1 /***************************************************************************\ 2 |* *| 3 |* Copyright 1993-1999 NVIDIA, Corporation. All rights reserved. *| 4 |* *| 5 |* NOTICE TO USER: The source code is copyrighted under U.S. and *| 6 |* international laws. Users and possessors of this source code are *| 7 |* hereby granted a nonexclusive, royalty-free copyright license to *| 8 |* use this code in individual and commercial software. *| 9 |* *| 10 |* Any use of this source code must include, in the user documenta- *| 11 |* tion and internal comments to the code, notices to the end user *| 12 |* as follows: *| 13 |* *| 14 |* Copyright 1993-1999 NVIDIA, Corporation. All rights reserved. *| 15 |* *| 16 |* NVIDIA, CORPORATION MAKES NO REPRESENTATION ABOUT THE SUITABILITY *| 17 |* OF THIS SOURCE CODE FOR ANY PURPOSE. IT IS PROVIDED "AS IS" *| 18 |* WITHOUT EXPRESS OR IMPLIED WARRANTY OF ANY KIND. NVIDIA, CORPOR- *| 19 |* ATION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOURCE CODE, *| 20 |* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGE- *| 21 |* MENT, AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL *| 22 |* NVIDIA, CORPORATION BE LIABLE FOR ANY SPECIAL, INDIRECT, INCI- *| 23 |* DENTAL, OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RE- *| 24 |* SULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION *| 25 |* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF *| 26 |* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOURCE CODE. *| 27 |* *| 28 |* U.S. Government End Users. This source code is a "commercial *| 29 |* item," as that term is defined at 48 C.F.R. 2.101 (OCT 1995), *| 30 |* consisting of "commercial computer software" and "commercial *| 31 |* computer software documentation," as such terms are used in *| 32 |* 48 C.F.R. 12.212 (SEPT 1995) and is provided to the U.S. Govern- *| 33 |* ment only as a commercial end item. Consistent with 48 C.F.R. *| 34 |* 12.212 and 48 C.F.R. 227.7202-1 through 227.7202-4 (JUNE 1995), *| 35 |* all U.S. Government End Users acquire the source code with only *| 36 |* those rights set forth herein. *| 37 |* *| 38 \***************************************************************************/ 39 40 /* 41 * GPL licensing note -- nVidia is allowing a liberal interpretation of 42 * the documentation restriction above, to merely say that this nVidia's 43 * copyright and disclaimer should be included with all code derived 44 * from this source. -- Jeff Garzik <jgarzik@pobox.com>, 01/Nov/99 45 */ 46 47 /* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/nv/riva_hw.c,v 1.33 2002/08/05 20:47:06 mvojkovi Exp $ */ 48 49 #include <linux/kernel.h> 50 #include <linux/pci.h> 51 #include <linux/pci_ids.h> 52 #include "riva_hw.h" 53 #include "riva_tbl.h" 54 #include "nv_type.h" 55 56 /* 57 * This file is an OS-agnostic file used to make RIVA 128 and RIVA TNT 58 * operate identically (except TNT has more memory and better 3D quality. 59 */ nv3Busy(RIVA_HW_INST * chip)60 static int nv3Busy 61 ( 62 RIVA_HW_INST *chip 63 ) 64 { 65 return ((NV_RD32(&chip->Rop->FifoFree, 0) < chip->FifoEmptyCount) || 66 NV_RD32(&chip->PGRAPH[0x000006B0/4], 0) & 0x01); 67 } nv4Busy(RIVA_HW_INST * chip)68 static int nv4Busy 69 ( 70 RIVA_HW_INST *chip 71 ) 72 { 73 return ((NV_RD32(&chip->Rop->FifoFree, 0) < chip->FifoEmptyCount) || 74 NV_RD32(&chip->PGRAPH[0x00000700/4], 0) & 0x01); 75 } nv10Busy(RIVA_HW_INST * chip)76 static int nv10Busy 77 ( 78 RIVA_HW_INST *chip 79 ) 80 { 81 return ((NV_RD32(&chip->Rop->FifoFree, 0) < chip->FifoEmptyCount) || 82 NV_RD32(&chip->PGRAPH[0x00000700/4], 0) & 0x01); 83 } 84 vgaLockUnlock(RIVA_HW_INST * chip,int Lock)85 static void vgaLockUnlock 86 ( 87 RIVA_HW_INST *chip, 88 int Lock 89 ) 90 { 91 U008 cr11; 92 VGA_WR08(chip->PCIO, 0x3D4, 0x11); 93 cr11 = VGA_RD08(chip->PCIO, 0x3D5); 94 if(Lock) cr11 |= 0x80; 95 else cr11 &= ~0x80; 96 VGA_WR08(chip->PCIO, 0x3D5, cr11); 97 } nv3LockUnlock(RIVA_HW_INST * chip,int Lock)98 static void nv3LockUnlock 99 ( 100 RIVA_HW_INST *chip, 101 int Lock 102 ) 103 { 104 VGA_WR08(chip->PVIO, 0x3C4, 0x06); 105 VGA_WR08(chip->PVIO, 0x3C5, Lock ? 0x99 : 0x57); 106 vgaLockUnlock(chip, Lock); 107 } nv4LockUnlock(RIVA_HW_INST * chip,int Lock)108 static void nv4LockUnlock 109 ( 110 RIVA_HW_INST *chip, 111 int Lock 112 ) 113 { 114 VGA_WR08(chip->PCIO, 0x3D4, 0x1F); 115 VGA_WR08(chip->PCIO, 0x3D5, Lock ? 0x99 : 0x57); 116 vgaLockUnlock(chip, Lock); 117 } 118 ShowHideCursor(RIVA_HW_INST * chip,int ShowHide)119 static int ShowHideCursor 120 ( 121 RIVA_HW_INST *chip, 122 int ShowHide 123 ) 124 { 125 int cursor; 126 cursor = chip->CurrentState->cursor1; 127 chip->CurrentState->cursor1 = (chip->CurrentState->cursor1 & 0xFE) | 128 (ShowHide & 0x01); 129 VGA_WR08(chip->PCIO, 0x3D4, 0x31); 130 VGA_WR08(chip->PCIO, 0x3D5, chip->CurrentState->cursor1); 131 return (cursor & 0x01); 132 } 133 134 /****************************************************************************\ 135 * * 136 * The video arbitration routines calculate some "magic" numbers. Fixes * 137 * the snow seen when accessing the framebuffer without it. * 138 * It just works (I hope). * 139 * * 140 \****************************************************************************/ 141 142 #define DEFAULT_GR_LWM 100 143 #define DEFAULT_VID_LWM 100 144 #define DEFAULT_GR_BURST_SIZE 256 145 #define DEFAULT_VID_BURST_SIZE 128 146 #define VIDEO 0 147 #define GRAPHICS 1 148 #define MPORT 2 149 #define ENGINE 3 150 #define GFIFO_SIZE 320 151 #define GFIFO_SIZE_128 256 152 #define MFIFO_SIZE 120 153 #define VFIFO_SIZE 256 154 155 typedef struct { 156 int gdrain_rate; 157 int vdrain_rate; 158 int mdrain_rate; 159 int gburst_size; 160 int vburst_size; 161 char vid_en; 162 char gr_en; 163 int wcmocc, wcgocc, wcvocc, wcvlwm, wcglwm; 164 int by_gfacc; 165 char vid_only_once; 166 char gr_only_once; 167 char first_vacc; 168 char first_gacc; 169 char first_macc; 170 int vocc; 171 int gocc; 172 int mocc; 173 char cur; 174 char engine_en; 175 char converged; 176 int priority; 177 } nv3_arb_info; 178 typedef struct { 179 int graphics_lwm; 180 int video_lwm; 181 int graphics_burst_size; 182 int video_burst_size; 183 int graphics_hi_priority; 184 int media_hi_priority; 185 int rtl_values; 186 int valid; 187 } nv3_fifo_info; 188 typedef struct { 189 char pix_bpp; 190 char enable_video; 191 char gr_during_vid; 192 char enable_mp; 193 int memory_width; 194 int video_scale; 195 int pclk_khz; 196 int mclk_khz; 197 int mem_page_miss; 198 int mem_latency; 199 char mem_aligned; 200 } nv3_sim_state; 201 typedef struct { 202 int graphics_lwm; 203 int video_lwm; 204 int graphics_burst_size; 205 int video_burst_size; 206 int valid; 207 } nv4_fifo_info; 208 typedef struct { 209 int pclk_khz; 210 int mclk_khz; 211 int nvclk_khz; 212 char mem_page_miss; 213 char mem_latency; 214 int memory_width; 215 char enable_video; 216 char gr_during_vid; 217 char pix_bpp; 218 char mem_aligned; 219 char enable_mp; 220 } nv4_sim_state; 221 typedef struct { 222 int graphics_lwm; 223 int video_lwm; 224 int graphics_burst_size; 225 int video_burst_size; 226 int valid; 227 } nv10_fifo_info; 228 typedef struct { 229 int pclk_khz; 230 int mclk_khz; 231 int nvclk_khz; 232 char mem_page_miss; 233 char mem_latency; 234 u32 memory_type; 235 int memory_width; 236 char enable_video; 237 char gr_during_vid; 238 char pix_bpp; 239 char mem_aligned; 240 char enable_mp; 241 } nv10_sim_state; nv3_iterate(nv3_fifo_info * res_info,nv3_sim_state * state,nv3_arb_info * ainfo)242 static int nv3_iterate(nv3_fifo_info *res_info, nv3_sim_state * state, nv3_arb_info *ainfo) 243 { 244 int iter = 0; 245 int tmp; 246 int vfsize, mfsize, gfsize; 247 int mburst_size = 32; 248 int mmisses, gmisses, vmisses; 249 int misses; 250 int vlwm, glwm; 251 int last, next, cur; 252 int max_gfsize ; 253 long ns; 254 255 vlwm = 0; 256 glwm = 0; 257 vfsize = 0; 258 gfsize = 0; 259 cur = ainfo->cur; 260 mmisses = 2; 261 gmisses = 2; 262 vmisses = 2; 263 if (ainfo->gburst_size == 128) max_gfsize = GFIFO_SIZE_128; 264 else max_gfsize = GFIFO_SIZE; 265 max_gfsize = GFIFO_SIZE; 266 while (1) 267 { 268 if (ainfo->vid_en) 269 { 270 if (ainfo->wcvocc > ainfo->vocc) ainfo->wcvocc = ainfo->vocc; 271 if (ainfo->wcvlwm > vlwm) ainfo->wcvlwm = vlwm ; 272 ns = 1000000 * ainfo->vburst_size/(state->memory_width/8)/state->mclk_khz; 273 vfsize = ns * ainfo->vdrain_rate / 1000000; 274 vfsize = ainfo->wcvlwm - ainfo->vburst_size + vfsize; 275 } 276 if (state->enable_mp) 277 { 278 if (ainfo->wcmocc > ainfo->mocc) ainfo->wcmocc = ainfo->mocc; 279 } 280 if (ainfo->gr_en) 281 { 282 if (ainfo->wcglwm > glwm) ainfo->wcglwm = glwm ; 283 if (ainfo->wcgocc > ainfo->gocc) ainfo->wcgocc = ainfo->gocc; 284 ns = 1000000 * (ainfo->gburst_size/(state->memory_width/8))/state->mclk_khz; 285 gfsize = (ns * (long) ainfo->gdrain_rate)/1000000; 286 gfsize = ainfo->wcglwm - ainfo->gburst_size + gfsize; 287 } 288 mfsize = 0; 289 if (!state->gr_during_vid && ainfo->vid_en) 290 if (ainfo->vid_en && (ainfo->vocc < 0) && !ainfo->vid_only_once) 291 next = VIDEO; 292 else if (ainfo->mocc < 0) 293 next = MPORT; 294 else if (ainfo->gocc< ainfo->by_gfacc) 295 next = GRAPHICS; 296 else return (0); 297 else switch (ainfo->priority) 298 { 299 case VIDEO: 300 if (ainfo->vid_en && ainfo->vocc<0 && !ainfo->vid_only_once) 301 next = VIDEO; 302 else if (ainfo->gr_en && ainfo->gocc<0 && !ainfo->gr_only_once) 303 next = GRAPHICS; 304 else if (ainfo->mocc<0) 305 next = MPORT; 306 else return (0); 307 break; 308 case GRAPHICS: 309 if (ainfo->gr_en && ainfo->gocc<0 && !ainfo->gr_only_once) 310 next = GRAPHICS; 311 else if (ainfo->vid_en && ainfo->vocc<0 && !ainfo->vid_only_once) 312 next = VIDEO; 313 else if (ainfo->mocc<0) 314 next = MPORT; 315 else return (0); 316 break; 317 default: 318 if (ainfo->mocc<0) 319 next = MPORT; 320 else if (ainfo->gr_en && ainfo->gocc<0 && !ainfo->gr_only_once) 321 next = GRAPHICS; 322 else if (ainfo->vid_en && ainfo->vocc<0 && !ainfo->vid_only_once) 323 next = VIDEO; 324 else return (0); 325 break; 326 } 327 last = cur; 328 cur = next; 329 iter++; 330 switch (cur) 331 { 332 case VIDEO: 333 if (last==cur) misses = 0; 334 else if (ainfo->first_vacc) misses = vmisses; 335 else misses = 1; 336 ainfo->first_vacc = 0; 337 if (last!=cur) 338 { 339 ns = 1000000 * (vmisses*state->mem_page_miss + state->mem_latency)/state->mclk_khz; 340 vlwm = ns * ainfo->vdrain_rate/ 1000000; 341 vlwm = ainfo->vocc - vlwm; 342 } 343 ns = 1000000*(misses*state->mem_page_miss + ainfo->vburst_size)/(state->memory_width/8)/state->mclk_khz; 344 ainfo->vocc = ainfo->vocc + ainfo->vburst_size - ns*ainfo->vdrain_rate/1000000; 345 ainfo->gocc = ainfo->gocc - ns*ainfo->gdrain_rate/1000000; 346 ainfo->mocc = ainfo->mocc - ns*ainfo->mdrain_rate/1000000; 347 break; 348 case GRAPHICS: 349 if (last==cur) misses = 0; 350 else if (ainfo->first_gacc) misses = gmisses; 351 else misses = 1; 352 ainfo->first_gacc = 0; 353 if (last!=cur) 354 { 355 ns = 1000000*(gmisses*state->mem_page_miss + state->mem_latency)/state->mclk_khz ; 356 glwm = ns * ainfo->gdrain_rate/1000000; 357 glwm = ainfo->gocc - glwm; 358 } 359 ns = 1000000*(misses*state->mem_page_miss + ainfo->gburst_size/(state->memory_width/8))/state->mclk_khz; 360 ainfo->vocc = ainfo->vocc + 0 - ns*ainfo->vdrain_rate/1000000; 361 ainfo->gocc = ainfo->gocc + ainfo->gburst_size - ns*ainfo->gdrain_rate/1000000; 362 ainfo->mocc = ainfo->mocc + 0 - ns*ainfo->mdrain_rate/1000000; 363 break; 364 default: 365 if (last==cur) misses = 0; 366 else if (ainfo->first_macc) misses = mmisses; 367 else misses = 1; 368 ainfo->first_macc = 0; 369 ns = 1000000*(misses*state->mem_page_miss + mburst_size/(state->memory_width/8))/state->mclk_khz; 370 ainfo->vocc = ainfo->vocc + 0 - ns*ainfo->vdrain_rate/1000000; 371 ainfo->gocc = ainfo->gocc + 0 - ns*ainfo->gdrain_rate/1000000; 372 ainfo->mocc = ainfo->mocc + mburst_size - ns*ainfo->mdrain_rate/1000000; 373 break; 374 } 375 if (iter>100) 376 { 377 ainfo->converged = 0; 378 return (1); 379 } 380 ns = 1000000*ainfo->gburst_size/(state->memory_width/8)/state->mclk_khz; 381 tmp = ns * ainfo->gdrain_rate/1000000; 382 if (abs(ainfo->gburst_size) + ((abs(ainfo->wcglwm) + 16 ) & ~0x7) - tmp > max_gfsize) 383 { 384 ainfo->converged = 0; 385 return (1); 386 } 387 ns = 1000000*ainfo->vburst_size/(state->memory_width/8)/state->mclk_khz; 388 tmp = ns * ainfo->vdrain_rate/1000000; 389 if (abs(ainfo->vburst_size) + (abs(ainfo->wcvlwm + 32) & ~0xf) - tmp> VFIFO_SIZE) 390 { 391 ainfo->converged = 0; 392 return (1); 393 } 394 if (abs(ainfo->gocc) > max_gfsize) 395 { 396 ainfo->converged = 0; 397 return (1); 398 } 399 if (abs(ainfo->vocc) > VFIFO_SIZE) 400 { 401 ainfo->converged = 0; 402 return (1); 403 } 404 if (abs(ainfo->mocc) > MFIFO_SIZE) 405 { 406 ainfo->converged = 0; 407 return (1); 408 } 409 if (abs(vfsize) > VFIFO_SIZE) 410 { 411 ainfo->converged = 0; 412 return (1); 413 } 414 if (abs(gfsize) > max_gfsize) 415 { 416 ainfo->converged = 0; 417 return (1); 418 } 419 if (abs(mfsize) > MFIFO_SIZE) 420 { 421 ainfo->converged = 0; 422 return (1); 423 } 424 } 425 } nv3_arb(nv3_fifo_info * res_info,nv3_sim_state * state,nv3_arb_info * ainfo)426 static char nv3_arb(nv3_fifo_info * res_info, nv3_sim_state * state, nv3_arb_info *ainfo) 427 { 428 long ens, vns, mns, gns; 429 int mmisses, gmisses, vmisses, eburst_size, mburst_size; 430 int refresh_cycle; 431 432 refresh_cycle = 2*(state->mclk_khz/state->pclk_khz) + 5; 433 mmisses = 2; 434 if (state->mem_aligned) gmisses = 2; 435 else gmisses = 3; 436 vmisses = 2; 437 eburst_size = state->memory_width * 1; 438 mburst_size = 32; 439 gns = 1000000 * (gmisses*state->mem_page_miss + state->mem_latency)/state->mclk_khz; 440 ainfo->by_gfacc = gns*ainfo->gdrain_rate/1000000; 441 ainfo->wcmocc = 0; 442 ainfo->wcgocc = 0; 443 ainfo->wcvocc = 0; 444 ainfo->wcvlwm = 0; 445 ainfo->wcglwm = 0; 446 ainfo->engine_en = 1; 447 ainfo->converged = 1; 448 if (ainfo->engine_en) 449 { 450 ens = 1000000*(state->mem_page_miss + eburst_size/(state->memory_width/8) +refresh_cycle)/state->mclk_khz; 451 ainfo->mocc = state->enable_mp ? 0-ens*ainfo->mdrain_rate/1000000 : 0; 452 ainfo->vocc = ainfo->vid_en ? 0-ens*ainfo->vdrain_rate/1000000 : 0; 453 ainfo->gocc = ainfo->gr_en ? 0-ens*ainfo->gdrain_rate/1000000 : 0; 454 ainfo->cur = ENGINE; 455 ainfo->first_vacc = 1; 456 ainfo->first_gacc = 1; 457 ainfo->first_macc = 1; 458 nv3_iterate(res_info, state,ainfo); 459 } 460 if (state->enable_mp) 461 { 462 mns = 1000000 * (mmisses*state->mem_page_miss + mburst_size/(state->memory_width/8) + refresh_cycle)/state->mclk_khz; 463 ainfo->mocc = state->enable_mp ? 0 : mburst_size - mns*ainfo->mdrain_rate/1000000; 464 ainfo->vocc = ainfo->vid_en ? 0 : 0- mns*ainfo->vdrain_rate/1000000; 465 ainfo->gocc = ainfo->gr_en ? 0: 0- mns*ainfo->gdrain_rate/1000000; 466 ainfo->cur = MPORT; 467 ainfo->first_vacc = 1; 468 ainfo->first_gacc = 1; 469 ainfo->first_macc = 0; 470 nv3_iterate(res_info, state,ainfo); 471 } 472 if (ainfo->gr_en) 473 { 474 ainfo->first_vacc = 1; 475 ainfo->first_gacc = 0; 476 ainfo->first_macc = 1; 477 gns = 1000000*(gmisses*state->mem_page_miss + ainfo->gburst_size/(state->memory_width/8) + refresh_cycle)/state->mclk_khz; 478 ainfo->gocc = ainfo->gburst_size - gns*ainfo->gdrain_rate/1000000; 479 ainfo->vocc = ainfo->vid_en? 0-gns*ainfo->vdrain_rate/1000000 : 0; 480 ainfo->mocc = state->enable_mp ? 0-gns*ainfo->mdrain_rate/1000000: 0; 481 ainfo->cur = GRAPHICS; 482 nv3_iterate(res_info, state,ainfo); 483 } 484 if (ainfo->vid_en) 485 { 486 ainfo->first_vacc = 0; 487 ainfo->first_gacc = 1; 488 ainfo->first_macc = 1; 489 vns = 1000000*(vmisses*state->mem_page_miss + ainfo->vburst_size/(state->memory_width/8) + refresh_cycle)/state->mclk_khz; 490 ainfo->vocc = ainfo->vburst_size - vns*ainfo->vdrain_rate/1000000; 491 ainfo->gocc = ainfo->gr_en? (0-vns*ainfo->gdrain_rate/1000000) : 0; 492 ainfo->mocc = state->enable_mp? 0-vns*ainfo->mdrain_rate/1000000 :0 ; 493 ainfo->cur = VIDEO; 494 nv3_iterate(res_info, state, ainfo); 495 } 496 if (ainfo->converged) 497 { 498 res_info->graphics_lwm = (int)abs(ainfo->wcglwm) + 16; 499 res_info->video_lwm = (int)abs(ainfo->wcvlwm) + 32; 500 res_info->graphics_burst_size = ainfo->gburst_size; 501 res_info->video_burst_size = ainfo->vburst_size; 502 res_info->graphics_hi_priority = (ainfo->priority == GRAPHICS); 503 res_info->media_hi_priority = (ainfo->priority == MPORT); 504 if (res_info->video_lwm > 160) 505 { 506 res_info->graphics_lwm = 256; 507 res_info->video_lwm = 128; 508 res_info->graphics_burst_size = 64; 509 res_info->video_burst_size = 64; 510 res_info->graphics_hi_priority = 0; 511 res_info->media_hi_priority = 0; 512 ainfo->converged = 0; 513 return (0); 514 } 515 if (res_info->video_lwm > 128) 516 { 517 res_info->video_lwm = 128; 518 } 519 return (1); 520 } 521 else 522 { 523 res_info->graphics_lwm = 256; 524 res_info->video_lwm = 128; 525 res_info->graphics_burst_size = 64; 526 res_info->video_burst_size = 64; 527 res_info->graphics_hi_priority = 0; 528 res_info->media_hi_priority = 0; 529 return (0); 530 } 531 } nv3_get_param(nv3_fifo_info * res_info,nv3_sim_state * state,nv3_arb_info * ainfo)532 static char nv3_get_param(nv3_fifo_info *res_info, nv3_sim_state * state, nv3_arb_info *ainfo) 533 { 534 int done, g,v, p; 535 536 done = 0; 537 for (p=0; p < 2; p++) 538 { 539 for (g=128 ; g > 32; g= g>> 1) 540 { 541 for (v=128; v >=32; v = v>> 1) 542 { 543 ainfo->priority = p; 544 ainfo->gburst_size = g; 545 ainfo->vburst_size = v; 546 done = nv3_arb(res_info, state,ainfo); 547 if (done && (g==128)) 548 if ((res_info->graphics_lwm + g) > 256) 549 done = 0; 550 if (done) 551 goto Done; 552 } 553 } 554 } 555 556 Done: 557 return done; 558 } nv3CalcArbitration(nv3_fifo_info * res_info,nv3_sim_state * state)559 static void nv3CalcArbitration 560 ( 561 nv3_fifo_info * res_info, 562 nv3_sim_state * state 563 ) 564 { 565 nv3_fifo_info save_info; 566 nv3_arb_info ainfo; 567 char res_gr, res_vid; 568 569 ainfo.gr_en = 1; 570 ainfo.vid_en = state->enable_video; 571 ainfo.vid_only_once = 0; 572 ainfo.gr_only_once = 0; 573 ainfo.gdrain_rate = (int) state->pclk_khz * (state->pix_bpp/8); 574 ainfo.vdrain_rate = (int) state->pclk_khz * 2; 575 if (state->video_scale != 0) 576 ainfo.vdrain_rate = ainfo.vdrain_rate/state->video_scale; 577 ainfo.mdrain_rate = 33000; 578 res_info->rtl_values = 0; 579 if (!state->gr_during_vid && state->enable_video) 580 { 581 ainfo.gr_only_once = 1; 582 ainfo.gr_en = 1; 583 ainfo.gdrain_rate = 0; 584 res_vid = nv3_get_param(res_info, state, &ainfo); 585 res_vid = ainfo.converged; 586 save_info.video_lwm = res_info->video_lwm; 587 save_info.video_burst_size = res_info->video_burst_size; 588 ainfo.vid_en = 1; 589 ainfo.vid_only_once = 1; 590 ainfo.gr_en = 1; 591 ainfo.gdrain_rate = (int) state->pclk_khz * (state->pix_bpp/8); 592 ainfo.vdrain_rate = 0; 593 res_gr = nv3_get_param(res_info, state, &ainfo); 594 res_gr = ainfo.converged; 595 res_info->video_lwm = save_info.video_lwm; 596 res_info->video_burst_size = save_info.video_burst_size; 597 res_info->valid = res_gr & res_vid; 598 } 599 else 600 { 601 if (!ainfo.gr_en) ainfo.gdrain_rate = 0; 602 if (!ainfo.vid_en) ainfo.vdrain_rate = 0; 603 res_gr = nv3_get_param(res_info, state, &ainfo); 604 res_info->valid = ainfo.converged; 605 } 606 } nv3UpdateArbitrationSettings(unsigned VClk,unsigned pixelDepth,unsigned * burst,unsigned * lwm,RIVA_HW_INST * chip)607 static void nv3UpdateArbitrationSettings 608 ( 609 unsigned VClk, 610 unsigned pixelDepth, 611 unsigned *burst, 612 unsigned *lwm, 613 RIVA_HW_INST *chip 614 ) 615 { 616 nv3_fifo_info fifo_data; 617 nv3_sim_state sim_data; 618 unsigned int M, N, P, pll, MClk; 619 620 pll = NV_RD32(&chip->PRAMDAC0[0x00000504/4], 0); 621 M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F; 622 MClk = (N * chip->CrystalFreqKHz / M) >> P; 623 sim_data.pix_bpp = (char)pixelDepth; 624 sim_data.enable_video = 0; 625 sim_data.enable_mp = 0; 626 sim_data.video_scale = 1; 627 sim_data.memory_width = (NV_RD32(&chip->PEXTDEV[0x00000000/4], 0) & 0x10) ? 628 128 : 64; 629 sim_data.memory_width = 128; 630 631 sim_data.mem_latency = 9; 632 sim_data.mem_aligned = 1; 633 sim_data.mem_page_miss = 11; 634 sim_data.gr_during_vid = 0; 635 sim_data.pclk_khz = VClk; 636 sim_data.mclk_khz = MClk; 637 nv3CalcArbitration(&fifo_data, &sim_data); 638 if (fifo_data.valid) 639 { 640 int b = fifo_data.graphics_burst_size >> 4; 641 *burst = 0; 642 while (b >>= 1) 643 (*burst)++; 644 *lwm = fifo_data.graphics_lwm >> 3; 645 } 646 else 647 { 648 *lwm = 0x24; 649 *burst = 0x2; 650 } 651 } nv4CalcArbitration(nv4_fifo_info * fifo,nv4_sim_state * arb)652 static void nv4CalcArbitration 653 ( 654 nv4_fifo_info *fifo, 655 nv4_sim_state *arb 656 ) 657 { 658 int data, pagemiss, cas,width, video_enable, bpp; 659 int nvclks, mclks, pclks, vpagemiss, crtpagemiss, vbs; 660 int found, mclk_extra, mclk_loop, cbs, m1, p1; 661 int mclk_freq, pclk_freq, nvclk_freq, mp_enable; 662 int us_m, us_n, us_p, video_drain_rate, crtc_drain_rate; 663 int vpm_us, us_video, vlwm, video_fill_us, cpm_us, us_crt,clwm; 664 665 fifo->valid = 1; 666 pclk_freq = arb->pclk_khz; 667 mclk_freq = arb->mclk_khz; 668 nvclk_freq = arb->nvclk_khz; 669 pagemiss = arb->mem_page_miss; 670 cas = arb->mem_latency; 671 width = arb->memory_width >> 6; 672 video_enable = arb->enable_video; 673 bpp = arb->pix_bpp; 674 mp_enable = arb->enable_mp; 675 clwm = 0; 676 vlwm = 0; 677 cbs = 128; 678 pclks = 2; 679 nvclks = 2; 680 nvclks += 2; 681 nvclks += 1; 682 mclks = 5; 683 mclks += 3; 684 mclks += 1; 685 mclks += cas; 686 mclks += 1; 687 mclks += 1; 688 mclks += 1; 689 mclks += 1; 690 mclk_extra = 3; 691 nvclks += 2; 692 nvclks += 1; 693 nvclks += 1; 694 nvclks += 1; 695 if (mp_enable) 696 mclks+=4; 697 nvclks += 0; 698 pclks += 0; 699 found = 0; 700 vbs = 0; 701 while (found != 1) 702 { 703 fifo->valid = 1; 704 found = 1; 705 mclk_loop = mclks+mclk_extra; 706 us_m = mclk_loop *1000*1000 / mclk_freq; 707 us_n = nvclks*1000*1000 / nvclk_freq; 708 us_p = nvclks*1000*1000 / pclk_freq; 709 if (video_enable) 710 { 711 video_drain_rate = pclk_freq * 2; 712 crtc_drain_rate = pclk_freq * bpp/8; 713 vpagemiss = 2; 714 vpagemiss += 1; 715 crtpagemiss = 2; 716 vpm_us = (vpagemiss * pagemiss)*1000*1000/mclk_freq; 717 if (nvclk_freq * 2 > mclk_freq * width) 718 video_fill_us = cbs*1000*1000 / 16 / nvclk_freq ; 719 else 720 video_fill_us = cbs*1000*1000 / (8 * width) / mclk_freq; 721 us_video = vpm_us + us_m + us_n + us_p + video_fill_us; 722 vlwm = us_video * video_drain_rate/(1000*1000); 723 vlwm++; 724 vbs = 128; 725 if (vlwm > 128) vbs = 64; 726 if (vlwm > (256-64)) vbs = 32; 727 if (nvclk_freq * 2 > mclk_freq * width) 728 video_fill_us = vbs *1000*1000/ 16 / nvclk_freq ; 729 else 730 video_fill_us = vbs*1000*1000 / (8 * width) / mclk_freq; 731 cpm_us = crtpagemiss * pagemiss *1000*1000/ mclk_freq; 732 us_crt = 733 us_video 734 +video_fill_us 735 +cpm_us 736 +us_m + us_n +us_p 737 ; 738 clwm = us_crt * crtc_drain_rate/(1000*1000); 739 clwm++; 740 } 741 else 742 { 743 crtc_drain_rate = pclk_freq * bpp/8; 744 crtpagemiss = 2; 745 crtpagemiss += 1; 746 cpm_us = crtpagemiss * pagemiss *1000*1000/ mclk_freq; 747 us_crt = cpm_us + us_m + us_n + us_p ; 748 clwm = us_crt * crtc_drain_rate/(1000*1000); 749 clwm++; 750 } 751 m1 = clwm + cbs - 512; 752 p1 = m1 * pclk_freq / mclk_freq; 753 p1 = p1 * bpp / 8; 754 if ((p1 < m1) && (m1 > 0)) 755 { 756 fifo->valid = 0; 757 found = 0; 758 if (mclk_extra ==0) found = 1; 759 mclk_extra--; 760 } 761 else if (video_enable) 762 { 763 if ((clwm > 511) || (vlwm > 255)) 764 { 765 fifo->valid = 0; 766 found = 0; 767 if (mclk_extra ==0) found = 1; 768 mclk_extra--; 769 } 770 } 771 else 772 { 773 if (clwm > 519) 774 { 775 fifo->valid = 0; 776 found = 0; 777 if (mclk_extra ==0) found = 1; 778 mclk_extra--; 779 } 780 } 781 if (clwm < 384) clwm = 384; 782 if (vlwm < 128) vlwm = 128; 783 data = (int)(clwm); 784 fifo->graphics_lwm = data; 785 fifo->graphics_burst_size = 128; 786 data = (int)((vlwm+15)); 787 fifo->video_lwm = data; 788 fifo->video_burst_size = vbs; 789 } 790 } nv4UpdateArbitrationSettings(unsigned VClk,unsigned pixelDepth,unsigned * burst,unsigned * lwm,RIVA_HW_INST * chip)791 static void nv4UpdateArbitrationSettings 792 ( 793 unsigned VClk, 794 unsigned pixelDepth, 795 unsigned *burst, 796 unsigned *lwm, 797 RIVA_HW_INST *chip 798 ) 799 { 800 nv4_fifo_info fifo_data; 801 nv4_sim_state sim_data; 802 unsigned int M, N, P, pll, MClk, NVClk, cfg1; 803 804 pll = NV_RD32(&chip->PRAMDAC0[0x00000504/4], 0); 805 M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F; 806 MClk = (N * chip->CrystalFreqKHz / M) >> P; 807 pll = NV_RD32(&chip->PRAMDAC0[0x00000500/4], 0); 808 M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F; 809 NVClk = (N * chip->CrystalFreqKHz / M) >> P; 810 cfg1 = NV_RD32(&chip->PFB[0x00000204/4], 0); 811 sim_data.pix_bpp = (char)pixelDepth; 812 sim_data.enable_video = 0; 813 sim_data.enable_mp = 0; 814 sim_data.memory_width = (NV_RD32(&chip->PEXTDEV[0x00000000/4], 0) & 0x10) ? 815 128 : 64; 816 sim_data.mem_latency = (char)cfg1 & 0x0F; 817 sim_data.mem_aligned = 1; 818 sim_data.mem_page_miss = (char)(((cfg1 >> 4) &0x0F) + ((cfg1 >> 31) & 0x01)); 819 sim_data.gr_during_vid = 0; 820 sim_data.pclk_khz = VClk; 821 sim_data.mclk_khz = MClk; 822 sim_data.nvclk_khz = NVClk; 823 nv4CalcArbitration(&fifo_data, &sim_data); 824 if (fifo_data.valid) 825 { 826 int b = fifo_data.graphics_burst_size >> 4; 827 *burst = 0; 828 while (b >>= 1) 829 (*burst)++; 830 *lwm = fifo_data.graphics_lwm >> 3; 831 } 832 } nv10CalcArbitration(nv10_fifo_info * fifo,nv10_sim_state * arb)833 static void nv10CalcArbitration 834 ( 835 nv10_fifo_info *fifo, 836 nv10_sim_state *arb 837 ) 838 { 839 int data, pagemiss, width, video_enable, bpp; 840 int nvclks, mclks, pclks, vpagemiss, crtpagemiss; 841 int nvclk_fill; 842 int found, mclk_extra, mclk_loop, cbs, m1; 843 int mclk_freq, pclk_freq, nvclk_freq, mp_enable; 844 int us_m, us_m_min, us_n, us_p, crtc_drain_rate; 845 int vus_m; 846 int vpm_us, us_video, cpm_us, us_crt,clwm; 847 int clwm_rnd_down; 848 int m2us, us_pipe_min, p1clk, p2; 849 int min_mclk_extra; 850 int us_min_mclk_extra; 851 852 fifo->valid = 1; 853 pclk_freq = arb->pclk_khz; /* freq in KHz */ 854 mclk_freq = arb->mclk_khz; 855 nvclk_freq = arb->nvclk_khz; 856 pagemiss = arb->mem_page_miss; 857 width = arb->memory_width/64; 858 video_enable = arb->enable_video; 859 bpp = arb->pix_bpp; 860 mp_enable = arb->enable_mp; 861 clwm = 0; 862 863 cbs = 512; 864 865 pclks = 4; /* lwm detect. */ 866 867 nvclks = 3; /* lwm -> sync. */ 868 nvclks += 2; /* fbi bus cycles (1 req + 1 busy) */ 869 870 mclks = 1; /* 2 edge sync. may be very close to edge so just put one. */ 871 872 mclks += 1; /* arb_hp_req */ 873 mclks += 5; /* ap_hp_req tiling pipeline */ 874 875 mclks += 2; /* tc_req latency fifo */ 876 mclks += 2; /* fb_cas_n_ memory request to fbio block */ 877 mclks += 7; /* sm_d_rdv data returned from fbio block */ 878 879 /* fb.rd.d.Put_gc need to accumulate 256 bits for read */ 880 if (arb->memory_type == 0) 881 if (arb->memory_width == 64) /* 64 bit bus */ 882 mclks += 4; 883 else 884 mclks += 2; 885 else 886 if (arb->memory_width == 64) /* 64 bit bus */ 887 mclks += 2; 888 else 889 mclks += 1; 890 891 if ((!video_enable) && (arb->memory_width == 128)) 892 { 893 mclk_extra = (bpp == 32) ? 31 : 42; /* Margin of error */ 894 min_mclk_extra = 17; 895 } 896 else 897 { 898 mclk_extra = (bpp == 32) ? 8 : 4; /* Margin of error */ 899 /* mclk_extra = 4; */ /* Margin of error */ 900 min_mclk_extra = 18; 901 } 902 903 nvclks += 1; /* 2 edge sync. may be very close to edge so just put one. */ 904 nvclks += 1; /* fbi_d_rdv_n */ 905 nvclks += 1; /* Fbi_d_rdata */ 906 nvclks += 1; /* crtfifo load */ 907 908 if(mp_enable) 909 mclks+=4; /* Mp can get in with a burst of 8. */ 910 /* Extra clocks determined by heuristics */ 911 912 nvclks += 0; 913 pclks += 0; 914 found = 0; 915 while(found != 1) { 916 fifo->valid = 1; 917 found = 1; 918 mclk_loop = mclks+mclk_extra; 919 us_m = mclk_loop *1000*1000 / mclk_freq; /* Mclk latency in us */ 920 us_m_min = mclks * 1000*1000 / mclk_freq; /* Minimum Mclk latency in us */ 921 us_min_mclk_extra = min_mclk_extra *1000*1000 / mclk_freq; 922 us_n = nvclks*1000*1000 / nvclk_freq;/* nvclk latency in us */ 923 us_p = pclks*1000*1000 / pclk_freq;/* nvclk latency in us */ 924 us_pipe_min = us_m_min + us_n + us_p; 925 926 vus_m = mclk_loop *1000*1000 / mclk_freq; /* Mclk latency in us */ 927 928 if(video_enable) { 929 crtc_drain_rate = pclk_freq * bpp/8; /* MB/s */ 930 931 vpagemiss = 1; /* self generating page miss */ 932 vpagemiss += 1; /* One higher priority before */ 933 934 crtpagemiss = 2; /* self generating page miss */ 935 if(mp_enable) 936 crtpagemiss += 1; /* if MA0 conflict */ 937 938 vpm_us = (vpagemiss * pagemiss)*1000*1000/mclk_freq; 939 940 us_video = vpm_us + vus_m; /* Video has separate read return path */ 941 942 cpm_us = crtpagemiss * pagemiss *1000*1000/ mclk_freq; 943 us_crt = 944 us_video /* Wait for video */ 945 +cpm_us /* CRT Page miss */ 946 +us_m + us_n +us_p /* other latency */ 947 ; 948 949 clwm = us_crt * crtc_drain_rate/(1000*1000); 950 clwm++; /* fixed point <= float_point - 1. Fixes that */ 951 } else { 952 crtc_drain_rate = pclk_freq * bpp/8; /* bpp * pclk/8 */ 953 954 crtpagemiss = 1; /* self generating page miss */ 955 crtpagemiss += 1; /* MA0 page miss */ 956 if(mp_enable) 957 crtpagemiss += 1; /* if MA0 conflict */ 958 cpm_us = crtpagemiss * pagemiss *1000*1000/ mclk_freq; 959 us_crt = cpm_us + us_m + us_n + us_p ; 960 clwm = us_crt * crtc_drain_rate/(1000*1000); 961 clwm++; /* fixed point <= float_point - 1. Fixes that */ 962 963 /* 964 // 965 // Another concern, only for high pclks so don't do this 966 // with video: 967 // What happens if the latency to fetch the cbs is so large that 968 // fifo empties. In that case we need to have an alternate clwm value 969 // based off the total burst fetch 970 // 971 us_crt = (cbs * 1000 * 1000)/ (8*width)/mclk_freq ; 972 us_crt = us_crt + us_m + us_n + us_p + (4 * 1000 * 1000)/mclk_freq; 973 clwm_mt = us_crt * crtc_drain_rate/(1000*1000); 974 clwm_mt ++; 975 if(clwm_mt > clwm) 976 clwm = clwm_mt; 977 */ 978 /* Finally, a heuristic check when width == 64 bits */ 979 if(width == 1){ 980 nvclk_fill = nvclk_freq * 8; 981 if(crtc_drain_rate * 100 >= nvclk_fill * 102) 982 clwm = 0xfff; /*Large number to fail */ 983 984 else if(crtc_drain_rate * 100 >= nvclk_fill * 98) { 985 clwm = 1024; 986 cbs = 512; 987 } 988 } 989 } 990 991 992 /* 993 Overfill check: 994 995 */ 996 997 clwm_rnd_down = ((int)clwm/8)*8; 998 if (clwm_rnd_down < clwm) 999 clwm += 8; 1000 1001 m1 = clwm + cbs - 1024; /* Amount of overfill */ 1002 m2us = us_pipe_min + us_min_mclk_extra; 1003 1004 /* pclk cycles to drain */ 1005 p1clk = m2us * pclk_freq/(1000*1000); 1006 p2 = p1clk * bpp / 8; /* bytes drained. */ 1007 1008 if((p2 < m1) && (m1 > 0)) { 1009 fifo->valid = 0; 1010 found = 0; 1011 if(min_mclk_extra == 0) { 1012 if(cbs <= 32) { 1013 found = 1; /* Can't adjust anymore! */ 1014 } else { 1015 cbs = cbs/2; /* reduce the burst size */ 1016 } 1017 } else { 1018 min_mclk_extra--; 1019 } 1020 } else { 1021 if (clwm > 1023){ /* Have some margin */ 1022 fifo->valid = 0; 1023 found = 0; 1024 if(min_mclk_extra == 0) 1025 found = 1; /* Can't adjust anymore! */ 1026 else 1027 min_mclk_extra--; 1028 } 1029 } 1030 1031 if(clwm < (1024-cbs+8)) clwm = 1024-cbs+8; 1032 data = (int)(clwm); 1033 /* printf("CRT LWM: %f bytes, prog: 0x%x, bs: 256\n", clwm, data ); */ 1034 fifo->graphics_lwm = data; fifo->graphics_burst_size = cbs; 1035 1036 /* printf("VID LWM: %f bytes, prog: 0x%x, bs: %d\n, ", vlwm, data, vbs ); */ 1037 fifo->video_lwm = 1024; fifo->video_burst_size = 512; 1038 } 1039 } nv10UpdateArbitrationSettings(unsigned VClk,unsigned pixelDepth,unsigned * burst,unsigned * lwm,RIVA_HW_INST * chip)1040 static void nv10UpdateArbitrationSettings 1041 ( 1042 unsigned VClk, 1043 unsigned pixelDepth, 1044 unsigned *burst, 1045 unsigned *lwm, 1046 RIVA_HW_INST *chip 1047 ) 1048 { 1049 nv10_fifo_info fifo_data; 1050 nv10_sim_state sim_data; 1051 unsigned int M, N, P, pll, MClk, NVClk, cfg1; 1052 1053 pll = NV_RD32(&chip->PRAMDAC0[0x00000504/4], 0); 1054 M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F; 1055 MClk = (N * chip->CrystalFreqKHz / M) >> P; 1056 pll = NV_RD32(&chip->PRAMDAC0[0x00000500/4], 0); 1057 M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F; 1058 NVClk = (N * chip->CrystalFreqKHz / M) >> P; 1059 cfg1 = NV_RD32(&chip->PFB[0x00000204/4], 0); 1060 sim_data.pix_bpp = (char)pixelDepth; 1061 sim_data.enable_video = 0; 1062 sim_data.enable_mp = 0; 1063 sim_data.memory_type = (NV_RD32(&chip->PFB[0x00000200/4], 0) & 0x01) ? 1064 1 : 0; 1065 sim_data.memory_width = (NV_RD32(&chip->PEXTDEV[0x00000000/4], 0) & 0x10) ? 1066 128 : 64; 1067 sim_data.mem_latency = (char)cfg1 & 0x0F; 1068 sim_data.mem_aligned = 1; 1069 sim_data.mem_page_miss = (char)(((cfg1 >> 4) &0x0F) + ((cfg1 >> 31) & 0x01)); 1070 sim_data.gr_during_vid = 0; 1071 sim_data.pclk_khz = VClk; 1072 sim_data.mclk_khz = MClk; 1073 sim_data.nvclk_khz = NVClk; 1074 nv10CalcArbitration(&fifo_data, &sim_data); 1075 if (fifo_data.valid) 1076 { 1077 int b = fifo_data.graphics_burst_size >> 4; 1078 *burst = 0; 1079 while (b >>= 1) 1080 (*burst)++; 1081 *lwm = fifo_data.graphics_lwm >> 3; 1082 } 1083 } 1084 nForceUpdateArbitrationSettings(unsigned VClk,unsigned pixelDepth,unsigned * burst,unsigned * lwm,RIVA_HW_INST * chip,struct pci_dev * pdev)1085 static void nForceUpdateArbitrationSettings 1086 ( 1087 unsigned VClk, 1088 unsigned pixelDepth, 1089 unsigned *burst, 1090 unsigned *lwm, 1091 RIVA_HW_INST *chip, 1092 struct pci_dev *pdev 1093 ) 1094 { 1095 nv10_fifo_info fifo_data; 1096 nv10_sim_state sim_data; 1097 unsigned int M, N, P, pll, MClk, NVClk; 1098 unsigned int uMClkPostDiv; 1099 struct pci_dev *dev; 1100 int domain = pci_domain_nr(pdev->bus); 1101 1102 dev = pci_get_domain_bus_and_slot(domain, 0, 3); 1103 pci_read_config_dword(dev, 0x6C, &uMClkPostDiv); 1104 pci_dev_put(dev); 1105 uMClkPostDiv = (uMClkPostDiv >> 8) & 0xf; 1106 1107 if(!uMClkPostDiv) uMClkPostDiv = 4; 1108 MClk = 400000 / uMClkPostDiv; 1109 1110 pll = NV_RD32(&chip->PRAMDAC0[0x00000500/4], 0); 1111 M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F; 1112 NVClk = (N * chip->CrystalFreqKHz / M) >> P; 1113 sim_data.pix_bpp = (char)pixelDepth; 1114 sim_data.enable_video = 0; 1115 sim_data.enable_mp = 0; 1116 1117 dev = pci_get_domain_bus_and_slot(domain, 0, 1); 1118 pci_read_config_dword(dev, 0x7C, &sim_data.memory_type); 1119 pci_dev_put(dev); 1120 sim_data.memory_type = (sim_data.memory_type >> 12) & 1; 1121 1122 sim_data.memory_width = 64; 1123 sim_data.mem_latency = 3; 1124 sim_data.mem_aligned = 1; 1125 sim_data.mem_page_miss = 10; 1126 sim_data.gr_during_vid = 0; 1127 sim_data.pclk_khz = VClk; 1128 sim_data.mclk_khz = MClk; 1129 sim_data.nvclk_khz = NVClk; 1130 nv10CalcArbitration(&fifo_data, &sim_data); 1131 if (fifo_data.valid) 1132 { 1133 int b = fifo_data.graphics_burst_size >> 4; 1134 *burst = 0; 1135 while (b >>= 1) 1136 (*burst)++; 1137 *lwm = fifo_data.graphics_lwm >> 3; 1138 } 1139 } 1140 1141 /****************************************************************************\ 1142 * * 1143 * RIVA Mode State Routines * 1144 * * 1145 \****************************************************************************/ 1146 1147 /* 1148 * Calculate the Video Clock parameters for the PLL. 1149 */ CalcVClock(int clockIn,int * clockOut,int * mOut,int * nOut,int * pOut,RIVA_HW_INST * chip)1150 static int CalcVClock 1151 ( 1152 int clockIn, 1153 int *clockOut, 1154 int *mOut, 1155 int *nOut, 1156 int *pOut, 1157 RIVA_HW_INST *chip 1158 ) 1159 { 1160 unsigned lowM, highM, highP; 1161 unsigned DeltaNew, DeltaOld; 1162 unsigned VClk, Freq; 1163 unsigned M, N, P; 1164 1165 DeltaOld = 0xFFFFFFFF; 1166 1167 VClk = (unsigned)clockIn; 1168 1169 if (chip->CrystalFreqKHz == 13500) 1170 { 1171 lowM = 7; 1172 highM = 13 - (chip->Architecture == NV_ARCH_03); 1173 } 1174 else 1175 { 1176 lowM = 8; 1177 highM = 14 - (chip->Architecture == NV_ARCH_03); 1178 } 1179 1180 highP = 4 - (chip->Architecture == NV_ARCH_03); 1181 for (P = 0; P <= highP; P ++) 1182 { 1183 Freq = VClk << P; 1184 if ((Freq >= 128000) && (Freq <= chip->MaxVClockFreqKHz)) 1185 { 1186 for (M = lowM; M <= highM; M++) 1187 { 1188 N = (VClk << P) * M / chip->CrystalFreqKHz; 1189 if(N <= 255) { 1190 Freq = (chip->CrystalFreqKHz * N / M) >> P; 1191 if (Freq > VClk) 1192 DeltaNew = Freq - VClk; 1193 else 1194 DeltaNew = VClk - Freq; 1195 if (DeltaNew < DeltaOld) 1196 { 1197 *mOut = M; 1198 *nOut = N; 1199 *pOut = P; 1200 *clockOut = Freq; 1201 DeltaOld = DeltaNew; 1202 } 1203 } 1204 } 1205 } 1206 } 1207 1208 /* non-zero: M/N/P/clock values assigned. zero: error (not set) */ 1209 return (DeltaOld != 0xFFFFFFFF); 1210 } 1211 /* 1212 * Calculate extended mode parameters (SVGA) and save in a 1213 * mode state structure. 1214 */ CalcStateExt(RIVA_HW_INST * chip,RIVA_HW_STATE * state,struct pci_dev * pdev,int bpp,int width,int hDisplaySize,int height,int dotClock)1215 int CalcStateExt 1216 ( 1217 RIVA_HW_INST *chip, 1218 RIVA_HW_STATE *state, 1219 struct pci_dev *pdev, 1220 int bpp, 1221 int width, 1222 int hDisplaySize, 1223 int height, 1224 int dotClock 1225 ) 1226 { 1227 int pixelDepth; 1228 int VClk, m, n, p; 1229 1230 /* 1231 * Save mode parameters. 1232 */ 1233 state->bpp = bpp; /* this is not bitsPerPixel, it's 8,15,16,32 */ 1234 state->width = width; 1235 state->height = height; 1236 /* 1237 * Extended RIVA registers. 1238 */ 1239 pixelDepth = (bpp + 1)/8; 1240 if (!CalcVClock(dotClock, &VClk, &m, &n, &p, chip)) 1241 return -EINVAL; 1242 1243 switch (chip->Architecture) 1244 { 1245 case NV_ARCH_03: 1246 nv3UpdateArbitrationSettings(VClk, 1247 pixelDepth * 8, 1248 &(state->arbitration0), 1249 &(state->arbitration1), 1250 chip); 1251 state->cursor0 = 0x00; 1252 state->cursor1 = 0x78; 1253 state->cursor2 = 0x00000000; 1254 state->pllsel = 0x10010100; 1255 state->config = ((width + 31)/32) 1256 | (((pixelDepth > 2) ? 3 : pixelDepth) << 8) 1257 | 0x1000; 1258 state->general = 0x00100100; 1259 state->repaint1 = hDisplaySize < 1280 ? 0x06 : 0x02; 1260 break; 1261 case NV_ARCH_04: 1262 nv4UpdateArbitrationSettings(VClk, 1263 pixelDepth * 8, 1264 &(state->arbitration0), 1265 &(state->arbitration1), 1266 chip); 1267 state->cursor0 = 0x00; 1268 state->cursor1 = 0xFC; 1269 state->cursor2 = 0x00000000; 1270 state->pllsel = 0x10000700; 1271 state->config = 0x00001114; 1272 state->general = bpp == 16 ? 0x00101100 : 0x00100100; 1273 state->repaint1 = hDisplaySize < 1280 ? 0x04 : 0x00; 1274 break; 1275 case NV_ARCH_10: 1276 case NV_ARCH_20: 1277 case NV_ARCH_30: 1278 if((chip->Chipset == NV_CHIP_IGEFORCE2) || 1279 (chip->Chipset == NV_CHIP_0x01F0)) 1280 { 1281 nForceUpdateArbitrationSettings(VClk, 1282 pixelDepth * 8, 1283 &(state->arbitration0), 1284 &(state->arbitration1), 1285 chip, pdev); 1286 } else { 1287 nv10UpdateArbitrationSettings(VClk, 1288 pixelDepth * 8, 1289 &(state->arbitration0), 1290 &(state->arbitration1), 1291 chip); 1292 } 1293 state->cursor0 = 0x80 | (chip->CursorStart >> 17); 1294 state->cursor1 = (chip->CursorStart >> 11) << 2; 1295 state->cursor2 = chip->CursorStart >> 24; 1296 state->pllsel = 0x10000700; 1297 state->config = NV_RD32(&chip->PFB[0x00000200/4], 0); 1298 state->general = bpp == 16 ? 0x00101100 : 0x00100100; 1299 state->repaint1 = hDisplaySize < 1280 ? 0x04 : 0x00; 1300 break; 1301 } 1302 1303 /* Paul Richards: below if block borks things in kernel for some reason */ 1304 /* Tony: Below is needed to set hardware in DirectColor */ 1305 if((bpp != 8) && (chip->Architecture != NV_ARCH_03)) 1306 state->general |= 0x00000030; 1307 1308 state->vpll = (p << 16) | (n << 8) | m; 1309 state->repaint0 = (((width/8)*pixelDepth) & 0x700) >> 3; 1310 state->pixel = pixelDepth > 2 ? 3 : pixelDepth; 1311 state->offset0 = 1312 state->offset1 = 1313 state->offset2 = 1314 state->offset3 = 0; 1315 state->pitch0 = 1316 state->pitch1 = 1317 state->pitch2 = 1318 state->pitch3 = pixelDepth * width; 1319 1320 return 0; 1321 } 1322 /* 1323 * Load fixed function state and pre-calculated/stored state. 1324 */ 1325 #define LOAD_FIXED_STATE(tbl,dev) \ 1326 for (i = 0; i < sizeof(tbl##Table##dev)/8; i++) \ 1327 NV_WR32(&chip->dev[tbl##Table##dev[i][0]], 0, tbl##Table##dev[i][1]) 1328 #define LOAD_FIXED_STATE_8BPP(tbl,dev) \ 1329 for (i = 0; i < sizeof(tbl##Table##dev##_8BPP)/8; i++) \ 1330 NV_WR32(&chip->dev[tbl##Table##dev##_8BPP[i][0]], 0, tbl##Table##dev##_8BPP[i][1]) 1331 #define LOAD_FIXED_STATE_15BPP(tbl,dev) \ 1332 for (i = 0; i < sizeof(tbl##Table##dev##_15BPP)/8; i++) \ 1333 NV_WR32(&chip->dev[tbl##Table##dev##_15BPP[i][0]], 0, tbl##Table##dev##_15BPP[i][1]) 1334 #define LOAD_FIXED_STATE_16BPP(tbl,dev) \ 1335 for (i = 0; i < sizeof(tbl##Table##dev##_16BPP)/8; i++) \ 1336 NV_WR32(&chip->dev[tbl##Table##dev##_16BPP[i][0]], 0, tbl##Table##dev##_16BPP[i][1]) 1337 #define LOAD_FIXED_STATE_32BPP(tbl,dev) \ 1338 for (i = 0; i < sizeof(tbl##Table##dev##_32BPP)/8; i++) \ 1339 NV_WR32(&chip->dev[tbl##Table##dev##_32BPP[i][0]], 0, tbl##Table##dev##_32BPP[i][1]) 1340 UpdateFifoState(RIVA_HW_INST * chip)1341 static void UpdateFifoState 1342 ( 1343 RIVA_HW_INST *chip 1344 ) 1345 { 1346 int i; 1347 1348 switch (chip->Architecture) 1349 { 1350 case NV_ARCH_04: 1351 LOAD_FIXED_STATE(nv4,FIFO); 1352 chip->Tri03 = NULL; 1353 chip->Tri05 = (RivaTexturedTriangle05 __iomem *)&(chip->FIFO[0x0000E000/4]); 1354 break; 1355 case NV_ARCH_10: 1356 case NV_ARCH_20: 1357 case NV_ARCH_30: 1358 /* 1359 * Initialize state for the RivaTriangle3D05 routines. 1360 */ 1361 LOAD_FIXED_STATE(nv10tri05,PGRAPH); 1362 LOAD_FIXED_STATE(nv10,FIFO); 1363 chip->Tri03 = NULL; 1364 chip->Tri05 = (RivaTexturedTriangle05 __iomem *)&(chip->FIFO[0x0000E000/4]); 1365 break; 1366 } 1367 } LoadStateExt(RIVA_HW_INST * chip,RIVA_HW_STATE * state)1368 static void LoadStateExt 1369 ( 1370 RIVA_HW_INST *chip, 1371 RIVA_HW_STATE *state 1372 ) 1373 { 1374 int i; 1375 1376 /* 1377 * Load HW fixed function state. 1378 */ 1379 LOAD_FIXED_STATE(Riva,PMC); 1380 LOAD_FIXED_STATE(Riva,PTIMER); 1381 switch (chip->Architecture) 1382 { 1383 case NV_ARCH_03: 1384 /* 1385 * Make sure frame buffer config gets set before loading PRAMIN. 1386 */ 1387 NV_WR32(chip->PFB, 0x00000200, state->config); 1388 LOAD_FIXED_STATE(nv3,PFIFO); 1389 LOAD_FIXED_STATE(nv3,PRAMIN); 1390 LOAD_FIXED_STATE(nv3,PGRAPH); 1391 switch (state->bpp) 1392 { 1393 case 15: 1394 case 16: 1395 LOAD_FIXED_STATE_15BPP(nv3,PRAMIN); 1396 LOAD_FIXED_STATE_15BPP(nv3,PGRAPH); 1397 chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]); 1398 break; 1399 case 24: 1400 case 32: 1401 LOAD_FIXED_STATE_32BPP(nv3,PRAMIN); 1402 LOAD_FIXED_STATE_32BPP(nv3,PGRAPH); 1403 chip->Tri03 = NULL; 1404 break; 1405 case 8: 1406 default: 1407 LOAD_FIXED_STATE_8BPP(nv3,PRAMIN); 1408 LOAD_FIXED_STATE_8BPP(nv3,PGRAPH); 1409 chip->Tri03 = NULL; 1410 break; 1411 } 1412 for (i = 0x00000; i < 0x00800; i++) 1413 NV_WR32(&chip->PRAMIN[0x00000502 + i], 0, (i << 12) | 0x03); 1414 NV_WR32(chip->PGRAPH, 0x00000630, state->offset0); 1415 NV_WR32(chip->PGRAPH, 0x00000634, state->offset1); 1416 NV_WR32(chip->PGRAPH, 0x00000638, state->offset2); 1417 NV_WR32(chip->PGRAPH, 0x0000063C, state->offset3); 1418 NV_WR32(chip->PGRAPH, 0x00000650, state->pitch0); 1419 NV_WR32(chip->PGRAPH, 0x00000654, state->pitch1); 1420 NV_WR32(chip->PGRAPH, 0x00000658, state->pitch2); 1421 NV_WR32(chip->PGRAPH, 0x0000065C, state->pitch3); 1422 break; 1423 case NV_ARCH_04: 1424 /* 1425 * Make sure frame buffer config gets set before loading PRAMIN. 1426 */ 1427 NV_WR32(chip->PFB, 0x00000200, state->config); 1428 LOAD_FIXED_STATE(nv4,PFIFO); 1429 LOAD_FIXED_STATE(nv4,PRAMIN); 1430 LOAD_FIXED_STATE(nv4,PGRAPH); 1431 switch (state->bpp) 1432 { 1433 case 15: 1434 LOAD_FIXED_STATE_15BPP(nv4,PRAMIN); 1435 LOAD_FIXED_STATE_15BPP(nv4,PGRAPH); 1436 chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]); 1437 break; 1438 case 16: 1439 LOAD_FIXED_STATE_16BPP(nv4,PRAMIN); 1440 LOAD_FIXED_STATE_16BPP(nv4,PGRAPH); 1441 chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]); 1442 break; 1443 case 24: 1444 case 32: 1445 LOAD_FIXED_STATE_32BPP(nv4,PRAMIN); 1446 LOAD_FIXED_STATE_32BPP(nv4,PGRAPH); 1447 chip->Tri03 = NULL; 1448 break; 1449 case 8: 1450 default: 1451 LOAD_FIXED_STATE_8BPP(nv4,PRAMIN); 1452 LOAD_FIXED_STATE_8BPP(nv4,PGRAPH); 1453 chip->Tri03 = NULL; 1454 break; 1455 } 1456 NV_WR32(chip->PGRAPH, 0x00000640, state->offset0); 1457 NV_WR32(chip->PGRAPH, 0x00000644, state->offset1); 1458 NV_WR32(chip->PGRAPH, 0x00000648, state->offset2); 1459 NV_WR32(chip->PGRAPH, 0x0000064C, state->offset3); 1460 NV_WR32(chip->PGRAPH, 0x00000670, state->pitch0); 1461 NV_WR32(chip->PGRAPH, 0x00000674, state->pitch1); 1462 NV_WR32(chip->PGRAPH, 0x00000678, state->pitch2); 1463 NV_WR32(chip->PGRAPH, 0x0000067C, state->pitch3); 1464 break; 1465 case NV_ARCH_10: 1466 case NV_ARCH_20: 1467 case NV_ARCH_30: 1468 if(chip->twoHeads) { 1469 VGA_WR08(chip->PCIO, 0x03D4, 0x44); 1470 VGA_WR08(chip->PCIO, 0x03D5, state->crtcOwner); 1471 chip->LockUnlock(chip, 0); 1472 } 1473 1474 LOAD_FIXED_STATE(nv10,PFIFO); 1475 LOAD_FIXED_STATE(nv10,PRAMIN); 1476 LOAD_FIXED_STATE(nv10,PGRAPH); 1477 switch (state->bpp) 1478 { 1479 case 15: 1480 LOAD_FIXED_STATE_15BPP(nv10,PRAMIN); 1481 LOAD_FIXED_STATE_15BPP(nv10,PGRAPH); 1482 chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]); 1483 break; 1484 case 16: 1485 LOAD_FIXED_STATE_16BPP(nv10,PRAMIN); 1486 LOAD_FIXED_STATE_16BPP(nv10,PGRAPH); 1487 chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]); 1488 break; 1489 case 24: 1490 case 32: 1491 LOAD_FIXED_STATE_32BPP(nv10,PRAMIN); 1492 LOAD_FIXED_STATE_32BPP(nv10,PGRAPH); 1493 chip->Tri03 = NULL; 1494 break; 1495 case 8: 1496 default: 1497 LOAD_FIXED_STATE_8BPP(nv10,PRAMIN); 1498 LOAD_FIXED_STATE_8BPP(nv10,PGRAPH); 1499 chip->Tri03 = NULL; 1500 break; 1501 } 1502 1503 if(chip->Architecture == NV_ARCH_10) { 1504 NV_WR32(chip->PGRAPH, 0x00000640, state->offset0); 1505 NV_WR32(chip->PGRAPH, 0x00000644, state->offset1); 1506 NV_WR32(chip->PGRAPH, 0x00000648, state->offset2); 1507 NV_WR32(chip->PGRAPH, 0x0000064C, state->offset3); 1508 NV_WR32(chip->PGRAPH, 0x00000670, state->pitch0); 1509 NV_WR32(chip->PGRAPH, 0x00000674, state->pitch1); 1510 NV_WR32(chip->PGRAPH, 0x00000678, state->pitch2); 1511 NV_WR32(chip->PGRAPH, 0x0000067C, state->pitch3); 1512 NV_WR32(chip->PGRAPH, 0x00000680, state->pitch3); 1513 } else { 1514 NV_WR32(chip->PGRAPH, 0x00000820, state->offset0); 1515 NV_WR32(chip->PGRAPH, 0x00000824, state->offset1); 1516 NV_WR32(chip->PGRAPH, 0x00000828, state->offset2); 1517 NV_WR32(chip->PGRAPH, 0x0000082C, state->offset3); 1518 NV_WR32(chip->PGRAPH, 0x00000850, state->pitch0); 1519 NV_WR32(chip->PGRAPH, 0x00000854, state->pitch1); 1520 NV_WR32(chip->PGRAPH, 0x00000858, state->pitch2); 1521 NV_WR32(chip->PGRAPH, 0x0000085C, state->pitch3); 1522 NV_WR32(chip->PGRAPH, 0x00000860, state->pitch3); 1523 NV_WR32(chip->PGRAPH, 0x00000864, state->pitch3); 1524 NV_WR32(chip->PGRAPH, 0x000009A4, NV_RD32(chip->PFB, 0x00000200)); 1525 NV_WR32(chip->PGRAPH, 0x000009A8, NV_RD32(chip->PFB, 0x00000204)); 1526 } 1527 if(chip->twoHeads) { 1528 NV_WR32(chip->PCRTC0, 0x00000860, state->head); 1529 NV_WR32(chip->PCRTC0, 0x00002860, state->head2); 1530 } 1531 NV_WR32(chip->PRAMDAC, 0x00000404, NV_RD32(chip->PRAMDAC, 0x00000404) | (1 << 25)); 1532 1533 NV_WR32(chip->PMC, 0x00008704, 1); 1534 NV_WR32(chip->PMC, 0x00008140, 0); 1535 NV_WR32(chip->PMC, 0x00008920, 0); 1536 NV_WR32(chip->PMC, 0x00008924, 0); 1537 NV_WR32(chip->PMC, 0x00008908, 0x01ffffff); 1538 NV_WR32(chip->PMC, 0x0000890C, 0x01ffffff); 1539 NV_WR32(chip->PMC, 0x00001588, 0); 1540 1541 NV_WR32(chip->PFB, 0x00000240, 0); 1542 NV_WR32(chip->PFB, 0x00000250, 0); 1543 NV_WR32(chip->PFB, 0x00000260, 0); 1544 NV_WR32(chip->PFB, 0x00000270, 0); 1545 NV_WR32(chip->PFB, 0x00000280, 0); 1546 NV_WR32(chip->PFB, 0x00000290, 0); 1547 NV_WR32(chip->PFB, 0x000002A0, 0); 1548 NV_WR32(chip->PFB, 0x000002B0, 0); 1549 1550 NV_WR32(chip->PGRAPH, 0x00000B00, NV_RD32(chip->PFB, 0x00000240)); 1551 NV_WR32(chip->PGRAPH, 0x00000B04, NV_RD32(chip->PFB, 0x00000244)); 1552 NV_WR32(chip->PGRAPH, 0x00000B08, NV_RD32(chip->PFB, 0x00000248)); 1553 NV_WR32(chip->PGRAPH, 0x00000B0C, NV_RD32(chip->PFB, 0x0000024C)); 1554 NV_WR32(chip->PGRAPH, 0x00000B10, NV_RD32(chip->PFB, 0x00000250)); 1555 NV_WR32(chip->PGRAPH, 0x00000B14, NV_RD32(chip->PFB, 0x00000254)); 1556 NV_WR32(chip->PGRAPH, 0x00000B18, NV_RD32(chip->PFB, 0x00000258)); 1557 NV_WR32(chip->PGRAPH, 0x00000B1C, NV_RD32(chip->PFB, 0x0000025C)); 1558 NV_WR32(chip->PGRAPH, 0x00000B20, NV_RD32(chip->PFB, 0x00000260)); 1559 NV_WR32(chip->PGRAPH, 0x00000B24, NV_RD32(chip->PFB, 0x00000264)); 1560 NV_WR32(chip->PGRAPH, 0x00000B28, NV_RD32(chip->PFB, 0x00000268)); 1561 NV_WR32(chip->PGRAPH, 0x00000B2C, NV_RD32(chip->PFB, 0x0000026C)); 1562 NV_WR32(chip->PGRAPH, 0x00000B30, NV_RD32(chip->PFB, 0x00000270)); 1563 NV_WR32(chip->PGRAPH, 0x00000B34, NV_RD32(chip->PFB, 0x00000274)); 1564 NV_WR32(chip->PGRAPH, 0x00000B38, NV_RD32(chip->PFB, 0x00000278)); 1565 NV_WR32(chip->PGRAPH, 0x00000B3C, NV_RD32(chip->PFB, 0x0000027C)); 1566 NV_WR32(chip->PGRAPH, 0x00000B40, NV_RD32(chip->PFB, 0x00000280)); 1567 NV_WR32(chip->PGRAPH, 0x00000B44, NV_RD32(chip->PFB, 0x00000284)); 1568 NV_WR32(chip->PGRAPH, 0x00000B48, NV_RD32(chip->PFB, 0x00000288)); 1569 NV_WR32(chip->PGRAPH, 0x00000B4C, NV_RD32(chip->PFB, 0x0000028C)); 1570 NV_WR32(chip->PGRAPH, 0x00000B50, NV_RD32(chip->PFB, 0x00000290)); 1571 NV_WR32(chip->PGRAPH, 0x00000B54, NV_RD32(chip->PFB, 0x00000294)); 1572 NV_WR32(chip->PGRAPH, 0x00000B58, NV_RD32(chip->PFB, 0x00000298)); 1573 NV_WR32(chip->PGRAPH, 0x00000B5C, NV_RD32(chip->PFB, 0x0000029C)); 1574 NV_WR32(chip->PGRAPH, 0x00000B60, NV_RD32(chip->PFB, 0x000002A0)); 1575 NV_WR32(chip->PGRAPH, 0x00000B64, NV_RD32(chip->PFB, 0x000002A4)); 1576 NV_WR32(chip->PGRAPH, 0x00000B68, NV_RD32(chip->PFB, 0x000002A8)); 1577 NV_WR32(chip->PGRAPH, 0x00000B6C, NV_RD32(chip->PFB, 0x000002AC)); 1578 NV_WR32(chip->PGRAPH, 0x00000B70, NV_RD32(chip->PFB, 0x000002B0)); 1579 NV_WR32(chip->PGRAPH, 0x00000B74, NV_RD32(chip->PFB, 0x000002B4)); 1580 NV_WR32(chip->PGRAPH, 0x00000B78, NV_RD32(chip->PFB, 0x000002B8)); 1581 NV_WR32(chip->PGRAPH, 0x00000B7C, NV_RD32(chip->PFB, 0x000002BC)); 1582 NV_WR32(chip->PGRAPH, 0x00000F40, 0x10000000); 1583 NV_WR32(chip->PGRAPH, 0x00000F44, 0x00000000); 1584 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000040); 1585 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000008); 1586 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000200); 1587 for (i = 0; i < (3*16); i++) 1588 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); 1589 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000040); 1590 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); 1591 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000800); 1592 for (i = 0; i < (16*16); i++) 1593 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); 1594 NV_WR32(chip->PGRAPH, 0x00000F40, 0x30000000); 1595 NV_WR32(chip->PGRAPH, 0x00000F44, 0x00000004); 1596 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00006400); 1597 for (i = 0; i < (59*4); i++) 1598 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); 1599 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00006800); 1600 for (i = 0; i < (47*4); i++) 1601 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); 1602 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00006C00); 1603 for (i = 0; i < (3*4); i++) 1604 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); 1605 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00007000); 1606 for (i = 0; i < (19*4); i++) 1607 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); 1608 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00007400); 1609 for (i = 0; i < (12*4); i++) 1610 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); 1611 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00007800); 1612 for (i = 0; i < (12*4); i++) 1613 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); 1614 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00004400); 1615 for (i = 0; i < (8*4); i++) 1616 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); 1617 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000000); 1618 for (i = 0; i < 16; i++) 1619 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); 1620 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000040); 1621 for (i = 0; i < 4; i++) 1622 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); 1623 1624 NV_WR32(chip->PCRTC, 0x00000810, state->cursorConfig); 1625 1626 if(chip->flatPanel) { 1627 if((chip->Chipset & 0x0ff0) == 0x0110) { 1628 NV_WR32(chip->PRAMDAC, 0x0528, state->dither); 1629 } else 1630 if((chip->Chipset & 0x0ff0) >= 0x0170) { 1631 NV_WR32(chip->PRAMDAC, 0x083C, state->dither); 1632 } 1633 1634 VGA_WR08(chip->PCIO, 0x03D4, 0x53); 1635 VGA_WR08(chip->PCIO, 0x03D5, 0); 1636 VGA_WR08(chip->PCIO, 0x03D4, 0x54); 1637 VGA_WR08(chip->PCIO, 0x03D5, 0); 1638 VGA_WR08(chip->PCIO, 0x03D4, 0x21); 1639 VGA_WR08(chip->PCIO, 0x03D5, 0xfa); 1640 } 1641 1642 VGA_WR08(chip->PCIO, 0x03D4, 0x41); 1643 VGA_WR08(chip->PCIO, 0x03D5, state->extra); 1644 } 1645 LOAD_FIXED_STATE(Riva,FIFO); 1646 UpdateFifoState(chip); 1647 /* 1648 * Load HW mode state. 1649 */ 1650 VGA_WR08(chip->PCIO, 0x03D4, 0x19); 1651 VGA_WR08(chip->PCIO, 0x03D5, state->repaint0); 1652 VGA_WR08(chip->PCIO, 0x03D4, 0x1A); 1653 VGA_WR08(chip->PCIO, 0x03D5, state->repaint1); 1654 VGA_WR08(chip->PCIO, 0x03D4, 0x25); 1655 VGA_WR08(chip->PCIO, 0x03D5, state->screen); 1656 VGA_WR08(chip->PCIO, 0x03D4, 0x28); 1657 VGA_WR08(chip->PCIO, 0x03D5, state->pixel); 1658 VGA_WR08(chip->PCIO, 0x03D4, 0x2D); 1659 VGA_WR08(chip->PCIO, 0x03D5, state->horiz); 1660 VGA_WR08(chip->PCIO, 0x03D4, 0x1B); 1661 VGA_WR08(chip->PCIO, 0x03D5, state->arbitration0); 1662 VGA_WR08(chip->PCIO, 0x03D4, 0x20); 1663 VGA_WR08(chip->PCIO, 0x03D5, state->arbitration1); 1664 VGA_WR08(chip->PCIO, 0x03D4, 0x30); 1665 VGA_WR08(chip->PCIO, 0x03D5, state->cursor0); 1666 VGA_WR08(chip->PCIO, 0x03D4, 0x31); 1667 VGA_WR08(chip->PCIO, 0x03D5, state->cursor1); 1668 VGA_WR08(chip->PCIO, 0x03D4, 0x2F); 1669 VGA_WR08(chip->PCIO, 0x03D5, state->cursor2); 1670 VGA_WR08(chip->PCIO, 0x03D4, 0x39); 1671 VGA_WR08(chip->PCIO, 0x03D5, state->interlace); 1672 1673 if(!chip->flatPanel) { 1674 NV_WR32(chip->PRAMDAC0, 0x00000508, state->vpll); 1675 NV_WR32(chip->PRAMDAC0, 0x0000050C, state->pllsel); 1676 if(chip->twoHeads) 1677 NV_WR32(chip->PRAMDAC0, 0x00000520, state->vpll2); 1678 } else { 1679 NV_WR32(chip->PRAMDAC, 0x00000848 , state->scale); 1680 } 1681 NV_WR32(chip->PRAMDAC, 0x00000600 , state->general); 1682 1683 /* 1684 * Turn off VBlank enable and reset. 1685 */ 1686 NV_WR32(chip->PCRTC, 0x00000140, 0); 1687 NV_WR32(chip->PCRTC, 0x00000100, chip->VBlankBit); 1688 /* 1689 * Set interrupt enable. 1690 */ 1691 NV_WR32(chip->PMC, 0x00000140, chip->EnableIRQ & 0x01); 1692 /* 1693 * Set current state pointer. 1694 */ 1695 chip->CurrentState = state; 1696 /* 1697 * Reset FIFO free and empty counts. 1698 */ 1699 chip->FifoFreeCount = 0; 1700 /* Free count from first subchannel */ 1701 chip->FifoEmptyCount = NV_RD32(&chip->Rop->FifoFree, 0); 1702 } UnloadStateExt(RIVA_HW_INST * chip,RIVA_HW_STATE * state)1703 static void UnloadStateExt 1704 ( 1705 RIVA_HW_INST *chip, 1706 RIVA_HW_STATE *state 1707 ) 1708 { 1709 /* 1710 * Save current HW state. 1711 */ 1712 VGA_WR08(chip->PCIO, 0x03D4, 0x19); 1713 state->repaint0 = VGA_RD08(chip->PCIO, 0x03D5); 1714 VGA_WR08(chip->PCIO, 0x03D4, 0x1A); 1715 state->repaint1 = VGA_RD08(chip->PCIO, 0x03D5); 1716 VGA_WR08(chip->PCIO, 0x03D4, 0x25); 1717 state->screen = VGA_RD08(chip->PCIO, 0x03D5); 1718 VGA_WR08(chip->PCIO, 0x03D4, 0x28); 1719 state->pixel = VGA_RD08(chip->PCIO, 0x03D5); 1720 VGA_WR08(chip->PCIO, 0x03D4, 0x2D); 1721 state->horiz = VGA_RD08(chip->PCIO, 0x03D5); 1722 VGA_WR08(chip->PCIO, 0x03D4, 0x1B); 1723 state->arbitration0 = VGA_RD08(chip->PCIO, 0x03D5); 1724 VGA_WR08(chip->PCIO, 0x03D4, 0x20); 1725 state->arbitration1 = VGA_RD08(chip->PCIO, 0x03D5); 1726 VGA_WR08(chip->PCIO, 0x03D4, 0x30); 1727 state->cursor0 = VGA_RD08(chip->PCIO, 0x03D5); 1728 VGA_WR08(chip->PCIO, 0x03D4, 0x31); 1729 state->cursor1 = VGA_RD08(chip->PCIO, 0x03D5); 1730 VGA_WR08(chip->PCIO, 0x03D4, 0x2F); 1731 state->cursor2 = VGA_RD08(chip->PCIO, 0x03D5); 1732 VGA_WR08(chip->PCIO, 0x03D4, 0x39); 1733 state->interlace = VGA_RD08(chip->PCIO, 0x03D5); 1734 state->vpll = NV_RD32(chip->PRAMDAC0, 0x00000508); 1735 state->vpll2 = NV_RD32(chip->PRAMDAC0, 0x00000520); 1736 state->pllsel = NV_RD32(chip->PRAMDAC0, 0x0000050C); 1737 state->general = NV_RD32(chip->PRAMDAC, 0x00000600); 1738 state->scale = NV_RD32(chip->PRAMDAC, 0x00000848); 1739 state->config = NV_RD32(chip->PFB, 0x00000200); 1740 switch (chip->Architecture) 1741 { 1742 case NV_ARCH_03: 1743 state->offset0 = NV_RD32(chip->PGRAPH, 0x00000630); 1744 state->offset1 = NV_RD32(chip->PGRAPH, 0x00000634); 1745 state->offset2 = NV_RD32(chip->PGRAPH, 0x00000638); 1746 state->offset3 = NV_RD32(chip->PGRAPH, 0x0000063C); 1747 state->pitch0 = NV_RD32(chip->PGRAPH, 0x00000650); 1748 state->pitch1 = NV_RD32(chip->PGRAPH, 0x00000654); 1749 state->pitch2 = NV_RD32(chip->PGRAPH, 0x00000658); 1750 state->pitch3 = NV_RD32(chip->PGRAPH, 0x0000065C); 1751 break; 1752 case NV_ARCH_04: 1753 state->offset0 = NV_RD32(chip->PGRAPH, 0x00000640); 1754 state->offset1 = NV_RD32(chip->PGRAPH, 0x00000644); 1755 state->offset2 = NV_RD32(chip->PGRAPH, 0x00000648); 1756 state->offset3 = NV_RD32(chip->PGRAPH, 0x0000064C); 1757 state->pitch0 = NV_RD32(chip->PGRAPH, 0x00000670); 1758 state->pitch1 = NV_RD32(chip->PGRAPH, 0x00000674); 1759 state->pitch2 = NV_RD32(chip->PGRAPH, 0x00000678); 1760 state->pitch3 = NV_RD32(chip->PGRAPH, 0x0000067C); 1761 break; 1762 case NV_ARCH_10: 1763 case NV_ARCH_20: 1764 case NV_ARCH_30: 1765 state->offset0 = NV_RD32(chip->PGRAPH, 0x00000640); 1766 state->offset1 = NV_RD32(chip->PGRAPH, 0x00000644); 1767 state->offset2 = NV_RD32(chip->PGRAPH, 0x00000648); 1768 state->offset3 = NV_RD32(chip->PGRAPH, 0x0000064C); 1769 state->pitch0 = NV_RD32(chip->PGRAPH, 0x00000670); 1770 state->pitch1 = NV_RD32(chip->PGRAPH, 0x00000674); 1771 state->pitch2 = NV_RD32(chip->PGRAPH, 0x00000678); 1772 state->pitch3 = NV_RD32(chip->PGRAPH, 0x0000067C); 1773 if(chip->twoHeads) { 1774 state->head = NV_RD32(chip->PCRTC0, 0x00000860); 1775 state->head2 = NV_RD32(chip->PCRTC0, 0x00002860); 1776 VGA_WR08(chip->PCIO, 0x03D4, 0x44); 1777 state->crtcOwner = VGA_RD08(chip->PCIO, 0x03D5); 1778 } 1779 VGA_WR08(chip->PCIO, 0x03D4, 0x41); 1780 state->extra = VGA_RD08(chip->PCIO, 0x03D5); 1781 state->cursorConfig = NV_RD32(chip->PCRTC, 0x00000810); 1782 1783 if((chip->Chipset & 0x0ff0) == 0x0110) { 1784 state->dither = NV_RD32(chip->PRAMDAC, 0x0528); 1785 } else 1786 if((chip->Chipset & 0x0ff0) >= 0x0170) { 1787 state->dither = NV_RD32(chip->PRAMDAC, 0x083C); 1788 } 1789 break; 1790 } 1791 } SetStartAddress(RIVA_HW_INST * chip,unsigned start)1792 static void SetStartAddress 1793 ( 1794 RIVA_HW_INST *chip, 1795 unsigned start 1796 ) 1797 { 1798 NV_WR32(chip->PCRTC, 0x800, start); 1799 } 1800 SetStartAddress3(RIVA_HW_INST * chip,unsigned start)1801 static void SetStartAddress3 1802 ( 1803 RIVA_HW_INST *chip, 1804 unsigned start 1805 ) 1806 { 1807 int offset = start >> 2; 1808 int pan = (start & 3) << 1; 1809 unsigned char tmp; 1810 1811 /* 1812 * Unlock extended registers. 1813 */ 1814 chip->LockUnlock(chip, 0); 1815 /* 1816 * Set start address. 1817 */ 1818 VGA_WR08(chip->PCIO, 0x3D4, 0x0D); VGA_WR08(chip->PCIO, 0x3D5, offset); 1819 offset >>= 8; 1820 VGA_WR08(chip->PCIO, 0x3D4, 0x0C); VGA_WR08(chip->PCIO, 0x3D5, offset); 1821 offset >>= 8; 1822 VGA_WR08(chip->PCIO, 0x3D4, 0x19); tmp = VGA_RD08(chip->PCIO, 0x3D5); 1823 VGA_WR08(chip->PCIO, 0x3D5, (offset & 0x01F) | (tmp & ~0x1F)); 1824 VGA_WR08(chip->PCIO, 0x3D4, 0x2D); tmp = VGA_RD08(chip->PCIO, 0x3D5); 1825 VGA_WR08(chip->PCIO, 0x3D5, (offset & 0x60) | (tmp & ~0x60)); 1826 /* 1827 * 4 pixel pan register. 1828 */ 1829 offset = VGA_RD08(chip->PCIO, chip->IO + 0x0A); 1830 VGA_WR08(chip->PCIO, 0x3C0, 0x13); 1831 VGA_WR08(chip->PCIO, 0x3C0, pan); 1832 } nv3SetSurfaces2D(RIVA_HW_INST * chip,unsigned surf0,unsigned surf1)1833 static void nv3SetSurfaces2D 1834 ( 1835 RIVA_HW_INST *chip, 1836 unsigned surf0, 1837 unsigned surf1 1838 ) 1839 { 1840 RivaSurface __iomem *Surface = 1841 (RivaSurface __iomem *)&(chip->FIFO[0x0000E000/4]); 1842 1843 RIVA_FIFO_FREE(*chip,Tri03,5); 1844 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000003); 1845 NV_WR32(&Surface->Offset, 0, surf0); 1846 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000004); 1847 NV_WR32(&Surface->Offset, 0, surf1); 1848 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000013); 1849 } nv4SetSurfaces2D(RIVA_HW_INST * chip,unsigned surf0,unsigned surf1)1850 static void nv4SetSurfaces2D 1851 ( 1852 RIVA_HW_INST *chip, 1853 unsigned surf0, 1854 unsigned surf1 1855 ) 1856 { 1857 RivaSurface __iomem *Surface = 1858 (RivaSurface __iomem *)&(chip->FIFO[0x0000E000/4]); 1859 1860 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000003); 1861 NV_WR32(&Surface->Offset, 0, surf0); 1862 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000004); 1863 NV_WR32(&Surface->Offset, 0, surf1); 1864 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000014); 1865 } nv10SetSurfaces2D(RIVA_HW_INST * chip,unsigned surf0,unsigned surf1)1866 static void nv10SetSurfaces2D 1867 ( 1868 RIVA_HW_INST *chip, 1869 unsigned surf0, 1870 unsigned surf1 1871 ) 1872 { 1873 RivaSurface __iomem *Surface = 1874 (RivaSurface __iomem *)&(chip->FIFO[0x0000E000/4]); 1875 1876 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000003); 1877 NV_WR32(&Surface->Offset, 0, surf0); 1878 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000004); 1879 NV_WR32(&Surface->Offset, 0, surf1); 1880 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000014); 1881 } nv3SetSurfaces3D(RIVA_HW_INST * chip,unsigned surf0,unsigned surf1)1882 static void nv3SetSurfaces3D 1883 ( 1884 RIVA_HW_INST *chip, 1885 unsigned surf0, 1886 unsigned surf1 1887 ) 1888 { 1889 RivaSurface __iomem *Surface = 1890 (RivaSurface __iomem *)&(chip->FIFO[0x0000E000/4]); 1891 1892 RIVA_FIFO_FREE(*chip,Tri03,5); 1893 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000005); 1894 NV_WR32(&Surface->Offset, 0, surf0); 1895 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000006); 1896 NV_WR32(&Surface->Offset, 0, surf1); 1897 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000013); 1898 } nv4SetSurfaces3D(RIVA_HW_INST * chip,unsigned surf0,unsigned surf1)1899 static void nv4SetSurfaces3D 1900 ( 1901 RIVA_HW_INST *chip, 1902 unsigned surf0, 1903 unsigned surf1 1904 ) 1905 { 1906 RivaSurface __iomem *Surface = 1907 (RivaSurface __iomem *)&(chip->FIFO[0x0000E000/4]); 1908 1909 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000005); 1910 NV_WR32(&Surface->Offset, 0, surf0); 1911 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000006); 1912 NV_WR32(&Surface->Offset, 0, surf1); 1913 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000014); 1914 } nv10SetSurfaces3D(RIVA_HW_INST * chip,unsigned surf0,unsigned surf1)1915 static void nv10SetSurfaces3D 1916 ( 1917 RIVA_HW_INST *chip, 1918 unsigned surf0, 1919 unsigned surf1 1920 ) 1921 { 1922 RivaSurface3D __iomem *Surfaces3D = 1923 (RivaSurface3D __iomem *)&(chip->FIFO[0x0000E000/4]); 1924 1925 RIVA_FIFO_FREE(*chip,Tri03,4); 1926 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000007); 1927 NV_WR32(&Surfaces3D->RenderBufferOffset, 0, surf0); 1928 NV_WR32(&Surfaces3D->ZBufferOffset, 0, surf1); 1929 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000014); 1930 } 1931 1932 /****************************************************************************\ 1933 * * 1934 * Probe RIVA Chip Configuration * 1935 * * 1936 \****************************************************************************/ 1937 nv3GetConfig(RIVA_HW_INST * chip)1938 static void nv3GetConfig 1939 ( 1940 RIVA_HW_INST *chip 1941 ) 1942 { 1943 /* 1944 * Fill in chip configuration. 1945 */ 1946 if (NV_RD32(&chip->PFB[0x00000000/4], 0) & 0x00000020) 1947 { 1948 if (((NV_RD32(chip->PMC, 0x00000000) & 0xF0) == 0x20) 1949 && ((NV_RD32(chip->PMC, 0x00000000) & 0x0F) >= 0x02)) 1950 { 1951 /* 1952 * SDRAM 128 ZX. 1953 */ 1954 chip->RamBandwidthKBytesPerSec = 800000; 1955 switch (NV_RD32(chip->PFB, 0x00000000) & 0x03) 1956 { 1957 case 2: 1958 chip->RamAmountKBytes = 1024 * 4; 1959 break; 1960 case 1: 1961 chip->RamAmountKBytes = 1024 * 2; 1962 break; 1963 default: 1964 chip->RamAmountKBytes = 1024 * 8; 1965 break; 1966 } 1967 } 1968 else 1969 { 1970 chip->RamBandwidthKBytesPerSec = 1000000; 1971 chip->RamAmountKBytes = 1024 * 8; 1972 } 1973 } 1974 else 1975 { 1976 /* 1977 * SGRAM 128. 1978 */ 1979 chip->RamBandwidthKBytesPerSec = 1000000; 1980 switch (NV_RD32(chip->PFB, 0x00000000) & 0x00000003) 1981 { 1982 case 0: 1983 chip->RamAmountKBytes = 1024 * 8; 1984 break; 1985 case 2: 1986 chip->RamAmountKBytes = 1024 * 4; 1987 break; 1988 default: 1989 chip->RamAmountKBytes = 1024 * 2; 1990 break; 1991 } 1992 } 1993 chip->CrystalFreqKHz = (NV_RD32(chip->PEXTDEV, 0x00000000) & 0x00000040) ? 14318 : 13500; 1994 chip->CURSOR = &(chip->PRAMIN[0x00008000/4 - 0x0800/4]); 1995 chip->VBlankBit = 0x00000100; 1996 chip->MaxVClockFreqKHz = 256000; 1997 /* 1998 * Set chip functions. 1999 */ 2000 chip->Busy = nv3Busy; 2001 chip->ShowHideCursor = ShowHideCursor; 2002 chip->LoadStateExt = LoadStateExt; 2003 chip->UnloadStateExt = UnloadStateExt; 2004 chip->SetStartAddress = SetStartAddress3; 2005 chip->SetSurfaces2D = nv3SetSurfaces2D; 2006 chip->SetSurfaces3D = nv3SetSurfaces3D; 2007 chip->LockUnlock = nv3LockUnlock; 2008 } nv4GetConfig(RIVA_HW_INST * chip)2009 static void nv4GetConfig 2010 ( 2011 RIVA_HW_INST *chip 2012 ) 2013 { 2014 /* 2015 * Fill in chip configuration. 2016 */ 2017 if (NV_RD32(chip->PFB, 0x00000000) & 0x00000100) 2018 { 2019 chip->RamAmountKBytes = ((NV_RD32(chip->PFB, 0x00000000) >> 12) & 0x0F) * 1024 * 2 2020 + 1024 * 2; 2021 } 2022 else 2023 { 2024 switch (NV_RD32(chip->PFB, 0x00000000) & 0x00000003) 2025 { 2026 case 0: 2027 chip->RamAmountKBytes = 1024 * 32; 2028 break; 2029 case 1: 2030 chip->RamAmountKBytes = 1024 * 4; 2031 break; 2032 case 2: 2033 chip->RamAmountKBytes = 1024 * 8; 2034 break; 2035 case 3: 2036 default: 2037 chip->RamAmountKBytes = 1024 * 16; 2038 break; 2039 } 2040 } 2041 switch ((NV_RD32(chip->PFB, 0x00000000) >> 3) & 0x00000003) 2042 { 2043 case 3: 2044 chip->RamBandwidthKBytesPerSec = 800000; 2045 break; 2046 default: 2047 chip->RamBandwidthKBytesPerSec = 1000000; 2048 break; 2049 } 2050 chip->CrystalFreqKHz = (NV_RD32(chip->PEXTDEV, 0x00000000) & 0x00000040) ? 14318 : 13500; 2051 chip->CURSOR = &(chip->PRAMIN[0x00010000/4 - 0x0800/4]); 2052 chip->VBlankBit = 0x00000001; 2053 chip->MaxVClockFreqKHz = 350000; 2054 /* 2055 * Set chip functions. 2056 */ 2057 chip->Busy = nv4Busy; 2058 chip->ShowHideCursor = ShowHideCursor; 2059 chip->LoadStateExt = LoadStateExt; 2060 chip->UnloadStateExt = UnloadStateExt; 2061 chip->SetStartAddress = SetStartAddress; 2062 chip->SetSurfaces2D = nv4SetSurfaces2D; 2063 chip->SetSurfaces3D = nv4SetSurfaces3D; 2064 chip->LockUnlock = nv4LockUnlock; 2065 } nv10GetConfig(RIVA_HW_INST * chip,struct pci_dev * pdev,unsigned int chipset)2066 static void nv10GetConfig 2067 ( 2068 RIVA_HW_INST *chip, 2069 struct pci_dev *pdev, 2070 unsigned int chipset 2071 ) 2072 { 2073 struct pci_dev* dev; 2074 int domain = pci_domain_nr(pdev->bus); 2075 u32 amt; 2076 2077 #ifdef __BIG_ENDIAN 2078 /* turn on big endian register access */ 2079 if(!(NV_RD32(chip->PMC, 0x00000004) & 0x01000001)) 2080 NV_WR32(chip->PMC, 0x00000004, 0x01000001); 2081 #endif 2082 2083 /* 2084 * Fill in chip configuration. 2085 */ 2086 if(chipset == NV_CHIP_IGEFORCE2) { 2087 dev = pci_get_domain_bus_and_slot(domain, 0, 1); 2088 pci_read_config_dword(dev, 0x7C, &amt); 2089 pci_dev_put(dev); 2090 chip->RamAmountKBytes = (((amt >> 6) & 31) + 1) * 1024; 2091 } else if(chipset == NV_CHIP_0x01F0) { 2092 dev = pci_get_domain_bus_and_slot(domain, 0, 1); 2093 pci_read_config_dword(dev, 0x84, &amt); 2094 pci_dev_put(dev); 2095 chip->RamAmountKBytes = (((amt >> 4) & 127) + 1) * 1024; 2096 } else { 2097 switch ((NV_RD32(chip->PFB, 0x0000020C) >> 20) & 0x000000FF) 2098 { 2099 case 0x02: 2100 chip->RamAmountKBytes = 1024 * 2; 2101 break; 2102 case 0x04: 2103 chip->RamAmountKBytes = 1024 * 4; 2104 break; 2105 case 0x08: 2106 chip->RamAmountKBytes = 1024 * 8; 2107 break; 2108 case 0x10: 2109 chip->RamAmountKBytes = 1024 * 16; 2110 break; 2111 case 0x20: 2112 chip->RamAmountKBytes = 1024 * 32; 2113 break; 2114 case 0x40: 2115 chip->RamAmountKBytes = 1024 * 64; 2116 break; 2117 case 0x80: 2118 chip->RamAmountKBytes = 1024 * 128; 2119 break; 2120 default: 2121 chip->RamAmountKBytes = 1024 * 16; 2122 break; 2123 } 2124 } 2125 switch ((NV_RD32(chip->PFB, 0x00000000) >> 3) & 0x00000003) 2126 { 2127 case 3: 2128 chip->RamBandwidthKBytesPerSec = 800000; 2129 break; 2130 default: 2131 chip->RamBandwidthKBytesPerSec = 1000000; 2132 break; 2133 } 2134 chip->CrystalFreqKHz = (NV_RD32(chip->PEXTDEV, 0x0000) & (1 << 6)) ? 2135 14318 : 13500; 2136 2137 switch (chipset & 0x0ff0) { 2138 case 0x0170: 2139 case 0x0180: 2140 case 0x01F0: 2141 case 0x0250: 2142 case 0x0280: 2143 case 0x0300: 2144 case 0x0310: 2145 case 0x0320: 2146 case 0x0330: 2147 case 0x0340: 2148 if(NV_RD32(chip->PEXTDEV, 0x0000) & (1 << 22)) 2149 chip->CrystalFreqKHz = 27000; 2150 break; 2151 default: 2152 break; 2153 } 2154 2155 chip->CursorStart = (chip->RamAmountKBytes - 128) * 1024; 2156 chip->CURSOR = NULL; /* can't set this here */ 2157 chip->VBlankBit = 0x00000001; 2158 chip->MaxVClockFreqKHz = 350000; 2159 /* 2160 * Set chip functions. 2161 */ 2162 chip->Busy = nv10Busy; 2163 chip->ShowHideCursor = ShowHideCursor; 2164 chip->LoadStateExt = LoadStateExt; 2165 chip->UnloadStateExt = UnloadStateExt; 2166 chip->SetStartAddress = SetStartAddress; 2167 chip->SetSurfaces2D = nv10SetSurfaces2D; 2168 chip->SetSurfaces3D = nv10SetSurfaces3D; 2169 chip->LockUnlock = nv4LockUnlock; 2170 2171 switch(chipset & 0x0ff0) { 2172 case 0x0110: 2173 case 0x0170: 2174 case 0x0180: 2175 case 0x01F0: 2176 case 0x0250: 2177 case 0x0280: 2178 case 0x0300: 2179 case 0x0310: 2180 case 0x0320: 2181 case 0x0330: 2182 case 0x0340: 2183 chip->twoHeads = TRUE; 2184 break; 2185 default: 2186 chip->twoHeads = FALSE; 2187 break; 2188 } 2189 } RivaGetConfig(RIVA_HW_INST * chip,struct pci_dev * pdev,unsigned int chipset)2190 int RivaGetConfig 2191 ( 2192 RIVA_HW_INST *chip, 2193 struct pci_dev *pdev, 2194 unsigned int chipset 2195 ) 2196 { 2197 /* 2198 * Save this so future SW know whats it's dealing with. 2199 */ 2200 chip->Version = RIVA_SW_VERSION; 2201 /* 2202 * Chip specific configuration. 2203 */ 2204 switch (chip->Architecture) 2205 { 2206 case NV_ARCH_03: 2207 nv3GetConfig(chip); 2208 break; 2209 case NV_ARCH_04: 2210 nv4GetConfig(chip); 2211 break; 2212 case NV_ARCH_10: 2213 case NV_ARCH_20: 2214 case NV_ARCH_30: 2215 nv10GetConfig(chip, pdev, chipset); 2216 break; 2217 default: 2218 return (-1); 2219 } 2220 chip->Chipset = chipset; 2221 /* 2222 * Fill in FIFO pointers. 2223 */ 2224 chip->Rop = (RivaRop __iomem *)&(chip->FIFO[0x00000000/4]); 2225 chip->Clip = (RivaClip __iomem *)&(chip->FIFO[0x00002000/4]); 2226 chip->Patt = (RivaPattern __iomem *)&(chip->FIFO[0x00004000/4]); 2227 chip->Pixmap = (RivaPixmap __iomem *)&(chip->FIFO[0x00006000/4]); 2228 chip->Blt = (RivaScreenBlt __iomem *)&(chip->FIFO[0x00008000/4]); 2229 chip->Bitmap = (RivaBitmap __iomem *)&(chip->FIFO[0x0000A000/4]); 2230 chip->Line = (RivaLine __iomem *)&(chip->FIFO[0x0000C000/4]); 2231 chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]); 2232 return (0); 2233 } 2234 2235