git.oblomov.eu Git - linux-2.6/blob - drivers/video/nvidia/nv_hw.c

   1  /***************************************************************************\
   2 |*                                                                           *|
   3 |*       Copyright 1993-2003 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 1993-2003 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 - According to Mark Vojkovich, author of the Xorg/
  42  * XFree86 'nv' driver, this source code is provided under MIT-style licensing
  43  * where the source code is provided "as is" without warranty of any kind.
  44  * The only usage restriction is for the copyright notices to be retained
  45  * whenever code is used.
  46  *
  47  * Antonino Daplas <adaplas@pol.net> 2005-03-11
  48  */
  49
  50 /* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/nv/nv_hw.c,v 1.4 2003/11/03 05:11:25 tsi Exp $ */
  51
  52 #include <linux/pci.h>
  53 #include "nv_type.h"
  54 #include "nv_local.h"
  55 #include "nv_proto.h"
  56
  57 void NVLockUnlock(struct nvidia_par *par, int Lock)
  58 {
  59         u8 cr11;
  60
  61         VGA_WR08(par->PCIO, 0x3D4, 0x1F);
  62         VGA_WR08(par->PCIO, 0x3D5, Lock ? 0x99 : 0x57);
  63
  64         VGA_WR08(par->PCIO, 0x3D4, 0x11);
  65         cr11 = VGA_RD08(par->PCIO, 0x3D5);
  66         if (Lock)
  67                 cr11 |= 0x80;
  68         else
  69                 cr11 &= ~0x80;
  70         VGA_WR08(par->PCIO, 0x3D5, cr11);
  71 }
  72
  73 int NVShowHideCursor(struct nvidia_par *par, int ShowHide)
  74 {
  75         int cur = par->CurrentState->cursor1;
  76
  77         par->CurrentState->cursor1 = (par->CurrentState->cursor1 & 0xFE) |
  78             (ShowHide & 0x01);
  79         VGA_WR08(par->PCIO, 0x3D4, 0x31);
  80         VGA_WR08(par->PCIO, 0x3D5, par->CurrentState->cursor1);
  81
  82         if (par->Architecture == NV_ARCH_40)
  83                 NV_WR32(par->PRAMDAC, 0x0300, NV_RD32(par->PRAMDAC, 0x0300));
  84
  85         return (cur & 0x01);
  86 }
  87
  88 /****************************************************************************\
  89 *                                                                            *
  90 * The video arbitration routines calculate some "magic" numbers.  Fixes      *
  91 * the snow seen when accessing the framebuffer without it.                   *
  92 * It just works (I hope).                                                    *
  93 *                                                                            *
  94 \****************************************************************************/
  95
  96 typedef struct {
  97         int graphics_lwm;
  98         int video_lwm;
  99         int graphics_burst_size;
 100         int video_burst_size;
 101         int valid;
 102 } nv4_fifo_info;
 103
 104 typedef struct {
 105         int pclk_khz;
 106         int mclk_khz;
 107         int nvclk_khz;
 108         char mem_page_miss;
 109         char mem_latency;
 110         int memory_width;
 111         char enable_video;
 112         char gr_during_vid;
 113         char pix_bpp;
 114         char mem_aligned;
 115         char enable_mp;
 116 } nv4_sim_state;
 117
 118 typedef struct {
 119         int graphics_lwm;
 120         int video_lwm;
 121         int graphics_burst_size;
 122         int video_burst_size;
 123         int valid;
 124 } nv10_fifo_info;
 125
 126 typedef struct {
 127         int pclk_khz;
 128         int mclk_khz;
 129         int nvclk_khz;
 130         char mem_page_miss;
 131         char mem_latency;
 132         int memory_type;
 133         int memory_width;
 134         char enable_video;
 135         char gr_during_vid;
 136         char pix_bpp;
 137         char mem_aligned;
 138         char enable_mp;
 139 } nv10_sim_state;
 140
 141 static void nvGetClocks(struct nvidia_par *par, unsigned int *MClk,
 142                         unsigned int *NVClk)
 143 {
 144         unsigned int pll, N, M, MB, NB, P;
 145
 146         if (par->Architecture >= NV_ARCH_40) {
 147                 pll = NV_RD32(par->PMC, 0x4020);
 148                 P = (pll >> 16) & 0x03;
 149                 pll = NV_RD32(par->PMC, 0x4024);
 150                 M = pll & 0xFF;
 151                 N = (pll >> 8) & 0xFF;
 152                 MB = (pll >> 16) & 0xFF;
 153                 NB = (pll >> 24) & 0xFF;
 154                 *MClk = ((N * NB * par->CrystalFreqKHz) / (M * MB)) >> P;
 155
 156                 pll = NV_RD32(par->PMC, 0x4000);
 157                 P = (pll >> 16) & 0x03;
 158                 pll = NV_RD32(par->PMC, 0x4004);
 159                 M = pll & 0xFF;
 160                 N = (pll >> 8) & 0xFF;
 161                 MB = (pll >> 16) & 0xFF;
 162                 NB = (pll >> 24) & 0xFF;
 163
 164                 *NVClk = ((N * NB * par->CrystalFreqKHz) / (M * MB)) >> P;
 165         } else if (par->twoStagePLL) {
 166                 pll = NV_RD32(par->PRAMDAC0, 0x0504);
 167                 M = pll & 0xFF;
 168                 N = (pll >> 8) & 0xFF;
 169                 P = (pll >> 16) & 0x0F;
 170                 pll = NV_RD32(par->PRAMDAC0, 0x0574);
 171                 if (pll & 0x80000000) {
 172                         MB = pll & 0xFF;
 173                         NB = (pll >> 8) & 0xFF;
 174                 } else {
 175                         MB = 1;
 176                         NB = 1;
 177                 }
 178                 *MClk = ((N * NB * par->CrystalFreqKHz) / (M * MB)) >> P;
 179
 180                 pll = NV_RD32(par->PRAMDAC0, 0x0500);
 181                 M = pll & 0xFF;
 182                 N = (pll >> 8) & 0xFF;
 183                 P = (pll >> 16) & 0x0F;
 184                 pll = NV_RD32(par->PRAMDAC0, 0x0570);
 185                 if (pll & 0x80000000) {
 186                         MB = pll & 0xFF;
 187                         NB = (pll >> 8) & 0xFF;
 188                 } else {
 189                         MB = 1;
 190                         NB = 1;
 191                 }
 192                 *NVClk = ((N * NB * par->CrystalFreqKHz) / (M * MB)) >> P;
 193         } else
 194             if (((par->Chipset & 0x0ff0) == 0x0300) ||
 195                 ((par->Chipset & 0x0ff0) == 0x0330)) {
 196                 pll = NV_RD32(par->PRAMDAC0, 0x0504);
 197                 M = pll & 0x0F;
 198                 N = (pll >> 8) & 0xFF;
 199                 P = (pll >> 16) & 0x07;
 200                 if (pll & 0x00000080) {
 201                         MB = (pll >> 4) & 0x07;
 202                         NB = (pll >> 19) & 0x1f;
 203                 } else {
 204                         MB = 1;
 205                         NB = 1;
 206                 }
 207                 *MClk = ((N * NB * par->CrystalFreqKHz) / (M * MB)) >> P;
 208
 209                 pll = NV_RD32(par->PRAMDAC0, 0x0500);
 210                 M = pll & 0x0F;
 211                 N = (pll >> 8) & 0xFF;
 212                 P = (pll >> 16) & 0x07;
 213                 if (pll & 0x00000080) {
 214                         MB = (pll >> 4) & 0x07;
 215                         NB = (pll >> 19) & 0x1f;
 216                 } else {
 217                         MB = 1;
 218                         NB = 1;
 219                 }
 220                 *NVClk = ((N * NB * par->CrystalFreqKHz) / (M * MB)) >> P;
 221         } else {
 222                 pll = NV_RD32(par->PRAMDAC0, 0x0504);
 223                 M = pll & 0xFF;
 224                 N = (pll >> 8) & 0xFF;
 225                 P = (pll >> 16) & 0x0F;
 226                 *MClk = (N * par->CrystalFreqKHz / M) >> P;
 227
 228                 pll = NV_RD32(par->PRAMDAC0, 0x0500);
 229                 M = pll & 0xFF;
 230                 N = (pll >> 8) & 0xFF;
 231                 P = (pll >> 16) & 0x0F;
 232                 *NVClk = (N * par->CrystalFreqKHz / M) >> P;
 233         }
 234 }
 235
 236 static void nv4CalcArbitration(nv4_fifo_info * fifo, nv4_sim_state * arb)
 237 {
 238         int data, pagemiss, cas, width, video_enable, bpp;
 239         int nvclks, mclks, pclks, vpagemiss, crtpagemiss, vbs;
 240         int found, mclk_extra, mclk_loop, cbs, m1, p1;
 241         int mclk_freq, pclk_freq, nvclk_freq, mp_enable;
 242         int us_m, us_n, us_p, video_drain_rate, crtc_drain_rate;
 243         int vpm_us, us_video, vlwm, video_fill_us, cpm_us, us_crt, clwm;
 244
 245         fifo->valid = 1;
 246         pclk_freq = arb->pclk_khz;
 247         mclk_freq = arb->mclk_khz;
 248         nvclk_freq = arb->nvclk_khz;
 249         pagemiss = arb->mem_page_miss;
 250         cas = arb->mem_latency;
 251         width = arb->memory_width >> 6;
 252         video_enable = arb->enable_video;
 253         bpp = arb->pix_bpp;
 254         mp_enable = arb->enable_mp;
 255         clwm = 0;
 256         vlwm = 0;
 257         cbs = 128;
 258         pclks = 2;
 259         nvclks = 2;
 260         nvclks += 2;
 261         nvclks += 1;
 262         mclks = 5;
 263         mclks += 3;
 264         mclks += 1;
 265         mclks += cas;
 266         mclks += 1;
 267         mclks += 1;
 268         mclks += 1;
 269         mclks += 1;
 270         mclk_extra = 3;
 271         nvclks += 2;
 272         nvclks += 1;
 273         nvclks += 1;
 274         nvclks += 1;
 275         if (mp_enable)
 276                 mclks += 4;
 277         nvclks += 0;
 278         pclks += 0;
 279         found = 0;
 280         vbs = 0;
 281         while (found != 1) {
 282                 fifo->valid = 1;
 283                 found = 1;
 284                 mclk_loop = mclks + mclk_extra;
 285                 us_m = mclk_loop * 1000 * 1000 / mclk_freq;
 286                 us_n = nvclks * 1000 * 1000 / nvclk_freq;
 287                 us_p = nvclks * 1000 * 1000 / pclk_freq;
 288                 if (video_enable) {
 289                         video_drain_rate = pclk_freq * 2;
 290                         crtc_drain_rate = pclk_freq * bpp / 8;
 291                         vpagemiss = 2;
 292                         vpagemiss += 1;
 293                         crtpagemiss = 2;
 294                         vpm_us =
 295                             (vpagemiss * pagemiss) * 1000 * 1000 / mclk_freq;
 296                         if (nvclk_freq * 2 > mclk_freq * width)
 297                                 video_fill_us =
 298                                     cbs * 1000 * 1000 / 16 / nvclk_freq;
 299                         else
 300                                 video_fill_us =
 301                                     cbs * 1000 * 1000 / (8 * width) /
 302                                     mclk_freq;
 303                         us_video = vpm_us + us_m + us_n + us_p + video_fill_us;
 304                         vlwm = us_video * video_drain_rate / (1000 * 1000);
 305                         vlwm++;
 306                         vbs = 128;
 307                         if (vlwm > 128)
 308                                 vbs = 64;
 309                         if (vlwm > (256 - 64))
 310                                 vbs = 32;
 311                         if (nvclk_freq * 2 > mclk_freq * width)
 312                                 video_fill_us =
 313                                     vbs * 1000 * 1000 / 16 / nvclk_freq;
 314                         else
 315                                 video_fill_us =
 316                                     vbs * 1000 * 1000 / (8 * width) /
 317                                     mclk_freq;
 318                         cpm_us =
 319                             crtpagemiss * pagemiss * 1000 * 1000 / mclk_freq;
 320                         us_crt =
 321                             us_video + video_fill_us + cpm_us + us_m + us_n +
 322                             us_p;
 323                         clwm = us_crt * crtc_drain_rate / (1000 * 1000);
 324                         clwm++;
 325                 } else {
 326                         crtc_drain_rate = pclk_freq * bpp / 8;
 327                         crtpagemiss = 2;
 328                         crtpagemiss += 1;
 329                         cpm_us =
 330                             crtpagemiss * pagemiss * 1000 * 1000 / mclk_freq;
 331                         us_crt = cpm_us + us_m + us_n + us_p;
 332                         clwm = us_crt * crtc_drain_rate / (1000 * 1000);
 333                         clwm++;
 334                 }
 335                 m1 = clwm + cbs - 512;
 336                 p1 = m1 * pclk_freq / mclk_freq;
 337                 p1 = p1 * bpp / 8;
 338                 if ((p1 < m1) && (m1 > 0)) {
 339                         fifo->valid = 0;
 340                         found = 0;
 341                         if (mclk_extra == 0)
 342                                 found = 1;
 343                         mclk_extra--;
 344                 } else if (video_enable) {
 345                         if ((clwm > 511) || (vlwm > 255)) {
 346                                 fifo->valid = 0;
 347                                 found = 0;
 348                                 if (mclk_extra == 0)
 349                                         found = 1;
 350                                 mclk_extra--;
 351                         }
 352                 } else {
 353                         if (clwm > 519) {
 354                                 fifo->valid = 0;
 355                                 found = 0;
 356                                 if (mclk_extra == 0)
 357                                         found = 1;
 358                                 mclk_extra--;
 359                         }
 360                 }
 361                 if (clwm < 384)
 362                         clwm = 384;
 363                 if (vlwm < 128)
 364                         vlwm = 128;
 365                 data = (int)(clwm);
 366                 fifo->graphics_lwm = data;
 367                 fifo->graphics_burst_size = 128;
 368                 data = (int)((vlwm + 15));
 369                 fifo->video_lwm = data;
 370                 fifo->video_burst_size = vbs;
 371         }
 372 }
 373
 374 static void nv4UpdateArbitrationSettings(unsigned VClk,
 375                                          unsigned pixelDepth,
 376                                          unsigned *burst,
 377                                          unsigned *lwm, struct nvidia_par *par)
 378 {
 379         nv4_fifo_info fifo_data;
 380         nv4_sim_state sim_data;
 381         unsigned int MClk, NVClk, cfg1;
 382
 383         nvGetClocks(par, &MClk, &NVClk);
 384
 385         cfg1 = NV_RD32(par->PFB, 0x00000204);
 386         sim_data.pix_bpp = (char)pixelDepth;
 387         sim_data.enable_video = 0;
 388         sim_data.enable_mp = 0;
 389         sim_data.memory_width = (NV_RD32(par->PEXTDEV, 0x0000) & 0x10) ?
 390             128 : 64;
 391         sim_data.mem_latency = (char)cfg1 & 0x0F;
 392         sim_data.mem_aligned = 1;
 393         sim_data.mem_page_miss =
 394             (char)(((cfg1 >> 4) & 0x0F) + ((cfg1 >> 31) & 0x01));
 395         sim_data.gr_during_vid = 0;
 396         sim_data.pclk_khz = VClk;
 397         sim_data.mclk_khz = MClk;
 398         sim_data.nvclk_khz = NVClk;
 399         nv4CalcArbitration(&fifo_data, &sim_data);
 400         if (fifo_data.valid) {
 401                 int b = fifo_data.graphics_burst_size >> 4;
 402                 *burst = 0;
 403                 while (b >>= 1)
 404                         (*burst)++;
 405                 *lwm = fifo_data.graphics_lwm >> 3;
 406         }
 407 }
 408
 409 static void nv10CalcArbitration(nv10_fifo_info * fifo, nv10_sim_state * arb)
 410 {
 411         int data, pagemiss, width, video_enable, bpp;
 412         int nvclks, mclks, pclks, vpagemiss, crtpagemiss;
 413         int nvclk_fill;
 414         int found, mclk_extra, mclk_loop, cbs, m1;
 415         int mclk_freq, pclk_freq, nvclk_freq, mp_enable;
 416         int us_m, us_m_min, us_n, us_p, crtc_drain_rate;
 417         int vus_m;
 418         int vpm_us, us_video, cpm_us, us_crt, clwm;
 419         int clwm_rnd_down;
 420         int m2us, us_pipe_min, p1clk, p2;
 421         int min_mclk_extra;
 422         int us_min_mclk_extra;
 423
 424         fifo->valid = 1;
 425         pclk_freq = arb->pclk_khz;      /* freq in KHz */
 426         mclk_freq = arb->mclk_khz;
 427         nvclk_freq = arb->nvclk_khz;
 428         pagemiss = arb->mem_page_miss;
 429         width = arb->memory_width / 64;
 430         video_enable = arb->enable_video;
 431         bpp = arb->pix_bpp;
 432         mp_enable = arb->enable_mp;
 433         clwm = 0;
 434
 435         cbs = 512;
 436
 437         pclks = 4;      /* lwm detect. */
 438
 439         nvclks = 3;     /* lwm -> sync. */
 440         nvclks += 2;    /* fbi bus cycles (1 req + 1 busy) */
 441         /* 2 edge sync.  may be very close to edge so just put one. */
 442         mclks = 1;
 443         mclks += 1;     /* arb_hp_req */
 444         mclks += 5;     /* ap_hp_req   tiling pipeline */
 445
 446         mclks += 2;     /* tc_req     latency fifo */
 447         mclks += 2;     /* fb_cas_n_  memory request to fbio block */
 448         mclks += 7;     /* sm_d_rdv   data returned from fbio block */
 449
 450         /* fb.rd.d.Put_gc   need to accumulate 256 bits for read */
 451         if (arb->memory_type == 0)
 452                 if (arb->memory_width == 64)    /* 64 bit bus */
 453                         mclks += 4;
 454                 else
 455                         mclks += 2;
 456         else if (arb->memory_width == 64)       /* 64 bit bus */
 457                 mclks += 2;
 458         else
 459                 mclks += 1;
 460
 461         if ((!video_enable) && (arb->memory_width == 128)) {
 462                 mclk_extra = (bpp == 32) ? 31 : 42;     /* Margin of error */
 463                 min_mclk_extra = 17;
 464         } else {
 465                 mclk_extra = (bpp == 32) ? 8 : 4;       /* Margin of error */
 466                 /* mclk_extra = 4; *//* Margin of error */
 467                 min_mclk_extra = 18;
 468         }
 469
 470         /* 2 edge sync.  may be very close to edge so just put one. */
 471         nvclks += 1;
 472         nvclks += 1;            /* fbi_d_rdv_n */
 473         nvclks += 1;            /* Fbi_d_rdata */
 474         nvclks += 1;            /* crtfifo load */
 475
 476         if (mp_enable)
 477                 mclks += 4;     /* Mp can get in with a burst of 8. */
 478         /* Extra clocks determined by heuristics */
 479
 480         nvclks += 0;
 481         pclks += 0;
 482         found = 0;
 483         while (found != 1) {
 484                 fifo->valid = 1;
 485                 found = 1;
 486                 mclk_loop = mclks + mclk_extra;
 487                 /* Mclk latency in us */
 488                 us_m = mclk_loop * 1000 * 1000 / mclk_freq;
 489                 /* Minimum Mclk latency in us */
 490                 us_m_min = mclks * 1000 * 1000 / mclk_freq;
 491                 us_min_mclk_extra = min_mclk_extra * 1000 * 1000 / mclk_freq;
 492                 /* nvclk latency in us */
 493                 us_n = nvclks * 1000 * 1000 / nvclk_freq;
 494                 /* nvclk latency in us */
 495                 us_p = pclks * 1000 * 1000 / pclk_freq;
 496                 us_pipe_min = us_m_min + us_n + us_p;
 497
 498                 /* Mclk latency in us */
 499                 vus_m = mclk_loop * 1000 * 1000 / mclk_freq;
 500
 501                 if (video_enable) {
 502                         crtc_drain_rate = pclk_freq * bpp / 8;  /* MB/s */
 503
 504                         vpagemiss = 1;  /* self generating page miss */
 505                         vpagemiss += 1; /* One higher priority before */
 506
 507                         crtpagemiss = 2;        /* self generating page miss */
 508                         if (mp_enable)
 509                                 crtpagemiss += 1;       /* if MA0 conflict */
 510
 511                         vpm_us =
 512                             (vpagemiss * pagemiss) * 1000 * 1000 / mclk_freq;
 513
 514                         /* Video has separate read return path */
 515                         us_video = vpm_us + vus_m;
 516
 517                         cpm_us =
 518                             crtpagemiss * pagemiss * 1000 * 1000 / mclk_freq;
 519                         /* Wait for video */
 520                         us_crt = us_video
 521                             + cpm_us    /* CRT Page miss */
 522                             + us_m + us_n + us_p        /* other latency */
 523                             ;
 524
 525                         clwm = us_crt * crtc_drain_rate / (1000 * 1000);
 526                         /* fixed point <= float_point - 1.  Fixes that */
 527                         clwm++;
 528                 } else {
 529                     /* bpp * pclk/8 */
 530                         crtc_drain_rate = pclk_freq * bpp / 8;
 531
 532                         crtpagemiss = 1;        /* self generating page miss */
 533                         crtpagemiss += 1;       /* MA0 page miss */
 534                         if (mp_enable)
 535                                 crtpagemiss += 1;       /* if MA0 conflict */
 536                         cpm_us =
 537                             crtpagemiss * pagemiss * 1000 * 1000 / mclk_freq;
 538                         us_crt = cpm_us + us_m + us_n + us_p;
 539                         clwm = us_crt * crtc_drain_rate / (1000 * 1000);
 540                         /* fixed point <= float_point - 1.  Fixes that */
 541                         clwm++;
 542
 543                         /* Finally, a heuristic check when width == 64 bits */
 544                         if (width == 1) {
 545                                 nvclk_fill = nvclk_freq * 8;
 546                                 if (crtc_drain_rate * 100 >= nvclk_fill * 102)
 547                                         /*Large number to fail */
 548                                         clwm = 0xfff;
 549
 550                                 else if (crtc_drain_rate * 100 >=
 551                                          nvclk_fill * 98) {
 552                                         clwm = 1024;
 553                                         cbs = 512;
 554                                 }
 555                         }
 556                 }
 557
 558                 /*
 559                    Overfill check:
 560                  */
 561
 562                 clwm_rnd_down = ((int)clwm / 8) * 8;
 563                 if (clwm_rnd_down < clwm)
 564                         clwm += 8;
 565
 566                 m1 = clwm + cbs - 1024; /* Amount of overfill */
 567                 m2us = us_pipe_min + us_min_mclk_extra;
 568
 569                 /* pclk cycles to drain */
 570                 p1clk = m2us * pclk_freq / (1000 * 1000);
 571                 p2 = p1clk * bpp / 8;   /* bytes drained. */
 572
 573                 if ((p2 < m1) && (m1 > 0)) {
 574                         fifo->valid = 0;
 575                         found = 0;
 576                         if (min_mclk_extra == 0) {
 577                                 if (cbs <= 32) {
 578                                         /* Can't adjust anymore! */
 579                                         found = 1;
 580                                 } else {
 581                                         /* reduce the burst size */
 582                                         cbs = cbs / 2;
 583                                 }
 584                         } else {
 585                                 min_mclk_extra--;
 586                         }
 587                 } else {
 588                         if (clwm > 1023) {      /* Have some margin */
 589                                 fifo->valid = 0;
 590                                 found = 0;
 591                                 if (min_mclk_extra == 0)
 592                                         /* Can't adjust anymore! */
 593                                         found = 1;
 594                                 else
 595                                         min_mclk_extra--;
 596                         }
 597                 }
 598
 599                 if (clwm < (1024 - cbs + 8))
 600                         clwm = 1024 - cbs + 8;
 601                 data = (int)(clwm);
 602                 /*  printf("CRT LWM: %f bytes, prog: 0x%x, bs: 256\n",
 603                     clwm, data ); */
 604                 fifo->graphics_lwm = data;
 605                 fifo->graphics_burst_size = cbs;
 606
 607                 fifo->video_lwm = 1024;
 608                 fifo->video_burst_size = 512;
 609         }
 610 }
 611
 612 static void nv10UpdateArbitrationSettings(unsigned VClk,
 613                                           unsigned pixelDepth,
 614                                           unsigned *burst,
 615                                           unsigned *lwm,
 616                                           struct nvidia_par *par)
 617 {
 618         nv10_fifo_info fifo_data;
 619         nv10_sim_state sim_data;
 620         unsigned int MClk, NVClk, cfg1;
 621
 622         nvGetClocks(par, &MClk, &NVClk);
 623
 624         cfg1 = NV_RD32(par->PFB, 0x0204);
 625         sim_data.pix_bpp = (char)pixelDepth;
 626         sim_data.enable_video = 1;
 627         sim_data.enable_mp = 0;
 628         sim_data.memory_type = (NV_RD32(par->PFB, 0x0200) & 0x01) ? 1 : 0;
 629         sim_data.memory_width = (NV_RD32(par->PEXTDEV, 0x0000) & 0x10) ?
 630             128 : 64;
 631         sim_data.mem_latency = (char)cfg1 & 0x0F;
 632         sim_data.mem_aligned = 1;
 633         sim_data.mem_page_miss =
 634             (char)(((cfg1 >> 4) & 0x0F) + ((cfg1 >> 31) & 0x01));
 635         sim_data.gr_during_vid = 0;
 636         sim_data.pclk_khz = VClk;
 637         sim_data.mclk_khz = MClk;
 638         sim_data.nvclk_khz = NVClk;
 639         nv10CalcArbitration(&fifo_data, &sim_data);
 640         if (fifo_data.valid) {
 641                 int b = fifo_data.graphics_burst_size >> 4;
 642                 *burst = 0;
 643                 while (b >>= 1)
 644                         (*burst)++;
 645                 *lwm = fifo_data.graphics_lwm >> 3;
 646         }
 647 }
 648
 649 static void nv30UpdateArbitrationSettings (
 650     struct nvidia_par *par,
 651     unsigned int      *burst,
 652     unsigned int      *lwm
 653 )
 654 {
 655     unsigned int MClk, NVClk;
 656     unsigned int fifo_size, burst_size, graphics_lwm;
 657
 658     fifo_size = 2048;
 659     burst_size = 512;
 660     graphics_lwm = fifo_size - burst_size;
 661
 662     nvGetClocks(par, &MClk, &NVClk);
 663
 664     *burst = 0;
 665     burst_size >>= 5;
 666     while(burst_size >>= 1) (*burst)++;
 667     *lwm = graphics_lwm >> 3;
 668 }
 669
 670 static void nForceUpdateArbitrationSettings(unsigned VClk,
 671                                             unsigned pixelDepth,
 672                                             unsigned *burst,
 673                                             unsigned *lwm,
 674                                             struct nvidia_par *par)
 675 {
 676         nv10_fifo_info fifo_data;
 677         nv10_sim_state sim_data;
 678         unsigned int M, N, P, pll, MClk, NVClk, memctrl;
 679         struct pci_dev *dev;
 680
 681         if ((par->Chipset & 0x0FF0) == 0x01A0) {
 682                 unsigned int uMClkPostDiv;
 683                 dev = pci_find_slot(0, 3);
 684                 pci_read_config_dword(dev, 0x6C, &uMClkPostDiv);
 685                 uMClkPostDiv = (uMClkPostDiv >> 8) & 0xf;
 686
 687                 if (!uMClkPostDiv)
 688                         uMClkPostDiv = 4;
 689                 MClk = 400000 / uMClkPostDiv;
 690         } else {
 691                 dev = pci_find_slot(0, 5);
 692                 pci_read_config_dword(dev, 0x4c, &MClk);
 693                 MClk /= 1000;
 694         }
 695
 696         pll = NV_RD32(par->PRAMDAC0, 0x0500);
 697         M = (pll >> 0) & 0xFF;
 698         N = (pll >> 8) & 0xFF;
 699         P = (pll >> 16) & 0x0F;
 700         NVClk = (N * par->CrystalFreqKHz / M) >> P;
 701         sim_data.pix_bpp = (char)pixelDepth;
 702         sim_data.enable_video = 0;
 703         sim_data.enable_mp = 0;
 704         pci_find_slot(0, 1);
 705         pci_read_config_dword(dev, 0x7C, &sim_data.memory_type);
 706         sim_data.memory_type = (sim_data.memory_type >> 12) & 1;
 707         sim_data.memory_width = 64;
 708
 709         dev = pci_find_slot(0, 3);
 710         pci_read_config_dword(dev, 0, &memctrl);
 711         memctrl >>= 16;
 712
 713         if ((memctrl == 0x1A9) || (memctrl == 0x1AB) || (memctrl == 0x1ED)) {
 714                 int dimm[3];
 715
 716                 pci_find_slot(0, 2);
 717                 pci_read_config_dword(dev, 0x40, &dimm[0]);
 718                 dimm[0] = (dimm[0] >> 8) & 0x4f;
 719                 pci_read_config_dword(dev, 0x44, &dimm[1]);
 720                 dimm[1] = (dimm[1] >> 8) & 0x4f;
 721                 pci_read_config_dword(dev, 0x48, &dimm[2]);
 722                 dimm[2] = (dimm[2] >> 8) & 0x4f;
 723
 724                 if ((dimm[0] + dimm[1]) != dimm[2]) {
 725                         printk("nvidiafb: your nForce DIMMs are not arranged "
 726                                "in optimal banks!\n");
 727                 }
 728         }
 729
 730         sim_data.mem_latency = 3;
 731         sim_data.mem_aligned = 1;
 732         sim_data.mem_page_miss = 10;
 733         sim_data.gr_during_vid = 0;
 734         sim_data.pclk_khz = VClk;
 735         sim_data.mclk_khz = MClk;
 736         sim_data.nvclk_khz = NVClk;
 737         nv10CalcArbitration(&fifo_data, &sim_data);
 738         if (fifo_data.valid) {
 739                 int b = fifo_data.graphics_burst_size >> 4;
 740                 *burst = 0;
 741                 while (b >>= 1)
 742                         (*burst)++;
 743                 *lwm = fifo_data.graphics_lwm >> 3;
 744         }
 745 }
 746
 747 /****************************************************************************\
 748 *                                                                            *
 749 *                          RIVA Mode State Routines                          *
 750 *                                                                            *
 751 \****************************************************************************/
 752
 753 /*
 754  * Calculate the Video Clock parameters for the PLL.
 755  */
 756 static void CalcVClock(int clockIn,
 757                        int *clockOut, u32 * pllOut, struct nvidia_par *par)
 758 {
 759         unsigned lowM, highM;
 760         unsigned DeltaNew, DeltaOld;
 761         unsigned VClk, Freq;
 762         unsigned M, N, P;
 763
 764         DeltaOld = 0xFFFFFFFF;
 765
 766         VClk = (unsigned)clockIn;
 767
 768         if (par->CrystalFreqKHz == 13500) {
 769                 lowM = 7;
 770                 highM = 13;
 771         } else {
 772                 lowM = 8;
 773                 highM = 14;
 774         }
 775
 776         for (P = 0; P <= 4; P++) {
 777                 Freq = VClk << P;
 778                 if ((Freq >= 128000) && (Freq <= 350000)) {
 779                         for (M = lowM; M <= highM; M++) {
 780                                 N = ((VClk << P) * M) / par->CrystalFreqKHz;
 781                                 if (N <= 255) {
 782                                         Freq =
 783                                             ((par->CrystalFreqKHz * N) /
 784                                              M) >> P;
 785                                         if (Freq > VClk)
 786                                                 DeltaNew = Freq - VClk;
 787                                         else
 788                                                 DeltaNew = VClk - Freq;
 789                                         if (DeltaNew < DeltaOld) {
 790                                                 *pllOut =
 791                                                     (P << 16) | (N << 8) | M;
 792                                                 *clockOut = Freq;
 793                                                 DeltaOld = DeltaNew;
 794                                         }
 795                                 }
 796                         }
 797                 }
 798         }
 799 }
 800
 801 static void CalcVClock2Stage(int clockIn,
 802                              int *clockOut,
 803                              u32 * pllOut,
 804                              u32 * pllBOut, struct nvidia_par *par)
 805 {
 806         unsigned DeltaNew, DeltaOld;
 807         unsigned VClk, Freq;
 808         unsigned M, N, P;
 809
 810         DeltaOld = 0xFFFFFFFF;
 811
 812         *pllBOut = 0x80000401;  /* fixed at x4 for now */
 813
 814         VClk = (unsigned)clockIn;
 815
 816         for (P = 0; P <= 6; P++) {
 817                 Freq = VClk << P;
 818                 if ((Freq >= 400000) && (Freq <= 1000000)) {
 819                         for (M = 1; M <= 13; M++) {
 820                                 N = ((VClk << P) * M) /
 821                                     (par->CrystalFreqKHz << 2);
 822                                 if ((N >= 5) && (N <= 255)) {
 823                                         Freq =
 824                                             (((par->CrystalFreqKHz << 2) * N) /
 825                                              M) >> P;
 826                                         if (Freq > VClk)
 827                                                 DeltaNew = Freq - VClk;
 828                                         else
 829                                                 DeltaNew = VClk - Freq;
 830                                         if (DeltaNew < DeltaOld) {
 831                                                 *pllOut =
 832                                                     (P << 16) | (N << 8) | M;
 833                                                 *clockOut = Freq;
 834                                                 DeltaOld = DeltaNew;
 835                                         }
 836                                 }
 837                         }
 838                 }
 839         }
 840 }
 841
 842 /*
 843  * Calculate extended mode parameters (SVGA) and save in a
 844  * mode state structure.
 845  */
 846 void NVCalcStateExt(struct nvidia_par *par,
 847                     RIVA_HW_STATE * state,
 848                     int bpp,
 849                     int width,
 850                     int hDisplaySize, int height, int dotClock, int flags)
 851 {
 852         int pixelDepth, VClk = 0;
 853         /*
 854          * Save mode parameters.
 855          */
 856         state->bpp = bpp;       /* this is not bitsPerPixel, it's 8,15,16,32 */
 857         state->width = width;
 858         state->height = height;
 859         /*
 860          * Extended RIVA registers.
 861          */
 862         pixelDepth = (bpp + 1) / 8;
 863         if (par->twoStagePLL)
 864                 CalcVClock2Stage(dotClock, &VClk, &state->pll, &state->pllB,
 865                                  par);
 866         else
 867                 CalcVClock(dotClock, &VClk, &state->pll, par);
 868
 869         switch (par->Architecture) {
 870         case NV_ARCH_04:
 871                 nv4UpdateArbitrationSettings(VClk,
 872                                              pixelDepth * 8,
 873                                              &(state->arbitration0),
 874                                              &(state->arbitration1), par);
 875                 state->cursor0 = 0x00;
 876                 state->cursor1 = 0xbC;
 877                 if (flags & FB_VMODE_DOUBLE)
 878                         state->cursor1 |= 2;
 879                 state->cursor2 = 0x00000000;
 880                 state->pllsel = 0x10000700;
 881                 state->config = 0x00001114;
 882                 state->general = bpp == 16 ? 0x00101100 : 0x00100100;
 883                 state->repaint1 = hDisplaySize < 1280 ? 0x04 : 0x00;
 884                 break;
 885         case NV_ARCH_10:
 886         case NV_ARCH_20:
 887         case NV_ARCH_30:
 888         default:
 889                 if (((par->Chipset & 0xffff) == 0x01A0) ||
 890                     ((par->Chipset & 0xffff) == 0x01f0)) {
 891                         nForceUpdateArbitrationSettings(VClk,
 892                                                         pixelDepth * 8,
 893                                                         &(state->arbitration0),
 894                                                         &(state->arbitration1),
 895                                                         par);
 896                 } else if (par->Architecture < NV_ARCH_30) {
 897                         nv10UpdateArbitrationSettings(VClk,
 898                                                       pixelDepth * 8,
 899                                                       &(state->arbitration0),
 900                                                       &(state->arbitration1),
 901                                                       par);
 902                 } else {
 903                         nv30UpdateArbitrationSettings(par,
 904                                                       &(state->arbitration0),
 905                                                       &(state->arbitration1));
 906                 }
 907
 908                 state->cursor0 = 0x80 | (par->CursorStart >> 17);
 909                 state->cursor1 = (par->CursorStart >> 11) << 2;
 910                 state->cursor2 = par->CursorStart >> 24;
 911                 if (flags & FB_VMODE_DOUBLE)
 912                         state->cursor1 |= 2;
 913                 state->pllsel = 0x10000700;
 914                 state->config = NV_RD32(par->PFB, 0x00000200);
 915                 state->general = bpp == 16 ? 0x00101100 : 0x00100100;
 916                 state->repaint1 = hDisplaySize < 1280 ? 0x04 : 0x00;
 917                 break;
 918         }
 919
 920         if (bpp != 8)           /* DirectColor */
 921                 state->general |= 0x00000030;
 922
 923         state->repaint0 = (((width / 8) * pixelDepth) & 0x700) >> 3;
 924         state->pixel = (pixelDepth > 2) ? 3 : pixelDepth;
 925 }
 926
 927 void NVLoadStateExt(struct nvidia_par *par, RIVA_HW_STATE * state)
 928 {
 929         int i;
 930
 931         NV_WR32(par->PMC, 0x0140, 0x00000000);
 932         NV_WR32(par->PMC, 0x0200, 0xFFFF00FF);
 933         NV_WR32(par->PMC, 0x0200, 0xFFFFFFFF);
 934
 935         NV_WR32(par->PTIMER, 0x0200 * 4, 0x00000008);
 936         NV_WR32(par->PTIMER, 0x0210 * 4, 0x00000003);
 937         NV_WR32(par->PTIMER, 0x0140 * 4, 0x00000000);
 938         NV_WR32(par->PTIMER, 0x0100 * 4, 0xFFFFFFFF);
 939
 940         if (par->Architecture == NV_ARCH_04) {
 941                 NV_WR32(par->PFB, 0x0200, state->config);
 942         } else if ((par->Architecture < NV_ARCH_40) ||
 943                    (par->Chipset & 0xfff0) == 0x0040) {
 944                 for (i = 0; i < 8; i++) {
 945                         NV_WR32(par->PFB, 0x0240 + (i * 0x10), 0);
 946                         NV_WR32(par->PFB, 0x0244 + (i * 0x10),
 947                                 par->FbMapSize - 1);
 948                 }
 949         } else {
 950                 int regions = 12;
 951
 952                 if (((par->Chipset & 0xfff0) == 0x0090) ||
 953                     ((par->Chipset & 0xfff0) == 0x01D0) ||
 954                     ((par->Chipset & 0xfff0) == 0x0290))
 955                         regions = 15;
 956                 for(i = 0; i < regions; i++) {
 957                         NV_WR32(par->PFB, 0x0600 + (i * 0x10), 0);
 958                         NV_WR32(par->PFB, 0x0604 + (i * 0x10),
 959                                 par->FbMapSize - 1);
 960                 }
 961         }
 962
 963         if (par->Architecture >= NV_ARCH_40) {
 964                 NV_WR32(par->PRAMIN, 0x0000 * 4, 0x80000010);
 965                 NV_WR32(par->PRAMIN, 0x0001 * 4, 0x00101202);
 966                 NV_WR32(par->PRAMIN, 0x0002 * 4, 0x80000011);
 967                 NV_WR32(par->PRAMIN, 0x0003 * 4, 0x00101204);
 968                 NV_WR32(par->PRAMIN, 0x0004 * 4, 0x80000012);
 969                 NV_WR32(par->PRAMIN, 0x0005 * 4, 0x00101206);
 970                 NV_WR32(par->PRAMIN, 0x0006 * 4, 0x80000013);
 971                 NV_WR32(par->PRAMIN, 0x0007 * 4, 0x00101208);
 972                 NV_WR32(par->PRAMIN, 0x0008 * 4, 0x80000014);
 973                 NV_WR32(par->PRAMIN, 0x0009 * 4, 0x0010120A);
 974                 NV_WR32(par->PRAMIN, 0x000A * 4, 0x80000015);
 975                 NV_WR32(par->PRAMIN, 0x000B * 4, 0x0010120C);
 976                 NV_WR32(par->PRAMIN, 0x000C * 4, 0x80000016);
 977                 NV_WR32(par->PRAMIN, 0x000D * 4, 0x0010120E);
 978                 NV_WR32(par->PRAMIN, 0x000E * 4, 0x80000017);
 979                 NV_WR32(par->PRAMIN, 0x000F * 4, 0x00101210);
 980                 NV_WR32(par->PRAMIN, 0x0800 * 4, 0x00003000);
 981                 NV_WR32(par->PRAMIN, 0x0801 * 4, par->FbMapSize - 1);
 982                 NV_WR32(par->PRAMIN, 0x0802 * 4, 0x00000002);
 983                 NV_WR32(par->PRAMIN, 0x0808 * 4, 0x02080062);
 984                 NV_WR32(par->PRAMIN, 0x0809 * 4, 0x00000000);
 985                 NV_WR32(par->PRAMIN, 0x080A * 4, 0x00001200);
 986                 NV_WR32(par->PRAMIN, 0x080B * 4, 0x00001200);
 987                 NV_WR32(par->PRAMIN, 0x080C * 4, 0x00000000);
 988                 NV_WR32(par->PRAMIN, 0x080D * 4, 0x00000000);
 989                 NV_WR32(par->PRAMIN, 0x0810 * 4, 0x02080043);
 990                 NV_WR32(par->PRAMIN, 0x0811 * 4, 0x00000000);
 991                 NV_WR32(par->PRAMIN, 0x0812 * 4, 0x00000000);
 992                 NV_WR32(par->PRAMIN, 0x0813 * 4, 0x00000000);
 993                 NV_WR32(par->PRAMIN, 0x0814 * 4, 0x00000000);
 994                 NV_WR32(par->PRAMIN, 0x0815 * 4, 0x00000000);
 995                 NV_WR32(par->PRAMIN, 0x0818 * 4, 0x02080044);
 996                 NV_WR32(par->PRAMIN, 0x0819 * 4, 0x02000000);
 997                 NV_WR32(par->PRAMIN, 0x081A * 4, 0x00000000);
 998                 NV_WR32(par->PRAMIN, 0x081B * 4, 0x00000000);
 999                 NV_WR32(par->PRAMIN, 0x081C * 4, 0x00000000);
1000                 NV_WR32(par->PRAMIN, 0x081D * 4, 0x00000000);
1001                 NV_WR32(par->PRAMIN, 0x0820 * 4, 0x02080019);
1002                 NV_WR32(par->PRAMIN, 0x0821 * 4, 0x00000000);
1003                 NV_WR32(par->PRAMIN, 0x0822 * 4, 0x00000000);
1004                 NV_WR32(par->PRAMIN, 0x0823 * 4, 0x00000000);
1005                 NV_WR32(par->PRAMIN, 0x0824 * 4, 0x00000000);
1006                 NV_WR32(par->PRAMIN, 0x0825 * 4, 0x00000000);
1007                 NV_WR32(par->PRAMIN, 0x0828 * 4, 0x020A005C);
1008                 NV_WR32(par->PRAMIN, 0x0829 * 4, 0x00000000);
1009                 NV_WR32(par->PRAMIN, 0x082A * 4, 0x00000000);
1010                 NV_WR32(par->PRAMIN, 0x082B * 4, 0x00000000);
1011                 NV_WR32(par->PRAMIN, 0x082C * 4, 0x00000000);
1012                 NV_WR32(par->PRAMIN, 0x082D * 4, 0x00000000);
1013                 NV_WR32(par->PRAMIN, 0x0830 * 4, 0x0208009F);
1014                 NV_WR32(par->PRAMIN, 0x0831 * 4, 0x00000000);
1015                 NV_WR32(par->PRAMIN, 0x0832 * 4, 0x00001200);
1016                 NV_WR32(par->PRAMIN, 0x0833 * 4, 0x00001200);
1017                 NV_WR32(par->PRAMIN, 0x0834 * 4, 0x00000000);
1018                 NV_WR32(par->PRAMIN, 0x0835 * 4, 0x00000000);
1019                 NV_WR32(par->PRAMIN, 0x0838 * 4, 0x0208004A);
1020                 NV_WR32(par->PRAMIN, 0x0839 * 4, 0x02000000);
1021                 NV_WR32(par->PRAMIN, 0x083A * 4, 0x00000000);
1022                 NV_WR32(par->PRAMIN, 0x083B * 4, 0x00000000);
1023                 NV_WR32(par->PRAMIN, 0x083C * 4, 0x00000000);
1024                 NV_WR32(par->PRAMIN, 0x083D * 4, 0x00000000);
1025                 NV_WR32(par->PRAMIN, 0x0840 * 4, 0x02080077);
1026                 NV_WR32(par->PRAMIN, 0x0841 * 4, 0x00000000);
1027                 NV_WR32(par->PRAMIN, 0x0842 * 4, 0x00001200);
1028                 NV_WR32(par->PRAMIN, 0x0843 * 4, 0x00001200);
1029                 NV_WR32(par->PRAMIN, 0x0844 * 4, 0x00000000);
1030                 NV_WR32(par->PRAMIN, 0x0845 * 4, 0x00000000);
1031                 NV_WR32(par->PRAMIN, 0x084C * 4, 0x00003002);
1032                 NV_WR32(par->PRAMIN, 0x084D * 4, 0x00007FFF);
1033                 NV_WR32(par->PRAMIN, 0x084E * 4,
1034                         par->FbUsableSize | 0x00000002);
1035
1036 #ifdef __BIG_ENDIAN
1037                 NV_WR32(par->PRAMIN, 0x080A * 4,
1038                         NV_RD32(par->PRAMIN, 0x080A * 4) | 0x01000000);
1039                 NV_WR32(par->PRAMIN, 0x0812 * 4,
1040                         NV_RD32(par->PRAMIN, 0x0812 * 4) | 0x01000000);
1041                 NV_WR32(par->PRAMIN, 0x081A * 4,
1042                         NV_RD32(par->PRAMIN, 0x081A * 4) | 0x01000000);
1043                 NV_WR32(par->PRAMIN, 0x0822 * 4,
1044                         NV_RD32(par->PRAMIN, 0x0822 * 4) | 0x01000000);
1045                 NV_WR32(par->PRAMIN, 0x082A * 4,
1046                         NV_RD32(par->PRAMIN, 0x082A * 4) | 0x01000000);
1047                 NV_WR32(par->PRAMIN, 0x0832 * 4,
1048                         NV_RD32(par->PRAMIN, 0x0832 * 4) | 0x01000000);
1049                 NV_WR32(par->PRAMIN, 0x083A * 4,
1050                         NV_RD32(par->PRAMIN, 0x083A * 4) | 0x01000000);
1051                 NV_WR32(par->PRAMIN, 0x0842 * 4,
1052                         NV_RD32(par->PRAMIN, 0x0842 * 4) | 0x01000000);
1053                 NV_WR32(par->PRAMIN, 0x0819 * 4, 0x01000000);
1054                 NV_WR32(par->PRAMIN, 0x0839 * 4, 0x01000000);
1055 #endif
1056         } else {
1057                 NV_WR32(par->PRAMIN, 0x0000 * 4, 0x80000010);
1058                 NV_WR32(par->PRAMIN, 0x0001 * 4, 0x80011201);
1059                 NV_WR32(par->PRAMIN, 0x0002 * 4, 0x80000011);
1060                 NV_WR32(par->PRAMIN, 0x0003 * 4, 0x80011202);
1061                 NV_WR32(par->PRAMIN, 0x0004 * 4, 0x80000012);
1062                 NV_WR32(par->PRAMIN, 0x0005 * 4, 0x80011203);
1063                 NV_WR32(par->PRAMIN, 0x0006 * 4, 0x80000013);
1064                 NV_WR32(par->PRAMIN, 0x0007 * 4, 0x80011204);
1065                 NV_WR32(par->PRAMIN, 0x0008 * 4, 0x80000014);
1066                 NV_WR32(par->PRAMIN, 0x0009 * 4, 0x80011205);
1067                 NV_WR32(par->PRAMIN, 0x000A * 4, 0x80000015);
1068                 NV_WR32(par->PRAMIN, 0x000B * 4, 0x80011206);
1069                 NV_WR32(par->PRAMIN, 0x000C * 4, 0x80000016);
1070                 NV_WR32(par->PRAMIN, 0x000D * 4, 0x80011207);
1071                 NV_WR32(par->PRAMIN, 0x000E * 4, 0x80000017);
1072                 NV_WR32(par->PRAMIN, 0x000F * 4, 0x80011208);
1073                 NV_WR32(par->PRAMIN, 0x0800 * 4, 0x00003000);
1074                 NV_WR32(par->PRAMIN, 0x0801 * 4, par->FbMapSize - 1);
1075                 NV_WR32(par->PRAMIN, 0x0802 * 4, 0x00000002);
1076                 NV_WR32(par->PRAMIN, 0x0803 * 4, 0x00000002);
1077                 if (par->Architecture >= NV_ARCH_10)
1078                         NV_WR32(par->PRAMIN, 0x0804 * 4, 0x01008062);
1079                 else
1080                         NV_WR32(par->PRAMIN, 0x0804 * 4, 0x01008042);
1081                 NV_WR32(par->PRAMIN, 0x0805 * 4, 0x00000000);
1082                 NV_WR32(par->PRAMIN, 0x0806 * 4, 0x12001200);
1083                 NV_WR32(par->PRAMIN, 0x0807 * 4, 0x00000000);
1084                 NV_WR32(par->PRAMIN, 0x0808 * 4, 0x01008043);
1085                 NV_WR32(par->PRAMIN, 0x0809 * 4, 0x00000000);
1086                 NV_WR32(par->PRAMIN, 0x080A * 4, 0x00000000);
1087                 NV_WR32(par->PRAMIN, 0x080B * 4, 0x00000000);
1088                 NV_WR32(par->PRAMIN, 0x080C * 4, 0x01008044);
1089                 NV_WR32(par->PRAMIN, 0x080D * 4, 0x00000002);
1090                 NV_WR32(par->PRAMIN, 0x080E * 4, 0x00000000);
1091                 NV_WR32(par->PRAMIN, 0x080F * 4, 0x00000000);
1092                 NV_WR32(par->PRAMIN, 0x0810 * 4, 0x01008019);
1093                 NV_WR32(par->PRAMIN, 0x0811 * 4, 0x00000000);
1094                 NV_WR32(par->PRAMIN, 0x0812 * 4, 0x00000000);
1095                 NV_WR32(par->PRAMIN, 0x0813 * 4, 0x00000000);
1096                 NV_WR32(par->PRAMIN, 0x0814 * 4, 0x0100A05C);
1097                 NV_WR32(par->PRAMIN, 0x0815 * 4, 0x00000000);
1098                 NV_WR32(par->PRAMIN, 0x0816 * 4, 0x00000000);
1099                 NV_WR32(par->PRAMIN, 0x0817 * 4, 0x00000000);
1100                 if (par->WaitVSyncPossible)
1101                         NV_WR32(par->PRAMIN, 0x0818 * 4, 0x0100809F);
1102                 else
1103                         NV_WR32(par->PRAMIN, 0x0818 * 4, 0x0100805F);
1104                 NV_WR32(par->PRAMIN, 0x0819 * 4, 0x00000000);
1105                 NV_WR32(par->PRAMIN, 0x081A * 4, 0x12001200);
1106                 NV_WR32(par->PRAMIN, 0x081B * 4, 0x00000000);
1107                 NV_WR32(par->PRAMIN, 0x081C * 4, 0x0100804A);
1108                 NV_WR32(par->PRAMIN, 0x081D * 4, 0x00000002);
1109                 NV_WR32(par->PRAMIN, 0x081E * 4, 0x00000000);
1110                 NV_WR32(par->PRAMIN, 0x081F * 4, 0x00000000);
1111                 NV_WR32(par->PRAMIN, 0x0820 * 4, 0x01018077);
1112                 NV_WR32(par->PRAMIN, 0x0821 * 4, 0x00000000);
1113                 NV_WR32(par->PRAMIN, 0x0822 * 4, 0x12001200);
1114                 NV_WR32(par->PRAMIN, 0x0823 * 4, 0x00000000);
1115                 NV_WR32(par->PRAMIN, 0x0824 * 4, 0x00003002);
1116                 NV_WR32(par->PRAMIN, 0x0825 * 4, 0x00007FFF);
1117                 NV_WR32(par->PRAMIN, 0x0826 * 4,
1118                         par->FbUsableSize | 0x00000002);
1119                 NV_WR32(par->PRAMIN, 0x0827 * 4, 0x00000002);
1120 #ifdef __BIG_ENDIAN
1121                 NV_WR32(par->PRAMIN, 0x0804 * 4,
1122                         NV_RD32(par->PRAMIN, 0x0804 * 4) | 0x00080000);
1123                 NV_WR32(par->PRAMIN, 0x0808 * 4,
1124                         NV_RD32(par->PRAMIN, 0x0808 * 4) | 0x00080000);
1125                 NV_WR32(par->PRAMIN, 0x080C * 4,
1126                         NV_RD32(par->PRAMIN, 0x080C * 4) | 0x00080000);
1127                 NV_WR32(par->PRAMIN, 0x0810 * 4,
1128                         NV_RD32(par->PRAMIN, 0x0810 * 4) | 0x00080000);
1129                 NV_WR32(par->PRAMIN, 0x0814 * 4,
1130                         NV_RD32(par->PRAMIN, 0x0814 * 4) | 0x00080000);
1131                 NV_WR32(par->PRAMIN, 0x0818 * 4,
1132                         NV_RD32(par->PRAMIN, 0x0818 * 4) | 0x00080000);
1133                 NV_WR32(par->PRAMIN, 0x081C * 4,
1134                         NV_RD32(par->PRAMIN, 0x081C * 4) | 0x00080000);
1135                 NV_WR32(par->PRAMIN, 0x0820 * 4,
1136                         NV_RD32(par->PRAMIN, 0x0820 * 4) | 0x00080000);
1137                 NV_WR32(par->PRAMIN, 0x080D * 4, 0x00000001);
1138                 NV_WR32(par->PRAMIN, 0x081D * 4, 0x00000001);
1139 #endif
1140         }
1141         if (par->Architecture < NV_ARCH_10) {
1142                 if ((par->Chipset & 0x0fff) == 0x0020) {
1143                         NV_WR32(par->PRAMIN, 0x0824 * 4,
1144                                 NV_RD32(par->PRAMIN, 0x0824 * 4) | 0x00020000);
1145                         NV_WR32(par->PRAMIN, 0x0826 * 4,
1146                                 NV_RD32(par->PRAMIN,
1147                                         0x0826 * 4) + par->FbAddress);
1148                 }
1149                 NV_WR32(par->PGRAPH, 0x0080, 0x000001FF);
1150                 NV_WR32(par->PGRAPH, 0x0080, 0x1230C000);
1151                 NV_WR32(par->PGRAPH, 0x0084, 0x72111101);
1152                 NV_WR32(par->PGRAPH, 0x0088, 0x11D5F071);
1153                 NV_WR32(par->PGRAPH, 0x008C, 0x0004FF31);
1154                 NV_WR32(par->PGRAPH, 0x008C, 0x4004FF31);
1155                 NV_WR32(par->PGRAPH, 0x0140, 0x00000000);
1156                 NV_WR32(par->PGRAPH, 0x0100, 0xFFFFFFFF);
1157                 NV_WR32(par->PGRAPH, 0x0170, 0x10010100);
1158                 NV_WR32(par->PGRAPH, 0x0710, 0xFFFFFFFF);
1159                 NV_WR32(par->PGRAPH, 0x0720, 0x00000001);
1160                 NV_WR32(par->PGRAPH, 0x0810, 0x00000000);
1161                 NV_WR32(par->PGRAPH, 0x0608, 0xFFFFFFFF);
1162         } else {
1163                 NV_WR32(par->PGRAPH, 0x0080, 0xFFFFFFFF);
1164                 NV_WR32(par->PGRAPH, 0x0080, 0x00000000);
1165
1166                 NV_WR32(par->PGRAPH, 0x0140, 0x00000000);
1167                 NV_WR32(par->PGRAPH, 0x0100, 0xFFFFFFFF);
1168                 NV_WR32(par->PGRAPH, 0x0144, 0x10010100);
1169                 NV_WR32(par->PGRAPH, 0x0714, 0xFFFFFFFF);
1170                 NV_WR32(par->PGRAPH, 0x0720, 0x00000001);
1171                 NV_WR32(par->PGRAPH, 0x0710,
1172                         NV_RD32(par->PGRAPH, 0x0710) & 0x0007ff00);
1173                 NV_WR32(par->PGRAPH, 0x0710,
1174                         NV_RD32(par->PGRAPH, 0x0710) | 0x00020100);
1175
1176                 if (par->Architecture == NV_ARCH_10) {
1177                         NV_WR32(par->PGRAPH, 0x0084, 0x00118700);
1178                         NV_WR32(par->PGRAPH, 0x0088, 0x24E00810);
1179                         NV_WR32(par->PGRAPH, 0x008C, 0x55DE0030);
1180
1181                         for (i = 0; i < 32; i++)
1182                                 NV_WR32(&par->PGRAPH[(0x0B00 / 4) + i], 0,
1183                                         NV_RD32(&par->PFB[(0x0240 / 4) + i],
1184                                                 0));
1185
1186                         NV_WR32(par->PGRAPH, 0x640, 0);
1187                         NV_WR32(par->PGRAPH, 0x644, 0);
1188                         NV_WR32(par->PGRAPH, 0x684, par->FbMapSize - 1);
1189                         NV_WR32(par->PGRAPH, 0x688, par->FbMapSize - 1);
1190
1191                         NV_WR32(par->PGRAPH, 0x0810, 0x00000000);
1192                         NV_WR32(par->PGRAPH, 0x0608, 0xFFFFFFFF);
1193                 } else {
1194                         if (par->Architecture >= NV_ARCH_40) {
1195                                 u32 tmp;
1196
1197                                 NV_WR32(par->PGRAPH, 0x0084, 0x401287c0);
1198                                 NV_WR32(par->PGRAPH, 0x008C, 0x60de8051);
1199                                 NV_WR32(par->PGRAPH, 0x0090, 0x00008000);
1200                                 NV_WR32(par->PGRAPH, 0x0610, 0x00be3c5f);
1201
1202                                 tmp = NV_RD32(par->REGS, 0x1540) & 0xff;
1203                                 for(i = 0; tmp && !(tmp & 1); tmp >>= 1, i++);
1204                                 NV_WR32(par->PGRAPH, 0x5000, i);
1205
1206                                 if ((par->Chipset & 0xfff0) == 0x0040) {
1207                                         NV_WR32(par->PGRAPH, 0x09b0,
1208                                                 0x83280fff);
1209                                         NV_WR32(par->PGRAPH, 0x09b4,
1210                                                 0x000000a0);
1211                                 } else {
1212                                         NV_WR32(par->PGRAPH, 0x0820,
1213                                                 0x83280eff);
1214                                         NV_WR32(par->PGRAPH, 0x0824,
1215                                                 0x000000a0);
1216                                 }
1217
1218                                 switch (par->Chipset & 0xfff0) {
1219                                 case 0x0040:
1220                                 case 0x0210:
1221                                         NV_WR32(par->PGRAPH, 0x09b8,
1222                                                 0x0078e366);
1223                                         NV_WR32(par->PGRAPH, 0x09bc,
1224                                                 0x0000014c);
1225                                         NV_WR32(par->PFB, 0x033C,
1226                                                 NV_RD32(par->PFB, 0x33C) &
1227                                                 0xffff7fff);
1228                                         break;
1229                                 case 0x00C0:
1230                                 case 0x0120:
1231                                         NV_WR32(par->PGRAPH, 0x0828,
1232                                                 0x007596ff);
1233                                         NV_WR32(par->PGRAPH, 0x082C,
1234                                                 0x00000108);
1235                                         break;
1236                                 case 0x0160:
1237                                 case 0x01D0:
1238                                         NV_WR32(par->PMC, 0x1700,
1239                                                 NV_RD32(par->PFB, 0x020C));
1240                                         NV_WR32(par->PMC, 0x1704, 0);
1241                                         NV_WR32(par->PMC, 0x1708, 0);
1242                                         NV_WR32(par->PMC, 0x170C,
1243                                                 NV_RD32(par->PFB, 0x020C));
1244                                         NV_WR32(par->PGRAPH, 0x0860, 0);
1245                                         NV_WR32(par->PGRAPH, 0x0864, 0);
1246                                         NV_WR32(par->PRAMDAC, 0x0608,
1247                                                 NV_RD32(par->PRAMDAC,
1248                                                         0x0608) | 0x00100000);
1249                                         break;
1250                                 case 0x0140:
1251                                         NV_WR32(par->PGRAPH, 0x0828,
1252                                                 0x0072cb77);
1253                                         NV_WR32(par->PGRAPH, 0x082C,
1254                                                 0x00000108);
1255                                         break;
1256                                 case 0x0220:
1257                                 case 0x0230:
1258                                         NV_WR32(par->PGRAPH, 0x0860, 0);
1259                                         NV_WR32(par->PGRAPH, 0x0864, 0);
1260                                         NV_WR32(par->PRAMDAC, 0x0608,
1261                                                 NV_RD32(par->PRAMDAC, 0x0608) |
1262                                                 0x00100000);
1263                                         break;
1264                                 case 0x0090:
1265                                 case 0x0290:
1266                                         NV_WR32(par->PRAMDAC, 0x0608,
1267                                                 NV_RD32(par->PRAMDAC, 0x0608) |
1268                                                 0x00100000);
1269                                         NV_WR32(par->PGRAPH, 0x0828,
1270                                                 0x07830610);
1271                                         NV_WR32(par->PGRAPH, 0x082C,
1272                                                 0x0000016A);
1273                                         break;
1274                                 default:
1275                                         break;
1276                                 };
1277
1278                                 NV_WR32(par->PGRAPH, 0x0b38, 0x2ffff800);
1279                                 NV_WR32(par->PGRAPH, 0x0b3c, 0x00006000);
1280                                 NV_WR32(par->PGRAPH, 0x032C, 0x01000000);
1281                                 NV_WR32(par->PGRAPH, 0x0220, 0x00001200);
1282                         } else if (par->Architecture == NV_ARCH_30) {
1283                                 NV_WR32(par->PGRAPH, 0x0084, 0x40108700);
1284                                 NV_WR32(par->PGRAPH, 0x0890, 0x00140000);
1285                                 NV_WR32(par->PGRAPH, 0x008C, 0xf00e0431);
1286                                 NV_WR32(par->PGRAPH, 0x0090, 0x00008000);
1287                                 NV_WR32(par->PGRAPH, 0x0610, 0xf04b1f36);
1288                                 NV_WR32(par->PGRAPH, 0x0B80, 0x1002d888);
1289                                 NV_WR32(par->PGRAPH, 0x0B88, 0x62ff007f);
1290                         } else {
1291                                 NV_WR32(par->PGRAPH, 0x0084, 0x00118700);
1292                                 NV_WR32(par->PGRAPH, 0x008C, 0xF20E0431);
1293                                 NV_WR32(par->PGRAPH, 0x0090, 0x00000000);
1294                                 NV_WR32(par->PGRAPH, 0x009C, 0x00000040);
1295
1296                                 if ((par->Chipset & 0x0ff0) >= 0x0250) {
1297                                         NV_WR32(par->PGRAPH, 0x0890,
1298                                                 0x00080000);
1299                                         NV_WR32(par->PGRAPH, 0x0610,
1300                                                 0x304B1FB6);
1301                                         NV_WR32(par->PGRAPH, 0x0B80,
1302                                                 0x18B82880);
1303                                         NV_WR32(par->PGRAPH, 0x0B84,
1304                                                 0x44000000);
1305                                         NV_WR32(par->PGRAPH, 0x0098,
1306                                                 0x40000080);
1307                                         NV_WR32(par->PGRAPH, 0x0B88,
1308                                                 0x000000ff);
1309                                 } else {
1310                                         NV_WR32(par->PGRAPH, 0x0880,
1311                                                 0x00080000);
1312                                         NV_WR32(par->PGRAPH, 0x0094,
1313                                                 0x00000005);
1314                                         NV_WR32(par->PGRAPH, 0x0B80,
1315                                                 0x45CAA208);
1316                                         NV_WR32(par->PGRAPH, 0x0B84,
1317                                                 0x24000000);
1318                                         NV_WR32(par->PGRAPH, 0x0098,
1319                                                 0x00000040);
1320                                         NV_WR32(par->PGRAPH, 0x0750,
1321                                                 0x00E00038);
1322                                         NV_WR32(par->PGRAPH, 0x0754,
1323                                                 0x00000030);
1324                                         NV_WR32(par->PGRAPH, 0x0750,
1325                                                 0x00E10038);
1326                                         NV_WR32(par->PGRAPH, 0x0754,
1327                                                 0x00000030);
1328                                 }
1329                         }
1330
1331                         if ((par->Architecture < NV_ARCH_40) ||
1332                             ((par->Chipset & 0xfff0) == 0x0040)) {
1333                                 for (i = 0; i < 32; i++) {
1334                                         NV_WR32(par->PGRAPH, 0x0900 + i*4,
1335                                                 NV_RD32(par->PFB, 0x0240 +i*4));
1336                                         NV_WR32(par->PGRAPH, 0x6900 + i*4,
1337                                                 NV_RD32(par->PFB, 0x0240 +i*4));
1338                                 }
1339                         } else {
1340                                 if (((par->Chipset & 0xfff0) == 0x0090) ||
1341                                     ((par->Chipset & 0xfff0) == 0x01D0) ||
1342                                     ((par->Chipset & 0xfff0) == 0x0290)) {
1343                                         for (i = 0; i < 60; i++) {
1344                                                 NV_WR32(par->PGRAPH,
1345                                                         0x0D00 + i*4,
1346                                                         NV_RD32(par->PFB,
1347                                                                 0x0600 + i*4));
1348                                                 NV_WR32(par->PGRAPH,
1349                                                         0x6900 + i*4,
1350                                                         NV_RD32(par->PFB,
1351                                                                 0x0600 + i*4));
1352                                         }
1353                                 } else {
1354                                         for (i = 0; i < 48; i++) {
1355                                                 NV_WR32(par->PGRAPH,
1356                                                         0x0900 + i*4,
1357                                                         NV_RD32(par->PFB,
1358                                                                 0x0600 + i*4));
1359                                                 if(((par->Chipset & 0xfff0)
1360                                                     != 0x0160) &&
1361                                                    ((par->Chipset & 0xfff0)
1362                                                     != 0x0220))
1363                                                         NV_WR32(par->PGRAPH,
1364                                                                 0x6900 + i*4,
1365                                                                 NV_RD32(par->PFB,
1366                                                                         0x0600 + i*4));
1367                                         }
1368                                 }
1369                         }
1370
1371                         if (par->Architecture >= NV_ARCH_40) {
1372                                 if ((par->Chipset & 0xfff0) == 0x0040) {
1373                                         NV_WR32(par->PGRAPH, 0x09A4,
1374                                                 NV_RD32(par->PFB, 0x0200));
1375                                         NV_WR32(par->PGRAPH, 0x09A8,
1376                                                 NV_RD32(par->PFB, 0x0204));
1377                                         NV_WR32(par->PGRAPH, 0x69A4,
1378                                                 NV_RD32(par->PFB, 0x0200));
1379                                         NV_WR32(par->PGRAPH, 0x69A8,
1380                                                 NV_RD32(par->PFB, 0x0204));
1381
1382                                         NV_WR32(par->PGRAPH, 0x0820, 0);
1383                                         NV_WR32(par->PGRAPH, 0x0824, 0);
1384                                         NV_WR32(par->PGRAPH, 0x0864,
1385                                                 par->FbMapSize - 1);
1386                                         NV_WR32(par->PGRAPH, 0x0868,
1387                                                 par->FbMapSize - 1);
1388                                 } else {
1389                                         if ((par->Chipset & 0xfff0) == 0x0090 ||
1390                                             (par->Chipset & 0xfff0) == 0x01D0 ||
1391                                             (par->Chipset & 0xfff0) == 0x0290) {
1392                                                 NV_WR32(par->PGRAPH, 0x0DF0,
1393                                                         NV_RD32(par->PFB, 0x0200));
1394                                                 NV_WR32(par->PGRAPH, 0x0DF4,
1395                                                         NV_RD32(par->PFB, 0x0204));
1396                                         } else {
1397                                                 NV_WR32(par->PGRAPH, 0x09F0,
1398                                                         NV_RD32(par->PFB, 0x0200));
1399                                                 NV_WR32(par->PGRAPH, 0x09F4,
1400                                                         NV_RD32(par->PFB, 0x0204));
1401                                         }
1402                                         NV_WR32(par->PGRAPH, 0x69F0,
1403                                                 NV_RD32(par->PFB, 0x0200));
1404                                         NV_WR32(par->PGRAPH, 0x69F4,
1405                                                 NV_RD32(par->PFB, 0x0204));
1406
1407                                         NV_WR32(par->PGRAPH, 0x0840, 0);
1408                                         NV_WR32(par->PGRAPH, 0x0844, 0);
1409                                         NV_WR32(par->PGRAPH, 0x08a0,
1410                                                 par->FbMapSize - 1);
1411                                         NV_WR32(par->PGRAPH, 0x08a4,
1412                                                 par->FbMapSize - 1);
1413                                 }
1414                         } else {
1415                                 NV_WR32(par->PGRAPH, 0x09A4,
1416                                         NV_RD32(par->PFB, 0x0200));
1417                                 NV_WR32(par->PGRAPH, 0x09A8,
1418                                         NV_RD32(par->PFB, 0x0204));
1419                                 NV_WR32(par->PGRAPH, 0x0750, 0x00EA0000);
1420                                 NV_WR32(par->PGRAPH, 0x0754,
1421                                         NV_RD32(par->PFB, 0x0200));
1422                                 NV_WR32(par->PGRAPH, 0x0750, 0x00EA0004);
1423                                 NV_WR32(par->PGRAPH, 0x0754,
1424                                         NV_RD32(par->PFB, 0x0204));
1425
1426                                 NV_WR32(par->PGRAPH, 0x0820, 0);
1427                                 NV_WR32(par->PGRAPH, 0x0824, 0);
1428                                 NV_WR32(par->PGRAPH, 0x0864,
1429                                         par->FbMapSize - 1);
1430                                 NV_WR32(par->PGRAPH, 0x0868,
1431                                         par->FbMapSize - 1);
1432                         }
1433                         NV_WR32(par->PGRAPH, 0x0B20, 0x00000000);
1434                         NV_WR32(par->PGRAPH, 0x0B04, 0xFFFFFFFF);
1435                 }
1436         }
1437         NV_WR32(par->PGRAPH, 0x053C, 0);
1438         NV_WR32(par->PGRAPH, 0x0540, 0);
1439         NV_WR32(par->PGRAPH, 0x0544, 0x00007FFF);
1440         NV_WR32(par->PGRAPH, 0x0548, 0x00007FFF);
1441
1442         NV_WR32(par->PFIFO, 0x0140 * 4, 0x00000000);
1443         NV_WR32(par->PFIFO, 0x0141 * 4, 0x00000001);
1444         NV_WR32(par->PFIFO, 0x0480 * 4, 0x00000000);
1445         NV_WR32(par->PFIFO, 0x0494 * 4, 0x00000000);
1446         if (par->Architecture >= NV_ARCH_40)
1447                 NV_WR32(par->PFIFO, 0x0481 * 4, 0x00010000);
1448         else
1449                 NV_WR32(par->PFIFO, 0x0481 * 4, 0x00000100);
1450         NV_WR32(par->PFIFO, 0x0490 * 4, 0x00000000);
1451         NV_WR32(par->PFIFO, 0x0491 * 4, 0x00000000);
1452         if (par->Architecture >= NV_ARCH_40)
1453                 NV_WR32(par->PFIFO, 0x048B * 4, 0x00001213);
1454         else
1455                 NV_WR32(par->PFIFO, 0x048B * 4, 0x00001209);
1456         NV_WR32(par->PFIFO, 0x0400 * 4, 0x00000000);
1457         NV_WR32(par->PFIFO, 0x0414 * 4, 0x00000000);
1458         NV_WR32(par->PFIFO, 0x0084 * 4, 0x03000100);
1459         NV_WR32(par->PFIFO, 0x0085 * 4, 0x00000110);
1460         NV_WR32(par->PFIFO, 0x0086 * 4, 0x00000112);
1461         NV_WR32(par->PFIFO, 0x0143 * 4, 0x0000FFFF);
1462         NV_WR32(par->PFIFO, 0x0496 * 4, 0x0000FFFF);
1463         NV_WR32(par->PFIFO, 0x0050 * 4, 0x00000000);
1464         NV_WR32(par->PFIFO, 0x0040 * 4, 0xFFFFFFFF);
1465         NV_WR32(par->PFIFO, 0x0415 * 4, 0x00000001);
1466         NV_WR32(par->PFIFO, 0x048C * 4, 0x00000000);
1467         NV_WR32(par->PFIFO, 0x04A0 * 4, 0x00000000);
1468 #ifdef __BIG_ENDIAN
1469         NV_WR32(par->PFIFO, 0x0489 * 4, 0x800F0078);
1470 #else
1471         NV_WR32(par->PFIFO, 0x0489 * 4, 0x000F0078);
1472 #endif
1473         NV_WR32(par->PFIFO, 0x0488 * 4, 0x00000001);
1474         NV_WR32(par->PFIFO, 0x0480 * 4, 0x00000001);
1475         NV_WR32(par->PFIFO, 0x0494 * 4, 0x00000001);
1476         NV_WR32(par->PFIFO, 0x0495 * 4, 0x00000001);
1477         NV_WR32(par->PFIFO, 0x0140 * 4, 0x00000001);
1478         if (par->Architecture >= NV_ARCH_10) {
1479                 if (par->twoHeads) {
1480                         NV_WR32(par->PCRTC0, 0x0860, state->head);
1481                         NV_WR32(par->PCRTC0, 0x2860, state->head2);
1482                 }
1483                 NV_WR32(par->PRAMDAC, 0x0404, NV_RD32(par->PRAMDAC, 0x0404) |
1484                         (1 << 25));
1485
1486                 NV_WR32(par->PMC, 0x8704, 1);
1487                 NV_WR32(par->PMC, 0x8140, 0);
1488                 NV_WR32(par->PMC, 0x8920, 0);
1489                 NV_WR32(par->PMC, 0x8924, 0);
1490                 NV_WR32(par->PMC, 0x8908, par->FbMapSize - 1);
1491                 NV_WR32(par->PMC, 0x890C, par->FbMapSize - 1);
1492                 NV_WR32(par->PMC, 0x1588, 0);
1493
1494                 NV_WR32(par->PCRTC, 0x0810, state->cursorConfig);
1495                 NV_WR32(par->PCRTC, 0x0830, state->displayV - 3);
1496                 NV_WR32(par->PCRTC, 0x0834, state->displayV - 1);
1497
1498                 if (par->FlatPanel) {
1499                         if ((par->Chipset & 0x0ff0) == 0x0110) {
1500                                 NV_WR32(par->PRAMDAC, 0x0528, state->dither);
1501                         } else if (par->twoHeads) {
1502                                 NV_WR32(par->PRAMDAC, 0x083C, state->dither);
1503                         }
1504
1505                         VGA_WR08(par->PCIO, 0x03D4, 0x53);
1506                         VGA_WR08(par->PCIO, 0x03D5, state->timingH);
1507                         VGA_WR08(par->PCIO, 0x03D4, 0x54);
1508                         VGA_WR08(par->PCIO, 0x03D5, state->timingV);
1509                         VGA_WR08(par->PCIO, 0x03D4, 0x21);
1510                         VGA_WR08(par->PCIO, 0x03D5, 0xfa);
1511                 }
1512
1513                 VGA_WR08(par->PCIO, 0x03D4, 0x41);
1514                 VGA_WR08(par->PCIO, 0x03D5, state->extra);
1515         }
1516
1517         VGA_WR08(par->PCIO, 0x03D4, 0x19);
1518         VGA_WR08(par->PCIO, 0x03D5, state->repaint0);
1519         VGA_WR08(par->PCIO, 0x03D4, 0x1A);
1520         VGA_WR08(par->PCIO, 0x03D5, state->repaint1);
1521         VGA_WR08(par->PCIO, 0x03D4, 0x25);
1522         VGA_WR08(par->PCIO, 0x03D5, state->screen);
1523         VGA_WR08(par->PCIO, 0x03D4, 0x28);
1524         VGA_WR08(par->PCIO, 0x03D5, state->pixel);
1525         VGA_WR08(par->PCIO, 0x03D4, 0x2D);
1526         VGA_WR08(par->PCIO, 0x03D5, state->horiz);
1527         VGA_WR08(par->PCIO, 0x03D4, 0x1C);
1528         VGA_WR08(par->PCIO, 0x03D5, state->fifo);
1529         VGA_WR08(par->PCIO, 0x03D4, 0x1B);
1530         VGA_WR08(par->PCIO, 0x03D5, state->arbitration0);
1531         VGA_WR08(par->PCIO, 0x03D4, 0x20);
1532         VGA_WR08(par->PCIO, 0x03D5, state->arbitration1);
1533
1534         if(par->Architecture >= NV_ARCH_30) {
1535                 VGA_WR08(par->PCIO, 0x03D4, 0x47);
1536                 VGA_WR08(par->PCIO, 0x03D5, state->arbitration1 >> 8);
1537         }
1538
1539         VGA_WR08(par->PCIO, 0x03D4, 0x30);
1540         VGA_WR08(par->PCIO, 0x03D5, state->cursor0);
1541         VGA_WR08(par->PCIO, 0x03D4, 0x31);
1542         VGA_WR08(par->PCIO, 0x03D5, state->cursor1);
1543         VGA_WR08(par->PCIO, 0x03D4, 0x2F);
1544         VGA_WR08(par->PCIO, 0x03D5, state->cursor2);
1545         VGA_WR08(par->PCIO, 0x03D4, 0x39);
1546         VGA_WR08(par->PCIO, 0x03D5, state->interlace);
1547
1548         if (!par->FlatPanel) {
1549                 NV_WR32(par->PRAMDAC0, 0x050C, state->pllsel);
1550                 NV_WR32(par->PRAMDAC0, 0x0508, state->vpll);
1551                 if (par->twoHeads)
1552                         NV_WR32(par->PRAMDAC0, 0x0520, state->vpll2);
1553                 if (par->twoStagePLL) {
1554                         NV_WR32(par->PRAMDAC0, 0x0578, state->vpllB);
1555                         NV_WR32(par->PRAMDAC0, 0x057C, state->vpll2B);
1556                 }
1557         } else {
1558                 NV_WR32(par->PRAMDAC, 0x0848, state->scale);
1559                 NV_WR32(par->PRAMDAC, 0x0828, state->crtcSync +
1560                         par->PanelTweak);
1561         }
1562
1563         NV_WR32(par->PRAMDAC, 0x0600, state->general);
1564
1565         NV_WR32(par->PCRTC, 0x0140, 0);
1566         NV_WR32(par->PCRTC, 0x0100, 1);
1567
1568         par->CurrentState = state;
1569 }
1570
1571 void NVUnloadStateExt(struct nvidia_par *par, RIVA_HW_STATE * state) {
1572         VGA_WR08(par->PCIO, 0x03D4, 0x19);
1573         state->repaint0 = VGA_RD08(par->PCIO, 0x03D5);
1574         VGA_WR08(par->PCIO, 0x03D4, 0x1A);
1575         state->repaint1 = VGA_RD08(par->PCIO, 0x03D5);
1576         VGA_WR08(par->PCIO, 0x03D4, 0x25);
1577         state->screen = VGA_RD08(par->PCIO, 0x03D5);
1578         VGA_WR08(par->PCIO, 0x03D4, 0x28);
1579         state->pixel = VGA_RD08(par->PCIO, 0x03D5);
1580         VGA_WR08(par->PCIO, 0x03D4, 0x2D);
1581         state->horiz = VGA_RD08(par->PCIO, 0x03D5);
1582         VGA_WR08(par->PCIO, 0x03D4, 0x1C);
1583         state->fifo         = VGA_RD08(par->PCIO, 0x03D5);
1584         VGA_WR08(par->PCIO, 0x03D4, 0x1B);
1585         state->arbitration0 = VGA_RD08(par->PCIO, 0x03D5);
1586         VGA_WR08(par->PCIO, 0x03D4, 0x20);
1587         state->arbitration1 = VGA_RD08(par->PCIO, 0x03D5);
1588
1589         if(par->Architecture >= NV_ARCH_30) {
1590                 VGA_WR08(par->PCIO, 0x03D4, 0x47);
1591                 state->arbitration1 |= (VGA_RD08(par->PCIO, 0x03D5) & 1) << 8;
1592         }
1593
1594         VGA_WR08(par->PCIO, 0x03D4, 0x30);
1595         state->cursor0 = VGA_RD08(par->PCIO, 0x03D5);
1596         VGA_WR08(par->PCIO, 0x03D4, 0x31);
1597         state->cursor1 = VGA_RD08(par->PCIO, 0x03D5);
1598         VGA_WR08(par->PCIO, 0x03D4, 0x2F);
1599         state->cursor2 = VGA_RD08(par->PCIO, 0x03D5);
1600         VGA_WR08(par->PCIO, 0x03D4, 0x39);
1601         state->interlace = VGA_RD08(par->PCIO, 0x03D5);
1602         state->vpll = NV_RD32(par->PRAMDAC0, 0x0508);
1603         if (par->twoHeads)
1604                 state->vpll2 = NV_RD32(par->PRAMDAC0, 0x0520);
1605         if (par->twoStagePLL) {
1606                 state->vpllB = NV_RD32(par->PRAMDAC0, 0x0578);
1607                 state->vpll2B = NV_RD32(par->PRAMDAC0, 0x057C);
1608         }
1609         state->pllsel = NV_RD32(par->PRAMDAC0, 0x050C);
1610         state->general = NV_RD32(par->PRAMDAC, 0x0600);
1611         state->scale = NV_RD32(par->PRAMDAC, 0x0848);
1612         state->config = NV_RD32(par->PFB, 0x0200);
1613
1614         if (par->Architecture >= NV_ARCH_10) {
1615                 if (par->twoHeads) {
1616                         state->head = NV_RD32(par->PCRTC0, 0x0860);
1617                         state->head2 = NV_RD32(par->PCRTC0, 0x2860);
1618                         VGA_WR08(par->PCIO, 0x03D4, 0x44);
1619                         state->crtcOwner = VGA_RD08(par->PCIO, 0x03D5);
1620                 }
1621                 VGA_WR08(par->PCIO, 0x03D4, 0x41);
1622                 state->extra = VGA_RD08(par->PCIO, 0x03D5);
1623                 state->cursorConfig = NV_RD32(par->PCRTC, 0x0810);
1624
1625                 if ((par->Chipset & 0x0ff0) == 0x0110) {
1626                         state->dither = NV_RD32(par->PRAMDAC, 0x0528);
1627                 } else if (par->twoHeads) {
1628                         state->dither = NV_RD32(par->PRAMDAC, 0x083C);
1629                 }
1630
1631                 if (par->FlatPanel) {
1632                         VGA_WR08(par->PCIO, 0x03D4, 0x53);
1633                         state->timingH = VGA_RD08(par->PCIO, 0x03D5);
1634                         VGA_WR08(par->PCIO, 0x03D4, 0x54);
1635                         state->timingV = VGA_RD08(par->PCIO, 0x03D5);
1636                 }
1637         }
1638 }
1639
1640 void NVSetStartAddress(struct nvidia_par *par, u32 start)
1641 {
1642         NV_WR32(par->PCRTC, 0x800, start);
1643 }