Pull video into release branch
[linux-2.6] / drivers / video / nvidia / nv_hw.c
1  /***************************************************************************\
2 |*                                                                           *|
3 |*       Copyright 1993-2003 NVIDIA, Corporation.  All rights reserved.      *|
4 |*                                                                           *|
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12 |*     as follows:                                                           *|
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14 |*       Copyright 1993-2003 NVIDIA, Corporation.  All rights reserved.      *|
15 |*                                                                           *|
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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) & 0x07;
149                 pll = NV_RD32(par->PMC, 0x4024);
150                 M = pll & 0xFF;
151                 N = (pll >> 8) & 0xFF;
152                 if (((par->Chipset & 0xfff0) == 0x0290) ||
153                     ((par->Chipset & 0xfff0) == 0x0390)) {
154                         MB = 1;
155                         NB = 1;
156                 } else {
157                         MB = (pll >> 16) & 0xFF;
158                         NB = (pll >> 24) & 0xFF;
159                 }
160                 *MClk = ((N * NB * par->CrystalFreqKHz) / (M * MB)) >> P;
161
162                 pll = NV_RD32(par->PMC, 0x4000);
163                 P = (pll >> 16) & 0x07;
164                 pll = NV_RD32(par->PMC, 0x4004);
165                 M = pll & 0xFF;
166                 N = (pll >> 8) & 0xFF;
167                 MB = (pll >> 16) & 0xFF;
168                 NB = (pll >> 24) & 0xFF;
169
170                 *NVClk = ((N * NB * par->CrystalFreqKHz) / (M * MB)) >> P;
171         } else if (par->twoStagePLL) {
172                 pll = NV_RD32(par->PRAMDAC0, 0x0504);
173                 M = pll & 0xFF;
174                 N = (pll >> 8) & 0xFF;
175                 P = (pll >> 16) & 0x0F;
176                 pll = NV_RD32(par->PRAMDAC0, 0x0574);
177                 if (pll & 0x80000000) {
178                         MB = pll & 0xFF;
179                         NB = (pll >> 8) & 0xFF;
180                 } else {
181                         MB = 1;
182                         NB = 1;
183                 }
184                 *MClk = ((N * NB * par->CrystalFreqKHz) / (M * MB)) >> P;
185
186                 pll = NV_RD32(par->PRAMDAC0, 0x0500);
187                 M = pll & 0xFF;
188                 N = (pll >> 8) & 0xFF;
189                 P = (pll >> 16) & 0x0F;
190                 pll = NV_RD32(par->PRAMDAC0, 0x0570);
191                 if (pll & 0x80000000) {
192                         MB = pll & 0xFF;
193                         NB = (pll >> 8) & 0xFF;
194                 } else {
195                         MB = 1;
196                         NB = 1;
197                 }
198                 *NVClk = ((N * NB * par->CrystalFreqKHz) / (M * MB)) >> P;
199         } else
200             if (((par->Chipset & 0x0ff0) == 0x0300) ||
201                 ((par->Chipset & 0x0ff0) == 0x0330)) {
202                 pll = NV_RD32(par->PRAMDAC0, 0x0504);
203                 M = pll & 0x0F;
204                 N = (pll >> 8) & 0xFF;
205                 P = (pll >> 16) & 0x07;
206                 if (pll & 0x00000080) {
207                         MB = (pll >> 4) & 0x07;
208                         NB = (pll >> 19) & 0x1f;
209                 } else {
210                         MB = 1;
211                         NB = 1;
212                 }
213                 *MClk = ((N * NB * par->CrystalFreqKHz) / (M * MB)) >> P;
214
215                 pll = NV_RD32(par->PRAMDAC0, 0x0500);
216                 M = pll & 0x0F;
217                 N = (pll >> 8) & 0xFF;
218                 P = (pll >> 16) & 0x07;
219                 if (pll & 0x00000080) {
220                         MB = (pll >> 4) & 0x07;
221                         NB = (pll >> 19) & 0x1f;
222                 } else {
223                         MB = 1;
224                         NB = 1;
225                 }
226                 *NVClk = ((N * NB * par->CrystalFreqKHz) / (M * MB)) >> P;
227         } else {
228                 pll = NV_RD32(par->PRAMDAC0, 0x0504);
229                 M = pll & 0xFF;
230                 N = (pll >> 8) & 0xFF;
231                 P = (pll >> 16) & 0x0F;
232                 *MClk = (N * par->CrystalFreqKHz / M) >> P;
233
234                 pll = NV_RD32(par->PRAMDAC0, 0x0500);
235                 M = pll & 0xFF;
236                 N = (pll >> 8) & 0xFF;
237                 P = (pll >> 16) & 0x0F;
238                 *NVClk = (N * par->CrystalFreqKHz / M) >> P;
239         }
240 }
241
242 static void nv4CalcArbitration(nv4_fifo_info * fifo, nv4_sim_state * arb)
243 {
244         int data, pagemiss, cas, width, video_enable, bpp;
245         int nvclks, mclks, pclks, vpagemiss, crtpagemiss, vbs;
246         int found, mclk_extra, mclk_loop, cbs, m1, p1;
247         int mclk_freq, pclk_freq, nvclk_freq, mp_enable;
248         int us_m, us_n, us_p, video_drain_rate, crtc_drain_rate;
249         int vpm_us, us_video, vlwm, video_fill_us, cpm_us, us_crt, clwm;
250
251         fifo->valid = 1;
252         pclk_freq = arb->pclk_khz;
253         mclk_freq = arb->mclk_khz;
254         nvclk_freq = arb->nvclk_khz;
255         pagemiss = arb->mem_page_miss;
256         cas = arb->mem_latency;
257         width = arb->memory_width >> 6;
258         video_enable = arb->enable_video;
259         bpp = arb->pix_bpp;
260         mp_enable = arb->enable_mp;
261         clwm = 0;
262         vlwm = 0;
263         cbs = 128;
264         pclks = 2;
265         nvclks = 2;
266         nvclks += 2;
267         nvclks += 1;
268         mclks = 5;
269         mclks += 3;
270         mclks += 1;
271         mclks += cas;
272         mclks += 1;
273         mclks += 1;
274         mclks += 1;
275         mclks += 1;
276         mclk_extra = 3;
277         nvclks += 2;
278         nvclks += 1;
279         nvclks += 1;
280         nvclks += 1;
281         if (mp_enable)
282                 mclks += 4;
283         nvclks += 0;
284         pclks += 0;
285         found = 0;
286         vbs = 0;
287         while (found != 1) {
288                 fifo->valid = 1;
289                 found = 1;
290                 mclk_loop = mclks + mclk_extra;
291                 us_m = mclk_loop * 1000 * 1000 / mclk_freq;
292                 us_n = nvclks * 1000 * 1000 / nvclk_freq;
293                 us_p = nvclks * 1000 * 1000 / pclk_freq;
294                 if (video_enable) {
295                         video_drain_rate = pclk_freq * 2;
296                         crtc_drain_rate = pclk_freq * bpp / 8;
297                         vpagemiss = 2;
298                         vpagemiss += 1;
299                         crtpagemiss = 2;
300                         vpm_us =
301                             (vpagemiss * pagemiss) * 1000 * 1000 / mclk_freq;
302                         if (nvclk_freq * 2 > mclk_freq * width)
303                                 video_fill_us =
304                                     cbs * 1000 * 1000 / 16 / nvclk_freq;
305                         else
306                                 video_fill_us =
307                                     cbs * 1000 * 1000 / (8 * width) /
308                                     mclk_freq;
309                         us_video = vpm_us + us_m + us_n + us_p + video_fill_us;
310                         vlwm = us_video * video_drain_rate / (1000 * 1000);
311                         vlwm++;
312                         vbs = 128;
313                         if (vlwm > 128)
314                                 vbs = 64;
315                         if (vlwm > (256 - 64))
316                                 vbs = 32;
317                         if (nvclk_freq * 2 > mclk_freq * width)
318                                 video_fill_us =
319                                     vbs * 1000 * 1000 / 16 / nvclk_freq;
320                         else
321                                 video_fill_us =
322                                     vbs * 1000 * 1000 / (8 * width) /
323                                     mclk_freq;
324                         cpm_us =
325                             crtpagemiss * pagemiss * 1000 * 1000 / mclk_freq;
326                         us_crt =
327                             us_video + video_fill_us + cpm_us + us_m + us_n +
328                             us_p;
329                         clwm = us_crt * crtc_drain_rate / (1000 * 1000);
330                         clwm++;
331                 } else {
332                         crtc_drain_rate = pclk_freq * bpp / 8;
333                         crtpagemiss = 2;
334                         crtpagemiss += 1;
335                         cpm_us =
336                             crtpagemiss * pagemiss * 1000 * 1000 / mclk_freq;
337                         us_crt = cpm_us + us_m + us_n + us_p;
338                         clwm = us_crt * crtc_drain_rate / (1000 * 1000);
339                         clwm++;
340                 }
341                 m1 = clwm + cbs - 512;
342                 p1 = m1 * pclk_freq / mclk_freq;
343                 p1 = p1 * bpp / 8;
344                 if ((p1 < m1) && (m1 > 0)) {
345                         fifo->valid = 0;
346                         found = 0;
347                         if (mclk_extra == 0)
348                                 found = 1;
349                         mclk_extra--;
350                 } else if (video_enable) {
351                         if ((clwm > 511) || (vlwm > 255)) {
352                                 fifo->valid = 0;
353                                 found = 0;
354                                 if (mclk_extra == 0)
355                                         found = 1;
356                                 mclk_extra--;
357                         }
358                 } else {
359                         if (clwm > 519) {
360                                 fifo->valid = 0;
361                                 found = 0;
362                                 if (mclk_extra == 0)
363                                         found = 1;
364                                 mclk_extra--;
365                         }
366                 }
367                 if (clwm < 384)
368                         clwm = 384;
369                 if (vlwm < 128)
370                         vlwm = 128;
371                 data = (int)(clwm);
372                 fifo->graphics_lwm = data;
373                 fifo->graphics_burst_size = 128;
374                 data = (int)((vlwm + 15));
375                 fifo->video_lwm = data;
376                 fifo->video_burst_size = vbs;
377         }
378 }
379
380 static void nv4UpdateArbitrationSettings(unsigned VClk,
381                                          unsigned pixelDepth,
382                                          unsigned *burst,
383                                          unsigned *lwm, struct nvidia_par *par)
384 {
385         nv4_fifo_info fifo_data;
386         nv4_sim_state sim_data;
387         unsigned int MClk, NVClk, cfg1;
388
389         nvGetClocks(par, &MClk, &NVClk);
390
391         cfg1 = NV_RD32(par->PFB, 0x00000204);
392         sim_data.pix_bpp = (char)pixelDepth;
393         sim_data.enable_video = 0;
394         sim_data.enable_mp = 0;
395         sim_data.memory_width = (NV_RD32(par->PEXTDEV, 0x0000) & 0x10) ?
396             128 : 64;
397         sim_data.mem_latency = (char)cfg1 & 0x0F;
398         sim_data.mem_aligned = 1;
399         sim_data.mem_page_miss =
400             (char)(((cfg1 >> 4) & 0x0F) + ((cfg1 >> 31) & 0x01));
401         sim_data.gr_during_vid = 0;
402         sim_data.pclk_khz = VClk;
403         sim_data.mclk_khz = MClk;
404         sim_data.nvclk_khz = NVClk;
405         nv4CalcArbitration(&fifo_data, &sim_data);
406         if (fifo_data.valid) {
407                 int b = fifo_data.graphics_burst_size >> 4;
408                 *burst = 0;
409                 while (b >>= 1)
410                         (*burst)++;
411                 *lwm = fifo_data.graphics_lwm >> 3;
412         }
413 }
414
415 static void nv10CalcArbitration(nv10_fifo_info * fifo, nv10_sim_state * arb)
416 {
417         int data, pagemiss, width, video_enable, bpp;
418         int nvclks, mclks, pclks, vpagemiss, crtpagemiss;
419         int nvclk_fill;
420         int found, mclk_extra, mclk_loop, cbs, m1;
421         int mclk_freq, pclk_freq, nvclk_freq, mp_enable;
422         int us_m, us_m_min, us_n, us_p, crtc_drain_rate;
423         int vus_m;
424         int vpm_us, us_video, cpm_us, us_crt, clwm;
425         int clwm_rnd_down;
426         int m2us, us_pipe_min, p1clk, p2;
427         int min_mclk_extra;
428         int us_min_mclk_extra;
429
430         fifo->valid = 1;
431         pclk_freq = arb->pclk_khz;      /* freq in KHz */
432         mclk_freq = arb->mclk_khz;
433         nvclk_freq = arb->nvclk_khz;
434         pagemiss = arb->mem_page_miss;
435         width = arb->memory_width / 64;
436         video_enable = arb->enable_video;
437         bpp = arb->pix_bpp;
438         mp_enable = arb->enable_mp;
439         clwm = 0;
440
441         cbs = 512;
442
443         pclks = 4;      /* lwm detect. */
444
445         nvclks = 3;     /* lwm -> sync. */
446         nvclks += 2;    /* fbi bus cycles (1 req + 1 busy) */
447         /* 2 edge sync.  may be very close to edge so just put one. */
448         mclks = 1;
449         mclks += 1;     /* arb_hp_req */
450         mclks += 5;     /* ap_hp_req   tiling pipeline */
451
452         mclks += 2;     /* tc_req     latency fifo */
453         mclks += 2;     /* fb_cas_n_  memory request to fbio block */
454         mclks += 7;     /* sm_d_rdv   data returned from fbio block */
455
456         /* fb.rd.d.Put_gc   need to accumulate 256 bits for read */
457         if (arb->memory_type == 0)
458                 if (arb->memory_width == 64)    /* 64 bit bus */
459                         mclks += 4;
460                 else
461                         mclks += 2;
462         else if (arb->memory_width == 64)       /* 64 bit bus */
463                 mclks += 2;
464         else
465                 mclks += 1;
466
467         if ((!video_enable) && (arb->memory_width == 128)) {
468                 mclk_extra = (bpp == 32) ? 31 : 42;     /* Margin of error */
469                 min_mclk_extra = 17;
470         } else {
471                 mclk_extra = (bpp == 32) ? 8 : 4;       /* Margin of error */
472                 /* mclk_extra = 4; *//* Margin of error */
473                 min_mclk_extra = 18;
474         }
475
476         /* 2 edge sync.  may be very close to edge so just put one. */
477         nvclks += 1;
478         nvclks += 1;            /* fbi_d_rdv_n */
479         nvclks += 1;            /* Fbi_d_rdata */
480         nvclks += 1;            /* crtfifo load */
481
482         if (mp_enable)
483                 mclks += 4;     /* Mp can get in with a burst of 8. */
484         /* Extra clocks determined by heuristics */
485
486         nvclks += 0;
487         pclks += 0;
488         found = 0;
489         while (found != 1) {
490                 fifo->valid = 1;
491                 found = 1;
492                 mclk_loop = mclks + mclk_extra;
493                 /* Mclk latency in us */
494                 us_m = mclk_loop * 1000 * 1000 / mclk_freq;
495                 /* Minimum Mclk latency in us */
496                 us_m_min = mclks * 1000 * 1000 / mclk_freq;
497                 us_min_mclk_extra = min_mclk_extra * 1000 * 1000 / mclk_freq;
498                 /* nvclk latency in us */
499                 us_n = nvclks * 1000 * 1000 / nvclk_freq;
500                 /* nvclk latency in us */
501                 us_p = pclks * 1000 * 1000 / pclk_freq;
502                 us_pipe_min = us_m_min + us_n + us_p;
503
504                 /* Mclk latency in us */
505                 vus_m = mclk_loop * 1000 * 1000 / mclk_freq;
506
507                 if (video_enable) {
508                         crtc_drain_rate = pclk_freq * bpp / 8;  /* MB/s */
509
510                         vpagemiss = 1;  /* self generating page miss */
511                         vpagemiss += 1; /* One higher priority before */
512
513                         crtpagemiss = 2;        /* self generating page miss */
514                         if (mp_enable)
515                                 crtpagemiss += 1;       /* if MA0 conflict */
516
517                         vpm_us =
518                             (vpagemiss * pagemiss) * 1000 * 1000 / mclk_freq;
519
520                         /* Video has separate read return path */
521                         us_video = vpm_us + vus_m;
522
523                         cpm_us =
524                             crtpagemiss * pagemiss * 1000 * 1000 / mclk_freq;
525                         /* Wait for video */
526                         us_crt = us_video
527                             + cpm_us    /* CRT Page miss */
528                             + us_m + us_n + us_p        /* other latency */
529                             ;
530
531                         clwm = us_crt * crtc_drain_rate / (1000 * 1000);
532                         /* fixed point <= float_point - 1.  Fixes that */
533                         clwm++;
534                 } else {
535                     /* bpp * pclk/8 */
536                         crtc_drain_rate = pclk_freq * bpp / 8;
537
538                         crtpagemiss = 1;        /* self generating page miss */
539                         crtpagemiss += 1;       /* MA0 page miss */
540                         if (mp_enable)
541                                 crtpagemiss += 1;       /* if MA0 conflict */
542                         cpm_us =
543                             crtpagemiss * pagemiss * 1000 * 1000 / mclk_freq;
544                         us_crt = cpm_us + us_m + us_n + us_p;
545                         clwm = us_crt * crtc_drain_rate / (1000 * 1000);
546                         /* fixed point <= float_point - 1.  Fixes that */
547                         clwm++;
548
549                         /* Finally, a heuristic check when width == 64 bits */
550                         if (width == 1) {
551                                 nvclk_fill = nvclk_freq * 8;
552                                 if (crtc_drain_rate * 100 >= nvclk_fill * 102)
553                                         /*Large number to fail */
554                                         clwm = 0xfff;
555
556                                 else if (crtc_drain_rate * 100 >=
557                                          nvclk_fill * 98) {
558                                         clwm = 1024;
559                                         cbs = 512;
560                                 }
561                         }
562                 }
563
564                 /*
565                    Overfill check:
566                  */
567
568                 clwm_rnd_down = ((int)clwm / 8) * 8;
569                 if (clwm_rnd_down < clwm)
570                         clwm += 8;
571
572                 m1 = clwm + cbs - 1024; /* Amount of overfill */
573                 m2us = us_pipe_min + us_min_mclk_extra;
574
575                 /* pclk cycles to drain */
576                 p1clk = m2us * pclk_freq / (1000 * 1000);
577                 p2 = p1clk * bpp / 8;   /* bytes drained. */
578
579                 if ((p2 < m1) && (m1 > 0)) {
580                         fifo->valid = 0;
581                         found = 0;
582                         if (min_mclk_extra == 0) {
583                                 if (cbs <= 32) {
584                                         /* Can't adjust anymore! */
585                                         found = 1;
586                                 } else {
587                                         /* reduce the burst size */
588                                         cbs = cbs / 2;
589                                 }
590                         } else {
591                                 min_mclk_extra--;
592                         }
593                 } else {
594                         if (clwm > 1023) {      /* Have some margin */
595                                 fifo->valid = 0;
596                                 found = 0;
597                                 if (min_mclk_extra == 0)
598                                         /* Can't adjust anymore! */
599                                         found = 1;
600                                 else
601                                         min_mclk_extra--;
602                         }
603                 }
604
605                 if (clwm < (1024 - cbs + 8))
606                         clwm = 1024 - cbs + 8;
607                 data = (int)(clwm);
608                 /*  printf("CRT LWM: %f bytes, prog: 0x%x, bs: 256\n",
609                     clwm, data ); */
610                 fifo->graphics_lwm = data;
611                 fifo->graphics_burst_size = cbs;
612
613                 fifo->video_lwm = 1024;
614                 fifo->video_burst_size = 512;
615         }
616 }
617
618 static void nv10UpdateArbitrationSettings(unsigned VClk,
619                                           unsigned pixelDepth,
620                                           unsigned *burst,
621                                           unsigned *lwm,
622                                           struct nvidia_par *par)
623 {
624         nv10_fifo_info fifo_data;
625         nv10_sim_state sim_data;
626         unsigned int MClk, NVClk, cfg1;
627
628         nvGetClocks(par, &MClk, &NVClk);
629
630         cfg1 = NV_RD32(par->PFB, 0x0204);
631         sim_data.pix_bpp = (char)pixelDepth;
632         sim_data.enable_video = 1;
633         sim_data.enable_mp = 0;
634         sim_data.memory_type = (NV_RD32(par->PFB, 0x0200) & 0x01) ? 1 : 0;
635         sim_data.memory_width = (NV_RD32(par->PEXTDEV, 0x0000) & 0x10) ?
636             128 : 64;
637         sim_data.mem_latency = (char)cfg1 & 0x0F;
638         sim_data.mem_aligned = 1;
639         sim_data.mem_page_miss =
640             (char)(((cfg1 >> 4) & 0x0F) + ((cfg1 >> 31) & 0x01));
641         sim_data.gr_during_vid = 0;
642         sim_data.pclk_khz = VClk;
643         sim_data.mclk_khz = MClk;
644         sim_data.nvclk_khz = NVClk;
645         nv10CalcArbitration(&fifo_data, &sim_data);
646         if (fifo_data.valid) {
647                 int b = fifo_data.graphics_burst_size >> 4;
648                 *burst = 0;
649                 while (b >>= 1)
650                         (*burst)++;
651                 *lwm = fifo_data.graphics_lwm >> 3;
652         }
653 }
654
655 static void nv30UpdateArbitrationSettings (
656     struct nvidia_par *par,
657     unsigned int      *burst,
658     unsigned int      *lwm
659 )
660 {
661     unsigned int MClk, NVClk;
662     unsigned int fifo_size, burst_size, graphics_lwm;
663
664     fifo_size = 2048;
665     burst_size = 512;
666     graphics_lwm = fifo_size - burst_size;
667
668     nvGetClocks(par, &MClk, &NVClk);
669
670     *burst = 0;
671     burst_size >>= 5;
672     while(burst_size >>= 1) (*burst)++;
673     *lwm = graphics_lwm >> 3;
674 }
675
676 static void nForceUpdateArbitrationSettings(unsigned VClk,
677                                             unsigned pixelDepth,
678                                             unsigned *burst,
679                                             unsigned *lwm,
680                                             struct nvidia_par *par)
681 {
682         nv10_fifo_info fifo_data;
683         nv10_sim_state sim_data;
684         unsigned int M, N, P, pll, MClk, NVClk, memctrl;
685         struct pci_dev *dev;
686
687         if ((par->Chipset & 0x0FF0) == 0x01A0) {
688                 unsigned int uMClkPostDiv;
689                 dev = pci_get_bus_and_slot(0, 3);
690                 pci_read_config_dword(dev, 0x6C, &uMClkPostDiv);
691                 uMClkPostDiv = (uMClkPostDiv >> 8) & 0xf;
692
693                 if (!uMClkPostDiv)
694                         uMClkPostDiv = 4;
695                 MClk = 400000 / uMClkPostDiv;
696         } else {
697                 dev = pci_get_bus_and_slot(0, 5);
698                 pci_read_config_dword(dev, 0x4c, &MClk);
699                 MClk /= 1000;
700         }
701         pci_dev_put(dev);
702         pll = NV_RD32(par->PRAMDAC0, 0x0500);
703         M = (pll >> 0) & 0xFF;
704         N = (pll >> 8) & 0xFF;
705         P = (pll >> 16) & 0x0F;
706         NVClk = (N * par->CrystalFreqKHz / M) >> P;
707         sim_data.pix_bpp = (char)pixelDepth;
708         sim_data.enable_video = 0;
709         sim_data.enable_mp = 0;
710         dev = pci_get_bus_and_slot(0, 1);
711         pci_read_config_dword(dev, 0x7C, &sim_data.memory_type);
712         pci_dev_put(dev);
713         sim_data.memory_type = (sim_data.memory_type >> 12) & 1;
714         sim_data.memory_width = 64;
715
716         dev = pci_get_bus_and_slot(0, 3);
717         pci_read_config_dword(dev, 0, &memctrl);
718         pci_dev_put(dev);
719         memctrl >>= 16;
720
721         if ((memctrl == 0x1A9) || (memctrl == 0x1AB) || (memctrl == 0x1ED)) {
722                 int dimm[3];
723
724                 dev = pci_get_bus_and_slot(0, 2);
725                 pci_read_config_dword(dev, 0x40, &dimm[0]);
726                 dimm[0] = (dimm[0] >> 8) & 0x4f;
727                 pci_read_config_dword(dev, 0x44, &dimm[1]);
728                 dimm[1] = (dimm[1] >> 8) & 0x4f;
729                 pci_read_config_dword(dev, 0x48, &dimm[2]);
730                 dimm[2] = (dimm[2] >> 8) & 0x4f;
731
732                 if ((dimm[0] + dimm[1]) != dimm[2]) {
733                         printk("nvidiafb: your nForce DIMMs are not arranged "
734                                "in optimal banks!\n");
735                 }
736                 pci_dev_put(dev);
737         }
738
739         sim_data.mem_latency = 3;
740         sim_data.mem_aligned = 1;
741         sim_data.mem_page_miss = 10;
742         sim_data.gr_during_vid = 0;
743         sim_data.pclk_khz = VClk;
744         sim_data.mclk_khz = MClk;
745         sim_data.nvclk_khz = NVClk;
746         nv10CalcArbitration(&fifo_data, &sim_data);
747         if (fifo_data.valid) {
748                 int b = fifo_data.graphics_burst_size >> 4;
749                 *burst = 0;
750                 while (b >>= 1)
751                         (*burst)++;
752                 *lwm = fifo_data.graphics_lwm >> 3;
753         }
754 }
755
756 /****************************************************************************\
757 *                                                                            *
758 *                          RIVA Mode State Routines                          *
759 *                                                                            *
760 \****************************************************************************/
761
762 /*
763  * Calculate the Video Clock parameters for the PLL.
764  */
765 static void CalcVClock(int clockIn,
766                        int *clockOut, u32 * pllOut, struct nvidia_par *par)
767 {
768         unsigned lowM, highM;
769         unsigned DeltaNew, DeltaOld;
770         unsigned VClk, Freq;
771         unsigned M, N, P;
772
773         DeltaOld = 0xFFFFFFFF;
774
775         VClk = (unsigned)clockIn;
776
777         if (par->CrystalFreqKHz == 13500) {
778                 lowM = 7;
779                 highM = 13;
780         } else {
781                 lowM = 8;
782                 highM = 14;
783         }
784
785         for (P = 0; P <= 4; P++) {
786                 Freq = VClk << P;
787                 if ((Freq >= 128000) && (Freq <= 350000)) {
788                         for (M = lowM; M <= highM; M++) {
789                                 N = ((VClk << P) * M) / par->CrystalFreqKHz;
790                                 if (N <= 255) {
791                                         Freq =
792                                             ((par->CrystalFreqKHz * N) /
793                                              M) >> P;
794                                         if (Freq > VClk)
795                                                 DeltaNew = Freq - VClk;
796                                         else
797                                                 DeltaNew = VClk - Freq;
798                                         if (DeltaNew < DeltaOld) {
799                                                 *pllOut =
800                                                     (P << 16) | (N << 8) | M;
801                                                 *clockOut = Freq;
802                                                 DeltaOld = DeltaNew;
803                                         }
804                                 }
805                         }
806                 }
807         }
808 }
809
810 static void CalcVClock2Stage(int clockIn,
811                              int *clockOut,
812                              u32 * pllOut,
813                              u32 * pllBOut, struct nvidia_par *par)
814 {
815         unsigned DeltaNew, DeltaOld;
816         unsigned VClk, Freq;
817         unsigned M, N, P;
818
819         DeltaOld = 0xFFFFFFFF;
820
821         *pllBOut = 0x80000401;  /* fixed at x4 for now */
822
823         VClk = (unsigned)clockIn;
824
825         for (P = 0; P <= 6; P++) {
826                 Freq = VClk << P;
827                 if ((Freq >= 400000) && (Freq <= 1000000)) {
828                         for (M = 1; M <= 13; M++) {
829                                 N = ((VClk << P) * M) /
830                                     (par->CrystalFreqKHz << 2);
831                                 if ((N >= 5) && (N <= 255)) {
832                                         Freq =
833                                             (((par->CrystalFreqKHz << 2) * N) /
834                                              M) >> P;
835                                         if (Freq > VClk)
836                                                 DeltaNew = Freq - VClk;
837                                         else
838                                                 DeltaNew = VClk - Freq;
839                                         if (DeltaNew < DeltaOld) {
840                                                 *pllOut =
841                                                     (P << 16) | (N << 8) | M;
842                                                 *clockOut = Freq;
843                                                 DeltaOld = DeltaNew;
844                                         }
845                                 }
846                         }
847                 }
848         }
849 }
850
851 /*
852  * Calculate extended mode parameters (SVGA) and save in a
853  * mode state structure.
854  */
855 void NVCalcStateExt(struct nvidia_par *par,
856                     RIVA_HW_STATE * state,
857                     int bpp,
858                     int width,
859                     int hDisplaySize, int height, int dotClock, int flags)
860 {
861         int pixelDepth, VClk = 0;
862         /*
863          * Save mode parameters.
864          */
865         state->bpp = bpp;       /* this is not bitsPerPixel, it's 8,15,16,32 */
866         state->width = width;
867         state->height = height;
868         /*
869          * Extended RIVA registers.
870          */
871         pixelDepth = (bpp + 1) / 8;
872         if (par->twoStagePLL)
873                 CalcVClock2Stage(dotClock, &VClk, &state->pll, &state->pllB,
874                                  par);
875         else
876                 CalcVClock(dotClock, &VClk, &state->pll, par);
877
878         switch (par->Architecture) {
879         case NV_ARCH_04:
880                 nv4UpdateArbitrationSettings(VClk,
881                                              pixelDepth * 8,
882                                              &(state->arbitration0),
883                                              &(state->arbitration1), par);
884                 state->cursor0 = 0x00;
885                 state->cursor1 = 0xbC;
886                 if (flags & FB_VMODE_DOUBLE)
887                         state->cursor1 |= 2;
888                 state->cursor2 = 0x00000000;
889                 state->pllsel = 0x10000700;
890                 state->config = 0x00001114;
891                 state->general = bpp == 16 ? 0x00101100 : 0x00100100;
892                 state->repaint1 = hDisplaySize < 1280 ? 0x04 : 0x00;
893                 break;
894         case NV_ARCH_40:
895                 if (!par->FlatPanel)
896                         state->control = NV_RD32(par->PRAMDAC0, 0x0580) &
897                                 0xeffffeff;
898                 /* fallthrough */
899         case NV_ARCH_10:
900         case NV_ARCH_20:
901         case NV_ARCH_30:
902         default:
903                 if ((par->Chipset & 0xfff0) == 0x0240 ||
904                     (par->Chipset & 0xfff0) == 0x03d0) {
905                         state->arbitration0 = 256;
906                         state->arbitration1 = 0x0480;
907                 } else if (((par->Chipset & 0xffff) == 0x01A0) ||
908                     ((par->Chipset & 0xffff) == 0x01f0)) {
909                         nForceUpdateArbitrationSettings(VClk,
910                                                         pixelDepth * 8,
911                                                         &(state->arbitration0),
912                                                         &(state->arbitration1),
913                                                         par);
914                 } else if (par->Architecture < NV_ARCH_30) {
915                         nv10UpdateArbitrationSettings(VClk,
916                                                       pixelDepth * 8,
917                                                       &(state->arbitration0),
918                                                       &(state->arbitration1),
919                                                       par);
920                 } else {
921                         nv30UpdateArbitrationSettings(par,
922                                                       &(state->arbitration0),
923                                                       &(state->arbitration1));
924                 }
925
926                 state->cursor0 = 0x80 | (par->CursorStart >> 17);
927                 state->cursor1 = (par->CursorStart >> 11) << 2;
928                 state->cursor2 = par->CursorStart >> 24;
929                 if (flags & FB_VMODE_DOUBLE)
930                         state->cursor1 |= 2;
931                 state->pllsel = 0x10000700;
932                 state->config = NV_RD32(par->PFB, 0x00000200);
933                 state->general = bpp == 16 ? 0x00101100 : 0x00100100;
934                 state->repaint1 = hDisplaySize < 1280 ? 0x04 : 0x00;
935                 break;
936         }
937
938         if (bpp != 8)           /* DirectColor */
939                 state->general |= 0x00000030;
940
941         state->repaint0 = (((width / 8) * pixelDepth) & 0x700) >> 3;
942         state->pixel = (pixelDepth > 2) ? 3 : pixelDepth;
943 }
944
945 void NVLoadStateExt(struct nvidia_par *par, RIVA_HW_STATE * state)
946 {
947         int i, j;
948
949         NV_WR32(par->PMC, 0x0140, 0x00000000);
950         NV_WR32(par->PMC, 0x0200, 0xFFFF00FF);
951         NV_WR32(par->PMC, 0x0200, 0xFFFFFFFF);
952
953         NV_WR32(par->PTIMER, 0x0200 * 4, 0x00000008);
954         NV_WR32(par->PTIMER, 0x0210 * 4, 0x00000003);
955         NV_WR32(par->PTIMER, 0x0140 * 4, 0x00000000);
956         NV_WR32(par->PTIMER, 0x0100 * 4, 0xFFFFFFFF);
957
958         if (par->Architecture == NV_ARCH_04) {
959                 if (state)
960                         NV_WR32(par->PFB, 0x0200, state->config);
961         } else if ((par->Architecture < NV_ARCH_40) ||
962                    (par->Chipset & 0xfff0) == 0x0040) {
963                 for (i = 0; i < 8; i++) {
964                         NV_WR32(par->PFB, 0x0240 + (i * 0x10), 0);
965                         NV_WR32(par->PFB, 0x0244 + (i * 0x10),
966                                 par->FbMapSize - 1);
967                 }
968         } else {
969                 int regions = 12;
970
971                 if (((par->Chipset & 0xfff0) == 0x0090) ||
972                     ((par->Chipset & 0xfff0) == 0x01D0) ||
973                     ((par->Chipset & 0xfff0) == 0x0290) ||
974                     ((par->Chipset & 0xfff0) == 0x0390) ||
975                     ((par->Chipset & 0xfff0) == 0x03D0))
976                         regions = 15;
977                 for(i = 0; i < regions; i++) {
978                         NV_WR32(par->PFB, 0x0600 + (i * 0x10), 0);
979                         NV_WR32(par->PFB, 0x0604 + (i * 0x10),
980                                 par->FbMapSize - 1);
981                 }
982         }
983
984         if (par->Architecture >= NV_ARCH_40) {
985                 NV_WR32(par->PRAMIN, 0x0000 * 4, 0x80000010);
986                 NV_WR32(par->PRAMIN, 0x0001 * 4, 0x00101202);
987                 NV_WR32(par->PRAMIN, 0x0002 * 4, 0x80000011);
988                 NV_WR32(par->PRAMIN, 0x0003 * 4, 0x00101204);
989                 NV_WR32(par->PRAMIN, 0x0004 * 4, 0x80000012);
990                 NV_WR32(par->PRAMIN, 0x0005 * 4, 0x00101206);
991                 NV_WR32(par->PRAMIN, 0x0006 * 4, 0x80000013);
992                 NV_WR32(par->PRAMIN, 0x0007 * 4, 0x00101208);
993                 NV_WR32(par->PRAMIN, 0x0008 * 4, 0x80000014);
994                 NV_WR32(par->PRAMIN, 0x0009 * 4, 0x0010120A);
995                 NV_WR32(par->PRAMIN, 0x000A * 4, 0x80000015);
996                 NV_WR32(par->PRAMIN, 0x000B * 4, 0x0010120C);
997                 NV_WR32(par->PRAMIN, 0x000C * 4, 0x80000016);
998                 NV_WR32(par->PRAMIN, 0x000D * 4, 0x0010120E);
999                 NV_WR32(par->PRAMIN, 0x000E * 4, 0x80000017);
1000                 NV_WR32(par->PRAMIN, 0x000F * 4, 0x00101210);
1001                 NV_WR32(par->PRAMIN, 0x0800 * 4, 0x00003000);
1002                 NV_WR32(par->PRAMIN, 0x0801 * 4, par->FbMapSize - 1);
1003                 NV_WR32(par->PRAMIN, 0x0802 * 4, 0x00000002);
1004                 NV_WR32(par->PRAMIN, 0x0808 * 4, 0x02080062);
1005                 NV_WR32(par->PRAMIN, 0x0809 * 4, 0x00000000);
1006                 NV_WR32(par->PRAMIN, 0x080A * 4, 0x00001200);
1007                 NV_WR32(par->PRAMIN, 0x080B * 4, 0x00001200);
1008                 NV_WR32(par->PRAMIN, 0x080C * 4, 0x00000000);
1009                 NV_WR32(par->PRAMIN, 0x080D * 4, 0x00000000);
1010                 NV_WR32(par->PRAMIN, 0x0810 * 4, 0x02080043);
1011                 NV_WR32(par->PRAMIN, 0x0811 * 4, 0x00000000);
1012                 NV_WR32(par->PRAMIN, 0x0812 * 4, 0x00000000);
1013                 NV_WR32(par->PRAMIN, 0x0813 * 4, 0x00000000);
1014                 NV_WR32(par->PRAMIN, 0x0814 * 4, 0x00000000);
1015                 NV_WR32(par->PRAMIN, 0x0815 * 4, 0x00000000);
1016                 NV_WR32(par->PRAMIN, 0x0818 * 4, 0x02080044);
1017                 NV_WR32(par->PRAMIN, 0x0819 * 4, 0x02000000);
1018                 NV_WR32(par->PRAMIN, 0x081A * 4, 0x00000000);
1019                 NV_WR32(par->PRAMIN, 0x081B * 4, 0x00000000);
1020                 NV_WR32(par->PRAMIN, 0x081C * 4, 0x00000000);
1021                 NV_WR32(par->PRAMIN, 0x081D * 4, 0x00000000);
1022                 NV_WR32(par->PRAMIN, 0x0820 * 4, 0x02080019);
1023                 NV_WR32(par->PRAMIN, 0x0821 * 4, 0x00000000);
1024                 NV_WR32(par->PRAMIN, 0x0822 * 4, 0x00000000);
1025                 NV_WR32(par->PRAMIN, 0x0823 * 4, 0x00000000);
1026                 NV_WR32(par->PRAMIN, 0x0824 * 4, 0x00000000);
1027                 NV_WR32(par->PRAMIN, 0x0825 * 4, 0x00000000);
1028                 NV_WR32(par->PRAMIN, 0x0828 * 4, 0x020A005C);
1029                 NV_WR32(par->PRAMIN, 0x0829 * 4, 0x00000000);
1030                 NV_WR32(par->PRAMIN, 0x082A * 4, 0x00000000);
1031                 NV_WR32(par->PRAMIN, 0x082B * 4, 0x00000000);
1032                 NV_WR32(par->PRAMIN, 0x082C * 4, 0x00000000);
1033                 NV_WR32(par->PRAMIN, 0x082D * 4, 0x00000000);
1034                 NV_WR32(par->PRAMIN, 0x0830 * 4, 0x0208009F);
1035                 NV_WR32(par->PRAMIN, 0x0831 * 4, 0x00000000);
1036                 NV_WR32(par->PRAMIN, 0x0832 * 4, 0x00001200);
1037                 NV_WR32(par->PRAMIN, 0x0833 * 4, 0x00001200);
1038                 NV_WR32(par->PRAMIN, 0x0834 * 4, 0x00000000);
1039                 NV_WR32(par->PRAMIN, 0x0835 * 4, 0x00000000);
1040                 NV_WR32(par->PRAMIN, 0x0838 * 4, 0x0208004A);
1041                 NV_WR32(par->PRAMIN, 0x0839 * 4, 0x02000000);
1042                 NV_WR32(par->PRAMIN, 0x083A * 4, 0x00000000);
1043                 NV_WR32(par->PRAMIN, 0x083B * 4, 0x00000000);
1044                 NV_WR32(par->PRAMIN, 0x083C * 4, 0x00000000);
1045                 NV_WR32(par->PRAMIN, 0x083D * 4, 0x00000000);
1046                 NV_WR32(par->PRAMIN, 0x0840 * 4, 0x02080077);
1047                 NV_WR32(par->PRAMIN, 0x0841 * 4, 0x00000000);
1048                 NV_WR32(par->PRAMIN, 0x0842 * 4, 0x00001200);
1049                 NV_WR32(par->PRAMIN, 0x0843 * 4, 0x00001200);
1050                 NV_WR32(par->PRAMIN, 0x0844 * 4, 0x00000000);
1051                 NV_WR32(par->PRAMIN, 0x0845 * 4, 0x00000000);
1052                 NV_WR32(par->PRAMIN, 0x084C * 4, 0x00003002);
1053                 NV_WR32(par->PRAMIN, 0x084D * 4, 0x00007FFF);
1054                 NV_WR32(par->PRAMIN, 0x084E * 4,
1055                         par->FbUsableSize | 0x00000002);
1056
1057 #ifdef __BIG_ENDIAN
1058                 NV_WR32(par->PRAMIN, 0x080A * 4,
1059                         NV_RD32(par->PRAMIN, 0x080A * 4) | 0x01000000);
1060                 NV_WR32(par->PRAMIN, 0x0812 * 4,
1061                         NV_RD32(par->PRAMIN, 0x0812 * 4) | 0x01000000);
1062                 NV_WR32(par->PRAMIN, 0x081A * 4,
1063                         NV_RD32(par->PRAMIN, 0x081A * 4) | 0x01000000);
1064                 NV_WR32(par->PRAMIN, 0x0822 * 4,
1065                         NV_RD32(par->PRAMIN, 0x0822 * 4) | 0x01000000);
1066                 NV_WR32(par->PRAMIN, 0x082A * 4,
1067                         NV_RD32(par->PRAMIN, 0x082A * 4) | 0x01000000);
1068                 NV_WR32(par->PRAMIN, 0x0832 * 4,
1069                         NV_RD32(par->PRAMIN, 0x0832 * 4) | 0x01000000);
1070                 NV_WR32(par->PRAMIN, 0x083A * 4,
1071                         NV_RD32(par->PRAMIN, 0x083A * 4) | 0x01000000);
1072                 NV_WR32(par->PRAMIN, 0x0842 * 4,
1073                         NV_RD32(par->PRAMIN, 0x0842 * 4) | 0x01000000);
1074                 NV_WR32(par->PRAMIN, 0x0819 * 4, 0x01000000);
1075                 NV_WR32(par->PRAMIN, 0x0839 * 4, 0x01000000);
1076 #endif
1077         } else {
1078                 NV_WR32(par->PRAMIN, 0x0000 * 4, 0x80000010);
1079                 NV_WR32(par->PRAMIN, 0x0001 * 4, 0x80011201);
1080                 NV_WR32(par->PRAMIN, 0x0002 * 4, 0x80000011);
1081                 NV_WR32(par->PRAMIN, 0x0003 * 4, 0x80011202);
1082                 NV_WR32(par->PRAMIN, 0x0004 * 4, 0x80000012);
1083                 NV_WR32(par->PRAMIN, 0x0005 * 4, 0x80011203);
1084                 NV_WR32(par->PRAMIN, 0x0006 * 4, 0x80000013);
1085                 NV_WR32(par->PRAMIN, 0x0007 * 4, 0x80011204);
1086                 NV_WR32(par->PRAMIN, 0x0008 * 4, 0x80000014);
1087                 NV_WR32(par->PRAMIN, 0x0009 * 4, 0x80011205);
1088                 NV_WR32(par->PRAMIN, 0x000A * 4, 0x80000015);
1089                 NV_WR32(par->PRAMIN, 0x000B * 4, 0x80011206);
1090                 NV_WR32(par->PRAMIN, 0x000C * 4, 0x80000016);
1091                 NV_WR32(par->PRAMIN, 0x000D * 4, 0x80011207);
1092                 NV_WR32(par->PRAMIN, 0x000E * 4, 0x80000017);
1093                 NV_WR32(par->PRAMIN, 0x000F * 4, 0x80011208);
1094                 NV_WR32(par->PRAMIN, 0x0800 * 4, 0x00003000);
1095                 NV_WR32(par->PRAMIN, 0x0801 * 4, par->FbMapSize - 1);
1096                 NV_WR32(par->PRAMIN, 0x0802 * 4, 0x00000002);
1097                 NV_WR32(par->PRAMIN, 0x0803 * 4, 0x00000002);
1098                 if (par->Architecture >= NV_ARCH_10)
1099                         NV_WR32(par->PRAMIN, 0x0804 * 4, 0x01008062);
1100                 else
1101                         NV_WR32(par->PRAMIN, 0x0804 * 4, 0x01008042);
1102                 NV_WR32(par->PRAMIN, 0x0805 * 4, 0x00000000);
1103                 NV_WR32(par->PRAMIN, 0x0806 * 4, 0x12001200);
1104                 NV_WR32(par->PRAMIN, 0x0807 * 4, 0x00000000);
1105                 NV_WR32(par->PRAMIN, 0x0808 * 4, 0x01008043);
1106                 NV_WR32(par->PRAMIN, 0x0809 * 4, 0x00000000);
1107                 NV_WR32(par->PRAMIN, 0x080A * 4, 0x00000000);
1108                 NV_WR32(par->PRAMIN, 0x080B * 4, 0x00000000);
1109                 NV_WR32(par->PRAMIN, 0x080C * 4, 0x01008044);
1110                 NV_WR32(par->PRAMIN, 0x080D * 4, 0x00000002);
1111                 NV_WR32(par->PRAMIN, 0x080E * 4, 0x00000000);
1112                 NV_WR32(par->PRAMIN, 0x080F * 4, 0x00000000);
1113                 NV_WR32(par->PRAMIN, 0x0810 * 4, 0x01008019);
1114                 NV_WR32(par->PRAMIN, 0x0811 * 4, 0x00000000);
1115                 NV_WR32(par->PRAMIN, 0x0812 * 4, 0x00000000);
1116                 NV_WR32(par->PRAMIN, 0x0813 * 4, 0x00000000);
1117                 NV_WR32(par->PRAMIN, 0x0814 * 4, 0x0100A05C);
1118                 NV_WR32(par->PRAMIN, 0x0815 * 4, 0x00000000);
1119                 NV_WR32(par->PRAMIN, 0x0816 * 4, 0x00000000);
1120                 NV_WR32(par->PRAMIN, 0x0817 * 4, 0x00000000);
1121                 if (par->WaitVSyncPossible)
1122                         NV_WR32(par->PRAMIN, 0x0818 * 4, 0x0100809F);
1123                 else
1124                         NV_WR32(par->PRAMIN, 0x0818 * 4, 0x0100805F);
1125                 NV_WR32(par->PRAMIN, 0x0819 * 4, 0x00000000);
1126                 NV_WR32(par->PRAMIN, 0x081A * 4, 0x12001200);
1127                 NV_WR32(par->PRAMIN, 0x081B * 4, 0x00000000);
1128                 NV_WR32(par->PRAMIN, 0x081C * 4, 0x0100804A);
1129                 NV_WR32(par->PRAMIN, 0x081D * 4, 0x00000002);
1130                 NV_WR32(par->PRAMIN, 0x081E * 4, 0x00000000);
1131                 NV_WR32(par->PRAMIN, 0x081F * 4, 0x00000000);
1132                 NV_WR32(par->PRAMIN, 0x0820 * 4, 0x01018077);
1133                 NV_WR32(par->PRAMIN, 0x0821 * 4, 0x00000000);
1134                 NV_WR32(par->PRAMIN, 0x0822 * 4, 0x12001200);
1135                 NV_WR32(par->PRAMIN, 0x0823 * 4, 0x00000000);
1136                 NV_WR32(par->PRAMIN, 0x0824 * 4, 0x00003002);
1137                 NV_WR32(par->PRAMIN, 0x0825 * 4, 0x00007FFF);
1138                 NV_WR32(par->PRAMIN, 0x0826 * 4,
1139                         par->FbUsableSize | 0x00000002);
1140                 NV_WR32(par->PRAMIN, 0x0827 * 4, 0x00000002);
1141 #ifdef __BIG_ENDIAN
1142                 NV_WR32(par->PRAMIN, 0x0804 * 4,
1143                         NV_RD32(par->PRAMIN, 0x0804 * 4) | 0x00080000);
1144                 NV_WR32(par->PRAMIN, 0x0808 * 4,
1145                         NV_RD32(par->PRAMIN, 0x0808 * 4) | 0x00080000);
1146                 NV_WR32(par->PRAMIN, 0x080C * 4,
1147                         NV_RD32(par->PRAMIN, 0x080C * 4) | 0x00080000);
1148                 NV_WR32(par->PRAMIN, 0x0810 * 4,
1149                         NV_RD32(par->PRAMIN, 0x0810 * 4) | 0x00080000);
1150                 NV_WR32(par->PRAMIN, 0x0814 * 4,
1151                         NV_RD32(par->PRAMIN, 0x0814 * 4) | 0x00080000);
1152                 NV_WR32(par->PRAMIN, 0x0818 * 4,
1153                         NV_RD32(par->PRAMIN, 0x0818 * 4) | 0x00080000);
1154                 NV_WR32(par->PRAMIN, 0x081C * 4,
1155                         NV_RD32(par->PRAMIN, 0x081C * 4) | 0x00080000);
1156                 NV_WR32(par->PRAMIN, 0x0820 * 4,
1157                         NV_RD32(par->PRAMIN, 0x0820 * 4) | 0x00080000);
1158                 NV_WR32(par->PRAMIN, 0x080D * 4, 0x00000001);
1159                 NV_WR32(par->PRAMIN, 0x081D * 4, 0x00000001);
1160 #endif
1161         }
1162         if (par->Architecture < NV_ARCH_10) {
1163                 if ((par->Chipset & 0x0fff) == 0x0020) {
1164                         NV_WR32(par->PRAMIN, 0x0824 * 4,
1165                                 NV_RD32(par->PRAMIN, 0x0824 * 4) | 0x00020000);
1166                         NV_WR32(par->PRAMIN, 0x0826 * 4,
1167                                 NV_RD32(par->PRAMIN,
1168                                         0x0826 * 4) + par->FbAddress);
1169                 }
1170                 NV_WR32(par->PGRAPH, 0x0080, 0x000001FF);
1171                 NV_WR32(par->PGRAPH, 0x0080, 0x1230C000);
1172                 NV_WR32(par->PGRAPH, 0x0084, 0x72111101);
1173                 NV_WR32(par->PGRAPH, 0x0088, 0x11D5F071);
1174                 NV_WR32(par->PGRAPH, 0x008C, 0x0004FF31);
1175                 NV_WR32(par->PGRAPH, 0x008C, 0x4004FF31);
1176                 NV_WR32(par->PGRAPH, 0x0140, 0x00000000);
1177                 NV_WR32(par->PGRAPH, 0x0100, 0xFFFFFFFF);
1178                 NV_WR32(par->PGRAPH, 0x0170, 0x10010100);
1179                 NV_WR32(par->PGRAPH, 0x0710, 0xFFFFFFFF);
1180                 NV_WR32(par->PGRAPH, 0x0720, 0x00000001);
1181                 NV_WR32(par->PGRAPH, 0x0810, 0x00000000);
1182                 NV_WR32(par->PGRAPH, 0x0608, 0xFFFFFFFF);
1183         } else {
1184                 NV_WR32(par->PGRAPH, 0x0080, 0xFFFFFFFF);
1185                 NV_WR32(par->PGRAPH, 0x0080, 0x00000000);
1186
1187                 NV_WR32(par->PGRAPH, 0x0140, 0x00000000);
1188                 NV_WR32(par->PGRAPH, 0x0100, 0xFFFFFFFF);
1189                 NV_WR32(par->PGRAPH, 0x0144, 0x10010100);
1190                 NV_WR32(par->PGRAPH, 0x0714, 0xFFFFFFFF);
1191                 NV_WR32(par->PGRAPH, 0x0720, 0x00000001);
1192                 NV_WR32(par->PGRAPH, 0x0710,
1193                         NV_RD32(par->PGRAPH, 0x0710) & 0x0007ff00);
1194                 NV_WR32(par->PGRAPH, 0x0710,
1195                         NV_RD32(par->PGRAPH, 0x0710) | 0x00020100);
1196
1197                 if (par->Architecture == NV_ARCH_10) {
1198                         NV_WR32(par->PGRAPH, 0x0084, 0x00118700);
1199                         NV_WR32(par->PGRAPH, 0x0088, 0x24E00810);
1200                         NV_WR32(par->PGRAPH, 0x008C, 0x55DE0030);
1201
1202                         for (i = 0; i < 32; i++)
1203                                 NV_WR32(&par->PGRAPH[(0x0B00 / 4) + i], 0,
1204                                         NV_RD32(&par->PFB[(0x0240 / 4) + i],
1205                                                 0));
1206
1207                         NV_WR32(par->PGRAPH, 0x640, 0);
1208                         NV_WR32(par->PGRAPH, 0x644, 0);
1209                         NV_WR32(par->PGRAPH, 0x684, par->FbMapSize - 1);
1210                         NV_WR32(par->PGRAPH, 0x688, par->FbMapSize - 1);
1211
1212                         NV_WR32(par->PGRAPH, 0x0810, 0x00000000);
1213                         NV_WR32(par->PGRAPH, 0x0608, 0xFFFFFFFF);
1214                 } else {
1215                         if (par->Architecture >= NV_ARCH_40) {
1216                                 NV_WR32(par->PGRAPH, 0x0084, 0x401287c0);
1217                                 NV_WR32(par->PGRAPH, 0x008C, 0x60de8051);
1218                                 NV_WR32(par->PGRAPH, 0x0090, 0x00008000);
1219                                 NV_WR32(par->PGRAPH, 0x0610, 0x00be3c5f);
1220                                 NV_WR32(par->PGRAPH, 0x0bc4,
1221                                         NV_RD32(par->PGRAPH, 0x0bc4) |
1222                                         0x00008000);
1223
1224                                 j = NV_RD32(par->REGS, 0x1540) & 0xff;
1225
1226                                 if (j) {
1227                                         for (i = 0; !(j & 1); j >>= 1, i++);
1228                                         NV_WR32(par->PGRAPH, 0x5000, i);
1229                                 }
1230
1231                                 if ((par->Chipset & 0xfff0) == 0x0040) {
1232                                         NV_WR32(par->PGRAPH, 0x09b0,
1233                                                 0x83280fff);
1234                                         NV_WR32(par->PGRAPH, 0x09b4,
1235                                                 0x000000a0);
1236                                 } else {
1237                                         NV_WR32(par->PGRAPH, 0x0820,
1238                                                 0x83280eff);
1239                                         NV_WR32(par->PGRAPH, 0x0824,
1240                                                 0x000000a0);
1241                                 }
1242
1243                                 switch (par->Chipset & 0xfff0) {
1244                                 case 0x0040:
1245                                 case 0x0210:
1246                                         NV_WR32(par->PGRAPH, 0x09b8,
1247                                                 0x0078e366);
1248                                         NV_WR32(par->PGRAPH, 0x09bc,
1249                                                 0x0000014c);
1250                                         NV_WR32(par->PFB, 0x033C,
1251                                                 NV_RD32(par->PFB, 0x33C) &
1252                                                 0xffff7fff);
1253                                         break;
1254                                 case 0x00C0:
1255                                 case 0x0120:
1256                                         NV_WR32(par->PGRAPH, 0x0828,
1257                                                 0x007596ff);
1258                                         NV_WR32(par->PGRAPH, 0x082C,
1259                                                 0x00000108);
1260                                         break;
1261                                 case 0x0160:
1262                                 case 0x01D0:
1263                                 case 0x0240:
1264                                 case 0x03D0:
1265                                         NV_WR32(par->PMC, 0x1700,
1266                                                 NV_RD32(par->PFB, 0x020C));
1267                                         NV_WR32(par->PMC, 0x1704, 0);
1268                                         NV_WR32(par->PMC, 0x1708, 0);
1269                                         NV_WR32(par->PMC, 0x170C,
1270                                                 NV_RD32(par->PFB, 0x020C));
1271                                         NV_WR32(par->PGRAPH, 0x0860, 0);
1272                                         NV_WR32(par->PGRAPH, 0x0864, 0);
1273                                         NV_WR32(par->PRAMDAC, 0x0608,
1274                                                 NV_RD32(par->PRAMDAC,
1275                                                         0x0608) | 0x00100000);
1276                                         break;
1277                                 case 0x0140:
1278                                         NV_WR32(par->PGRAPH, 0x0828,
1279                                                 0x0072cb77);
1280                                         NV_WR32(par->PGRAPH, 0x082C,
1281                                                 0x00000108);
1282                                         break;
1283                                 case 0x0220:
1284                                         NV_WR32(par->PGRAPH, 0x0860, 0);
1285                                         NV_WR32(par->PGRAPH, 0x0864, 0);
1286                                         NV_WR32(par->PRAMDAC, 0x0608,
1287                                                 NV_RD32(par->PRAMDAC, 0x0608) |
1288                                                 0x00100000);
1289                                         break;
1290                                 case 0x0090:
1291                                 case 0x0290:
1292                                 case 0x0390:
1293                                         NV_WR32(par->PRAMDAC, 0x0608,
1294                                                 NV_RD32(par->PRAMDAC, 0x0608) |
1295                                                 0x00100000);
1296                                         NV_WR32(par->PGRAPH, 0x0828,
1297                                                 0x07830610);
1298                                         NV_WR32(par->PGRAPH, 0x082C,
1299                                                 0x0000016A);
1300                                         break;
1301                                 default:
1302                                         break;
1303                                 };
1304
1305                                 NV_WR32(par->PGRAPH, 0x0b38, 0x2ffff800);
1306                                 NV_WR32(par->PGRAPH, 0x0b3c, 0x00006000);
1307                                 NV_WR32(par->PGRAPH, 0x032C, 0x01000000);
1308                                 NV_WR32(par->PGRAPH, 0x0220, 0x00001200);
1309                         } else if (par->Architecture == NV_ARCH_30) {
1310                                 NV_WR32(par->PGRAPH, 0x0084, 0x40108700);
1311                                 NV_WR32(par->PGRAPH, 0x0890, 0x00140000);
1312                                 NV_WR32(par->PGRAPH, 0x008C, 0xf00e0431);
1313                                 NV_WR32(par->PGRAPH, 0x0090, 0x00008000);
1314                                 NV_WR32(par->PGRAPH, 0x0610, 0xf04b1f36);
1315                                 NV_WR32(par->PGRAPH, 0x0B80, 0x1002d888);
1316                                 NV_WR32(par->PGRAPH, 0x0B88, 0x62ff007f);
1317                         } else {
1318                                 NV_WR32(par->PGRAPH, 0x0084, 0x00118700);
1319                                 NV_WR32(par->PGRAPH, 0x008C, 0xF20E0431);
1320                                 NV_WR32(par->PGRAPH, 0x0090, 0x00000000);
1321                                 NV_WR32(par->PGRAPH, 0x009C, 0x00000040);
1322
1323                                 if ((par->Chipset & 0x0ff0) >= 0x0250) {
1324                                         NV_WR32(par->PGRAPH, 0x0890,
1325                                                 0x00080000);
1326                                         NV_WR32(par->PGRAPH, 0x0610,
1327                                                 0x304B1FB6);
1328                                         NV_WR32(par->PGRAPH, 0x0B80,
1329                                                 0x18B82880);
1330                                         NV_WR32(par->PGRAPH, 0x0B84,
1331                                                 0x44000000);
1332                                         NV_WR32(par->PGRAPH, 0x0098,
1333                                                 0x40000080);
1334                                         NV_WR32(par->PGRAPH, 0x0B88,
1335                                                 0x000000ff);
1336                                 } else {
1337                                         NV_WR32(par->PGRAPH, 0x0880,
1338                                                 0x00080000);
1339                                         NV_WR32(par->PGRAPH, 0x0094,
1340                                                 0x00000005);
1341                                         NV_WR32(par->PGRAPH, 0x0B80,
1342                                                 0x45CAA208);
1343                                         NV_WR32(par->PGRAPH, 0x0B84,
1344                                                 0x24000000);
1345                                         NV_WR32(par->PGRAPH, 0x0098,
1346                                                 0x00000040);
1347                                         NV_WR32(par->PGRAPH, 0x0750,
1348                                                 0x00E00038);
1349                                         NV_WR32(par->PGRAPH, 0x0754,
1350                                                 0x00000030);
1351                                         NV_WR32(par->PGRAPH, 0x0750,
1352                                                 0x00E10038);
1353                                         NV_WR32(par->PGRAPH, 0x0754,
1354                                                 0x00000030);
1355                                 }
1356                         }
1357
1358                         if ((par->Architecture < NV_ARCH_40) ||
1359                             ((par->Chipset & 0xfff0) == 0x0040)) {
1360                                 for (i = 0; i < 32; i++) {
1361                                         NV_WR32(par->PGRAPH, 0x0900 + i*4,
1362                                                 NV_RD32(par->PFB, 0x0240 +i*4));
1363                                         NV_WR32(par->PGRAPH, 0x6900 + i*4,
1364                                                 NV_RD32(par->PFB, 0x0240 +i*4));
1365                                 }
1366                         } else {
1367                                 if (((par->Chipset & 0xfff0) == 0x0090) ||
1368                                     ((par->Chipset & 0xfff0) == 0x01D0) ||
1369                                     ((par->Chipset & 0xfff0) == 0x0290) ||
1370                                     ((par->Chipset & 0xfff0) == 0x0390) ||
1371                                     ((par->Chipset & 0xfff0) == 0x03D0)) {
1372                                         for (i = 0; i < 60; i++) {
1373                                                 NV_WR32(par->PGRAPH,
1374                                                         0x0D00 + i*4,
1375                                                         NV_RD32(par->PFB,
1376                                                                 0x0600 + i*4));
1377                                                 NV_WR32(par->PGRAPH,
1378                                                         0x6900 + i*4,
1379                                                         NV_RD32(par->PFB,
1380                                                                 0x0600 + i*4));
1381                                         }
1382                                 } else {
1383                                         for (i = 0; i < 48; i++) {
1384                                                 NV_WR32(par->PGRAPH,
1385                                                         0x0900 + i*4,
1386                                                         NV_RD32(par->PFB,
1387                                                                 0x0600 + i*4));
1388                                                 if(((par->Chipset & 0xfff0)
1389                                                     != 0x0160) &&
1390                                                    ((par->Chipset & 0xfff0)
1391                                                     != 0x0220) &&
1392                                                    ((par->Chipset & 0xfff0)
1393                                                     != 0x240))
1394                                                         NV_WR32(par->PGRAPH,
1395                                                                 0x6900 + i*4,
1396                                                                 NV_RD32(par->PFB,
1397                                                                         0x0600 + i*4));
1398                                         }
1399                                 }
1400                         }
1401
1402                         if (par->Architecture >= NV_ARCH_40) {
1403                                 if ((par->Chipset & 0xfff0) == 0x0040) {
1404                                         NV_WR32(par->PGRAPH, 0x09A4,
1405                                                 NV_RD32(par->PFB, 0x0200));
1406                                         NV_WR32(par->PGRAPH, 0x09A8,
1407                                                 NV_RD32(par->PFB, 0x0204));
1408                                         NV_WR32(par->PGRAPH, 0x69A4,
1409                                                 NV_RD32(par->PFB, 0x0200));
1410                                         NV_WR32(par->PGRAPH, 0x69A8,
1411                                                 NV_RD32(par->PFB, 0x0204));
1412
1413                                         NV_WR32(par->PGRAPH, 0x0820, 0);
1414                                         NV_WR32(par->PGRAPH, 0x0824, 0);
1415                                         NV_WR32(par->PGRAPH, 0x0864,
1416                                                 par->FbMapSize - 1);
1417                                         NV_WR32(par->PGRAPH, 0x0868,
1418                                                 par->FbMapSize - 1);
1419                                 } else {
1420                                         if ((par->Chipset & 0xfff0) == 0x0090 ||
1421                                             (par->Chipset & 0xfff0) == 0x01D0 ||
1422                                             (par->Chipset & 0xfff0) == 0x0290 ||
1423                                             (par->Chipset & 0xfff0) == 0x0390) {
1424                                                 NV_WR32(par->PGRAPH, 0x0DF0,
1425                                                         NV_RD32(par->PFB, 0x0200));
1426                                                 NV_WR32(par->PGRAPH, 0x0DF4,
1427                                                         NV_RD32(par->PFB, 0x0204));
1428                                         } else {
1429                                                 NV_WR32(par->PGRAPH, 0x09F0,
1430                                                         NV_RD32(par->PFB, 0x0200));
1431                                                 NV_WR32(par->PGRAPH, 0x09F4,
1432                                                         NV_RD32(par->PFB, 0x0204));
1433                                         }
1434                                         NV_WR32(par->PGRAPH, 0x69F0,
1435                                                 NV_RD32(par->PFB, 0x0200));
1436                                         NV_WR32(par->PGRAPH, 0x69F4,
1437                                                 NV_RD32(par->PFB, 0x0204));
1438
1439                                         NV_WR32(par->PGRAPH, 0x0840, 0);
1440                                         NV_WR32(par->PGRAPH, 0x0844, 0);
1441                                         NV_WR32(par->PGRAPH, 0x08a0,
1442                                                 par->FbMapSize - 1);
1443                                         NV_WR32(par->PGRAPH, 0x08a4,
1444                                                 par->FbMapSize - 1);
1445                                 }
1446                         } else {
1447                                 NV_WR32(par->PGRAPH, 0x09A4,
1448                                         NV_RD32(par->PFB, 0x0200));
1449                                 NV_WR32(par->PGRAPH, 0x09A8,
1450                                         NV_RD32(par->PFB, 0x0204));
1451                                 NV_WR32(par->PGRAPH, 0x0750, 0x00EA0000);
1452                                 NV_WR32(par->PGRAPH, 0x0754,
1453                                         NV_RD32(par->PFB, 0x0200));
1454                                 NV_WR32(par->PGRAPH, 0x0750, 0x00EA0004);
1455                                 NV_WR32(par->PGRAPH, 0x0754,
1456                                         NV_RD32(par->PFB, 0x0204));
1457
1458                                 NV_WR32(par->PGRAPH, 0x0820, 0);
1459                                 NV_WR32(par->PGRAPH, 0x0824, 0);
1460                                 NV_WR32(par->PGRAPH, 0x0864,
1461                                         par->FbMapSize - 1);
1462                                 NV_WR32(par->PGRAPH, 0x0868,
1463                                         par->FbMapSize - 1);
1464                         }
1465                         NV_WR32(par->PGRAPH, 0x0B20, 0x00000000);
1466                         NV_WR32(par->PGRAPH, 0x0B04, 0xFFFFFFFF);
1467                 }
1468         }
1469         NV_WR32(par->PGRAPH, 0x053C, 0);
1470         NV_WR32(par->PGRAPH, 0x0540, 0);
1471         NV_WR32(par->PGRAPH, 0x0544, 0x00007FFF);
1472         NV_WR32(par->PGRAPH, 0x0548, 0x00007FFF);
1473
1474         NV_WR32(par->PFIFO, 0x0140 * 4, 0x00000000);
1475         NV_WR32(par->PFIFO, 0x0141 * 4, 0x00000001);
1476         NV_WR32(par->PFIFO, 0x0480 * 4, 0x00000000);
1477         NV_WR32(par->PFIFO, 0x0494 * 4, 0x00000000);
1478         if (par->Architecture >= NV_ARCH_40)
1479                 NV_WR32(par->PFIFO, 0x0481 * 4, 0x00010000);
1480         else
1481                 NV_WR32(par->PFIFO, 0x0481 * 4, 0x00000100);
1482         NV_WR32(par->PFIFO, 0x0490 * 4, 0x00000000);
1483         NV_WR32(par->PFIFO, 0x0491 * 4, 0x00000000);
1484         if (par->Architecture >= NV_ARCH_40)
1485                 NV_WR32(par->PFIFO, 0x048B * 4, 0x00001213);
1486         else
1487                 NV_WR32(par->PFIFO, 0x048B * 4, 0x00001209);
1488         NV_WR32(par->PFIFO, 0x0400 * 4, 0x00000000);
1489         NV_WR32(par->PFIFO, 0x0414 * 4, 0x00000000);
1490         NV_WR32(par->PFIFO, 0x0084 * 4, 0x03000100);
1491         NV_WR32(par->PFIFO, 0x0085 * 4, 0x00000110);
1492         NV_WR32(par->PFIFO, 0x0086 * 4, 0x00000112);
1493         NV_WR32(par->PFIFO, 0x0143 * 4, 0x0000FFFF);
1494         NV_WR32(par->PFIFO, 0x0496 * 4, 0x0000FFFF);
1495         NV_WR32(par->PFIFO, 0x0050 * 4, 0x00000000);
1496         NV_WR32(par->PFIFO, 0x0040 * 4, 0xFFFFFFFF);
1497         NV_WR32(par->PFIFO, 0x0415 * 4, 0x00000001);
1498         NV_WR32(par->PFIFO, 0x048C * 4, 0x00000000);
1499         NV_WR32(par->PFIFO, 0x04A0 * 4, 0x00000000);
1500 #ifdef __BIG_ENDIAN
1501         NV_WR32(par->PFIFO, 0x0489 * 4, 0x800F0078);
1502 #else
1503         NV_WR32(par->PFIFO, 0x0489 * 4, 0x000F0078);
1504 #endif
1505         NV_WR32(par->PFIFO, 0x0488 * 4, 0x00000001);
1506         NV_WR32(par->PFIFO, 0x0480 * 4, 0x00000001);
1507         NV_WR32(par->PFIFO, 0x0494 * 4, 0x00000001);
1508         NV_WR32(par->PFIFO, 0x0495 * 4, 0x00000001);
1509         NV_WR32(par->PFIFO, 0x0140 * 4, 0x00000001);
1510
1511     if (!state) {
1512             par->CurrentState = NULL;
1513             return;
1514     }
1515
1516         if (par->Architecture >= NV_ARCH_10) {
1517                 if (par->twoHeads) {
1518                         NV_WR32(par->PCRTC0, 0x0860, state->head);
1519                         NV_WR32(par->PCRTC0, 0x2860, state->head2);
1520                 }
1521                 NV_WR32(par->PRAMDAC, 0x0404, NV_RD32(par->PRAMDAC, 0x0404) |
1522                         (1 << 25));
1523
1524                 NV_WR32(par->PMC, 0x8704, 1);
1525                 NV_WR32(par->PMC, 0x8140, 0);
1526                 NV_WR32(par->PMC, 0x8920, 0);
1527                 NV_WR32(par->PMC, 0x8924, 0);
1528                 NV_WR32(par->PMC, 0x8908, par->FbMapSize - 1);
1529                 NV_WR32(par->PMC, 0x890C, par->FbMapSize - 1);
1530                 NV_WR32(par->PMC, 0x1588, 0);
1531
1532                 NV_WR32(par->PCRTC, 0x0810, state->cursorConfig);
1533                 NV_WR32(par->PCRTC, 0x0830, state->displayV - 3);
1534                 NV_WR32(par->PCRTC, 0x0834, state->displayV - 1);
1535
1536                 if (par->FlatPanel) {
1537                         if ((par->Chipset & 0x0ff0) == 0x0110) {
1538                                 NV_WR32(par->PRAMDAC, 0x0528, state->dither);
1539                         } else if (par->twoHeads) {
1540                                 NV_WR32(par->PRAMDAC, 0x083C, state->dither);
1541                         }
1542
1543                         VGA_WR08(par->PCIO, 0x03D4, 0x53);
1544                         VGA_WR08(par->PCIO, 0x03D5, state->timingH);
1545                         VGA_WR08(par->PCIO, 0x03D4, 0x54);
1546                         VGA_WR08(par->PCIO, 0x03D5, state->timingV);
1547                         VGA_WR08(par->PCIO, 0x03D4, 0x21);
1548                         VGA_WR08(par->PCIO, 0x03D5, 0xfa);
1549                 }
1550
1551                 VGA_WR08(par->PCIO, 0x03D4, 0x41);
1552                 VGA_WR08(par->PCIO, 0x03D5, state->extra);
1553         }
1554
1555         VGA_WR08(par->PCIO, 0x03D4, 0x19);
1556         VGA_WR08(par->PCIO, 0x03D5, state->repaint0);
1557         VGA_WR08(par->PCIO, 0x03D4, 0x1A);
1558         VGA_WR08(par->PCIO, 0x03D5, state->repaint1);
1559         VGA_WR08(par->PCIO, 0x03D4, 0x25);
1560         VGA_WR08(par->PCIO, 0x03D5, state->screen);
1561         VGA_WR08(par->PCIO, 0x03D4, 0x28);
1562         VGA_WR08(par->PCIO, 0x03D5, state->pixel);
1563         VGA_WR08(par->PCIO, 0x03D4, 0x2D);
1564         VGA_WR08(par->PCIO, 0x03D5, state->horiz);
1565         VGA_WR08(par->PCIO, 0x03D4, 0x1C);
1566         VGA_WR08(par->PCIO, 0x03D5, state->fifo);
1567         VGA_WR08(par->PCIO, 0x03D4, 0x1B);
1568         VGA_WR08(par->PCIO, 0x03D5, state->arbitration0);
1569         VGA_WR08(par->PCIO, 0x03D4, 0x20);
1570         VGA_WR08(par->PCIO, 0x03D5, state->arbitration1);
1571
1572         if(par->Architecture >= NV_ARCH_30) {
1573                 VGA_WR08(par->PCIO, 0x03D4, 0x47);
1574                 VGA_WR08(par->PCIO, 0x03D5, state->arbitration1 >> 8);
1575         }
1576
1577         VGA_WR08(par->PCIO, 0x03D4, 0x30);
1578         VGA_WR08(par->PCIO, 0x03D5, state->cursor0);
1579         VGA_WR08(par->PCIO, 0x03D4, 0x31);
1580         VGA_WR08(par->PCIO, 0x03D5, state->cursor1);
1581         VGA_WR08(par->PCIO, 0x03D4, 0x2F);
1582         VGA_WR08(par->PCIO, 0x03D5, state->cursor2);
1583         VGA_WR08(par->PCIO, 0x03D4, 0x39);
1584         VGA_WR08(par->PCIO, 0x03D5, state->interlace);
1585
1586         if (!par->FlatPanel) {
1587                 if (par->Architecture >= NV_ARCH_40)
1588                         NV_WR32(par->PRAMDAC0, 0x0580, state->control);
1589
1590                 NV_WR32(par->PRAMDAC0, 0x050C, state->pllsel);
1591                 NV_WR32(par->PRAMDAC0, 0x0508, state->vpll);
1592                 if (par->twoHeads)
1593                         NV_WR32(par->PRAMDAC0, 0x0520, state->vpll2);
1594                 if (par->twoStagePLL) {
1595                         NV_WR32(par->PRAMDAC0, 0x0578, state->vpllB);
1596                         NV_WR32(par->PRAMDAC0, 0x057C, state->vpll2B);
1597                 }
1598         } else {
1599                 NV_WR32(par->PRAMDAC, 0x0848, state->scale);
1600                 NV_WR32(par->PRAMDAC, 0x0828, state->crtcSync +
1601                         par->PanelTweak);
1602         }
1603
1604         NV_WR32(par->PRAMDAC, 0x0600, state->general);
1605
1606         NV_WR32(par->PCRTC, 0x0140, 0);
1607         NV_WR32(par->PCRTC, 0x0100, 1);
1608
1609         par->CurrentState = state;
1610 }
1611
1612 void NVUnloadStateExt(struct nvidia_par *par, RIVA_HW_STATE * state) {
1613         VGA_WR08(par->PCIO, 0x03D4, 0x19);
1614         state->repaint0 = VGA_RD08(par->PCIO, 0x03D5);
1615         VGA_WR08(par->PCIO, 0x03D4, 0x1A);
1616         state->repaint1 = VGA_RD08(par->PCIO, 0x03D5);
1617         VGA_WR08(par->PCIO, 0x03D4, 0x25);
1618         state->screen = VGA_RD08(par->PCIO, 0x03D5);
1619         VGA_WR08(par->PCIO, 0x03D4, 0x28);
1620         state->pixel = VGA_RD08(par->PCIO, 0x03D5);
1621         VGA_WR08(par->PCIO, 0x03D4, 0x2D);
1622         state->horiz = VGA_RD08(par->PCIO, 0x03D5);
1623         VGA_WR08(par->PCIO, 0x03D4, 0x1C);
1624         state->fifo         = VGA_RD08(par->PCIO, 0x03D5);
1625         VGA_WR08(par->PCIO, 0x03D4, 0x1B);
1626         state->arbitration0 = VGA_RD08(par->PCIO, 0x03D5);
1627         VGA_WR08(par->PCIO, 0x03D4, 0x20);
1628         state->arbitration1 = VGA_RD08(par->PCIO, 0x03D5);
1629
1630         if(par->Architecture >= NV_ARCH_30) {
1631                 VGA_WR08(par->PCIO, 0x03D4, 0x47);
1632                 state->arbitration1 |= (VGA_RD08(par->PCIO, 0x03D5) & 1) << 8;
1633         }
1634
1635         VGA_WR08(par->PCIO, 0x03D4, 0x30);
1636         state->cursor0 = VGA_RD08(par->PCIO, 0x03D5);
1637         VGA_WR08(par->PCIO, 0x03D4, 0x31);
1638         state->cursor1 = VGA_RD08(par->PCIO, 0x03D5);
1639         VGA_WR08(par->PCIO, 0x03D4, 0x2F);
1640         state->cursor2 = VGA_RD08(par->PCIO, 0x03D5);
1641         VGA_WR08(par->PCIO, 0x03D4, 0x39);
1642         state->interlace = VGA_RD08(par->PCIO, 0x03D5);
1643         state->vpll = NV_RD32(par->PRAMDAC0, 0x0508);
1644         if (par->twoHeads)
1645                 state->vpll2 = NV_RD32(par->PRAMDAC0, 0x0520);
1646         if (par->twoStagePLL) {
1647                 state->vpllB = NV_RD32(par->PRAMDAC0, 0x0578);
1648                 state->vpll2B = NV_RD32(par->PRAMDAC0, 0x057C);
1649         }
1650         state->pllsel = NV_RD32(par->PRAMDAC0, 0x050C);
1651         state->general = NV_RD32(par->PRAMDAC, 0x0600);
1652         state->scale = NV_RD32(par->PRAMDAC, 0x0848);
1653         state->config = NV_RD32(par->PFB, 0x0200);
1654
1655         if (par->Architecture >= NV_ARCH_40 && !par->FlatPanel)
1656                 state->control  = NV_RD32(par->PRAMDAC0, 0x0580);
1657
1658         if (par->Architecture >= NV_ARCH_10) {
1659                 if (par->twoHeads) {
1660                         state->head = NV_RD32(par->PCRTC0, 0x0860);
1661                         state->head2 = NV_RD32(par->PCRTC0, 0x2860);
1662                         VGA_WR08(par->PCIO, 0x03D4, 0x44);
1663                         state->crtcOwner = VGA_RD08(par->PCIO, 0x03D5);
1664                 }
1665                 VGA_WR08(par->PCIO, 0x03D4, 0x41);
1666                 state->extra = VGA_RD08(par->PCIO, 0x03D5);
1667                 state->cursorConfig = NV_RD32(par->PCRTC, 0x0810);
1668
1669                 if ((par->Chipset & 0x0ff0) == 0x0110) {
1670                         state->dither = NV_RD32(par->PRAMDAC, 0x0528);
1671                 } else if (par->twoHeads) {
1672                         state->dither = NV_RD32(par->PRAMDAC, 0x083C);
1673                 }
1674
1675                 if (par->FlatPanel) {
1676                         VGA_WR08(par->PCIO, 0x03D4, 0x53);
1677                         state->timingH = VGA_RD08(par->PCIO, 0x03D5);
1678                         VGA_WR08(par->PCIO, 0x03D4, 0x54);
1679                         state->timingV = VGA_RD08(par->PCIO, 0x03D5);
1680                 }
1681         }
1682 }
1683
1684 void NVSetStartAddress(struct nvidia_par *par, u32 start)
1685 {
1686         NV_WR32(par->PCRTC, 0x800, start);
1687 }