File: /usr/src/linux/drivers/video/matrox/matroxfb_base.c
1 /*
2 *
3 * Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200 and G400
4 *
5 * (c) 1998-2001 Petr Vandrovec <vandrove@vc.cvut.cz>
6 *
7 * Version: 1.53 2001/06/18
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 * "Uns Lider" <unslider@miranda.org>
76 * G100 PLNWT fixes
77 *
78 * (following author is not in any relation with this code, but his code
79 * is included in this driver)
80 *
81 * Based on framebuffer driver for VBE 2.0 compliant graphic boards
82 * (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de>
83 *
84 * (following author is not in any relation with this code, but his ideas
85 * were used when writting this driver)
86 *
87 * FreeVBE/AF (Matrox), "Shawn Hargreaves" <shawn@talula.demon.co.uk>
88 *
89 */
90
91 /* make checkconfig does not check included files... */
92 #include <linux/config.h>
93
94 #include "matroxfb_base.h"
95 #include "matroxfb_misc.h"
96 #include "matroxfb_accel.h"
97 #include "matroxfb_DAC1064.h"
98 #include "matroxfb_Ti3026.h"
99 #include "matroxfb_maven.h"
100 #include "matroxfb_crtc2.h"
101 #include <linux/matroxfb.h>
102 #include <asm/uaccess.h>
103
104 #ifdef CONFIG_PPC
105 unsigned char nvram_read_byte(int);
106 static int default_vmode = VMODE_NVRAM;
107 static int default_cmode = CMODE_NVRAM;
108 #endif
109
110 static void matroxfb_unregister_device(struct matrox_fb_info* minfo);
111
112 /* --------------------------------------------------------------------- */
113
114 /*
115 * card parameters
116 */
117
118 /* --------------------------------------------------------------------- */
119
120 static struct fb_var_screeninfo vesafb_defined = {
121 640,480,640,480,/* W,H, W, H (virtual) load xres,xres_virtual*/
122 0,0, /* virtual -> visible no offset */
123 8, /* depth -> load bits_per_pixel */
124 0, /* greyscale ? */
125 {0,0,0}, /* R */
126 {0,0,0}, /* G */
127 {0,0,0}, /* B */
128 {0,0,0}, /* transparency */
129 0, /* standard pixel format */
130 FB_ACTIVATE_NOW,
131 -1,-1,
132 FB_ACCELF_TEXT, /* accel flags */
133 39721L,48L,16L,33L,10L,
134 96L,2L,~0, /* No sync info */
135 FB_VMODE_NONINTERLACED,
136 {0,0,0,0,0,0}
137 };
138
139
140
141 /* --------------------------------------------------------------------- */
142
143 static void matrox_pan_var(WPMINFO struct fb_var_screeninfo *var) {
144 unsigned int pos;
145 unsigned short p0, p1, p2;
146 #ifdef CONFIG_FB_MATROX_32MB
147 unsigned int p3;
148 #endif
149 struct display *disp;
150 CRITFLAGS
151
152 DBG("matrox_pan_var")
153
154 if (ACCESS_FBINFO(dead))
155 return;
156
157 disp = ACCESS_FBINFO(currcon_display);
158 if (disp->type == FB_TYPE_TEXT) {
159 pos = var->yoffset / fontheight(disp) * disp->next_line / ACCESS_FBINFO(devflags.textstep) + var->xoffset / (fontwidth(disp)?fontwidth(disp):8);
160 } else {
161 pos = (var->yoffset * var->xres_virtual + var->xoffset) * ACCESS_FBINFO(curr.final_bppShift) / 32;
162 pos += ACCESS_FBINFO(curr.ydstorg.chunks);
163 }
164 p0 = ACCESS_FBINFO(currenthw)->CRTC[0x0D] = pos & 0xFF;
165 p1 = ACCESS_FBINFO(currenthw)->CRTC[0x0C] = (pos & 0xFF00) >> 8;
166 p2 = ACCESS_FBINFO(currenthw)->CRTCEXT[0] = (ACCESS_FBINFO(currenthw)->CRTCEXT[0] & 0xB0) | ((pos >> 16) & 0x0F) | ((pos >> 14) & 0x40);
167 #ifdef CONFIG_FB_MATROX_32MB
168 p3 = ACCESS_FBINFO(currenthw)->CRTCEXT[8] = pos >> 21;
169 #endif
170
171 CRITBEGIN
172
173 mga_setr(M_CRTC_INDEX, 0x0D, p0);
174 mga_setr(M_CRTC_INDEX, 0x0C, p1);
175 #ifdef CONFIG_FB_MATROX_32MB
176 if (ACCESS_FBINFO(devflags.support32MB))
177 mga_setr(M_EXTVGA_INDEX, 0x08, p3);
178 #endif
179 mga_setr(M_EXTVGA_INDEX, 0x00, p2);
180
181 CRITEND
182 }
183
184 static void matroxfb_remove(WPMINFO int dummy) {
185 /* Currently we are holding big kernel lock on all dead & usecount updates.
186 * Destroy everything after all users release it. Especially do not unregister
187 * framebuffer and iounmap memory, neither fbmem nor fbcon-cfb* does not check
188 * for device unplugged when in use.
189 * In future we should point mmio.vbase & video.vbase somewhere where we can
190 * write data without causing too much damage...
191 */
192
193 ACCESS_FBINFO(dead) = 1;
194 if (ACCESS_FBINFO(usecount)) {
195 /* destroy it later */
196 return;
197 }
198 matroxfb_unregister_device(MINFO);
199 unregister_framebuffer(&ACCESS_FBINFO(fbcon));
200 del_timer_sync(&ACCESS_FBINFO(cursor.timer));
201 #ifdef CONFIG_MTRR
202 if (ACCESS_FBINFO(mtrr.vram_valid))
203 mtrr_del(ACCESS_FBINFO(mtrr.vram), ACCESS_FBINFO(video.base), ACCESS_FBINFO(video.len));
204 #endif
205 mga_iounmap(ACCESS_FBINFO(mmio.vbase));
206 mga_iounmap(ACCESS_FBINFO(video.vbase));
207 release_mem_region(ACCESS_FBINFO(video.base), ACCESS_FBINFO(video.len_maximum));
208 release_mem_region(ACCESS_FBINFO(mmio.base), 16384);
209 #ifdef CONFIG_FB_MATROX_MULTIHEAD
210 kfree(ACCESS_FBINFO(fbcon.disp));
211 kfree(minfo);
212 #endif
213 }
214
215 /*
216 * Open/Release the frame buffer device
217 */
218
219 static int matroxfb_open(struct fb_info *info, int user)
220 {
221 #define minfo ((struct matrox_fb_info*)info)
222 DBG_LOOP("matroxfb_open")
223
224 if (ACCESS_FBINFO(dead)) {
225 return -ENXIO;
226 }
227 ACCESS_FBINFO(usecount)++;
228 #undef minfo
229 return(0);
230 }
231
232 static int matroxfb_release(struct fb_info *info, int user)
233 {
234 #define minfo ((struct matrox_fb_info*)info)
235 DBG_LOOP("matroxfb_release")
236
237 if (!(--ACCESS_FBINFO(usecount)) && ACCESS_FBINFO(dead)) {
238 matroxfb_remove(PMINFO 0);
239 }
240 #undef minfo
241 return(0);
242 }
243
244 static int matroxfb_pan_display(struct fb_var_screeninfo *var, int con,
245 struct fb_info* info) {
246 #define minfo ((struct matrox_fb_info*)info)
247
248 DBG("matroxfb_pan_display")
249
250 if (var->vmode & FB_VMODE_YWRAP) {
251 if (var->yoffset < 0 || var->yoffset >= fb_display[con].var.yres_virtual || var->xoffset)
252 return -EINVAL;
253 } else {
254 if (var->xoffset+fb_display[con].var.xres > fb_display[con].var.xres_virtual ||
255 var->yoffset+fb_display[con].var.yres > fb_display[con].var.yres_virtual)
256 return -EINVAL;
257 }
258 if (con == ACCESS_FBINFO(currcon))
259 matrox_pan_var(PMINFO var);
260 fb_display[con].var.xoffset = var->xoffset;
261 fb_display[con].var.yoffset = var->yoffset;
262 if (var->vmode & FB_VMODE_YWRAP)
263 fb_display[con].var.vmode |= FB_VMODE_YWRAP;
264 else
265 fb_display[con].var.vmode &= ~FB_VMODE_YWRAP;
266 return 0;
267 #undef minfo
268 }
269
270 static int matroxfb_updatevar(int con, struct fb_info *info)
271 {
272 #define minfo ((struct matrox_fb_info*)info)
273 DBG("matroxfb_updatevar");
274
275 matrox_pan_var(PMINFO &fb_display[con].var);
276 return 0;
277 #undef minfo
278 }
279
280 static int matroxfb_get_final_bppShift(CPMINFO int bpp) {
281 int bppshft2;
282
283 DBG("matroxfb_get_final_bppShift")
284
285 bppshft2 = bpp;
286 if (!bppshft2) {
287 return 8;
288 }
289 if (isInterleave(MINFO))
290 bppshft2 >>= 1;
291 if (ACCESS_FBINFO(devflags.video64bits))
292 bppshft2 >>= 1;
293 return bppshft2;
294 }
295
296 static int matroxfb_test_and_set_rounding(CPMINFO int xres, int bpp) {
297 int over;
298 int rounding;
299
300 DBG("matroxfb_test_and_set_rounding")
301
302 switch (bpp) {
303 case 0: return xres;
304 case 4: rounding = 128;
305 break;
306 case 8: rounding = 64; /* doc says 64; 32 is OK for G400 */
307 break;
308 case 16: rounding = 32;
309 break;
310 case 24: rounding = 64; /* doc says 64; 32 is OK for G400 */
311 break;
312 default: rounding = 16;
313 /* on G400, 16 really does not work */
314 if (ACCESS_FBINFO(devflags.accelerator) == FB_ACCEL_MATROX_MGAG400)
315 rounding = 32;
316 break;
317 }
318 if (isInterleave(MINFO)) {
319 rounding *= 2;
320 }
321 over = xres % rounding;
322 if (over)
323 xres += rounding-over;
324 return xres;
325 }
326
327 static int matroxfb_pitch_adjust(CPMINFO int xres, int bpp) {
328 const int* width;
329 int xres_new;
330
331 DBG("matroxfb_pitch_adjust")
332
333 if (!bpp) return xres;
334
335 width = ACCESS_FBINFO(capable.vxres);
336
337 if (ACCESS_FBINFO(devflags.precise_width)) {
338 while (*width) {
339 if ((*width >= xres) && (matroxfb_test_and_set_rounding(PMINFO *width, bpp) == *width)) {
340 break;
341 }
342 width++;
343 }
344 xres_new = *width;
345 } else {
346 xres_new = matroxfb_test_and_set_rounding(PMINFO xres, bpp);
347 }
348 if (!xres_new) return 0;
349 if (xres != xres_new) {
350 printk(KERN_INFO "matroxfb: cannot set xres to %d, rounded up to %d\n", xres, xres_new);
351 }
352 return xres_new;
353 }
354
355 static int matroxfb_get_cmap_len(struct fb_var_screeninfo *var) {
356
357 DBG("matroxfb_get_cmap_len")
358
359 switch (var->bits_per_pixel) {
360 #ifdef FBCON_HAS_VGATEXT
361 case 0:
362 return 16; /* pseudocolor... 16 entries HW palette */
363 #endif
364 #ifdef FBCON_HAS_CFB4
365 case 4:
366 return 16; /* pseudocolor... 16 entries HW palette */
367 #endif
368 #ifdef FBCON_HAS_CFB8
369 case 8:
370 return 256; /* pseudocolor... 256 entries HW palette */
371 #endif
372 #ifdef FBCON_HAS_CFB16
373 case 16:
374 return 16; /* directcolor... 16 entries SW palette */
375 /* Mystique: truecolor, 16 entries SW palette, HW palette hardwired into 1:1 mapping */
376 #endif
377 #ifdef FBCON_HAS_CFB24
378 case 24:
379 return 16; /* directcolor... 16 entries SW palette */
380 /* Mystique: truecolor, 16 entries SW palette, HW palette hardwired into 1:1 mapping */
381 #endif
382 #ifdef FBCON_HAS_CFB32
383 case 32:
384 return 16; /* directcolor... 16 entries SW palette */
385 /* Mystique: truecolor, 16 entries SW palette, HW palette hardwired into 1:1 mapping */
386 #endif
387 }
388 return 16; /* return something reasonable... or panic()? */
389 }
390
391 static int matroxfb_decode_var(CPMINFO struct display* p, struct fb_var_screeninfo *var, int *visual, int *video_cmap_len, unsigned int* ydstorg) {
392 unsigned int vramlen;
393 unsigned int memlen;
394
395 DBG("matroxfb_decode_var")
396
397 switch (var->bits_per_pixel) {
398 #ifdef FBCON_HAS_VGATEXT
399 case 0: if (!ACCESS_FBINFO(capable.text)) return -EINVAL;
400 break;
401 #endif
402 #ifdef FBCON_HAS_CFB4
403 case 4: if (!ACCESS_FBINFO(capable.cfb4)) return -EINVAL;
404 break;
405 #endif
406 #ifdef FBCON_HAS_CFB8
407 case 8: break;
408 #endif
409 #ifdef FBCON_HAS_CFB16
410 case 16: break;
411 #endif
412 #ifdef FBCON_HAS_CFB24
413 case 24: break;
414 #endif
415 #ifdef FBCON_HAS_CFB32
416 case 32: break;
417 #endif
418 default: return -EINVAL;
419 }
420 *ydstorg = 0;
421 vramlen = ACCESS_FBINFO(video.len_usable);
422 if (var->yres_virtual < var->yres)
423 var->yres_virtual = var->yres;
424 if (var->xres_virtual < var->xres)
425 var->xres_virtual = var->xres;
426 if (var->bits_per_pixel) {
427 var->xres_virtual = matroxfb_pitch_adjust(PMINFO var->xres_virtual, var->bits_per_pixel);
428 memlen = var->xres_virtual * var->bits_per_pixel * var->yres_virtual / 8;
429 if (memlen > vramlen) {
430 var->yres_virtual = vramlen * 8 / (var->xres_virtual * var->bits_per_pixel);
431 memlen = var->xres_virtual * var->bits_per_pixel * var->yres_virtual / 8;
432 }
433 /* There is hardware bug that no line can cross 4MB boundary */
434 /* give up for CFB24, it is impossible to easy workaround it */
435 /* for other try to do something */
436 if (!ACCESS_FBINFO(capable.cross4MB) && (memlen > 0x400000)) {
437 if (var->bits_per_pixel == 24) {
438 /* sorry */
439 } else {
440 unsigned int linelen;
441 unsigned int m1 = linelen = var->xres_virtual * var->bits_per_pixel / 8;
442 unsigned int m2 = PAGE_SIZE; /* or 128 if you do not need PAGE ALIGNED address */
443 unsigned int max_yres;
444
445 while (m1) {
446 int t;
447
448 while (m2 >= m1) m2 -= m1;
449 t = m1;
450 m1 = m2;
451 m2 = t;
452 }
453 m2 = linelen * PAGE_SIZE / m2;
454 *ydstorg = m2 = 0x400000 % m2;
455 max_yres = (vramlen - m2) / linelen;
456 if (var->yres_virtual > max_yres)
457 var->yres_virtual = max_yres;
458 }
459 }
460 } else {
461 matrox_text_round(PMINFO var, p);
462 #if 0
463 /* we must limit pixclock by mclk...
464 Millennium I: 66 MHz = 15000
465 Millennium II: 61 MHz = 16300
466 Millennium G200: 83 MHz = 12000 */
467 if (var->pixclock < 15000)
468 var->pixclock = 15000; /* limit for "normal" gclk & mclk */
469 #endif
470 }
471 /* YDSTLEN contains only signed 16bit value */
472 if (var->yres_virtual > 32767)
473 var->yres_virtual = 32767;
474 /* we must round yres/xres down, we already rounded y/xres_virtual up
475 if it was possible. We should return -EINVAL, but I disagree */
476 if (var->yres_virtual < var->yres)
477 var->yres = var->yres_virtual;
478 if (var->xres_virtual < var->xres)
479 var->xres = var->xres_virtual;
480 if (var->xoffset + var->xres > var->xres_virtual)
481 var->xoffset = var->xres_virtual - var->xres;
482 if (var->yoffset + var->yres > var->yres_virtual)
483 var->yoffset = var->yres_virtual - var->yres;
484
485 if (var->bits_per_pixel == 0) {
486 var->red.offset = 0;
487 var->red.length = 6;
488 var->green.offset = 0;
489 var->green.length = 6;
490 var->blue.offset = 0;
491 var->blue.length = 6;
492 var->transp.offset = 0;
493 var->transp.length = 0;
494 *visual = MX_VISUAL_PSEUDOCOLOR;
495 } else if (var->bits_per_pixel == 4) {
496 var->red.offset = 0;
497 var->red.length = 8;
498 var->green.offset = 0;
499 var->green.length = 8;
500 var->blue.offset = 0;
501 var->blue.length = 8;
502 var->transp.offset = 0;
503 var->transp.length = 0;
504 *visual = MX_VISUAL_PSEUDOCOLOR;
505 } else if (var->bits_per_pixel <= 8) {
506 var->red.offset = 0;
507 var->red.length = 8;
508 var->green.offset = 0;
509 var->green.length = 8;
510 var->blue.offset = 0;
511 var->blue.length = 8;
512 var->transp.offset = 0;
513 var->transp.length = 0;
514 *visual = MX_VISUAL_PSEUDOCOLOR;
515 } else {
516 if (var->bits_per_pixel <= 16) {
517 if (var->green.length == 5) {
518 var->red.offset = 10;
519 var->red.length = 5;
520 var->green.offset = 5;
521 var->green.length = 5;
522 var->blue.offset = 0;
523 var->blue.length = 5;
524 var->transp.offset = 15;
525 var->transp.length = 1;
526 } else {
527 var->red.offset = 11;
528 var->red.length = 5;
529 var->green.offset = 5;
530 var->green.length = 6;
531 var->blue.offset = 0;
532 var->blue.length = 5;
533 var->transp.offset = 0;
534 var->transp.length = 0;
535 }
536 } else if (var->bits_per_pixel <= 24) {
537 var->red.offset = 16;
538 var->red.length = 8;
539 var->green.offset = 8;
540 var->green.length = 8;
541 var->blue.offset = 0;
542 var->blue.length = 8;
543 var->transp.offset = 0;
544 var->transp.length = 0;
545 } else {
546 var->red.offset = 16;
547 var->red.length = 8;
548 var->green.offset = 8;
549 var->green.length = 8;
550 var->blue.offset = 0;
551 var->blue.length = 8;
552 var->transp.offset = 24;
553 var->transp.length = 8;
554 }
555 dprintk("matroxfb: truecolor: "
556 "size=%d:%d:%d:%d, shift=%d:%d:%d:%d\n",
557 var->transp.length,
558 var->red.length,
559 var->green.length,
560 var->blue.length,
561 var->transp.offset,
562 var->red.offset,
563 var->green.offset,
564 var->blue.offset);
565 *visual = MX_VISUAL_DIRECTCOLOR;
566 }
567 *video_cmap_len = matroxfb_get_cmap_len(var);
568 dprintk(KERN_INFO "requested %d*%d/%dbpp (%d*%d)\n", var->xres, var->yres, var->bits_per_pixel,
569 var->xres_virtual, var->yres_virtual);
570 return 0;
571 }
572
573 static int matrox_setcolreg(unsigned regno, unsigned red, unsigned green,
574 unsigned blue, unsigned transp,
575 struct fb_info *fb_info)
576 {
577 struct display* p;
578 #ifdef CONFIG_FB_MATROX_MULTIHEAD
579 struct matrox_fb_info* minfo = (struct matrox_fb_info*)fb_info;
580 #endif
581
582 DBG("matrox_setcolreg")
583
584 /*
585 * Set a single color register. The values supplied are
586 * already rounded down to the hardware's capabilities
587 * (according to the entries in the `var' structure). Return
588 * != 0 for invalid regno.
589 */
590
591 if (regno >= ACCESS_FBINFO(curr.cmap_len))
592 return 1;
593
594 ACCESS_FBINFO(palette[regno].red) = red;
595 ACCESS_FBINFO(palette[regno].green) = green;
596 ACCESS_FBINFO(palette[regno].blue) = blue;
597 ACCESS_FBINFO(palette[regno].transp) = transp;
598
599 p = ACCESS_FBINFO(currcon_display);
600 if (p->var.grayscale) {
601 /* gray = 0.30*R + 0.59*G + 0.11*B */
602 red = green = blue = (red * 77 + green * 151 + blue * 28) >> 8;
603 }
604
605 red = CNVT_TOHW(red, p->var.red.length);
606 green = CNVT_TOHW(green, p->var.green.length);
607 blue = CNVT_TOHW(blue, p->var.blue.length);
608 transp = CNVT_TOHW(transp, p->var.transp.length);
609
610 switch (p->var.bits_per_pixel) {
611 #if defined(FBCON_HAS_CFB8) || defined(FBCON_HAS_CFB4) || defined(FBCON_HAS_VGATEXT)
612 #ifdef FBCON_HAS_VGATEXT
613 case 0:
614 #endif
615 #ifdef FBCON_HAS_CFB4
616 case 4:
617 #endif
618 #ifdef FBCON_HAS_CFB8
619 case 8:
620 #endif
621 mga_outb(M_DAC_REG, regno);
622 mga_outb(M_DAC_VAL, red);
623 mga_outb(M_DAC_VAL, green);
624 mga_outb(M_DAC_VAL, blue);
625 break;
626 #endif
627 #ifdef FBCON_HAS_CFB16
628 case 16:
629 ACCESS_FBINFO(cmap.cfb16[regno]) =
630 (red << p->var.red.offset) |
631 (green << p->var.green.offset) |
632 (blue << p->var.blue.offset) |
633 (transp << p->var.transp.offset); /* for 1:5:5:5 */
634 break;
635 #endif
636 #ifdef FBCON_HAS_CFB24
637 case 24:
638 ACCESS_FBINFO(cmap.cfb24[regno]) =
639 (red << p->var.red.offset) |
640 (green << p->var.green.offset) |
641 (blue << p->var.blue.offset);
642 break;
643 #endif
644 #ifdef FBCON_HAS_CFB32
645 case 32:
646 ACCESS_FBINFO(cmap.cfb32[regno]) =
647 (red << p->var.red.offset) |
648 (green << p->var.green.offset) |
649 (blue << p->var.blue.offset) |
650 (transp << p->var.transp.offset); /* 8:8:8:8 */
651 break;
652 #endif
653 }
654 return 0;
655 }
656
657 static void do_install_cmap(WPMINFO struct display* dsp)
658 {
659 DBG("do_install_cmap")
660
661 if (dsp->cmap.len)
662 fb_set_cmap(&dsp->cmap, 1, matrox_setcolreg, &ACCESS_FBINFO(fbcon));
663 else
664 fb_set_cmap(fb_default_cmap(ACCESS_FBINFO(curr.cmap_len)),
665 1, matrox_setcolreg, &ACCESS_FBINFO(fbcon));
666 }
667
668 static int matroxfb_get_fix(struct fb_fix_screeninfo *fix, int con,
669 struct fb_info *info)
670 {
671 struct display* p;
672 DBG("matroxfb_get_fix")
673
674 #define minfo ((struct matrox_fb_info*)info)
675
676 if (ACCESS_FBINFO(dead)) {
677 return -ENXIO;
678 }
679
680 if (con >= 0)
681 p = fb_display + con;
682 else
683 p = ACCESS_FBINFO(fbcon.disp);
684
685 memset(fix, 0, sizeof(struct fb_fix_screeninfo));
686 strcpy(fix->id,"MATROX");
687
688 fix->smem_start = ACCESS_FBINFO(video.base) + ACCESS_FBINFO(curr.ydstorg.bytes);
689 fix->smem_len = ACCESS_FBINFO(video.len_usable) - ACCESS_FBINFO(curr.ydstorg.bytes);
690 fix->type = p->type;
691 fix->type_aux = p->type_aux;
692 fix->visual = p->visual;
693 fix->xpanstep = 8; /* 8 for 8bpp, 4 for 16bpp, 2 for 32bpp */
694 fix->ypanstep = 1;
695 fix->ywrapstep = 0;
696 fix->line_length = p->line_length;
697 fix->mmio_start = ACCESS_FBINFO(mmio.base);
698 fix->mmio_len = ACCESS_FBINFO(mmio.len);
699 fix->accel = ACCESS_FBINFO(devflags.accelerator);
700 return 0;
701 #undef minfo
702 }
703
704 static int matroxfb_get_var(struct fb_var_screeninfo *var, int con,
705 struct fb_info *info)
706 {
707 #define minfo ((struct matrox_fb_info*)info)
708 DBG("matroxfb_get_var")
709
710 if(con < 0)
711 *var=ACCESS_FBINFO(fbcon.disp)->var;
712 else
713 *var=fb_display[con].var;
714 return 0;
715 #undef minfo
716 }
717
718 static int matroxfb_set_var(struct fb_var_screeninfo *var, int con,
719 struct fb_info *info)
720 {
721 #define minfo ((struct matrox_fb_info*)info)
722 int err;
723 int visual;
724 int cmap_len;
725 unsigned int ydstorg;
726 struct display* display;
727 int chgvar;
728
729 DBG("matroxfb_set_var")
730
731 if (ACCESS_FBINFO(dead)) {
732 return -ENXIO;
733 }
734
735 if (con >= 0)
736 display = fb_display + con;
737 else
738 display = ACCESS_FBINFO(fbcon.disp);
739 if ((err = matroxfb_decode_var(PMINFO display, var, &visual, &cmap_len, &ydstorg)) != 0)
740 return err;
741 switch (var->activate & FB_ACTIVATE_MASK) {
742 case FB_ACTIVATE_TEST: return 0;
743 case FB_ACTIVATE_NXTOPEN: /* ?? */
744 case FB_ACTIVATE_NOW: break; /* continue */
745 default: return -EINVAL; /* unknown */
746 }
747 if (con >= 0) {
748 chgvar = ((display->var.xres != var->xres) ||
749 (display->var.yres != var->yres) ||
750 (display->var.xres_virtual != var->xres_virtual) ||
751 (display->var.yres_virtual != var->yres_virtual) ||
752 (display->var.bits_per_pixel != var->bits_per_pixel) ||
753 memcmp(&display->var.red, &var->red, sizeof(var->red)) ||
754 memcmp(&display->var.green, &var->green, sizeof(var->green)) ||
755 memcmp(&display->var.blue, &var->blue, sizeof(var->blue)));
756 } else {
757 chgvar = 0;
758 }
759 display->var = *var;
760 /* cmap */
761 display->screen_base = vaddr_va(ACCESS_FBINFO(video.vbase)) + ydstorg;
762 display->visual = visual;
763 display->ypanstep = 1;
764 display->ywrapstep = 0;
765 if (var->bits_per_pixel) {
766 display->type = FB_TYPE_PACKED_PIXELS;
767 display->type_aux = 0;
768 display->next_line = display->line_length = (var->xres_virtual * var->bits_per_pixel) >> 3;
769 } else {
770 display->type = FB_TYPE_TEXT;
771 display->type_aux = ACCESS_FBINFO(devflags.text_type_aux);
772 display->next_line = display->line_length = (var->xres_virtual / (fontwidth(display)?fontwidth(display):8)) * ACCESS_FBINFO(devflags.textstep);
773 }
774 display->can_soft_blank = 1;
775 display->inverse = ACCESS_FBINFO(devflags.inverse);
776 /* conp, fb_info, vrows, cursor_x, cursor_y, fgcol, bgcol */
777 /* next_plane, fontdata, _font*, userfont */
778 initMatrox(PMINFO display); /* dispsw */
779 /* dispsw, scrollmode, yscroll */
780 /* fgshift, bgshift, charmask */
781 if (chgvar && info && info->changevar)
782 info->changevar(con);
783 if (con == ACCESS_FBINFO(currcon)) {
784 unsigned int pos;
785
786 ACCESS_FBINFO(curr.cmap_len) = cmap_len;
787 if (display->type == FB_TYPE_TEXT) {
788 /* textmode must be in first megabyte, so no ydstorg allowed */
789 ACCESS_FBINFO(curr.ydstorg.bytes) = 0;
790 ACCESS_FBINFO(curr.ydstorg.chunks) = 0;
791 ACCESS_FBINFO(curr.ydstorg.pixels) = 0;
792 } else {
793 ydstorg += ACCESS_FBINFO(devflags.ydstorg);
794 ACCESS_FBINFO(curr.ydstorg.bytes) = ydstorg;
795 ACCESS_FBINFO(curr.ydstorg.chunks) = ydstorg >> (isInterleave(MINFO)?3:2);
796 if (var->bits_per_pixel == 4)
797 ACCESS_FBINFO(curr.ydstorg.pixels) = ydstorg;
798 else
799 ACCESS_FBINFO(curr.ydstorg.pixels) = (ydstorg * 8) / var->bits_per_pixel;
800 }
801 ACCESS_FBINFO(curr.final_bppShift) = matroxfb_get_final_bppShift(PMINFO var->bits_per_pixel);
802 if (visual == MX_VISUAL_PSEUDOCOLOR) {
803 int i;
804
805 for (i = 0; i < 16; i++) {
806 int j;
807
808 j = color_table[i];
809 ACCESS_FBINFO(palette[i].red) = default_red[j];
810 ACCESS_FBINFO(palette[i].green) = default_grn[j];
811 ACCESS_FBINFO(palette[i].blue) = default_blu[j];
812 }
813 }
814
815 { struct my_timming mt;
816 struct matrox_hw_state* hw;
817 struct matrox_hw_state* ohw;
818
819 matroxfb_var2my(var, &mt);
820 /* CRTC1 delays */
821 switch (var->bits_per_pixel) {
822 case 0: mt.delay = 31 + 0; break;
823 case 16: mt.delay = 21 + 8; break;
824 case 24: mt.delay = 17 + 8; break;
825 case 32: mt.delay = 16 + 8; break;
826 default: mt.delay = 31 + 8; break;
827 }
828
829 hw = ACCESS_FBINFO(newhw);
830 ohw = ACCESS_FBINFO(currenthw);
831
832 /* copy last setting... */
833 memcpy(hw, ohw, sizeof(*hw));
834
835 del_timer_sync(&ACCESS_FBINFO(cursor.timer));
836 ACCESS_FBINFO(cursor.state) = CM_ERASE;
837
838 ACCESS_FBINFO(hw_switch->init(PMINFO hw, &mt, display));
839 if (display->type == FB_TYPE_TEXT) {
840 if (fontheight(display))
841 pos = var->yoffset / fontheight(display) * display->next_line / ACCESS_FBINFO(devflags.textstep) + var->xoffset / (fontwidth(display)?fontwidth(display):8);
842 else
843 pos = 0;
844 } else {
845 pos = (var->yoffset * var->xres_virtual + var->xoffset) * ACCESS_FBINFO(curr.final_bppShift) / 32;
846 pos += ACCESS_FBINFO(curr.ydstorg.chunks);
847 }
848
849 hw->CRTC[0x0D] = pos & 0xFF;
850 hw->CRTC[0x0C] = (pos & 0xFF00) >> 8;
851 hw->CRTCEXT[0] = (hw->CRTCEXT[0] & 0xF0) | ((pos >> 16) & 0x0F) | ((pos >> 14) & 0x40);
852 hw->CRTCEXT[8] = pos >> 21;
853 if (ACCESS_FBINFO(output.ph) & (MATROXFB_OUTPUT_CONN_PRIMARY | MATROXFB_OUTPUT_CONN_DFP)) {
854 if (ACCESS_FBINFO(primout))
855 ACCESS_FBINFO(primout)->compute(MINFO, &mt, hw);
856 }
857 if (ACCESS_FBINFO(output.ph) & MATROXFB_OUTPUT_CONN_SECONDARY) {
858 down_read(&ACCESS_FBINFO(altout.lock));
859 if (ACCESS_FBINFO(altout.output))
860 ACCESS_FBINFO(altout.output)->compute(ACCESS_FBINFO(altout.device), &mt, hw);
861 up_read(&ACCESS_FBINFO(altout.lock));
862 }
863 ACCESS_FBINFO(hw_switch->restore(PMINFO hw, ohw, display));
864 if (ACCESS_FBINFO(output.ph) & (MATROXFB_OUTPUT_CONN_PRIMARY | MATROXFB_OUTPUT_CONN_DFP)) {
865 if (ACCESS_FBINFO(primout))
866 ACCESS_FBINFO(primout)->program(MINFO, hw);
867 }
868 if (ACCESS_FBINFO(output.ph) & MATROXFB_OUTPUT_CONN_SECONDARY) {
869 down_read(&ACCESS_FBINFO(altout.lock));
870 if (ACCESS_FBINFO(altout.output))
871 ACCESS_FBINFO(altout.output)->program(ACCESS_FBINFO(altout.device), hw);
872 up_read(&ACCESS_FBINFO(altout.lock));
873 }
874 ACCESS_FBINFO(cursor.redraw) = 1;
875 ACCESS_FBINFO(currenthw) = hw;
876 ACCESS_FBINFO(newhw) = ohw;
877 if (ACCESS_FBINFO(output.ph) & (MATROXFB_OUTPUT_CONN_PRIMARY | MATROXFB_OUTPUT_CONN_DFP)) {
878 if (ACCESS_FBINFO(primout))
879 ACCESS_FBINFO(primout)->start(MINFO);
880 }
881 if (ACCESS_FBINFO(output.ph) & MATROXFB_OUTPUT_CONN_SECONDARY) {
882 down_read(&ACCESS_FBINFO(altout.lock));
883 if (ACCESS_FBINFO(altout.output))
884 ACCESS_FBINFO(altout.output)->start(ACCESS_FBINFO(altout.device));
885 up_read(&ACCESS_FBINFO(altout.lock));
886 }
887 matrox_cfbX_init(PMINFO display);
888 do_install_cmap(PMINFO display);
889 #if defined(CONFIG_FB_COMPAT_XPMAC)
890 if (console_fb_info == &ACCESS_FBINFO(fbcon)) {
891 int vmode, cmode;
892
893 display_info.width = var->xres;
894 display_info.height = var->yres;
895 display_info.depth = var->bits_per_pixel;
896 display_info.pitch = (var->xres_virtual)*(var->bits_per_pixel)/8;
897 if (mac_var_to_vmode(var, &vmode, &cmode))
898 display_info.mode = 0;
899 else
900 display_info.mode = vmode;
901 strcpy(display_info.name, ACCESS_FBINFO(matrox_name));
902 display_info.fb_address = ACCESS_FBINFO(video.base);
903 display_info.cmap_adr_address = 0;
904 display_info.cmap_data_address = 0;
905 display_info.disp_reg_address = ACCESS_FBINFO(mmio.base);
906 }
907 #endif /* CONFIG_FB_COMPAT_XPMAC */
908 }
909 }
910 return 0;
911 #undef minfo
912 }
913
914 static int matrox_getcolreg(unsigned regno, unsigned *red, unsigned *green,
915 unsigned *blue, unsigned *transp,
916 struct fb_info *info)
917 {
918
919 DBG("matrox_getcolreg")
920
921 #define minfo ((struct matrox_fb_info*)info)
922 /*
923 * Read a single color register and split it into colors/transparent.
924 * Return != 0 for invalid regno.
925 */
926
927 if (regno >= ACCESS_FBINFO(curr.cmap_len))
928 return 1;
929
930 *red = ACCESS_FBINFO(palette[regno].red);
931 *green = ACCESS_FBINFO(palette[regno].green);
932 *blue = ACCESS_FBINFO(palette[regno].blue);
933 *transp = ACCESS_FBINFO(palette[regno].transp);
934 return 0;
935 #undef minfo
936 }
937
938 static int matroxfb_get_cmap(struct fb_cmap *cmap, int kspc, int con,
939 struct fb_info *info)
940 {
941 #define minfo ((struct matrox_fb_info*)info)
942 struct display* dsp = (con < 0) ? ACCESS_FBINFO(fbcon.disp)
943 : fb_display + con;
944
945 DBG("matroxfb_get_cmap")
946
947 if (ACCESS_FBINFO(dead)) {
948 return -ENXIO;
949 }
950
951 if (con == ACCESS_FBINFO(currcon)) /* current console? */
952 return fb_get_cmap(cmap, kspc, matrox_getcolreg, info);
953 else if (dsp->cmap.len) /* non default colormap? */
954 fb_copy_cmap(&dsp->cmap, cmap, kspc ? 0 : 2);
955 else
956 fb_copy_cmap(fb_default_cmap(matroxfb_get_cmap_len(&dsp->var)),
957 cmap, kspc ? 0 : 2);
958 return 0;
959 #undef minfo
960 }
961
962 static int matroxfb_set_cmap(struct fb_cmap *cmap, int kspc, int con,
963 struct fb_info *info)
964 {
965 unsigned int cmap_len;
966 struct display* dsp = (con < 0) ? info->disp : (fb_display + con);
967 #define minfo ((struct matrox_fb_info*)info)
968
969 DBG("matroxfb_set_cmap")
970
971 if (ACCESS_FBINFO(dead)) {
972 return -ENXIO;
973 }
974
975 cmap_len = matroxfb_get_cmap_len(&dsp->var);
976 if (dsp->cmap.len != cmap_len) {
977 int err;
978
979 err = fb_alloc_cmap(&dsp->cmap, cmap_len, 0);
980 if (err)
981 return err;
982 }
983 if (con == ACCESS_FBINFO(currcon)) { /* current console? */
984 return fb_set_cmap(cmap, kspc, matrox_setcolreg, info);
985 } else
986 fb_copy_cmap(cmap, &dsp->cmap, kspc ? 0 : 1);
987 return 0;
988 #undef minfo
989 }
990
991 static int matroxfb_switch(int con, struct fb_info *info);
992
993 static int matroxfb_get_vblank(CPMINFO struct fb_vblank *vblank)
994 {
995 unsigned int sts1;
996
997 memset(vblank, 0, sizeof(*vblank));
998 vblank->flags = FB_VBLANK_HAVE_VCOUNT | FB_VBLANK_HAVE_VSYNC |
999 FB_VBLANK_HAVE_VBLANK | FB_VBLANK_HAVE_HBLANK;
1000 sts1 = mga_inb(M_INSTS1);
1001 vblank->vcount = mga_inl(M_VCOUNT);
1002 /* BTW, on my PIII/450 with G400, reading M_INSTS1
1003 byte makes this call about 12% slower (1.70 vs. 2.05 us
1004 per ioctl()) */
1005 if (sts1 & 1)
1006 vblank->flags |= FB_VBLANK_HBLANKING;
1007 if (sts1 & 8)
1008 vblank->flags |= FB_VBLANK_VSYNCING;
1009 if (vblank->count >= ACCESS_FBINFO(currcon_display)->var.yres)
1010 vblank->flags |= FB_VBLANK_VBLANKING;
1011 vblank->hcount = 0;
1012 vblank->count = 0;
1013 return 0;
1014 }
1015
1016 static int matroxfb_ioctl(struct inode *inode, struct file *file,
1017 unsigned int cmd, unsigned long arg, int con,
1018 struct fb_info *info)
1019 {
1020 #define minfo ((struct matrox_fb_info*)info)
1021 DBG("matroxfb_ioctl")
1022
1023 if (ACCESS_FBINFO(dead)) {
1024 return -ENXIO;
1025 }
1026
1027 switch (cmd) {
1028 case FBIOGET_VBLANK:
1029 {
1030 struct fb_vblank vblank;
1031 int err;
1032
1033 err = matroxfb_get_vblank(PMINFO &vblank);
1034 if (err)
1035 return err;
1036 if (copy_to_user((struct fb_vblank*)arg, &vblank, sizeof(vblank)))
1037 return -EFAULT;
1038 return 0;
1039 }
1040 case MATROXFB_SET_OUTPUT_MODE:
1041 {
1042 struct matroxioc_output_mode mom;
1043 int val;
1044
1045 if (copy_from_user(&mom, (struct matroxioc_output_mode*)arg, sizeof(mom)))
1046 return -EFAULT;
1047 if (mom.output >= sizeof(u_int32_t))
1048 return -EINVAL;
1049 switch (mom.output) {
1050 case MATROXFB_OUTPUT_PRIMARY:
1051 if (mom.mode != MATROXFB_OUTPUT_MODE_MONITOR)
1052 return -EINVAL;
1053 /* mode did not change... */
1054 return 0;
1055 case MATROXFB_OUTPUT_SECONDARY:
1056 val = -EINVAL;
1057 down_read(&ACCESS_FBINFO(altout.lock));
1058 if (ACCESS_FBINFO(altout.output) && ACCESS_FBINFO(altout.device))
1059 val = ACCESS_FBINFO(altout.output)->setmode(ACCESS_FBINFO(altout.device), mom.mode);
1060 up_read(&ACCESS_FBINFO(altout.lock));
1061 if (val != 1)
1062 return val;
1063 if (ACCESS_FBINFO(output.ph) & MATROXFB_OUTPUT_CONN_SECONDARY)
1064 matroxfb_switch(ACCESS_FBINFO(currcon), info);
1065 if (ACCESS_FBINFO(output.sh) & MATROXFB_OUTPUT_CONN_SECONDARY) {
1066 struct matroxfb_dh_fb_info* crtc2;
1067
1068 down_read(&ACCESS_FBINFO(crtc2.lock));
1069 crtc2 = (struct matroxfb_dh_fb_info*)(ACCESS_FBINFO(crtc2.info));
1070 if (crtc2)
1071 crtc2->fbcon.switch_con(crtc2->currcon, &crtc2->fbcon);
1072 up_read(&ACCESS_FBINFO(crtc2.lock));
1073 }
1074 return 0;
1075 case MATROXFB_OUTPUT_DFP:
1076 if (!(ACCESS_FBINFO(output.all) & MATROXFB_OUTPUT_CONN_DFP))
1077 return -ENXIO;
1078 if (mom.mode!= MATROXFB_OUTPUT_MODE_MONITOR)
1079 return -EINVAL;
1080 /* mode did not change... */
1081 return 0;
1082 default:
1083 return -EINVAL;
1084 }
1085 return 0;
1086 }
1087 case MATROXFB_GET_OUTPUT_MODE:
1088 {
1089 struct matroxioc_output_mode mom;
1090 int val;
1091
1092 if (copy_from_user(&mom, (struct matroxioc_output_mode*)arg, sizeof(mom)))
1093 return -EFAULT;
1094 if (mom.output >= sizeof(u_int32_t))
1095 return -EINVAL;
1096 switch (mom.output) {
1097 case MATROXFB_OUTPUT_PRIMARY:
1098 mom.mode = MATROXFB_OUTPUT_MODE_MONITOR;
1099 break;
1100 case MATROXFB_OUTPUT_SECONDARY:
1101 val = -EINVAL;
1102 down_read(&ACCESS_FBINFO(altout.lock));
1103 if (ACCESS_FBINFO(altout.output) && ACCESS_FBINFO(altout.device))
1104 val = ACCESS_FBINFO(altout.output)->getmode(ACCESS_FBINFO(altout.device), &mom.mode);
1105 up_read(&ACCESS_FBINFO(altout.lock));
1106 if (val)
1107 return val;
1108 break;
1109 case MATROXFB_OUTPUT_DFP:
1110 if (!(ACCESS_FBINFO(output.all) & MATROXFB_OUTPUT_CONN_DFP))
1111 return -ENXIO;
1112 mom.mode = MATROXFB_OUTPUT_MODE_MONITOR;
1113 break;
1114 default:
1115 return -EINVAL;
1116 }
1117 if (copy_to_user((struct matroxioc_output_mode*)arg, &mom, sizeof(mom)))
1118 return -EFAULT;
1119 return 0;
1120 }
1121 case MATROXFB_SET_OUTPUT_CONNECTION:
1122 {
1123 u_int32_t tmp;
1124
1125 if (copy_from_user(&tmp, (u_int32_t*)arg, sizeof(tmp)))
1126 return -EFAULT;
1127 if (tmp & ~ACCESS_FBINFO(output.all))
1128 return -EINVAL;
1129 if (tmp & ACCESS_FBINFO(output.sh))
1130 return -EINVAL;
1131 if (tmp & MATROXFB_OUTPUT_CONN_DFP) {
1132 if (tmp & MATROXFB_OUTPUT_CONN_SECONDARY)
1133 return -EINVAL;
1134 if (ACCESS_FBINFO(output.sh))
1135 return -EINVAL;
1136 }
1137 if (tmp == ACCESS_FBINFO(output.ph))
1138 return 0;
1139 ACCESS_FBINFO(output.ph) = tmp;
1140 matroxfb_switch(ACCESS_FBINFO(currcon), info);
1141 return 0;
1142 }
1143 case MATROXFB_GET_OUTPUT_CONNECTION:
1144 {
1145 if (put_user(ACCESS_FBINFO(output.ph), (u_int32_t*)arg))
1146 return -EFAULT;
1147 return 0;
1148 }
1149 case MATROXFB_GET_AVAILABLE_OUTPUTS:
1150 {
1151 u_int32_t tmp;
1152
1153 tmp = ACCESS_FBINFO(output.all) & ~ACCESS_FBINFO(output.sh);
1154 if (ACCESS_FBINFO(output.ph) & MATROXFB_OUTPUT_CONN_DFP)
1155 tmp &= ~MATROXFB_OUTPUT_CONN_SECONDARY;
1156 if (ACCESS_FBINFO(output.ph) & MATROXFB_OUTPUT_CONN_SECONDARY)
1157 tmp &= ~MATROXFB_OUTPUT_CONN_DFP;
1158 if (put_user(tmp, (u_int32_t*)arg))
1159 return -EFAULT;
1160 return 0;
1161 }
1162 case MATROXFB_GET_ALL_OUTPUTS:
1163 {
1164 if (put_user(ACCESS_FBINFO(output.all), (u_int32_t*)arg))
1165 return -EFAULT;
1166 return 0;
1167 }
1168 }
1169 return -EINVAL;
1170 #undef minfo
1171 }
1172
1173 static struct fb_ops matroxfb_ops = {
1174 owner: THIS_MODULE,
1175 fb_open: matroxfb_open,
1176 fb_release: matroxfb_release,
1177 fb_get_fix: matroxfb_get_fix,
1178 fb_get_var: matroxfb_get_var,
1179 fb_set_var: matroxfb_set_var,
1180 fb_get_cmap: matroxfb_get_cmap,
1181 fb_set_cmap: matroxfb_set_cmap,
1182 fb_pan_display: matroxfb_pan_display,
1183 fb_ioctl: matroxfb_ioctl,
1184 };
1185
1186 static int matroxfb_switch(int con, struct fb_info *info)
1187 {
1188 #define minfo ((struct matrox_fb_info*)info)
1189 struct fb_cmap* cmap;
1190 struct display *p;
1191
1192 DBG("matroxfb_switch");
1193
1194 if (ACCESS_FBINFO(currcon) >= 0) {
1195 /* Do we have to save the colormap? */
1196 cmap = &(ACCESS_FBINFO(currcon_display)->cmap);
1197 dprintk(KERN_DEBUG "switch1: con = %d, cmap.len = %d\n", ACCESS_FBINFO(currcon), cmap->len);
1198
1199 if (cmap->len) {
1200 dprintk(KERN_DEBUG "switch1a: %p %p %p %p\n", cmap->red, cmap->green, cmap->blue, cmap->transp);
1201 fb_get_cmap(cmap, 1, matrox_getcolreg, info);
1202 #ifdef DEBUG
1203 if (cmap->red) {
1204 dprintk(KERN_DEBUG "switch1r: %X\n", cmap->red[0]);
1205 }
1206 #endif
1207 }
1208 }
1209 ACCESS_FBINFO(currcon) = con;
1210 if (con < 0)
1211 p = ACCESS_FBINFO(fbcon.disp);
1212 else
1213 p = fb_display + con;
1214 ACCESS_FBINFO(currcon_display) = p;
1215 p->var.activate = FB_ACTIVATE_NOW;
1216 #ifdef DEBUG
1217 cmap = &p->cmap;
1218 dprintk(KERN_DEBUG "switch2: con = %d, cmap.len = %d\n", con, cmap->len);
1219 dprintk(KERN_DEBUG "switch2a: %p %p %p %p\n", cmap->red, cmap->green, cmap->blue, cmap->transp);
1220 if (p->cmap.red) {
1221 dprintk(KERN_DEBUG "switch2r: %X\n", cmap->red[0]);
1222 }
1223 #endif
1224 matroxfb_set_var(&p->var, con, info);
1225 #ifdef DEBUG
1226 dprintk(KERN_DEBUG "switch3: con = %d, cmap.len = %d\n", con, cmap->len);
1227 dprintk(KERN_DEBUG "switch3a: %p %p %p %p\n", cmap->red, cmap->green, cmap->blue, cmap->transp);
1228 if (p->cmap.red) {
1229 dprintk(KERN_DEBUG "switch3r: %X\n", cmap->red[0]);
1230 }
1231 #endif
1232 return 0;
1233 #undef minfo
1234 }
1235
1236 /* 0 unblank, 1 blank, 2 no vsync, 3 no hsync, 4 off */
1237
1238 static void matroxfb_blank(int blank, struct fb_info *info)
1239 {
1240 #define minfo ((struct matrox_fb_info*)info)
1241 int seq;
1242 int crtc;
1243 CRITFLAGS
1244
1245 DBG("matroxfb_blank")
1246
1247 if (ACCESS_FBINFO(dead))
1248 return;
1249
1250 switch (blank) {
1251 case 1: seq = 0x20; crtc = 0x00; break; /* works ??? */
1252 case 2: seq = 0x20; crtc = 0x10; break;
1253 case 3: seq = 0x20; crtc = 0x20; break;
1254 case 4: seq = 0x20; crtc = 0x30; break;
1255 default: seq = 0x00; crtc = 0x00; break;
1256 }
1257
1258 CRITBEGIN
1259
1260 mga_outb(M_SEQ_INDEX, 1);
1261 mga_outb(M_SEQ_DATA, (mga_inb(M_SEQ_DATA) & ~0x20) | seq);
1262 mga_outb(M_EXTVGA_INDEX, 1);
1263 mga_outb(M_EXTVGA_DATA, (mga_inb(M_EXTVGA_DATA) & ~0x30) | crtc);
1264
1265 CRITEND
1266
1267 #undef minfo
1268 }
1269
1270 #define RSDepth(X) (((X) >> 8) & 0x0F)
1271 #define RS8bpp 0x1
1272 #define RS15bpp 0x2
1273 #define RS16bpp 0x3
1274 #define RS32bpp 0x4
1275 #define RS4bpp 0x5
1276 #define RS24bpp 0x6
1277 #define RSText 0x7
1278 #define RSText8 0x8
1279 /* 9-F */
1280 static struct { struct fb_bitfield red, green, blue, transp; int bits_per_pixel; } colors[] = {
1281 { { 0, 8, 0}, { 0, 8, 0}, { 0, 8, 0}, { 0, 0, 0}, 8 },
1282 { { 10, 5, 0}, { 5, 5, 0}, { 0, 5, 0}, { 15, 1, 0}, 16 },
1283 { { 11, 5, 0}, { 5, 6, 0}, { 0, 5, 0}, { 0, 0, 0}, 16 },
1284 { { 16, 8, 0}, { 8, 8, 0}, { 0, 8, 0}, { 24, 8, 0}, 32 },
1285 { { 0, 8, 0}, { 0, 8, 0}, { 0, 8, 0}, { 0, 0, 0}, 4 },
1286 { { 16, 8, 0}, { 8, 8, 0}, { 0, 8, 0}, { 0, 0, 0}, 24 },
1287 { { 0, 6, 0}, { 0, 6, 0}, { 0, 6, 0}, { 0, 0, 0}, 0 }, /* textmode with (default) VGA8x16 */
1288 { { 0, 6, 0}, { 0, 6, 0}, { 0, 6, 0}, { 0, 0, 0}, 0 }, /* textmode hardwired to VGA8x8 */
1289 };
1290
1291 /* initialized by setup, see explanation at end of file (search for MODULE_PARM_DESC) */
1292 static unsigned int mem; /* "matrox:mem:xxxxxM" */
1293 static int option_precise_width = 1; /* cannot be changed, option_precise_width==0 must imply noaccel */
1294 static int inv24; /* "matrox:inv24" */
1295 static int cross4MB = -1; /* "matrox:cross4MB" */
1296 static int disabled; /* "matrox:disabled" */
1297 static int noaccel; /* "matrox:noaccel" */
1298 static int nopan; /* "matrox:nopan" */
1299 static int no_pci_retry; /* "matrox:nopciretry" */
1300 static int novga; /* "matrox:novga" */
1301 static int nobios; /* "matrox:nobios" */
1302 static int noinit = 1; /* "matrox:init" */
1303 static int inverse; /* "matrox:inverse" */
1304 static int hwcursor = 1; /* "matrox:nohwcursor" */
1305 static int blink = 1; /* "matrox:noblink" */
1306 static int sgram; /* "matrox:sgram" */
1307 #ifdef CONFIG_MTRR
1308 static int mtrr = 1; /* "matrox:nomtrr" */
1309 #endif
1310 static int grayscale; /* "matrox:grayscale" */
1311 static unsigned int fastfont; /* "matrox:fastfont:xxxxx" */
1312 static int dev = -1; /* "matrox:dev:xxxxx" */
1313 static unsigned int vesa = ~0; /* "matrox:vesa:xxxxx" */
1314 static int depth = -1; /* "matrox:depth:xxxxx" */
1315 static unsigned int xres; /* "matrox:xres:xxxxx" */
1316 static unsigned int yres; /* "matrox:yres:xxxxx" */
1317 static unsigned int upper = ~0; /* "matrox:upper:xxxxx" */
1318 static unsigned int lower = ~0; /* "matrox:lower:xxxxx" */
1319 static unsigned int vslen; /* "matrox:vslen:xxxxx" */
1320 static unsigned int left = ~0; /* "matrox:left:xxxxx" */
1321 static unsigned int right = ~0; /* "matrox:right:xxxxx" */
1322 static unsigned int hslen; /* "matrox:hslen:xxxxx" */
1323 static unsigned int pixclock; /* "matrox:pixclock:xxxxx" */
1324 static int sync = -1; /* "matrox:sync:xxxxx" */
1325 static unsigned int fv; /* "matrox:fv:xxxxx" */
1326 static unsigned int fh; /* "matrox:fh:xxxxxk" */
1327 static unsigned int maxclk; /* "matrox:maxclk:xxxxM" */
1328 static int dfp; /* "matrox:dfp */
1329 static int memtype = -1; /* "matrox:memtype:xxx" */
1330 static char fontname[64]; /* "matrox:font:xxxxx" */
1331
1332 #ifndef MODULE
1333 static char videomode[64]; /* "matrox:mode:xxxxx" or "matrox:xxxxx" */
1334 #endif
1335
1336 static int matroxfb_getmemory(WPMINFO unsigned int maxSize, unsigned int *realSize){
1337 vaddr_t vm;
1338 unsigned int offs;
1339 unsigned int offs2;
1340 unsigned char store;
1341 unsigned char bytes[32];
1342 unsigned char* tmp;
1343
1344 DBG("matroxfb_getmemory")
1345
1346 vm = ACCESS_FBINFO(video.vbase);
1347 maxSize &= ~0x1FFFFF; /* must be X*2MB (really it must be 2 or X*4MB) */
1348 /* at least 2MB */
1349 if (maxSize < 0x0200000) return 0;
1350 if (maxSize > 0x2000000) maxSize = 0x2000000;
1351
1352 mga_outb(M_EXTVGA_INDEX, 0x03);
1353 mga_outb(M_EXTVGA_DATA, mga_inb(M_EXTVGA_DATA) | 0x80);
1354
1355 store = mga_readb(vm, 0x1234);
1356 tmp = bytes;
1357 for (offs = 0x100000; offs < maxSize; offs += 0x200000)
1358 *tmp++ = mga_readb(vm, offs);
1359 for (offs = 0x100000; offs < maxSize; offs += 0x200000)
1360 mga_writeb(vm, offs, 0x02);
1361 if (ACCESS_FBINFO(features.accel.has_cacheflush))
1362 mga_outb(M_CACHEFLUSH, 0x00);
1363 else
1364 mga_writeb(vm, 0x1234, 0x99);
1365 for (offs = 0x100000; offs < maxSize; offs += 0x200000) {
1366 if (mga_readb(vm, offs) != 0x02)
1367 break;
1368 mga_writeb(vm, offs, mga_readb(vm, offs) - 0x02);
1369 if (mga_readb(vm, offs))
1370 break;
1371 }
1372 tmp = bytes;
1373 for (offs2 = 0x100000; offs2 < maxSize; offs2 += 0x200000)
1374 mga_writeb(vm, offs2, *tmp++);
1375 mga_writeb(vm, 0x1234, store);
1376
1377 mga_outb(M_EXTVGA_INDEX, 0x03);
1378 mga_outb(M_EXTVGA_DATA, mga_inb(M_EXTVGA_DATA) & ~0x80);
1379
1380 *realSize = offs - 0x100000;
1381 #ifdef CONFIG_FB_MATROX_MILLENIUM
1382 ACCESS_FBINFO(interleave) = !(!isMillenium(MINFO) || ((offs - 0x100000) & 0x3FFFFF));
1383 #endif
1384 return 1;
1385 }
1386
1387 struct video_board {
1388 int maxvram;
1389 int maxdisplayable;
1390 int accelID;
1391 struct matrox_switch* lowlevel;
1392 };
1393 #ifdef CONFIG_FB_MATROX_MILLENIUM
1394 static struct video_board vbMillennium = {0x0800000, 0x0800000, FB_ACCEL_MATROX_MGA2064W, &matrox_millennium};
1395 static struct video_board vbMillennium2 = {0x1000000, 0x0800000, FB_ACCEL_MATROX_MGA2164W, &matrox_millennium};
1396 static struct video_board vbMillennium2A = {0x1000000, 0x0800000, FB_ACCEL_MATROX_MGA2164W_AGP, &matrox_millennium};
1397 #endif /* CONFIG_FB_MATROX_MILLENIUM */
1398 #ifdef CONFIG_FB_MATROX_MYSTIQUE
1399 static struct video_board vbMystique = {0x0800000, 0x0800000, FB_ACCEL_MATROX_MGA1064SG, &matrox_mystique};
1400 #endif /* CONFIG_FB_MATROX_MYSTIQUE */
1401 #ifdef CONFIG_FB_MATROX_G100
1402 static struct video_board vbG100 = {0x0800000, 0x0800000, FB_ACCEL_MATROX_MGAG100, &matrox_G100};
1403 static struct video_board vbG200 = {0x1000000, 0x1000000, FB_ACCEL_MATROX_MGAG200, &matrox_G100};
1404 #ifdef CONFIG_FB_MATROX_32MB
1405 /* from doc it looks like that accelerator can draw only to low 16MB :-( Direct accesses & displaying are OK for
1406 whole 32MB */
1407 static struct video_board vbG400 = {0x2000000, 0x1000000, FB_ACCEL_MATROX_MGAG400, &matrox_G100};
1408 #else
1409 static struct video_board vbG400 = {0x2000000, 0x1000000, FB_ACCEL_MATROX_MGAG400, &matrox_G100};
1410 #endif
1411 #endif
1412
1413 #define DEVF_VIDEO64BIT 0x0001
1414 #define DEVF_SWAPS 0x0002
1415 #define DEVF_SRCORG 0x0004
1416 /* #define DEVF_recycled 0x0008 */
1417 #define DEVF_CROSS4MB 0x0010
1418 #define DEVF_TEXT4B 0x0020
1419 #define DEVF_DDC_8_2 0x0040
1420 /* #define DEVF_recycled 0x0080 */
1421 #define DEVF_SUPPORT32MB 0x0100
1422 #define DEVF_ANY_VXRES 0x0200
1423 #define DEVF_TEXT16B 0x0400
1424 #define DEVF_CRTC2 0x0800
1425 #define DEVF_MAVEN_CAPABLE 0x1000
1426 #define DEVF_PANELLINK_CAPABLE 0x2000
1427 #define DEVF_G450DAC 0x4000
1428
1429 #define DEVF_GCORE (DEVF_VIDEO64BIT | DEVF_SWAPS | DEVF_CROSS4MB | DEVF_DDC_8_2)
1430 #define DEVF_G2CORE (DEVF_GCORE | DEVF_ANY_VXRES | DEVF_MAVEN_CAPABLE | DEVF_PANELLINK_CAPABLE | DEVF_SRCORG)
1431 #define DEVF_G100 (DEVF_GCORE) /* no doc, no vxres... */
1432 #define DEVF_G200 (DEVF_G2CORE)
1433 #define DEVF_G400 (DEVF_G2CORE | DEVF_SUPPORT32MB | DEVF_TEXT16B | DEVF_CRTC2)
1434 /* if you'll find how to drive DFP... */
1435 #define DEVF_G450 (DEVF_GCORE | DEVF_ANY_VXRES | DEVF_SUPPORT32MB | DEVF_TEXT16B | DEVF_CRTC2 | DEVF_G450DAC | DEVF_SRCORG)
1436
1437 static struct board {
1438 unsigned short vendor, device, rev, svid, sid;
1439 unsigned int flags;
1440 unsigned int maxclk;
1441 struct video_board* base;
1442 const char* name;
1443 } dev_list[] = {
1444 #ifdef CONFIG_FB_MATROX_MILLENIUM
1445 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL, 0xFF,
1446 0, 0,
1447 DEVF_TEXT4B,
1448 230000,
1449 &vbMillennium,
1450 "Millennium (PCI)"},
1451 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2, 0xFF,
1452 0, 0,
1453 DEVF_SWAPS,
1454 220000,
1455 &vbMillennium2,
1456 "Millennium II (PCI)"},
1457 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2_AGP, 0xFF,
1458 0, 0,
1459 DEVF_SWAPS,
1460 250000,
1461 &vbMillennium2A,
1462 "Millennium II (AGP)"},
1463 #endif
1464 #ifdef CONFIG_FB_MATROX_MYSTIQUE
1465 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS, 0x02,
1466 0, 0,
1467 DEVF_VIDEO64BIT | DEVF_CROSS4MB,
1468 180000,
1469 &vbMystique,
1470 "Mystique (PCI)"},
1471 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS, 0xFF,
1472 0, 0,
1473 DEVF_VIDEO64BIT | DEVF_SWAPS | DEVF_CROSS4MB,
1474 220000,
1475 &vbMystique,
1476 "Mystique 220 (PCI)"},
1477 #endif
1478 #ifdef CONFIG_FB_MATROX_G100
1479 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100, 0xFF,
1480 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MGA_G100_PCI,
1481 DEVF_G100,
1482 230000,
1483 &vbG100,
1484 "MGA-G100 (PCI)"},
1485 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100, 0xFF,
1486 0, 0,
1487 DEVF_G100,
1488 230000,
1489 &vbG100,
1490 "unknown G100 (PCI)"},
1491 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP, 0xFF,
1492 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_GENERIC,
1493 DEVF_G100,
1494 230000,
1495 &vbG100,
1496 "MGA-G100 (AGP)"},
1497 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP, 0xFF,
1498 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MGA_G100_AGP,
1499 DEVF_G100,
1500 230000,
1501 &vbG100,
1502 "MGA-G100 (AGP)"},
1503 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP, 0xFF,
1504 PCI_SS_VENDOR_ID_SIEMENS_NIXDORF, PCI_SS_ID_SIEMENS_MGA_G100_AGP,
1505 DEVF_G100,
1506 230000,
1507 &vbG100,
1508 "MGA-G100 (AGP)"},
1509 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP, 0xFF,
1510 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_PRODUCTIVA_G100_AGP,
1511 DEVF_G100,
1512 230000,
1513 &vbG100,
1514 "Productiva G100 (AGP)"},
1515 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP, 0xFF,
1516 0, 0,
1517 DEVF_G100,
1518 230000,
1519 &vbG100,
1520 "unknown G100 (AGP)"},
1521 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_PCI, 0xFF,
1522 0, 0,
1523 DEVF_G200,
1524 250000,
1525 &vbG200,
1526 "unknown G200 (PCI)"},
1527 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
1528 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_GENERIC,
1529 DEVF_G200,
1530 220000,
1531 &vbG200,
1532 "MGA-G200 (AGP)"},
1533 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
1534 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MYSTIQUE_G200_AGP,
1535 DEVF_G200,
1536 230000,
1537 &vbG200,
1538 "Mystique G200 (AGP)"},
1539 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
1540 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MILLENIUM_G200_AGP,
1541 DEVF_G200,
1542 250000,
1543 &vbG200,
1544 "Millennium G200 (AGP)"},
1545 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
1546 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MARVEL_G200_AGP,
1547 DEVF_G200,
1548 230000,
1549 &vbG200,
1550 "Marvel G200 (AGP)"},
1551 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
1552 PCI_SS_VENDOR_ID_SIEMENS_NIXDORF, PCI_SS_ID_SIEMENS_MGA_G200_AGP,
1553 DEVF_G200,
1554 230000,
1555 &vbG200,
1556 "MGA-G200 (AGP)"},
1557 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
1558 0, 0,
1559 DEVF_G200,
1560 230000,
1561 &vbG200,
1562 "G200 (AGP)"},
1563 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400_AGP, 0x80,
1564 PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MILLENNIUM_G400_MAX_AGP,
1565 DEVF_G400,
1566 360000,
1567 &vbG400,
1568 "Millennium G400 MAX (AGP)"},
1569 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400_AGP, 0x80,
1570 0, 0,
1571 DEVF_G400,
1572 300000,
1573 &vbG400,
1574 "G400 (AGP)"},
1575 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400_AGP, 0xFF,
1576 0, 0,
1577 DEVF_G450,
1578 500000, /* ??? vco goes up to 900MHz... */
1579 &vbG400,
1580 "G450 (AGP)"},
1581 #endif
1582 {0, 0, 0xFF,
1583 0, 0,
1584 0,
1585 0,
1586 NULL,
1587 NULL}};
1588
1589 #ifndef MODULE
1590 static struct fb_videomode defaultmode = {
1591 /* 640x480 @ 60Hz, 31.5 kHz */
1592 NULL, 60, 640, 480, 39721, 40, 24, 32, 11, 96, 2,
1593 0, FB_VMODE_NONINTERLACED
1594 };
1595 #endif /* !MODULE */
1596
1597 static int hotplug = 0;
1598
1599 static int initMatrox2(WPMINFO struct display* d, struct board* b){
1600 unsigned long ctrlptr_phys = 0;
1601 unsigned long video_base_phys = 0;
1602 unsigned int memsize;
1603 struct matrox_hw_state* hw = ACCESS_FBINFO(currenthw);
1604 int err;
1605
1606 DBG("initMatrox2")
1607
1608 /* set default values... */
1609 vesafb_defined.accel_flags = FB_ACCELF_TEXT;
1610
1611 ACCESS_FBINFO(hw_switch) = b->base->lowlevel;
1612 ACCESS_FBINFO(devflags.accelerator) = b->base->accelID;
1613 ACCESS_FBINFO(max_pixel_clock) = b->maxclk;
1614
1615 printk(KERN_INFO "matroxfb: Matrox %s detected\n", b->name);
1616 ACCESS_FBINFO(capable.plnwt) = 1;
1617 ACCESS_FBINFO(capable.srcorg) = b->flags & DEVF_SRCORG;
1618 ACCESS_FBINFO(devflags.video64bits) = b->flags & DEVF_VIDEO64BIT;
1619 if (b->flags & DEVF_TEXT4B) {
1620 ACCESS_FBINFO(devflags.vgastep) = 4;
1621 ACCESS_FBINFO(devflags.textmode) = 4;
1622 ACCESS_FBINFO(devflags.text_type_aux) = FB_AUX_TEXT_MGA_STEP16;
1623 } else if (b->flags & DEVF_TEXT16B) {
1624 ACCESS_FBINFO(devflags.vgastep) = 16;
1625 ACCESS_FBINFO(devflags.textmode) = 1;
1626 ACCESS_FBINFO(devflags.text_type_aux) = FB_AUX_TEXT_MGA_STEP16;
1627 } else {
1628 ACCESS_FBINFO(devflags.vgastep) = 8;
1629 ACCESS_FBINFO(devflags.textmode) = 1;
1630 ACCESS_FBINFO(devflags.text_type_aux) = FB_AUX_TEXT_MGA_STEP8;
1631 }
1632 #ifdef CONFIG_FB_MATROX_32MB
1633 ACCESS_FBINFO(devflags.support32MB) = b->flags & DEVF_SUPPORT32MB;
1634 #endif
1635 ACCESS_FBINFO(devflags.precise_width) = !(b->flags & DEVF_ANY_VXRES);
1636 ACCESS_FBINFO(devflags.crtc2) = b->flags & DEVF_CRTC2;
1637 ACCESS_FBINFO(devflags.maven_capable) = b->flags & DEVF_MAVEN_CAPABLE;
1638 if (b->flags & DEVF_PANELLINK_CAPABLE) {
1639 ACCESS_FBINFO(output.all) |= MATROXFB_OUTPUT_CONN_DFP;
1640 if (dfp)
1641 ACCESS_FBINFO(output.ph) |= MATROXFB_OUTPUT_CONN_DFP;
1642 }
1643 ACCESS_FBINFO(devflags.g450dac) = b->flags & DEVF_G450DAC;
1644 ACCESS_FBINFO(devflags.textstep) = ACCESS_FBINFO(devflags.vgastep) * ACCESS_FBINFO(devflags.textmode);
1645 ACCESS_FBINFO(devflags.textvram) = 65536 / ACCESS_FBINFO(devflags.textmode);
1646
1647 if (ACCESS_FBINFO(capable.cross4MB) < 0)
1648 ACCESS_FBINFO(capable.cross4MB) = b->flags & DEVF_CROSS4MB;
1649 if (b->flags & DEVF_SWAPS) {
1650 ctrlptr_phys = pci_resource_start(ACCESS_FBINFO(pcidev), 1);
1651 video_base_phys = pci_resource_start(ACCESS_FBINFO(pcidev), 0);
1652 } else {
1653 ctrlptr_phys = pci_resource_start(ACCESS_FBINFO(pcidev), 0);
1654 video_base_phys = pci_resource_start(ACCESS_FBINFO(pcidev), 1);
1655 }
1656 err = -EINVAL;
1657 if (!ctrlptr_phys) {
1658 printk(KERN_ERR "matroxfb: control registers are not available, matroxfb disabled\n");
1659 goto fail;
1660 }
1661 if (!video_base_phys) {
1662 printk(KERN_ERR "matroxfb: video RAM is not available in PCI address space, matroxfb disabled\n");
1663 goto fail;
1664 }
1665 memsize = b->base->maxvram;
1666 if (!request_mem_region(ctrlptr_phys, 16384, "matroxfb MMIO")) {
1667 goto fail;
1668 }
1669 if (!request_mem_region(video_base_phys, memsize, "matroxfb FB")) {
1670 goto failCtrlMR;
1671 }
1672 ACCESS_FBINFO(video.len_maximum) = memsize;
1673 /* convert mem (autodetect k, M) */
1674 if (mem < 1024) mem *= 1024;
1675 if (mem < 0x00100000) mem *= 1024;
1676
1677 if (mem && (mem < memsize))
1678 memsize = mem;
1679 err = -ENOMEM;
1680 if (mga_ioremap(ctrlptr_phys, 16384, MGA_IOREMAP_MMIO, &ACCESS_FBINFO(mmio.vbase))) {
1681 printk(KERN_ERR "matroxfb: cannot ioremap(%lX, 16384), matroxfb disabled\n", ctrlptr_phys);
1682 goto failVideoMR;
1683 }
1684 ACCESS_FBINFO(mmio.base) = ctrlptr_phys;
1685 ACCESS_FBINFO(mmio.len) = 16384;
1686 ACCESS_FBINFO(video.base) = video_base_phys;
1687 if (mga_ioremap(video_base_phys, memsize, MGA_IOREMAP_FB, &ACCESS_FBINFO(video.vbase))) {
1688 printk(KERN_ERR "matroxfb: cannot ioremap(%lX, %d), matroxfb disabled\n",
1689 video_base_phys, memsize);
1690 goto failCtrlIO;
1691 }
1692 {
1693 u_int32_t cmd;
1694 u_int32_t mga_option;
1695
1696 pci_read_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, &mga_option);
1697 pci_read_config_dword(ACCESS_FBINFO(pcidev), PCI_COMMAND, &cmd);
1698 mga_option &= 0x7FFFFFFF; /* clear BIG_ENDIAN */
1699 mga_option |= MX_OPTION_BSWAP;
1700 /* disable palette snooping */
1701 cmd &= ~PCI_COMMAND_VGA_PALETTE;
1702 if (pci_find_device(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82437, NULL)) {
1703 if (!(mga_option & 0x20000000) && !ACCESS_FBINFO(devflags.nopciretry)) {
1704 printk(KERN_WARNING "matroxfb: Disabling PCI retries due to i82437 present\n");
1705 }
1706 mga_option |= 0x20000000;
1707 ACCESS_FBINFO(devflags.nopciretry) = 1;
1708 }
1709 pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_COMMAND, cmd);
1710 pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, mga_option);
1711 hw->MXoptionReg = mga_option;
1712
1713 /* select non-DMA memory for PCI_MGA_DATA, otherwise dump of PCI cfg space can lock PCI bus */
1714 /* maybe preinit() candidate, but it is same... for all devices... at this time... */
1715 pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_MGA_INDEX, 0x00003C00);
1716 }
1717
1718 err = -ENXIO;
1719 if (ACCESS_FBINFO(hw_switch)->preinit(PMINFO hw)) {
1720 goto failVideoIO;
1721 }
1722
1723 err = -ENOMEM;
1724 if (!matroxfb_getmemory(PMINFO memsize, &ACCESS_FBINFO(video.len)) || !ACCESS_FBINFO(video.len)) {
1725 printk(KERN_ERR "matroxfb: cannot determine memory size\n");
1726 goto failVideoIO;
1727 }
1728 ACCESS_FBINFO(devflags.ydstorg) = 0;
1729
1730 ACCESS_FBINFO(currcon) = -1;
1731 ACCESS_FBINFO(currcon_display) = d;
1732 mga_iounmap(ACCESS_FBINFO(video.vbase));
1733 ACCESS_FBINFO(video.base) = video_base_phys;
1734 if (mga_ioremap(video_base_phys, ACCESS_FBINFO(video.len), MGA_IOREMAP_FB, &ACCESS_FBINFO(video.vbase))) {
1735 printk(KERN_ERR "matroxfb: cannot ioremap(%lX, %d), matroxfb disabled\n",
1736 video_base_phys, ACCESS_FBINFO(video.len));
1737 goto failCtrlIO;
1738 }
1739 ACCESS_FBINFO(video.len_usable) = ACCESS_FBINFO(video.len);
1740 if (ACCESS_FBINFO(video.len_usable) > b->base->maxdisplayable)
1741 ACCESS_FBINFO(video.len_usable) = b->base->maxdisplayable;
1742 #ifdef CONFIG_MTRR
1743 if (mtrr) {
1744 ACCESS_FBINFO(mtrr.vram) = mtrr_add(video_base_phys, ACCESS_FBINFO(video.len), MTRR_TYPE_WRCOMB, 1);
1745 ACCESS_FBINFO(mtrr.vram_valid) = 1;
1746 printk(KERN_INFO "matroxfb: MTRR's turned on\n");
1747 }
1748 #endif /* CONFIG_MTRR */
1749
1750 if (!ACCESS_FBINFO(devflags.novga))
1751 request_region(0x3C0, 32, "matrox");
1752 ACCESS_FBINFO(hw_switch->reset(PMINFO hw));
1753
1754 ACCESS_FBINFO(fbcon.monspecs.hfmin) = 0;
1755 ACCESS_FBINFO(fbcon.monspecs.hfmax) = fh;
1756 ACCESS_FBINFO(fbcon.monspecs.vfmin) = 0;
1757 ACCESS_FBINFO(fbcon.monspecs.vfmax) = fv;
1758 ACCESS_FBINFO(fbcon.monspecs.dpms) = 0; /* TBD */
1759
1760 /* static settings */
1761 if ((depth == RSText8) && (!*ACCESS_FBINFO(fbcon.fontname))) {
1762 strcpy(ACCESS_FBINFO(fbcon.fontname), "VGA8x8");
1763 }
1764 vesafb_defined.red = colors[depth-1].red;
1765 vesafb_defined.green = colors[depth-1].green;
1766 vesafb_defined.blue = colors[depth-1].blue;
1767 vesafb_defined.bits_per_pixel = colors[depth-1].bits_per_pixel;
1768 vesafb_defined.grayscale = grayscale;
1769 vesafb_defined.vmode = 0;
1770 if (noaccel)
1771 vesafb_defined.accel_flags &= ~FB_ACCELF_TEXT;
1772
1773 strcpy(ACCESS_FBINFO(fbcon.modename), "MATROX VGA");
1774 ACCESS_FBINFO(fbcon.changevar) = NULL;
1775 ACCESS_FBINFO(fbcon.node) = -1;
1776 ACCESS_FBINFO(fbcon.fbops) = &matroxfb_ops;
1777 ACCESS_FBINFO(fbcon.disp) = d;
1778 ACCESS_FBINFO(fbcon.switch_con) = &matroxfb_switch;
1779 ACCESS_FBINFO(fbcon.updatevar) = &matroxfb_updatevar;
1780 ACCESS_FBINFO(fbcon.blank) = &matroxfb_blank;
1781 /* after __init time we are like module... no logo */
1782 ACCESS_FBINFO(fbcon.flags) = hotplug ? FBINFO_FLAG_MODULE : FBINFO_FLAG_DEFAULT;
1783 ACCESS_FBINFO(video.len_usable) &= PAGE_MASK;
1784
1785 #ifndef MODULE
1786 /* mode database is marked __init!!! */
1787 if (!hotplug) {
1788 fb_find_mode(&vesafb_defined, &ACCESS_FBINFO(fbcon), videomode[0]?videomode:NULL,
1789 NULL, 0, &defaultmode, vesafb_defined.bits_per_pixel);
1790 }
1791 #endif /* !MODULE */
1792
1793 /* mode modifiers */
1794 if (hslen)
1795 vesafb_defined.hsync_len = hslen;
1796 if (vslen)
1797 vesafb_defined.vsync_len = vslen;
1798 if (left != ~0)
1799 vesafb_defined.left_margin = left;
1800 if (right != ~0)
1801 vesafb_defined.right_margin = right;
1802 if (upper != ~0)
1803 vesafb_defined.upper_margin = upper;
1804 if (lower != ~0)
1805 vesafb_defined.lower_margin = lower;
1806 if (xres)
1807 vesafb_defined.xres = xres;
1808 if (yres)
1809 vesafb_defined.yres = yres;
1810 if (sync != -1)
1811 vesafb_defined.sync = sync;
1812 else if (vesafb_defined.sync == ~0) {
1813 vesafb_defined.sync = 0;
1814 if (yres < 400)
1815 vesafb_defined.sync |= FB_SYNC_HOR_HIGH_ACT;
1816 else if (yres < 480)
1817 vesafb_defined.sync |= FB_SYNC_VERT_HIGH_ACT;
1818 }
1819
1820 /* fv, fh, maxclk limits was specified */
1821 {
1822 unsigned int tmp;
1823
1824 if (fv) {
1825 tmp = fv * (vesafb_defined.upper_margin + vesafb_defined.yres
1826 + vesafb_defined.lower_margin + vesafb_defined.vsync_len);
1827 if ((tmp < fh) || (fh == 0)) fh = tmp;
1828 }
1829 if (fh) {
1830 tmp = fh * (vesafb_defined.left_margin + vesafb_defined.xres
1831 + vesafb_defined.right_margin + vesafb_defined.hsync_len);
1832 if ((tmp < maxclk) || (maxclk == 0)) maxclk = tmp;
1833 }
1834 maxclk = (maxclk + 499) / 500;
1835 if (maxclk) {
1836 tmp = (2000000000 + maxclk) / maxclk;
1837 if (tmp > pixclock) pixclock = tmp;
1838 }
1839 }
1840 if (pixclock) {
1841 if (pixclock < 2000) /* > 500MHz */
1842 pixclock = 4000; /* 250MHz */
1843 if (pixclock > 1000000)
1844 pixclock = 1000000; /* 1MHz */
1845 vesafb_defined.pixclock = pixclock;
1846 }
1847
1848 /* FIXME: Where to move this?! */
1849 #if defined(CONFIG_ALL_PPC)
1850 #if defined(CONFIG_FB_COMPAT_XPMAC)
1851 strcpy(ACCESS_FBINFO(matrox_name), "MTRX,"); /* OpenFirmware naming convension */
1852 strncat(ACCESS_FBINFO(matrox_name), b->name, 26);
1853 if (!console_fb_info)
1854 console_fb_info = &ACCESS_FBINFO(fbcon);
1855 #endif
1856 #ifndef MODULE
1857 if (_machine == _MACH_Pmac) {
1858 struct fb_var_screeninfo var;
1859 if (default_vmode <= 0 || default_vmode > VMODE_MAX)
1860 default_vmode = VMODE_640_480_60;
1861 #ifdef CONFIG_NVRAM
1862 if (default_cmode == CMODE_NVRAM)
1863 default_cmode = nvram_read_byte(NV_CMODE);
1864 #endif
1865 if (default_cmode < CMODE_8 || default_cmode > CMODE_32)
1866 default_cmode = CMODE_8;
1867 if (!mac_vmode_to_var(default_vmode, default_cmode, &var)) {
1868 var.accel_flags = vesafb_defined.accel_flags;
1869 var.xoffset = var.yoffset = 0;
1870 /* Note: mac_vmode_to_var() does not set all parameters */
1871 vesafb_defined = var;
1872 }
1873 }
1874 #endif /* !MODULE */
1875 #endif /* CONFIG_ALL_PPC */
1876 vesafb_defined.xres_virtual = vesafb_defined.xres;
1877 if (nopan) {
1878 vesafb_defined.yres_virtual = vesafb_defined.yres;
1879 } else {
1880 vesafb_defined.yres_virtual = 65536; /* large enough to be INF, but small enough
1881 to yres_virtual * xres_virtual < 2^32 */
1882 }
1883 err = -EINVAL;
1884 if (matroxfb_set_var(&vesafb_defined, -2, &ACCESS_FBINFO(fbcon))) {
1885 printk(KERN_ERR "matroxfb: cannot set required parameters\n");
1886 goto failVideoIO;
1887 }
1888
1889 printk(KERN_INFO "matroxfb: %dx%dx%dbpp (virtual: %dx%d)\n",
1890 vesafb_defined.xres, vesafb_defined.yres, vesafb_defined.bits_per_pixel,
1891 vesafb_defined.xres_virtual, vesafb_defined.yres_virtual);
1892 printk(KERN_INFO "matroxfb: framebuffer at 0x%lX, mapped to 0x%p, size %d\n",
1893 ACCESS_FBINFO(video.base), vaddr_va(ACCESS_FBINFO(video.vbase)), ACCESS_FBINFO(video.len));
1894
1895 /* We do not have to set currcon to 0... register_framebuffer do it for us on first console
1896 * and we do not want currcon == 0 for subsequent framebuffers */
1897
1898 if (register_framebuffer(&ACCESS_FBINFO(fbcon)) < 0) {
1899 goto failVideoIO;
1900 }
1901 printk("fb%d: %s frame buffer device\n",
1902 GET_FB_IDX(ACCESS_FBINFO(fbcon.node)), ACCESS_FBINFO(fbcon.modename));
1903 if (ACCESS_FBINFO(currcon) < 0) {
1904 /* there is no console on this fb... but we have to initialize hardware
1905 * until someone tells me what is proper thing to do */
1906 printk(KERN_INFO "fb%d: initializing hardware\n",
1907 GET_FB_IDX(ACCESS_FBINFO(fbcon.node)));
1908 matroxfb_set_var(&vesafb_defined, -1, &ACCESS_FBINFO(fbcon));
1909 }
1910 return 0;
1911 failVideoIO:;
1912 mga_iounmap(ACCESS_FBINFO(video.vbase));
1913 failCtrlIO:;
1914 mga_iounmap(ACCESS_FBINFO(mmio.vbase));
1915 failVideoMR:;
1916 release_mem_region(video_base_phys, ACCESS_FBINFO(video.len_maximum));
1917 failCtrlMR:;
1918 release_mem_region(ctrlptr_phys, 16384);
1919 fail:;
1920 return err;
1921 }
1922
1923 LIST_HEAD(matroxfb_list);
1924 LIST_HEAD(matroxfb_driver_list);
1925
1926 #define matroxfb_l(x) list_entry(x, struct matrox_fb_info, next_fb)
1927 #define matroxfb_driver_l(x) list_entry(x, struct matroxfb_driver, node)
1928 int matroxfb_register_driver(struct matroxfb_driver* drv) {
1929 struct matrox_fb_info* minfo;
1930
1931 list_add(&drv->node, &matroxfb_driver_list);
1932 for (minfo = matroxfb_l(matroxfb_list.next);
1933 minfo != matroxfb_l(&matroxfb_list);
1934 minfo = matroxfb_l(minfo->next_fb.next)) {
1935 void* p;
1936
1937 if (minfo->drivers_count == MATROXFB_MAX_FB_DRIVERS)
1938 continue;
1939 p = drv->probe(minfo);
1940 if (p) {
1941 minfo->drivers_data[minfo->drivers_count] = p;
1942 minfo->drivers[minfo->drivers_count++] = drv;
1943 }
1944 }
1945 return 0;
1946 }
1947
1948 void matroxfb_unregister_driver(struct matroxfb_driver* drv) {
1949 struct matrox_fb_info* minfo;
1950
1951 list_del(&drv->node);
1952 for (minfo = matroxfb_l(matroxfb_list.next);
1953 minfo != matroxfb_l(&matroxfb_list);
1954 minfo = matroxfb_l(minfo->next_fb.next)) {
1955 int i;
1956
1957 for (i = 0; i < minfo->drivers_count; ) {
1958 if (minfo->drivers[i] == drv) {
1959 if (drv && drv->remove)
1960 drv->remove(minfo, minfo->drivers_data[i]);
1961 minfo->drivers[i] = minfo->drivers[--minfo->drivers_count];
1962 minfo->drivers_data[i] = minfo->drivers_data[minfo->drivers_count];
1963 } else
1964 i++;
1965 }
1966 }
1967 }
1968
1969 static void matroxfb_register_device(struct matrox_fb_info* minfo) {
1970 struct matroxfb_driver* drv;
1971 int i = 0;
1972 list_add(&ACCESS_FBINFO(next_fb), &matroxfb_list);
1973 for (drv = matroxfb_driver_l(matroxfb_driver_list.next);
1974 drv != matroxfb_driver_l(&matroxfb_driver_list);
1975 drv = matroxfb_driver_l(drv->node.next)) {
1976 if (drv && drv->probe) {
1977 void *p = drv->probe(minfo);
1978 if (p) {
1979 minfo->drivers_data[i] = p;
1980 minfo->drivers[i++] = drv;
1981 if (i == MATROXFB_MAX_FB_DRIVERS)
1982 break;
1983 }
1984 }
1985 }
1986 minfo->drivers_count = i;
1987 }
1988
1989 static void matroxfb_unregister_device(struct matrox_fb_info* minfo) {
1990 int i;
1991
1992 list_del(&ACCESS_FBINFO(next_fb));
1993 for (i = 0; i < minfo->drivers_count; i++) {
1994 struct matroxfb_driver* drv = minfo->drivers[i];
1995
1996 if (drv && drv->remove)
1997 drv->remove(minfo, minfo->drivers_data[i]);
1998 }
1999 }
2000
2001 static int matroxfb_probe(struct pci_dev* pdev, const struct pci_device_id* dummy) {
2002 struct board* b;
2003 u_int8_t rev;
2004 u_int16_t svid;
2005 u_int16_t sid;
2006 struct matrox_fb_info* minfo;
2007 struct display* d;
2008 int err;
2009 u_int32_t cmd;
2010 #ifndef CONFIG_FB_MATROX_MULTIHEAD
2011 static int registered = 0;
2012 static struct display global_disp;
2013 #endif
2014 DBG("matroxfb_probe")
2015
2016 pci_read_config_byte(pdev, PCI_REVISION_ID, &rev);
2017 svid = pdev->subsystem_vendor;
2018 sid = pdev->subsystem_device;
2019 for (b = dev_list; b->vendor; b++) {
2020 if ((b->vendor != pdev->vendor) || (b->device != pdev->device) || (b->rev < rev)) continue;
2021 if (b->svid)
2022 if ((b->svid != svid) || (b->sid != sid)) continue;
2023 break;
2024 }
2025 /* not match... */
2026 if (!b->vendor)
2027 return -1;
2028 if (dev > 0) {
2029 /* not requested one... */
2030 dev--;
2031 return -1;
2032 }
2033 pci_read_config_dword(pdev, PCI_COMMAND, &cmd);
2034 if (pci_enable_device(pdev)) {
2035 return -1;
2036 }
2037
2038 #ifdef CONFIG_FB_MATROX_MULTIHEAD
2039 minfo = (struct matrox_fb_info*)kmalloc(sizeof(*minfo), GFP_KERNEL);
2040 if (!minfo)
2041 return -1;
2042 d = (struct display*)kmalloc(sizeof(*d), GFP_KERNEL);
2043 if (!d) {
2044 kfree(minfo);
2045 return -1;
2046 }
2047 #else
2048 if (registered) /* singlehead driver... */
2049 return -1;
2050 minfo = &matroxfb_global_mxinfo;
2051 d = &global_disp;
2052 #endif
2053 memset(MINFO, 0, sizeof(*MINFO));
2054 memset(d, 0, sizeof(*d));
2055
2056 ACCESS_FBINFO(currenthw) = &ACCESS_FBINFO(hw1);
2057 ACCESS_FBINFO(newhw) = &ACCESS_FBINFO(hw2);
2058 ACCESS_FBINFO(pcidev) = pdev;
2059 ACCESS_FBINFO(dead) = 0;
2060 ACCESS_FBINFO(usecount) = 0;
2061 pdev->driver_data = MINFO;
2062 /* CMDLINE */
2063 memcpy(ACCESS_FBINFO(fbcon.fontname), fontname, sizeof(ACCESS_FBINFO(fbcon.fontname)));
2064 /* DEVFLAGS */
2065 ACCESS_FBINFO(devflags.inverse) = inverse;
2066 ACCESS_FBINFO(devflags.memtype) = memtype;
2067 if (memtype != -1)
2068 noinit = 0;
2069 if (cmd & PCI_COMMAND_MEMORY) {
2070 ACCESS_FBINFO(devflags.novga) = novga;
2071 ACCESS_FBINFO(devflags.nobios) = nobios;
2072 ACCESS_FBINFO(devflags.noinit) = noinit;
2073 /* subsequent heads always needs initialization and must not enable BIOS */
2074 novga = 1;
2075 nobios = 1;
2076 noinit = 0;
2077 } else {
2078 ACCESS_FBINFO(devflags.novga) = 1;
2079 ACCESS_FBINFO(devflags.nobios) = 1;
2080 ACCESS_FBINFO(devflags.noinit) = 0;
2081 }
2082
2083 ACCESS_FBINFO(devflags.nopciretry) = no_pci_retry;
2084 ACCESS_FBINFO(devflags.mga_24bpp_fix) = inv24;
2085 ACCESS_FBINFO(devflags.precise_width) = option_precise_width;
2086 ACCESS_FBINFO(devflags.hwcursor) = hwcursor;
2087 ACCESS_FBINFO(devflags.blink) = blink;
2088 ACCESS_FBINFO(devflags.sgram) = sgram;
2089 ACCESS_FBINFO(capable.cross4MB) = cross4MB;
2090
2091 ACCESS_FBINFO(fastfont.size) = fastfont;
2092
2093 ACCESS_FBINFO(cursor.state) = CM_ERASE;
2094 init_timer (&ACCESS_FBINFO(cursor.timer));
2095 ACCESS_FBINFO(cursor.timer.data) = (unsigned long)MINFO;
2096 spin_lock_init(&ACCESS_FBINFO(lock.DAC));
2097 spin_lock_init(&ACCESS_FBINFO(lock.accel));
2098 init_rwsem(&ACCESS_FBINFO(crtc2.lock));
2099 init_rwsem(&ACCESS_FBINFO(altout.lock));
2100
2101 ACCESS_FBINFO(output.all) = MATROXFB_OUTPUT_CONN_PRIMARY;
2102 ACCESS_FBINFO(output.ph) = MATROXFB_OUTPUT_CONN_PRIMARY;
2103 ACCESS_FBINFO(output.sh) = 0;
2104
2105 err = initMatrox2(PMINFO d, b);
2106 if (!err) {
2107 #ifndef CONFIG_FB_MATROX_MULTIHEAD
2108 registered = 1;
2109 #endif
2110 matroxfb_register_device(MINFO);
2111 return 0;
2112 }
2113 #ifdef CONFIG_FB_MATROX_MULTIHEAD
2114 kfree(d);
2115 kfree(minfo);
2116 #endif
2117 return -1;
2118 }
2119
2120 static void pci_remove_matrox(struct pci_dev* pdev) {
2121 struct matrox_fb_info* minfo;
2122
2123 minfo = pdev->driver_data;
2124 matroxfb_remove(PMINFO 1);
2125 }
2126
2127 static struct pci_device_id matroxfb_devices[] __devinitdata = {
2128 #ifdef CONFIG_FB_MATROX_MILLENIUM
2129 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL,
2130 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2131 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2,
2132 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2133 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2_AGP,
2134 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2135 #endif
2136 #ifdef CONFIG_FB_MATROX_MYSTIQUE
2137 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS,
2138 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2139 #endif
2140 #ifdef CONFIG_FB_MATROX_G100
2141 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100,
2142 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2143 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP,
2144 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2145 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_PCI,
2146 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2147 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP,
2148 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2149 {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400_AGP,
2150 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
2151 #endif
2152 {0, 0,
2153 0, 0, 0, 0, 0}
2154 };
2155
2156 MODULE_DEVICE_TABLE(pci, matroxfb_devices);
2157
2158 static struct pci_driver matroxfb_driver = {
2159 name: "matroxfb",
2160 id_table: matroxfb_devices,
2161 probe: matroxfb_probe,
2162 remove: pci_remove_matrox,
2163 };
2164
2165 /* **************************** init-time only **************************** */
2166
2167 #define RSResolution(X) ((X) & 0x0F)
2168 #define RS640x400 1
2169 #define RS640x480 2
2170 #define RS800x600 3
2171 #define RS1024x768 4
2172 #define RS1280x1024 5
2173 #define RS1600x1200 6
2174 #define RS768x576 7
2175 #define RS960x720 8
2176 #define RS1152x864 9
2177 #define RS1408x1056 10
2178 #define RS640x350 11
2179 #define RS1056x344 12 /* 132 x 43 text */
2180 #define RS1056x400 13 /* 132 x 50 text */
2181 #define RS1056x480 14 /* 132 x 60 text */
2182 #define RSNoxNo 15
2183 /* 10-FF */
2184 static struct { int xres, yres, left, right, upper, lower, hslen, vslen, vfreq; } timmings[] __initdata = {
2185 { 640, 400, 48, 16, 39, 8, 96, 2, 70 },
2186 { 640, 480, 48, 16, 33, 10, 96, 2, 60 },
2187 { 800, 600, 144, 24, 28, 8, 112, 6, 60 },
2188 { 1024, 768, 160, 32, 30, 4, 128, 4, 60 },
2189 { 1280, 1024, 224, 32, 32, 4, 136, 4, 60 },
2190 { 1600, 1200, 272, 48, 32, 5, 152, 5, 60 },
2191 { 768, 576, 144, 16, 28, 6, 112, 4, 60 },
2192 { 960, 720, 144, 24, 28, 8, 112, 4, 60 },
2193 { 1152, 864, 192, 32, 30, 4, 128, 4, 60 },
2194 { 1408, 1056, 256, 40, 32, 5, 144, 5, 60 },
2195 { 640, 350, 48, 16, 39, 8, 96, 2, 70 },
2196 { 1056, 344, 96, 24, 59, 44, 160, 2, 70 },
2197 { 1056, 400, 96, 24, 39, 8, 160, 2, 70 },
2198 { 1056, 480, 96, 24, 36, 12, 160, 3, 60 },
2199 { 0, 0, ~0, ~0, ~0, ~0, 0, 0, 0 }
2200 };
2201
2202 #define RSCreate(X,Y) ((X) | ((Y) << 8))
2203 static struct { unsigned int vesa; unsigned int info; } *RSptr, vesamap[] __initdata = {
2204 /* default must be first */
2205 #ifdef FBCON_HAS_CFB8
2206 { ~0, RSCreate(RSNoxNo, RS8bpp ) },
2207 { 0x101, RSCreate(RS640x480, RS8bpp ) },
2208 { 0x100, RSCreate(RS640x400, RS8bpp ) },
2209 { 0x180, RSCreate(RS768x576, RS8bpp ) },
2210 { 0x103, RSCreate(RS800x600, RS8bpp ) },
2211 { 0x188, RSCreate(RS960x720, RS8bpp ) },
2212 { 0x105, RSCreate(RS1024x768, RS8bpp ) },
2213 { 0x190, RSCreate(RS1152x864, RS8bpp ) },
2214 { 0x107, RSCreate(RS1280x1024, RS8bpp ) },
2215 { 0x198, RSCreate(RS1408x1056, RS8bpp ) },
2216 { 0x11C, RSCreate(RS1600x1200, RS8bpp ) },
2217 #endif
2218 #ifdef FBCON_HAS_CFB16
2219 { ~0, RSCreate(RSNoxNo, RS15bpp) },
2220 { 0x110, RSCreate(RS640x480, RS15bpp) },
2221 { 0x181, RSCreate(RS768x576, RS15bpp) },
2222 { 0x113, RSCreate(RS800x600, RS15bpp) },
2223 { 0x189, RSCreate(RS960x720, RS15bpp) },
2224 { 0x116, RSCreate(RS1024x768, RS15bpp) },
2225 { 0x191, RSCreate(RS1152x864, RS15bpp) },
2226 { 0x119, RSCreate(RS1280x1024, RS15bpp) },
2227 { 0x199, RSCreate(RS1408x1056, RS15bpp) },
2228 { 0x11D, RSCreate(RS1600x1200, RS15bpp) },
2229 { 0x111, RSCreate(RS640x480, RS16bpp) },
2230 { 0x182, RSCreate(RS768x576, RS16bpp) },
2231 { 0x114, RSCreate(RS800x600, RS16bpp) },
2232 { 0x18A, RSCreate(RS960x720, RS16bpp) },
2233 { 0x117, RSCreate(RS1024x768, RS16bpp) },
2234 { 0x192, RSCreate(RS1152x864, RS16bpp) },
2235 { 0x11A, RSCreate(RS1280x1024, RS16bpp) },
2236 { 0x19A, RSCreate(RS1408x1056, RS16bpp) },
2237 { 0x11E, RSCreate(RS1600x1200, RS16bpp) },
2238 #endif
2239 #ifdef FBCON_HAS_CFB24
2240 { ~0, RSCreate(RSNoxNo, RS24bpp) },
2241 { 0x1B2, RSCreate(RS640x480, RS24bpp) },
2242 { 0x184, RSCreate(RS768x576, RS24bpp) },
2243 { 0x1B5, RSCreate(RS800x600, RS24bpp) },
2244 { 0x18C, RSCreate(RS960x720, RS24bpp) },
2245 { 0x1B8, RSCreate(RS1024x768, RS24bpp) },
2246 { 0x194, RSCreate(RS1152x864, RS24bpp) },
2247 { 0x1BB, RSCreate(RS1280x1024, RS24bpp) },
2248 { 0x19C, RSCreate(RS1408x1056, RS24bpp) },
2249 { 0x1BF, RSCreate(RS1600x1200, RS24bpp) },
2250 #endif
2251 #ifdef FBCON_HAS_CFB32
2252 { ~0, RSCreate(RSNoxNo, RS32bpp) },
2253 { 0x112, RSCreate(RS640x480, RS32bpp) },
2254 { 0x183, RSCreate(RS768x576, RS32bpp) },
2255 { 0x115, RSCreate(RS800x600, RS32bpp) },
2256 { 0x18B, RSCreate(RS960x720, RS32bpp) },
2257 { 0x118, RSCreate(RS1024x768, RS32bpp) },
2258 { 0x193, RSCreate(RS1152x864, RS32bpp) },
2259 { 0x11B, RSCreate(RS1280x1024, RS32bpp) },
2260 { 0x19B, RSCreate(RS1408x1056, RS32bpp) },
2261 { 0x11F, RSCreate(RS1600x1200, RS32bpp) },
2262 #endif
2263 #ifdef FBCON_HAS_VGATEXT
2264 { ~0, RSCreate(RSNoxNo, RSText ) },
2265 { 0x002, RSCreate(RS640x400, RSText ) }, /* 80x25 */
2266 { 0x003, RSCreate(RS640x400, RSText ) }, /* 80x25 */
2267 { 0x007, RSCreate(RS640x400, RSText ) }, /* 80x25 */
2268 { 0x1C0, RSCreate(RS640x400, RSText8) }, /* 80x50 */
2269 { 0x108, RSCreate(RS640x480, RSText8) }, /* 80x60 */
2270 { 0x109, RSCreate(RS1056x400, RSText ) }, /* 132x25 */
2271 { 0x10A, RSCreate(RS1056x344, RSText8) }, /* 132x43 */
2272 { 0x10B, RSCreate(RS1056x400, RSText8) }, /* 132x50 */
2273 { 0x10C, RSCreate(RS1056x480, RSText8) }, /* 132x60 */
2274 #endif
2275 #ifdef FBCON_HAS_CFB4
2276 { ~0, RSCreate(RSNoxNo, RS4bpp ) },
2277 { 0x010, RSCreate(RS640x350, RS4bpp ) },
2278 { 0x012, RSCreate(RS640x480, RS4bpp ) },
2279 { 0x102, RSCreate(RS800x600, RS4bpp ) },
2280 { 0x104, RSCreate(RS1024x768, RS4bpp ) },
2281 { 0x106, RSCreate(RS1280x1024, RS4bpp ) },
2282 #endif
2283 { 0, 0 }};
2284
2285 static void __init matroxfb_init_params(void) {
2286 /* fh from kHz to Hz */
2287 if (fh < 1000)
2288 fh *= 1000; /* 1kHz minimum */
2289 /* maxclk */
2290 if (maxclk < 1000) maxclk *= 1000; /* kHz -> Hz, MHz -> kHz */
2291 if (maxclk < 1000000) maxclk *= 1000; /* kHz -> Hz, 1MHz minimum */
2292 /* fix VESA number */
2293 if (vesa != ~0)
2294 vesa &= 0x1DFF; /* mask out clearscreen, acceleration and so on */
2295
2296 /* static settings */
2297 for (RSptr = vesamap; RSptr->vesa; RSptr++) {
2298 if (RSptr->vesa == vesa) break;
2299 }
2300 if (!RSptr->vesa) {
2301 printk(KERN_ERR "Invalid vesa mode 0x%04X\n", vesa);
2302 RSptr = vesamap;
2303 }
2304 {
2305 int res = RSResolution(RSptr->info)-1;
2306 if (left == ~0)
2307 left = timmings[res].left;
2308 if (!xres)
2309 xres = timmings[res].xres;
2310 if (right == ~0)
2311 right = timmings[res].right;
2312 if (!hslen)
2313 hslen = timmings[res].hslen;
2314 if (upper == ~0)
2315 upper = timmings[res].upper;
2316 if (!yres)
2317 yres = timmings[res].yres;
2318 if (lower == ~0)
2319 lower = timmings[res].lower;
2320 if (!vslen)
2321 vslen = timmings[res].vslen;
2322 if (!(fv||fh||maxclk||pixclock))
2323 fv = timmings[res].vfreq;
2324 if (depth == -1)
2325 depth = RSDepth(RSptr->info);
2326 }
2327 }
2328
2329 static void __init matrox_init(void) {
2330 matroxfb_init_params();
2331 pci_register_driver(&matroxfb_driver);
2332 dev = -1; /* accept all new devices... */
2333 }
2334
2335 /* **************************** exit-time only **************************** */
2336
2337 static void __exit matrox_done(void) {
2338 pci_unregister_driver(&matroxfb_driver);
2339 }
2340
2341 #ifndef MODULE
2342
2343 /* ************************* init in-kernel code ************************** */
2344
2345 int __init matroxfb_setup(char *options) {
2346 char *this_opt;
2347
2348 DBG("matroxfb_setup")
2349
2350 fontname[0] = '\0';
2351
2352 if (!options || !*options)
2353 return 0;
2354
2355 for(this_opt=strtok(options,","); this_opt; this_opt=strtok(NULL,",")) {
2356 if (!*this_opt) continue;
2357
2358 dprintk("matroxfb_setup: option %s\n", this_opt);
2359
2360 if (!strncmp(this_opt, "dev:", 4))
2361 dev = simple_strtoul(this_opt+4, NULL, 0);
2362 else if (!strncmp(this_opt, "depth:", 6)) {
2363 switch (simple_strtoul(this_opt+6, NULL, 0)) {
2364 case 0: depth = RSText; break;
2365 case 4: depth = RS4bpp; break;
2366 case 8: depth = RS8bpp; break;
2367 case 15:depth = RS15bpp; break;
2368 case 16:depth = RS16bpp; break;
2369 case 24:depth = RS24bpp; break;
2370 case 32:depth = RS32bpp; break;
2371 default:
2372 printk(KERN_ERR "matroxfb: unsupported color depth\n");
2373 }
2374 } else if (!strncmp(this_opt, "xres:", 5))
2375 xres = simple_strtoul(this_opt+5, NULL, 0);
2376 else if (!strncmp(this_opt, "yres:", 5))
2377 yres = simple_strtoul(this_opt+5, NULL, 0);
2378 else if (!strncmp(this_opt, "vslen:", 6))
2379 vslen = simple_strtoul(this_opt+6, NULL, 0);
2380 else if (!strncmp(this_opt, "hslen:", 6))
2381 hslen = simple_strtoul(this_opt+6, NULL, 0);
2382 else if (!strncmp(this_opt, "left:", 5))
2383 left = simple_strtoul(this_opt+5, NULL, 0);
2384 else if (!strncmp(this_opt, "right:", 6))
2385 right = simple_strtoul(this_opt+6, NULL, 0);
2386 else if (!strncmp(this_opt, "upper:", 6))
2387 upper = simple_strtoul(this_opt+6, NULL, 0);
2388 else if (!strncmp(this_opt, "lower:", 6))
2389 lower = simple_strtoul(this_opt+6, NULL, 0);
2390 else if (!strncmp(this_opt, "pixclock:", 9))
2391 pixclock = simple_strtoul(this_opt+9, NULL, 0);
2392 else if (!strncmp(this_opt, "sync:", 5))
2393 sync = simple_strtoul(this_opt+5, NULL, 0);
2394 else if (!strncmp(this_opt, "vesa:", 5))
2395 vesa = simple_strtoul(this_opt+5, NULL, 0);
2396 else if (!strncmp(this_opt, "font:", 5))
2397 strncpy(fontname, this_opt+5, sizeof(fontname)-1);
2398 else if (!strncmp(this_opt, "maxclk:", 7))
2399 maxclk = simple_strtoul(this_opt+7, NULL, 0);
2400 else if (!strncmp(this_opt, "fh:", 3))
2401 fh = simple_strtoul(this_opt+3, NULL, 0);
2402 else if (!strncmp(this_opt, "fv:", 3))
2403 fv = simple_strtoul(this_opt+3, NULL, 0);
2404 else if (!strncmp(this_opt, "mem:", 4))
2405 mem = simple_strtoul(this_opt+4, NULL, 0);
2406 else if (!strncmp(this_opt, "mode:", 5))
2407 strncpy(videomode, this_opt+5, sizeof(videomode)-1);
2408 #ifdef CONFIG_PPC
2409 else if (!strncmp(this_opt, "vmode:", 6)) {
2410 unsigned int vmode = simple_strtoul(this_opt+6, NULL, 0);
2411 if (vmode > 0 && vmode <= VMODE_MAX)
2412 default_vmode = vmode;
2413 } else if (!strncmp(this_opt, "cmode:", 6)) {
2414 unsigned int cmode = simple_strtoul(this_opt+6, NULL, 0);
2415 switch (cmode) {
2416 case 0:
2417 case 8:
2418 default_cmode = CMODE_8;
2419 break;
2420 case 15:
2421 case 16:
2422 default_cmode = CMODE_16;
2423 break;
2424 case 24:
2425 case 32:
2426 default_cmode = CMODE_32;
2427 break;
2428 }
2429 }
2430 #endif
2431 else if (!strncmp(this_opt, "fastfont:", 9))
2432 fastfont = simple_strtoul(this_opt+9, NULL, 0);
2433 else if (!strcmp(this_opt, "nofastfont")) /* fastfont:N and nofastfont (nofastfont = fastfont:0) */
2434 fastfont = 0;
2435 else if (!strcmp(this_opt, "disabled")) /* nodisabled does not exist */
2436 disabled = 1;
2437 else if (!strcmp(this_opt, "enabled")) /* noenabled does not exist */
2438 disabled = 0;
2439 else if (!strcmp(this_opt, "sgram")) /* nosgram == sdram */
2440 sgram = 1;
2441 else if (!strcmp(this_opt, "sdram"))
2442 sgram = 0;
2443 else if (!strncmp(this_opt, "memtype:", 8))
2444 memtype = simple_strtoul(this_opt+8, NULL, 0);
2445 else {
2446 int value = 1;
2447
2448 if (!strncmp(this_opt, "no", 2)) {
2449 value = 0;
2450 this_opt += 2;
2451 }
2452 if (! strcmp(this_opt, "inverse"))
2453 inverse = value;
2454 else if (!strcmp(this_opt, "accel"))
2455 noaccel = !value;
2456 else if (!strcmp(this_opt, "pan"))
2457 nopan = !value;
2458 else if (!strcmp(this_opt, "pciretry"))
2459 no_pci_retry = !value;
2460 else if (!strcmp(this_opt, "vga"))
2461 novga = !value;
2462 else if (!strcmp(this_opt, "bios"))
2463 nobios = !value;
2464 else if (!strcmp(this_opt, "init"))
2465 noinit = !value;
2466 #ifdef CONFIG_MTRR
2467 else if (!strcmp(this_opt, "mtrr"))
2468 mtrr = value;
2469 #endif
2470 else if (!strcmp(this_opt, "inv24"))
2471 inv24 = value;
2472 else if (!strcmp(this_opt, "cross4MB"))
2473 cross4MB = value;
2474 else if (!strcmp(this_opt, "hwcursor"))
2475 hwcursor = value;
2476 else if (!strcmp(this_opt, "blink"))
2477 blink = value;
2478 else if (!strcmp(this_opt, "grayscale"))
2479 grayscale = value;
2480 else if (!strcmp(this_opt, "dfp"))
2481 dfp = value;
2482 else {
2483 strncpy(videomode, this_opt, sizeof(videomode)-1);
2484 }
2485 }
2486 }
2487 return 0;
2488 }
2489
2490 static int __initdata initialized = 0;
2491
2492 int __init matroxfb_init(void)
2493 {
2494 DBG("matroxfb_init")
2495
2496 if (disabled)
2497 return -ENXIO;
2498 if (!initialized) {
2499 initialized = 1;
2500 matrox_init();
2501 }
2502 hotplug = 1;
2503 /* never return failure, user can hotplug matrox later... */
2504 return 0;
2505 }
2506
2507 #else
2508
2509 /* *************************** init module code **************************** */
2510
2511 MODULE_AUTHOR("(c) 1998-2001 Petr Vandrovec <vandrove@vc.cvut.cz>");
2512 MODULE_DESCRIPTION("Accelerated FBDev driver for Matrox Millennium/Mystique/G100/G200/G400/G450");
2513 MODULE_PARM(mem, "i");
2514 MODULE_PARM_DESC(mem, "Size of available memory in MB, KB or B (2,4,8,12,16MB, default=autodetect)");
2515 MODULE_PARM(disabled, "i");
2516 MODULE_PARM_DESC(disabled, "Disabled (0 or 1=disabled) (default=0)");
2517 MODULE_PARM(noaccel, "i");
2518 MODULE_PARM_DESC(noaccel, "Do not use accelerating engine (0 or 1=disabled) (default=0)");
2519 MODULE_PARM(nopan, "i");
2520 MODULE_PARM_DESC(nopan, "Disable pan on startup (0 or 1=disabled) (default=0)");
2521 MODULE_PARM(no_pci_retry, "i");
2522 MODULE_PARM_DESC(no_pci_retry, "PCI retries enabled (0 or 1=disabled) (default=0)");
2523 MODULE_PARM(novga, "i");
2524 MODULE_PARM_DESC(novga, "VGA I/O (0x3C0-0x3DF) disabled (0 or 1=disabled) (default=0)");
2525 MODULE_PARM(nobios, "i");
2526 MODULE_PARM_DESC(nobios, "Disables ROM BIOS (0 or 1=disabled) (default=do not change BIOS state)");
2527 MODULE_PARM(noinit, "i");
2528 MODULE_PARM_DESC(noinit, "Disables W/SG/SD-RAM and bus interface initialization (0 or 1=do not initialize) (default=0)");
2529 MODULE_PARM(memtype, "i");
2530 MODULE_PARM_DESC(memtype, "Memory type for G200/G400 (see Documentation/fb/matroxfb.txt for explanation) (default=3 for G200, 0 for G400)");
2531 MODULE_PARM(mtrr, "i");
2532 MODULE_PARM_DESC(mtrr, "This speeds up video memory accesses (0=disabled or 1) (default=1)");
2533 MODULE_PARM(sgram, "i");
2534 MODULE_PARM_DESC(sgram, "Indicates that G100/G200/G400 has SGRAM memory (0=SDRAM, 1=SGRAM) (default=0)");
2535 MODULE_PARM(inv24, "i");
2536 MODULE_PARM_DESC(inv24, "Inverts clock polarity for 24bpp and loop frequency > 100MHz (default=do not invert polarity)");
2537 MODULE_PARM(inverse, "i");
2538 MODULE_PARM_DESC(inverse, "Inverse (0 or 1) (default=0)");
2539 #ifdef CONFIG_FB_MATROX_MULTIHEAD
2540 MODULE_PARM(dev, "i");
2541 MODULE_PARM_DESC(dev, "Multihead support, attach to device ID (0..N) (default=all working)");
2542 #else
2543 MODULE_PARM(dev, "i");
2544 MODULE_PARM_DESC(dev, "Multihead support, attach to device ID (0..N) (default=first working)");
2545 #endif
2546 MODULE_PARM(vesa, "i");
2547 MODULE_PARM_DESC(vesa, "Startup videomode (0x000-0x1FF) (default=0x101)");
2548 MODULE_PARM(xres, "i");
2549 MODULE_PARM_DESC(xres, "Horizontal resolution (px), overrides xres from vesa (default=vesa)");
2550 MODULE_PARM(yres, "i");
2551 MODULE_PARM_DESC(yres, "Vertical resolution (scans), overrides yres from vesa (default=vesa)");
2552 MODULE_PARM(upper, "i");
2553 MODULE_PARM_DESC(upper, "Upper blank space (scans), overrides upper from vesa (default=vesa)");
2554 MODULE_PARM(lower, "i");
2555 MODULE_PARM_DESC(lower, "Lower blank space (scans), overrides lower from vesa (default=vesa)");
2556 MODULE_PARM(vslen, "i");
2557 MODULE_PARM_DESC(vslen, "Vertical sync length (scans), overrides lower from vesa (default=vesa)");
2558 MODULE_PARM(left, "i");
2559 MODULE_PARM_DESC(left, "Left blank space (px), overrides left from vesa (default=vesa)");
2560 MODULE_PARM(right, "i");
2561 MODULE_PARM_DESC(right, "Right blank space (px), overrides right from vesa (default=vesa)");
2562 MODULE_PARM(hslen, "i");
2563 MODULE_PARM_DESC(hslen, "Horizontal sync length (px), overrides hslen from vesa (default=vesa)");
2564 MODULE_PARM(pixclock, "i");
2565 MODULE_PARM_DESC(pixclock, "Pixelclock (ns), overrides pixclock from vesa (default=vesa)");
2566 MODULE_PARM(sync, "i");
2567 MODULE_PARM_DESC(sync, "Sync polarity, overrides sync from vesa (default=vesa)");
2568 MODULE_PARM(depth, "i");
2569 MODULE_PARM_DESC(depth, "Color depth (0=text,8,15,16,24,32) (default=vesa)");
2570 MODULE_PARM(maxclk, "i");
2571 MODULE_PARM_DESC(maxclk, "Startup maximal clock, 0-999MHz, 1000-999999kHz, 1000000-INF Hz");
2572 MODULE_PARM(fh, "i");
2573 MODULE_PARM_DESC(fh, "Startup horizontal frequency, 0-999kHz, 1000-INF Hz");
2574 MODULE_PARM(fv, "i");
2575 MODULE_PARM_DESC(fv, "Startup vertical frequency, 0-INF Hz\n"
2576 "You should specify \"fv:max_monitor_vsync,fh:max_monitor_hsync,maxclk:max_monitor_dotclock\"\n");
2577 MODULE_PARM(hwcursor, "i");
2578 MODULE_PARM_DESC(hwcursor, "Enables hardware cursor (0 or 1) (default=0)");
2579 MODULE_PARM(blink, "i");
2580 MODULE_PARM_DESC(blink, "Enables hardware cursor blinking (0 or 1) (default=1)");
2581 MODULE_PARM(fastfont, "i");
2582 MODULE_PARM_DESC(fastfont, "Specifies, how much memory should be used for font data (0, 1024-65536 are reasonable) (default=0)");
2583 MODULE_PARM(grayscale, "i");
2584 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)");
2585 MODULE_PARM(cross4MB, "i");
2586 MODULE_PARM_DESC(cross4MB, "Specifies that 4MB boundary can be in middle of line. (default=autodetected)");
2587 MODULE_PARM(dfp, "i");
2588 MODULE_PARM_DESC(dfp, "Specifies whether to use digital flat panel interface of G200/G400 (0 or 1) (default=0)");
2589 #ifdef CONFIG_PPC
2590 MODULE_PARM(vmode, "i");
2591 MODULE_PARM_DESC(vmode, "Specify the vmode mode number that should be used (640x480 default)");
2592 MODULE_PARM(cmode, "i");
2593 MODULE_PARM_DESC(cmode, "Specify the video depth that should be used (8bit default)");
2594 #endif
2595
2596 int __init init_module(void){
2597
2598 DBG("init_module")
2599
2600 if (disabled)
2601 return -ENXIO;
2602
2603 if (depth == 0)
2604 depth = RSText;
2605 else if (depth == 4)
2606 depth = RS4bpp;
2607 else if (depth == 8)
2608 depth = RS8bpp;
2609 else if (depth == 15)
2610 depth = RS15bpp;
2611 else if (depth == 16)
2612 depth = RS16bpp;
2613 else if (depth == 24)
2614 depth = RS24bpp;
2615 else if (depth == 32)
2616 depth = RS32bpp;
2617 else if (depth != -1) {
2618 printk(KERN_ERR "matroxfb: depth %d is not supported, using default\n", depth);
2619 depth = -1;
2620 }
2621 matrox_init();
2622 /* never return failure; user can hotplug matrox later... */
2623 return 0;
2624 }
2625 #endif /* MODULE */
2626
2627 module_exit(matrox_done);
2628 EXPORT_SYMBOL(matroxfb_register_driver);
2629 EXPORT_SYMBOL(matroxfb_unregister_driver);
2630
2631 /*
2632 * Overrides for Emacs so that we follow Linus's tabbing style.
2633 * ---------------------------------------------------------------------------
2634 * Local variables:
2635 * c-basic-offset: 8
2636 * End:
2637 */
2638