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