_TEX1_SOURCE_SHIFT 18 426 # define R300_GB_TEX2_SOURCE_SHIFT 20 427 # define R300_GB_TEX3_SOURCE_SHIFT 22 428 # define R300_GB_TEX4_SOURCE_SHIFT 24 429 # define R300_GB_TEX5_SOURCE_SHIFT 26 430 # define R300_GB_TEX6_SOURCE_SHIFT 28 431 # define R300_GB_TEX7_SOURCE_SHIFT 30 432 433 /* MSPOS - positions for multisample antialiasing (?) */ 434 #define R300_GB_MSPOS0 0x4010 435 /* shifts - each of the fields is 4 bits */ 436 # define R300_GB_MSPOS0__MS_X0_SHIFT 0 437 # define R300_GB_MSPOS0__MS_Y0_SHIFT 4 438 # define R300_GB_MSPOS0__MS_X1_SHIFT 8 439 # define R300_GB_MSPOS0__MS_Y1_SHIFT 12 440 # define R300_GB_MSPOS0__MS_X2_SHIFT 16 441 # define R300_GB_MSPOS0__MS_Y2_SHIFT 20 442 # define R300_GB_MSPOS0__MSBD0_Y 24 443 # define R300_GB_MSPOS0__MSBD0_X 28 444 445 #define R300_GB_MSPOS1 0x4014 446 # define R300_GB_MSPOS1__MS_X3_SHIFT 0 447 # define R300_GB_MSPOS1__MS_Y3_SHIFT 4 448 # define R300_GB_MSPOS1__MS_X4_SHIFT 8 449 # define R300_GB_MSPOS1__MS_Y4_SHIFT 12 450 # define R300_GB_MSPOS1__MS_X5_SHIFT 16 451 # define R300_GB_MSPOS1__MS_Y5_SHIFT 20 452 # define R300_GB_MSPOS1__MSBD1 24 453 454 455 #define R300_GB_TILE_CONFIG 0x4018 456 # define R300_GB_TILE_ENABLE (1<<0) 457 # define R300_GB_TILE_PIPE_COUNT_RV300 0 458 # define R300_GB_TILE_PIPE_COUNT_R300 (3<<1) 459 # define R300_GB_TILE_PIPE_COUNT_R420 (7<<1) 460 # define R300_GB_TILE_PIPE_COUNT_RV410 (3<<1) 461 # define R300_GB_TILE_SIZE_8 0 462 # define R300_GB_TILE_SIZE_16 (1<<4) 463 # define R300_GB_TILE_SIZE_32 (2<<4) 464 # define R300_GB_SUPER_SIZE_1 (0<<6) 465 # define R300_GB_SUPER_SIZE_2 (1<<6) 466 # define R300_GB_SUPER_SIZE_4 (2<<6) 467 # define R300_GB_SUPER_SIZE_8 (3<<6) 468 # define R300_GB_SUPER_SIZE_16 (4<<6) 469 # define R300_GB_SUPER_SIZE_32 (5<<6) 470 # define R300_GB_SUPER_SIZE_64 (6<<6) 471 # define R300_GB_SUPER_SIZE_128 (7<<6) 472 # define R300_GB_SUPER_X_SHIFT 9 /* 3 bits wide */ 473 # define R300_GB_SUPER_Y_SHIFT 12 /* 3 bits wide */ 474 # define R300_GB_SUPER_TILE_A 0 475 # define R300_GB_SUPER_TILE_B (1<<15) 476 # define R300_GB_SUBPIXEL_1_12 0 477 # define R300_GB_SUBPIXEL_1_16 (1<<16) 478 479 #define R300_GB_FIFO_SIZE 0x4024 480 /* each of the following is 2 bits wide */ 481 #define R300_GB_FIFO_SIZE_32 0 482 #define R300_GB_FIFO_SIZE_64 1 483 #define R300_GB_FIFO_SIZE_128 2 484 #define R300_GB_FIFO_SIZE_256 3 485 # define R300_SC_IFIFO_SIZE_SHIFT 0 486 # define R300_SC_TZFIFO_SIZE_SHIFT 2 487 # define R300_SC_BFIFO_SIZE_SHIFT 4 488 489 # define R300_US_OFIFO_SIZE_SHIFT 12 490 # define R300_US_WFIFO_SIZE_SHIFT 14 491 /* the following use the same constants as above, but meaning is 492 is times 2 (i.e. instead of 32 words it means 64 */ 493 # define R300_RS_TFIFO_SIZE_SHIFT 6 494 # define R300_RS_CFIFO_SIZE_SHIFT 8 495 # define R300_US_RAM_SIZE_SHIFT 10 496 /* watermarks, 3 bits wide */ 497 # define R300_RS_HIGHWATER_COL_SHIFT 16 498 # define R300_RS_HIGHWATER_TEX_SHIFT 19 499 # define R300_OFIFO_HIGHWATER_SHIFT 22 /* two bits only */ 500 # define R300_CUBE_FIFO_HIGHWATER_COL_SHIFT 24 501 502 #define R300_GB_SELECT 0x401C 503 # define R300_GB_FOG_SELECT_C0A 0 504 # define R300_GB_FOG_SELECT_C1A 1 505 # define R300_GB_FOG_SELECT_C2A 2 506 # define R300_GB_FOG_SELECT_C3A 3 507 # define R300_GB_FOG_SELECT_1_1_W 4 508 # define R300_GB_FOG_SELECT_Z 5 509 # define R300_GB_DEPTH_SELECT_Z 0 510 # define R300_GB_DEPTH_SELECT_1_1_W (1<<3) 511 # define R300_GB_W_SELECT_1_W 0 512 # define R300_GB_W_SELECT_1 (1<<4) 513 514 #define R300_GB_AA_CONFIG 0x4020 515 # define R300_AA_DISABLE 0x00 516 # define R300_AA_ENABLE 0x01 517 # define R300_AA_SUBSAMPLES_2 0 518 # define R300_AA_SUBSAMPLES_3 (1<<1) 519 # define R300_AA_SUBSAMPLES_4 (2<<1) 520 # define R300_AA_SUBSAMPLES_6 (3<<1) 521 522 /* gap */ 523 524 /* Zero to flush caches. */ 525 #define R300_TX_INVALTAGS 0x4100 526 #define R300_TX_FLUSH 0x0 527 528 /* The upper enable bits are guessed, based on fglrx reported limits. */ 529 #define R300_TX_ENABLE 0x4104 530 # define R300_TX_ENABLE_0 (1 << 0) 531 # define R300_TX_ENABLE_1 (1 << 1) 532 # define R300_TX_ENABLE_2 (1 << 2) 533 # define R300_TX_ENABLE_3 (1 << 3) 534 # define R300_TX_ENABLE_4 (1 << 4) 535 # define R300_TX_ENABLE_5 (1 << 5) 536 # define R300_TX_ENABLE_6 (1 << 6) 537 # define R300_TX_ENABLE_7 (1 << 7) 538 # define R300_TX_ENABLE_8 (1 << 8) 539 # define R300_TX_ENABLE_9 (1 << 9) 540 # define R300_TX_ENABLE_10 (1 << 10) 541 # define R300_TX_ENABLE_11 (1 << 11) 542 # define R300_TX_ENABLE_12 (1 << 12) 543 # define R300_TX_ENABLE_13 (1 << 13) 544 # define R300_TX_ENABLE_14 (1 << 14) 545 # define R300_TX_ENABLE_15 (1 << 15) 546 547 /* The pointsize is given in multiples of 6. The pointsize can be 548 * enormous: Clear() renders a single point that fills the entire 549 * framebuffer. 550 */ 551 #define R300_RE_POINTSIZE 0x421C 552 # define R300_POINTSIZE_Y_SHIFT 0 553 # define R300_POINTSIZE_Y_MASK (0xFFFF << 0) /* GUESS */ 554 # define R300_POINTSIZE_X_SHIFT 16 555 # define R300_POINTSIZE_X_MASK (0xFFFF << 16) /* GUESS */ 556 # define R300_POINTSIZE_MAX (R300_POINTSIZE_Y_MASK / 6) 557 558 /* The line width is given in multiples of 6. 559 * In default mode lines are classified as vertical lines. 560 * HO: horizontal 561 * VE: vertical or horizontal 562 * HO & VE: no classification 563 */ 564 #define R300_RE_LINE_CNT 0x4234 565 # define R300_LINESIZE_SHIFT 0 566 # define R300_LINESIZE_MASK (0xFFFF << 0) /* GUESS */ 567 # define R300_LINESIZE_MAX (R300_LINESIZE_MASK / 6) 568 # define R300_LINE_CNT_HO (1 << 16) 569 # define R300_LINE_CNT_VE (1 << 17) 570 571 /* Some sort of scale or clamp value for texcoordless textures. */ 572 #define R300_RE_UNK4238 0x4238 573 574 /* Something shade related */ 575 #define R300_RE_SHADE 0x4274 576 577 #define R300_RE_SHADE_MODEL 0x4278 578 # define R300_RE_SHADE_MODEL_SMOOTH 0x3aaaa 579 # define R300_RE_SHADE_MODEL_FLAT 0x39595 580 581 /* Dangerous */ 582 #define R300_RE_POLYGON_MODE 0x4288 583 # define R300_PM_ENABLED (1 << 0) 584 # define R300_PM_FRONT_POINT (0 << 0) 585 # define R300_PM_BACK_POINT (0 << 0) 586 # define R300_PM_FRONT_LINE (1 << 4) 587 # define R300_PM_FRONT_FILL (1 << 5) 588 # define R300_PM_BACK_LINE (1 << 7) 589 # define R300_PM_BACK_FILL (1 << 8) 590 591 /* Fog parameters */ 592 #define R300_RE_FOG_SCALE 0x4294 593 #define R300_RE_FOG_START 0x4298 594 595 /* Not sure why there are duplicate of factor and constant values. 596 * My best guess so far is that there are separate zbiases for test and write. 597 * Ordering might be wrong. 598 * Some of the tests indicate that fgl has a fallback implementation of zbias 599 * via pixel shaders. 600 */ 601 #define R300_RE_ZBIAS_CNTL 0x42A0 /* GUESS */ 602 #define R300_RE_ZBIAS_T_FACTOR 0x42A4 603 #define R300_RE_ZBIAS_T_CONSTANT 0x42A8 604 #define R300_RE_ZBIAS_W_FACTOR 0x42AC 605 #define R300_RE_ZBIAS_W_CONSTANT 0x42B0 606 607 /* This register needs to be set to (1<<1) for RV350 to correctly 608 * perform depth test (see --vb-triangles in r300_demo) 609 * Don't know about other chips. - Vladimir 610 * This is set to 3 when GL_POLYGON_OFFSET_FILL is on. 611 * My guess is that there are two bits for each zbias primitive 612 * (FILL, LINE, POINT). 613 * One to enable depth test and one for depth write. 614 * Yet this doesn't explain why depth writes work ... 615 */ 616 #define R300_RE_OCCLUSION_CNTL 0x42B4 617 # define R300_OCCLUSION_ON (1<<1) 618 619 #define R300_RE_CULL_CNTL 0x42B8 620 # define R300_CULL_FRONT (1 << 0) 621 # define R300_CULL_BACK (1 << 1) 622 # define R300_FRONT_FACE_CCW (0 << 2) 623 # define R300_FRONT_FACE_CW (1 << 2) 624 625 626 /* BEGIN: Rasterization / Interpolators - many guesses */ 627 628 /* 0_UNKNOWN_18 has always been set except for clear operations. 629 * TC_CNT is the number of incoming texture coordinate sets (i.e. it depends 630 * on the vertex program, *not* the fragment program) 631 */ 632 #define R300_RS_CNTL_0 0x4300 633 # define R300_RS_CNTL_TC_CNT_SHIFT 2 634 # define R300_RS_CNTL_TC_CNT_MASK (7 << 2) 635 /* number of color interpolators used */ 636 # define R300_RS_CNTL_CI_CNT_SHIFT 7 637 # define R300_RS_CNTL_0_UNKNOWN_18 (1 << 18) 638 /* Guess: RS_CNTL_1 holds the index of the highest used RS_ROUTE_n 639 register. */ 640 #define R300_RS_CNTL_1 0x4304 641 642 /* gap */ 643 644 /* Only used for texture coordinates. 645 * Use the source field to route texture coordinate input from the 646 * vertex program to the desired interpolator. Note that the source 647 * field is relative to the outputs the vertex program *actually* 648 * writes. If a vertex program only writes texcoord[1], this will 649 * be source index 0. 650 * Set INTERP_USED on all interpolators that produce data used by 651 * the fragment program. INTERP_USED looks like a swizzling mask, 652 * but I haven't seen it used that way. 653 * 654 * Note: The _UNKNOWN constants are always set in their respective 655 * register. I don't know if this is necessary. 656 */ 657 #define R300_RS_INTERP_0 0x4310 658 #define R300_RS_INTERP_1 0x4314 659 # define R300_RS_INTERP_1_UNKNOWN 0x40 660 #define R300_RS_INTERP_2 0x4318 661 # define R300_RS_INTERP_2_UNKNOWN 0x80 662 #define R300_RS_INTERP_3 0x431C 663 # define R300_RS_INTERP_3_UNKNOWN 0xC0 664 #define R300_RS_INTERP_4 0x4320 665 #define R300_RS_INTERP_5 0x4324 666 #define R300_RS_INTERP_6 0x4328 667 #define R300_RS_INTERP_7 0x432C 668 # define R300_RS_INTERP_SRC_SHIFT 2 669 # define R300_RS_INTERP_SRC_MASK (7 << 2) 670 # define R300_RS_INTERP_USED 0x00D10000 671 672 /* These DWORDs control how vertex data is routed into fragment program 673 * registers, after interpolators. 674 */ 675 #define R300_RS_ROUTE_0 0x4330 676 #define R300_RS_ROUTE_1 0x4334 677 #define R300_RS_ROUTE_2 0x4338 678 #define R300_RS_ROUTE_3 0x433C /* GUESS */ 679 #define R300_RS_ROUTE_4 0x4340 /* GUESS */ 680 #define R300_RS_ROUTE_5 0x4344 /* GUESS */ 681 #define R300_RS_ROUTE_6 0x4348 /* GUESS */ 682 #define R300_RS_ROUTE_7 0x434C /* GUESS */ 683 # define R300_RS_ROUTE_SOURCE_INTERP_0 0 684 # define R300_RS_ROUTE_SOURCE_INTERP_1 1 685 # define R300_RS_ROUTE_SOURCE_INTERP_2 2 686 # define R300_RS_ROUTE_SOURCE_INTERP_3 3 687 # define R300_RS_ROUTE_SOURCE_INTERP_4 4 688 # define R300_RS_ROUTE_SOURCE_INTERP_5 5 /* GUESS */ 689 # define R300_RS_ROUTE_SOURCE_INTERP_6 6 /* GUESS */ 690 # define R300_RS_ROUTE_SOURCE_INTERP_7 7 /* GUESS */ 691 # define R300_RS_ROUTE_ENABLE (1 << 3) /* GUESS */ 692 # define R300_RS_ROUTE_DEST_SHIFT 6 693 # define R300_RS_ROUTE_DEST_MASK (31 << 6) /* GUESS */ 694 695 /* Special handling for color: When the fragment program uses color, 696 * the ROUTE_0_COLOR bit is set and ROUTE_0_COLOR_DEST contains the 697 * color register index. 698 * 699 * Apperently you may set the R300_RS_ROUTE_0_COLOR bit, but not provide any 700 * R300_RS_ROUTE_0_COLOR_DEST value; this setup is used for clearing the state. 701 * See r300_ioctl.c:r300EmitClearState. I'm not sure if this setup is strictly 702 * correct or not. - Oliver. 703 */ 704 # define R300_RS_ROUTE_0_COLOR (1 << 14) 705 # define R300_RS_ROUTE_0_COLOR_DEST_SHIFT 17 706 # define R300_RS_ROUTE_0_COLOR_DEST_MASK (31 << 17) /* GUESS */ 707 /* As above, but for secondary color */ 708 # define R300_RS_ROUTE_1_COLOR1 (1 << 14) 709 # define R300_RS_ROUTE_1_COLOR1_DEST_SHIFT 17 710 # define R300_RS_ROUTE_1_COLOR1_DEST_MASK (31 << 17) 711 # define R300_RS_ROUTE_1_UNKNOWN11 (1 << 11) 712 /* END: Rasterization / Interpolators - many guesses */ 713 714 /* Hierarchical Z Enable */ 715 #define R300_SC_HYPERZ 0x43a4 716 # define R300_SC_HYPERZ_DISABLE (0 << 0) 717 # define R300_SC_HYPERZ_ENABLE (1 << 0) 718 # define R300_SC_HYPERZ_MIN (0 << 1) 719 # define R300_SC_HYPERZ_MAX (1 << 1) 720 # define R300_SC_HYPERZ_ADJ_256 (0 << 2) 721 # define R300_SC_HYPERZ_ADJ_128 (1 << 2) 722 # define R300_SC_HYPERZ_ADJ_64 (2 << 2) 723 # define R300_SC_HYPERZ_ADJ_32 (3 << 2) 724 # define R300_SC_HYPERZ_ADJ_16 (4 << 2) 725 # define R300_SC_HYPERZ_ADJ_8 (5 << 2) 726 # define R300_SC_HYPERZ_ADJ_4 (6 << 2) 727 # define R300_SC_HYPERZ_ADJ_2 (7 << 2) 728 # define R300_SC_HYPERZ_HZ_Z0MIN_NO (0 << 5) 729 # define R300_SC_HYPERZ_HZ_Z0MIN (1 << 5) 730 # define R300_SC_HYPERZ_HZ_Z0MAX_NO (0 << 6) 731 # define R300_SC_HYPERZ_HZ_Z0MAX (1 << 6) 732 733 #define R300_SC_EDGERULE 0x43a8 734 735 /* BEGIN: Scissors and cliprects */ 736 737 /* There are four clipping rectangles. Their corner coordinates are inclusive. 738 * Every pixel is assigned a number from 0 and 15 by setting bits 0-3 depending 739 * on whether the pixel is inside cliprects 0-3, respectively. For example, 740 * if a pixel is inside cliprects 0 and 1, but outside 2 and 3, it is assigned 741 * the number 3 (binary 0011). 742 * Iff the bit corresponding to the pixel's number in RE_CLIPRECT_CNTL is set, 743 * the pixel is rasterized. 744 * 745 * In addition to this, there is a scissors rectangle. Only pixels inside the 746 * scissors rectangle are drawn. (coordinates are inclusive) 747 * 748 * For some reason, the top-left corner of the framebuffer is at (1440, 1440) 749 * for the purpose of clipping and scissors. 750 */ 751 #define R300_RE_CLIPRECT_TL_0 0x43B0 752 #define R300_RE_CLIPRECT_BR_0 0x43B4 753 #define R300_RE_CLIPRECT_TL_1 0x43B8 754 #define R300_RE_CLIPRECT_BR_1 0x43BC 755 #define R300_RE_CLIPRECT_TL_2 0x43C0 756 #define R300_RE_CLIPRECT_BR_2 0x43C4 757 #define R300_RE_CLIPRECT_TL_3 0x43C8 758 #define R300_RE_CLIPRECT_BR_3 0x43CC 759 # define R300_CLIPRECT_OFFSET 1440 760 # define R300_CLIPRECT_MASK 0x1FFF 761 # define R300_CLIPRECT_X_SHIFT 0 762 # define R300_CLIPRECT_X_MASK (0x1FFF << 0) 763 # define R300_CLIPRECT_Y_SHIFT 13 764 # define R300_CLIPRECT_Y_MASK (0x1FFF << 13) 765 #define R300_RE_CLIPRECT_CNTL 0x43D0 766 # define R300_CLIP_OUT (1 << 0) 767 # define R300_CLIP_0 (1 << 1) 768 # define R300_CLIP_1 (1 << 2) 769 # define R300_CLIP_10 (1 << 3) 770 # define R300_CLIP_2 (1 << 4) 771 # define R300_CLIP_20 (1 << 5) 772 # define R300_CLIP_21 (1 << 6) 773 # define R300_CLIP_210 (1 << 7) 774 # define R300_CLIP_3 (1 << 8) 775 # define R300_CLIP_30 (1 << 9) 776 # define R300_CLIP_31 (1 << 10) 777 # define R300_CLIP_310 (1 << 11) 778 # define R300_CLIP_32 (1 << 12) 779 # define R300_CLIP_320 (1 << 13) 780 # define R300_CLIP_321 (1 << 14) 781 # define R300_CLIP_3210 (1 << 15) 782 783 /* gap */ 784 785 #define R300_RE_SCISSORS_TL 0x43E0 786 #define R300_RE_SCISSORS_BR 0x43E4 787 # define R300_SCISSORS_OFFSET 1440 788 # define R300_SCISSORS_X_SHIFT 0 789 # define R300_SCISSORS_X_MASK (0x1FFF << 0) 790 # define R300_SCISSORS_Y_SHIFT 13 791 # define R300_SCISSORS_Y_MASK (0x1FFF << 13) 792 /* END: Scissors and cliprects */ 793 794 /* BEGIN: Texture specification */ 795 796 /* 797 * The texture specification dwords are grouped by meaning and not by texture 798 * unit. This means that e.g. the offset for texture image unit N is found in 799 * register TX_OFFSET_0 + (4*N) 800 */ 801 #define R300_TX_FILTER_0 0x4400 802 # define R300_TX_REPEAT 0 803 # define R300_TX_MIRRORED 1 804 # define R300_TX_CLAMP 4 805 # define R300_TX_CLAMP_TO_EDGE 2 806 # define R300_TX_CLAMP_TO_BORDER 6 807 # define R300_TX_WRAP_S_SHIFT 0 808 # define R300_TX_WRAP_S_MASK (7 << 0) 809 # define R300_TX_WRAP_T_SHIFT 3 810 # define R300_TX_WRAP_T_MASK (7 << 3) 811 # define R300_TX_WRAP_Q_SHIFT 6 812 # define R300_TX_WRAP_Q_MASK (7 << 6) 813 # define R300_TX_MAG_FILTER_NEAREST (1 << 9) 814 # define R300_TX_MAG_FILTER_LINEAR (2 << 9) 815 # define R300_TX_MAG_FILTER_MASK (3 << 9) 816 # define R300_TX_MIN_FILTER_NEAREST (1 << 11) 817 # define R300_TX_MIN_FILTER_LINEAR (2 << 11) 818 # define R300_TX_MIN_FILTER_NEAREST_MIP_NEAREST (5 << 11) 819 # define R300_TX_MIN_FILTER_NEAREST_MIP_LINEAR (9 << 11) 820 # define R300_TX_MIN_FILTER_LINEAR_MIP_NEAREST (6 << 11) 821 # define R300_TX_MIN_FILTER_LINEAR_MIP_LINEAR (10 << 11) 822 823 /* NOTE: NEAREST doesn't seem to exist. 824 * Im not seting MAG_FILTER_MASK and (3 << 11) on for all 825 * anisotropy modes because that would void selected mag filter 826 */ 827 # define R300_TX_MIN_FILTER_ANISO_NEAREST (0 << 13) 828 # define R300_TX_MIN_FILTER_ANISO_LINEAR (0 << 13) 829 # define R300_TX_MIN_FILTER_ANISO_NEAREST_MIP_NEAREST (1 << 13) 830 # define R300_TX_MIN_FILTER_ANISO_NEAREST_MIP_LINEAR (2 << 13) 831 # define R300_TX_MIN_FILTER_MASK ( (15 << 11) | (3 << 13) ) 832 # define R300_TX_MAX_ANISO_1_TO_1 (0 << 21) 833 # define R300_TX_MAX_ANISO_2_TO_1 (2 << 21) 834 # define R300_TX_MAX_ANISO_4_TO_1 (4 << 21) 835 # define R300_TX_MAX_ANISO_8_TO_1 (6 << 21) 836 # define R300_TX_MAX_ANISO_16_TO_1 (8 << 21) 837 # define R300_TX_MAX_ANISO_MASK (14 << 21) 838 839 #define R300_TX_FILTER1_0 0x4440 840 # define R300_CHROMA_KEY_MODE_DISABLE 0 841 # define R300_CHROMA_KEY_FORCE 1 842 # define R300_CHROMA_KEY_BLEND 2 843 # define R300_MC_ROUND_NORMAL (0<<2) 844 # define R300_MC_ROUND_MPEG4 (1<<2) 845 # define R300_LOD_BIAS_MASK 0x1fff 846 # define R300_EDGE_ANISO_EDGE_DIAG (0<<13) 847 # define R300_EDGE_ANISO_EDGE_ONLY (1<<13) 848 # define R300_MC_COORD_TRUNCATE_DISABLE (0<<14) 849 # define R300_MC_COORD_TRUNCATE_MPEG (1<<14) 850 # define R300_TX_TRI_PERF_0_8 (0<<15) 851 # define R300_TX_TRI_PERF_1_8 (1<<15) 852 # define R300_TX_TRI_PERF_1_4 (2<<15) 853 # define R300_TX_TRI_PERF_3_8 (3<<15) 854 # define R300_ANISO_THRESHOLD_MASK (7<<17) 855 856 #define R300_TX_SIZE_0 0x4480 857 # define R300_TX_WIDTHMASK_SHIFT 0 858 # define R300_TX_WIDTHMASK_MASK (2047 << 0) 859 # define R300_TX_HEIGHTMASK_SHIFT 11 860 # define R300_TX_HEIGHTMASK_MASK (2047 << 11) 861 # define R300_TX_UNK23 (1 << 23) 862 # define R300_TX_MAX_MIP_LEVEL_SHIFT 26 863 # define R300_TX_MAX_MIP_LEVEL_MASK (0xf << 26) 864 # define R300_TX_SIZE_PROJECTED (1<<30) 865 # define R300_TX_SIZE_TXPITCH_EN (1<<31) 866 #define R300_TX_FORMAT_0 0x44C0 867 /* The interpretation of the format word by Wladimir van der Laan */ 868 /* The X, Y, Z and W refer to the layout of the components. 869 They are given meanings as R, G, B and Alpha by the swizzle 870 specification */ 871 # define R300_TX_FORMAT_X8 0x0 872 # define R300_TX_FORMAT_X16 0x1 873 # define R300_TX_FORMAT_Y4X4 0x2 874 # define R300_TX_FORMAT_Y8X8 0x3 875 # define R300_TX_FORMAT_Y16X16 0x4 876 # define R300_TX_FORMAT_Z3Y3X2 0x5 877 # define R300_TX_FORMAT_Z5Y6X5 0x6 878 # define R300_TX_FORMAT_Z6Y5X5 0x7 879 # define R300_TX_FORMAT_Z11Y11X10 0x8 880 # define R300_TX_FORMAT_Z10Y11X11 0x9 881 # define R300_TX_FORMAT_W4Z4Y4X4 0xA 882 # define R300_TX_FORMAT_W1Z5Y5X5 0xB 883 # define R300_TX_FORMAT_W8Z8Y8X8 0xC 884 # define R300_TX_FORMAT_W2Z10Y10X10 0xD 885 # define R300_TX_FORMAT_W16Z16Y16X16 0xE 886 # define R300_TX_FORMAT_DXT1 0xF 887 # define R300_TX_FORMAT_DXT3 0x10 888 # define R300_TX_FORMAT_DXT5 0x11 889 # define R300_TX_FORMAT_D3DMFT_CxV8U8 0x12 /* no swizzle */ 890 # define R300_TX_FORMAT_A8R8G8B8 0x13 /* no swizzle */ 891 # define R300_TX_FORMAT_B8G8_B8G8 0x14 /* no swizzle */ 892 # define R300_TX_FORMAT_G8R8_G8B8 0x15 /* no swizzle */ 893 /* 0x16 - some 16 bit green format.. ?? */ 894 # define R300_TX_FORMAT_UNK25 (1 << 25) /* no swizzle */ 895 # define R300_TX_FORMAT_CUBIC_MAP (1 << 26) 896 897 /* gap */ 898 /* Floating point formats */ 899 /* Note - hardware supports both 16 and 32 bit floating point */ 900 # define R300_TX_FORMAT_FL_I16 0x18 901 # define R300_TX_FORMAT_FL_I16A16 0x19 902 # define R300_TX_FORMAT_FL_R16G16B16A16 0x1A 903 # define R300_TX_FORMAT_FL_I32 0x1B 904 # define R300_TX_FORMAT_FL_I32A32 0x1C 905 # define R300_TX_FORMAT_FL_R32G32B32A32 0x1D 906 # define R300_TX_FORMAT_ATI2N 0x1F 907 /* alpha modes, convenience mostly */ 908 /* if you have alpha, pick constant appropriate to the 909 number of channels (1 for I8, 2 for I8A8, 4 for R8G8B8A8, etc */ 910 # define R300_TX_FORMAT_ALPHA_1CH 0x000 911 # define R300_TX_FORMAT_ALPHA_2CH 0x200 912 # define R300_TX_FORMAT_ALPHA_4CH 0x600 913 # define R300_TX_FORMAT_ALPHA_NONE 0xA00 914 /* Swizzling */ 915 /* constants */ 916 # define R300_TX_FORMAT_X 0 917 # define R300_TX_FORMAT_Y 1 918 # define R300_TX_FORMAT_Z 2 919 # define R300_TX_FORMAT_W 3 920 # define R300_TX_FORMAT_ZERO 4 921 # define R300_TX_FORMAT_ONE 5 922 /* 2.0*Z, everything above 1.0 is set to 0.0 */ 923 # define R300_TX_FORMAT_CUT_Z 6 924 /* 2.0*W, everything above 1.0 is set to 0.0 */ 925 # define R300_TX_FORMAT_CUT_W 7 926 927 # define R300_TX_FORMAT_B_SHIFT 18 928 # define R300_TX_FORMAT_G_SHIFT 15 929 # define R300_TX_FORMAT_R_SHIFT 12 930 # define R300_TX_FORMAT_A_SHIFT 9 931 /* Convenience macro to take care of layout and swizzling */ 932 # define R300_EASY_TX_FORMAT(B, G, R, A, FMT) ( \ 933 ((R300_TX_FORMAT_##B)<<R300_TX_FORMAT_B_SHIFT) \ 934 | ((R300_TX_FORMAT_##G)<<R300_TX_FORMAT_G_SHIFT) \ 935 | ((R300_TX_FORMAT_##R)<<R300_TX_FORMAT_R_SHIFT) \ 936 | ((R300_TX_FORMAT_##A)<<R300_TX_FORMAT_A_SHIFT) \ 937 | (R300_TX_FORMAT_##FMT) \ 938 ) 939 /* These can be ORed with result of R300_EASY_TX_FORMAT() 940 We don't really know what they do. Take values from a 941 constant color ? */ 942 # define R300_TX_FORMAT_CONST_X (1<<5) 943 # define R300_TX_FORMAT_CONST_Y (2<<5) 944 # define R300_TX_FORMAT_CONST_Z (4<<5) 945 # define R300_TX_FORMAT_CONST_W (8<<5) 946 947 # define R300_TX_FORMAT_YUV_MODE 0x00800000 948 949 #define R300_TX_PITCH_0 0x4500 /* obvious missing in gap */ 950 #define R300_TX_OFFSET_0 0x4540 951 /* BEGIN: Guess from R200 */ 952 # define R300_TXO_ENDIAN_NO_SWAP (0 << 0) 953 # define R300_TXO_ENDIAN_BYTE_SWAP (1 << 0) 954 # define R300_TXO_ENDIAN_WORD_SWAP (2 << 0) 955 # define R300_TXO_ENDIAN_HALFDW_SWAP (3 << 0) 956 # define R300_TXO_MACRO_TILE (1 << 2) 957 # define R300_TXO_MICRO_TILE (1 << 3) 958 # define R300_TXO_MICRO_TILE_SQUARE (2 << 3) 959 # define R300_TXO_OFFSET_MASK 0xffffffe0 960 # define R300_TXO_OFFSET_SHIFT 5 961 /* END: Guess from R200 */ 962 963 /* 32 bit chroma key */ 964 #define R300_TX_CHROMA_KEY_0 0x4580 965 /* ff00ff00 == { 0, 1.0, 0, 1.0 } */ 966 #define R300_TX_BORDER_COLOR_0 0x45C0 967 968 /* END: Texture specification */ 969 970 /* BEGIN: Fragment program instruction set */ 971 972 /* Fragment programs are written directly into register space. 973 * There are separate instruction streams for texture instructions and ALU 974 * instructions. 975 * In order to synchronize these streams, the program is divided into up 976 * to 4 nodes. Each node begins with a number of TEX operations, followed 977 * by a number of ALU operations. 978 * The first node can have zero TEX ops, all subsequent nodes must have at 979 * least 980 * one TEX ops. 981 * All nodes must have at least one ALU op. 982 * 983 * The index of the last node is stored in PFS_CNTL_0: A value of 0 means 984 * 1 node, a value of 3 means 4 nodes. 985 * The total amount of instructions is defined in PFS_CNTL_2. The offsets are 986 * offsets into the respective instruction streams, while *_END points to the 987 * last instruction relative to this offset. 988 */ 989 #define R300_PFS_CNTL_0 0x4600 990 # define R300_PFS_CNTL_LAST_NODES_SHIFT 0 991 # define R300_PFS_CNTL_LAST_NODES_MASK (3 << 0) 992 # define R300_PFS_CNTL_FIRST_NODE_HAS_TEX (1 << 3) 993 #define R300_PFS_CNTL_1 0x4604 994 /* There is an unshifted value here which has so far always been equal to the 995 * index of the highest used temporary register. 996 */ 997 #define R300_PFS_CNTL_2 0x4608 998 # define R300_PFS_CNTL_ALU_OFFSET_SHIFT 0 999 # define R300_PFS_CNTL_ALU_OFFSET_MASK (63 << 0) 1000 # define R300_PFS_CNTL_ALU_END_SHIFT 6 1001 # define R300_PFS_CNTL_ALU_END_MASK (63 << 6) 1002 # define R300_PFS_CNTL_TEX_OFFSET_SHIFT 12 1003 # define R300_PFS_CNTL_TEX_OFFSET_MASK (31 << 12) /* GUESS */ 1004 # define R300_PFS_CNTL_TEX_END_SHIFT 18 1005 # define R300_PFS_CNTL_TEX_END_MASK (31 << 18) /* GUESS */ 1006 1007 /* gap */ 1008 1009 /* Nodes are stored backwards. The last active node is always stored in 1010 * PFS_NODE_3. 1011 * Example: In a 2-node program, NODE_0 and NODE_1 are set to 0. The 1012 * first node is stored in NODE_2, the second node is stored in NODE_3. 1013 * 1014 * Offsets are relative to the master offset from PFS_CNTL_2. 1015 */ 1016 #define R300_PFS_NODE_0 0x4610 1017 #define R300_PFS_NODE_1 0x4614 1018 #define R300_PFS_NODE_2 0x4618 1019 #define R300_PFS_NODE_3 0x461C 1020 # define R300_PFS_NODE_ALU_OFFSET_SHIFT 0 1021 # define R300_PFS_NODE_ALU_OFFSET_MASK (63 << 0) 1022 # define R300_PFS_NODE_ALU_END_SHIFT 6 1023 # define R300_PFS_NODE_ALU_END_MASK (63 << 6) 1024 # define R300_PFS_NODE_TEX_OFFSET_SHIFT 12 1025 # define R300_PFS_NODE_TEX_OFFSET_MASK (31 << 12) 1026 # define R300_PFS_NODE_TEX_END_SHIFT 17 1027 # define R300_PFS_NODE_TEX_END_MASK (31 << 17) 1028 # define R300_PFS_NODE_OUTPUT_COLOR (1 << 22) 1029 # define R300_PFS_NODE_OUTPUT_DEPTH (1 << 23) 1030 1031 /* TEX 1032 * As far as I can tell, texture instructions cannot write into output 1033 * registers directly. A subsequent ALU instruction is always necessary, 1034 * even if it's just MAD o0, r0, 1, 0 1035 */ 1036 #define R300_PFS_TEXI_0 0x4620 1037 # define R300_FPITX_SRC_SHIFT 0 1038 # define R300_FPITX_SRC_MASK (31 << 0) 1039 /* GUESS */ 1040 # define R300_FPITX_SRC_CONST (1 << 5) 1041 # define R300_FPITX_DST_SHIFT 6 1042 # define R300_FPITX_DST_MASK (31 << 6) 1043 # define R300_FPITX_IMAGE_SHIFT 11 1044 /* GUESS based on layout and native limits */ 1045 # define R300_FPITX_IMAGE_MASK (15 << 11) 1046 /* Unsure if these are opcodes, or some kind of bitfield, but this is how 1047 * they were set when I checked 1048 */ 1049 # define R300_FPITX_OPCODE_SHIFT 15 1050 # define R300_FPITX_OP_TEX 1 1051 # define R300_FPITX_OP_KIL 2 1052 # define R300_FPITX_OP_TXP 3 1053 # define R300_FPITX_OP_TXB 4 1054 # define R300_FPITX_OPCODE_MASK (7 << 15) 1055 1056 /* ALU 1057 * The ALU instructions register blocks are enumerated according to the order 1058 * in which fglrx. I assume there is space for 64 instructions, since 1059 * each block has space for a maximum of 64 DWORDs, and this matches reported 1060 * native limits. 1061 * 1062 * The basic functional block seems to be one MAD for each color and alpha, 1063 * and an adder that adds all components after the MUL. 1064 * - ADD, MUL, MAD etc.: use MAD with appropriate neutral operands 1065 * - DP4: Use OUTC_DP4, OUTA_DP4 1066 * - DP3: Use OUTC_DP3, OUTA_DP4, appropriate alpha operands 1067 * - DPH: Use OUTC_DP4, OUTA_DP4, appropriate alpha operands 1068 * - CMPH: If ARG2 > 0.5, return ARG0, else return ARG1 1069 * - CMP: If ARG2 < 0, return ARG1, else return ARG0 1070 * - FLR: use FRC+MAD 1071 * - XPD: use MAD+MAD 1072 * - SGE, SLT: use MAD+CMP 1073 * - RSQ: use ABS modifier for argument 1074 * - Use OUTC_REPL_ALPHA to write results of an alpha-only operation 1075 * (e.g. RCP) into color register 1076 * - apparently, there's no quick DST operation 1077 * - fglrx set FPI2_UNKNOWN_31 on a "MAD fragment.color, tmp0, tmp1, tmp2" 1078 * - fglrx set FPI2_UNKNOWN_31 on a "MAX r2, r1, c0" 1079 * - fglrx once set FPI0_UNKNOWN_31 on a "FRC r1, r1" 1080 * 1081 * Operand selection 1082 * First stage selects three sources from the available registers and 1083 * constant parameters. This is defined in INSTR1 (color) and INSTR3 (alpha). 1084 * fglrx sorts the three source fields: Registers before constants, 1085 * lower indices before higher indices; I do not know whether this is 1086 * necessary. 1087 * 1088 * fglrx fills unused sources with "read constant 0" 1089 * According to specs, you cannot select more than two different constants. 1090 * 1091 * Second stage selects the operands from the sources. This is defined in 1092 * INSTR0 (color) and INSTR2 (alpha). You can also select the special constants 1093 * zero and one. 1094 * Swizzling and negation happens in this stage, as well. 1095 * 1096 * Important: Color and alpha seem to be mostly separate, i.e. their sources 1097 * selection appears to be fully independent (the register storage is probably 1098 * physically split into a color and an alpha section). 1099 * However (because of the apparent physical split), there is some interaction 1100 * WRT swizzling. If, for example, you want to load an R component into an 1101 * Alpha operand, this R component is taken from a *color* source, not from 1102 * an alpha source. The corresponding register doesn't even have to appear in 1103 * the alpha sources list. (I hope this all makes sense to you) 1104 * 1105 * Destination selection 1106 * The destination register index is in FPI1 (color) and FPI3 (alpha) 1107 * together with enable bits. 1108 * There are separate enable bits for writing into temporary registers 1109 * (DSTC_REG_* /DSTA_REG) and and program output registers (DSTC_OUTPUT_* 1110 * /DSTA_OUTPUT). You can write to both at once, or not write at all (the 1111 * same index must be used for both). 1112 * 1113 * Note: There is a special form for LRP 1114 * - Argument order is the same as in ARB_fragment_program. 1115 * - Operation is MAD 1116 * - ARG1 is set to ARGC_SRC1C_LRP/ARGC_SRC1A_LRP 1117 * - Set FPI0/FPI2_SPECIAL_LRP 1118 * Arbitrary LRP (including support for swizzling) requires vanilla MAD+MAD 1119 */ 1120 #define R300_PFS_INSTR1_0 0x46C0 1121 # define R300_FPI1_SRC0C_SHIFT 0 1122 # define R300_FPI1_SRC0C_MASK (31 << 0) 1123 # define R300_FPI1_SRC0C_CONST (1 << 5) 1124 # define R300_FPI1_SRC1C_SHIFT 6 1125 # define R300_FPI1_SRC1C_MASK (31 << 6) 1126 # define R300_FPI1_SRC1C_CONST (1 << 11) 1127 # define R300_FPI1_SRC2C_SHIFT 12 1128 # define R300_FPI1_SRC2C_MASK (31 << 12) 1129 # define R300_FPI1_SRC2C_CONST (1 << 17) 1130 # define R300_FPI1_SRC_MASK 0x0003ffff 1131 # define R300_FPI1_DSTC_SHIFT 18 1132 # define R300_FPI1_DSTC_MASK (31 << 18) 1133 # define R300_FPI1_DSTC_REG_MASK_SHIFT 23 1134 # define R300_FPI1_DSTC_REG_X (1 << 23) 1135 # define R300_FPI1_DSTC_REG_Y (1 << 24) 1136 # define R300_FPI1_DSTC_REG_Z (1 << 25) 1137 # define R300_FPI1_DSTC_OUTPUT_MASK_SHIFT 26 1138 # define R300_FPI1_DSTC_OUTPUT_X (1 << 26) 1139 # define R300_FPI1_DSTC_OUTPUT_Y (1 << 27) 1140 # define R300_FPI1_DSTC_OUTPUT_Z (1 << 28) 1141 1142 #define R300_PFS_INSTR3_0 0x47C0 1143 # define R300_FPI3_SRC0A_SHIFT 0 1144 # define R300_FPI3_SRC0A_MASK (31 << 0) 1145 # define R300_FPI3_SRC0A_CONST (1 << 5) 1146 # define R300_FPI3_SRC1A_SHIFT 6 1147 # define R300_FPI3_SRC1A_MASK (31 << 6) 1148 # define R300_FPI3_SRC1A_CONST (1 << 11) 1149 # define R300_FPI3_SRC2A_SHIFT 12 1150 # define R300_FPI3_SRC2A_MASK (31 << 12) 1151 # define R300_FPI3_SRC2A_CONST (1 << 17) 1152 # define R300_FPI3_SRC_MASK 0x0003ffff 1153 # define R300_FPI3_DSTA_SHIFT 18 1154 # define R300_FPI3_DSTA_MASK (31 << 18) 1155 # define R300_FPI3_DSTA_REG (1 << 23) 1156 # define R300_FPI3_DSTA_OUTPUT (1 << 24) 1157 # define R300_FPI3_DSTA_DEPTH (1 << 27) 1158 1159 #define R300_PFS_INSTR0_0 0x48C0 1160 # define R300_FPI0_ARGC_SRC0C_XYZ 0 1161 # define R300_FPI0_ARGC_SRC0C_XXX 1 1162 # define R300_FPI0_ARGC_SRC0C_YYY 2 1163 # define R300_FPI0_ARGC_SRC0C_ZZZ 3 1164 # define R300_FPI0_ARGC_SRC1C_XYZ 4 1165 # define R300_FPI0_ARGC_SRC1C_XXX 5 1166 # define R300_FPI0_ARGC_SRC1C_YYY 6 1167 # define R300_FPI0_ARGC_SRC1C_ZZZ 7 1168 # define R300_FPI0_ARGC_SRC2C_XYZ 8 1169 # define R300_FPI0_ARGC_SRC2C_XXX 9 1170 # define R300_FPI0_ARGC_SRC2C_YYY 10 1171 # define R300_FPI0_ARGC_SRC2C_ZZZ 11 1172 # define R300_FPI0_ARGC_SRC0A 12 1173 # define R300_FPI0_ARGC_SRC1A 13 1174 # define R300_FPI0_ARGC_SRC2A 14 1175 # define R300_FPI0_ARGC_SRC1C_LRP 15 1176 # define R300_FPI0_ARGC_ZERO 20 1177 # define R300_FPI0_ARGC_ONE 21 1178 /* GUESS */ 1179 # define R300_FPI0_ARGC_HALF 22 1180 # define R300_FPI0_ARGC_SRC0C_YZX 23 1181 # define R300_FPI0_ARGC_SRC1C_YZX 24 1182 # define R300_FPI0_ARGC_SRC2C_YZX 25 1183 # define R300_FPI0_ARGC_SRC0C_ZXY 26 1184 # define R300_FPI0_ARGC_SRC1C_ZXY 27 1185 # define R300_FPI0_ARGC_SRC2C_ZXY 28 1186 # define R300_FPI0_ARGC_SRC0CA_WZY 29 1187 # define R300_FPI0_ARGC_SRC1CA_WZY 30 1188 # define R300_FPI0_ARGC_SRC2CA_WZY 31 1189 1190 # define R300_FPI0_ARG0C_SHIFT 0 1191 # define R300_FPI0_ARG0C_MASK (31 << 0) 1192 # define R300_FPI0_ARG0C_NEG (1 << 5) 1193 # define R300_FPI0_ARG0C_ABS (1 << 6) 1194 # define R300_FPI0_ARG1C_SHIFT 7 1195 # define R300_FPI0_ARG1C_MASK (31 << 7) 1196 # define R300_FPI0_ARG1C_NEG (1 << 12) 1197 # define R300_FPI0_ARG1C_ABS (1 << 13) 1198 # define R300_FPI0_ARG2C_SHIFT 14 1199 # define R300_FPI0_ARG2C_MASK (31 << 14) 1200 # define R300_FPI0_ARG2C_NEG (1 << 19) 1201 # define R300_FPI0_ARG2C_ABS (1 << 20) 1202 # define R300_FPI0_SPECIAL_LRP (1 << 21) 1203 # define R300_FPI0_OUTC_MAD (0 << 23) 1204 # define R300_FPI0_OUTC_DP3 (1 << 23) 1205 # define R300_FPI0_OUTC_DP4 (2 << 23) 1206 # define R300_FPI0_OUTC_MIN (4 << 23) 1207 # define R300_FPI0_OUTC_MAX (5 << 23) 1208 # define R300_FPI0_OUTC_CMPH (7 << 23) 1209 # define R300_FPI0_OUTC_CMP (8 << 23) 1210 # define R300_FPI0_OUTC_FRC (9 << 23) 1211 # define R300_FPI0_OUTC_REPL_ALPHA (10 << 23) 1212 # define R300_FPI0_OUTC_SAT (1 << 30) 1213 # define R300_FPI0_INSERT_NOP (1U << 31) 1214 1215 #define R300_PFS_INSTR2_0 0x49C0 1216 # define R300_FPI2_ARGA_SRC0C_X 0 1217 # define R300_FPI2_ARGA_SRC0C_Y 1 1218 # define R300_FPI2_ARGA_SRC0C_Z 2 1219 # define R300_FPI2_ARGA_SRC1C_X 3 1220 # define R300_FPI2_ARGA_SRC1C_Y 4 1221 # define R300_FPI2_ARGA_SRC1C_Z 5 1222 # define R300_FPI2_ARGA_SRC2C_X 6 1223 # define R300_FPI2_ARGA_SRC2C_Y 7 1224 # define R300_FPI2_ARGA_SRC2C_Z 8 1225 # define R300_FPI2_ARGA_SRC0A 9 1226 # define R300_FPI2_ARGA_SRC1A 10 1227 # define R300_FPI2_ARGA_SRC2A 11 1228 # define R300_FPI2_ARGA_SRC1A_LRP 15 1229 # define R300_FPI2_ARGA_ZERO 16 1230 # define R300_FPI2_ARGA_ONE 17 1231 /* GUESS */ 1232 # define R300_FPI2_ARGA_HALF 18 1233 # define R300_FPI2_ARG0A_SHIFT 0 1234 # define R300_FPI2_ARG0A_MASK (31 << 0) 1235 # define R300_FPI2_ARG0A_NEG (1 << 5) 1236 /* GUESS */ 1237 # define R300_FPI2_ARG0A_ABS (1 << 6) 1238 # define R300_FPI2_ARG1A_SHIFT 7 1239 # define R300_FPI2_ARG1A_MASK (31 << 7) 1240 # define R300_FPI2_ARG1A_NEG (1 << 12) 1241 /* GUESS */ 1242 # define R300_FPI2_ARG1A_ABS (1 << 13) 1243 # define R300_FPI2_ARG2A_SHIFT 14 1244 # define R300_FPI2_ARG2A_MASK (31 << 14) 1245 # define R300_FPI2_ARG2A_NEG (1 << 19) 1246 /* GUESS */ 1247 # define R300_FPI2_ARG2A_ABS (1 << 20) 1248 # define R300_FPI2_SPECIAL_LRP (1 << 21) 1249 # define R300_FPI2_OUTA_MAD (0 << 23) 1250 # define R300_FPI2_OUTA_DP4 (1 << 23) 1251 # define R300_FPI2_OUTA_MIN (2 << 23) 1252 # define R300_FPI2_OUTA_MAX (3 << 23) 1253 # define R300_FPI2_OUTA_CMP (6 << 23) 1254 # define R300_FPI2_OUTA_FRC (7 << 23) 1255 # define R300_FPI2_OUTA_EX2 (8 << 23) 1256 # define R300_FPI2_OUTA_LG2 (9 << 23) 1257 # define R300_FPI2_OUTA_RCP (10 << 23) 1258 # define R300_FPI2_OUTA_RSQ (11 << 23) 1259 # define R300_FPI2_OUTA_SAT (1 << 30) 1260 # define R300_FPI2_UNKNOWN_31 (1U << 31) 1261 /* END: Fragment program instruction set */ 1262 1263 /* Fog state and color */ 1264 #define R300_RE_FOG_STATE 0x4BC0 1265 # define R300_FOG_ENABLE (1 << 0) 1266 # define R300_FOG_MODE_LINEAR (0 << 1) 1267 # define R300_FOG_MODE_EXP (1 << 1) 1268 # define R300_FOG_MODE_EXP2 (2 << 1) 1269 # define R300_FOG_MODE_MASK (3 << 1) 1270 #define R300_FOG_COLOR_R 0x4BC8 1271 #define R300_FOG_COLOR_G 0x4BCC 1272 #define R300_FOG_COLOR_B 0x4BD0 1273 1274 #define R300_PP_ALPHA_TEST 0x4BD4 1275 # define R300_REF_ALPHA_MASK 0x000000ff 1276 # define R300_ALPHA_TEST_FAIL (0 << 8) 1277 # define R300_ALPHA_TEST_LESS (1 << 8) 1278 # define R300_ALPHA_TEST_LEQUAL (3 << 8) 1279 # define R300_ALPHA_TEST_EQUAL (2 << 8) 1280 # define R300_ALPHA_TEST_GEQUAL (6 << 8) 1281 # define R300_ALPHA_TEST_GREATER (4 << 8) 1282 # define R300_ALPHA_TEST_NEQUAL (5 << 8) 1283 # define R300_ALPHA_TEST_PASS (7 << 8) 1284 # define R300_ALPHA_TEST_OP_MASK (7 << 8) 1285 # define R300_ALPHA_TEST_ENABLE (1 << 11) 1286 1287 /* gap */ 1288 1289 /* Fragment program parameters in 7.16 floating point */ 1290 #define R300_PFS_PARAM_0_X 0x4C00 1291 #define R300_PFS_PARAM_0_Y 0x4C04 1292 #define R300_PFS_PARAM_0_Z 0x4C08 1293 #define R300_PFS_PARAM_0_W 0x4C0C 1294 /* GUESS: PARAM_31 is last, based on native limits reported by fglrx */ 1295 #define R300_PFS_PARAM_31_X 0x4DF0 1296 #define R300_PFS_PARAM_31_Y 0x4DF4 1297 #define R300_PFS_PARAM_31_Z 0x4DF8 1298 #define R300_PFS_PARAM_31_W 0x4DFC 1299 1300 /* Notes: 1301 * - AFAIK fglrx always sets BLEND_UNKNOWN when blending is used in 1302 * the application 1303 * - AFAIK fglrx always sets BLEND_NO_SEPARATE when CBLEND and ABLEND 1304 * are set to the same 1305 * function (both registers are always set up completely in any case) 1306 * - Most blend flags are simply copied from R200 and not tested yet 1307 */ 1308 #define R300_RB3D_CBLEND 0x4E04 1309 #define R300_RB3D_ABLEND 0x4E08 1310 /* the following only appear in CBLEND */ 1311 # define R300_BLEND_ENABLE (1 << 0) 1312 # define R300_BLEND_UNKNOWN (3 << 1) 1313 # define R300_BLEND_NO_SEPARATE (1 << 3) 1314 /* the following are shared between CBLEND and ABLEND */ 1315 # define R300_FCN_MASK (3 << 12) 1316 # define R300_COMB_FCN_ADD_CLAMP (0 << 12) 1317 # define R300_COMB_FCN_ADD_NOCLAMP (1 << 12) 1318 # define R300_COMB_FCN_SUB_CLAMP (2 << 12) 1319 # define R300_COMB_FCN_SUB_NOCLAMP (3 << 12) 1320 # define R300_COMB_FCN_MIN (4 << 12) 1321 # define R300_COMB_FCN_MAX (5 << 12) 1322 # define R300_COMB_FCN_RSUB_CLAMP (6 << 12) 1323 # define R300_COMB_FCN_RSUB_NOCLAMP (7 << 12) 1324 # define R300_BLEND_GL_ZERO (32) 1325 # define R300_BLEND_GL_ONE (33) 1326 # define R300_BLEND_GL_SRC_COLOR (34) 1327 # define R300_BLEND_GL_ONE_MINUS_SRC_COLOR (35) 1328 # define R300_BLEND_GL_DST_COLOR (36) 1329 # define R300_BLEND_GL_ONE_MINUS_DST_COLOR (37) 1330 # define R300_BLEND_GL_SRC_ALPHA (38) 1331 # define R300_BLEND_GL_ONE_MINUS_SRC_ALPHA (39) 1332 # define R300_BLEND_GL_DST_ALPHA (40) 1333 # define R300_BLEND_GL_ONE_MINUS_DST_ALPHA (41) 1334 # define R300_BLEND_GL_SRC_ALPHA_SATURATE (42) 1335 # define R300_BLEND_GL_CONST_COLOR (43) 1336 # define R300_BLEND_GL_ONE_MINUS_CONST_COLOR (44) 1337 # define R300_BLEND_GL_CONST_ALPHA (45) 1338 # define R300_BLEND_GL_ONE_MINUS_CONST_ALPHA (46) 1339 # define R300_BLEND_MASK (63) 1340 # define R300_SRC_BLEND_SHIFT (16) 1341 # define R300_DST_BLEND_SHIFT (24) 1342 #define R300_RB3D_BLEND_COLOR 0x4E10 1343 #define R300_RB3D_COLORMASK 0x4E0C 1344 # define R300_COLORMASK0_B (1<<0) 1345 # define R300_COLORMASK0_G (1<<1) 1346 # define R300_COLORMASK0_R (1<<2) 1347 # define R300_COLORMASK0_A (1<<3) 1348 1349 /* gap */ 1350 1351 #define R300_RB3D_COLOROFFSET0 0x4E28 1352 # define R300_COLOROFFSET_MASK 0xFFFFFFF0 /* GUESS */ 1353 #define R300_RB3D_COLOROFFSET1 0x4E2C /* GUESS */ 1354 #define R300_RB3D_COLOROFFSET2 0x4E30 /* GUESS */ 1355 #define R300_RB3D_COLOROFFSET3 0x4E34 /* GUESS */ 1356 1357 /* gap */ 1358 1359 /* Bit 16: Larger tiles 1360 * Bit 17: 4x2 tiles 1361 * Bit 18: Extremely weird tile like, but some pixels duplicated? 1362 */ 1363 #define R300_RB3D_COLORPITCH0 0x4E38 1364 # define R300_COLORPITCH_MASK 0x00001FF8 /* GUESS */ 1365 # define R300_COLOR_TILE_ENABLE (1 << 16) /* GUESS */ 1366 # define R300_COLOR_MICROTILE_ENABLE (1 << 17) /* GUESS */ 1367 # define R300_COLOR_MICROTILE_SQUARE_ENABLE (2 << 17) 1368 # define R300_COLOR_ENDIAN_NO_SWAP (0 << 18) /* GUESS */ 1369 # define R300_COLOR_ENDIAN_WORD_SWAP (1 << 18) /* GUESS */ 1370 # define R300_COLOR_ENDIAN_DWORD_SWAP (2 << 18) /* GUESS */ 1371 # define R300_COLOR_FORMAT_RGB565 (2 << 22) 1372 # define R300_COLOR_FORMAT_ARGB8888 (3 << 22) 1373 #define R300_RB3D_COLORPITCH1 0x4E3C /* GUESS */ 1374 #define R300_RB3D_COLORPITCH2 0x4E40 /* GUESS */ 1375 #define R300_RB3D_COLORPITCH3 0x4E44 /* GUESS */ 1376 1377 #define R300_RB3D_AARESOLVE_OFFSET 0x4E80 1378 #define R300_RB3D_AARESOLVE_PITCH 0x4E84 1379 #define R300_RB3D_AARESOLVE_CTL 0x4E88 1380 /* gap */ 1381 1382 /* Guess by Vladimir. 1383 * Set to 0A before 3D operations, set to 02 afterwards. 1384 */ 1385 /*#define R300_RB3D_DSTCACHE_CTLSTAT 0x4E4C*/ 1386 # define R300_RB3D_DSTCACHE_UNKNOWN_02 0x00000002 1387 # define R300_RB3D_DSTCACHE_UNKNOWN_0A 0x0000000A 1388 1389 /* gap */ 1390 /* There seems to be no "write only" setting, so use Z-test = ALWAYS 1391 * for this. 1392 * Bit (1<<8) is the "test" bit. so plain write is 6 - vd 1393 */ 1394 #define R300_ZB_CNTL 0x4F00 1395 # define R300_STENCIL_ENABLE (1 << 0) 1396 # define R300_Z_ENABLE (1 << 1) 1397 # define R300_Z_WRITE_ENABLE (1 << 2) 1398 # define R300_Z_SIGNED_COMPARE (1 << 3) 1399 # define R300_STENCIL_FRONT_BACK (1 << 4) 1400 1401 #define R300_ZB_ZSTENCILCNTL 0x4f04 1402 /* functions */ 1403 # define R300_ZS_NEVER 0 1404 # define R300_ZS_LESS 1 1405 # define R300_ZS_LEQUAL 2 1406 # define R300_ZS_EQUAL 3 1407 # define R300_ZS_GEQUAL 4 1408 # define R300_ZS_GREATER 5 1409 # define R300_ZS_NOTEQUAL 6 1410 # define R300_ZS_ALWAYS 7 1411 # define R300_ZS_MASK 7 1412 /* operations */ 1413 # define R300_ZS_KEEP 0 1414 # define R300_ZS_ZERO 1 1415 # define R300_ZS_REPLACE 2 1416 # define R300_ZS_INCR 3 1417 # define R300_ZS_DECR 4 1418 # define R300_ZS_INVERT 5 1419 # define R300_ZS_INCR_WRAP 6 1420 # define R300_ZS_DECR_WRAP 7 1421 # define R300_Z_FUNC_SHIFT 0 1422 /* front and back refer to operations done for front 1423 and back faces, i.e. separate stencil function support */ 1424 # define R300_S_FRONT_FUNC_SHIFT 3 1425 # define R300_S_FRONT_SFAIL_OP_SHIFT 6 1426 # define R300_S_FRONT_ZPASS_OP_SHIFT 9 1427 # define R300_S_FRONT_ZFAIL_OP_SHIFT 12 1428 # define R300_S_BACK_FUNC_SHIFT 15 1429 # define R300_S_BACK_SFAIL_OP_SHIFT 18 1430 # define R300_S_BACK_ZPASS_OP_SHIFT 21 1431 # define R300_S_BACK_ZFAIL_OP_SHIFT 24 1432 1433 #define R300_ZB_STENCILREFMASK 0x4f08 1434 # define R300_STENCILREF_SHIFT 0 1435 # define R300_STENCILREF_MASK 0x000000ff 1436 # define R300_STENCILMASK_SHIFT 8 1437 # define R300_STENCILMASK_MASK 0x0000ff00 1438 # define R300_STENCILWRITEMASK_SHIFT 16 1439 # define R300_STENCILWRITEMASK_MASK 0x00ff0000 1440 1441 /* gap */ 1442 1443 #define R300_ZB_FORMAT 0x4f10 1444 # define R300_DEPTHFORMAT_16BIT_INT_Z (0 << 0) 1445 # define R300_DEPTHFORMAT_16BIT_13E3 (1 << 0) 1446 # define R300_DEPTHFORMAT_24BIT_INT_Z_8BIT_STENCIL (2 << 0) 1447 /* reserved up to (15 << 0) */ 1448 # define R300_INVERT_13E3_LEADING_ONES (0 << 4) 1449 # define R300_INVERT_13E3_LEADING_ZEROS (1 << 4) 1450 1451 #define R300_ZB_ZTOP 0x4F14 1452 # define R300_ZTOP_DISABLE (0 << 0) 1453 # define R300_ZTOP_ENABLE (1 << 0) 1454 1455 /* gap */ 1456 1457 #define R300_ZB_ZCACHE_CTLSTAT 0x4f18 1458 # define R300_ZB_ZCACHE_CTLSTAT_ZC_FLUSH_NO_EFFECT (0 << 0) 1459 # define R300_ZB_ZCACHE_CTLSTAT_ZC_FLUSH_FLUSH_AND_FREE (1 << 0) 1460 # define R300_ZB_ZCACHE_CTLSTAT_ZC_FREE_NO_EFFECT (0 << 1) 1461 # define R300_ZB_ZCACHE_CTLSTAT_ZC_FREE_FREE (1 << 1) 1462 # define R300_ZB_ZCACHE_CTLSTAT_ZC_BUSY_IDLE (0 << 31) 1463 # define R300_ZB_ZCACHE_CTLSTAT_ZC_BUSY_BUSY (1U << 31) 1464 1465 #define R300_ZB_BW_CNTL 0x4f1c 1466 # define R300_HIZ_DISABLE (0 << 0) 1467 # define R300_HIZ_ENABLE (1 << 0) 1468 # define R300_HIZ_MIN (0 << 1) 1469 # define R300_HIZ_MAX (1 << 1) 1470 # define R300_FAST_FILL_DISABLE (0 << 2) 1471 # define R300_FAST_FILL_ENABLE (1 << 2) 1472 # define R300_RD_COMP_DISABLE (0 << 3) 1473 # define R300_RD_COMP_ENABLE (1 << 3) 1474 # define R300_WR_COMP_DISABLE (0 << 4) 1475 # define R300_WR_COMP_ENABLE (1 << 4) 1476 # define R300_ZB_CB_CLEAR_RMW (0 << 5) 1477 # define R300_ZB_CB_CLEAR_CACHE_LINEAR (1 << 5) 1478 # define R300_FORCE_COMPRESSED_STENCIL_VALUE_DISABLE (0 << 6) 1479 # define R300_FORCE_COMPRESSED_STENCIL_VALUE_ENABLE (1 << 6) 1480 1481 # define R500_ZEQUAL_OPTIMIZE_ENABLE (0 << 7) 1482 # define R500_ZEQUAL_OPTIMIZE_DISABLE (1 << 7) 1483 # define R500_SEQUAL_OPTIMIZE_ENABLE (0 << 8) 1484 # define R500_SEQUAL_OPTIMIZE_DISABLE (1 << 8) 1485 1486 # define R500_BMASK_ENABLE (0 << 10) 1487 # define R500_BMASK_DISABLE (1 << 10) 1488 # define R500_HIZ_EQUAL_REJECT_DISABLE (0 << 11) 1489 # define R500_HIZ_EQUAL_REJECT_ENABLE (1 << 11) 1490 # define R500_HIZ_FP_EXP_BITS_DISABLE (0 << 12) 1491 # define R500_HIZ_FP_EXP_BITS_1 (1 << 12) 1492 # define R500_HIZ_FP_EXP_BITS_2 (2 << 12) 1493 # define R500_HIZ_FP_EXP_BITS_3 (3 << 12) 1494 # define R500_HIZ_FP_EXP_BITS_4 (4 << 12) 1495 # define R500_HIZ_FP_EXP_BITS_5 (5 << 12) 1496 # define R500_HIZ_FP_INVERT_LEADING_ONES (0 << 15) 1497 # define R500_HIZ_FP_INVERT_LEADING_ZEROS (1 << 15) 1498 # define R500_TILE_OVERWRITE_RECOMPRESSION_ENABLE (0 << 16) 1499 # define R500_TILE_OVERWRITE_RECOMPRESSION_DISABLE (1 << 16) 1500 # define R500_CONTIGUOUS_6XAA_SAMPLES_ENABLE (0 << 17) 1501 # define R500_CONTIGUOUS_6XAA_SAMPLES_DISABLE (1 << 17) 1502 # define R500_PEQ_PACKING_DISABLE (0 << 18) 1503 # define R500_PEQ_PACKING_ENABLE (1 << 18) 1504 # define R500_COVERED_PTR_MASKING_DISABLE (0 << 18) 1505 # define R500_COVERED_PTR_MASKING_ENABLE (1 << 18) 1506 1507 1508 /* gap */ 1509 1510 /* Z Buffer Address Offset. 1511 * Bits 31 to 5 are used for aligned Z buffer address offset for macro tiles. 1512 */ 1513 #define R300_ZB_DEPTHOFFSET 0x4f20 1514 1515 /* Z Buffer Pitch and Endian Control */ 1516 #define R300_ZB_DEPTHPITCH 0x4f24 1517 # define R300_DEPTHPITCH_MASK 0x00003FFC 1518 # define R300_DEPTHMACROTILE_DISABLE (0 << 16) 1519 # define R300_DEPTHMACROTILE_ENABLE (1 << 16) 1520 # define R300_DEPTHMICROTILE_LINEAR (0 << 17) 1521 # define R300_DEPTHMICROTILE_TILED (1 << 17) 1522 # define R300_DEPTHMICROTILE_TILED_SQUARE (2 << 17) 1523 # define R300_DEPTHENDIAN_NO_SWAP (0 << 18) 1524 # define R300_DEPTHENDIAN_WORD_SWAP (1 << 18) 1525 # define R300_DEPTHENDIAN_DWORD_SWAP (2 << 18) 1526 # define R300_DEPTHENDIAN_HALF_DWORD_SWAP (3 << 18) 1527 1528 /* Z Buffer Clear Value */ 1529 #define R300_ZB_DEPTHCLEARVALUE 0x4f28 1530 1531 #define R300_ZB_ZMASK_OFFSET 0x4f30 1532 #define R300_ZB_ZMASK_PITCH 0x4f34 1533 #define R300_ZB_ZMASK_WRINDEX 0x4f38 1534 #define R300_ZB_ZMASK_DWORD 0x4f3c 1535 #define R300_ZB_ZMASK_RDINDEX 0x4f40 1536 1537 /* Hierarchical Z Memory Offset */ 1538 #define R300_ZB_HIZ_OFFSET 0x4f44 1539 1540 /* Hierarchical Z Write Index */ 1541 #define R300_ZB_HIZ_WRINDEX 0x4f48 1542 1543 /* Hierarchical Z Data */ 1544 #define R300_ZB_HIZ_DWORD 0x4f4c 1545 1546 /* Hierarchical Z Read Index */ 1547 #define R300_ZB_HIZ_RDINDEX 0x4f50 1548 1549 /* Hierarchical Z Pitch */ 1550 #define R300_ZB_HIZ_PITCH 0x4f54 1551 1552 /* Z Buffer Z Pass Counter Data */ 1553 #define R300_ZB_ZPASS_DATA 0x4f58 1554 1555 /* Z Buffer Z Pass Counter Address */ 1556 #define R300_ZB_ZPASS_ADDR 0x4f5c 1557 1558 /* Depth buffer X and Y coordinate offset */ 1559 #define R300_ZB_DEPTHXY_OFFSET 0x4f60 1560 # define R300_DEPTHX_OFFSET_SHIFT 1 1561 # define R300_DEPTHX_OFFSET_MASK 0x000007FE 1562 # define R300_DEPTHY_OFFSET_SHIFT 17 1563 # define R300_DEPTHY_OFFSET_MASK 0x07FE0000 1564 1565 /* Sets the fifo sizes */ 1566 #define R500_ZB_FIFO_SIZE 0x4fd0 1567 # define R500_OP_FIFO_SIZE_FULL (0 << 0) 1568 # define R500_OP_FIFO_SIZE_HALF (1 << 0) 1569 # define R500_OP_FIFO_SIZE_QUATER (2 << 0) 1570 # define R500_OP_FIFO_SIZE_EIGTHS (4 << 0) 1571 1572 /* Stencil Reference Value and Mask for backfacing quads */ 1573 /* R300_ZB_STENCILREFMASK handles front face */ 1574 #define R500_ZB_STENCILREFMASK_BF 0x4fd4 1575 # define R500_STENCILREF_SHIFT 0 1576 # define R500_STENCILREF_MASK 0x000000ff 1577 # define R500_STENCILMASK_SHIFT 8 1578 # define R500_STENCILMASK_MASK 0x0000ff00 1579 # define R500_STENCILWRITEMASK_SHIFT 16 1580 # define R500_STENCILWRITEMASK_MASK 0x00ff0000 1581 1582 /* BEGIN: Vertex program instruction set */ 1583 1584 /* Every instruction is four dwords long: 1585 * DWORD 0: output and opcode 1586 * DWORD 1: first argument 1587 * DWORD 2: second argument 1588 * DWORD 3: third argument 1589 * 1590 * Notes: 1591 * - ABS r, a is implemented as MAX r, a, -a 1592 * - MOV is implemented as ADD to zero 1593 * - XPD is implemented as MUL + MAD 1594 * - FLR is implemented as FRC + ADD 1595 * - apparently, fglrx tries to schedule instructions so that there is at 1596 * least one instruction between the write to a temporary and the first 1597 * read from said temporary; however, violations of this scheduling are 1598 * allowed 1599 * - register indices seem to be unrelated with OpenGL aliasing to 1600 * conventional state 1601 * - only one attribute and one parameter can be loaded at a time; however, 1602 * the same attribute/parameter can be used for more than one argument 1603 * - the second software argument for POW is the third hardware argument 1604 * (no idea why) 1605 * - MAD with only temporaries as input seems to use VPI_OUT_SELECT_MAD_2 1606 * 1607 * There is some magic surrounding LIT: 1608 * The single argument is replicated across all three inputs, but swizzled: 1609 * First argument: xyzy 1610 * Second argument: xyzx 1611 * Third argument: xyzw 1612 * Whenever the result is used later in the fragment program, fglrx forces 1613 * x and w to be 1.0 in the input selection; I don't know whether this is 1614 * strictly necessary 1615 */ 1616 #define R300_VPI_OUT_OP_DOT (1 << 0) 1617 #define R300_VPI_OUT_OP_MUL (2 << 0) 1618 #define R300_VPI_OUT_OP_ADD (3 << 0) 1619 #define R300_VPI_OUT_OP_MAD (4 << 0) 1620 #define R300_VPI_OUT_OP_DST (5 << 0) 1621 #define R300_VPI_OUT_OP_FRC (6 << 0) 1622 #define R300_VPI_OUT_OP_MAX (7 << 0) 1623 #define R300_VPI_OUT_OP_MIN (8 << 0) 1624 #define R300_VPI_OUT_OP_SGE (9 << 0) 1625 #define R300_VPI_OUT_OP_SLT (10 << 0) 1626 /* Used in GL_POINT_DISTANCE_ATTENUATION_ARB, vector(scalar, vector) */ 1627 #define R300_VPI_OUT_OP_UNK12 (12 << 0) 1628 #define R300_VPI_OUT_OP_ARL (13 << 0) 1629 #define R300_VPI_OUT_OP_EXP (65 << 0) 1630 #define R300_VPI_OUT_OP_LOG (66 << 0) 1631 /* Used in fog computations, scalar(scalar) */ 1632 #define R300_VPI_OUT_OP_UNK67 (67 << 0) 1633 #define R300_VPI_OUT_OP_LIT (68 << 0) 1634 #define R300_VPI_OUT_OP_POW (69 << 0) 1635 #define R300_VPI_OUT_OP_RCP (70 << 0) 1636 #define R300_VPI_OUT_OP_RSQ (72 << 0) 1637 /* Used in GL_POINT_DISTANCE_ATTENUATION_ARB, scalar(scalar) */ 1638 #define R300_VPI_OUT_OP_UNK73 (73 << 0) 1639 #define R300_VPI_OUT_OP_EX2 (75 << 0) 1640 #define R300_VPI_OUT_OP_LG2 (76 << 0) 1641 #define R300_VPI_OUT_OP_MAD_2 (128 << 0) 1642 /* all temps, vector(scalar, vector, vector) */ 1643 #define R300_VPI_OUT_OP_UNK129 (129 << 0) 1644 1645 #define R300_VPI_OUT_REG_CLASS_TEMPORARY (0 << 8) 1646 #define R300_VPI_OUT_REG_CLASS_ADDR (1 << 8) 1647 #define R300_VPI_OUT_REG_CLASS_RESULT (2 << 8) 1648 #define R300_VPI_OUT_REG_CLASS_MASK (31 << 8) 1649 1650 #define R300_VPI_OUT_REG_INDEX_SHIFT 13 1651 /* GUESS based on fglrx native limits */ 1652 #define R300_VPI_OUT_REG_INDEX_MASK (31 << 13) 1653 1654 #define R300_VPI_OUT_WRITE_X (1 << 20) 1655 #define R300_VPI_OUT_WRITE_Y (1 << 21) 1656 #define R300_VPI_OUT_WRITE_Z (1 << 22) 1657 #define R300_VPI_OUT_WRITE_W (1 << 23) 1658 1659 #define R300_VPI_IN_REG_CLASS_TEMPORARY (0 << 0) 1660 #define R300_VPI_IN_REG_CLASS_ATTRIBUTE (1 << 0) 1661 #define R300_VPI_IN_REG_CLASS_PARAMETER (2 << 0) 1662 #define R300_VPI_IN_REG_CLASS_NONE (9 << 0) 1663 #define R300_VPI_IN_REG_CLASS_MASK (31 << 0) 1664 1665 #define R300_VPI_IN_REG_INDEX_SHIFT 5 1666 /* GUESS based on fglrx native limits */ 1667 #define R300_VPI_IN_REG_INDEX_MASK (255 << 5) 1668 1669 /* The R300 can select components from the input register arbitrarily. 1670 * Use the following constants, shifted by the component shift you 1671 * want to select 1672 */ 1673 #define R300_VPI_IN_SELECT_X 0 1674 #define R300_VPI_IN_SELECT_Y 1 1675 #define R300_VPI_IN_SELECT_Z 2 1676 #define R300_VPI_IN_SELECT_W 3 1677 #define R300_VPI_IN_SELECT_ZERO 4 1678 #define R300_VPI_IN_SELECT_ONE 5 1679 #define R300_VPI_IN_SELECT_MASK 7 1680 1681 #define R300_VPI_IN_X_SHIFT 13 1682 #define R300_VPI_IN_Y_SHIFT 16 1683 #define R300_VPI_IN_Z_SHIFT 19 1684 #define R300_VPI_IN_W_SHIFT 22 1685 1686 #define R300_VPI_IN_NEG_X (1 << 25) 1687 #define R300_VPI_IN_NEG_Y (1 << 26) 1688 #define R300_VPI_IN_NEG_Z (1 << 27) 1689 #define R300_VPI_IN_NEG_W (1 << 28) 1690 /* END: Vertex program instruction set */ 1691 1692 /* BEGIN: Packet 3 commands */ 1693 1694 /* A primitive emission dword. */ 1695 #define R300_PRIM_TYPE_NONE (0 << 0) 1696 #define R300_PRIM_TYPE_POINT (1 << 0) 1697 #define R300_PRIM_TYPE_LINE (2 << 0) 1698 #define R300_PRIM_TYPE_LINE_STRIP (3 << 0) 1699 #define R300_PRIM_TYPE_TRI_LIST (4 << 0) 1700 #define R300_PRIM_TYPE_TRI_FAN (5 << 0) 1701 #define R300_PRIM_TYPE_TRI_STRIP (6 << 0) 1702 #define R300_PRIM_TYPE_TRI_TYPE2 (7 << 0) 1703 #define R300_PRIM_TYPE_RECT_LIST (8 << 0) 1704 #define R300_PRIM_TYPE_3VRT_POINT_LIST (9 << 0) 1705 #define R300_PRIM_TYPE_3VRT_LINE_LIST (10 << 0) 1706 /* GUESS (based on r200) */ 1707 #define R300_PRIM_TYPE_POINT_SPRITES (11 << 0) 1708 #define R300_PRIM_TYPE_LINE_LOOP (12 << 0) 1709 #define R300_PRIM_TYPE_QUADS (13 << 0) 1710 #define R300_PRIM_TYPE_QUAD_STRIP (14 << 0) 1711 #define R300_PRIM_TYPE_POLYGON (15 << 0) 1712 #define R300_PRIM_TYPE_MASK 0xF 1713 #define R300_PRIM_WALK_IND (1 << 4) 1714 #define R300_PRIM_WALK_LIST (2 << 4) 1715 #define R300_PRIM_WALK_RING (3 << 4) 1716 #define R300_PRIM_WALK_MASK (3 << 4) 1717 /* GUESS (based on r200) */ 1718 #define R300_PRIM_COLOR_ORDER_BGRA (0 << 6) 1719 #define R300_PRIM_COLOR_ORDER_RGBA (1 << 6) 1720 #define R300_PRIM_NUM_VERTICES_SHIFT 16 1721 #define R300_PRIM_NUM_VERTICES_MASK 0xffff 1722 1723 /* Draw a primitive from vertex data in arrays loaded via 3D_LOAD_VBPNTR. 1724 * Two parameter dwords: 1725 * 0. The first parameter appears to be always 0 1726 * 1. The second parameter is a standard primitive emission dword. 1727 */ 1728 #define R300_PACKET3_3D_DRAW_VBUF 0x00002800 1729 1730 /* Specify the full set of vertex arrays as (address, stride). 1731 * The first parameter is the number of vertex arrays specified. 1732 * The rest of the command is a variable length list of blocks, where 1733 * each block is three dwords long and specifies two arrays. 1734 * The first dword of a block is split into two words, the lower significant 1735 * word refers to the first array, the more significant word to the second 1736 * array in the block. 1737 * The low byte of each word contains the size of an array entry in dwords, 1738 * the high byte contains the stride of the array. 1739 * The second dword of a block contains the pointer to the first array, 1740 * the third dword of a block contains the pointer to the second array. 1741 * Note that if the total number of arrays is odd, the third dword of 1742 * the last block is omitted. 1743 */ 1744 #define R300_PACKET3_3D_LOAD_VBPNTR 0x00002F00 1745 1746 #define R300_PACKET3_INDX_BUFFER 0x00003300 1747 # define R300_EB_UNK1_SHIFT 24 1748 # define R300_EB_UNK1 (0x80<<24) 1749 # define R300_EB_UNK2 0x0810 1750 #define R300_PACKET3_3D_DRAW_VBUF_2 0x00003400 1751 #define R300_PACKET3_3D_DRAW_INDX_2 0x00003600 1752 1753 /* END: Packet 3 commands */ 1754 1755 1756 /* Color formats for 2d packets 1757 */ 1758 #define R300_CP_COLOR_FORMAT_CI8 2 1759 #define R300_CP_COLOR_FORMAT_ARGB1555 3 1760 #define R300_CP_COLOR_FORMAT_RGB565 4 1761 #define R300_CP_COLOR_FORMAT_ARGB8888 6 1762 #define R300_CP_COLOR_FORMAT_RGB332 7 1763 #define R300_CP_COLOR_FORMAT_RGB8 9 1764 #define R300_CP_COLOR_FORMAT_ARGB4444 15 1765 1766 /* 1767 * CP type-3 packets 1768 */ 1769 #define R300_CP_CMD_BITBLT_MULTI 0xC0009B00 1770 1771 #define R500_VAP_INDEX_OFFSET 0x208c 1772 1773 #define R500_GA_US_VECTOR_INDEX 0x4250 1774 #define R500_GA_US_VECTOR_DATA 0x4254 1775 1776 #define R500_RS_IP_0 0x4074 1777 #define R500_RS_INST_0 0x4320 1778 1779 #define R500_US_CONFIG 0x4600 1780 1781 #define R500_US_FC_CTRL 0x4624 1782 #define R500_US_CODE_ADDR 0x4630 1783 1784 #define R500_RB3D_COLOR_CLEAR_VALUE_AR 0x46c0 1785 #define R500_RB3D_CONSTANT_COLOR_AR 0x4ef8 1786 1787 #define R300_SU_REG_DEST 0x42c8 1788 #define RV530_FG_ZBREG_DEST 0x4be8 1789 #define R300_ZB_ZPASS_DATA 0x4f58 1790 #define R300_ZB_ZPASS_ADDR 0x4f5c 1791 1792 #endif /* _R300_REG_H */ 1793