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Linux 4.19.133
[linux/fpc-iii.git] / drivers / video / fbdev / riva / riva_hw.c
blob0601c13f21050970f7112b6f9be52034827a343d
1 /***************************************************************************\
2 |* *|
3 |* Copyright 1993-1999 NVIDIA, Corporation. All rights reserved. *|
4 |* *|
5 |* NOTICE TO USER: The source code is copyrighted under U.S. and *|
6 |* international laws. Users and possessors of this source code are *|
7 |* hereby granted a nonexclusive, royalty-free copyright license to *|
8 |* use this code in individual and commercial software. *|
9 |* *|
10 |* Any use of this source code must include, in the user documenta- *|
11 |* tion and internal comments to the code, notices to the end user *|
12 |* as follows: *|
13 |* *|
14 |* Copyright 1993-1999 NVIDIA, Corporation. All rights reserved. *|
15 |* *|
16 |* NVIDIA, CORPORATION MAKES NO REPRESENTATION ABOUT THE SUITABILITY *|
17 |* OF THIS SOURCE CODE FOR ANY PURPOSE. IT IS PROVIDED "AS IS" *|
18 |* WITHOUT EXPRESS OR IMPLIED WARRANTY OF ANY KIND. NVIDIA, CORPOR- *|
19 |* ATION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOURCE CODE, *|
20 |* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGE- *|
21 |* MENT, AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL *|
22 |* NVIDIA, CORPORATION BE LIABLE FOR ANY SPECIAL, INDIRECT, INCI- *|
23 |* DENTAL, OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RE- *|
24 |* SULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION *|
25 |* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF *|
26 |* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOURCE CODE. *|
27 |* *|
28 |* U.S. Government End Users. This source code is a "commercial *|
29 |* item," as that term is defined at 48 C.F.R. 2.101 (OCT 1995), *|
30 |* consisting of "commercial computer software" and "commercial *|
31 |* computer software documentation," as such terms are used in *|
32 |* 48 C.F.R. 12.212 (SEPT 1995) and is provided to the U.S. Govern- *|
33 |* ment only as a commercial end item. Consistent with 48 C.F.R. *|
34 |* 12.212 and 48 C.F.R. 227.7202-1 through 227.7202-4 (JUNE 1995), *|
35 |* all U.S. Government End Users acquire the source code with only *|
36 |* those rights set forth herein. *|
37 |* *|
38 \***************************************************************************/
39
40 /*
41 * GPL licensing note -- nVidia is allowing a liberal interpretation of
42 * the documentation restriction above, to merely say that this nVidia's
43 * copyright and disclaimer should be included with all code derived
44 * from this source. -- Jeff Garzik <jgarzik@pobox.com>, 01/Nov/99
45 */
46
47 /* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/nv/riva_hw.c,v 1.33 2002/08/05 20:47:06 mvojkovi Exp $ */
48
49 #include <linux/kernel.h>
50 #include <linux/pci.h>
51 #include <linux/pci_ids.h>
52 #include "riva_hw.h"
53 #include "riva_tbl.h"
54 #include "nv_type.h"
55
56 /*
57 * This file is an OS-agnostic file used to make RIVA 128 and RIVA TNT
58 * operate identically (except TNT has more memory and better 3D quality.
59 */
60 static int nv3Busy
61 (
62 RIVA_HW_INST *chip
63 )
64 {
65 return ((NV_RD32(&chip->Rop->FifoFree, 0) < chip->FifoEmptyCount) ||
66 NV_RD32(&chip->PGRAPH[0x000006B0/4], 0) & 0x01);
67 }
68 static int nv4Busy
69 (
70 RIVA_HW_INST *chip
71 )
72 {
73 return ((NV_RD32(&chip->Rop->FifoFree, 0) < chip->FifoEmptyCount) ||
74 NV_RD32(&chip->PGRAPH[0x00000700/4], 0) & 0x01);
75 }
76 static int nv10Busy
77 (
78 RIVA_HW_INST *chip
79 )
80 {
81 return ((NV_RD32(&chip->Rop->FifoFree, 0) < chip->FifoEmptyCount) ||
82 NV_RD32(&chip->PGRAPH[0x00000700/4], 0) & 0x01);
83 }
84
85 static void vgaLockUnlock
86 (
87 RIVA_HW_INST *chip,
88 int Lock
89 )
90 {
91 U008 cr11;
92 VGA_WR08(chip->PCIO, 0x3D4, 0x11);
93 cr11 = VGA_RD08(chip->PCIO, 0x3D5);
94 if(Lock) cr11 |= 0x80;
95 else cr11 &= ~0x80;
96 VGA_WR08(chip->PCIO, 0x3D5, cr11);
97 }
98 static void nv3LockUnlock
99 (
100 RIVA_HW_INST *chip,
101 int Lock
102 )
103 {
104 VGA_WR08(chip->PVIO, 0x3C4, 0x06);
105 VGA_WR08(chip->PVIO, 0x3C5, Lock ? 0x99 : 0x57);
106 vgaLockUnlock(chip, Lock);
107 }
108 static void nv4LockUnlock
109 (
110 RIVA_HW_INST *chip,
111 int Lock
112 )
113 {
114 VGA_WR08(chip->PCIO, 0x3D4, 0x1F);
115 VGA_WR08(chip->PCIO, 0x3D5, Lock ? 0x99 : 0x57);
116 vgaLockUnlock(chip, Lock);
117 }
118
119 static int ShowHideCursor
120 (
121 RIVA_HW_INST *chip,
122 int ShowHide
123 )
124 {
125 int cursor;
126 cursor = chip->CurrentState->cursor1;
127 chip->CurrentState->cursor1 = (chip->CurrentState->cursor1 & 0xFE) |
128 (ShowHide & 0x01);
129 VGA_WR08(chip->PCIO, 0x3D4, 0x31);
130 VGA_WR08(chip->PCIO, 0x3D5, chip->CurrentState->cursor1);
131 return (cursor & 0x01);
132 }
133
134 /****************************************************************************\
135 * *
136 * The video arbitration routines calculate some "magic" numbers. Fixes *
137 * the snow seen when accessing the framebuffer without it. *
138 * It just works (I hope). *
139 * *
140 \****************************************************************************/
141
142 #define DEFAULT_GR_LWM 100
143 #define DEFAULT_VID_LWM 100
144 #define DEFAULT_GR_BURST_SIZE 256
145 #define DEFAULT_VID_BURST_SIZE 128
146 #define VIDEO 0
147 #define GRAPHICS 1
148 #define MPORT 2
149 #define ENGINE 3
150 #define GFIFO_SIZE 320
151 #define GFIFO_SIZE_128 256
152 #define MFIFO_SIZE 120
153 #define VFIFO_SIZE 256
154
155 typedef struct {
156 int gdrain_rate;
157 int vdrain_rate;
158 int mdrain_rate;
159 int gburst_size;
160 int vburst_size;
161 char vid_en;
162 char gr_en;
163 int wcmocc, wcgocc, wcvocc, wcvlwm, wcglwm;
164 int by_gfacc;
165 char vid_only_once;
166 char gr_only_once;
167 char first_vacc;
168 char first_gacc;
169 char first_macc;
170 int vocc;
171 int gocc;
172 int mocc;
173 char cur;
174 char engine_en;
175 char converged;
176 int priority;
177 } nv3_arb_info;
178 typedef struct {
179 int graphics_lwm;
180 int video_lwm;
181 int graphics_burst_size;
182 int video_burst_size;
183 int graphics_hi_priority;
184 int media_hi_priority;
185 int rtl_values;
186 int valid;
187 } nv3_fifo_info;
188 typedef struct {
189 char pix_bpp;
190 char enable_video;
191 char gr_during_vid;
192 char enable_mp;
193 int memory_width;
194 int video_scale;
195 int pclk_khz;
196 int mclk_khz;
197 int mem_page_miss;
198 int mem_latency;
199 char mem_aligned;
200 } nv3_sim_state;
201 typedef struct {
202 int graphics_lwm;
203 int video_lwm;
204 int graphics_burst_size;
205 int video_burst_size;
206 int valid;
207 } nv4_fifo_info;
208 typedef struct {
209 int pclk_khz;
210 int mclk_khz;
211 int nvclk_khz;
212 char mem_page_miss;
213 char mem_latency;
214 int memory_width;
215 char enable_video;
216 char gr_during_vid;
217 char pix_bpp;
218 char mem_aligned;
219 char enable_mp;
220 } nv4_sim_state;
221 typedef struct {
222 int graphics_lwm;
223 int video_lwm;
224 int graphics_burst_size;
225 int video_burst_size;
226 int valid;
227 } nv10_fifo_info;
228 typedef struct {
229 int pclk_khz;
230 int mclk_khz;
231 int nvclk_khz;
232 char mem_page_miss;
233 char mem_latency;
234 u32 memory_type;
235 int memory_width;
236 char enable_video;
237 char gr_during_vid;
238 char pix_bpp;
239 char mem_aligned;
240 char enable_mp;
241 } nv10_sim_state;
242 static int nv3_iterate(nv3_fifo_info *res_info, nv3_sim_state * state, nv3_arb_info *ainfo)
243 {
244 int iter = 0;
245 int tmp;
246 int vfsize, mfsize, gfsize;
247 int mburst_size = 32;
248 int mmisses, gmisses, vmisses;
249 int misses;
250 int vlwm, glwm, mlwm;
251 int last, next, cur;
252 int max_gfsize ;
253 long ns;
254
255 vlwm = 0;
256 glwm = 0;
257 mlwm = 0;
258 vfsize = 0;
259 gfsize = 0;
260 cur = ainfo->cur;
261 mmisses = 2;
262 gmisses = 2;
263 vmisses = 2;
264 if (ainfo->gburst_size == 128) max_gfsize = GFIFO_SIZE_128;
265 else max_gfsize = GFIFO_SIZE;
266 max_gfsize = GFIFO_SIZE;
267 while (1)
268 {
269 if (ainfo->vid_en)
270 {
271 if (ainfo->wcvocc > ainfo->vocc) ainfo->wcvocc = ainfo->vocc;
272 if (ainfo->wcvlwm > vlwm) ainfo->wcvlwm = vlwm ;
273 ns = 1000000 * ainfo->vburst_size/(state->memory_width/8)/state->mclk_khz;
274 vfsize = ns * ainfo->vdrain_rate / 1000000;
275 vfsize = ainfo->wcvlwm - ainfo->vburst_size + vfsize;
276 }
277 if (state->enable_mp)
278 {
279 if (ainfo->wcmocc > ainfo->mocc) ainfo->wcmocc = ainfo->mocc;
280 }
281 if (ainfo->gr_en)
282 {
283 if (ainfo->wcglwm > glwm) ainfo->wcglwm = glwm ;
284 if (ainfo->wcgocc > ainfo->gocc) ainfo->wcgocc = ainfo->gocc;
285 ns = 1000000 * (ainfo->gburst_size/(state->memory_width/8))/state->mclk_khz;
286 gfsize = (ns * (long) ainfo->gdrain_rate)/1000000;
287 gfsize = ainfo->wcglwm - ainfo->gburst_size + gfsize;
288 }
289 mfsize = 0;
290 if (!state->gr_during_vid && ainfo->vid_en)
291 if (ainfo->vid_en && (ainfo->vocc < 0) && !ainfo->vid_only_once)
292 next = VIDEO;
293 else if (ainfo->mocc < 0)
294 next = MPORT;
295 else if (ainfo->gocc< ainfo->by_gfacc)
296 next = GRAPHICS;
297 else return (0);
298 else switch (ainfo->priority)
299 {
300 case VIDEO:
301 if (ainfo->vid_en && ainfo->vocc<0 && !ainfo->vid_only_once)
302 next = VIDEO;
303 else if (ainfo->gr_en && ainfo->gocc<0 && !ainfo->gr_only_once)
304 next = GRAPHICS;
305 else if (ainfo->mocc<0)
306 next = MPORT;
307 else return (0);
308 break;
309 case GRAPHICS:
310 if (ainfo->gr_en && ainfo->gocc<0 && !ainfo->gr_only_once)
311 next = GRAPHICS;
312 else if (ainfo->vid_en && ainfo->vocc<0 && !ainfo->vid_only_once)
313 next = VIDEO;
314 else if (ainfo->mocc<0)
315 next = MPORT;
316 else return (0);
317 break;
318 default:
319 if (ainfo->mocc<0)
320 next = MPORT;
321 else if (ainfo->gr_en && ainfo->gocc<0 && !ainfo->gr_only_once)
322 next = GRAPHICS;
323 else if (ainfo->vid_en && ainfo->vocc<0 && !ainfo->vid_only_once)
324 next = VIDEO;
325 else return (0);
326 break;
327 }
328 last = cur;
329 cur = next;
330 iter++;
331 switch (cur)
332 {
333 case VIDEO:
334 if (last==cur) misses = 0;
335 else if (ainfo->first_vacc) misses = vmisses;
336 else misses = 1;
337 ainfo->first_vacc = 0;
338 if (last!=cur)
339 {
340 ns = 1000000 * (vmisses*state->mem_page_miss + state->mem_latency)/state->mclk_khz;
341 vlwm = ns * ainfo->vdrain_rate/ 1000000;
342 vlwm = ainfo->vocc - vlwm;
343 }
344 ns = 1000000*(misses*state->mem_page_miss + ainfo->vburst_size)/(state->memory_width/8)/state->mclk_khz;
345 ainfo->vocc = ainfo->vocc + ainfo->vburst_size - ns*ainfo->vdrain_rate/1000000;
346 ainfo->gocc = ainfo->gocc - ns*ainfo->gdrain_rate/1000000;
347 ainfo->mocc = ainfo->mocc - ns*ainfo->mdrain_rate/1000000;
348 break;
349 case GRAPHICS:
350 if (last==cur) misses = 0;
351 else if (ainfo->first_gacc) misses = gmisses;
352 else misses = 1;
353 ainfo->first_gacc = 0;
354 if (last!=cur)
355 {
356 ns = 1000000*(gmisses*state->mem_page_miss + state->mem_latency)/state->mclk_khz ;
357 glwm = ns * ainfo->gdrain_rate/1000000;
358 glwm = ainfo->gocc - glwm;
359 }
360 ns = 1000000*(misses*state->mem_page_miss + ainfo->gburst_size/(state->memory_width/8))/state->mclk_khz;
361 ainfo->vocc = ainfo->vocc + 0 - ns*ainfo->vdrain_rate/1000000;
362 ainfo->gocc = ainfo->gocc + ainfo->gburst_size - ns*ainfo->gdrain_rate/1000000;
363 ainfo->mocc = ainfo->mocc + 0 - ns*ainfo->mdrain_rate/1000000;
364 break;
365 default:
366 if (last==cur) misses = 0;
367 else if (ainfo->first_macc) misses = mmisses;
368 else misses = 1;
369 ainfo->first_macc = 0;
370 ns = 1000000*(misses*state->mem_page_miss + mburst_size/(state->memory_width/8))/state->mclk_khz;
371 ainfo->vocc = ainfo->vocc + 0 - ns*ainfo->vdrain_rate/1000000;
372 ainfo->gocc = ainfo->gocc + 0 - ns*ainfo->gdrain_rate/1000000;
373 ainfo->mocc = ainfo->mocc + mburst_size - ns*ainfo->mdrain_rate/1000000;
374 break;
375 }
376 if (iter>100)
377 {
378 ainfo->converged = 0;
379 return (1);
380 }
381 ns = 1000000*ainfo->gburst_size/(state->memory_width/8)/state->mclk_khz;
382 tmp = ns * ainfo->gdrain_rate/1000000;
383 if (abs(ainfo->gburst_size) + ((abs(ainfo->wcglwm) + 16 ) & ~0x7) - tmp > max_gfsize)
384 {
385 ainfo->converged = 0;
386 return (1);
387 }
388 ns = 1000000*ainfo->vburst_size/(state->memory_width/8)/state->mclk_khz;
389 tmp = ns * ainfo->vdrain_rate/1000000;
390 if (abs(ainfo->vburst_size) + (abs(ainfo->wcvlwm + 32) & ~0xf) - tmp> VFIFO_SIZE)
391 {
392 ainfo->converged = 0;
393 return (1);
394 }
395 if (abs(ainfo->gocc) > max_gfsize)
396 {
397 ainfo->converged = 0;
398 return (1);
399 }
400 if (abs(ainfo->vocc) > VFIFO_SIZE)
401 {
402 ainfo->converged = 0;
403 return (1);
404 }
405 if (abs(ainfo->mocc) > MFIFO_SIZE)
406 {
407 ainfo->converged = 0;
408 return (1);
409 }
410 if (abs(vfsize) > VFIFO_SIZE)
411 {
412 ainfo->converged = 0;
413 return (1);
414 }
415 if (abs(gfsize) > max_gfsize)
416 {
417 ainfo->converged = 0;
418 return (1);
419 }
420 if (abs(mfsize) > MFIFO_SIZE)
421 {
422 ainfo->converged = 0;
423 return (1);
424 }
425 }
426 }
427 static char nv3_arb(nv3_fifo_info * res_info, nv3_sim_state * state, nv3_arb_info *ainfo)
428 {
429 long ens, vns, mns, gns;
430 int mmisses, gmisses, vmisses, eburst_size, mburst_size;
431 int refresh_cycle;
432
433 refresh_cycle = 2*(state->mclk_khz/state->pclk_khz) + 5;
434 mmisses = 2;
435 if (state->mem_aligned) gmisses = 2;
436 else gmisses = 3;
437 vmisses = 2;
438 eburst_size = state->memory_width * 1;
439 mburst_size = 32;
440 gns = 1000000 * (gmisses*state->mem_page_miss + state->mem_latency)/state->mclk_khz;
441 ainfo->by_gfacc = gns*ainfo->gdrain_rate/1000000;
442 ainfo->wcmocc = 0;
443 ainfo->wcgocc = 0;
444 ainfo->wcvocc = 0;
445 ainfo->wcvlwm = 0;
446 ainfo->wcglwm = 0;
447 ainfo->engine_en = 1;
448 ainfo->converged = 1;
449 if (ainfo->engine_en)
450 {
451 ens = 1000000*(state->mem_page_miss + eburst_size/(state->memory_width/8) +refresh_cycle)/state->mclk_khz;
452 ainfo->mocc = state->enable_mp ? 0-ens*ainfo->mdrain_rate/1000000 : 0;
453 ainfo->vocc = ainfo->vid_en ? 0-ens*ainfo->vdrain_rate/1000000 : 0;
454 ainfo->gocc = ainfo->gr_en ? 0-ens*ainfo->gdrain_rate/1000000 : 0;
455 ainfo->cur = ENGINE;
456 ainfo->first_vacc = 1;
457 ainfo->first_gacc = 1;
458 ainfo->first_macc = 1;
459 nv3_iterate(res_info, state,ainfo);
460 }
461 if (state->enable_mp)
462 {
463 mns = 1000000 * (mmisses*state->mem_page_miss + mburst_size/(state->memory_width/8) + refresh_cycle)/state->mclk_khz;
464 ainfo->mocc = state->enable_mp ? 0 : mburst_size - mns*ainfo->mdrain_rate/1000000;
465 ainfo->vocc = ainfo->vid_en ? 0 : 0- mns*ainfo->vdrain_rate/1000000;
466 ainfo->gocc = ainfo->gr_en ? 0: 0- mns*ainfo->gdrain_rate/1000000;
467 ainfo->cur = MPORT;
468 ainfo->first_vacc = 1;
469 ainfo->first_gacc = 1;
470 ainfo->first_macc = 0;
471 nv3_iterate(res_info, state,ainfo);
472 }
473 if (ainfo->gr_en)
474 {
475 ainfo->first_vacc = 1;
476 ainfo->first_gacc = 0;
477 ainfo->first_macc = 1;
478 gns = 1000000*(gmisses*state->mem_page_miss + ainfo->gburst_size/(state->memory_width/8) + refresh_cycle)/state->mclk_khz;
479 ainfo->gocc = ainfo->gburst_size - gns*ainfo->gdrain_rate/1000000;
480 ainfo->vocc = ainfo->vid_en? 0-gns*ainfo->vdrain_rate/1000000 : 0;
481 ainfo->mocc = state->enable_mp ? 0-gns*ainfo->mdrain_rate/1000000: 0;
482 ainfo->cur = GRAPHICS;
483 nv3_iterate(res_info, state,ainfo);
484 }
485 if (ainfo->vid_en)
486 {
487 ainfo->first_vacc = 0;
488 ainfo->first_gacc = 1;
489 ainfo->first_macc = 1;
490 vns = 1000000*(vmisses*state->mem_page_miss + ainfo->vburst_size/(state->memory_width/8) + refresh_cycle)/state->mclk_khz;
491 ainfo->vocc = ainfo->vburst_size - vns*ainfo->vdrain_rate/1000000;
492 ainfo->gocc = ainfo->gr_en? (0-vns*ainfo->gdrain_rate/1000000) : 0;
493 ainfo->mocc = state->enable_mp? 0-vns*ainfo->mdrain_rate/1000000 :0 ;
494 ainfo->cur = VIDEO;
495 nv3_iterate(res_info, state, ainfo);
496 }
497 if (ainfo->converged)
498 {
499 res_info->graphics_lwm = (int)abs(ainfo->wcglwm) + 16;
500 res_info->video_lwm = (int)abs(ainfo->wcvlwm) + 32;
501 res_info->graphics_burst_size = ainfo->gburst_size;
502 res_info->video_burst_size = ainfo->vburst_size;
503 res_info->graphics_hi_priority = (ainfo->priority == GRAPHICS);
504 res_info->media_hi_priority = (ainfo->priority == MPORT);
505 if (res_info->video_lwm > 160)
506 {
507 res_info->graphics_lwm = 256;
508 res_info->video_lwm = 128;
509 res_info->graphics_burst_size = 64;
510 res_info->video_burst_size = 64;
511 res_info->graphics_hi_priority = 0;
512 res_info->media_hi_priority = 0;
513 ainfo->converged = 0;
514 return (0);
515 }
516 if (res_info->video_lwm > 128)
517 {
518 res_info->video_lwm = 128;
519 }
520 return (1);
521 }
522 else
523 {
524 res_info->graphics_lwm = 256;
525 res_info->video_lwm = 128;
526 res_info->graphics_burst_size = 64;
527 res_info->video_burst_size = 64;
528 res_info->graphics_hi_priority = 0;
529 res_info->media_hi_priority = 0;
530 return (0);
531 }
532 }
533 static char nv3_get_param(nv3_fifo_info *res_info, nv3_sim_state * state, nv3_arb_info *ainfo)
534 {
535 int done, g,v, p;
536
537 done = 0;
538 for (p=0; p < 2; p++)
539 {
540 for (g=128 ; g > 32; g= g>> 1)
541 {
542 for (v=128; v >=32; v = v>> 1)
543 {
544 ainfo->priority = p;
545 ainfo->gburst_size = g;
546 ainfo->vburst_size = v;
547 done = nv3_arb(res_info, state,ainfo);
548 if (done && (g==128))
549 if ((res_info->graphics_lwm + g) > 256)
550 done = 0;
551 if (done)
552 goto Done;
553 }
554 }
555 }
556
557 Done:
558 return done;
559 }
560 static void nv3CalcArbitration
561 (
562 nv3_fifo_info * res_info,
563 nv3_sim_state * state
564 )
565 {
566 nv3_fifo_info save_info;
567 nv3_arb_info ainfo;
568 char res_gr, res_vid;
569
570 ainfo.gr_en = 1;
571 ainfo.vid_en = state->enable_video;
572 ainfo.vid_only_once = 0;
573 ainfo.gr_only_once = 0;
574 ainfo.gdrain_rate = (int) state->pclk_khz * (state->pix_bpp/8);
575 ainfo.vdrain_rate = (int) state->pclk_khz * 2;
576 if (state->video_scale != 0)
577 ainfo.vdrain_rate = ainfo.vdrain_rate/state->video_scale;
578 ainfo.mdrain_rate = 33000;
579 res_info->rtl_values = 0;
580 if (!state->gr_during_vid && state->enable_video)
581 {
582 ainfo.gr_only_once = 1;
583 ainfo.gr_en = 1;
584 ainfo.gdrain_rate = 0;
585 res_vid = nv3_get_param(res_info, state, &ainfo);
586 res_vid = ainfo.converged;
587 save_info.video_lwm = res_info->video_lwm;
588 save_info.video_burst_size = res_info->video_burst_size;
589 ainfo.vid_en = 1;
590 ainfo.vid_only_once = 1;
591 ainfo.gr_en = 1;
592 ainfo.gdrain_rate = (int) state->pclk_khz * (state->pix_bpp/8);
593 ainfo.vdrain_rate = 0;
594 res_gr = nv3_get_param(res_info, state, &ainfo);
595 res_gr = ainfo.converged;
596 res_info->video_lwm = save_info.video_lwm;
597 res_info->video_burst_size = save_info.video_burst_size;
598 res_info->valid = res_gr & res_vid;
599 }
600 else
601 {
602 if (!ainfo.gr_en) ainfo.gdrain_rate = 0;
603 if (!ainfo.vid_en) ainfo.vdrain_rate = 0;
604 res_gr = nv3_get_param(res_info, state, &ainfo);
605 res_info->valid = ainfo.converged;
606 }
607 }
608 static void nv3UpdateArbitrationSettings
609 (
610 unsigned VClk,
611 unsigned pixelDepth,
612 unsigned *burst,
613 unsigned *lwm,
614 RIVA_HW_INST *chip
615 )
616 {
617 nv3_fifo_info fifo_data;
618 nv3_sim_state sim_data;
619 unsigned int M, N, P, pll, MClk;
620
621 pll = NV_RD32(&chip->PRAMDAC0[0x00000504/4], 0);
622 M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F;
623 MClk = (N * chip->CrystalFreqKHz / M) >> P;
624 sim_data.pix_bpp = (char)pixelDepth;
625 sim_data.enable_video = 0;
626 sim_data.enable_mp = 0;
627 sim_data.video_scale = 1;
628 sim_data.memory_width = (NV_RD32(&chip->PEXTDEV[0x00000000/4], 0) & 0x10) ?
629 128 : 64;
630 sim_data.memory_width = 128;
631
632 sim_data.mem_latency = 9;
633 sim_data.mem_aligned = 1;
634 sim_data.mem_page_miss = 11;
635 sim_data.gr_during_vid = 0;
636 sim_data.pclk_khz = VClk;
637 sim_data.mclk_khz = MClk;
638 nv3CalcArbitration(&fifo_data, &sim_data);
639 if (fifo_data.valid)
640 {
641 int b = fifo_data.graphics_burst_size >> 4;
642 *burst = 0;
643 while (b >>= 1)
644 (*burst)++;
645 *lwm = fifo_data.graphics_lwm >> 3;
646 }
647 else
648 {
649 *lwm = 0x24;
650 *burst = 0x2;
651 }
652 }
653 static void nv4CalcArbitration
654 (
655 nv4_fifo_info *fifo,
656 nv4_sim_state *arb
657 )
658 {
659 int data, pagemiss, cas,width, video_enable, color_key_enable, bpp, align;
660 int nvclks, mclks, pclks, vpagemiss, crtpagemiss, vbs;
661 int found, mclk_extra, mclk_loop, cbs, m1, p1;
662 int mclk_freq, pclk_freq, nvclk_freq, mp_enable;
663 int us_m, us_n, us_p, video_drain_rate, crtc_drain_rate;
664 int vpm_us, us_video, vlwm, video_fill_us, cpm_us, us_crt,clwm;
665 int craw, vraw;
666
667 fifo->valid = 1;
668 pclk_freq = arb->pclk_khz;
669 mclk_freq = arb->mclk_khz;
670 nvclk_freq = arb->nvclk_khz;
671 pagemiss = arb->mem_page_miss;
672 cas = arb->mem_latency;
673 width = arb->memory_width >> 6;
674 video_enable = arb->enable_video;
675 color_key_enable = arb->gr_during_vid;
676 bpp = arb->pix_bpp;
677 align = arb->mem_aligned;
678 mp_enable = arb->enable_mp;
679 clwm = 0;
680 vlwm = 0;
681 cbs = 128;
682 pclks = 2;
683 nvclks = 2;
684 nvclks += 2;
685 nvclks += 1;
686 mclks = 5;
687 mclks += 3;
688 mclks += 1;
689 mclks += cas;
690 mclks += 1;
691 mclks += 1;
692 mclks += 1;
693 mclks += 1;
694 mclk_extra = 3;
695 nvclks += 2;
696 nvclks += 1;
697 nvclks += 1;
698 nvclks += 1;
699 if (mp_enable)
700 mclks+=4;
701 nvclks += 0;
702 pclks += 0;
703 found = 0;
704 vbs = 0;
705 while (found != 1)
706 {
707 fifo->valid = 1;
708 found = 1;
709 mclk_loop = mclks+mclk_extra;
710 us_m = mclk_loop *1000*1000 / mclk_freq;
711 us_n = nvclks*1000*1000 / nvclk_freq;
712 us_p = nvclks*1000*1000 / pclk_freq;
713 if (video_enable)
714 {
715 video_drain_rate = pclk_freq * 2;
716 crtc_drain_rate = pclk_freq * bpp/8;
717 vpagemiss = 2;
718 vpagemiss += 1;
719 crtpagemiss = 2;
720 vpm_us = (vpagemiss * pagemiss)*1000*1000/mclk_freq;
721 if (nvclk_freq * 2 > mclk_freq * width)
722 video_fill_us = cbs*1000*1000 / 16 / nvclk_freq ;
723 else
724 video_fill_us = cbs*1000*1000 / (8 * width) / mclk_freq;
725 us_video = vpm_us + us_m + us_n + us_p + video_fill_us;
726 vlwm = us_video * video_drain_rate/(1000*1000);
727 vlwm++;
728 vbs = 128;
729 if (vlwm > 128) vbs = 64;
730 if (vlwm > (256-64)) vbs = 32;
731 if (nvclk_freq * 2 > mclk_freq * width)
732 video_fill_us = vbs *1000*1000/ 16 / nvclk_freq ;
733 else
734 video_fill_us = vbs*1000*1000 / (8 * width) / mclk_freq;
735 cpm_us = crtpagemiss * pagemiss *1000*1000/ mclk_freq;
736 us_crt =
737 us_video
738 +video_fill_us
739 +cpm_us
740 +us_m + us_n +us_p
741 ;
742 clwm = us_crt * crtc_drain_rate/(1000*1000);
743 clwm++;
744 }
745 else
746 {
747 crtc_drain_rate = pclk_freq * bpp/8;
748 crtpagemiss = 2;
749 crtpagemiss += 1;
750 cpm_us = crtpagemiss * pagemiss *1000*1000/ mclk_freq;
751 us_crt = cpm_us + us_m + us_n + us_p ;
752 clwm = us_crt * crtc_drain_rate/(1000*1000);
753 clwm++;
754 }
755 m1 = clwm + cbs - 512;
756 p1 = m1 * pclk_freq / mclk_freq;
757 p1 = p1 * bpp / 8;
758 if ((p1 < m1) && (m1 > 0))
759 {
760 fifo->valid = 0;
761 found = 0;
762 if (mclk_extra ==0) found = 1;
763 mclk_extra--;
764 }
765 else if (video_enable)
766 {
767 if ((clwm > 511) || (vlwm > 255))
768 {
769 fifo->valid = 0;
770 found = 0;
771 if (mclk_extra ==0) found = 1;
772 mclk_extra--;
773 }
774 }
775 else
776 {
777 if (clwm > 519)
778 {
779 fifo->valid = 0;
780 found = 0;
781 if (mclk_extra ==0) found = 1;
782 mclk_extra--;
783 }
784 }
785 craw = clwm;
786 vraw = vlwm;
787 if (clwm < 384) clwm = 384;
788 if (vlwm < 128) vlwm = 128;
789 data = (int)(clwm);
790 fifo->graphics_lwm = data;
791 fifo->graphics_burst_size = 128;
792 data = (int)((vlwm+15));
793 fifo->video_lwm = data;
794 fifo->video_burst_size = vbs;
795 }
796 }
797 static void nv4UpdateArbitrationSettings
798 (
799 unsigned VClk,
800 unsigned pixelDepth,
801 unsigned *burst,
802 unsigned *lwm,
803 RIVA_HW_INST *chip
804 )
805 {
806 nv4_fifo_info fifo_data;
807 nv4_sim_state sim_data;
808 unsigned int M, N, P, pll, MClk, NVClk, cfg1;
809
810 pll = NV_RD32(&chip->PRAMDAC0[0x00000504/4], 0);
811 M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F;
812 MClk = (N * chip->CrystalFreqKHz / M) >> P;
813 pll = NV_RD32(&chip->PRAMDAC0[0x00000500/4], 0);
814 M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F;
815 NVClk = (N * chip->CrystalFreqKHz / M) >> P;
816 cfg1 = NV_RD32(&chip->PFB[0x00000204/4], 0);
817 sim_data.pix_bpp = (char)pixelDepth;
818 sim_data.enable_video = 0;
819 sim_data.enable_mp = 0;
820 sim_data.memory_width = (NV_RD32(&chip->PEXTDEV[0x00000000/4], 0) & 0x10) ?
821 128 : 64;
822 sim_data.mem_latency = (char)cfg1 & 0x0F;
823 sim_data.mem_aligned = 1;
824 sim_data.mem_page_miss = (char)(((cfg1 >> 4) &0x0F) + ((cfg1 >> 31) & 0x01));
825 sim_data.gr_during_vid = 0;
826 sim_data.pclk_khz = VClk;
827 sim_data.mclk_khz = MClk;
828 sim_data.nvclk_khz = NVClk;
829 nv4CalcArbitration(&fifo_data, &sim_data);
830 if (fifo_data.valid)
831 {
832 int b = fifo_data.graphics_burst_size >> 4;
833 *burst = 0;
834 while (b >>= 1)
835 (*burst)++;
836 *lwm = fifo_data.graphics_lwm >> 3;
837 }
838 }
839 static void nv10CalcArbitration
840 (
841 nv10_fifo_info *fifo,
842 nv10_sim_state *arb
843 )
844 {
845 int data, pagemiss, cas,width, video_enable, color_key_enable, bpp, align;
846 int nvclks, mclks, pclks, vpagemiss, crtpagemiss, vbs;
847 int nvclk_fill, us_extra;
848 int found, mclk_extra, mclk_loop, cbs, m1;
849 int mclk_freq, pclk_freq, nvclk_freq, mp_enable;
850 int us_m, us_m_min, us_n, us_p, video_drain_rate, crtc_drain_rate;
851 int vus_m, vus_n, vus_p;
852 int vpm_us, us_video, vlwm, cpm_us, us_crt,clwm;
853 int clwm_rnd_down;
854 int craw, m2us, us_pipe, us_pipe_min, vus_pipe, p1clk, p2;
855 int pclks_2_top_fifo, min_mclk_extra;
856 int us_min_mclk_extra;
857
858 fifo->valid = 1;
859 pclk_freq = arb->pclk_khz; /* freq in KHz */
860 mclk_freq = arb->mclk_khz;
861 nvclk_freq = arb->nvclk_khz;
862 pagemiss = arb->mem_page_miss;
863 cas = arb->mem_latency;
864 width = arb->memory_width/64;
865 video_enable = arb->enable_video;
866 color_key_enable = arb->gr_during_vid;
867 bpp = arb->pix_bpp;
868 align = arb->mem_aligned;
869 mp_enable = arb->enable_mp;
870 clwm = 0;
871 vlwm = 1024;
872
873 cbs = 512;
874 vbs = 512;
875
876 pclks = 4; /* lwm detect. */
877
878 nvclks = 3; /* lwm -> sync. */
879 nvclks += 2; /* fbi bus cycles (1 req + 1 busy) */
880
881 mclks = 1; /* 2 edge sync. may be very close to edge so just put one. */
882
883 mclks += 1; /* arb_hp_req */
884 mclks += 5; /* ap_hp_req tiling pipeline */
885
886 mclks += 2; /* tc_req latency fifo */
887 mclks += 2; /* fb_cas_n_ memory request to fbio block */
888 mclks += 7; /* sm_d_rdv data returned from fbio block */
889
890 /* fb.rd.d.Put_gc need to accumulate 256 bits for read */
891 if (arb->memory_type == 0)
892 if (arb->memory_width == 64) /* 64 bit bus */
893 mclks += 4;
894 else
895 mclks += 2;
896 else
897 if (arb->memory_width == 64) /* 64 bit bus */
898 mclks += 2;
899 else
900 mclks += 1;
901
902 if ((!video_enable) && (arb->memory_width == 128))
903 {
904 mclk_extra = (bpp == 32) ? 31 : 42; /* Margin of error */
905 min_mclk_extra = 17;
906 }
907 else
908 {
909 mclk_extra = (bpp == 32) ? 8 : 4; /* Margin of error */
910 /* mclk_extra = 4; */ /* Margin of error */
911 min_mclk_extra = 18;
912 }
913
914 nvclks += 1; /* 2 edge sync. may be very close to edge so just put one. */
915 nvclks += 1; /* fbi_d_rdv_n */
916 nvclks += 1; /* Fbi_d_rdata */
917 nvclks += 1; /* crtfifo load */
918
919 if(mp_enable)
920 mclks+=4; /* Mp can get in with a burst of 8. */
921 /* Extra clocks determined by heuristics */
922
923 nvclks += 0;
924 pclks += 0;
925 found = 0;
926 while(found != 1) {
927 fifo->valid = 1;
928 found = 1;
929 mclk_loop = mclks+mclk_extra;
930 us_m = mclk_loop *1000*1000 / mclk_freq; /* Mclk latency in us */
931 us_m_min = mclks * 1000*1000 / mclk_freq; /* Minimum Mclk latency in us */
932 us_min_mclk_extra = min_mclk_extra *1000*1000 / mclk_freq;
933 us_n = nvclks*1000*1000 / nvclk_freq;/* nvclk latency in us */
934 us_p = pclks*1000*1000 / pclk_freq;/* nvclk latency in us */
935 us_pipe = us_m + us_n + us_p;
936 us_pipe_min = us_m_min + us_n + us_p;
937 us_extra = 0;
938
939 vus_m = mclk_loop *1000*1000 / mclk_freq; /* Mclk latency in us */
940 vus_n = (4)*1000*1000 / nvclk_freq;/* nvclk latency in us */
941 vus_p = 0*1000*1000 / pclk_freq;/* pclk latency in us */
942 vus_pipe = vus_m + vus_n + vus_p;
943
944 if(video_enable) {
945 video_drain_rate = pclk_freq * 4; /* MB/s */
946 crtc_drain_rate = pclk_freq * bpp/8; /* MB/s */
947
948 vpagemiss = 1; /* self generating page miss */
949 vpagemiss += 1; /* One higher priority before */
950
951 crtpagemiss = 2; /* self generating page miss */
952 if(mp_enable)
953 crtpagemiss += 1; /* if MA0 conflict */
954
955 vpm_us = (vpagemiss * pagemiss)*1000*1000/mclk_freq;
956
957 us_video = vpm_us + vus_m; /* Video has separate read return path */
958
959 cpm_us = crtpagemiss * pagemiss *1000*1000/ mclk_freq;
960 us_crt =
961 us_video /* Wait for video */
962 +cpm_us /* CRT Page miss */
963 +us_m + us_n +us_p /* other latency */
964 ;
965
966 clwm = us_crt * crtc_drain_rate/(1000*1000);
967 clwm++; /* fixed point <= float_point - 1. Fixes that */
968 } else {
969 crtc_drain_rate = pclk_freq * bpp/8; /* bpp * pclk/8 */
970
971 crtpagemiss = 1; /* self generating page miss */
972 crtpagemiss += 1; /* MA0 page miss */
973 if(mp_enable)
974 crtpagemiss += 1; /* if MA0 conflict */
975 cpm_us = crtpagemiss * pagemiss *1000*1000/ mclk_freq;
976 us_crt = cpm_us + us_m + us_n + us_p ;
977 clwm = us_crt * crtc_drain_rate/(1000*1000);
978 clwm++; /* fixed point <= float_point - 1. Fixes that */
979
980 /*
981 //
982 // Another concern, only for high pclks so don't do this
983 // with video:
984 // What happens if the latency to fetch the cbs is so large that
985 // fifo empties. In that case we need to have an alternate clwm value
986 // based off the total burst fetch
987 //
988 us_crt = (cbs * 1000 * 1000)/ (8*width)/mclk_freq ;
989 us_crt = us_crt + us_m + us_n + us_p + (4 * 1000 * 1000)/mclk_freq;
990 clwm_mt = us_crt * crtc_drain_rate/(1000*1000);
991 clwm_mt ++;
992 if(clwm_mt > clwm)
993 clwm = clwm_mt;
994 */
995 /* Finally, a heuristic check when width == 64 bits */
996 if(width == 1){
997 nvclk_fill = nvclk_freq * 8;
998 if(crtc_drain_rate * 100 >= nvclk_fill * 102)
999 clwm = 0xfff; /*Large number to fail */
1000
1001 else if(crtc_drain_rate * 100 >= nvclk_fill * 98) {
1002 clwm = 1024;
1003 cbs = 512;
1004 us_extra = (cbs * 1000 * 1000)/ (8*width)/mclk_freq ;
1005 }
1006 }
1007 }
1008
1009
1010 /*
1011 Overfill check:
1012
1013 */
1014
1015 clwm_rnd_down = ((int)clwm/8)*8;
1016 if (clwm_rnd_down < clwm)
1017 clwm += 8;
1018
1019 m1 = clwm + cbs - 1024; /* Amount of overfill */
1020 m2us = us_pipe_min + us_min_mclk_extra;
1021 pclks_2_top_fifo = (1024-clwm)/(8*width);
1022
1023 /* pclk cycles to drain */
1024 p1clk = m2us * pclk_freq/(1000*1000);
1025 p2 = p1clk * bpp / 8; /* bytes drained. */
1026
1027 if((p2 < m1) && (m1 > 0)) {
1028 fifo->valid = 0;
1029 found = 0;
1030 if(min_mclk_extra == 0) {
1031 if(cbs <= 32) {
1032 found = 1; /* Can't adjust anymore! */
1033 } else {
1034 cbs = cbs/2; /* reduce the burst size */
1035 }
1036 } else {
1037 min_mclk_extra--;
1038 }
1039 } else {
1040 if (clwm > 1023){ /* Have some margin */
1041 fifo->valid = 0;
1042 found = 0;
1043 if(min_mclk_extra == 0)
1044 found = 1; /* Can't adjust anymore! */
1045 else
1046 min_mclk_extra--;
1047 }
1048 }
1049 craw = clwm;
1050
1051 if(clwm < (1024-cbs+8)) clwm = 1024-cbs+8;
1052 data = (int)(clwm);
1053 /* printf("CRT LWM: %f bytes, prog: 0x%x, bs: 256\n", clwm, data ); */
1054 fifo->graphics_lwm = data; fifo->graphics_burst_size = cbs;
1055
1056 /* printf("VID LWM: %f bytes, prog: 0x%x, bs: %d\n, ", vlwm, data, vbs ); */
1057 fifo->video_lwm = 1024; fifo->video_burst_size = 512;
1058 }
1059 }
1060 static void nv10UpdateArbitrationSettings
1061 (
1062 unsigned VClk,
1063 unsigned pixelDepth,
1064 unsigned *burst,
1065 unsigned *lwm,
1066 RIVA_HW_INST *chip
1067 )
1068 {
1069 nv10_fifo_info fifo_data;
1070 nv10_sim_state sim_data;
1071 unsigned int M, N, P, pll, MClk, NVClk, cfg1;
1072
1073 pll = NV_RD32(&chip->PRAMDAC0[0x00000504/4], 0);
1074 M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F;
1075 MClk = (N * chip->CrystalFreqKHz / M) >> P;
1076 pll = NV_RD32(&chip->PRAMDAC0[0x00000500/4], 0);
1077 M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F;
1078 NVClk = (N * chip->CrystalFreqKHz / M) >> P;
1079 cfg1 = NV_RD32(&chip->PFB[0x00000204/4], 0);
1080 sim_data.pix_bpp = (char)pixelDepth;
1081 sim_data.enable_video = 0;
1082 sim_data.enable_mp = 0;
1083 sim_data.memory_type = (NV_RD32(&chip->PFB[0x00000200/4], 0) & 0x01) ?
1084 1 : 0;
1085 sim_data.memory_width = (NV_RD32(&chip->PEXTDEV[0x00000000/4], 0) & 0x10) ?
1086 128 : 64;
1087 sim_data.mem_latency = (char)cfg1 & 0x0F;
1088 sim_data.mem_aligned = 1;
1089 sim_data.mem_page_miss = (char)(((cfg1 >> 4) &0x0F) + ((cfg1 >> 31) & 0x01));
1090 sim_data.gr_during_vid = 0;
1091 sim_data.pclk_khz = VClk;
1092 sim_data.mclk_khz = MClk;
1093 sim_data.nvclk_khz = NVClk;
1094 nv10CalcArbitration(&fifo_data, &sim_data);
1095 if (fifo_data.valid)
1096 {
1097 int b = fifo_data.graphics_burst_size >> 4;
1098 *burst = 0;
1099 while (b >>= 1)
1100 (*burst)++;
1101 *lwm = fifo_data.graphics_lwm >> 3;
1102 }
1103 }
1104
1105 static void nForceUpdateArbitrationSettings
1106 (
1107 unsigned VClk,
1108 unsigned pixelDepth,
1109 unsigned *burst,
1110 unsigned *lwm,
1111 RIVA_HW_INST *chip,
1112 struct pci_dev *pdev
1113 )
1114 {
1115 nv10_fifo_info fifo_data;
1116 nv10_sim_state sim_data;
1117 unsigned int M, N, P, pll, MClk, NVClk;
1118 unsigned int uMClkPostDiv;
1119 struct pci_dev *dev;
1120 int domain = pci_domain_nr(pdev->bus);
1121
1122 dev = pci_get_domain_bus_and_slot(domain, 0, 3);
1123 pci_read_config_dword(dev, 0x6C, &uMClkPostDiv);
1124 pci_dev_put(dev);
1125 uMClkPostDiv = (uMClkPostDiv >> 8) & 0xf;
1126
1127 if(!uMClkPostDiv) uMClkPostDiv = 4;
1128 MClk = 400000 / uMClkPostDiv;
1129
1130 pll = NV_RD32(&chip->PRAMDAC0[0x00000500/4], 0);
1131 M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F;
1132 NVClk = (N * chip->CrystalFreqKHz / M) >> P;
1133 sim_data.pix_bpp = (char)pixelDepth;
1134 sim_data.enable_video = 0;
1135 sim_data.enable_mp = 0;
1136
1137 dev = pci_get_domain_bus_and_slot(domain, 0, 1);
1138 pci_read_config_dword(dev, 0x7C, &sim_data.memory_type);
1139 pci_dev_put(dev);
1140 sim_data.memory_type = (sim_data.memory_type >> 12) & 1;
1141
1142 sim_data.memory_width = 64;
1143 sim_data.mem_latency = 3;
1144 sim_data.mem_aligned = 1;
1145 sim_data.mem_page_miss = 10;
1146 sim_data.gr_during_vid = 0;
1147 sim_data.pclk_khz = VClk;
1148 sim_data.mclk_khz = MClk;
1149 sim_data.nvclk_khz = NVClk;
1150 nv10CalcArbitration(&fifo_data, &sim_data);
1151 if (fifo_data.valid)
1152 {
1153 int b = fifo_data.graphics_burst_size >> 4;
1154 *burst = 0;
1155 while (b >>= 1)
1156 (*burst)++;
1157 *lwm = fifo_data.graphics_lwm >> 3;
1158 }
1159 }
1160
1161 /****************************************************************************\
1162 * *
1163 * RIVA Mode State Routines *
1164 * *
1165 \****************************************************************************/
1166
1167 /*
1168 * Calculate the Video Clock parameters for the PLL.
1169 */
1170 static int CalcVClock
1171 (
1172 int clockIn,
1173 int *clockOut,
1174 int *mOut,
1175 int *nOut,
1176 int *pOut,
1177 RIVA_HW_INST *chip
1178 )
1179 {
1180 unsigned lowM, highM, highP;
1181 unsigned DeltaNew, DeltaOld;
1182 unsigned VClk, Freq;
1183 unsigned M, N, P;
1184
1185 DeltaOld = 0xFFFFFFFF;
1186
1187 VClk = (unsigned)clockIn;
1188
1189 if (chip->CrystalFreqKHz == 13500)
1190 {
1191 lowM = 7;
1192 highM = 13 - (chip->Architecture == NV_ARCH_03);
1193 }
1194 else
1195 {
1196 lowM = 8;
1197 highM = 14 - (chip->Architecture == NV_ARCH_03);
1198 }
1199
1200 highP = 4 - (chip->Architecture == NV_ARCH_03);
1201 for (P = 0; P <= highP; P ++)
1202 {
1203 Freq = VClk << P;
1204 if ((Freq >= 128000) && (Freq <= chip->MaxVClockFreqKHz))
1205 {
1206 for (M = lowM; M <= highM; M++)
1207 {
1208 N = (VClk << P) * M / chip->CrystalFreqKHz;
1209 if(N <= 255) {
1210 Freq = (chip->CrystalFreqKHz * N / M) >> P;
1211 if (Freq > VClk)
1212 DeltaNew = Freq - VClk;
1213 else
1214 DeltaNew = VClk - Freq;
1215 if (DeltaNew < DeltaOld)
1216 {
1217 *mOut = M;
1218 *nOut = N;
1219 *pOut = P;
1220 *clockOut = Freq;
1221 DeltaOld = DeltaNew;
1222 }
1223 }
1224 }
1225 }
1226 }
1227
1228 /* non-zero: M/N/P/clock values assigned. zero: error (not set) */
1229 return (DeltaOld != 0xFFFFFFFF);
1230 }
1231 /*
1232 * Calculate extended mode parameters (SVGA) and save in a
1233 * mode state structure.
1234 */
1235 int CalcStateExt
1236 (
1237 RIVA_HW_INST *chip,
1238 RIVA_HW_STATE *state,
1239 struct pci_dev *pdev,
1240 int bpp,
1241 int width,
1242 int hDisplaySize,
1243 int height,
1244 int dotClock
1245 )
1246 {
1247 int pixelDepth;
1248 int uninitialized_var(VClk),uninitialized_var(m),
1249 uninitialized_var(n), uninitialized_var(p);
1250
1251 /*
1252 * Save mode parameters.
1253 */
1254 state->bpp = bpp; /* this is not bitsPerPixel, it's 8,15,16,32 */
1255 state->width = width;
1256 state->height = height;
1257 /*
1258 * Extended RIVA registers.
1259 */
1260 pixelDepth = (bpp + 1)/8;
1261 if (!CalcVClock(dotClock, &VClk, &m, &n, &p, chip))
1262 return -EINVAL;
1263
1264 switch (chip->Architecture)
1265 {
1266 case NV_ARCH_03:
1267 nv3UpdateArbitrationSettings(VClk,
1268 pixelDepth * 8,
1269 &(state->arbitration0),
1270 &(state->arbitration1),
1271 chip);
1272 state->cursor0 = 0x00;
1273 state->cursor1 = 0x78;
1274 state->cursor2 = 0x00000000;
1275 state->pllsel = 0x10010100;
1276 state->config = ((width + 31)/32)
1277 | (((pixelDepth > 2) ? 3 : pixelDepth) << 8)
1278 | 0x1000;
1279 state->general = 0x00100100;
1280 state->repaint1 = hDisplaySize < 1280 ? 0x06 : 0x02;
1281 break;
1282 case NV_ARCH_04:
1283 nv4UpdateArbitrationSettings(VClk,
1284 pixelDepth * 8,
1285 &(state->arbitration0),
1286 &(state->arbitration1),
1287 chip);
1288 state->cursor0 = 0x00;
1289 state->cursor1 = 0xFC;
1290 state->cursor2 = 0x00000000;
1291 state->pllsel = 0x10000700;
1292 state->config = 0x00001114;
1293 state->general = bpp == 16 ? 0x00101100 : 0x00100100;
1294 state->repaint1 = hDisplaySize < 1280 ? 0x04 : 0x00;
1295 break;
1296 case NV_ARCH_10:
1297 case NV_ARCH_20:
1298 case NV_ARCH_30:
1299 if((chip->Chipset == NV_CHIP_IGEFORCE2) ||
1300 (chip->Chipset == NV_CHIP_0x01F0))
1301 {
1302 nForceUpdateArbitrationSettings(VClk,
1303 pixelDepth * 8,
1304 &(state->arbitration0),
1305 &(state->arbitration1),
1306 chip, pdev);
1307 } else {
1308 nv10UpdateArbitrationSettings(VClk,
1309 pixelDepth * 8,
1310 &(state->arbitration0),
1311 &(state->arbitration1),
1312 chip);
1313 }
1314 state->cursor0 = 0x80 | (chip->CursorStart >> 17);
1315 state->cursor1 = (chip->CursorStart >> 11) << 2;
1316 state->cursor2 = chip->CursorStart >> 24;
1317 state->pllsel = 0x10000700;
1318 state->config = NV_RD32(&chip->PFB[0x00000200/4], 0);
1319 state->general = bpp == 16 ? 0x00101100 : 0x00100100;
1320 state->repaint1 = hDisplaySize < 1280 ? 0x04 : 0x00;
1321 break;
1322 }
1323
1324 /* Paul Richards: below if block borks things in kernel for some reason */
1325 /* Tony: Below is needed to set hardware in DirectColor */
1326 if((bpp != 8) && (chip->Architecture != NV_ARCH_03))
1327 state->general |= 0x00000030;
1328
1329 state->vpll = (p << 16) | (n << 8) | m;
1330 state->repaint0 = (((width/8)*pixelDepth) & 0x700) >> 3;
1331 state->pixel = pixelDepth > 2 ? 3 : pixelDepth;
1332 state->offset0 =
1333 state->offset1 =
1334 state->offset2 =
1335 state->offset3 = 0;
1336 state->pitch0 =
1337 state->pitch1 =
1338 state->pitch2 =
1339 state->pitch3 = pixelDepth * width;
1340
1341 return 0;
1342 }
1343 /*
1344 * Load fixed function state and pre-calculated/stored state.
1345 */
1346 #if 0
1347 #define LOAD_FIXED_STATE(tbl,dev) \
1348 for (i = 0; i < sizeof(tbl##Table##dev)/8; i++) \
1349 chip->dev[tbl##Table##dev[i][0]] = tbl##Table##dev[i][1]
1350 #define LOAD_FIXED_STATE_8BPP(tbl,dev) \
1351 for (i = 0; i < sizeof(tbl##Table##dev##_8BPP)/8; i++) \
1352 chip->dev[tbl##Table##dev##_8BPP[i][0]] = tbl##Table##dev##_8BPP[i][1]
1353 #define LOAD_FIXED_STATE_15BPP(tbl,dev) \
1354 for (i = 0; i < sizeof(tbl##Table##dev##_15BPP)/8; i++) \
1355 chip->dev[tbl##Table##dev##_15BPP[i][0]] = tbl##Table##dev##_15BPP[i][1]
1356 #define LOAD_FIXED_STATE_16BPP(tbl,dev) \
1357 for (i = 0; i < sizeof(tbl##Table##dev##_16BPP)/8; i++) \
1358 chip->dev[tbl##Table##dev##_16BPP[i][0]] = tbl##Table##dev##_16BPP[i][1]
1359 #define LOAD_FIXED_STATE_32BPP(tbl,dev) \
1360 for (i = 0; i < sizeof(tbl##Table##dev##_32BPP)/8; i++) \
1361 chip->dev[tbl##Table##dev##_32BPP[i][0]] = tbl##Table##dev##_32BPP[i][1]
1362 #endif
1363
1364 #define LOAD_FIXED_STATE(tbl,dev) \
1365 for (i = 0; i < sizeof(tbl##Table##dev)/8; i++) \
1366 NV_WR32(&chip->dev[tbl##Table##dev[i][0]], 0, tbl##Table##dev[i][1])
1367 #define LOAD_FIXED_STATE_8BPP(tbl,dev) \
1368 for (i = 0; i < sizeof(tbl##Table##dev##_8BPP)/8; i++) \
1369 NV_WR32(&chip->dev[tbl##Table##dev##_8BPP[i][0]], 0, tbl##Table##dev##_8BPP[i][1])
1370 #define LOAD_FIXED_STATE_15BPP(tbl,dev) \
1371 for (i = 0; i < sizeof(tbl##Table##dev##_15BPP)/8; i++) \
1372 NV_WR32(&chip->dev[tbl##Table##dev##_15BPP[i][0]], 0, tbl##Table##dev##_15BPP[i][1])
1373 #define LOAD_FIXED_STATE_16BPP(tbl,dev) \
1374 for (i = 0; i < sizeof(tbl##Table##dev##_16BPP)/8; i++) \
1375 NV_WR32(&chip->dev[tbl##Table##dev##_16BPP[i][0]], 0, tbl##Table##dev##_16BPP[i][1])
1376 #define LOAD_FIXED_STATE_32BPP(tbl,dev) \
1377 for (i = 0; i < sizeof(tbl##Table##dev##_32BPP)/8; i++) \
1378 NV_WR32(&chip->dev[tbl##Table##dev##_32BPP[i][0]], 0, tbl##Table##dev##_32BPP[i][1])
1379
1380 static void UpdateFifoState
1381 (
1382 RIVA_HW_INST *chip
1383 )
1384 {
1385 int i;
1386
1387 switch (chip->Architecture)
1388 {
1389 case NV_ARCH_04:
1390 LOAD_FIXED_STATE(nv4,FIFO);
1391 chip->Tri03 = NULL;
1392 chip->Tri05 = (RivaTexturedTriangle05 __iomem *)&(chip->FIFO[0x0000E000/4]);
1393 break;
1394 case NV_ARCH_10:
1395 case NV_ARCH_20:
1396 case NV_ARCH_30:
1397 /*
1398 * Initialize state for the RivaTriangle3D05 routines.
1399 */
1400 LOAD_FIXED_STATE(nv10tri05,PGRAPH);
1401 LOAD_FIXED_STATE(nv10,FIFO);
1402 chip->Tri03 = NULL;
1403 chip->Tri05 = (RivaTexturedTriangle05 __iomem *)&(chip->FIFO[0x0000E000/4]);
1404 break;
1405 }
1406 }
1407 static void LoadStateExt
1408 (
1409 RIVA_HW_INST *chip,
1410 RIVA_HW_STATE *state
1411 )
1412 {
1413 int i;
1414
1415 /*
1416 * Load HW fixed function state.
1417 */
1418 LOAD_FIXED_STATE(Riva,PMC);
1419 LOAD_FIXED_STATE(Riva,PTIMER);
1420 switch (chip->Architecture)
1421 {
1422 case NV_ARCH_03:
1423 /*
1424 * Make sure frame buffer config gets set before loading PRAMIN.
1425 */
1426 NV_WR32(chip->PFB, 0x00000200, state->config);
1427 LOAD_FIXED_STATE(nv3,PFIFO);
1428 LOAD_FIXED_STATE(nv3,PRAMIN);
1429 LOAD_FIXED_STATE(nv3,PGRAPH);
1430 switch (state->bpp)
1431 {
1432 case 15:
1433 case 16:
1434 LOAD_FIXED_STATE_15BPP(nv3,PRAMIN);
1435 LOAD_FIXED_STATE_15BPP(nv3,PGRAPH);
1436 chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]);
1437 break;
1438 case 24:
1439 case 32:
1440 LOAD_FIXED_STATE_32BPP(nv3,PRAMIN);
1441 LOAD_FIXED_STATE_32BPP(nv3,PGRAPH);
1442 chip->Tri03 = NULL;
1443 break;
1444 case 8:
1445 default:
1446 LOAD_FIXED_STATE_8BPP(nv3,PRAMIN);
1447 LOAD_FIXED_STATE_8BPP(nv3,PGRAPH);
1448 chip->Tri03 = NULL;
1449 break;
1450 }
1451 for (i = 0x00000; i < 0x00800; i++)
1452 NV_WR32(&chip->PRAMIN[0x00000502 + i], 0, (i << 12) | 0x03);
1453 NV_WR32(chip->PGRAPH, 0x00000630, state->offset0);
1454 NV_WR32(chip->PGRAPH, 0x00000634, state->offset1);
1455 NV_WR32(chip->PGRAPH, 0x00000638, state->offset2);
1456 NV_WR32(chip->PGRAPH, 0x0000063C, state->offset3);
1457 NV_WR32(chip->PGRAPH, 0x00000650, state->pitch0);
1458 NV_WR32(chip->PGRAPH, 0x00000654, state->pitch1);
1459 NV_WR32(chip->PGRAPH, 0x00000658, state->pitch2);
1460 NV_WR32(chip->PGRAPH, 0x0000065C, state->pitch3);
1461 break;
1462 case NV_ARCH_04:
1463 /*
1464 * Make sure frame buffer config gets set before loading PRAMIN.
1465 */
1466 NV_WR32(chip->PFB, 0x00000200, state->config);
1467 LOAD_FIXED_STATE(nv4,PFIFO);
1468 LOAD_FIXED_STATE(nv4,PRAMIN);
1469 LOAD_FIXED_STATE(nv4,PGRAPH);
1470 switch (state->bpp)
1471 {
1472 case 15:
1473 LOAD_FIXED_STATE_15BPP(nv4,PRAMIN);
1474 LOAD_FIXED_STATE_15BPP(nv4,PGRAPH);
1475 chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]);
1476 break;
1477 case 16:
1478 LOAD_FIXED_STATE_16BPP(nv4,PRAMIN);
1479 LOAD_FIXED_STATE_16BPP(nv4,PGRAPH);
1480 chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]);
1481 break;
1482 case 24:
1483 case 32:
1484 LOAD_FIXED_STATE_32BPP(nv4,PRAMIN);
1485 LOAD_FIXED_STATE_32BPP(nv4,PGRAPH);
1486 chip->Tri03 = NULL;
1487 break;
1488 case 8:
1489 default:
1490 LOAD_FIXED_STATE_8BPP(nv4,PRAMIN);
1491 LOAD_FIXED_STATE_8BPP(nv4,PGRAPH);
1492 chip->Tri03 = NULL;
1493 break;
1494 }
1495 NV_WR32(chip->PGRAPH, 0x00000640, state->offset0);
1496 NV_WR32(chip->PGRAPH, 0x00000644, state->offset1);
1497 NV_WR32(chip->PGRAPH, 0x00000648, state->offset2);
1498 NV_WR32(chip->PGRAPH, 0x0000064C, state->offset3);
1499 NV_WR32(chip->PGRAPH, 0x00000670, state->pitch0);
1500 NV_WR32(chip->PGRAPH, 0x00000674, state->pitch1);
1501 NV_WR32(chip->PGRAPH, 0x00000678, state->pitch2);
1502 NV_WR32(chip->PGRAPH, 0x0000067C, state->pitch3);
1503 break;
1504 case NV_ARCH_10:
1505 case NV_ARCH_20:
1506 case NV_ARCH_30:
1507 if(chip->twoHeads) {
1508 VGA_WR08(chip->PCIO, 0x03D4, 0x44);
1509 VGA_WR08(chip->PCIO, 0x03D5, state->crtcOwner);
1510 chip->LockUnlock(chip, 0);
1511 }
1512
1513 LOAD_FIXED_STATE(nv10,PFIFO);
1514 LOAD_FIXED_STATE(nv10,PRAMIN);
1515 LOAD_FIXED_STATE(nv10,PGRAPH);
1516 switch (state->bpp)
1517 {
1518 case 15:
1519 LOAD_FIXED_STATE_15BPP(nv10,PRAMIN);
1520 LOAD_FIXED_STATE_15BPP(nv10,PGRAPH);
1521 chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]);
1522 break;
1523 case 16:
1524 LOAD_FIXED_STATE_16BPP(nv10,PRAMIN);
1525 LOAD_FIXED_STATE_16BPP(nv10,PGRAPH);
1526 chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]);
1527 break;
1528 case 24:
1529 case 32:
1530 LOAD_FIXED_STATE_32BPP(nv10,PRAMIN);
1531 LOAD_FIXED_STATE_32BPP(nv10,PGRAPH);
1532 chip->Tri03 = NULL;
1533 break;
1534 case 8:
1535 default:
1536 LOAD_FIXED_STATE_8BPP(nv10,PRAMIN);
1537 LOAD_FIXED_STATE_8BPP(nv10,PGRAPH);
1538 chip->Tri03 = NULL;
1539 break;
1540 }
1541
1542 if(chip->Architecture == NV_ARCH_10) {
1543 NV_WR32(chip->PGRAPH, 0x00000640, state->offset0);
1544 NV_WR32(chip->PGRAPH, 0x00000644, state->offset1);
1545 NV_WR32(chip->PGRAPH, 0x00000648, state->offset2);
1546 NV_WR32(chip->PGRAPH, 0x0000064C, state->offset3);
1547 NV_WR32(chip->PGRAPH, 0x00000670, state->pitch0);
1548 NV_WR32(chip->PGRAPH, 0x00000674, state->pitch1);
1549 NV_WR32(chip->PGRAPH, 0x00000678, state->pitch2);
1550 NV_WR32(chip->PGRAPH, 0x0000067C, state->pitch3);
1551 NV_WR32(chip->PGRAPH, 0x00000680, state->pitch3);
1552 } else {
1553 NV_WR32(chip->PGRAPH, 0x00000820, state->offset0);
1554 NV_WR32(chip->PGRAPH, 0x00000824, state->offset1);
1555 NV_WR32(chip->PGRAPH, 0x00000828, state->offset2);
1556 NV_WR32(chip->PGRAPH, 0x0000082C, state->offset3);
1557 NV_WR32(chip->PGRAPH, 0x00000850, state->pitch0);
1558 NV_WR32(chip->PGRAPH, 0x00000854, state->pitch1);
1559 NV_WR32(chip->PGRAPH, 0x00000858, state->pitch2);
1560 NV_WR32(chip->PGRAPH, 0x0000085C, state->pitch3);
1561 NV_WR32(chip->PGRAPH, 0x00000860, state->pitch3);
1562 NV_WR32(chip->PGRAPH, 0x00000864, state->pitch3);
1563 NV_WR32(chip->PGRAPH, 0x000009A4, NV_RD32(chip->PFB, 0x00000200));
1564 NV_WR32(chip->PGRAPH, 0x000009A8, NV_RD32(chip->PFB, 0x00000204));
1565 }
1566 if(chip->twoHeads) {
1567 NV_WR32(chip->PCRTC0, 0x00000860, state->head);
1568 NV_WR32(chip->PCRTC0, 0x00002860, state->head2);
1569 }
1570 NV_WR32(chip->PRAMDAC, 0x00000404, NV_RD32(chip->PRAMDAC, 0x00000404) | (1 << 25));
1571
1572 NV_WR32(chip->PMC, 0x00008704, 1);
1573 NV_WR32(chip->PMC, 0x00008140, 0);
1574 NV_WR32(chip->PMC, 0x00008920, 0);
1575 NV_WR32(chip->PMC, 0x00008924, 0);
1576 NV_WR32(chip->PMC, 0x00008908, 0x01ffffff);
1577 NV_WR32(chip->PMC, 0x0000890C, 0x01ffffff);
1578 NV_WR32(chip->PMC, 0x00001588, 0);
1579
1580 NV_WR32(chip->PFB, 0x00000240, 0);
1581 NV_WR32(chip->PFB, 0x00000250, 0);
1582 NV_WR32(chip->PFB, 0x00000260, 0);
1583 NV_WR32(chip->PFB, 0x00000270, 0);
1584 NV_WR32(chip->PFB, 0x00000280, 0);
1585 NV_WR32(chip->PFB, 0x00000290, 0);
1586 NV_WR32(chip->PFB, 0x000002A0, 0);
1587 NV_WR32(chip->PFB, 0x000002B0, 0);
1588
1589 NV_WR32(chip->PGRAPH, 0x00000B00, NV_RD32(chip->PFB, 0x00000240));
1590 NV_WR32(chip->PGRAPH, 0x00000B04, NV_RD32(chip->PFB, 0x00000244));
1591 NV_WR32(chip->PGRAPH, 0x00000B08, NV_RD32(chip->PFB, 0x00000248));
1592 NV_WR32(chip->PGRAPH, 0x00000B0C, NV_RD32(chip->PFB, 0x0000024C));
1593 NV_WR32(chip->PGRAPH, 0x00000B10, NV_RD32(chip->PFB, 0x00000250));
1594 NV_WR32(chip->PGRAPH, 0x00000B14, NV_RD32(chip->PFB, 0x00000254));
1595 NV_WR32(chip->PGRAPH, 0x00000B18, NV_RD32(chip->PFB, 0x00000258));
1596 NV_WR32(chip->PGRAPH, 0x00000B1C, NV_RD32(chip->PFB, 0x0000025C));
1597 NV_WR32(chip->PGRAPH, 0x00000B20, NV_RD32(chip->PFB, 0x00000260));
1598 NV_WR32(chip->PGRAPH, 0x00000B24, NV_RD32(chip->PFB, 0x00000264));
1599 NV_WR32(chip->PGRAPH, 0x00000B28, NV_RD32(chip->PFB, 0x00000268));
1600 NV_WR32(chip->PGRAPH, 0x00000B2C, NV_RD32(chip->PFB, 0x0000026C));
1601 NV_WR32(chip->PGRAPH, 0x00000B30, NV_RD32(chip->PFB, 0x00000270));
1602 NV_WR32(chip->PGRAPH, 0x00000B34, NV_RD32(chip->PFB, 0x00000274));
1603 NV_WR32(chip->PGRAPH, 0x00000B38, NV_RD32(chip->PFB, 0x00000278));
1604 NV_WR32(chip->PGRAPH, 0x00000B3C, NV_RD32(chip->PFB, 0x0000027C));
1605 NV_WR32(chip->PGRAPH, 0x00000B40, NV_RD32(chip->PFB, 0x00000280));
1606 NV_WR32(chip->PGRAPH, 0x00000B44, NV_RD32(chip->PFB, 0x00000284));
1607 NV_WR32(chip->PGRAPH, 0x00000B48, NV_RD32(chip->PFB, 0x00000288));
1608 NV_WR32(chip->PGRAPH, 0x00000B4C, NV_RD32(chip->PFB, 0x0000028C));
1609 NV_WR32(chip->PGRAPH, 0x00000B50, NV_RD32(chip->PFB, 0x00000290));
1610 NV_WR32(chip->PGRAPH, 0x00000B54, NV_RD32(chip->PFB, 0x00000294));
1611 NV_WR32(chip->PGRAPH, 0x00000B58, NV_RD32(chip->PFB, 0x00000298));
1612 NV_WR32(chip->PGRAPH, 0x00000B5C, NV_RD32(chip->PFB, 0x0000029C));
1613 NV_WR32(chip->PGRAPH, 0x00000B60, NV_RD32(chip->PFB, 0x000002A0));
1614 NV_WR32(chip->PGRAPH, 0x00000B64, NV_RD32(chip->PFB, 0x000002A4));
1615 NV_WR32(chip->PGRAPH, 0x00000B68, NV_RD32(chip->PFB, 0x000002A8));
1616 NV_WR32(chip->PGRAPH, 0x00000B6C, NV_RD32(chip->PFB, 0x000002AC));
1617 NV_WR32(chip->PGRAPH, 0x00000B70, NV_RD32(chip->PFB, 0x000002B0));
1618 NV_WR32(chip->PGRAPH, 0x00000B74, NV_RD32(chip->PFB, 0x000002B4));
1619 NV_WR32(chip->PGRAPH, 0x00000B78, NV_RD32(chip->PFB, 0x000002B8));
1620 NV_WR32(chip->PGRAPH, 0x00000B7C, NV_RD32(chip->PFB, 0x000002BC));
1621 NV_WR32(chip->PGRAPH, 0x00000F40, 0x10000000);
1622 NV_WR32(chip->PGRAPH, 0x00000F44, 0x00000000);
1623 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000040);
1624 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000008);
1625 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000200);
1626 for (i = 0; i < (3*16); i++)
1627 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000);
1628 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000040);
1629 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000);
1630 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000800);
1631 for (i = 0; i < (16*16); i++)
1632 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000);
1633 NV_WR32(chip->PGRAPH, 0x00000F40, 0x30000000);
1634 NV_WR32(chip->PGRAPH, 0x00000F44, 0x00000004);
1635 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00006400);
1636 for (i = 0; i < (59*4); i++)
1637 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000);
1638 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00006800);
1639 for (i = 0; i < (47*4); i++)
1640 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000);
1641 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00006C00);
1642 for (i = 0; i < (3*4); i++)
1643 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000);
1644 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00007000);
1645 for (i = 0; i < (19*4); i++)
1646 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000);
1647 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00007400);
1648 for (i = 0; i < (12*4); i++)
1649 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000);
1650 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00007800);
1651 for (i = 0; i < (12*4); i++)
1652 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000);
1653 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00004400);
1654 for (i = 0; i < (8*4); i++)
1655 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000);
1656 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000000);
1657 for (i = 0; i < 16; i++)
1658 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000);
1659 NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000040);
1660 for (i = 0; i < 4; i++)
1661 NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000);
1662
1663 NV_WR32(chip->PCRTC, 0x00000810, state->cursorConfig);
1664
1665 if(chip->flatPanel) {
1666 if((chip->Chipset & 0x0ff0) == 0x0110) {
1667 NV_WR32(chip->PRAMDAC, 0x0528, state->dither);
1668 } else
1669 if((chip->Chipset & 0x0ff0) >= 0x0170) {
1670 NV_WR32(chip->PRAMDAC, 0x083C, state->dither);
1671 }
1672
1673 VGA_WR08(chip->PCIO, 0x03D4, 0x53);
1674 VGA_WR08(chip->PCIO, 0x03D5, 0);
1675 VGA_WR08(chip->PCIO, 0x03D4, 0x54);
1676 VGA_WR08(chip->PCIO, 0x03D5, 0);
1677 VGA_WR08(chip->PCIO, 0x03D4, 0x21);
1678 VGA_WR08(chip->PCIO, 0x03D5, 0xfa);
1679 }
1680
1681 VGA_WR08(chip->PCIO, 0x03D4, 0x41);
1682 VGA_WR08(chip->PCIO, 0x03D5, state->extra);
1683 }
1684 LOAD_FIXED_STATE(Riva,FIFO);
1685 UpdateFifoState(chip);
1686 /*
1687 * Load HW mode state.
1688 */
1689 VGA_WR08(chip->PCIO, 0x03D4, 0x19);
1690 VGA_WR08(chip->PCIO, 0x03D5, state->repaint0);
1691 VGA_WR08(chip->PCIO, 0x03D4, 0x1A);
1692 VGA_WR08(chip->PCIO, 0x03D5, state->repaint1);
1693 VGA_WR08(chip->PCIO, 0x03D4, 0x25);
1694 VGA_WR08(chip->PCIO, 0x03D5, state->screen);
1695 VGA_WR08(chip->PCIO, 0x03D4, 0x28);
1696 VGA_WR08(chip->PCIO, 0x03D5, state->pixel);
1697 VGA_WR08(chip->PCIO, 0x03D4, 0x2D);
1698 VGA_WR08(chip->PCIO, 0x03D5, state->horiz);
1699 VGA_WR08(chip->PCIO, 0x03D4, 0x1B);
1700 VGA_WR08(chip->PCIO, 0x03D5, state->arbitration0);
1701 VGA_WR08(chip->PCIO, 0x03D4, 0x20);
1702 VGA_WR08(chip->PCIO, 0x03D5, state->arbitration1);
1703 VGA_WR08(chip->PCIO, 0x03D4, 0x30);
1704 VGA_WR08(chip->PCIO, 0x03D5, state->cursor0);
1705 VGA_WR08(chip->PCIO, 0x03D4, 0x31);
1706 VGA_WR08(chip->PCIO, 0x03D5, state->cursor1);
1707 VGA_WR08(chip->PCIO, 0x03D4, 0x2F);
1708 VGA_WR08(chip->PCIO, 0x03D5, state->cursor2);
1709 VGA_WR08(chip->PCIO, 0x03D4, 0x39);
1710 VGA_WR08(chip->PCIO, 0x03D5, state->interlace);
1711
1712 if(!chip->flatPanel) {
1713 NV_WR32(chip->PRAMDAC0, 0x00000508, state->vpll);
1714 NV_WR32(chip->PRAMDAC0, 0x0000050C, state->pllsel);
1715 if(chip->twoHeads)
1716 NV_WR32(chip->PRAMDAC0, 0x00000520, state->vpll2);
1717 } else {
1718 NV_WR32(chip->PRAMDAC, 0x00000848 , state->scale);
1719 }
1720 NV_WR32(chip->PRAMDAC, 0x00000600 , state->general);
1721
1722 /*
1723 * Turn off VBlank enable and reset.
1724 */
1725 NV_WR32(chip->PCRTC, 0x00000140, 0);
1726 NV_WR32(chip->PCRTC, 0x00000100, chip->VBlankBit);
1727 /*
1728 * Set interrupt enable.
1729 */
1730 NV_WR32(chip->PMC, 0x00000140, chip->EnableIRQ & 0x01);
1731 /*
1732 * Set current state pointer.
1733 */
1734 chip->CurrentState = state;
1735 /*
1736 * Reset FIFO free and empty counts.
1737 */
1738 chip->FifoFreeCount = 0;
1739 /* Free count from first subchannel */
1740 chip->FifoEmptyCount = NV_RD32(&chip->Rop->FifoFree, 0);
1741 }
1742 static void UnloadStateExt
1743 (
1744 RIVA_HW_INST *chip,
1745 RIVA_HW_STATE *state
1746 )
1747 {
1748 /*
1749 * Save current HW state.
1750 */
1751 VGA_WR08(chip->PCIO, 0x03D4, 0x19);
1752 state->repaint0 = VGA_RD08(chip->PCIO, 0x03D5);
1753 VGA_WR08(chip->PCIO, 0x03D4, 0x1A);
1754 state->repaint1 = VGA_RD08(chip->PCIO, 0x03D5);
1755 VGA_WR08(chip->PCIO, 0x03D4, 0x25);
1756 state->screen = VGA_RD08(chip->PCIO, 0x03D5);
1757 VGA_WR08(chip->PCIO, 0x03D4, 0x28);
1758 state->pixel = VGA_RD08(chip->PCIO, 0x03D5);
1759 VGA_WR08(chip->PCIO, 0x03D4, 0x2D);
1760 state->horiz = VGA_RD08(chip->PCIO, 0x03D5);
1761 VGA_WR08(chip->PCIO, 0x03D4, 0x1B);
1762 state->arbitration0 = VGA_RD08(chip->PCIO, 0x03D5);
1763 VGA_WR08(chip->PCIO, 0x03D4, 0x20);
1764 state->arbitration1 = VGA_RD08(chip->PCIO, 0x03D5);
1765 VGA_WR08(chip->PCIO, 0x03D4, 0x30);
1766 state->cursor0 = VGA_RD08(chip->PCIO, 0x03D5);
1767 VGA_WR08(chip->PCIO, 0x03D4, 0x31);
1768 state->cursor1 = VGA_RD08(chip->PCIO, 0x03D5);
1769 VGA_WR08(chip->PCIO, 0x03D4, 0x2F);
1770 state->cursor2 = VGA_RD08(chip->PCIO, 0x03D5);
1771 VGA_WR08(chip->PCIO, 0x03D4, 0x39);
1772 state->interlace = VGA_RD08(chip->PCIO, 0x03D5);
1773 state->vpll = NV_RD32(chip->PRAMDAC0, 0x00000508);
1774 state->vpll2 = NV_RD32(chip->PRAMDAC0, 0x00000520);
1775 state->pllsel = NV_RD32(chip->PRAMDAC0, 0x0000050C);
1776 state->general = NV_RD32(chip->PRAMDAC, 0x00000600);
1777 state->scale = NV_RD32(chip->PRAMDAC, 0x00000848);
1778 state->config = NV_RD32(chip->PFB, 0x00000200);
1779 switch (chip->Architecture)
1780 {
1781 case NV_ARCH_03:
1782 state->offset0 = NV_RD32(chip->PGRAPH, 0x00000630);
1783 state->offset1 = NV_RD32(chip->PGRAPH, 0x00000634);
1784 state->offset2 = NV_RD32(chip->PGRAPH, 0x00000638);
1785 state->offset3 = NV_RD32(chip->PGRAPH, 0x0000063C);
1786 state->pitch0 = NV_RD32(chip->PGRAPH, 0x00000650);
1787 state->pitch1 = NV_RD32(chip->PGRAPH, 0x00000654);
1788 state->pitch2 = NV_RD32(chip->PGRAPH, 0x00000658);
1789 state->pitch3 = NV_RD32(chip->PGRAPH, 0x0000065C);
1790 break;
1791 case NV_ARCH_04:
1792 state->offset0 = NV_RD32(chip->PGRAPH, 0x00000640);
1793 state->offset1 = NV_RD32(chip->PGRAPH, 0x00000644);
1794 state->offset2 = NV_RD32(chip->PGRAPH, 0x00000648);
1795 state->offset3 = NV_RD32(chip->PGRAPH, 0x0000064C);
1796 state->pitch0 = NV_RD32(chip->PGRAPH, 0x00000670);
1797 state->pitch1 = NV_RD32(chip->PGRAPH, 0x00000674);
1798 state->pitch2 = NV_RD32(chip->PGRAPH, 0x00000678);
1799 state->pitch3 = NV_RD32(chip->PGRAPH, 0x0000067C);
1800 break;
1801 case NV_ARCH_10:
1802 case NV_ARCH_20:
1803 case NV_ARCH_30:
1804 state->offset0 = NV_RD32(chip->PGRAPH, 0x00000640);
1805 state->offset1 = NV_RD32(chip->PGRAPH, 0x00000644);
1806 state->offset2 = NV_RD32(chip->PGRAPH, 0x00000648);
1807 state->offset3 = NV_RD32(chip->PGRAPH, 0x0000064C);
1808 state->pitch0 = NV_RD32(chip->PGRAPH, 0x00000670);
1809 state->pitch1 = NV_RD32(chip->PGRAPH, 0x00000674);
1810 state->pitch2 = NV_RD32(chip->PGRAPH, 0x00000678);
1811 state->pitch3 = NV_RD32(chip->PGRAPH, 0x0000067C);
1812 if(chip->twoHeads) {
1813 state->head = NV_RD32(chip->PCRTC0, 0x00000860);
1814 state->head2 = NV_RD32(chip->PCRTC0, 0x00002860);
1815 VGA_WR08(chip->PCIO, 0x03D4, 0x44);
1816 state->crtcOwner = VGA_RD08(chip->PCIO, 0x03D5);
1817 }
1818 VGA_WR08(chip->PCIO, 0x03D4, 0x41);
1819 state->extra = VGA_RD08(chip->PCIO, 0x03D5);
1820 state->cursorConfig = NV_RD32(chip->PCRTC, 0x00000810);
1821
1822 if((chip->Chipset & 0x0ff0) == 0x0110) {
1823 state->dither = NV_RD32(chip->PRAMDAC, 0x0528);
1824 } else
1825 if((chip->Chipset & 0x0ff0) >= 0x0170) {
1826 state->dither = NV_RD32(chip->PRAMDAC, 0x083C);
1827 }
1828 break;
1829 }
1830 }
1831 static void SetStartAddress
1832 (
1833 RIVA_HW_INST *chip,
1834 unsigned start
1835 )
1836 {
1837 NV_WR32(chip->PCRTC, 0x800, start);
1838 }
1839
1840 static void SetStartAddress3
1841 (
1842 RIVA_HW_INST *chip,
1843 unsigned start
1844 )
1845 {
1846 int offset = start >> 2;
1847 int pan = (start & 3) << 1;
1848 unsigned char tmp;
1849
1850 /*
1851 * Unlock extended registers.
1852 */
1853 chip->LockUnlock(chip, 0);
1854 /*
1855 * Set start address.
1856 */
1857 VGA_WR08(chip->PCIO, 0x3D4, 0x0D); VGA_WR08(chip->PCIO, 0x3D5, offset);
1858 offset >>= 8;
1859 VGA_WR08(chip->PCIO, 0x3D4, 0x0C); VGA_WR08(chip->PCIO, 0x3D5, offset);
1860 offset >>= 8;
1861 VGA_WR08(chip->PCIO, 0x3D4, 0x19); tmp = VGA_RD08(chip->PCIO, 0x3D5);
1862 VGA_WR08(chip->PCIO, 0x3D5, (offset & 0x01F) | (tmp & ~0x1F));
1863 VGA_WR08(chip->PCIO, 0x3D4, 0x2D); tmp = VGA_RD08(chip->PCIO, 0x3D5);
1864 VGA_WR08(chip->PCIO, 0x3D5, (offset & 0x60) | (tmp & ~0x60));
1865 /*
1866 * 4 pixel pan register.
1867 */
1868 offset = VGA_RD08(chip->PCIO, chip->IO + 0x0A);
1869 VGA_WR08(chip->PCIO, 0x3C0, 0x13);
1870 VGA_WR08(chip->PCIO, 0x3C0, pan);
1871 }
1872 static void nv3SetSurfaces2D
1873 (
1874 RIVA_HW_INST *chip,
1875 unsigned surf0,
1876 unsigned surf1
1877 )
1878 {
1879 RivaSurface __iomem *Surface =
1880 (RivaSurface __iomem *)&(chip->FIFO[0x0000E000/4]);
1881
1882 RIVA_FIFO_FREE(*chip,Tri03,5);
1883 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000003);
1884 NV_WR32(&Surface->Offset, 0, surf0);
1885 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000004);
1886 NV_WR32(&Surface->Offset, 0, surf1);
1887 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000013);
1888 }
1889 static void nv4SetSurfaces2D
1890 (
1891 RIVA_HW_INST *chip,
1892 unsigned surf0,
1893 unsigned surf1
1894 )
1895 {
1896 RivaSurface __iomem *Surface =
1897 (RivaSurface __iomem *)&(chip->FIFO[0x0000E000/4]);
1898
1899 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000003);
1900 NV_WR32(&Surface->Offset, 0, surf0);
1901 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000004);
1902 NV_WR32(&Surface->Offset, 0, surf1);
1903 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000014);
1904 }
1905 static void nv10SetSurfaces2D
1906 (
1907 RIVA_HW_INST *chip,
1908 unsigned surf0,
1909 unsigned surf1
1910 )
1911 {
1912 RivaSurface __iomem *Surface =
1913 (RivaSurface __iomem *)&(chip->FIFO[0x0000E000/4]);
1914
1915 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000003);
1916 NV_WR32(&Surface->Offset, 0, surf0);
1917 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000004);
1918 NV_WR32(&Surface->Offset, 0, surf1);
1919 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000014);
1920 }
1921 static void nv3SetSurfaces3D
1922 (
1923 RIVA_HW_INST *chip,
1924 unsigned surf0,
1925 unsigned surf1
1926 )
1927 {
1928 RivaSurface __iomem *Surface =
1929 (RivaSurface __iomem *)&(chip->FIFO[0x0000E000/4]);
1930
1931 RIVA_FIFO_FREE(*chip,Tri03,5);
1932 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000005);
1933 NV_WR32(&Surface->Offset, 0, surf0);
1934 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000006);
1935 NV_WR32(&Surface->Offset, 0, surf1);
1936 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000013);
1937 }
1938 static void nv4SetSurfaces3D
1939 (
1940 RIVA_HW_INST *chip,
1941 unsigned surf0,
1942 unsigned surf1
1943 )
1944 {
1945 RivaSurface __iomem *Surface =
1946 (RivaSurface __iomem *)&(chip->FIFO[0x0000E000/4]);
1947
1948 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000005);
1949 NV_WR32(&Surface->Offset, 0, surf0);
1950 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000006);
1951 NV_WR32(&Surface->Offset, 0, surf1);
1952 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000014);
1953 }
1954 static void nv10SetSurfaces3D
1955 (
1956 RIVA_HW_INST *chip,
1957 unsigned surf0,
1958 unsigned surf1
1959 )
1960 {
1961 RivaSurface3D __iomem *Surfaces3D =
1962 (RivaSurface3D __iomem *)&(chip->FIFO[0x0000E000/4]);
1963
1964 RIVA_FIFO_FREE(*chip,Tri03,4);
1965 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000007);
1966 NV_WR32(&Surfaces3D->RenderBufferOffset, 0, surf0);
1967 NV_WR32(&Surfaces3D->ZBufferOffset, 0, surf1);
1968 NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000014);
1969 }
1970
1971 /****************************************************************************\
1972 * *
1973 * Probe RIVA Chip Configuration *
1974 * *
1975 \****************************************************************************/
1976
1977 static void nv3GetConfig
1978 (
1979 RIVA_HW_INST *chip
1980 )
1981 {
1982 /*
1983 * Fill in chip configuration.
1984 */
1985 if (NV_RD32(&chip->PFB[0x00000000/4], 0) & 0x00000020)
1986 {
1987 if (((NV_RD32(chip->PMC, 0x00000000) & 0xF0) == 0x20)
1988 && ((NV_RD32(chip->PMC, 0x00000000) & 0x0F) >= 0x02))
1989 {
1990 /*
1991 * SDRAM 128 ZX.
1992 */
1993 chip->RamBandwidthKBytesPerSec = 800000;
1994 switch (NV_RD32(chip->PFB, 0x00000000) & 0x03)
1995 {
1996 case 2:
1997 chip->RamAmountKBytes = 1024 * 4;
1998 break;
1999 case 1:
2000 chip->RamAmountKBytes = 1024 * 2;
2001 break;
2002 default:
2003 chip->RamAmountKBytes = 1024 * 8;
2004 break;
2005 }
2006 }
2007 else
2008 {
2009 chip->RamBandwidthKBytesPerSec = 1000000;
2010 chip->RamAmountKBytes = 1024 * 8;
2011 }
2012 }
2013 else
2014 {
2015 /*
2016 * SGRAM 128.
2017 */
2018 chip->RamBandwidthKBytesPerSec = 1000000;
2019 switch (NV_RD32(chip->PFB, 0x00000000) & 0x00000003)
2020 {
2021 case 0:
2022 chip->RamAmountKBytes = 1024 * 8;
2023 break;
2024 case 2:
2025 chip->RamAmountKBytes = 1024 * 4;
2026 break;
2027 default:
2028 chip->RamAmountKBytes = 1024 * 2;
2029 break;
2030 }
2031 }
2032 chip->CrystalFreqKHz = (NV_RD32(chip->PEXTDEV, 0x00000000) & 0x00000040) ? 14318 : 13500;
2033 chip->CURSOR = &(chip->PRAMIN[0x00008000/4 - 0x0800/4]);
2034 chip->VBlankBit = 0x00000100;
2035 chip->MaxVClockFreqKHz = 256000;
2036 /*
2037 * Set chip functions.
2038 */
2039 chip->Busy = nv3Busy;
2040 chip->ShowHideCursor = ShowHideCursor;
2041 chip->LoadStateExt = LoadStateExt;
2042 chip->UnloadStateExt = UnloadStateExt;
2043 chip->SetStartAddress = SetStartAddress3;
2044 chip->SetSurfaces2D = nv3SetSurfaces2D;
2045 chip->SetSurfaces3D = nv3SetSurfaces3D;
2046 chip->LockUnlock = nv3LockUnlock;
2047 }
2048 static void nv4GetConfig
2049 (
2050 RIVA_HW_INST *chip
2051 )
2052 {
2053 /*
2054 * Fill in chip configuration.
2055 */
2056 if (NV_RD32(chip->PFB, 0x00000000) & 0x00000100)
2057 {
2058 chip->RamAmountKBytes = ((NV_RD32(chip->PFB, 0x00000000) >> 12) & 0x0F) * 1024 * 2
2059 + 1024 * 2;
2060 }
2061 else
2062 {
2063 switch (NV_RD32(chip->PFB, 0x00000000) & 0x00000003)
2064 {
2065 case 0:
2066 chip->RamAmountKBytes = 1024 * 32;
2067 break;
2068 case 1:
2069 chip->RamAmountKBytes = 1024 * 4;
2070 break;
2071 case 2:
2072 chip->RamAmountKBytes = 1024 * 8;
2073 break;
2074 case 3:
2075 default:
2076 chip->RamAmountKBytes = 1024 * 16;
2077 break;
2078 }
2079 }
2080 switch ((NV_RD32(chip->PFB, 0x00000000) >> 3) & 0x00000003)
2081 {
2082 case 3:
2083 chip->RamBandwidthKBytesPerSec = 800000;
2084 break;
2085 default:
2086 chip->RamBandwidthKBytesPerSec = 1000000;
2087 break;
2088 }
2089 chip->CrystalFreqKHz = (NV_RD32(chip->PEXTDEV, 0x00000000) & 0x00000040) ? 14318 : 13500;
2090 chip->CURSOR = &(chip->PRAMIN[0x00010000/4 - 0x0800/4]);
2091 chip->VBlankBit = 0x00000001;
2092 chip->MaxVClockFreqKHz = 350000;
2093 /*
2094 * Set chip functions.
2095 */
2096 chip->Busy = nv4Busy;
2097 chip->ShowHideCursor = ShowHideCursor;
2098 chip->LoadStateExt = LoadStateExt;
2099 chip->UnloadStateExt = UnloadStateExt;
2100 chip->SetStartAddress = SetStartAddress;
2101 chip->SetSurfaces2D = nv4SetSurfaces2D;
2102 chip->SetSurfaces3D = nv4SetSurfaces3D;
2103 chip->LockUnlock = nv4LockUnlock;
2104 }
2105 static void nv10GetConfig
2106 (
2107 RIVA_HW_INST *chip,
2108 struct pci_dev *pdev,
2109 unsigned int chipset
2110 )
2111 {
2112 struct pci_dev* dev;
2113 int domain = pci_domain_nr(pdev->bus);
2114 u32 amt;
2115
2116 #ifdef __BIG_ENDIAN
2117 /* turn on big endian register access */
2118 if(!(NV_RD32(chip->PMC, 0x00000004) & 0x01000001))
2119 NV_WR32(chip->PMC, 0x00000004, 0x01000001);
2120 #endif
2121
2122 /*
2123 * Fill in chip configuration.
2124 */
2125 if(chipset == NV_CHIP_IGEFORCE2) {
2126 dev = pci_get_domain_bus_and_slot(domain, 0, 1);
2127 pci_read_config_dword(dev, 0x7C, &amt);
2128 pci_dev_put(dev);
2129 chip->RamAmountKBytes = (((amt >> 6) & 31) + 1) * 1024;
2130 } else if(chipset == NV_CHIP_0x01F0) {
2131 dev = pci_get_domain_bus_and_slot(domain, 0, 1);
2132 pci_read_config_dword(dev, 0x84, &amt);
2133 pci_dev_put(dev);
2134 chip->RamAmountKBytes = (((amt >> 4) & 127) + 1) * 1024;
2135 } else {
2136 switch ((NV_RD32(chip->PFB, 0x0000020C) >> 20) & 0x000000FF)
2137 {
2138 case 0x02:
2139 chip->RamAmountKBytes = 1024 * 2;
2140 break;
2141 case 0x04:
2142 chip->RamAmountKBytes = 1024 * 4;
2143 break;
2144 case 0x08:
2145 chip->RamAmountKBytes = 1024 * 8;
2146 break;
2147 case 0x10:
2148 chip->RamAmountKBytes = 1024 * 16;
2149 break;
2150 case 0x20:
2151 chip->RamAmountKBytes = 1024 * 32;
2152 break;
2153 case 0x40:
2154 chip->RamAmountKBytes = 1024 * 64;
2155 break;
2156 case 0x80:
2157 chip->RamAmountKBytes = 1024 * 128;
2158 break;
2159 default:
2160 chip->RamAmountKBytes = 1024 * 16;
2161 break;
2162 }
2163 }
2164 switch ((NV_RD32(chip->PFB, 0x00000000) >> 3) & 0x00000003)
2165 {
2166 case 3:
2167 chip->RamBandwidthKBytesPerSec = 800000;
2168 break;
2169 default:
2170 chip->RamBandwidthKBytesPerSec = 1000000;
2171 break;
2172 }
2173 chip->CrystalFreqKHz = (NV_RD32(chip->PEXTDEV, 0x0000) & (1 << 6)) ?
2174 14318 : 13500;
2175
2176 switch (chipset & 0x0ff0) {
2177 case 0x0170:
2178 case 0x0180:
2179 case 0x01F0:
2180 case 0x0250:
2181 case 0x0280:
2182 case 0x0300:
2183 case 0x0310:
2184 case 0x0320:
2185 case 0x0330:
2186 case 0x0340:
2187 if(NV_RD32(chip->PEXTDEV, 0x0000) & (1 << 22))
2188 chip->CrystalFreqKHz = 27000;
2189 break;
2190 default:
2191 break;
2192 }
2193
2194 chip->CursorStart = (chip->RamAmountKBytes - 128) * 1024;
2195 chip->CURSOR = NULL; /* can't set this here */
2196 chip->VBlankBit = 0x00000001;
2197 chip->MaxVClockFreqKHz = 350000;
2198 /*
2199 * Set chip functions.
2200 */
2201 chip->Busy = nv10Busy;
2202 chip->ShowHideCursor = ShowHideCursor;
2203 chip->LoadStateExt = LoadStateExt;
2204 chip->UnloadStateExt = UnloadStateExt;
2205 chip->SetStartAddress = SetStartAddress;
2206 chip->SetSurfaces2D = nv10SetSurfaces2D;
2207 chip->SetSurfaces3D = nv10SetSurfaces3D;
2208 chip->LockUnlock = nv4LockUnlock;
2209
2210 switch(chipset & 0x0ff0) {
2211 case 0x0110:
2212 case 0x0170:
2213 case 0x0180:
2214 case 0x01F0:
2215 case 0x0250:
2216 case 0x0280:
2217 case 0x0300:
2218 case 0x0310:
2219 case 0x0320:
2220 case 0x0330:
2221 case 0x0340:
2222 chip->twoHeads = TRUE;
2223 break;
2224 default:
2225 chip->twoHeads = FALSE;
2226 break;
2227 }
2228 }
2229 int RivaGetConfig
2230 (
2231 RIVA_HW_INST *chip,
2232 struct pci_dev *pdev,
2233 unsigned int chipset
2234 )
2235 {
2236 /*
2237 * Save this so future SW know whats it's dealing with.
2238 */
2239 chip->Version = RIVA_SW_VERSION;
2240 /*
2241 * Chip specific configuration.
2242 */
2243 switch (chip->Architecture)
2244 {
2245 case NV_ARCH_03:
2246 nv3GetConfig(chip);
2247 break;
2248 case NV_ARCH_04:
2249 nv4GetConfig(chip);
2250 break;
2251 case NV_ARCH_10:
2252 case NV_ARCH_20:
2253 case NV_ARCH_30:
2254 nv10GetConfig(chip, pdev, chipset);
2255 break;
2256 default:
2257 return (-1);
2258 }
2259 chip->Chipset = chipset;
2260 /*
2261 * Fill in FIFO pointers.
2262 */
2263 chip->Rop = (RivaRop __iomem *)&(chip->FIFO[0x00000000/4]);
2264 chip->Clip = (RivaClip __iomem *)&(chip->FIFO[0x00002000/4]);
2265 chip->Patt = (RivaPattern __iomem *)&(chip->FIFO[0x00004000/4]);
2266 chip->Pixmap = (RivaPixmap __iomem *)&(chip->FIFO[0x00006000/4]);
2267 chip->Blt = (RivaScreenBlt __iomem *)&(chip->FIFO[0x00008000/4]);
2268 chip->Bitmap = (RivaBitmap __iomem *)&(chip->FIFO[0x0000A000/4]);
2269 chip->Line = (RivaLine __iomem *)&(chip->FIFO[0x0000C000/4]);
2270 chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]);
2271 return (0);
2272 }
2273
Linux with added FPC-III support