1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
|
/*
*
* Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200, G400 and G450
*
* (c) 1998-2002 Petr Vandrovec <vandrove@vc.cvut.cz>
*
*/
#ifndef __MATROXFB_H__
#define __MATROXFB_H__
/* general, but fairly heavy, debugging */
#undef MATROXFB_DEBUG
/* heavy debugging: */
/* -- logs putc[s], so every time a char is displayed, it's logged */
#undef MATROXFB_DEBUG_HEAVY
/* This one _could_ cause infinite loops */
/* It _does_ cause lots and lots of messages during idle loops */
#undef MATROXFB_DEBUG_LOOP
/* Debug register calls, too? */
#undef MATROXFB_DEBUG_REG
/* Guard accelerator accesses with spin_lock_irqsave... */
#undef MATROXFB_USE_SPINLOCKS
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/mm.h>
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/fb.h>
#include <linux/console.h>
#include <linux/selection.h>
#include <linux/ioport.h>
#include <linux/init.h>
#include <linux/timer.h>
#include <linux/pci.h>
#include <linux/spinlock.h>
#include <linux/kd.h>
#include <asm/io.h>
#include <asm/unaligned.h>
#ifdef CONFIG_MTRR
#include <asm/mtrr.h>
#endif
#if defined(CONFIG_PPC_PMAC)
#include <asm/prom.h>
#include <asm/pci-bridge.h>
#include "../macmodes.h"
#endif
#ifdef MATROXFB_DEBUG
#define DEBUG
#define DBG(x) printk(KERN_DEBUG "matroxfb: %s\n", (x));
#ifdef MATROXFB_DEBUG_HEAVY
#define DBG_HEAVY(x) DBG(x)
#else /* MATROXFB_DEBUG_HEAVY */
#define DBG_HEAVY(x) /* DBG_HEAVY */
#endif /* MATROXFB_DEBUG_HEAVY */
#ifdef MATROXFB_DEBUG_LOOP
#define DBG_LOOP(x) DBG(x)
#else /* MATROXFB_DEBUG_LOOP */
#define DBG_LOOP(x) /* DBG_LOOP */
#endif /* MATROXFB_DEBUG_LOOP */
#ifdef MATROXFB_DEBUG_REG
#define DBG_REG(x) DBG(x)
#else /* MATROXFB_DEBUG_REG */
#define DBG_REG(x) /* DBG_REG */
#endif /* MATROXFB_DEBUG_REG */
#else /* MATROXFB_DEBUG */
#define DBG(x) /* DBG */
#define DBG_HEAVY(x) /* DBG_HEAVY */
#define DBG_REG(x) /* DBG_REG */
#define DBG_LOOP(x) /* DBG_LOOP */
#endif /* MATROXFB_DEBUG */
#ifdef DEBUG
#define dprintk(X...) printk(X)
#else
#define dprintk(X...)
#endif
#ifndef PCI_SS_VENDOR_ID_SIEMENS_NIXDORF
#define PCI_SS_VENDOR_ID_SIEMENS_NIXDORF 0x110A
#endif
#ifndef PCI_SS_VENDOR_ID_MATROX
#define PCI_SS_VENDOR_ID_MATROX PCI_VENDOR_ID_MATROX
#endif
#ifndef PCI_SS_ID_MATROX_PRODUCTIVA_G100_AGP
#define PCI_SS_ID_MATROX_GENERIC 0xFF00
#define PCI_SS_ID_MATROX_PRODUCTIVA_G100_AGP 0xFF01
#define PCI_SS_ID_MATROX_MYSTIQUE_G200_AGP 0xFF02
#define PCI_SS_ID_MATROX_MILLENIUM_G200_AGP 0xFF03
#define PCI_SS_ID_MATROX_MARVEL_G200_AGP 0xFF04
#define PCI_SS_ID_MATROX_MGA_G100_PCI 0xFF05
#define PCI_SS_ID_MATROX_MGA_G100_AGP 0x1001
#define PCI_SS_ID_MATROX_MILLENNIUM_G400_MAX_AGP 0x2179
#define PCI_SS_ID_SIEMENS_MGA_G100_AGP 0x001E /* 30 */
#define PCI_SS_ID_SIEMENS_MGA_G200_AGP 0x0032 /* 50 */
#endif
#define MX_VISUAL_TRUECOLOR FB_VISUAL_DIRECTCOLOR
#define MX_VISUAL_DIRECTCOLOR FB_VISUAL_TRUECOLOR
#define MX_VISUAL_PSEUDOCOLOR FB_VISUAL_PSEUDOCOLOR
#define CNVT_TOHW(val,width) ((((val)<<(width))+0x7FFF-(val))>>16)
/* G-series and Mystique have (almost) same DAC */
#undef NEED_DAC1064
#if defined(CONFIG_FB_MATROX_MYSTIQUE) || defined(CONFIG_FB_MATROX_G)
#define NEED_DAC1064 1
#endif
typedef struct {
void __iomem* vaddr;
} vaddr_t;
static inline unsigned int mga_readb(vaddr_t va, unsigned int offs) {
return readb(va.vaddr + offs);
}
static inline void mga_writeb(vaddr_t va, unsigned int offs, u_int8_t value) {
writeb(value, va.vaddr + offs);
}
static inline void mga_writew(vaddr_t va, unsigned int offs, u_int16_t value) {
writew(value, va.vaddr + offs);
}
static inline u_int32_t mga_readl(vaddr_t va, unsigned int offs) {
return readl(va.vaddr + offs);
}
static inline void mga_writel(vaddr_t va, unsigned int offs, u_int32_t value) {
writel(value, va.vaddr + offs);
}
static inline void mga_memcpy_toio(vaddr_t va, const void* src, int len) {
#if defined(__alpha__) || defined(__i386__) || defined(__x86_64__)
/*
* iowrite32_rep works for us if:
* (1) Copies data as 32bit quantities, not byte after byte,
* (2) Performs LE ordered stores, and
* (3) It copes with unaligned source (destination is guaranteed to be page
* aligned and length is guaranteed to be multiple of 4).
*/
iowrite32_rep(va.vaddr, src, len >> 2);
#else
u_int32_t __iomem* addr = va.vaddr;
if ((unsigned long)src & 3) {
while (len >= 4) {
fb_writel(get_unaligned((u32 *)src), addr);
addr++;
len -= 4;
src += 4;
}
} else {
while (len >= 4) {
fb_writel(*(u32 *)src, addr);
addr++;
len -= 4;
src += 4;
}
}
#endif
}
static inline void vaddr_add(vaddr_t* va, unsigned long offs) {
va->vaddr += offs;
}
static inline void __iomem* vaddr_va(vaddr_t va) {
return va.vaddr;
}
#define MGA_IOREMAP_NORMAL 0
#define MGA_IOREMAP_NOCACHE 1
#define MGA_IOREMAP_FB MGA_IOREMAP_NOCACHE
#define MGA_IOREMAP_MMIO MGA_IOREMAP_NOCACHE
static inline int mga_ioremap(unsigned long phys, unsigned long size, int flags, vaddr_t* virt) {
if (flags & MGA_IOREMAP_NOCACHE)
virt->vaddr = ioremap_nocache(phys, size);
else
virt->vaddr = ioremap(phys, size);
return (virt->vaddr == NULL); /* 0, !0... 0, error_code in future */
}
static inline void mga_iounmap(vaddr_t va) {
iounmap(va.vaddr);
}
struct my_timming {
unsigned int pixclock;
int mnp;
unsigned int crtc;
unsigned int HDisplay;
unsigned int HSyncStart;
unsigned int HSyncEnd;
unsigned int HTotal;
unsigned int VDisplay;
unsigned int VSyncStart;
unsigned int VSyncEnd;
unsigned int VTotal;
unsigned int sync;
int dblscan;
int interlaced;
unsigned int delay; /* CRTC delay */
};
enum { M_SYSTEM_PLL, M_PIXEL_PLL_A, M_PIXEL_PLL_B, M_PIXEL_PLL_C, M_VIDEO_PLL };
struct matrox_pll_cache {
unsigned int valid;
struct {
unsigned int mnp_key;
unsigned int mnp_value;
} data[4];
};
struct matrox_pll_limits {
unsigned int vcomin;
unsigned int vcomax;
};
struct matrox_pll_features {
unsigned int vco_freq_min;
unsigned int ref_freq;
unsigned int feed_div_min;
unsigned int feed_div_max;
unsigned int in_div_min;
unsigned int in_div_max;
unsigned int post_shift_max;
};
struct matroxfb_par
{
unsigned int final_bppShift;
unsigned int cmap_len;
struct {
unsigned int bytes;
unsigned int pixels;
unsigned int chunks;
} ydstorg;
};
struct matrox_fb_info;
struct matrox_DAC1064_features {
u_int8_t xvrefctrl;
u_int8_t xmiscctrl;
};
/* current hardware status */
struct mavenregs {
u_int8_t regs[256];
int mode;
int vlines;
int xtal;
int fv;
u_int16_t
|