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- Kai Germaschewski: ISDN update (including Makefiles)
[davej-history.git] / drivers / video / matrox / matroxfb_base.c
blob09089520417c2bac1efa6efab156a0ee700400ca
1 /*
2 *
3 * Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200 and G400
4 *
5 * (c) 1998,1999,2000 Petr Vandrovec <vandrove@vc.cvut.cz>
6 *
7 * Version: 1.50 2000/08/10
8 *
9 * MTRR stuff: 1998 Tom Rini <trini@kernel.crashing.org>
10 *
11 * Contributors: "menion?" <menion@mindless.com>
12 * Betatesting, fixes, ideas
13 *
14 * "Kurt Garloff" <garloff@suse.de>
15 * Betatesting, fixes, ideas, videomodes, videomodes timmings
16 *
17 * "Tom Rini" <trini@kernel.crashing.org>
18 * MTRR stuff, PPC cleanups, betatesting, fixes, ideas
19 *
20 * "Bibek Sahu" <scorpio@dodds.net>
21 * Access device through readb|w|l and write b|w|l
22 * Extensive debugging stuff
23 *
24 * "Daniel Haun" <haund@usa.net>
25 * Testing, hardware cursor fixes
26 *
27 * "Scott Wood" <sawst46+@pitt.edu>
28 * Fixes
29 *
30 * "Gerd Knorr" <kraxel@goldbach.isdn.cs.tu-berlin.de>
31 * Betatesting
32 *
33 * "Kelly French" <targon@hazmat.com>
34 * "Fernando Herrera" <fherrera@eurielec.etsit.upm.es>
35 * Betatesting, bug reporting
36 *
37 * "Pablo Bianucci" <pbian@pccp.com.ar>
38 * Fixes, ideas, betatesting
39 *
40 * "Inaky Perez Gonzalez" <inaky@peloncho.fis.ucm.es>
41 * Fixes, enhandcements, ideas, betatesting
42 *
43 * "Ryuichi Oikawa" <roikawa@rr.iiij4u.or.jp>
44 * PPC betatesting, PPC support, backward compatibility
45 *
46 * "Paul Womar" <Paul@pwomar.demon.co.uk>
47 * "Owen Waller" <O.Waller@ee.qub.ac.uk>
48 * PPC betatesting
49 *
50 * "Thomas Pornin" <pornin@bolet.ens.fr>
51 * Alpha betatesting
52 *
53 * "Pieter van Leuven" <pvl@iae.nl>
54 * "Ulf Jaenicke-Roessler" <ujr@physik.phy.tu-dresden.de>
55 * G100 testing
56 *
57 * "H. Peter Arvin" <hpa@transmeta.com>
58 * Ideas
59 *
60 * "Cort Dougan" <cort@cs.nmt.edu>
61 * CHRP fixes and PReP cleanup
62 *
63 * "Mark Vojkovich" <mvojkovi@ucsd.edu>
64 * G400 support
65 *
66 * "Samuel Hocevar" <sam@via.ecp.fr>
67 * Fixes
68 *
69 * "Anton Altaparmakov" <AntonA@bigfoot.com>
70 * G400 MAX/non-MAX distinction
71 *
72 * "Ken Aaker" <kdaaker@rchland.vnet.ibm.com>
73 * memtype extension (needed for GXT130P RS/6000 adapter)
74 *
75 * (following author is not in any relation with this code, but his code
76 * is included in this driver)
77 *
78 * Based on framebuffer driver for VBE 2.0 compliant graphic boards
79 * (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de>
80 *
81 * (following author is not in any relation with this code, but his ideas
82 * were used when writting this driver)
83 *
84 * FreeVBE/AF (Matrox), "Shawn Hargreaves" <shawn@talula.demon.co.uk>
85 *
86 */
87
88 /* make checkconfig does not check included files... */
89 #include <linux/config.h>
90
91 #include "matroxfb_base.h"
92 #include "matroxfb_misc.h"
93 #include "matroxfb_accel.h"
94 #include "matroxfb_DAC1064.h"
95 #include "matroxfb_Ti3026.h"
96 #include "matroxfb_maven.h"
97 #include "matroxfb_crtc2.h"
98 #include <linux/matroxfb.h>
99 #include <asm/uaccess.h>
100
101 #ifdef CONFIG_PPC
102 unsigned char nvram_read_byte(int);
103 static int default_vmode = VMODE_NVRAM;
104 static int default_cmode = CMODE_NVRAM;
105 #endif
106
107 static void matroxfb_unregister_device(struct matrox_fb_info* minfo);
108
109 /* --------------------------------------------------------------------- */
110
111 /*
112 * card parameters
113 */
114
115 /* --------------------------------------------------------------------- */
116
117 static struct fb_var_screeninfo vesafb_defined = {
118 640,480,640,480,/* W,H, W, H (virtual) load xres,xres_virtual*/
119 0,0, /* virtual -> visible no offset */
120 8, /* depth -> load bits_per_pixel */
121 0, /* greyscale ? */
122 {0,0,0}, /* R */
123 {0,0,0}, /* G */
124 {0,0,0}, /* B */
125 {0,0,0}, /* transparency */
126 0, /* standard pixel format */
127 FB_ACTIVATE_NOW,
128 -1,-1,
129 FB_ACCELF_TEXT, /* accel flags */
130 39721L,48L,16L,33L,10L,
131 96L,2L,~0, /* No sync info */
132 FB_VMODE_NONINTERLACED,
133 {0,0,0,0,0,0}
134 };
135
136
137
138 /* --------------------------------------------------------------------- */
139
140 static void matrox_pan_var(WPMINFO struct fb_var_screeninfo *var) {
141 unsigned int pos;
142 unsigned short p0, p1, p2;
143 #ifdef CONFIG_FB_MATROX_32MB
144 unsigned int p3;
145 #endif
146 struct display *disp;
147 CRITFLAGS
148
149 DBG("matrox_pan_var")
150
151 if (ACCESS_FBINFO(dead))
152 return;
153
154 disp = ACCESS_FBINFO(currcon_display);
155 if (disp->type == FB_TYPE_TEXT) {
156 pos = var->yoffset / fontheight(disp) * disp->next_line / ACCESS_FBINFO(devflags.textstep) + var->xoffset / (fontwidth(disp)?fontwidth(disp):8);
157 } else {
158 pos = (var->yoffset * var->xres_virtual + var->xoffset) * ACCESS_FBINFO(curr.final_bppShift) / 32;
159 pos += ACCESS_FBINFO(curr.ydstorg.chunks);
160 }
161 p0 = ACCESS_FBINFO(currenthw)->CRTC[0x0D] = pos & 0xFF;
162 p1 = ACCESS_FBINFO(currenthw)->CRTC[0x0C] = (pos & 0xFF00) >> 8;
163 p2 = ACCESS_FBINFO(currenthw)->CRTCEXT[0] = (ACCESS_FBINFO(currenthw)->CRTCEXT[0] & 0xB0) | ((pos >> 16) & 0x0F) | ((pos >> 14) & 0x40);
164 #ifdef CONFIG_FB_MATROX_32MB
165 p3 = ACCESS_FBINFO(currenthw)->CRTCEXT[8] = pos >> 21;
166 #endif
167
168 CRITBEGIN
169
170 mga_setr(M_CRTC_INDEX, 0x0D, p0);
171 mga_setr(M_CRTC_INDEX, 0x0C, p1);
172 #ifdef CONFIG_FB_MATROX_32MB
173 if (ACCESS_FBINFO(devflags.support32MB))
174 mga_setr(M_EXTVGA_INDEX, 0x08, p3);
175 #endif
176 mga_setr(M_EXTVGA_INDEX, 0x00, p2);
177
178 CRITEND
179 }
180
181 static void matroxfb_remove(WPMINFO int dummy) {
182 /* Currently we are holding big kernel lock on all dead & usecount updates.
183 * Destroy everything after all users release it. Especially do not unregister
184 * framebuffer and iounmap memory, neither fbmem nor fbcon-cfb* does not check
185 * for device unplugged when in use.
186 * In future we should point mmio.vbase & video.vbase somewhere where we can
187 * write data without causing too much damage...
188 */
189
190 ACCESS_FBINFO(dead) = 1;
191 if (ACCESS_FBINFO(usecount)) {
192 /* destroy it later */
193 return;
194 }
195 matroxfb_unregister_device(MINFO);
196 unregister_framebuffer(&ACCESS_FBINFO(fbcon));
197 del_timer_sync(&ACCESS_FBINFO(cursor.timer));
198 #ifdef CONFIG_MTRR
199 if (ACCESS_FBINFO(mtrr.vram_valid))
200 mtrr_del(ACCESS_FBINFO(mtrr.vram), ACCESS_FBINFO(video.base), ACCESS_FBINFO(video.len));
201 #endif
202 mga_iounmap(ACCESS_FBINFO(mmio.vbase));
203 mga_iounmap(ACCESS_FBINFO(video.vbase));
204 release_mem_region(ACCESS_FBINFO(video.base), ACCESS_FBINFO(video.len_maximum));
205 release_mem_region(ACCESS_FBINFO(mmio.base), 16384);
206 #ifdef CONFIG_FB_MATROX_MULTIHEAD
207 kfree(ACCESS_FBINFO(fbcon.disp));
208 kfree(minfo);
209 #endif
210 }
211
212 /*
213 * Open/Release the frame buffer device
214 */
215
216 static int matroxfb_open(struct fb_info *info, int user)
217 {
218 #define minfo ((struct matrox_fb_info*)info)
219 DBG_LOOP("matroxfb_open")
220
221 if (ACCESS_FBINFO(dead)) {
222 return -ENXIO;
223 }
224 ACCESS_FBINFO(usecount)++;
225 #undef minfo
226 return(0);
227 }
228
229 static int matroxfb_release(struct fb_info *info, int user)
230 {
231 #define minfo ((struct matrox_fb_info*)info)
232 DBG_LOOP("matroxfb_release")
233
234 if (!(--ACCESS_FBINFO(usecount)) && ACCESS_FBINFO(dead)) {
235 matroxfb_remove(PMINFO 0);
236 }
237 #undef minfo
238 return(0);
239 }
240
241 static int matroxfb_pan_display(struct fb_var_screeninfo *var, int con,
242 struct fb_info* info) {
243 #define minfo ((struct matrox_fb_info*)info)
244
245 DBG("matroxfb_pan_display")
246
247 if (var->vmode & FB_VMODE_YWRAP) {
248 if (var->yoffset < 0 || var->yoffset >= fb_display[con].var.yres_virtual || var->xoffset)
249 return -EINVAL;
250 } else {
251 if (var->xoffset+fb_display[con].var.xres > fb_display[con].var.xres_virtual ||
252 var->yoffset+fb_display[con].var.yres > fb_display[con].var.yres_virtual)
253 return -EINVAL;
254 }
255 if (con == ACCESS_FBINFO(currcon))
256 matrox_pan_var(PMINFO var);
257 fb_display[con].var.xoffset = var->xoffset;
258 fb_display[con].var.yoffset = var->yoffset;
259 if (var->vmode & FB_VMODE_YWRAP)
260 fb_display[con].var.vmode |= FB_VMODE_YWRAP;
261 else
262 fb_display[con].var.vmode &= ~FB_VMODE_YWRAP;
263 return 0;
264 #undef minfo
265 }
266
267 static int matroxfb_updatevar(int con, struct fb_info *info)
268 {
269 #define minfo ((struct matrox_fb_info*)info)
270 DBG("matroxfb_updatevar");
271
272 matrox_pan_var(PMINFO &fb_display[con].var);
273 return 0;
274 #undef minfo
275 }
276
277 static int matroxfb_get_final_bppShift(CPMINFO int bpp) {
278 int bppshft2;
279
280 DBG("matroxfb_get_final_bppShift")
281
282 bppshft2 = bpp;
283 if (!bppshft2) {
284 return 8;
285 }
286 if (isInterleave(MINFO))
287 bppshft2 >>= 1;
288 if (ACCESS_FBINFO(devflags.video64bits))
289 bppshft2 >>= 1;
290 return bppshft2;
291 }
292
293 static int matroxfb_test_and_set_rounding(CPMINFO int xres, int bpp) {
294 int over;
295 int rounding;
296
297 DBG("matroxfb_test_and_set_rounding")
298
299 switch (bpp) {
300 case 0: return xres;
301 case 4: rounding = 128;
302 break;
303 case 8: rounding = 64; /* doc says 64; 32 is OK for G400 */
304 break;
305 case 16: rounding = 32;
306 break;
307 case 24: rounding = 64; /* doc says 64; 32 is OK for G400 */
308 break;
309 default: rounding = 16;
310 /* on G400, 16 really does not work */
311 if (ACCESS_FBINFO(devflags.accelerator) == FB_ACCEL_MATROX_MGAG400)
312 rounding = 32;
313 break;
314 }
315 if (isInterleave(MINFO)) {
316 rounding *= 2;
317 }
318 over = xres % rounding;
319 if (over)
320 xres += rounding-over;
321 return xres;
322 }
323
324 static int matroxfb_pitch_adjust(CPMINFO int xres, int bpp) {
325 const int* width;
326 int xres_new;
327
328 DBG("matroxfb_pitch_adjust")
329
330 if (!bpp) return xres;
331
332 width = ACCESS_FBINFO(capable.vxres);
333
334 if (ACCESS_FBINFO(devflags.precise_width)) {
335 while (*width) {
336 if ((*width >= xres) && (matroxfb_test_and_set_rounding(PMINFO *width, bpp) == *width)) {
337 break;
338 }
339 width++;
340 }
341 xres_new = *width;
342 } else {
343 xres_new = matroxfb_test_and_set_rounding(PMINFO xres, bpp);
344 }
345 if (!xres_new) return 0;
346 if (xres != xres_new) {
347 printk(KERN_INFO "matroxfb: cannot set xres to %d, rounded up to %d\n", xres, xres_new);
348 }
349 return xres_new;
350 }
351
352 static int matroxfb_get_cmap_len(struct fb_var_screeninfo *var) {
353
354 DBG("matroxfb_get_cmap_len")
355
356 switch (var->bits_per_pixel) {
357 #ifdef FBCON_HAS_VGATEXT
358 case 0:
359 return 16; /* pseudocolor... 16 entries HW palette */
360 #endif
361 #ifdef FBCON_HAS_CFB4
362 case 4:
363 return 16; /* pseudocolor... 16 entries HW palette */
364 #endif
365 #ifdef FBCON_HAS_CFB8
366 case 8:
367 return 256; /* pseudocolor... 256 entries HW palette */
368 #endif
369 #ifdef FBCON_HAS_CFB16
370 case 16:
371 return 16; /* directcolor... 16 entries SW palette */
372 /* Mystique: truecolor, 16 entries SW palette, HW palette hardwired into 1:1 mapping */
373 #endif
374 #ifdef FBCON_HAS_CFB24
375 case 24:
376 return 16; /* directcolor... 16 entries SW palette */
377 /* Mystique: truecolor, 16 entries SW palette, HW palette hardwired into 1:1 mapping */
378 #endif
379 #ifdef FBCON_HAS_CFB32
380 case 32:
381 return 16; /* directcolor... 16 entries SW palette */
382 /* Mystique: truecolor, 16 entries SW palette, HW palette hardwired into 1:1 mapping */
383 #endif
384 }
385 return 16; /* return something reasonable... or panic()? */
386 }
387
388 static int matroxfb_decode_var(CPMINFO struct display* p, struct fb_var_screeninfo *var, int *visual, int *video_cmap_len, unsigned int* ydstorg) {
389 unsigned int vramlen;
390 unsigned int memlen;
391
392 DBG("matroxfb_decode_var")
393
394 switch (var->bits_per_pixel) {
395 #ifdef FBCON_HAS_VGATEXT
396 case 0: if (!ACCESS_FBINFO(capable.text)) return -EINVAL;
397 break;
398 #endif
399 #ifdef FBCON_HAS_CFB4
400 case 4: if (!ACCESS_FBINFO(capable.cfb4)) return -EINVAL;
401 break;
402 #endif
403 #ifdef FBCON_HAS_CFB8
404 case 8: break;
405 #endif
406 #ifdef FBCON_HAS_CFB16
407 case 16: break;
408 #endif
409 #ifdef FBCON_HAS_CFB24
410 case 24: break;
411 #endif
412 #ifdef FBCON_HAS_CFB32
413 case 32: break;
414 #endif
415 default: return -EINVAL;
416 }
417 *ydstorg = 0;
418 vramlen = ACCESS_FBINFO(video.len_usable);
419 if (var->yres_virtual < var->yres)
420 var->yres_virtual = var->yres;
421 if (var->xres_virtual < var->xres)
422 var->xres_virtual = var->xres;
423 if (var->bits_per_pixel) {
424 var->xres_virtual = matroxfb_pitch_adjust(PMINFO var->xres_virtual, var->bits_per_pixel);
425 memlen = var->xres_virtual * var->bits_per_pixel * var->yres_virtual / 8;
426 if (memlen > vramlen) {
427 var->yres_virtual = vramlen * 8 / (var->xres_virtual * var->bits_per_pixel);
428 memlen = var->xres_virtual * var->bits_per_pixel * var->yres_virtual / 8;
429 }
430 /* There is hardware bug that no line can cross 4MB boundary */
431 /* give up for CFB24, it is impossible to easy workaround it */
432 /* for other try to do something */
433 if (!ACCESS_FBINFO(capable.cross4MB) && (memlen > 0x400000)) {
434 if (var->bits_per_pixel == 24) {
435 /* sorry */
436 } else {
437 unsigned int linelen;
438 unsigned int m1 = linelen = var->xres_virtual * var->bits_per_pixel / 8;
439 unsigned int m2 = PAGE_SIZE; /* or 128 if you do not need PAGE ALIGNED address */
440 unsigned int max_yres;
441
442 while (m1) {
443 int t;
444
445 while (m2 >= m1) m2 -= m1;
446 t = m1;
447 m1 = m2;
448 m2 = t;
449 }
450 m2 = linelen * PAGE_SIZE / m2;
451 *ydstorg = m2 = 0x400000 % m2;
452 max_yres = (vramlen - m2) / linelen;
453 if (var->yres_virtual > max_yres)
454 var->yres_virtual = max_yres;
455 }
456 }
457 } else {
458 matrox_text_round(PMINFO var, p);
459 #if 0
460 /* we must limit pixclock by mclk...
461 Millennium I: 66 MHz = 15000
462 Millennium II: 61 MHz = 16300
463 Millennium G200: 83 MHz = 12000 */
464 if (var->pixclock < 15000)
465 var->pixclock = 15000; /* limit for "normal" gclk & mclk */
466 #endif
467 }
468 /* YDSTLEN contains only signed 16bit value */
469 if (var->yres_virtual > 32767)
470 var->yres_virtual = 32767;
471 /* we must round yres/xres down, we already rounded y/xres_virtual up
472 if it was possible. We should return -EINVAL, but I disagree */
473 if (var->yres_virtual < var->yres)
474 var->yres = var->yres_virtual;
475 if (var->xres_virtual < var->xres)
476 var->xres = var->xres_virtual;
477 if (var->xoffset + var->xres > var->xres_virtual)
478 var->xoffset = var->xres_virtual - var->xres;
479 if (var->yoffset + var->yres > var->yres_virtual)
480 var->yoffset = var->yres_virtual - var->yres;
481
482 if (var->bits_per_pixel == 0) {
483 var->red.offset = 0;
484 var->red.length = 6;
485 var->green.offset = 0;
486 var->green.length = 6;
487 var->blue.offset = 0;
488 var->blue.length = 6;
489 var->transp.offset = 0;
490 var->transp.length = 0;
491 *visual = MX_VISUAL_PSEUDOCOLOR;
492 } else if (var->bits_per_pixel == 4) {
493 var->red.offset = 0;
494 var->red.length = 8;
495 var->green.offset = 0;
496 var->green.length = 8;
497 var->blue.offset = 0;
498 var->blue.length = 8;
499 var->transp.offset = 0;
500 var->transp.length = 0;
501 *visual = MX_VISUAL_PSEUDOCOLOR;
502 } else if (var->bits_per_pixel <= 8) {
503 var->red.offset = 0;
504 var->red.length = 8;
505 var->green.offset = 0;
506 var->green.length = 8;
507 var->blue.offset = 0;
508 var->blue.length = 8;
509 var->transp.offset = 0;
510 var->transp.length = 0;
511 *visual = MX_VISUAL_PSEUDOCOLOR;
512 } else {
513 if (var->bits_per_pixel <= 16) {
514 if (var->green.length == 5) {
515 var->red.offset = 10;
516 var->red.length = 5;
517 var->green.offset = 5;
518 var->green.length = 5;
519 var->blue.offset = 0;
520 var->blue.length = 5;
521 var->transp.offset = 15;
522 var->transp.length = 1;
523 } else {
524 var->red.offset = 11;
525 var->red.length = 5;
526 var->green.offset = 5;
527 var->green.length = 6;
528 var->blue.offset = 0;
529 var->blue.length = 5;
530 var->transp.offset = 0;
531 var->transp.length = 0;
532 }
533 } else if (var->bits_per_pixel <= 24) {
534 var->red.offset = 16;
535 var->red.length = 8;
536 var->green.offset = 8;
537 var->green.length = 8;
538 var->blue.offset = 0;
539 var->blue.length = 8;
540 var->transp.offset = 0;
541 var->transp.length = 0;
542 } else {
543 var->red.offset = 16;
544 var->red.length = 8;
545 var->green.offset = 8;
546 var->green.length = 8;
547 var->blue.offset = 0;
548 var->blue.length = 8;
549 var->transp.offset = 24;
550 var->transp.length = 8;
551 }
552 dprintk("matroxfb: truecolor: "
553 "size=%d:%d:%d:%d, shift=%d:%d:%d:%d\n",
554 var->transp.length,
555 var->red.length,
556 var->green.length,
557 var->blue.length,
558 var->transp.offset,
559 var->red.offset,
560 var->green.offset,
561 var->blue.offset);
562 *visual = MX_VISUAL_DIRECTCOLOR;
563 }
564 *video_cmap_len = matroxfb_get_cmap_len(var);
565 dprintk(KERN_INFO "requested %d*%d/%dbpp (%d*%d)\n", var->xres, var->yres, var->bits_per_pixel,
566 var->xres_virtual, var->yres_virtual);
567 return 0;
568 }
569
570 static int matrox_setcolreg(unsigned regno, unsigned red, unsigned green,
571 unsigned blue, unsigned transp,
572 struct fb_info *fb_info)
573 {
574 struct display* p;
575 #ifdef CONFIG_FB_MATROX_MULTIHEAD
576 struct matrox_fb_info* minfo = (struct matrox_fb_info*)fb_info;
577 #endif
578
579 DBG("matrox_setcolreg")
580
581 /*
582 * Set a single color register. The values supplied are
583 * already rounded down to the hardware's capabilities
584 * (according to the entries in the `var' structure). Return
585 * != 0 for invalid regno.
586 */
587
588 if (regno >= ACCESS_FBINFO(curr.cmap_len))
589 return 1;
590
591 ACCESS_FBINFO(palette[regno].red) = red;
592 ACCESS_FBINFO(palette[regno].green) = green;
593 ACCESS_FBINFO(palette[regno].blue) = blue;
594 ACCESS_FBINFO(palette[regno].transp) = transp;
595
596 p = ACCESS_FBINFO(currcon_display);
597 if (p->var.grayscale) {
598 /* gray = 0.30*R + 0.59*G + 0.11*B */
599 red = green = blue = (red * 77 + green * 151 + blue * 28) >> 8;
600 }
601
602 red = CNVT_TOHW(red, p->var.red.length);
603 green = CNVT_TOHW(green, p->var.green.length);
604 blue = CNVT_TOHW(blue, p->var.blue.length);
605 transp = CNVT_TOHW(transp, p->var.transp.length);
606
607 switch (p->var.bits_per_pixel) {
608 #if defined(FBCON_HAS_CFB8) || defined(FBCON_HAS_CFB4) || defined(FBCON_HAS_VGATEXT)
609 #ifdef FBCON_HAS_VGATEXT
610 case 0:
611 #endif
612 #ifdef FBCON_HAS_CFB4
613 case 4:
614 #endif
615 #ifdef FBCON_HAS_CFB8
616 case 8:
617 #endif
618 mga_outb(M_DAC_REG, regno);
619 mga_outb(M_DAC_VAL, red);
620 mga_outb(M_DAC_VAL, green);
621 mga_outb(M_DAC_VAL, blue);
622 break;
623 #endif
624 #ifdef FBCON_HAS_CFB16
625 case 16:
626 ACCESS_FBINFO(cmap.cfb16[regno]) =
627 (red << p->var.red.offset) |
628 (green << p->var.green.offset) |
629 (blue << p->var.blue.offset) |
630 (transp << p->var.transp.offset); /* for 1:5:5:5 */
631 break;
632 #endif
633 #ifdef FBCON_HAS_CFB24
634 case 24:
635 ACCESS_FBINFO(cmap.cfb24[regno]) =
636 (red << p->var.red.offset) |
637 (green << p->var.green.offset) |
638 (blue << p->var.blue.offset);
639 break;
640 #endif
641 #ifdef FBCON_HAS_CFB32
642 case 32:
643 ACCESS_FBINFO(cmap.cfb32[regno]) =
644 (red << p->var.red.offset) |
645 (green << p->var.green.offset) |
646 (blue << p->var.blue.offset) |
647 (transp << p->var.transp.offset); /* 8:8:8:8 */
648 break;
649 #endif
650 }
651 return 0;
652 }
653
654 static void do_install_cmap(WPMINFO struct display* dsp)
655 {
656 DBG("do_install_cmap")
657
658 if (dsp->cmap.len)
659 fb_set_cmap(&dsp->cmap, 1, matrox_setcolreg, &ACCESS_FBINFO(fbcon));
660 else
661 fb_set_cmap(fb_default_cmap(ACCESS_FBINFO(curr.cmap_len)),
662 1, matrox_setcolreg, &ACCESS_FBINFO(fbcon));
663 }
664
665 static int matroxfb_get_fix(struct fb_fix_screeninfo *fix, int con,
666 struct fb_info *info)
667 {
668 struct display* p;
669 DBG("matroxfb_get_fix")
670
671 #define minfo ((struct matrox_fb_info*)info)
672
673 if (ACCESS_FBINFO(dead)) {
674 return -ENXIO;
675 }
676
677 if (con >= 0)
678 p = fb_display + con;
679 else
680 p = ACCESS_FBINFO(fbcon.disp);
681
682 memset(fix, 0, sizeof(struct fb_fix_screeninfo));
683 strcpy(fix->id,"MATROX");
684
685 fix->smem_start = ACCESS_FBINFO(video.base) + ACCESS_FBINFO(curr.ydstorg.bytes);
686 fix->smem_len = ACCESS_FBINFO(video.len_usable) - ACCESS_FBINFO(curr.ydstorg.bytes);
687 fix->type = p->type;
688 fix->type_aux = p->type_aux;
689 fix->visual = p->visual;
690 fix->xpanstep = 8; /* 8 for 8bpp, 4 for 16bpp, 2 for 32bpp */
691 fix->ypanstep = 1;
692 fix->ywrapstep = 0;
693 fix->line_length = p->line_length;
694 fix->mmio_start = ACCESS_FBINFO(mmio.base);
695 fix->mmio_len = ACCESS_FBINFO(mmio.len);
696 fix->accel = ACCESS_FBINFO(devflags.accelerator);
697 return 0;
698 #undef minfo
699 }
700
701 static int matroxfb_get_var(struct fb_var_screeninfo *var, int con,
702 struct fb_info *info)
703 {
704 #define minfo ((struct matrox_fb_info*)info)
705 DBG("matroxfb_get_var")
706
707 if(con < 0)
708 *var=ACCESS_FBINFO(fbcon.disp)->var;
709 else
710 *var=fb_display[con].var;
711 return 0;
712 #undef minfo
713 }
714
715 static int matroxfb_set_var(struct fb_var_screeninfo *var, int con,
716 struct fb_info *info)
717 {
718 #define minfo ((struct matrox_fb_info*)info)
719 int err;
720 int visual;
721 int cmap_len;
722 unsigned int ydstorg;
723 struct display* display;
724 int chgvar;
725
726 DBG("matroxfb_set_var")
727
728 if (ACCESS_FBINFO(dead)) {
729 return -ENXIO;
730 }
731
732 if (con >= 0)
733 display = fb_display + con;
734 else
735 display = ACCESS_FBINFO(fbcon.disp);
736 if ((err = matroxfb_decode_var(PMINFO display, var, &visual, &cmap_len, &ydstorg)) != 0)
737 return err;
738 switch (var->activate & FB_ACTIVATE_MASK) {
739 case FB_ACTIVATE_TEST: return 0;
740 case FB_ACTIVATE_NXTOPEN: /* ?? */
741 case FB_ACTIVATE_NOW: break; /* continue */
742 default: return -EINVAL; /* unknown */
743 }
744 if (con >= 0) {
745 chgvar = ((display->var.xres != var->xres) ||
746 (display->var.yres != var->yres) ||
747 (display->var.xres_virtual != var->xres_virtual) ||
748 (display->var.yres_virtual != var->yres_virtual) ||
749 (display->var.bits_per_pixel != var->bits_per_pixel) ||
750 memcmp(&display->var.red, &var->red, sizeof(var->red)) ||
751 memcmp(&display->var.green, &var->green, sizeof(var->green)) ||
752 memcmp(&display->var.blue, &var->blue, sizeof(var->blue)));
753 } else {
754 chgvar = 0;
755 }
756 display->var = *var;
757 /* cmap */
758 display->screen_base = vaddr_va(ACCESS_FBINFO(video.vbase)) + ydstorg;
759 display->visual = visual;
760 display->ypanstep = 1;
761 display->ywrapstep = 0;
762 if (var->bits_per_pixel) {
763 display->type = FB_TYPE_PACKED_PIXELS;
764 display->type_aux = 0;
765 display->next_line = display->line_length = (var->xres_virtual * var->bits_per_pixel) >> 3;
766 } else {
767 display->type = FB_TYPE_TEXT;
768 display->type_aux = ACCESS_FBINFO(devflags.text_type_aux);
769 display->next_line = display->line_length = (var->xres_virtual / (fontwidth(display)?fontwidth(display):8)) * ACCESS_FBINFO(devflags.textstep);
770 }
771 display->can_soft_blank = 1;
772 display->inverse = ACCESS_FBINFO(devflags.inverse);
773 /* conp, fb_info, vrows, cursor_x, cursor_y, fgcol, bgcol */
774 /* next_plane, fontdata, _font*, userfont */
775 initMatrox(PMINFO display); /* dispsw */
776 /* dispsw, scrollmode, yscroll */
777 /* fgshift, bgshift, charmask */
778 if (chgvar && info && info->changevar)
779 info->changevar(con);
780 if (con == ACCESS_FBINFO(currcon)) {
781 unsigned int pos;
782
783 ACCESS_FBINFO(curr.cmap_len) = cmap_len;
784 if (display->type == FB_TYPE_TEXT) {
785 /* textmode must be in first megabyte, so no ydstorg allowed */
786 ACCESS_FBINFO(curr.ydstorg.bytes) = 0;
787 ACCESS_FBINFO(curr.ydstorg.chunks) = 0;
788 ACCESS_FBINFO(curr.ydstorg.pixels) = 0;
789 } else {
790 ydstorg += ACCESS_FBINFO(devflags.ydstorg);
791 ACCESS_FBINFO(curr.ydstorg.bytes) = ydstorg;
792 ACCESS_FBINFO(curr.ydstorg.chunks) = ydstorg >> (isInterleave(MINFO)?3:2);
793 if (var->bits_per_pixel == 4)
794 ACCESS_FBINFO(curr.ydstorg.pixels) = ydstorg;
795 else
796 ACCESS_FBINFO(curr.ydstorg.pixels) = (ydstorg * 8) / var->bits_per_pixel;
797 }
798 ACCESS_FBINFO(curr.final_bppShift) = matroxfb_get_final_bppShift(PMINFO var->bits_per_pixel);
799 if (visual == MX_VISUAL_PSEUDOCOLOR) {
800 int i;
801
802 for (i = 0; i < 16; i++) {
803 int j;
804
805 j = color_table[i];
806 ACCESS_FBINFO(palette[i].red) = default_red[j];
807 ACCESS_FBINFO(palette[i].green) = default_grn[j];
808 ACCESS_FBINFO(palette[i].blue) = default_blu[j];
809 }
810 }
811
812 { struct my_timming mt;
813 struct matrox_hw_state* hw;
814 struct matrox_hw_state* ohw;
815
816 matroxfb_var2my(var, &mt);
817 /* CRTC1 delays */
818 switch (var->bits_per_pixel) {
819 case 0: mt.delay = 31 + 0; break;
820 case 16: mt.delay = 21 + 8; break;
821 case 24: mt.delay = 17 + 8; break;
822 case 32: mt.delay = 16 + 8; break;
823 default: mt.delay = 31 + 8; break;
824 }
825
826 hw = ACCESS_FBINFO(newhw);
827 ohw = ACCESS_FBINFO(currenthw);
828
829 /* copy last setting... */
830 memcpy(hw, ohw, sizeof(*hw));
831
832 del_timer_sync(&ACCESS_FBINFO(cursor.timer));
833 ACCESS_FBINFO(cursor.state) = CM_ERASE;
834
835 ACCESS_FBINFO(hw_switch->init(PMINFO hw, &mt, display));
836 if (display->type == FB_TYPE_TEXT) {
837 if (fontheight(display))
838 pos = var->yoffset / fontheight(display) * display->next_line / ACCESS_FBINFO(devflags.textstep) + var->xoffset / (fontwidth(display)?fontwidth(display):8);
839 else
840 pos = 0;
841 } else {
842 pos = (var->yoffset * var->xres_virtual + var->xoffset) * ACCESS_FBINFO(curr.final_bppShift) / 32;
843 pos += ACCESS_FBINFO(curr.ydstorg.chunks);
844 }
845
846 hw->CRTC[0x0D] = pos & 0xFF;
847 hw->CRTC[0x0C] = (pos & 0xFF00) >> 8;
848 hw->CRTCEXT[0] = (hw->CRTCEXT[0] & 0xF0) | ((pos >> 16) & 0x0F) | ((pos >> 14) & 0x40);
849 hw->CRTCEXT[8] = pos >> 21;
850 if (ACCESS_FBINFO(output.ph) & (MATROXFB_OUTPUT_CONN_PRIMARY | MATROXFB_OUTPUT_CONN_DFP)) {
851 if (ACCESS_FBINFO(primout))
852 ACCESS_FBINFO(primout)->compute(MINFO, &mt, hw);
853 }
854 if (ACCESS_FBINFO(output.ph) & MATROXFB_OUTPUT_CONN_SECONDARY) {
855 down_read(&ACCESS_FBINFO(altout.lock));
856 if (ACCESS_FBINFO(altout.output))
857 ACCESS_FBINFO(altout.output)->compute(ACCESS_FBINFO(altout.device), &mt, hw);
858 up_read(&ACCESS_FBINFO(altout.lock));
859 }
860 ACCESS_FBINFO(hw_switch->restore(PMINFO hw, ohw, display));
861 if (ACCESS_FBINFO(output.ph) & (MATROXFB_OUTPUT_CONN_PRIMARY | MATROXFB_OUTPUT_CONN_DFP)) {
862 if (ACCESS_FBINFO(primout))
863 ACCESS_FBINFO(primout)->program(MINFO, hw);
864 }
865 if (ACCESS_FBINFO(output.ph) & MATROXFB_OUTPUT_CONN_SECONDARY) {
866 down_read(&ACCESS_FBINFO(altout.lock));
867 if (ACCESS_FBINFO(altout.output))
868 ACCESS_FBINFO(altout.output)->program(ACCESS_FBINFO(altout.device), hw);
869 up_read(&ACCESS_FBINFO(altout.lock));
870 }
871 ACCESS_FBINFO(cursor.redraw) = 1;
872 ACCESS_FBINFO(currenthw) = hw;
873 ACCESS_FBINFO(newhw) = ohw;
874 if (ACCESS_FBINFO(output.ph) & (MATROXFB_OUTPUT_CONN_PRIMARY | MATROXFB_OUTPUT_CONN_DFP)) {
875 if (ACCESS_FBINFO(primout))
876 ACCESS_FBINFO(primout)->start(MINFO);
877 }
878 if (ACCESS_FBINFO(output.ph) & MATROXFB_OUTPUT_CONN_SECONDARY) {
879 down_read(&ACCESS_FBINFO(altout.lock));
880 if (ACCESS_FBINFO(altout.output))
881 ACCESS_FBINFO(altout.output)->start(ACCESS_FBINFO(altout.device));
882 up_read(&ACCESS_FBINFO(altout.lock));
883 }
884 matrox_cfbX_init(PMINFO display);
885 do_install_cmap(PMINFO display);
886 #if defined(CONFIG_FB_COMPAT_XPMAC)
887 if (console_fb_info == &ACCESS_FBINFO(fbcon)) {
888 int vmode, cmode;
889
890 display_info.width = var->xres;
891 display_info.height = var->yres;
892 display_info.depth = var->bits_per_pixel;
893 display_info.pitch = (var->xres_virtual)*(var->bits_per_pixel)/8;
894 if (mac_var_to_vmode(var, &vmode, &cmode))
895 display_info.mode = 0;
896 else
897 display_info.mode = vmode;
898 strcpy(display_info.name, ACCESS_FBINFO(matrox_name));
899 display_info.fb_address = ACCESS_FBINFO(video.base);
900 display_info.cmap_adr_address = 0;
901 display_info.cmap_data_address = 0;
902 display_info.disp_reg_address = ACCESS_FBINFO(mmio.base);
903 }
904 #endif /* CONFIG_FB_COMPAT_XPMAC */
905 }
906 }
907 return 0;
908 #undef minfo
909 }
910
911 static int matrox_getcolreg(unsigned regno, unsigned *red, unsigned *green,
912 unsigned *blue, unsigned *transp,
913 struct fb_info *info)
914 {
915
916 DBG("matrox_getcolreg")
917
918 #define minfo ((struct matrox_fb_info*)info)
919 /*
920 * Read a single color register and split it into colors/transparent.
921 * Return != 0 for invalid regno.
922 */
923
924 if (regno >= ACCESS_FBINFO(curr.cmap_len))
925 return 1;
926
927 *red = ACCESS_FBINFO(palette[regno].red);
928 *green = ACCESS_FBINFO(palette[regno].green);
929 *blue = ACCESS_FBINFO(palette[regno].blue);
930 *transp = ACCESS_FBINFO(palette[regno].transp);
931 return 0;
932 #undef minfo
933 }
934
935 static int matroxfb_get_cmap(struct fb_cmap *cmap, int kspc, int con,
936 struct fb_info *info)
937 {
938 #define minfo ((struct matrox_fb_info*)info)
939 struct display* dsp = (con < 0) ? ACCESS_FBINFO(fbcon.disp)
940 : fb_display + con;
941
942 DBG("matroxfb_get_cmap")
943
944 if (ACCESS_FBINFO(dead)) {
945 return -ENXIO;
946 }
947
948 if (con == ACCESS_FBINFO(currcon)) /* current console? */
949 return fb_get_cmap(cmap, kspc, matrox_getcolreg, info);
950 else if (dsp->cmap.len) /* non default colormap? */
951 fb_copy_cmap(&dsp->cmap, cmap, kspc ? 0 : 2);
952 else
953 fb_copy_cmap(fb_default_cmap(matroxfb_get_cmap_len(&dsp->var)),
954 cmap, kspc ? 0 : 2);
955 return 0;
956 #undef minfo
957 }
958
959 static int matroxfb_set_cmap(struct fb_cmap *cmap, int kspc, int con,
960 struct fb_info *info)
961 {
962 unsigned int cmap_len;
963 struct display* dsp = (con < 0) ? info->disp : (fb_display + con);
964 #define minfo ((struct matrox_fb_info*)info)
965
966 DBG("matroxfb_set_cmap")
967
968 if (ACCESS_FBINFO(dead)) {
969 return -ENXIO;
970 }
971
972 cmap_len = matroxfb_get_cmap_len(&dsp->var);
973 if (dsp->cmap.len != cmap_len) {
974 int err;
975
976 err = fb_alloc_cmap(&dsp->cmap, cmap_len, 0);
977 if (err)
978 return err;
979 }
980 if (con == ACCESS_FBINFO(currcon)) { /* current console? */
981 return fb_set_cmap(cmap, kspc, matrox_setcolreg, info);
982 } else
983 fb_copy_cmap(cmap, &dsp->cmap, kspc ? 0 : 1);
984 return 0;
985 #undef minfo
986 }
987
988 static int matroxfb_switch(int con, struct fb_info *info);
989
990 static int matroxfb_get_vblank(CPMINFO struct fb_vblank *vblank)
991 {
992 unsigned int sts1;
993
994 memset(vblank, 0, sizeof(*vblank));
995 vblank->flags = FB_VBLANK_HAVE_VCOUNT | FB_VBLANK_HAVE_VSYNC |
996 FB_VBLANK_HAVE_VBLANK | FB_VBLANK_HAVE_HBLANK;
997 sts1 = mga_inb(M_INSTS1);
998 vblank->vcount = mga_inl(M_VCOUNT);
999 /* BTW, on my PIII/450 with G400, reading M_INSTS1
1000 byte makes this call about 12% slower (1.70 vs. 2.05 us
1001 per ioctl()) */
1002 if (sts1 & 1)
1003 vblank->flags |= FB_VBLANK_HBLANKING;
1004 if (sts1 & 8)
1005 vblank->flags |= FB_VBLANK_VSYNCING;
1006 if (vblank->count >= ACCESS_FBINFO(currcon_display)->var.yres)
1007 vblank->flags |= FB_VBLANK_VBLANKING;
1008 vblank->hcount = 0;
1009 vblank->count = 0;
1010 return 0;
1011 }
1012
1013 static int matroxfb_ioctl(struct inode *inode, struct file *file,
1014 unsigned int cmd, unsigned long arg, int con,
1015 struct fb_info *info)
1016 {
1017 #define minfo ((struct matrox_fb_info*)info)
1018 DBG("matroxfb_ioctl")
1019
1020 if (ACCESS_FBINFO(dead)) {
1021 return -ENXIO;
1022 }
1023
1024 switch (cmd) {
1025 case FBIOGET_VBLANK:
1026 {
1027 struct fb_vblank vblank;
1028 int err;
1029
1030 err = matroxfb_get_vblank(PMINFO &vblank);
1031 if (err)
1032 return err;
1033 if (copy_to_user((struct fb_vblank*)arg, &vblank, sizeof(vblank)))
1034 return -EFAULT;
1035 return 0;
1036 }
1037 case MATROXFB_SET_OUTPUT_MODE:
1038 {
1039 struct matroxioc_output_mode mom;
1040 int val;
1041
1042 if (copy_from_user(&mom, (struct matroxioc_output_mode*)arg, sizeof(mom)))
1043 return -EFAULT;
1044 if (mom.output >= sizeof(u_int32_t))
1045 return -EINVAL;
1046 switch (mom.output) {
1047 case MATROXFB_OUTPUT_PRIMARY:
1048 if (mom.mode != MATROXFB_OUTPUT_MODE_MONITOR)
1049 return -EINVAL;
1050 /* mode did not change... */
1051 return 0;
1052 case MATROXFB_OUTPUT_SECONDARY:
1053 val = -EINVAL;
1054 down_read(&ACCESS_FBINFO(altout.lock));
1055 if (ACCESS_FBINFO(altout.output) && ACCESS_FBINFO(altout.device))
1056 val = ACCESS_FBINFO(altout.output)->setmode(ACCESS_FBINFO(altout.device), mom.mode);
1057 up_read(&ACCESS_FBINFO(altout.lock));
1058 if (val != 1)
1059 return val;
1060 if (ACCESS_FBINFO(output.ph) & MATROXFB_OUTPUT_CONN_SECONDARY)
1061 matroxfb_switch(ACCESS_FBINFO(currcon), info);
1062 if (ACCESS_FBINFO(output.sh) & MATROXFB_OUTPUT_CONN_SECONDARY) {
1063 struct matroxfb_dh_fb_info* crtc2;
1064
1065 down_read(&ACCESS_FBINFO(crtc2.lock));
1066 crtc2 = (struct matroxfb_dh_fb_info*)(ACCESS_FBINFO(crtc2.info));
1067 if (crtc2)
1068 crtc2->fbcon.switch_con(crtc2->currcon, &crtc2->fbcon);
1069 up_read(&ACCESS_FBINFO(crtc2.lock));
1070 }
1071 return 0;
1072 case MATROXFB_OUTPUT_DFP:
1073 if (!(ACCESS_FBINFO(output.all) & MATROXFB_OUTPUT_CONN_DFP))
1074 return -ENXIO;
1075 if (mom.mode!= MATROXFB_OUTPUT_MODE_MONITOR)
1076 return -EINVAL;
1077 /* mode did not change... */
1078 return 0;
1079 default:
1080 return -EINVAL;
1081 }
1082 return 0;
1083 }
1084 case MATROXFB_GET_OUTPUT_MODE:
1085 {
1086 struct matroxioc_output_mode mom;
1087 int val;
1088
1089 if (copy_from_user(&mom, (struct matroxioc_output_mode*)arg, sizeof(mom)))
1090 return -EFAULT;
1091 if (mom.output >= sizeof(u_int32_t))
1092 return -EINVAL;
1093 switch (mom.output) {
1094 case MATROXFB_OUTPUT_PRIMARY:
1095 mom.mode = MATROXFB_OUTPUT_MODE_MONITOR;
1096 break;
1097 case MATROXFB_OUTPUT_SECONDARY:
1098 val = -EINVAL;
1099 down_read(&ACCESS_FBINFO(altout.lock));
1100 if (ACCESS_FBINFO(altout.output) && ACCESS_FBINFO(altout.device))
1101 val = ACCESS_FBINFO(altout.output)->getmode(ACCESS_FBINFO(altout.device), &mom.mode);
1102 up_read(&ACCESS_FBINFO(altout.lock));
1103 if (val)
1104 return val;
1105 break;
1106 case MATROXFB_OUTPUT_DFP:
1107 if (!(ACCESS_FBINFO(output.all) & MATROXFB_OUTPUT_CONN_DFP))
1108 return -ENXIO;
1109 mom.mode = MATROXFB_OUTPUT_MODE_MONITOR;
1110 break;
1111 default:
1112 return -EINVAL;
1113 }
1114 if (copy_to_user((struct matroxioc_output_mode*)arg, &mom, sizeof(mom)))
1115 return -EFAULT;
1116 return 0;
1117 }
1118 case MATROXFB_SET_OUTPUT_CONNECTION:
1119 {
1120 u_int32_t tmp;
1121
1122 if (copy_from_user(&tmp, (u_int32_t*)arg, sizeof(tmp)))
1123 return -EFAULT;
1124 if (tmp & ~ACCESS_FBINFO(output.all))
1125 return -EINVAL;
1126 if (tmp & ACCESS_FBINFO(output.sh))
1127 return -EINVAL;
1128 if (tmp & MATROXFB_OUTPUT_CONN_DFP) {
1129 if (tmp & MATROXFB_OUTPUT_CONN_SECONDARY)
1130 return -EINVAL;
1131 if (ACCESS_FBINFO(output.sh))
1132 return -EINVAL;
1133 }
1134 if (tmp == ACCESS_FBINFO(output.ph))
1135 return 0;
1136 ACCESS_FBINFO(output.ph) = tmp;
1137 matroxfb_switch(ACCESS_FBINFO(currcon), info);
1138 return 0;
1139 }
1140 case MATROXFB_GET_OUTPUT_CONNECTION:
1141 {
1142 if (put_user(ACCESS_FBINFO(output.ph), (u_int32_t*)arg))
1143 return -EFAULT;
1144 return 0;
1145 }
1146 case MATROXFB_GET_AVAILABLE_OUTPUTS:
1147 {
1148 u_int32_t tmp;
1149
1150 tmp = ACCESS_FBINFO(output.all) & ~ACCESS_FBINFO(output.sh);
1151 if (ACCESS_FBINFO(output.ph) & MATROXFB_OUTPUT_CONN_DFP)
1152 tmp &= ~MATROXFB_OUTPUT_CONN_SECONDARY;
1153 if (ACCESS_FBINFO(output.ph) & MATROXFB_OUTPUT_CONN_SECONDARY)
1154 tmp &= ~MATROXFB_OUTPUT_CONN_DFP;
1155 if (put_user(tmp, (u_int32_t*)arg))
1156 return -EFAULT;
1157 return 0;
1158 }
1159 case MATROXFB_GET_ALL_OUTPUTS:
1160 {
1161 if (put_user(ACCESS_FBINFO(output.all), (u_int32_t*)arg))
1162 return -EFAULT;
1163 return 0;
1164 }
1165 }
1166 return -EINVAL;
1167 #undef minfo
1168 }
1169
1170 static struct fb_ops matroxfb_ops = {
1171 owner: THIS_MODULE,
1172 fb_open: matroxfb_open,
1173 fb_release: matroxfb_release,
1174 fb_get_fix: matroxfb_get_fix,
1175 fb_get_var: matroxfb_get_var,
1176 fb_set_var: matroxfb_set_var,
1177 fb_get_cmap: matroxfb_get_cmap,
1178 fb_set_cmap: matroxfb_set_cmap,
1179 fb_pan_display: matroxfb_pan_display,
1180 fb_ioctl: matroxfb_ioctl,
1181 };
1182
1183 static int matroxfb_switch(int con, struct fb_info *info)
1184 {
1185 #define minfo ((struct matrox_fb_info*)info)
1186 struct fb_cmap* cmap;
1187 struct display *p;
1188
1189 DBG("matroxfb_switch");
1190
1191 if (ACCESS_FBINFO(currcon) >= 0) {
1192 /* Do we have to save the colormap? */
1193 cmap = &(ACCESS_FBINFO(currcon_display)->cmap);
1194 dprintk(KERN_DEBUG "switch1: con = %d, cmap.len = %d\n", ACCESS_FBINFO(currcon), cmap->len);
1195
1196 if (cmap->len) {
1197 dprintk(KERN_DEBUG "switch1a: %p %p %p %p\n", cmap->red, cmap->green, cmap->blue, cmap->transp);
1198 fb_get_cmap(cmap, 1, matrox_getcolreg, info);
1199 #ifdef DEBUG
1200 if (cmap->red) {
1201 dprintk(KERN_DEBUG "switch1r: %X\n", cmap->red[0]);
1202 }
1203 #endif
1204 }
1205 }
1206 ACCESS_FBINFO(currcon) = con;
1207 if (con < 0)
1208 p = ACCESS_FBINFO(fbcon.disp);
1209 else
1210 p = fb_display + con;
1211 ACCESS_FBINFO(currcon_display) = p;
1212 p->var.activate = FB_ACTIVATE_NOW;
1213 #ifdef DEBUG
1214 cmap = &p->cmap;
1215 dprintk(KERN_DEBUG "switch2: con = %d, cmap.len = %d\n", con, cmap->len);
1216 dprintk(KERN_DEBUG "switch2a: %p %p %p %p\n", cmap->red, cmap->green, cmap->blue, cmap->transp);
1217 if (p->cmap.red) {
1218 dprintk(KERN_DEBUG "switch2r: %X\n", cmap->red[0]);
1219 }
1220 #endif
1221 matroxfb_set_var(&p->var, con, info);
1222 #ifdef DEBUG
1223 dprintk(KERN_DEBUG "switch3: con = %d, cmap.len = %d\n", con, cmap->len);
1224 dprintk(KERN_DEBUG "switch3a: %p %p %p %p\n", cmap->red, cmap->green, cmap->blue, cmap->transp);
1225 if (p->cmap.red) {
1226 dprintk(KERN_DEBUG "switch3r: %X\n", cmap->red[0]);
1227 }
1228 #endif
1229 return 0;
1230 #undef minfo
1231 }
1232
1233 /* 0 unblank, 1 blank, 2 no vsync, 3 no hsync, 4 off */
1234
1235 static void matroxfb_blank(int blank, struct fb_info *info)
1236 {
1237 #define minfo ((struct matrox_fb_info*)info)
1238 int seq;
1239 int crtc;
1240 CRITFLAGS
1241
1242 DBG("matroxfb_blank")
1243
1244 if (ACCESS_FBINFO(dead))
1245 return;
1246
1247 switch (blank) {
1248 case 1: seq = 0x20; crtc = 0x00; break; /* works ??? */
1249 case 2: seq = 0x20; crtc = 0x10; break;
1250 case 3: seq = 0x20; crtc = 0x20; break;
1251 case 4: seq = 0x20; crtc = 0x30; break;
1252 default: seq = 0x00; crtc = 0x00; break;
1253 }
1254
1255 CRITBEGIN
1256
1257 mga_outb(M_SEQ_INDEX, 1);
1258 mga_outb(M_SEQ_DATA, (mga_inb(M_SEQ_DATA) & ~0x20) | seq);
1259 mga_outb(M_EXTVGA_INDEX, 1);
1260 mga_outb(M_EXTVGA_DATA, (mga_inb(M_EXTVGA_DATA) & ~0x30) | crtc);
1261
1262 CRITEND
1263
1264 #undef minfo
1265 }
1266
1267 #define RSDepth(X) (((X) >> 8) & 0x0F)
1268 #define RS8bpp 0x1
1269 #define RS15bpp 0x2
1270 #define RS16bpp 0x3
1271 #define RS32bpp 0x4
1272 #define RS4bpp 0x5
1273 #define RS24bpp 0x6
1274 #define RSText 0x7
1275 #define RSText8 0x8
1276 /* 9-F */
1277 static struct { struct fb_bitfield red, green, blue, transp; int bits_per_pixel; } colors[] = {
1278 { { 0, 8, 0}, { 0, 8, 0}, { 0, 8, 0}, { 0, 0, 0}, 8 },
1279 { { 10, 5, 0}, { 5, 5, 0}, { 0, 5, 0}, { 15, 1, 0}, 16 },
1280 { { 11, 5, 0}, { 5, 6, 0}, { 0, 5, 0}, { 0, 0, 0}, 16 },
1281 { { 16, 8, 0}, { 8, 8, 0}, { 0, 8, 0}, { 24, 8, 0}, 32 },
1282 { { 0, 8, 0}, { 0, 8, 0}, { 0, 8, 0}, { 0, 0, 0}, 4 },
1283 { { 16, 8, 0}, { 8, 8, 0}, { 0, 8, 0}, { 0, 0, 0}, 24 },
1284 { { 0, 6, 0}, { 0, 6, 0}, { 0, 6, 0}, { 0, 0, 0}, 0 }, /* textmode with (default) VGA8x16 */
1285 { { 0, 6, 0}, { 0, 6, 0}, { 0, 6, 0}, { 0, 0, 0}, 0 }, /* textmode hardwired to VGA8x8 */
1286 };
1287
1288 /* initialized by setup, see explanation at end of file (search for MODULE_PARM_DESC) */
1289 static unsigned int mem; /* "matrox:mem:xxxxxM" */
1290 static int option_precise_width = 1; /* cannot be changed, option_precise_width==0 must imply noaccel */
1291 static int inv24; /* "matrox:inv24" */
1292 static int cross4MB = -1; /* "matrox:cross4MB" */
1293 static int disabled; /* "matrox:disabled" */
1294 static int noaccel; /* "matrox:noaccel" */
1295 static int nopan; /* "matrox:nopan" */
1296 static int no_pci_retry; /* "matrox:nopciretry" */
1297 static int novga; /* "matrox:novga" */
1298 static int nobios; /* "matrox:nobios" */
1299 static int noinit = 1; /* "matrox:init" */
1300 static int inverse; /* "matrox:inverse" */
1301 static int hwcursor = 1; /* "matrox:nohwcursor" */
1302 static int blink = 1; /* "matrox:noblink" */
1303 static int sgram; /* "matrox:sgram" */
1304 #ifdef CONFIG_MTRR
1305 static int mtrr = 1; /* "matrox:nomtrr" */
1306 #endif
1307 static int grayscale; /* "matrox:grayscale" */
1308 static unsigned int fastfont; /* "matrox:fastfont:xxxxx" */
1309 static int dev = -1; /* "matrox:dev:xxxxx" */
1310 static unsigned int vesa = ~0; /* "matrox:vesa:xxxxx" */
1311 static int depth = -1; /* "matrox:depth:xxxxx" */
1312 static unsigned int xres; /* "matrox:xres:xxxxx" */
1313 static unsigned int yres; /* "matrox:yres:xxxxx" */
1314 static unsigned int upper = ~0; /* "matrox:upper:xxxxx" */
1315 static unsigned int lower = ~0; /* "matrox:lower:xxxxx" */
1316 static unsigned int vslen; /* "matrox:vslen:xxxxx" */
1317 static unsigned int left = ~0; /* "matrox:left:xxxxx" */
1318 static unsigned int right = ~0; /* "matrox:right:xxxxx" */
1319 static unsigned int hslen; /* "matrox:hslen:xxxxx" */
1320 static unsigned int pixclock; /* "matrox:pixclock:xxxxx" */
1321 static int sync = -1; /* "matrox:sync:xxxxx" */
1322 static unsigned int fv; /* "matrox:fv:xxxxx" */
1323 static unsigned int fh; /* "matrox:fh:xxxxxk" */
1324 static unsigned int maxclk; /* "matrox:maxclk:xxxxM" */
1325 static int dfp; /* "matrox:dfp */
1326 static int memtype = -1; /* "matrox:memtype:xxx" */
1327 static char fontname[64]; /* "matrox:font:xxxxx" */
1328
1329 #ifndef MODULE
1330 static char videomode[64]; /* "matrox:mode:xxxxx" or "matrox:xxxxx" */
1331 #endif
1332
1333 static int matroxfb_getmemory(WPMINFO unsigned int maxSize, unsigned int *realSize){
1334 vaddr_t vm;
1335 unsigned int offs;
1336 unsigned int offs2;
1337 unsigned char store;
1338 unsigned char bytes[32];
1339 unsigned char* tmp;
1340
1341 DBG("matroxfb_getmemory")
1342
1343 vm = ACCESS_FBINFO(video.vbase);
1344 maxSize &= ~0x1FFFFF; /* must be X*2MB (really it must be 2 or X*4MB) */
1345 /* at least 2MB */
1346 if (maxSize < 0x0200000) return 0;
1347 if (maxSize > 0x2000000) maxSize = 0x2000000;
1348
1349 mga_outb(M_EXTVGA_INDEX, 0x03);
1350 mga_outb(M_EXTVGA_DATA, mga_inb(M_EXTVGA_DATA) | 0x80);
1351
1352 store = mga_readb(vm, 0x1234);
1353 tmp = bytes;
1354 for (offs = 0x100000; offs < maxSize; offs += 0x200000)
1355 *tmp++ = mga_readb(vm, offs);
1356 for (offs = 0x100000; offs < maxSize; offs += 0x200000)
1357 mga_writeb(vm, offs, 0x02);
1358 if (ACCESS_FBINFO(features.accel.has_cacheflush))
1359 mga_outb(M_CACHEFLUSH, 0x00);
1360 else
1361 mga_writeb(vm, 0x1234, 0x99);
1362 for (offs = 0x100000; offs < maxSize; offs += 0x200000) {
1363 if (mga_readb(vm, offs) != 0x02)
1364 break;
1365 mga_writeb(vm, offs, mga_readb(vm, offs) - 0x02);
1366 if (mga_readb(vm, offs))
1367 break;
1368 }
1369 tmp = bytes;
1370 for (offs2 = 0x100000; offs2 < maxSize; offs2 += 0x200000)
1371 mga_writeb(vm, offs2, *tmp++);
1372 mga_writeb(vm, 0x1234, store);
1373
1374 mga_outb(M_EXTVGA_INDEX, 0x03);
1375 mga_outb(M_EXTVGA_DATA, mga_inb(M_EXTVGA_DATA) & ~0x80);
1376
1377 *realSize = offs - 0x100000;
1378 #ifdef CONFIG_FB_MATROX_MILLENIUM
1379 ACCESS_FBINFO(interleave) = !(!isMillenium(MINFO) || ((offs - 0x100000) & 0x3FFFFF));
1380 #endif
1381 return 1;
1382 }
1383
1384 struct video_board {
1385 int maxvram;
1386 int maxdisplayable;
1387 int accelID;
1388 struct matrox_switch* lowlevel;
1389 };
1390 #ifdef CONFIG_FB_MATROX_MILLENIUM
1391 static struct video_board vbMillennium = {0x0800000, 0x0800000, FB_ACCEL_MATROX_MGA2064W, &matrox_millennium};
1392 static struct video_board vbMillennium2 = {0x1000000, 0x0800000, FB_ACCEL_MATROX_MGA2164W, &matrox_millennium};
1393 static struct video_board vbMillennium2A = {0x1000000, 0x0800000, FB_ACCEL_MATROX_MGA2164W_AGP, &matrox_millennium};
1394 #endif /* CONFIG_FB_MATROX_MILLENIUM */
1395 #ifdef CONFIG_FB_MATROX_MYSTIQUE
1396 static struct video_board vbMystique = {0x0800000, 0x0800000, FB_ACCEL_MATROX_MGA1064SG, &matrox_mystique};
1397 #endif /* CONFIG_FB_MATROX_MYSTIQUE */
1398 #ifdef CONFIG_FB_MATROX_G100
1399 static struct video_board vbG100 = {0x0800000, 0x0800000, FB_ACCEL_MATROX_MGAG100, &matrox_G100};
1400 static struct video_board vbG200 = {0x1000000, 0x1000000, FB_ACCEL_MATROX_MGAG200, &matrox_G100};
1401 #ifdef CONFIG_FB_MATROX_32MB
1402 /* from doc it looks like that accelerator can draw only to low 16MB :-( Direct accesses & displaying are OK for
1403 whole 32MB */
1404 static struct video_board vbG400 = {0x2000000, 0x1000000, FB_ACCEL_MATROX_MGAG400, &matrox_G100};
1405 #else
1406 static struct video_board vbG400 = {0x2000000, 0x1000000, FB_ACCEL_MATROX_MGAG400, &matrox_G100};
1407 #endif
1408 #endif
1409
1410 #define DEVF_VIDEO64BIT 0x0001
1411 #define DEVF_SWAPS 0x0002
1412 #define DEVF_MILLENNIUM 0x0004
1413 #define DEVF_MILLENNIUM2 0x0008
1414 #define DEVF_CROSS4MB 0x0010
1415 #define DEVF_TEXT4B 0x0020
1416 #define DEVF_DDC_8_2 0x0040
1417 #define DEVF_DMA 0x0080
1418 #define DEVF_SUPPORT32MB 0x0100
1419 #define DEVF_ANY_VXRES 0x0200
1420 #define DEVF_TEXT16B 0x0400
1421 #define DEVF_CRTC2 0x0800
1422 #define DEVF_MAVEN_CAPABLE 0x1000
1423 #define DEVF_PANELLINK_CAPABLE 0x2000
1424 #define DEVF_G450DAC 0x4000
1425
1426 #define DEVF_GCORE (DEVF_VIDEO64BIT | DEVF_SWAPS | DEVF_CROSS4MB | DEVF_DDC_8_2)
1427 #define DEVF_G2CORE (DEVF_GCORE | DEVF_ANY_VXRES | DEVF_MAVEN_CAPABLE | DEVF_PANELLINK_CAPABLE)
1428 #define DEVF_G100 (DEVF_GCORE) /* no doc, no vxres... */
1429 #define DEVF_G200 (DEVF_G2CORE)
1430 #define DEVF_G400 (DEVF_G2CORE | DEVF_SUPPORT32MB | DEVF_TEXT16B | DEVF_CRTC2)
1431 /* if you'll find how to drive DFP... */
1432 #define DEVF_G450 (DEVF_GCORE | DEVF_ANY_VXRES | DEVF_SUPPORT32MB | DEVF_TEXT16B | DEVF_CRTC2 | DEVF_G450DAC)
1433
1434 static struct board {
1435 unsigned short vendor, device, rev, svid, sid;
1436 unsigned int flags;
1437 unsigned int maxclk;
1438 struct video_board* base;
1439 const char* name;
1440 } dev_list[] = {
1441 #ifdef CONFIG_FB_MATROX_MILLENIUM
1442 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL, 0xFF,
1443 0, 0,
1444 DEVF_MILLENNIUM | DEVF_TEXT4B,
1445 230000,
1446 &vbMillennium,
1447 "Millennium (PCI)"},
1448 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2, 0xFF,
1449 0, 0,
1450 DEVF_MILLENNIUM | DEVF_MILLENNIUM2 | DEVF_SWAPS,
1451 220000,
1452 &vbMillennium2,
1453 "Millennium II (PCI)"},
1454 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2_AGP, 0xFF,
1455 0, 0,
1456 DEVF_MILLENNIUM | DEVF_MILLENNIUM2 | DEVF_SWAPS,
1457 250000,
1458 &vbMillennium2A,
1459 "Millennium II (AGP)"},
1460 #endif
1461 #ifdef CONFIG_FB_MATROX_MYSTIQUE
1462 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS, 0x02,
1463 0, 0,
1464 DEVF_VIDEO64BIT,
1465 180000,
1466 &vbMystique,
1467 "Mystique (PCI)"},
1468 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS, 0xFF,
1469 0, 0,
1470 DEVF_VIDEO64BIT | DEVF_SWAPS,
1471 220000,
1472 &vbMystique,
1473 "Mystique 220 (PCI)"},
1474 #endif
1475 #ifdef CONFIG_FB_MATROX_G100
1476 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100, 0xFF,
1477 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MGA_G100_PCI,
1478 DEVF_G100,
1479 230000,
1480 &vbG100,
1481 "MGA-G100 (PCI)"},
1482 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100, 0xFF,
1483 0, 0,
1484 DEVF_G100,
1485 230000,
1486 &vbG100,
1487 "unknown G100 (PCI)"},
1488 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP, 0xFF,
1489 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_GENERIC,
1490 DEVF_G100,
1491 230000,
1492 &vbG100,
1493 "MGA-G100 (AGP)"},
1494 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP, 0xFF,
1495 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MGA_G100_AGP,
1496 DEVF_G100,
1497 230000,
1498 &vbG100,
1499 "MGA-G100 (AGP)"},
1500 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP, 0xFF,
1501 PCI_SS_VENDOR_ID_SIEMENS_NIXDORF, PCI_SS_ID_SIEMENS_MGA_G100_AGP,
1502 DEVF_G100,
1503 230000,
1504 &vbG100,
1505 "MGA-G100 (AGP)"},
1506 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP, 0xFF,
1507 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_PRODUCTIVA_G100_AGP,
1508 DEVF_G100,
1509 230000,
1510 &vbG100,
1511 "Productiva G100 (AGP)"},
1512 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP, 0xFF,
1513 0, 0,
1514 DEVF_G100,
1515 230000,
1516 &vbG100,
1517 "unknown G100 (AGP)"},
1518 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_PCI, 0xFF,
1519 0, 0,
1520 DEVF_G200,
1521 250000,
1522 &vbG200,
1523 "unknown G200 (PCI)"},
1524 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
1525 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_GENERIC,
1526 DEVF_G200,
1527 220000,
1528 &vbG200,
1529 "MGA-G200 (AGP)"},
1530 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
1531 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MYSTIQUE_G200_AGP,
1532 DEVF_G200,
1533 230000,
1534 &vbG200,
1535 "Mystique G200 (AGP)"},
1536 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
1537 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MILLENIUM_G200_AGP,
1538 DEVF_G200,
1539 250000,
1540 &vbG200,
1541 "Millennium G200 (AGP)"},
1542 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
1543 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MARVEL_G200_AGP,
1544 DEVF_G200,
1545 230000,
1546 &vbG200,
1547 "Marvel G200 (AGP)"},
1548 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
1549 PCI_SS_VENDOR_ID_SIEMENS_NIXDORF, PCI_SS_ID_SIEMENS_MGA_G200_AGP,
1550 DEVF_G200,
1551 230000,
1552 &vbG200,
1553 "MGA-G200 (AGP)"},
1554 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
1555 0, 0,
1556 DEVF_G200,
1557 230000,
1558 &vbG200,
1559 "unknown G200 (AGP)"},
1560 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400_AGP, 0x80,
1561 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MILLENNIUM_G400_MAX_AGP,
1562 DEVF_G400,
1563 360000,
1564 &vbG400,
1565 "Millennium G400 MAX (AGP)"},
1566 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400_AGP, 0x80,
1567 0, 0,
1568 DEVF_G400,
1569 300000,
1570 &vbG400,
1571 "unknown G400 (AGP)"},
1572 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400_AGP, 0xFF,
1573 0, 0,
1574 DEVF_G450,
1575 500000, /* ??? vco goes up to 900MHz... */
1576 &vbG400,
1577 "unknown G450 (AGP)"},
1578 #endif
1579 {0, 0, 0xFF,
1580 0, 0,
1581 0,
1582 0,
1583 NULL,
1584 NULL}};
1585
1586 #ifndef MODULE
1587 static struct fb_videomode defaultmode = {
1588 /* 640x480 @ 60Hz, 31.5 kHz */
1589 NULL, 60, 640, 480, 39721, 40, 24, 32, 11, 96, 2,
1590 0, FB_VMODE_NONINTERLACED
1591 };
1592 #endif /* !MODULE */
1593
1594 static int hotplug = 0;
1595
1596 static int initMatrox2(WPMINFO struct display* d, struct board* b){
1597 unsigned long ctrlptr_phys = 0;
1598 unsigned long video_base_phys = 0;
1599 unsigned int memsize;
1600 struct matrox_hw_state* hw = ACCESS_FBINFO(currenthw);
1601 int err;
1602
1603 DBG("initMatrox2")
1604
1605 /* set default values... */
1606 vesafb_defined.accel_flags = FB_ACCELF_TEXT;
1607
1608 ACCESS_FBINFO(hw_switch) = b->base->lowlevel;
1609 ACCESS_FBINFO(devflags.accelerator) = b->base->accelID;
1610 ACCESS_FBINFO(max_pixel_clock) = b->maxclk;
1611
1612 printk(KERN_INFO "matroxfb: Matrox %s detected\n", b->name);
1613 ACCESS_FBINFO(capable.plnwt) = 1;
1614 ACCESS_FBINFO(devflags.video64bits) = b->flags & DEVF_VIDEO64BIT;
1615 if (b->flags & DEVF_TEXT4B) {
1616 ACCESS_FBINFO(devflags.vgastep) = 4;
1617 ACCESS_FBINFO(devflags.textmode) = 4;
1618 ACCESS_FBINFO(devflags.text_type_aux) = FB_AUX_TEXT_MGA_STEP16;
1619 } else if (b->flags & DEVF_TEXT16B) {
1620 ACCESS_FBINFO(devflags.vgastep) = 16;
1621 ACCESS_FBINFO(devflags.textmode) = 1;
1622 ACCESS_FBINFO(devflags.text_type_aux) = FB_AUX_TEXT_MGA_STEP16;
1623 } else {
1624 ACCESS_FBINFO(devflags.vgastep) = 8;
1625 ACCESS_FBINFO(devflags.textmode) = 1;
1626 ACCESS_FBINFO(devflags.text_type_aux) = FB_AUX_TEXT_MGA_STEP8;
1627 }
1628 #ifdef CONFIG_FB_MATROX_32MB
1629 ACCESS_FBINFO(devflags.support32MB) = b->flags & DEVF_SUPPORT32MB;
1630 #endif
1631 ACCESS_FBINFO(devflags.precise_width) = !(b->flags & DEVF_ANY_VXRES);
1632 ACCESS_FBINFO(devflags.crtc2) = b->flags & DEVF_CRTC2;
1633 ACCESS_FBINFO(devflags.maven_capable) = b->flags & DEVF_MAVEN_CAPABLE;
1634 if (b->flags & DEVF_PANELLINK_CAPABLE) {
1635 ACCESS_FBINFO(output.all) |= MATROXFB_OUTPUT_CONN_DFP;
1636 if (dfp)
1637 ACCESS_FBINFO(output.ph) |= MATROXFB_OUTPUT_CONN_DFP;
1638 }
1639 ACCESS_FBINFO(devflags.g450dac) = b->flags & DEVF_G450DAC;
1640 ACCESS_FBINFO(devflags.textstep) = ACCESS_FBINFO(devflags.vgastep) * ACCESS_FBINFO(devflags.textmode);
1641 ACCESS_FBINFO(devflags.textvram) = 65536 / ACCESS_FBINFO(devflags.textmode);
1642
1643 if (ACCESS_FBINFO(capable.cross4MB) < 0)
1644 ACCESS_FBINFO(capable.cross4MB) = b->flags & DEVF_CROSS4MB;
1645 if (b->flags & DEVF_SWAPS) {
1646 ctrlptr_phys = pci_resource_start(ACCESS_FBINFO(pcidev), 1);
1647 video_base_phys = pci_resource_start(ACCESS_FBINFO(pcidev), 0);
1648 } else {
1649 ctrlptr_phys = pci_resource_start(ACCESS_FBINFO(pcidev), 0);
1650 video_base_phys = pci_resource_start(ACCESS_FBINFO(pcidev), 1);
1651 }
1652 err = -EINVAL;
1653 if (!ctrlptr_phys) {
1654 printk(KERN_ERR "matroxfb: control registers are not available, matroxfb disabled\n");
1655 goto fail;
1656 }
1657 if (!video_base_phys) {
1658 printk(KERN_ERR "matroxfb: video RAM is not available in PCI address space, matroxfb disabled\n");
1659 goto fail;
1660 }
1661 memsize = b->base->maxvram;
1662 if (!request_mem_region(ctrlptr_phys, 16384, "matroxfb MMIO")) {
1663 goto fail;
1664 }
1665 if (!request_mem_region(video_base_phys, memsize, "matroxfb FB")) {
1666 goto failCtrlMR;
1667 }
1668 ACCESS_FBINFO(video.len_maximum) = memsize;
1669 /* convert mem (autodetect k, M) */
1670 if (mem < 1024) mem *= 1024;
1671 if (mem < 0x00100000) mem *= 1024;
1672
1673 if (mem && (mem < memsize))
1674 memsize = mem;
1675 err = -ENOMEM;
1676 if (mga_ioremap(ctrlptr_phys, 16384, MGA_IOREMAP_MMIO, &ACCESS_FBINFO(mmio.vbase))) {
1677 printk(KERN_ERR "matroxfb: cannot ioremap(%lX, 16384), matroxfb disabled\n", ctrlptr_phys);
1678 goto failVideoMR;
1679 }
1680 ACCESS_FBINFO(mmio.base) = ctrlptr_phys;
1681 ACCESS_FBINFO(mmio.len) = 16384;
1682 ACCESS_FBINFO(video.base) = video_base_phys;
1683 if (mga_ioremap(video_base_phys, memsize, MGA_IOREMAP_FB, &ACCESS_FBINFO(video.vbase))) {
1684 printk(KERN_ERR "matroxfb: cannot ioremap(%lX, %d), matroxfb disabled\n",
1685 video_base_phys, memsize);
1686 goto failCtrlIO;
1687 }
1688 {
1689 u_int32_t cmd;
1690 u_int32_t mga_option;
1691
1692 pci_read_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, &mga_option);
1693 pci_read_config_dword(ACCESS_FBINFO(pcidev), PCI_COMMAND, &cmd);
1694 mga_option &= 0x7FFFFFFF; /* clear BIG_ENDIAN */
1695 mga_option |= MX_OPTION_BSWAP;
1696 /* disable palette snooping */
1697 cmd &= ~PCI_COMMAND_VGA_PALETTE;
1698 if (pci_find_device(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82437, NULL)) {
1699 if (!(mga_option & 0x20000000) && !ACCESS_FBINFO(devflags.nopciretry)) {
1700 printk(KERN_WARNING "matroxfb: Disabling PCI retries due to i82437 present\n");
1701 }
1702 mga_option |= 0x20000000;
1703 ACCESS_FBINFO(devflags.nopciretry) = 1;
1704 }
1705 pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_COMMAND, cmd);
1706 pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, mga_option);
1707 hw->MXoptionReg = mga_option;
1708
1709 /* select non-DMA memory for PCI_MGA_DATA, otherwise dump of PCI cfg space can lock PCI bus */
1710 /* maybe preinit() candidate, but it is same... for all devices... at this time... */
1711 pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_MGA_INDEX, 0x00003C00);
1712 }
1713
1714 err = -ENXIO;
1715 if (ACCESS_FBINFO(hw_switch)->preinit(PMINFO hw)) {
1716 goto failVideoIO;
1717 }
1718
1719 err = -ENOMEM;
1720 if (!matroxfb_getmemory(PMINFO memsize, &ACCESS_FBINFO(video.len)) || !ACCESS_FBINFO(video.len)) {
1721 printk(KERN_ERR "matroxfb: cannot determine memory size\n");
1722 goto failVideoIO;
1723 }
1724 ACCESS_FBINFO(devflags.ydstorg) = 0;
1725
1726 ACCESS_FBINFO(currcon) = -1;
1727 ACCESS_FBINFO(currcon_display) = d;
1728 mga_iounmap(ACCESS_FBINFO(video.vbase));
1729 ACCESS_FBINFO(video.base) = video_base_phys;
1730 if (mga_ioremap(video_base_phys, ACCESS_FBINFO(video.len), MGA_IOREMAP_FB, &ACCESS_FBINFO(video.vbase))) {
1731 printk(KERN_ERR "matroxfb: cannot ioremap(%lX, %d), matroxfb disabled\n",
1732 video_base_phys, ACCESS_FBINFO(video.len));
1733 goto failCtrlIO;
1734 }
1735 ACCESS_FBINFO(video.len_usable) = ACCESS_FBINFO(video.len);
1736 if (ACCESS_FBINFO(video.len_usable) > b->base->maxdisplayable)
1737 ACCESS_FBINFO(video.len_usable) = b->base->maxdisplayable;
1738 #ifdef CONFIG_MTRR
1739 if (mtrr) {
1740 ACCESS_FBINFO(mtrr.vram) = mtrr_add(video_base_phys, ACCESS_FBINFO(video.len), MTRR_TYPE_WRCOMB, 1);
1741 ACCESS_FBINFO(mtrr.vram_valid) = 1;
1742 printk(KERN_INFO "matroxfb: MTRR's turned on\n");
1743 }
1744 #endif /* CONFIG_MTRR */
1745
1746 if (!ACCESS_FBINFO(devflags.novga))
1747 request_region(0x3C0, 32, "matrox");
1748 ACCESS_FBINFO(hw_switch->reset(PMINFO hw));
1749
1750 ACCESS_FBINFO(fbcon.monspecs.hfmin) = 0;
1751 ACCESS_FBINFO(fbcon.monspecs.hfmax) = fh;
1752 ACCESS_FBINFO(fbcon.monspecs.vfmin) = 0;
1753 ACCESS_FBINFO(fbcon.monspecs.vfmax) = fv;
1754 ACCESS_FBINFO(fbcon.monspecs.dpms) = 0; /* TBD */
1755
1756 /* static settings */
1757 if ((depth == RSText8) && (!*ACCESS_FBINFO(fbcon.fontname))) {
1758 strcpy(ACCESS_FBINFO(fbcon.fontname), "VGA8x8");
1759 }
1760 vesafb_defined.red = colors[depth-1].red;
1761 vesafb_defined.green = colors[depth-1].green;
1762 vesafb_defined.blue = colors[depth-1].blue;
1763 vesafb_defined.bits_per_pixel = colors[depth-1].bits_per_pixel;
1764 vesafb_defined.grayscale = grayscale;
1765 vesafb_defined.vmode = 0;
1766 if (noaccel)
1767 vesafb_defined.accel_flags &= ~FB_ACCELF_TEXT;
1768
1769 strcpy(ACCESS_FBINFO(fbcon.modename), "MATROX VGA");
1770 ACCESS_FBINFO(fbcon.changevar) = NULL;
1771 ACCESS_FBINFO(fbcon.node) = -1;
1772 ACCESS_FBINFO(fbcon.fbops) = &matroxfb_ops;
1773 ACCESS_FBINFO(fbcon.disp) = d;
1774 ACCESS_FBINFO(fbcon.switch_con) = &matroxfb_switch;
1775 ACCESS_FBINFO(fbcon.updatevar) = &matroxfb_updatevar;
1776 ACCESS_FBINFO(fbcon.blank) = &matroxfb_blank;
1777 /* after __init time we are like module... no logo */
1778 ACCESS_FBINFO(fbcon.flags) = hotplug ? FBINFO_FLAG_MODULE : FBINFO_FLAG_DEFAULT;
1779 ACCESS_FBINFO(video.len_usable) &= PAGE_MASK;
1780
1781 #ifndef MODULE
1782 /* mode database is marked __init!!! */
1783 if (!hotplug) {
1784 fb_find_mode(&vesafb_defined, &ACCESS_FBINFO(fbcon), videomode[0]?videomode:NULL,
1785 NULL, 0, &defaultmode, vesafb_defined.bits_per_pixel);
1786 }
1787 #endif /* !MODULE */
1788
1789 /* mode modifiers */
1790 if (hslen)
1791 vesafb_defined.hsync_len = hslen;
1792 if (vslen)
1793 vesafb_defined.vsync_len = vslen;
1794 if (left != ~0)
1795 vesafb_defined.left_margin = left;
1796 if (right != ~0)
1797 vesafb_defined.right_margin = right;
1798 if (upper != ~0)
1799 vesafb_defined.upper_margin = upper;
1800 if (lower != ~0)
1801 vesafb_defined.lower_margin = lower;
1802 if (xres)
1803 vesafb_defined.xres = xres;
1804 if (yres)
1805 vesafb_defined.yres = yres;
1806 if (sync != -1)
1807 vesafb_defined.sync = sync;
1808 else if (vesafb_defined.sync == ~0) {
1809 vesafb_defined.sync = 0;
1810 if (yres < 400)
1811 vesafb_defined.sync |= FB_SYNC_HOR_HIGH_ACT;
1812 else if (yres < 480)
1813 vesafb_defined.sync |= FB_SYNC_VERT_HIGH_ACT;
1814 }
1815
1816 /* fv, fh, maxclk limits was specified */
1817 {
1818 unsigned int tmp;
1819
1820 if (fv) {
1821 tmp = fv * (vesafb_defined.upper_margin + vesafb_defined.yres
1822 + vesafb_defined.lower_margin + vesafb_defined.vsync_len);
1823 if ((tmp < fh) || (fh == 0)) fh = tmp;
1824 }
1825 if (fh) {
1826 tmp = fh * (vesafb_defined.left_margin + vesafb_defined.xres
1827 + vesafb_defined.right_margin + vesafb_defined.hsync_len);
1828 if ((tmp < maxclk) || (maxclk == 0)) maxclk = tmp;
1829 }
1830 maxclk = (maxclk + 499) / 500;
1831 if (maxclk) {
1832 tmp = (2000000000 + maxclk) / maxclk;
1833 if (tmp > pixclock) pixclock = tmp;
1834 }
1835 }
1836 if (pixclock) {
1837 if (pixclock < 2000) /* > 500MHz */
1838 pixclock = 4000; /* 250MHz */
1839 if (pixclock > 1000000)
1840 pixclock = 1000000; /* 1MHz */
1841 vesafb_defined.pixclock = pixclock;
1842 }
1843
1844 /* FIXME: Where to move this?! */
1845 #if defined(CONFIG_PPC)
1846 #if defined(CONFIG_FB_COMPAT_XPMAC)
1847 strcpy(ACCESS_FBINFO(matrox_name), "MTRX,"); /* OpenFirmware naming convension */
1848 strncat(ACCESS_FBINFO(matrox_name), b->name, 26);
1849 if (!console_fb_info)
1850 console_fb_info = &ACCESS_FBINFO(fbcon);
1851 #endif
1852 if ((xres <= 640) && (yres <= 480)) {
1853 struct fb_var_screeninfo var;
1854 if (default_vmode == VMODE_NVRAM) {
1855 default_vmode = nvram_read_byte(NV_VMODE);
1856 if (default_vmode <= 0 || default_vmode > VMODE_MAX)
1857 default_vmode = VMODE_CHOOSE;
1858 }
1859 if (default_vmode <= 0 || default_vmode > VMODE_MAX)
1860 default_vmode = VMODE_640_480_60;
1861 if (default_cmode == CMODE_NVRAM)
1862 default_cmode = nvram_read_byte(NV_CMODE);
1863 if (default_cmode < CMODE_8 || default_cmode > CMODE_32)
1864 default_cmode = CMODE_8;
1865 if (!mac_vmode_to_var(default_vmode, default_cmode, &var)) {
1866 var.accel_flags = vesafb_defined.accel_flags;
1867 var.xoffset = var.yoffset = 0;
1868 vesafb_defined = var; /* Note: mac_vmode_to_var() doesnot set all parameters */
1869 }
1870 }
1871 #endif /* CONFIG_PPC */
1872 vesafb_defined.xres_virtual = vesafb_defined.xres;
1873 if (nopan) {
1874 vesafb_defined.yres_virtual = vesafb_defined.yres;
1875 } else {
1876 vesafb_defined.yres_virtual = 65536; /* large enough to be INF, but small enough
1877 to yres_virtual * xres_virtual < 2^32 */
1878 }
1879 err = -EINVAL;
1880 if (matroxfb_set_var(&vesafb_defined, -2, &ACCESS_FBINFO(fbcon))) {
1881 printk(KERN_ERR "matroxfb: cannot set required parameters\n");
1882 goto failVideoIO;
1883 }
1884
1885 printk(KERN_INFO "matroxfb: %dx%dx%dbpp (virtual: %dx%d)\n",
1886 vesafb_defined.xres, vesafb_defined.yres, vesafb_defined.bits_per_pixel,
1887 vesafb_defined.xres_virtual, vesafb_defined.yres_virtual);
1888 printk(KERN_INFO "matroxfb: framebuffer at 0x%lX, mapped to 0x%p, size %d\n",
1889 ACCESS_FBINFO(video.base), vaddr_va(ACCESS_FBINFO(video.vbase)), ACCESS_FBINFO(video.len));
1890
1891 /* We do not have to set currcon to 0... register_framebuffer do it for us on first console
1892 * and we do not want currcon == 0 for subsequent framebuffers */
1893
1894 if (register_framebuffer(&ACCESS_FBINFO(fbcon)) < 0) {
1895 goto failVideoIO;
1896 }
1897 printk("fb%d: %s frame buffer device\n",
1898 GET_FB_IDX(ACCESS_FBINFO(fbcon.node)), ACCESS_FBINFO(fbcon.modename));
1899 if (ACCESS_FBINFO(currcon) < 0) {
1900 /* there is no console on this fb... but we have to initialize hardware
1901 * until someone tells me what is proper thing to do */
1902 printk(KERN_INFO "fb%d: initializing hardware\n",
1903 GET_FB_IDX(ACCESS_FBINFO(fbcon.node)));
1904 matroxfb_set_var(&vesafb_defined, -1, &ACCESS_FBINFO(fbcon));
1905 }
1906 return 0;
1907 failVideoIO:;
1908 mga_iounmap(ACCESS_FBINFO(video.vbase));
1909 failCtrlIO:;
1910 mga_iounmap(ACCESS_FBINFO(mmio.vbase));
1911 failVideoMR:;
1912 release_mem_region(video_base_phys, ACCESS_FBINFO(video.len_maximum));
1913 failCtrlMR:;
1914 release_mem_region(ctrlptr_phys, 16384);
1915 fail:;
1916 return err;
1917 }
1918
1919 LIST_HEAD(matroxfb_list);
1920 LIST_HEAD(matroxfb_driver_list);
1921
1922 #define matroxfb_l(x) list_entry(x, struct matrox_fb_info, next_fb)
1923 #define matroxfb_driver_l(x) list_entry(x, struct matroxfb_driver, node)
1924 int matroxfb_register_driver(struct matroxfb_driver* drv) {
1925 struct matrox_fb_info* minfo;
1926
1927 list_add(&drv->node, &matroxfb_driver_list);
1928 for (minfo = matroxfb_l(matroxfb_list.next);
1929 minfo != matroxfb_l(&matroxfb_list);
1930 minfo = matroxfb_l(minfo->next_fb.next)) {
1931 void* p;
1932
1933 if (minfo->drivers_count == MATROXFB_MAX_FB_DRIVERS)
1934 continue;
1935 p = drv->probe(minfo);
1936 if (p) {
1937 minfo->drivers_data[minfo->drivers_count] = p;
1938 minfo->drivers[minfo->drivers_count++] = drv;
1939 }
1940 }
1941 return 0;
1942 }
1943
1944 void matroxfb_unregister_driver(struct matroxfb_driver* drv) {
1945 struct matrox_fb_info* minfo;
1946
1947 list_del(&drv->node);
1948 for (minfo = matroxfb_l(matroxfb_list.next);
1949 minfo != matroxfb_l(&matroxfb_list);
1950 minfo = matroxfb_l(minfo->next_fb.next)) {
1951 int i;
1952
1953 for (i = 0; i < minfo->drivers_count; ) {
1954 if (minfo->drivers[i] == drv) {
1955 if (drv && drv->remove)
1956 drv->remove(minfo, minfo->drivers_data[i]);
1957 minfo->drivers[i] = minfo->drivers[--minfo->drivers_count];
1958 minfo->drivers_data[i] = minfo->drivers_data[minfo->drivers_count];
1959 } else
1960 i++;
1961 }
1962 }
1963 }
1964
1965 static void matroxfb_register_device(struct matrox_fb_info* minfo) {
1966 struct matroxfb_driver* drv;
1967 int i = 0;
1968 list_add(&ACCESS_FBINFO(next_fb), &matroxfb_list);
1969 for (drv = matroxfb_driver_l(matroxfb_driver_list.next);
1970 drv != matroxfb_driver_l(&matroxfb_driver_list);
1971 drv = matroxfb_driver_l(drv->node.next)) {
1972 if (drv && drv->probe) {
1973 void *p = drv->probe(minfo);
1974 if (p) {
1975 minfo->drivers_data[i] = p;
1976 minfo->drivers[i++] = drv;
1977 if (i == MATROXFB_MAX_FB_DRIVERS)
1978 break;
1979 }
1980 }
1981 }
1982 minfo->drivers_count = i;
1983 }
1984
1985 static void matroxfb_unregister_device(struct matrox_fb_info* minfo) {
1986 int i;
1987
1988 list_del(&ACCESS_FBINFO(next_fb));
1989 for (i = 0; i < minfo->drivers_count; i++) {
1990 struct matroxfb_driver* drv = minfo->drivers[i];
1991
1992 if (drv && drv->remove)
1993 drv->remove(minfo, minfo->drivers_data[i]);
1994 }
1995 }
1996
1997 static int matroxfb_probe(struct pci_dev* pdev, const struct pci_device_id* dummy) {
1998 struct board* b;
1999 u_int8_t rev;
2000 u_int16_t svid;
2001 u_int16_t sid;
2002 struct matrox_fb_info* minfo;
2003 struct display* d;
2004 int err;
2005 u_int32_t cmd;
2006 #ifndef CONFIG_FB_MATROX_MULTIHEAD
2007 static int registered = 0;
2008 #endif
2009 DBG("matroxfb_probe")
2010
2011 pci_read_config_byte(pdev, PCI_REVISION_ID, &rev);
2012 svid = pdev->subsystem_vendor;
2013 sid = pdev->subsystem_device;
2014 for (b = dev_list; b->vendor; b++) {
2015 if ((b->vendor != pdev->vendor) || (b->device != pdev->device) || (b->rev < rev)) continue;
2016 if (b->svid)
2017 if ((b->svid != svid) || (b->sid != sid)) continue;
2018 break;
2019 }
2020 /* not match... */
2021 if (!b->vendor)
2022 return -1;
2023 if (dev > 0) {
2024 /* not requested one... */
2025 dev--;
2026 return -1;
2027 }
2028 pci_read_config_dword(pdev, PCI_COMMAND, &cmd);
2029 if (pci_enable_device(pdev)) {
2030 return -1;
2031 }
2032
2033 #ifdef CONFIG_FB_MATROX_MULTIHEAD
2034 minfo = (struct matrox_fb_info*)kmalloc(sizeof(*minfo), GFP_KERNEL);
2035 if (!minfo)
2036 return -1;
2037 d = (struct display*)kmalloc(sizeof(*d), GFP_KERNEL);
2038 if (!d) {
2039 kfree(minfo);
2040 return -1;
2041 }
2042 #else
2043 if (registered) /* singlehead driver... */
2044 return -1;
2045 minfo = &matroxfb_global_mxinfo;
2046 d = &global_disp;
2047 #endif
2048 memset(MINFO, 0, sizeof(*MINFO));
2049 memset(d, 0, sizeof(*d));
2050
2051 ACCESS_FBINFO(currenthw) = &ACCESS_FBINFO(hw1);
2052 ACCESS_FBINFO(newhw) = &ACCESS_FBINFO(hw2);
2053 ACCESS_FBINFO(pcidev) = pdev;
2054 ACCESS_FBINFO(dead) = 0;
2055 ACCESS_FBINFO(usecount) = 0;
2056 pdev->driver_data = MINFO;
2057 /* CMDLINE */
2058 memcpy(ACCESS_FBINFO(fbcon.fontname), fontname, sizeof(ACCESS_FBINFO(fbcon.fontname)));
2059 /* DEVFLAGS */
2060 ACCESS_FBINFO(devflags.inverse) = inverse;
2061 ACCESS_FBINFO(devflags.memtype) = memtype;
2062 if (memtype != -1)
2063 noinit = 0;
2064 if (cmd & PCI_COMMAND_MEMORY) {
2065 ACCESS_FBINFO(devflags.novga) = novga;
2066 ACCESS_FBINFO(devflags.nobios) = nobios;
2067 ACCESS_FBINFO(devflags.noinit) = noinit;
2068 /* subsequent heads always needs initialization and must not enable BIOS */
2069 novga = 1;
2070 nobios = 1;
2071 noinit = 0;
2072 } else {
2073 ACCESS_FBINFO(devflags.novga) = 1;
2074 ACCESS_FBINFO(devflags.nobios) = 1;
2075 ACCESS_FBINFO(devflags.noinit) = 0;
2076 }
2077
2078 ACCESS_FBINFO(devflags.nopciretry) = no_pci_retry;
2079 ACCESS_FBINFO(devflags.mga_24bpp_fix) = inv24;
2080 ACCESS_FBINFO(devflags.precise_width) = option_precise_width;
2081 ACCESS_FBINFO(devflags.hwcursor) = hwcursor;
2082 ACCESS_FBINFO(devflags.blink) = blink;
2083 ACCESS_FBINFO(devflags.sgram) = sgram;
2084 ACCESS_FBINFO(capable.cross4MB) = cross4MB;
2085
2086 ACCESS_FBINFO(fastfont.size) = fastfont;
2087
2088 ACCESS_FBINFO(cursor.state) = CM_ERASE;
2089 init_timer (&ACCESS_FBINFO(cursor.timer));
2090 ACCESS_FBINFO(cursor.timer.data) = (unsigned long)MINFO;
2091 spin_lock_init(&ACCESS_FBINFO(lock.DAC));
2092 spin_lock_init(&ACCESS_FBINFO(lock.accel));
2093 init_rwsem(&ACCESS_FBINFO(crtc2.lock));
2094 init_rwsem(&ACCESS_FBINFO(altout.lock));
2095
2096 ACCESS_FBINFO(output.all) = MATROXFB_OUTPUT_CONN_PRIMARY;
2097 ACCESS_FBINFO(output.ph) = MATROXFB_OUTPUT_CONN_PRIMARY;
2098 ACCESS_FBINFO(output.sh) = 0;
2099
2100 err = initMatrox2(PMINFO d, b);
2101 if (!err) {
2102 #ifndef CONFIG_FB_MATROX_MULTIHEAD
2103 registered = 1;
2104 #endif
2105 matroxfb_register_device(MINFO);
2106 return 0;
2107 }
2108 #ifdef CONFIG_FB_MATROX_MULTIHEAD
2109 kfree(d);
2110 kfree(minfo);
2111 #endif
2112 return -1;
2113 }
2114
2115 static void pci_remove_matrox(struct pci_dev* pdev) {
2116 struct matrox_fb_info* minfo;
2117
2118 minfo = pdev->driver_data;
2119 matroxfb_remove(PMINFO 1);
2120 }
2121
2122 static struct pci_device_id matroxfb_devices[] __devinitdata = {
2123 #ifdef CONFIG_FB_MATROX_MILLENIUM
2124 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL,
2125 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2126 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2,
2127 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2128 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2_AGP,
2129 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2130 #endif
2131 #ifdef CONFIG_FB_MATROX_MYSTIQUE
2132 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS,
2133 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2134 #endif
2135 #ifdef CONFIG_FB_MATROX_G100
2136 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100,
2137 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2138 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP,
2139 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2140 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_PCI,
2141 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2142 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP,
2143 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2144 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400_AGP,
2145 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2146 #endif
2147 {0, 0,
2148 0, 0, 0, 0, 0}
2149 };
2150
2151 MODULE_DEVICE_TABLE(pci, matroxfb_devices);
2152
2153 static struct pci_driver matroxfb_driver = {
2154 name: "matroxfb",
2155 id_table: matroxfb_devices,
2156 probe: matroxfb_probe,
2157 remove: pci_remove_matrox,
2158 };
2159
2160 /* **************************** init-time only **************************** */
2161
2162 #define RSResolution(X) ((X) & 0x0F)
2163 #define RS640x400 1
2164 #define RS640x480 2
2165 #define RS800x600 3
2166 #define RS1024x768 4
2167 #define RS1280x1024 5
2168 #define RS1600x1200 6
2169 #define RS768x576 7
2170 #define RS960x720 8
2171 #define RS1152x864 9
2172 #define RS1408x1056 10
2173 #define RS640x350 11
2174 #define RS1056x344 12 /* 132 x 43 text */
2175 #define RS1056x400 13 /* 132 x 50 text */
2176 #define RS1056x480 14 /* 132 x 60 text */
2177 #define RSNoxNo 15
2178 /* 10-FF */
2179 static struct { int xres, yres, left, right, upper, lower, hslen, vslen, vfreq; } timmings[] __initdata = {
2180 { 640, 400, 48, 16, 39, 8, 96, 2, 70 },
2181 { 640, 480, 48, 16, 33, 10, 96, 2, 60 },
2182 { 800, 600, 144, 24, 28, 8, 112, 6, 60 },
2183 { 1024, 768, 160, 32, 30, 4, 128, 4, 60 },
2184 { 1280, 1024, 224, 32, 32, 4, 136, 4, 60 },
2185 { 1600, 1200, 272, 48, 32, 5, 152, 5, 60 },
2186 { 768, 576, 144, 16, 28, 6, 112, 4, 60 },
2187 { 960, 720, 144, 24, 28, 8, 112, 4, 60 },
2188 { 1152, 864, 192, 32, 30, 4, 128, 4, 60 },
2189 { 1408, 1056, 256, 40, 32, 5, 144, 5, 60 },
2190 { 640, 350, 48, 16, 39, 8, 96, 2, 70 },
2191 { 1056, 344, 96, 24, 59, 44, 160, 2, 70 },
2192 { 1056, 400, 96, 24, 39, 8, 160, 2, 70 },
2193 { 1056, 480, 96, 24, 36, 12, 160, 3, 60 },
2194 { 0, 0, ~0, ~0, ~0, ~0, 0, 0, 0 }
2195 };
2196
2197 #define RSCreate(X,Y) ((X) | ((Y) << 8))
2198 static struct { unsigned int vesa; unsigned int info; } *RSptr, vesamap[] __initdata = {
2199 /* default must be first */
2200 #ifdef FBCON_HAS_CFB8
2201 { ~0, RSCreate(RSNoxNo, RS8bpp ) },
2202 { 0x101, RSCreate(RS640x480, RS8bpp ) },
2203 { 0x100, RSCreate(RS640x400, RS8bpp ) },
2204 { 0x180, RSCreate(RS768x576, RS8bpp ) },
2205 { 0x103, RSCreate(RS800x600, RS8bpp ) },
2206 { 0x188, RSCreate(RS960x720, RS8bpp ) },
2207 { 0x105, RSCreate(RS1024x768, RS8bpp ) },
2208 { 0x190, RSCreate(RS1152x864, RS8bpp ) },
2209 { 0x107, RSCreate(RS1280x1024, RS8bpp ) },
2210 { 0x198, RSCreate(RS1408x1056, RS8bpp ) },
2211 { 0x11C, RSCreate(RS1600x1200, RS8bpp ) },
2212 #endif
2213 #ifdef FBCON_HAS_CFB16
2214 { ~0, RSCreate(RSNoxNo, RS15bpp) },
2215 { 0x110, RSCreate(RS640x480, RS15bpp) },
2216 { 0x181, RSCreate(RS768x576, RS15bpp) },
2217 { 0x113, RSCreate(RS800x600, RS15bpp) },
2218 { 0x189, RSCreate(RS960x720, RS15bpp) },
2219 { 0x116, RSCreate(RS1024x768, RS15bpp) },
2220 { 0x191, RSCreate(RS1152x864, RS15bpp) },
2221 { 0x119, RSCreate(RS1280x1024, RS15bpp) },
2222 { 0x199, RSCreate(RS1408x1056, RS15bpp) },
2223 { 0x11D, RSCreate(RS1600x1200, RS15bpp) },
2224 { 0x111, RSCreate(RS640x480, RS16bpp) },
2225 { 0x182, RSCreate(RS768x576, RS16bpp) },
2226 { 0x114, RSCreate(RS800x600, RS16bpp) },
2227 { 0x18A, RSCreate(RS960x720, RS16bpp) },
2228 { 0x117, RSCreate(RS1024x768, RS16bpp) },
2229 { 0x192, RSCreate(RS1152x864, RS16bpp) },
2230 { 0x11A, RSCreate(RS1280x1024, RS16bpp) },
2231 { 0x19A, RSCreate(RS1408x1056, RS16bpp) },
2232 { 0x11E, RSCreate(RS1600x1200, RS16bpp) },
2233 #endif
2234 #ifdef FBCON_HAS_CFB24
2235 { ~0, RSCreate(RSNoxNo, RS24bpp) },
2236 { 0x1B2, RSCreate(RS640x480, RS24bpp) },
2237 { 0x184, RSCreate(RS768x576, RS24bpp) },
2238 { 0x1B5, RSCreate(RS800x600, RS24bpp) },
2239 { 0x18C, RSCreate(RS960x720, RS24bpp) },
2240 { 0x1B8, RSCreate(RS1024x768, RS24bpp) },
2241 { 0x194, RSCreate(RS1152x864, RS24bpp) },
2242 { 0x1BB, RSCreate(RS1280x1024, RS24bpp) },
2243 { 0x19C, RSCreate(RS1408x1056, RS24bpp) },
2244 { 0x1BF, RSCreate(RS1600x1200, RS24bpp) },
2245 #endif
2246 #ifdef FBCON_HAS_CFB32
2247 { ~0, RSCreate(RSNoxNo, RS32bpp) },
2248 { 0x112, RSCreate(RS640x480, RS32bpp) },
2249 { 0x183, RSCreate(RS768x576, RS32bpp) },
2250 { 0x115, RSCreate(RS800x600, RS32bpp) },
2251 { 0x18B, RSCreate(RS960x720, RS32bpp) },
2252 { 0x118, RSCreate(RS1024x768, RS32bpp) },
2253 { 0x193, RSCreate(RS1152x864, RS32bpp) },
2254 { 0x11B, RSCreate(RS1280x1024, RS32bpp) },
2255 { 0x19B, RSCreate(RS1408x1056, RS32bpp) },
2256 { 0x11F, RSCreate(RS1600x1200, RS32bpp) },
2257 #endif
2258 #ifdef FBCON_HAS_VGATEXT
2259 { ~0, RSCreate(RSNoxNo, RSText ) },
2260 { 0x002, RSCreate(RS640x400, RSText ) }, /* 80x25 */
2261 { 0x003, RSCreate(RS640x400, RSText ) }, /* 80x25 */
2262 { 0x007, RSCreate(RS640x400, RSText ) }, /* 80x25 */
2263 { 0x1C0, RSCreate(RS640x400, RSText8) }, /* 80x50 */
2264 { 0x108, RSCreate(RS640x480, RSText8) }, /* 80x60 */
2265 { 0x109, RSCreate(RS1056x400, RSText ) }, /* 132x25 */
2266 { 0x10A, RSCreate(RS1056x344, RSText8) }, /* 132x43 */
2267 { 0x10B, RSCreate(RS1056x400, RSText8) }, /* 132x50 */
2268 { 0x10C, RSCreate(RS1056x480, RSText8) }, /* 132x60 */
2269 #endif
2270 #ifdef FBCON_HAS_CFB4
2271 { ~0, RSCreate(RSNoxNo, RS4bpp ) },
2272 { 0x010, RSCreate(RS640x350, RS4bpp ) },
2273 { 0x012, RSCreate(RS640x480, RS4bpp ) },
2274 { 0x102, RSCreate(RS800x600, RS4bpp ) },
2275 { 0x104, RSCreate(RS1024x768, RS4bpp ) },
2276 { 0x106, RSCreate(RS1280x1024, RS4bpp ) },
2277 #endif
2278 { 0, 0 }};
2279
2280 static void __init matroxfb_init_params(void) {
2281 /* fh from kHz to Hz */
2282 if (fh < 1000)
2283 fh *= 1000; /* 1kHz minimum */
2284 /* maxclk */
2285 if (maxclk < 1000) maxclk *= 1000; /* kHz -> Hz, MHz -> kHz */
2286 if (maxclk < 1000000) maxclk *= 1000; /* kHz -> Hz, 1MHz minimum */
2287 /* fix VESA number */
2288 if (vesa != ~0)
2289 vesa &= 0x1DFF; /* mask out clearscreen, acceleration and so on */
2290
2291 /* static settings */
2292 for (RSptr = vesamap; RSptr->vesa; RSptr++) {
2293 if (RSptr->vesa == vesa) break;
2294 }
2295 if (!RSptr->vesa) {
2296 printk(KERN_ERR "Invalid vesa mode 0x%04X\n", vesa);
2297 RSptr = vesamap;
2298 }
2299 {
2300 int res = RSResolution(RSptr->info)-1;
2301 if (left == ~0)
2302 left = timmings[res].left;
2303 if (!xres)
2304 xres = timmings[res].xres;
2305 if (right == ~0)
2306 right = timmings[res].right;
2307 if (!hslen)
2308 hslen = timmings[res].hslen;
2309 if (upper == ~0)
2310 upper = timmings[res].upper;
2311 if (!yres)
2312 yres = timmings[res].yres;
2313 if (lower == ~0)
2314 lower = timmings[res].lower;
2315 if (!vslen)
2316 vslen = timmings[res].vslen;
2317 if (!(fv||fh||maxclk||pixclock))
2318 fv = timmings[res].vfreq;
2319 if (depth == -1)
2320 depth = RSDepth(RSptr->info);
2321 }
2322 }
2323
2324 static void __init matrox_init(void) {
2325 matroxfb_init_params();
2326 pci_register_driver(&matroxfb_driver);
2327 dev = -1; /* accept all new devices... */
2328 }
2329
2330 /* **************************** exit-time only **************************** */
2331
2332 static void __exit matrox_done(void) {
2333 pci_unregister_driver(&matroxfb_driver);
2334 }
2335
2336 #ifndef MODULE
2337
2338 /* ************************* init in-kernel code ************************** */
2339
2340 int __init matroxfb_setup(char *options) {
2341 char *this_opt;
2342
2343 DBG("matroxfb_setup")
2344
2345 fontname[0] = '\0';
2346
2347 if (!options || !*options)
2348 return 0;
2349
2350 for(this_opt=strtok(options,","); this_opt; this_opt=strtok(NULL,",")) {
2351 if (!*this_opt) continue;
2352
2353 dprintk("matroxfb_setup: option %s\n", this_opt);
2354
2355 if (!strncmp(this_opt, "dev:", 4))
2356 dev = simple_strtoul(this_opt+4, NULL, 0);
2357 else if (!strncmp(this_opt, "depth:", 6)) {
2358 switch (simple_strtoul(this_opt+6, NULL, 0)) {
2359 case 0: depth = RSText; break;
2360 case 4: depth = RS4bpp; break;
2361 case 8: depth = RS8bpp; break;
2362 case 15:depth = RS15bpp; break;
2363 case 16:depth = RS16bpp; break;
2364 case 24:depth = RS24bpp; break;
2365 case 32:depth = RS32bpp; break;
2366 default:
2367 printk(KERN_ERR "matroxfb: unsupported color depth\n");
2368 }
2369 } else if (!strncmp(this_opt, "xres:", 5))
2370 xres = simple_strtoul(this_opt+5, NULL, 0);
2371 else if (!strncmp(this_opt, "yres:", 5))
2372 yres = simple_strtoul(this_opt+5, NULL, 0);
2373 else if (!strncmp(this_opt, "vslen:", 6))
2374 vslen = simple_strtoul(this_opt+6, NULL, 0);
2375 else if (!strncmp(this_opt, "hslen:", 6))
2376 hslen = simple_strtoul(this_opt+6, NULL, 0);
2377 else if (!strncmp(this_opt, "left:", 5))
2378 left = simple_strtoul(this_opt+5, NULL, 0);
2379 else if (!strncmp(this_opt, "right:", 6))
2380 right = simple_strtoul(this_opt+6, NULL, 0);
2381 else if (!strncmp(this_opt, "upper:", 6))
2382 upper = simple_strtoul(this_opt+6, NULL, 0);
2383 else if (!strncmp(this_opt, "lower:", 6))
2384 lower = simple_strtoul(this_opt+6, NULL, 0);
2385 else if (!strncmp(this_opt, "pixclock:", 9))
2386 pixclock = simple_strtoul(this_opt+9, NULL, 0);
2387 else if (!strncmp(this_opt, "sync:", 5))
2388 sync = simple_strtoul(this_opt+5, NULL, 0);
2389 else if (!strncmp(this_opt, "vesa:", 5))
2390 vesa = simple_strtoul(this_opt+5, NULL, 0);
2391 else if (!strncmp(this_opt, "font:", 5))
2392 strncpy(fontname, this_opt+5, sizeof(fontname)-1);
2393 else if (!strncmp(this_opt, "maxclk:", 7))
2394 maxclk = simple_strtoul(this_opt+7, NULL, 0);
2395 else if (!strncmp(this_opt, "fh:", 3))
2396 fh = simple_strtoul(this_opt+3, NULL, 0);
2397 else if (!strncmp(this_opt, "fv:", 3))
2398 fv = simple_strtoul(this_opt+3, NULL, 0);
2399 else if (!strncmp(this_opt, "mem:", 4))
2400 mem = simple_strtoul(this_opt+4, NULL, 0);
2401 else if (!strncmp(this_opt, "mode:", 5))
2402 strncpy(videomode, this_opt+5, sizeof(videomode)-1);
2403 #ifdef CONFIG_PPC
2404 else if (!strncmp(this_opt, "vmode:", 6)) {
2405 unsigned int vmode = simple_strtoul(this_opt+6, NULL, 0);
2406 if (vmode > 0 && vmode <= VMODE_MAX)
2407 default_vmode = vmode;
2408 } else if (!strncmp(this_opt, "cmode:", 6)) {
2409 unsigned int cmode = simple_strtoul(this_opt+6, NULL, 0);
2410 switch (cmode) {
2411 case 0:
2412 case 8:
2413 default_cmode = CMODE_8;
2414 break;
2415 case 15:
2416 case 16:
2417 default_cmode = CMODE_16;
2418 break;
2419 case 24:
2420 case 32:
2421 default_cmode = CMODE_32;
2422 break;
2423 }
2424 }
2425 #endif
2426 else if (!strncmp(this_opt, "fastfont:", 9))
2427 fastfont = simple_strtoul(this_opt+9, NULL, 0);
2428 else if (!strcmp(this_opt, "nofastfont")) /* fastfont:N and nofastfont (nofastfont = fastfont:0) */
2429 fastfont = 0;
2430 else if (!strcmp(this_opt, "disabled")) /* nodisabled does not exist */
2431 disabled = 1;
2432 else if (!strcmp(this_opt, "enabled")) /* noenabled does not exist */
2433 disabled = 0;
2434 else if (!strcmp(this_opt, "sgram")) /* nosgram == sdram */
2435 sgram = 1;
2436 else if (!strcmp(this_opt, "sdram"))
2437 sgram = 0;
2438 else if (!strncmp(this_opt, "memtype:", 8))
2439 memtype = simple_strtoul(this_opt+8, NULL, 0);
2440 else {
2441 int value = 1;
2442
2443 if (!strncmp(this_opt, "no", 2)) {
2444 value = 0;
2445 this_opt += 2;
2446 }
2447 if (! strcmp(this_opt, "inverse"))
2448 inverse = value;
2449 else if (!strcmp(this_opt, "accel"))
2450 noaccel = !value;
2451 else if (!strcmp(this_opt, "pan"))
2452 nopan = !value;
2453 else if (!strcmp(this_opt, "pciretry"))
2454 no_pci_retry = !value;
2455 else if (!strcmp(this_opt, "vga"))
2456 novga = !value;
2457 else if (!strcmp(this_opt, "bios"))
2458 nobios = !value;
2459 else if (!strcmp(this_opt, "init"))
2460 noinit = !value;
2461 #ifdef CONFIG_MTRR
2462 else if (!strcmp(this_opt, "mtrr"))
2463 mtrr = value;
2464 #endif
2465 else if (!strcmp(this_opt, "inv24"))
2466 inv24 = value;
2467 else if (!strcmp(this_opt, "cross4MB"))
2468 cross4MB = value;
2469 else if (!strcmp(this_opt, "hwcursor"))
2470 hwcursor = value;
2471 else if (!strcmp(this_opt, "blink"))
2472 blink = value;
2473 else if (!strcmp(this_opt, "grayscale"))
2474 grayscale = value;
2475 else if (!strcmp(this_opt, "dfp"))
2476 dfp = value;
2477 else {
2478 strncpy(videomode, this_opt, sizeof(videomode)-1);
2479 }
2480 }
2481 }
2482 return 0;
2483 }
2484
2485 static int __init initialized = 0;
2486
2487 int __init matroxfb_init(void)
2488 {
2489 DBG("matroxfb_init")
2490
2491 if (disabled)
2492 return -ENXIO;
2493 if (!initialized) {
2494 initialized = 1;
2495 matrox_init();
2496 }
2497 /* never return failure, user can hotplug matrox later... */
2498 return 0;
2499 }
2500
2501 #else
2502
2503 /* *************************** init module code **************************** */
2504
2505 MODULE_AUTHOR("(c) 1998,1999 Petr Vandrovec <vandrove@vc.cvut.cz>");
2506 MODULE_DESCRIPTION("Accelerated FBDev driver for Matrox Millennium/Mystique/G100/G200/G400");
2507 MODULE_PARM(mem, "i");
2508 MODULE_PARM_DESC(mem, "Size of available memory in MB, KB or B (2,4,8,12,16MB, default=autodetect)");
2509 MODULE_PARM(disabled, "i");
2510 MODULE_PARM_DESC(disabled, "Disabled (0 or 1=disabled) (default=0)");
2511 MODULE_PARM(noaccel, "i");
2512 MODULE_PARM_DESC(noaccel, "Do not use accelerating engine (0 or 1=disabled) (default=0)");
2513 MODULE_PARM(nopan, "i");
2514 MODULE_PARM_DESC(nopan, "Disable pan on startup (0 or 1=disabled) (default=0)");
2515 MODULE_PARM(no_pci_retry, "i");
2516 MODULE_PARM_DESC(no_pci_retry, "PCI retries enabled (0 or 1=disabled) (default=0)");
2517 MODULE_PARM(novga, "i");
2518 MODULE_PARM_DESC(novga, "VGA I/O (0x3C0-0x3DF) disabled (0 or 1=disabled) (default=0)");
2519 MODULE_PARM(nobios, "i");
2520 MODULE_PARM_DESC(nobios, "Disables ROM BIOS (0 or 1=disabled) (default=do not change BIOS state)");
2521 MODULE_PARM(noinit, "i");
2522 MODULE_PARM_DESC(noinit, "Disables W/SG/SD-RAM and bus interface initialization (0 or 1=do not initialize) (default=0)");
2523 MODULE_PARM(memtype, "i");
2524 MODULE_PARM_DESC(memtype, "Memory type for G200/G400 (see Documentation/fb/matroxfb.txt for explanation) (default=3 for G200, 0 for G400)");
2525 MODULE_PARM(mtrr, "i");
2526 MODULE_PARM_DESC(mtrr, "This speeds up video memory accesses (0=disabled or 1) (default=1)");
2527 MODULE_PARM(sgram, "i");
2528 MODULE_PARM_DESC(sgram, "Indicates that G200/G400 has SGRAM memory (0=SDRAM, 1=SGRAM) (default=0)");
2529 MODULE_PARM(inv24, "i");
2530 MODULE_PARM_DESC(inv24, "Inverts clock polarity for 24bpp and loop frequency > 100MHz (default=do not invert polarity)");
2531 MODULE_PARM(inverse, "i");
2532 MODULE_PARM_DESC(inverse, "Inverse (0 or 1) (default=0)");
2533 #ifdef CONFIG_FB_MATROX_MULTIHEAD
2534 MODULE_PARM(dev, "i");
2535 MODULE_PARM_DESC(dev, "Multihead support, attach to device ID (0..N) (default=all working)");
2536 #else
2537 MODULE_PARM(dev, "i");
2538 MODULE_PARM_DESC(dev, "Multihead support, attach to device ID (0..N) (default=first working)");
2539 #endif
2540 MODULE_PARM(vesa, "i");
2541 MODULE_PARM_DESC(vesa, "Startup videomode (0x000-0x1FF) (default=0x101)");
2542 MODULE_PARM(xres, "i");
2543 MODULE_PARM_DESC(xres, "Horizontal resolution (px), overrides xres from vesa (default=vesa)");
2544 MODULE_PARM(yres, "i");
2545 MODULE_PARM_DESC(yres, "Vertical resolution (scans), overrides yres from vesa (default=vesa)");
2546 MODULE_PARM(upper, "i");
2547 MODULE_PARM_DESC(upper, "Upper blank space (scans), overrides upper from vesa (default=vesa)");
2548 MODULE_PARM(lower, "i");
2549 MODULE_PARM_DESC(lower, "Lower blank space (scans), overrides lower from vesa (default=vesa)");
2550 MODULE_PARM(vslen, "i");
2551 MODULE_PARM_DESC(vslen, "Vertical sync length (scans), overrides lower from vesa (default=vesa)");
2552 MODULE_PARM(left, "i");
2553 MODULE_PARM_DESC(left, "Left blank space (px), overrides left from vesa (default=vesa)");
2554 MODULE_PARM(right, "i");
2555 MODULE_PARM_DESC(right, "Right blank space (px), overrides right from vesa (default=vesa)");
2556 MODULE_PARM(hslen, "i");
2557 MODULE_PARM_DESC(hslen, "Horizontal sync length (px), overrides hslen from vesa (default=vesa)");
2558 MODULE_PARM(pixclock, "i");
2559 MODULE_PARM_DESC(pixclock, "Pixelclock (ns), overrides pixclock from vesa (default=vesa)");
2560 MODULE_PARM(sync, "i");
2561 MODULE_PARM_DESC(sync, "Sync polarity, overrides sync from vesa (default=vesa)");
2562 MODULE_PARM(depth, "i");
2563 MODULE_PARM_DESC(depth, "Color depth (0=text,8,15,16,24,32) (default=vesa)");
2564 MODULE_PARM(maxclk, "i");
2565 MODULE_PARM_DESC(maxclk, "Startup maximal clock, 0-999MHz, 1000-999999kHz, 1000000-INF Hz");
2566 MODULE_PARM(fh, "i");
2567 MODULE_PARM_DESC(fh, "Startup horizontal frequency, 0-999kHz, 1000-INF Hz");
2568 MODULE_PARM(fv, "i");
2569 MODULE_PARM_DESC(fv, "Startup vertical frequency, 0-INF Hz\n"
2570 "You should specify \"fv:max_monitor_vsync,fh:max_monitor_hsync,maxclk:max_monitor_dotclock\"\n");
2571 MODULE_PARM(hwcursor, "i");
2572 MODULE_PARM_DESC(hwcursor, "Enables hardware cursor (0 or 1) (default=0)");
2573 MODULE_PARM(blink, "i");
2574 MODULE_PARM_DESC(blink, "Enables hardware cursor blinking (0 or 1) (default=1)");
2575 MODULE_PARM(fastfont, "i");
2576 MODULE_PARM_DESC(fastfont, "Specifies, how much memory should be used for font data (0, 1024-65536 are reasonable) (default=0)");
2577 MODULE_PARM(grayscale, "i");
2578 MODULE_PARM_DESC(grayscale, "Sets display into grayscale. Works perfectly with paletized videomode (4, 8bpp), some limitations apply to 16, 24 and 32bpp videomodes (default=nograyscale)");
2579 MODULE_PARM(cross4MB, "i");
2580 MODULE_PARM_DESC(cross4MB, "Specifies that 4MB boundary can be in middle of line. (default=autodetected)");
2581 MODULE_PARM(dfp, "i");
2582 MODULE_PARM_DESC(dfp, "Specifies whether to use digital flat panel interface of G200/G400 (0 or 1) (default=0)");
2583 #ifdef CONFIG_PPC
2584 MODULE_PARM(vmode, "i");
2585 MODULE_PARM_DESC(vmode, "Specify the vmode mode number that should be used (640x480 default)");
2586 MODULE_PARM(cmode, "i");
2587 MODULE_PARM_DESC(cmode, "Specify the video depth that should be used (8bit default)");
2588 #endif
2589
2590 int __init init_module(void){
2591
2592 DBG("init_module")
2593
2594 if (disabled)
2595 return -ENXIO;
2596
2597 if (depth == 0)
2598 depth = RSText;
2599 else if (depth == 4)
2600 depth = RS4bpp;
2601 else if (depth == 8)
2602 depth = RS8bpp;
2603 else if (depth == 15)
2604 depth = RS15bpp;
2605 else if (depth == 16)
2606 depth = RS16bpp;
2607 else if (depth == 24)
2608 depth = RS24bpp;
2609 else if (depth == 32)
2610 depth = RS32bpp;
2611 else if (depth != -1) {
2612 printk(KERN_ERR "matroxfb: depth %d is not supported, using default\n", depth);
2613 depth = -1;
2614 }
2615 matrox_init();
2616 /* never return failure; user can hotplug matrox later... */
2617 return 0;
2618 }
2619 #endif /* MODULE */
2620
2621 module_exit(matrox_done);
2622 EXPORT_SYMBOL(matroxfb_register_driver);
2623 EXPORT_SYMBOL(matroxfb_unregister_driver);
2624
2625 /*
2626 * Overrides for Emacs so that we follow Linus's tabbing style.
2627 * ---------------------------------------------------------------------------
2628 * Local variables:
2629 * c-basic-offset: 8
2630 * End:
2631 */
Copy of Dave Jones history.git as used by http://archive.org/details/git-history-of-linux