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[NETFILTER]: ip_tables: fix module refcount leaks in compat error paths
[hh.org.git] / drivers / video / pm3fb.c
blob1d81ef47efd336a1f66536d9190e0b190963b876
1 /*
2 * linux/drivers/video/pm3fb.c -- 3DLabs Permedia3 frame buffer device
3 *
4 * Copyright (C) 2001 Romain Dolbeau <dolbeau@irisa.fr>
5 * Based on code written by:
6 * Sven Luther, <luther@dpt-info.u-strasbg.fr>
7 * Alan Hourihane, <alanh@fairlite.demon.co.uk>
8 * Russell King, <rmk@arm.linux.org.uk>
9 * Based on linux/drivers/video/skeletonfb.c:
10 * Copyright (C) 1997 Geert Uytterhoeven
11 * Based on linux/driver/video/pm2fb.c:
12 * Copyright (C) 1998-1999 Ilario Nardinocchi (nardinoc@CS.UniBO.IT)
13 * Copyright (C) 1999 Jakub Jelinek (jakub@redhat.com)
14 *
15 * This file is subject to the terms and conditions of the GNU General Public
16 * License. See the file COPYING in the main directory of this archive for
17 * more details.
18 *
19 * $Header: /cvsroot/linux/drivers/video/pm3fb.c,v 1.1 2002/02/25 19:11:06 marcelo Exp $
20 *
21 * CHANGELOG:
22 * Mon Feb 11 10:35:48 MET 2002, v 1.4.11B: Cosmetic update.
23 * Wed Jan 23 14:16:59 MET 2002, v 1.4.11: Preliminary 2.5.x support, patch for 2.5.2.
24 * Wed Nov 28 11:08:29 MET 2001, v 1.4.10: potential bug fix for SDRAM-based board, patch for 2.4.16.
25 * Thu Sep 20 10:24:42 MET DST 2001, v 1.4.9: sync bug fix, preliminary flatpanel support, better timings.
26 * Tue Aug 28 10:13:01 MET DST 2001, v 1.4.8: memory timings check, minor bug fixes.
27 * Wed Jul 18 19:06:14 CEST 2001, v 1.4.7: Mode fix (800x600-100, 1024x768-100 changed), using HW panning + accel bug fix.
28 * Mon Jun 25 10:33:56 MET DST 2001, v 1.4.6: Depth 12 fix, chip reset ioctl, moved memory erase ioctl to DEBUG.
29 * Wed Jun 20 11:13:08 MET DST 2001, v 1.4.5: Fixed missing blinking cursor in 8bpp, code cleaning, memory erase IOCTL.
30 * Mon Jun 18 16:00:27 CEST 2001, v 1.4.4: Depth 12 (RGBA 4444) support, code cleaning.
31 * Fri Jun 15 13:53:01 CEST 2001, v 1.4.3: Removed warnings, depth 15 support, add 'depth' option.
32 * Thu Jun 14 10:13:52 MET DST 2001, v 1.4.2: Fixed depth switching bug, preliminary 15bpp (RGB5551) support.
33 * Thu Apr 12 11:16:45 MET DST 2001, v 1.4.1B: Doc updates.
34 * Fri Apr 6 11:12:53 MET DST 2001, v 1.4.1: Configure.help, minor cleanup
35 * Thu Mar 29 10:56:50 MET DST 2001, v 1.4.0: Module & module options support (note: linux patch changed, 2.2.19 added).
36 * Thu Mar 15 15:30:31 MET 2001, v 1.3.2: Fixed mirroring bug on little-endian.
37 * Wed Mar 14 21:25:54 CET 2001, v 1.3.1: Fixed bug in BlockMove (_bmov).
38 * Tue Mar 13 10:53:19 MET 2001, v 1.3.0: Character drawing hardware support (in all width between 1 and 16), fixes.
39 * Thu Mar 8 10:20:16 MET 2001, v 1.2.2: Better J2000 support, "font:" option.
40 * Tue Mar 6 21:25:04 CET 2001, v 1.2.1: Better acceleration support.
41 * Mon Mar 5 21:54:17 CET 2001, v 1.2.0: Partial acceleration support (clear & bmove)
42 * Mon Mar 5 12:52:15 CET 2001, v 1.1.3: Big pan_display fix.
43 * Sun Mar 4 22:21:50 CET 2001, v 1.1.2: (numerous) bug fixes.
44 * Fri Mar 2 15:54:07 CET 2001, v 1.1.1: Might have Appian J2000 support, resource mangement in 2.4
45 * Wed Feb 28 18:21:35 CET 2001, v 1.1.0: Might have multiple boards support (added, but not yest tested)
46 * Tue Feb 27 17:31:12 CET 2001, v 1.0.6: fixes boot-time mode select, add more default mode
47 * Tue Feb 27 14:01:36 CET 2001, v 1.0.5: fixes (1.0.4 was broken for 2.2), cleaning up
48 * Mon Feb 26 23:17:36 CET 2001, v 1.0.4: preliminary 2.4.x support, dropped (useless on pm3) partial product, more OF fix
49 * Mon Feb 26 20:59:05 CET 2001, v 1.0.3: No more shadow register (and wasted memory), endianess fix, use OF-preset resolution by default
50 * Wed Feb 21 22:09:30 CET 2001, v 1.0.2: Code cleaning for future multiboard support, better OF support, bugs fix
51 * Wed Feb 21 19:58:56 CET 2001, v 1.0.1: OpenFirmware support, fixed memory detection, better debug support, code cleaning
52 * Wed Feb 21 14:47:06 CET 2001, v 1.0.0: First working version
53 */
54
55 #include <linux/module.h>
56 #include <linux/kernel.h>
57 #include <linux/errno.h>
58 #include <linux/string.h>
59 #include <linux/mm.h>
60 #include <linux/slab.h>
61 #include <linux/vmalloc.h>
62 #include <linux/delay.h>
63 #include <linux/interrupt.h>
64 #include <linux/fb.h>
65 #include <linux/init.h>
66 #include <linux/pci.h>
67 #include <linux/ioport.h>
68 #include <linux/ctype.h>
69
70 #include <video/fbcon.h>
71 #include <video/fbcon-mfb.h>
72 #include <video/fbcon-cfb2.h>
73 #include <video/fbcon-cfb4.h>
74 #include <video/fbcon-cfb8.h>
75 #include <video/fbcon-cfb16.h>
76 #include <video/fbcon-cfb24.h>
77 #include <video/fbcon-cfb32.h>
78 #include <video/pm3fb.h>
79
80 #include <asm/io.h>
81 #include <asm/uaccess.h>
82
83 #ifdef CONFIG_FB_OF
84 #include <asm/prom.h>
85 #endif
86
87 /* ************************************* */
88 /* ***** The various "global" data ***** */
89 /* ************************************* */
90
91 /* those will need a rework for multiple board support */
92 /* Driver name */
93 static const char permedia3_name[16] = "Permedia3";
94
95 /* the fb_par struct, mandatory */
96 struct pm3fb_par {
97 u32 pixclock; /* pixclock in KHz */
98
99 u32 width; /* width of virtual screen */
100 u32 height; /* height of virtual screen */
101
102 u32 hsstart; /* horiz. sync start */
103 u32 hsend; /* horiz. sync end */
104 u32 hbend; /* horiz. blank end (also gate end) */
105 u32 htotal; /* total width (w/ sync & blank) */
106
107 u32 vsstart; /* vert. sync start */
108 u32 vsend; /* vert. sync end */
109 u32 vbend; /* vert. blank end */
110 u32 vtotal; /* total height (w/ sync & blank) */
111
112 u32 stride; /* screen stride */
113 u32 base; /* screen base (xoffset+yoffset) in 128 bits unit */
114 /* NOTE : unlike other pm3 stuff above, stored *after* shiftbpp. don't ask */
115 u32 depth; /* screen depth (8, 12, 15, 16 or 32) */
116 u32 video; /* video control (hsync,vsync) */
117 };
118
119 /* memory timings */
120 struct pm3fb_timings
121 {
122 unsigned long caps;
123 unsigned long timings;
124 unsigned long control;
125 unsigned long refresh;
126 unsigned long powerdown;
127 };
128 typedef enum pm3fb_timing_result { pm3fb_timing_ok, pm3fb_timing_problem, pm3fb_timing_retry } pm3fb_timing_result;
129 #define PM3FB_UNKNOWN_TIMING_VALUE ((unsigned long)-1)
130 #define PM3FB_UNKNOWN_TIMINGS { PM3FB_UNKNOWN_TIMING_VALUE, PM3FB_UNKNOWN_TIMING_VALUE, PM3FB_UNKNOWN_TIMING_VALUE, PM3FB_UNKNOWN_TIMING_VALUE, PM3FB_UNKNOWN_TIMING_VALUE }
131
132 /* the fb_info struct, mandatory */
133 struct pm3fb_info {
134 struct fb_info_gen gen;
135 unsigned long board_num; /* internal board number */
136 unsigned long use_current;
137 struct pm3fb_par *current_par;
138 struct pci_dev *dev; /* PCI device */
139 unsigned long board_type; /* index in the cardbase */
140 unsigned char *fb_base; /* framebuffer memory base */
141 u32 fb_size; /* framebuffer memory size */
142 unsigned char *p_fb; /* physical address of frame buffer */
143 unsigned char *v_fb; /* virtual address of frame buffer */
144 unsigned char *pIOBase; /* physical address of registers region, must be rg_base or rg_base+PM2_REGS_SIZE depending on the host endianness */
145 unsigned char *vIOBase; /* address of registers after ioremap() */
146 struct {
147 u8 transp;
148 u8 red;
149 u8 green;
150 u8 blue;
151 } palette[256];
152 union {
153 #ifdef FBCON_HAS_CFB16
154 u16 cmap12[16]; /* RGBA 4444 */
155 u16 cmap15[16]; /* RGBA 5551 */
156 u16 cmap16[16]; /* RGBA 5650 */
157 #endif
158 #ifdef FBCON_HAS_CFB32
159 u32 cmap32[16];
160 #endif
161 } cmap;
162 struct pm3fb_timings memt;
163 };
164
165 /* regular resolution database*/
166 static struct {
167 char name[16];
168 struct pm3fb_par user_mode;
169 } mode_base[] __initdata = {
170 {
171 "default-800x600", {
172 49500, 800, 600, 16, 96, 256, 1056, 1, 4, 25, 625,
173 800, 0, 8,
174 PM3VideoControl_ENABLE |
175 PM3VideoControl_HSYNC_ACTIVE_HIGH
176 |
177 PM3VideoControl_VSYNC_ACTIVE_HIGH
178 | PM3VideoControl_PIXELSIZE_8BIT}}, {
179 "1024x768-74", {
180 78752, 1024, 768, 32, 128, 304, 1328, 1, 4, 38,
181 806, 1024, 0, 8,
182 PM3VideoControl_ENABLE |
183 PM3VideoControl_HSYNC_ACTIVE_HIGH
184 |
185 PM3VideoControl_VSYNC_ACTIVE_HIGH
186 | PM3VideoControl_PIXELSIZE_8BIT}}, {
187 "1024x768-74-32", {
188 78752, 1024, 768, 32, 128, 304, 1328, 1, 4, 38,
189 806, 1024, 0, 32,
190 PM3VideoControl_ENABLE |
191 PM3VideoControl_HSYNC_ACTIVE_HIGH
192 |
193 PM3VideoControl_VSYNC_ACTIVE_HIGH
194 | PM3VideoControl_PIXELSIZE_32BIT}},
195 /* Generated mode : "1600x1024", for the SGI 1600SW flat panel*/
196 {
197 "SGI1600SW", {
198 108000, 1600, 1024, 16, 56, 104, 1704, 3, 6, 32,
199 1056, 1600, 0, 8,
200 PM3VideoControl_ENABLE|
201 PM3VideoControl_HSYNC_ACTIVE_LOW|PM3VideoControl_VSYNC_ACTIVE_LOW|
202 PM3VideoControl_PIXELSIZE_32BIT}},
203 /* ##### auto-generated mode, by fbtimings2pm3 */
204 /* Generated mode : "640x480-60" */
205 {
206 "640x480-60", {
207 25174, 640, 480, 16, 112, 160, 800, 10, 12, 45,
208 525, 640, 0, 8,
209 PM3VideoControl_ENABLE |
210 PM3VideoControl_HSYNC_ACTIVE_LOW
211 |
212 PM3VideoControl_VSYNC_ACTIVE_LOW
213 | PM3VideoControl_PIXELSIZE_8BIT}},
214 /* Generated mode : "640x480-72" */
215 {
216 "640x480-72", {
217 31199, 640, 480, 24, 64, 192, 832, 9, 12, 40, 520,
218 640, 0, 8,
219 PM3VideoControl_ENABLE |
220 PM3VideoControl_HSYNC_ACTIVE_LOW
221 |
222 PM3VideoControl_VSYNC_ACTIVE_LOW
223 | PM3VideoControl_PIXELSIZE_8BIT}},
224 /* Generated mode : "640x480-75" */
225 {
226 "640x480-75", {
227 31499, 640, 480, 16, 80, 200, 840, 1, 4, 20, 500,
228 640, 0, 8,
229 PM3VideoControl_ENABLE |
230 PM3VideoControl_HSYNC_ACTIVE_LOW
231 |
232 PM3VideoControl_VSYNC_ACTIVE_LOW
233 | PM3VideoControl_PIXELSIZE_8BIT}},
234 /* Generated mode : "640x480-90" */
235 {
236 "640x480-90", {
237 39909, 640, 480, 32, 72, 192, 832, 25, 39, 53, 533,
238 640, 0, 8,
239 PM3VideoControl_ENABLE |
240 PM3VideoControl_HSYNC_ACTIVE_LOW
241 |
242 PM3VideoControl_VSYNC_ACTIVE_LOW
243 | PM3VideoControl_PIXELSIZE_8BIT}},
244 /* Generated mode : "640x480-100" */
245 {
246 "640x480-100", {
247 44899, 640, 480, 32, 160, 208, 848, 22, 34, 51,
248 531, 640, 0, 8,
249 PM3VideoControl_ENABLE |
250 PM3VideoControl_HSYNC_ACTIVE_LOW
251 |
252 PM3VideoControl_VSYNC_ACTIVE_LOW
253 | PM3VideoControl_PIXELSIZE_8BIT}},
254 /* Generated mode : "800x600-48-lace" */
255 /* INTERLACED NOT SUPPORTED
256 {"800x600-48-lace", {35999, 800, 600, 80, 208, 264, 1064, 11, 23, 102, 702, 800, 0, 8, PM3VideoControl_ENABLE|PM3VideoControl_HSYNC_ACTIVE_HIGH|PM3VideoControl_VSYNC_ACTIVE_HIGH|PM3VideoControl_PIXELSIZE_8BIT}},
257 INTERLACED NOT SUPPORTED */
258 /* Generated mode : "800x600-56" */
259 {
260 "800x600-56", {
261 35999, 800, 600, 24, 96, 224, 1024, 1, 3, 25, 625,
262 800, 0, 8,
263 PM3VideoControl_ENABLE |
264 PM3VideoControl_HSYNC_ACTIVE_HIGH
265 |
266 PM3VideoControl_VSYNC_ACTIVE_HIGH
267 | PM3VideoControl_PIXELSIZE_8BIT}},
268 /* Generated mode : "800x600-60" */
269 {
270 "800x600-60", {
271 40000, 800, 600, 40, 168, 256, 1056, 1, 5, 28, 628,
272 800, 0, 8,
273 PM3VideoControl_ENABLE |
274 PM3VideoControl_HSYNC_ACTIVE_HIGH
275 |
276 PM3VideoControl_VSYNC_ACTIVE_HIGH
277 | PM3VideoControl_PIXELSIZE_8BIT}},
278 /* Generated mode : "800x600-70" */
279 {
280 "800x600-70", {
281 44899, 800, 600, 24, 168, 208, 1008, 9, 21, 36,
282 636, 800, 0, 8,
283 PM3VideoControl_ENABLE |
284 PM3VideoControl_HSYNC_ACTIVE_HIGH
285 |
286 PM3VideoControl_VSYNC_ACTIVE_LOW
287 | PM3VideoControl_PIXELSIZE_8BIT}},
288 /* Generated mode : "800x600-72" */
289 {
290 "800x600-72", {
291 50000, 800, 600, 56, 176, 240, 1040, 37, 43, 66,
292 666, 800, 0, 8,
293 PM3VideoControl_ENABLE |
294 PM3VideoControl_HSYNC_ACTIVE_HIGH
295 |
296 PM3VideoControl_VSYNC_ACTIVE_HIGH
297 | PM3VideoControl_PIXELSIZE_8BIT}},
298 /* Generated mode : "800x600-75" */
299 {
300 "800x600-75", {
301 49497, 800, 600, 16, 96, 256, 1056, 1, 4, 25, 625,
302 800, 0, 8,
303 PM3VideoControl_ENABLE |
304 PM3VideoControl_HSYNC_ACTIVE_HIGH
305 |
306 PM3VideoControl_VSYNC_ACTIVE_HIGH
307 | PM3VideoControl_PIXELSIZE_8BIT}},
308 /* Generated mode : "800x600-90" */
309 {
310 "800x600-90", {
311 56637, 800, 600, 8, 72, 192, 992, 8, 19, 35, 635,
312 800, 0, 8,
313 PM3VideoControl_ENABLE |
314 PM3VideoControl_HSYNC_ACTIVE_HIGH
315 |
316 PM3VideoControl_VSYNC_ACTIVE_HIGH
317 | PM3VideoControl_PIXELSIZE_8BIT}},
318 /* Generated mode : "800x600-100", from /etc/fb.modes */
319 /* DISABLED, hsstart == 0
320 {
321 "800x600-100", {
322 67499, 800, 600, 0, 64, 280, 1080, 7, 11, 25, 625,
323 800, 0, 8,
324 PM3VideoControl_ENABLE |
325 PM3VideoControl_HSYNC_ACTIVE_HIGH
326 |
327 PM3VideoControl_VSYNC_ACTIVE_HIGH
328 | PM3VideoControl_PIXELSIZE_8BIT}},
329 */
330 /* Generated mode : "800x600-100", from ??? */
331 {
332 "800x600-100", {
333 69650, 800, 600, 64, 128, 288, 1088, 4, 10, 40, 640, 800, 0, 8,
334 PM3VideoControl_ENABLE|PM3VideoControl_HSYNC_ACTIVE_LOW|
335 PM3VideoControl_VSYNC_ACTIVE_LOW|PM3VideoControl_PIXELSIZE_8BIT}},
336 /* Generated mode : "1024x768-43-lace" */
337 /* INTERLACED NOT SUPPORTED
338 {"1024x768-43-lace", {44899, 1024, 768, 8, 184, 240, 1264, 1, 9, 49, 817, 1024, 0, 8, PM3VideoControl_ENABLE|PM3VideoControl_HSYNC_ACTIVE_HIGH|PM3VideoControl_VSYNC_ACTIVE_HIGH|PM3VideoControl_PIXELSIZE_8BIT}},
339 INTERLACED NOT SUPPORTED */
340 /* Generated mode : "1024x768-60" */
341 {
342 "1024x768-60", {
343 64998, 1024, 768, 24, 160, 320, 1344, 3, 9, 38,
344 806, 1024, 0, 8,
345 PM3VideoControl_ENABLE |
346 PM3VideoControl_HSYNC_ACTIVE_LOW
347 |
348 PM3VideoControl_VSYNC_ACTIVE_LOW
349 | PM3VideoControl_PIXELSIZE_8BIT}},
350 /* Generated mode : "1024x768-70" */
351 {
352 "1024x768-70", {
353 74996, 1024, 768, 24, 160, 304, 1328, 3, 9, 38,
354 806, 1024, 0, 8,
355 PM3VideoControl_ENABLE |
356 PM3VideoControl_HSYNC_ACTIVE_LOW
357 |
358 PM3VideoControl_VSYNC_ACTIVE_LOW
359 | PM3VideoControl_PIXELSIZE_8BIT}},
360 /* Generated mode : "1024x768-72" */
361 {
362 "1024x768-72", {
363 74996, 10224, 768, 24, 160, 264, 10488, 3, 9, 38,
364 806, 10224, 0, 8,
365 PM3VideoControl_ENABLE |
366 PM3VideoControl_HSYNC_ACTIVE_LOW
367 |
368 PM3VideoControl_VSYNC_ACTIVE_LOW
369 | PM3VideoControl_PIXELSIZE_8BIT}},
370 /* Generated mode : "1024x768-75" */
371 {
372 "1024x768-75", {
373 78746, 1024, 768, 16, 112, 288, 1312, 1, 4, 32,
374 800, 1024, 0, 8,
375 PM3VideoControl_ENABLE |
376 PM3VideoControl_HSYNC_ACTIVE_HIGH
377 |
378 PM3VideoControl_VSYNC_ACTIVE_HIGH
379 | PM3VideoControl_PIXELSIZE_8BIT}},
380 /* Generated mode : "1024x768-90" */
381 {
382 "1024x768-90", {
383 100000, 1024, 768, 0, 96, 288, 1312, 21, 36, 77,
384 845, 1024, 0, 8,
385 PM3VideoControl_ENABLE |
386 PM3VideoControl_HSYNC_ACTIVE_LOW
387 |
388 PM3VideoControl_VSYNC_ACTIVE_LOW
389 | PM3VideoControl_PIXELSIZE_8BIT}},
390 /* Generated mode : "1024x768-100", from /etc/fb.modes */
391 /* DISABLED, vsstart == 0
392 {
393 "1024x768-100", {
394 109998, 1024, 768, 0, 88, 368, 1392, 0, 8, 24, 792,
395 1024, 0, 8,
396 PM3VideoControl_ENABLE |
397 PM3VideoControl_HSYNC_ACTIVE_LOW
398 |
399 PM3VideoControl_VSYNC_ACTIVE_LOW
400 | PM3VideoControl_PIXELSIZE_8BIT}},
401 */
402 /* Generated mode : "1024x768-100", from ??? */
403 {
404 "1024x768-100", {
405 115500, 1024, 768, 32, 224, 416, 1440, 3, 13, 34, 802, 1024, 0, 8,
406 PM3VideoControl_ENABLE|PM3VideoControl_HSYNC_ACTIVE_LOW|
407 PM3VideoControl_VSYNC_ACTIVE_LOW|PM3VideoControl_PIXELSIZE_8BIT}},
408 /* Generated mode : "1152x864-43-lace" */
409 /* INTERLACED NOT SUPPORTED
410 {"1152x864-43-lace", {64998, 1152, 864, 72, 200, 264, 1416, 78, 87, 191, 1055, 1152, 0, 8, PM3VideoControl_ENABLE|PM3VideoControl_HSYNC_ACTIVE_HIGH|PM3VideoControl_VSYNC_ACTIVE_HIGH|PM3VideoControl_PIXELSIZE_8BIT}},
411 INTERLACED NOT SUPPORTED */
412 /* Generated mode : "1152x864-47-lace" */
413 /* INTERLACED NOT SUPPORTED
414 {"1152x864-47-lace", {64998, 1152, 864, 88, 216, 296, 1448, 30, 39, 83, 947, 1152, 0, 8, PM3VideoControl_ENABLE|PM3VideoControl_HSYNC_ACTIVE_HIGH|PM3VideoControl_VSYNC_ACTIVE_HIGH|PM3VideoControl_PIXELSIZE_8BIT}},
415 INTERLACED NOT SUPPORTED */
416 /* Generated mode : "1152x864-60" */
417 {
418 "1152x864-60", {
419 80000, 1152, 864, 64, 176, 304, 1456, 6, 11, 52,
420 916, 1152, 0, 8,
421 PM3VideoControl_ENABLE |
422 PM3VideoControl_HSYNC_ACTIVE_HIGH
423 |
424 PM3VideoControl_VSYNC_ACTIVE_HIGH
425 | PM3VideoControl_PIXELSIZE_8BIT}},
426 /* Generated mode : "1152x864-70" */
427 {
428 "1152x864-70", {
429 100000, 1152, 864, 40, 192, 360, 1512, 13, 24, 81,
430 945, 1152, 0, 8,
431 PM3VideoControl_ENABLE |
432 PM3VideoControl_HSYNC_ACTIVE_HIGH
433 |
434 PM3VideoControl_VSYNC_ACTIVE_HIGH
435 | PM3VideoControl_PIXELSIZE_8BIT}},
436 /* Generated mode : "1152x864-75" */
437 {
438 "1152x864-75", {
439 109998, 1152, 864, 24, 168, 312, 1464, 45, 53, 138,
440 1002, 1152, 0, 8,
441 PM3VideoControl_ENABLE |
442 PM3VideoControl_HSYNC_ACTIVE_HIGH
443 |
444 PM3VideoControl_VSYNC_ACTIVE_HIGH
445 | PM3VideoControl_PIXELSIZE_8BIT}},
446 /* Generated mode : "1152x864-80" */
447 {
448 "1152x864-80", {
449 109998, 1152, 864, 16, 128, 288, 1440, 30, 37, 94,
450 958, 1152, 0, 8,
451 PM3VideoControl_ENABLE |
452 PM3VideoControl_HSYNC_ACTIVE_HIGH
453 |
454 PM3VideoControl_VSYNC_ACTIVE_HIGH
455 | PM3VideoControl_PIXELSIZE_8BIT}},
456 /* Generated mode : "1280x1024-43-lace" */
457 /* INTERLACED NOT SUPPORTED
458 {"1280x1024-43-lace", {80000, 1024, 1024, 80, 160, 320, 1344, 50, 60, 125, 1149, 1024, 0, 8, PM3VideoControl_ENABLE|PM3VideoControl_HSYNC_ACTIVE_HIGH|PM3VideoControl_VSYNC_ACTIVE_HIGH|PM3VideoControl_PIXELSIZE_8BIT}},
459 INTERLACED NOT SUPPORTED */
460 /* Generated mode : "1280x1024-47-lace" */
461 /* INTERLACED NOT SUPPORTED
462 {"1280x1024-47-lace", {80000, 1280, 1024, 80, 160, 320, 1600, 1, 11, 29, 1053, 1280, 0, 8, PM3VideoControl_ENABLE|PM3VideoControl_HSYNC_ACTIVE_HIGH|PM3VideoControl_VSYNC_ACTIVE_HIGH|PM3VideoControl_PIXELSIZE_8BIT}},
463 INTERLACED NOT SUPPORTED */
464 /* Generated mode : "1280x1024-60" */
465 {
466 "1280x1024-60", {
467 107991, 1280, 1024, 48, 160, 408, 1688, 1, 4, 42,
468 1066, 1280, 0, 8,
469 PM3VideoControl_ENABLE |
470 PM3VideoControl_HSYNC_ACTIVE_HIGH
471 |
472 PM3VideoControl_VSYNC_ACTIVE_HIGH
473 | PM3VideoControl_PIXELSIZE_8BIT}},
474 /* Generated mode : "1280x1024-70" */
475 {
476 "1280x1024-70", {
477 125992, 1280, 1024, 80, 192, 408, 1688, 1, 6, 42,
478 1066, 1280, 0, 8,
479 PM3VideoControl_ENABLE |
480 PM3VideoControl_HSYNC_ACTIVE_HIGH
481 |
482 PM3VideoControl_VSYNC_ACTIVE_HIGH
483 | PM3VideoControl_PIXELSIZE_8BIT}},
484 /* Generated mode : "1280x1024-74" */
485 {
486 "1280x1024-74", {
487 134989, 1280, 1024, 32, 176, 432, 1712, 0, 30, 40,
488 1064, 1280, 0, 8,
489 PM3VideoControl_ENABLE |
490 PM3VideoControl_HSYNC_ACTIVE_HIGH
491 |
492 PM3VideoControl_VSYNC_ACTIVE_HIGH
493 | PM3VideoControl_PIXELSIZE_8BIT}},
494 /* Generated mode : "1280x1024-75" */
495 {
496 "1280x1024-75", {
497 134989, 1280, 1024, 16, 160, 408, 1688, 1, 4, 42,
498 1066, 1280, 0, 8,
499 PM3VideoControl_ENABLE |
500 PM3VideoControl_HSYNC_ACTIVE_HIGH
501 |
502 PM3VideoControl_VSYNC_ACTIVE_HIGH
503 | PM3VideoControl_PIXELSIZE_8BIT}},
504 /* Generated mode : "1600x1200-60" */
505 {
506 "1600x1200-60", {
507 155981, 1600, 1200, 32, 192, 448, 2048, 10, 18, 70,
508 1270, 1600, 0, 8,
509 PM3VideoControl_ENABLE |
510 PM3VideoControl_HSYNC_ACTIVE_LOW
511 |
512 PM3VideoControl_VSYNC_ACTIVE_LOW
513 | PM3VideoControl_PIXELSIZE_8BIT}},
514 /* Generated mode : "1600x1200-66" */
515 {
516 "1600x1200-66", {
517 171998, 1600, 1200, 40, 176, 480, 2080, 3, 6, 53,
518 1253, 1600, 0, 8,
519 PM3VideoControl_ENABLE |
520 PM3VideoControl_HSYNC_ACTIVE_LOW
521 |
522 PM3VideoControl_VSYNC_ACTIVE_LOW
523 | PM3VideoControl_PIXELSIZE_8BIT}},
524 /* Generated mode : "1600x1200-76" */
525 {
526 "1600x1200-76", {
527 197980, 1600, 1200, 40, 176, 480, 2080, 3, 8, 50,
528 1250, 1600, 0, 8,
529 PM3VideoControl_ENABLE |
530 PM3VideoControl_HSYNC_ACTIVE_LOW
531 |
532 PM3VideoControl_VSYNC_ACTIVE_LOW
533 | PM3VideoControl_PIXELSIZE_8BIT}},
534 /* ##### end of auto-generated mode */
535 {
536 "\0",}
537 };
538
539 /* more mandatory stuff (see skeletonfb.c + framebuffer driver HOWTO */
540 static struct pm3fb_info fb_info[PM3_MAX_BOARD];
541 static struct pm3fb_par current_par[PM3_MAX_BOARD];
542 static int current_par_valid[PM3_MAX_BOARD];
543 /* to allow explicit filtering of board */
544 short bus[PM3_MAX_BOARD];
545 short slot[PM3_MAX_BOARD];
546 short func[PM3_MAX_BOARD];
547 short disable[PM3_MAX_BOARD];
548 short noaccel[PM3_MAX_BOARD];
549 char fontn[PM3_MAX_BOARD][PM3_FONTNAME_SIZE];
550 short depth[PM3_MAX_BOARD];
551 short flatpanel[PM3_MAX_BOARD];
552 static struct display disp[PM3_MAX_BOARD];
553 static char g_options[PM3_OPTIONS_SIZE] __initdata = "pm3fb,dummy";
554 short printtimings = 0;
555 short forcesize[PM3_MAX_BOARD];
556
557 /* ********************* */
558 /* ***** prototype ***** */
559 /* ********************* */
560 /* card-specific */
561 static void pm3fb_j2000_setup(struct pm3fb_info *l_fb_info);
562 /* permedia3-specific */
563 static pm3fb_timing_result pm3fb_preserve_memory_timings(struct pm3fb_info *l_fb_info);
564 static pm3fb_timing_result pm3fb_try_memory_timings(struct pm3fb_info *l_fb_info);
565 static void pm3fb_write_memory_timings(struct pm3fb_info *l_fb_info);
566 static unsigned long pm3fb_read_dac_reg(struct pm3fb_info *l_fb_info,
567 unsigned long r);
568 static unsigned long pm3fb_CalculateClock(struct pm3fb_info *l_fb_info, unsigned long reqclock, /* In kHz units */
569 unsigned long refclock, /* In kHz units */
570 unsigned char *prescale, /* ClkPreScale */
571 unsigned char *feedback, /* ClkFeedBackScale */
572 unsigned char *postscale
573 /* ClkPostScale */ );
574 static void pm3fb_clear_memory(struct pm3fb_info *l_fb_info, u32 cc);
575 static void pm3fb_clear_colormap(struct pm3fb_info *l_fb_info, unsigned char r, unsigned char g, unsigned char b);
576 static void pm3fb_common_init(struct pm3fb_info *l_fb_info);
577 static int pm3fb_Shiftbpp(struct pm3fb_info *l_fb_info,
578 unsigned long depth, int v);
579 static int pm3fb_Unshiftbpp(struct pm3fb_info *l_fb_info,
580 unsigned long depth, int v);
581 static void pm3fb_mapIO(struct pm3fb_info *l_fb_info);
582 static void pm3fb_unmapIO(struct pm3fb_info *l_fb_info);
583 #if defined(PM3FB_MASTER_DEBUG) && (PM3FB_MASTER_DEBUG >= 2)
584 static void pm3fb_show_cur_mode(struct pm3fb_info *l_fb_info);
585 #endif
586 static void pm3fb_show_cur_timing(struct pm3fb_info *l_fb_info);
587 static void pm3fb_write_mode(struct pm3fb_info *l_fb_info);
588 static void pm3fb_read_mode(struct pm3fb_info *l_fb_info,
589 struct pm3fb_par *curpar);
590 static unsigned long pm3fb_size_memory(struct pm3fb_info *l_fb_info);
591 /* accelerated permedia3-specific */
592 #ifdef PM3FB_USE_ACCEL
593 static void pm3fb_wait_pm3(struct pm3fb_info *l_fb_info);
594 static void pm3fb_init_engine(struct pm3fb_info *l_fb_info);
595 #ifdef FBCON_HAS_CFB32
596 static void pm3fb_cfb32_clear(struct vc_data *conp,
597 struct display *p,
598 int sy, int sx, int height, int width);
599 static void pm3fb_cfb32_clear_margins(struct vc_data *conp,
600 struct display *p, int bottom_only);
601 #endif /* FBCON_HAS_CFB32 */
602 #ifdef FBCON_HAS_CFB16
603 static void pm3fb_cfb16_clear(struct vc_data *conp,
604 struct display *p,
605 int sy, int sx, int height, int width);
606 static void pm3fb_cfb16_clear_margins(struct vc_data *conp,
607 struct display *p, int bottom_only);
608 #endif /* FBCON_HAS_CFB16 */
609 #ifdef FBCON_HAS_CFB8
610 static void pm3fb_cfb8_clear(struct vc_data *conp,
611 struct display *p,
612 int sy, int sx, int height, int width);
613 static void pm3fb_cfb8_clear_margins(struct vc_data *conp,
614 struct display *p, int bottom_only);
615 #endif /* FBCON_HAS_CFB8 */
616 #if defined(FBCON_HAS_CFB8) || defined(FBCON_HAS_CFB16) || defined(FBCON_HAS_CFB32)
617 static void pm3fb_cfbX_bmove(struct display *p,
618 int sy, int sx,
619 int dy, int dx, int height, int width);
620 static void pm3fb_cfbX_putc(struct vc_data *conp, struct display *p,
621 int c, int yy, int xx);
622 static void pm3fb_cfbX_putcs(struct vc_data *conp, struct display *p,
623 const unsigned short *s, int count, int yy,
624 int xx);
625 static void pm3fb_cfbX_revc(struct display *p, int xx, int yy);
626 #endif /* FBCON_HAS_CFB8 || FBCON_HAS_CFB16 || FBCON_HAS_CFB32 */
627 #endif /* PM3FB_USE_ACCEL */
628 /* pre-init */
629 static void pm3fb_mode_setup(char *mode, unsigned long board_num);
630 static void pm3fb_pciid_setup(char *pciid, unsigned long board_num);
631 static char *pm3fb_boardnum_setup(char *options, unsigned long *bn);
632 static void pm3fb_real_setup(char *options);
633 /* fbdev */
634 static int pm3fb_encode_fix(struct fb_fix_screeninfo *fix,
635 const void *par, struct fb_info_gen *info);
636 static int pm3fb_decode_var(const struct fb_var_screeninfo *var,
637 void *par, struct fb_info_gen *info);
638 static void pm3fb_encode_depth(struct fb_var_screeninfo *var, long d);
639 static int pm3fb_encode_var(struct fb_var_screeninfo *var,
640 const void *par, struct fb_info_gen *info);
641 static void pm3fb_get_par(void *par, struct fb_info_gen *info);
642 static void pm3fb_set_par(const void *par, struct fb_info_gen *info);
643 static void pm3fb_set_color(struct pm3fb_info *l_fb_info,
644 unsigned char regno, unsigned char r,
645 unsigned char g, unsigned char b);
646 static int pm3fb_getcolreg(unsigned regno, unsigned *red, unsigned *green,
647 unsigned *blue, unsigned *transp,
648 struct fb_info *info);
649 static int pm3fb_setcolreg(unsigned regno, unsigned red, unsigned green,
650 unsigned blue, unsigned transp,
651 struct fb_info *info);
652 static int pm3fb_blank(int blank_mode, struct fb_info_gen *info);
653 static void pm3fb_set_disp(const void *par, struct display *disp,
654 struct fb_info_gen *info);
655 static void pm3fb_detect(void);
656 static int pm3fb_pan_display(const struct fb_var_screeninfo *var,
657 struct fb_info_gen *info);
658 static int pm3fb_ioctl(struct fb_info *info, u_int cmd, u_long arg);
659
660
661 /* the struct that hold them together */
662 struct fbgen_hwswitch pm3fb_switch = {
663 pm3fb_detect, pm3fb_encode_fix, pm3fb_decode_var, pm3fb_encode_var,
664 pm3fb_get_par, pm3fb_set_par, pm3fb_getcolreg,
665 pm3fb_pan_display, pm3fb_blank, pm3fb_set_disp
666 };
667
668 static struct fb_ops pm3fb_ops = {
669 .owner = THIS_MODULE,
670 .fb_get_fix = fbgen_get_fix,
671 .fb_get_var = fbgen_get_var,
672 .fb_set_var = fbgen_set_var,
673 .fb_get_cmap = fbgen_get_cmap,
674 .fb_set_cmap = fbgen_set_cmap,
675 .fb_setcolreg = pm3fb_setcolreg,
676 .fb_pan_display =fbgen_pan_display,
677 .fb_blank = fbgen_blank,
678 .fb_ioctl = pm3fb_ioctl,
679 };
680
681 #ifdef PM3FB_USE_ACCEL
682 #ifdef FBCON_HAS_CFB32
683 static struct display_switch pm3fb_cfb32 = {
684 fbcon_cfb32_setup, pm3fb_cfbX_bmove, pm3fb_cfb32_clear,
685 pm3fb_cfbX_putc, pm3fb_cfbX_putcs, pm3fb_cfbX_revc,
686 NULL /* cursor() */ , NULL /* set_font() */ ,
687 pm3fb_cfb32_clear_margins,
688 FONTWIDTHRANGE(1, 16) /* true only if accelerated... */
689 };
690 #endif /* FBCON_HAS_CFB32 */
691 #ifdef FBCON_HAS_CFB16
692 static struct display_switch pm3fb_cfb16 = {
693 fbcon_cfb16_setup, pm3fb_cfbX_bmove, pm3fb_cfb16_clear,
694 pm3fb_cfbX_putc, pm3fb_cfbX_putcs, pm3fb_cfbX_revc,
695 NULL /* cursor() */ , NULL /* set_font() */ ,
696 pm3fb_cfb16_clear_margins,
697 FONTWIDTHRANGE(1, 16) /* true only if accelerated... */
698 };
699 #endif /* FBCON_HAS_CFB16 */
700 #ifdef FBCON_HAS_CFB8
701 static struct display_switch pm3fb_cfb8 = {
702 fbcon_cfb8_setup, pm3fb_cfbX_bmove, pm3fb_cfb8_clear,
703 pm3fb_cfbX_putc, pm3fb_cfbX_putcs, pm3fb_cfbX_revc,
704 NULL /* cursor() */ , NULL /* set_font() */ ,
705 pm3fb_cfb8_clear_margins,
706 FONTWIDTHRANGE(1, 16) /* true only if accelerated... */
707 };
708 #endif /* FBCON_HAS_CFB8 */
709 #endif /* PM3FB_USE_ACCEL */
710
711 /* ****************************** */
712 /* ***** card-specific data ***** */
713 /* ****************************** */
714 struct pm3fb_card_timings {
715 unsigned long memsize; /* 0 for last value (i.e. default) */
716 struct pm3fb_timings memt;
717 };
718
719 static struct pm3fb_card_timings t_FormacProFormance3[] = {
720 { 16, { 0x02e311b8, 0x06100205, 0x08000002, 0x00000079, 0x00000000} },
721 { 0, { 0x02e311b8, 0x06100205, 0x08000002, 0x00000079, 0x00000000} } /* from 16 MB PF3 */
722 };
723
724 static struct pm3fb_card_timings t_AppianJeronimo2000[] = {
725 { 32, { 0x02e311B8, 0x07424905, 0x0c000003, 0x00000061, 0x00000000} },
726 { 0, { 0x02e311B8, 0x07424905, 0x0c000003, 0x00000061, 0x00000000} } /* from 32MB J2000 */
727 };
728
729 static struct pm3fb_card_timings t_3DLabsOxygenVX1[] = {
730 { 32, { 0x30e311b8, 0x08501204, 0x08000002, 0x0000006b, 0x00000000} },
731 { 0, { 0x30e311b8, 0x08501204, 0x08000002, 0x0000006b, 0x00000000} } /* from 32MB VX1 */
732 };
733
734 static struct {
735 char cardname[32]; /* recognized card name */
736 u16 subvendor; /* subvendor of the card */
737 u16 subdevice; /* subdevice of the card */
738 u8 func; /* function of the card to which the extra init apply */
739 void (*specific_setup)(struct pm3fb_info *l_fb_info); /* card/func specific setup, done before _any_ FB access */
740 struct pm3fb_card_timings *c_memt; /* defauls timings for the boards */
741 } cardbase[] = {
742 { "Unknown Permedia3 board", 0xFFFF, 0xFFFF, 0xFF, NULL, NULL },
743 { "Appian Jeronimo 2000 head 1", 0x1097, 0x3d32, 1, NULL,
744 t_AppianJeronimo2000
745 },
746 { "Appian Jeronimo 2000 head 2", 0x1097, 0x3d32, 2, pm3fb_j2000_setup,
747 t_AppianJeronimo2000
748 },
749 { "Formac ProFormance 3", PCI_VENDOR_ID_3DLABS, 0x000a, 0, NULL, /* Formac use 3DLabs ID ?!? */
750 t_FormacProFormance3
751 },
752 { "3DLabs Permedia3 Create!", PCI_VENDOR_ID_3DLABS, 0x0127, 0, NULL, NULL },
753 { "3DLabs Oxygen VX1 PCI", PCI_VENDOR_ID_3DLABS, 0x0121, 0, NULL,
754 t_3DLabsOxygenVX1
755 },
756 { "3DLabs Oxygen VX1 AGP", PCI_VENDOR_ID_3DLABS, 0x0125, 0, NULL, NULL },
757 { "3DLabs Oxygen VX1-16 AGP", PCI_VENDOR_ID_3DLABS, 0x0140, 0, NULL, NULL },
758 { "3DLabs Oxygen VX1-1600SW PCI", PCI_VENDOR_ID_3DLABS, 0x0800, 0, NULL, NULL },
759 { "\0", 0x0, 0x0, 0, NULL, NULL }
760 };
761
762 /* ********************************** */
763 /* ***** card-specific function ***** */
764 /* ********************************** */
765 static void pm3fb_j2000_setup(struct pm3fb_info *l_fb_info)
766 { /* the appian j2000 require more initialization of the second head */
767 /* l_fb_info must point to the _second_ head of the J2000 */
768
769 DTRACE;
770
771 l_fb_info->memt = t_AppianJeronimo2000[0].memt; /* 32 MB, first and only j2000 ? */
772
773 pm3fb_write_memory_timings(l_fb_info);
774 }
775
776 /* *************************************** */
777 /* ***** permedia3-specific function ***** */
778 /* *************************************** */
779 static pm3fb_timing_result pm3fb_preserve_memory_timings(struct pm3fb_info *l_fb_info)
780 {
781 l_fb_info->memt.caps = PM3_READ_REG(PM3LocalMemCaps);
782 l_fb_info->memt.timings = PM3_READ_REG(PM3LocalMemTimings);
783 l_fb_info->memt.control = PM3_READ_REG(PM3LocalMemControl);
784 l_fb_info->memt.refresh = PM3_READ_REG(PM3LocalMemRefresh);
785 l_fb_info->memt.powerdown = PM3_READ_REG(PM3LocalMemPowerDown);
786
787 if ((l_fb_info->memt.caps == PM3FB_UNKNOWN_TIMING_VALUE) ||
788 (l_fb_info->memt.timings == PM3FB_UNKNOWN_TIMING_VALUE) ||
789 (l_fb_info->memt.control == PM3FB_UNKNOWN_TIMING_VALUE) ||
790 (l_fb_info->memt.refresh == PM3FB_UNKNOWN_TIMING_VALUE) ||
791 (l_fb_info->memt.powerdown == PM3FB_UNKNOWN_TIMING_VALUE))
792 {
793 printk(KERN_ERR "pm3fb: invalid memory timings in permedia3 board #%ld\n", l_fb_info->board_num);
794 return(pm3fb_try_memory_timings(l_fb_info));
795 }
796 return(pm3fb_timing_ok);
797 }
798
799 static pm3fb_timing_result pm3fb_try_memory_timings(struct pm3fb_info *l_fb_info)
800 {
801 if (cardbase[l_fb_info->board_type].c_memt)
802 {
803 int i = 0, done = 0;
804 while (!done)
805 {
806 if ((cardbase[l_fb_info->board_type].c_memt[i].memsize == l_fb_info->fb_size)
807 || !(cardbase[l_fb_info->board_type].c_memt[i].memsize))
808 { /* will use the 0-sized timings by default */
809 done = 1;
810 l_fb_info->memt = cardbase[l_fb_info->board_type].c_memt[i].memt;
811 printk(KERN_WARNING "pm3fb: trying to use predefined memory timings for permedia3 board #%ld (%s, %ld MB)\n",
812 l_fb_info->board_num,
813 cardbase[l_fb_info->board_type].cardname,
814 cardbase[l_fb_info->board_type].c_memt[i].memsize);
815 pm3fb_write_memory_timings(l_fb_info);
816 return(pm3fb_timing_retry);
817 }
818 i++;
819 }
820 } else
821 return(pm3fb_timing_problem);
822 return(pm3fb_timing_ok);
823 }
824
825 static void pm3fb_write_memory_timings(struct pm3fb_info *l_fb_info)
826 {
827 unsigned char m, n, p;
828 unsigned long clockused;
829
830 PM3_SLOW_WRITE_REG(PM3LocalMemCaps, l_fb_info->memt.caps);
831 PM3_SLOW_WRITE_REG(PM3LocalMemTimings, l_fb_info->memt.timings);
832 PM3_SLOW_WRITE_REG(PM3LocalMemControl, l_fb_info->memt.control);
833 PM3_SLOW_WRITE_REG(PM3LocalMemRefresh, l_fb_info->memt.refresh);
834 PM3_SLOW_WRITE_REG(PM3LocalMemPowerDown, l_fb_info->memt.powerdown);
835
836 clockused =
837 pm3fb_CalculateClock(l_fb_info, 2 * 105000, PM3_REF_CLOCK, &m,
838 &n, &p);
839
840 PM3_WRITE_DAC_REG(PM3RD_KClkPreScale, m);
841 PM3_WRITE_DAC_REG(PM3RD_KClkFeedbackScale, n);
842 PM3_WRITE_DAC_REG(PM3RD_KClkPostScale, p);
843 PM3_WRITE_DAC_REG(PM3RD_KClkControl,
844 PM3RD_KClkControl_STATE_RUN |
845 PM3RD_KClkControl_SOURCE_PLL |
846 PM3RD_KClkControl_ENABLE);
847 PM3_WRITE_DAC_REG(PM3RD_MClkControl,
848 PM3RD_MClkControl_STATE_RUN |
849 PM3RD_MClkControl_SOURCE_KCLK |
850 PM3RD_MClkControl_ENABLE);
851 PM3_WRITE_DAC_REG(PM3RD_SClkControl,
852 PM3RD_SClkControl_STATE_RUN |
853 PM3RD_SClkControl_SOURCE_PCLK |
854 PM3RD_SClkControl_ENABLE);
855 }
856
857 static unsigned long pm3fb_read_dac_reg(struct pm3fb_info *l_fb_info,
858 unsigned long r)
859 {
860 DASSERT((l_fb_info->vIOBase != (unsigned char *) (-1)),
861 "l_fb_info->vIOBase mapped in read dac reg\n");
862 PM3_SET_INDEX(r);
863 mb();
864 return (PM3_READ_REG(PM3RD_IndexedData));
865 }
866
867 /* Calculating various clock parameter */
868 static unsigned long pm3fb_CalculateClock(struct pm3fb_info *l_fb_info, unsigned long reqclock, /* In kHz units */
869 unsigned long refclock, /* In kHz units */
870 unsigned char *prescale, /* ClkPreScale */
871 unsigned char *feedback, /* ClkFeedBackScale */
872 unsigned char *postscale
873 /* ClkPostScale */ )
874 {
875 int f, pre, post;
876 unsigned long freq;
877 long freqerr = 1000;
878 unsigned long actualclock = 0;
879
880 DTRACE;
881
882 for (f = 1; f < 256; f++) {
883 for (pre = 1; pre < 256; pre++) {
884 for (post = 0; post < 5; post++) {
885 freq =
886 ((2 * refclock * f) /
887 (pre * (1 << post)));
888 if ((reqclock > freq - freqerr)
889 && (reqclock < freq + freqerr)) {
890 freqerr =
891 (reqclock >
892 freq) ? reqclock -
893 freq : freq - reqclock;
894 *feedback = f;
895 *prescale = pre;
896 *postscale = post;
897 actualclock = freq;
898 }
899 }
900 }
901 }
902
903 return (actualclock);
904 }
905
906 static int pm3fb_Shiftbpp(struct pm3fb_info *l_fb_info,
907 unsigned long depth, int v)
908 {
909 DTRACE;
910
911 switch (depth) {
912 case 8:
913 return (v >> 4);
914 case 12:
915 case 15:
916 case 16:
917 return (v >> 3);
918 case 32:
919 return (v >> 2);
920 }
921 DPRINTK(1, "Unsupported depth %ld\n", depth);
922 return (0);
923 }
924
925 static int pm3fb_Unshiftbpp(struct pm3fb_info *l_fb_info,
926 unsigned long depth, int v)
927 {
928 DTRACE;
929
930 switch (depth) {
931 case 8:
932 return (v << 4);
933 case 12:
934 case 15:
935 case 16:
936 return (v << 3);
937 case 32:
938 return (v << 2);
939 }
940 DPRINTK(1, "Unsupported depth %ld\n", depth);
941 return (0);
942 }
943
944 static void pm3fb_mapIO(struct pm3fb_info *l_fb_info)
945 {
946 DTRACE;
947
948 l_fb_info->vIOBase =
949 ioremap((unsigned long) l_fb_info->pIOBase, PM3_REGS_SIZE);
950 l_fb_info->v_fb =
951 ioremap((unsigned long) l_fb_info->p_fb, l_fb_info->fb_size);
952 DPRINTK(2, "IO mapping : IOBase %lx / %lx, fb %lx / %lx\n",
953 (unsigned long) l_fb_info->pIOBase,
954 (unsigned long) l_fb_info->vIOBase,
955 (unsigned long) l_fb_info->p_fb,
956 (unsigned long) l_fb_info->v_fb);
957 }
958
959 static void pm3fb_unmapIO(struct pm3fb_info *l_fb_info)
960 {
961 DTRACE;
962
963 iounmap(l_fb_info->vIOBase);
964 iounmap(l_fb_info->v_fb);
965 l_fb_info->vIOBase = (unsigned char *) -1;
966 l_fb_info->v_fb = (unsigned char *) -1;
967 }
968
969 #if defined(PM3FB_MASTER_DEBUG) && (PM3FB_MASTER_DEBUG >= 2)
970 static void pm3fb_show_cur_mode(struct pm3fb_info *l_fb_info)
971 {
972 DPRINTK(2, "PM3Aperture0: 0x%08x\n", PM3_READ_REG(PM3Aperture0));
973 DPRINTK(2, "PM3Aperture1: 0x%08x\n", PM3_READ_REG(PM3Aperture1));
974 DPRINTK(2, "PM3ByAperture1Mode: 0x%08x\n",
975 PM3_READ_REG(PM3ByAperture1Mode));
976 DPRINTK(2, "PM3ByAperture2Mode: 0x%08x\n",
977 PM3_READ_REG(PM3ByAperture2Mode));
978 DPRINTK(2, "PM3ChipConfig: 0x%08x\n", PM3_READ_REG(PM3ChipConfig));
979 DPRINTK(2, "PM3FIFODis: 0x%08x\n", PM3_READ_REG(PM3FIFODis));
980 DPRINTK(2, "PM3HTotal: 0x%08x\n", PM3_READ_REG(PM3HTotal));
981 DPRINTK(2, "PM3HbEnd: 0x%08x\n", PM3_READ_REG(PM3HbEnd));
982 DPRINTK(2, "PM3HgEnd: 0x%08x\n", PM3_READ_REG(PM3HgEnd));
983 DPRINTK(2, "PM3HsEnd: 0x%08x\n", PM3_READ_REG(PM3HsEnd));
984 DPRINTK(2, "PM3HsStart: 0x%08x\n", PM3_READ_REG(PM3HsStart));
985 DPRINTK(2, "PM3MemBypassWriteMask: 0x%08x\n",
986 PM3_READ_REG(PM3MemBypassWriteMask));
987 DPRINTK(2, "PM3RD_IndexControl: 0x%08x\n",
988 PM3_READ_REG(PM3RD_IndexControl));
989 DPRINTK(2, "PM3ScreenBase: 0x%08x\n", PM3_READ_REG(PM3ScreenBase));
990 DPRINTK(2, "PM3ScreenStride: 0x%08x\n",
991 PM3_READ_REG(PM3ScreenStride));
992 DPRINTK(2, "PM3VClkCtl: 0x%08x\n", PM3_READ_REG(PM3VClkCtl));
993 DPRINTK(2, "PM3VTotal: 0x%08x\n", PM3_READ_REG(PM3VTotal));
994 DPRINTK(2, "PM3VbEnd: 0x%08x\n", PM3_READ_REG(PM3VbEnd));
995 DPRINTK(2, "PM3VideoControl: 0x%08x\n",
996 PM3_READ_REG(PM3VideoControl));
997 DPRINTK(2, "PM3VsEnd: 0x%08x\n", PM3_READ_REG(PM3VsEnd));
998 DPRINTK(2, "PM3VsStart: 0x%08x\n", PM3_READ_REG(PM3VsStart));
999
1000 DPRINTK(2, "PM3RD_ColorFormat: %ld\n",
1001 PM3_READ_DAC_REG(PM3RD_ColorFormat));
1002 DPRINTK(2, "PM3RD_DACControl: %ld\n",
1003 PM3_READ_DAC_REG(PM3RD_DACControl));
1004 DPRINTK(2, "PM3RD_DClk0FeedbackScale: %ld\n",
1005 PM3_READ_DAC_REG(PM3RD_DClk0FeedbackScale));
1006 DPRINTK(2, "PM3RD_DClk0PostScale: %ld\n",
1007 PM3_READ_DAC_REG(PM3RD_DClk0PostScale));
1008 DPRINTK(2, "PM3RD_DClk0PreScale: %ld\n",
1009 PM3_READ_DAC_REG(PM3RD_DClk0PreScale));
1010 DPRINTK(2, "[not set] PM3RD_IndexControl: %ld\n",
1011 PM3_READ_DAC_REG(PM3RD_IndexControl));
1012 DPRINTK(2, "PM3RD_MiscControl: %ld\n",
1013 PM3_READ_DAC_REG(PM3RD_MiscControl));
1014 DPRINTK(2, "PM3RD_PixelSize: %ld\n",
1015 PM3_READ_DAC_REG(PM3RD_PixelSize));
1016 DPRINTK(2, "PM3RD_SyncControl: %ld\n",
1017 PM3_READ_DAC_REG(PM3RD_SyncControl));
1018 }
1019
1020 #endif /* defined(PM3FB_MASTER_DEBUG) && (PM3FB_MASTER_DEBUG >= 2) */
1021 static void pm3fb_show_cur_timing(struct pm3fb_info *l_fb_info)
1022 {
1023 u16 subvendor, subdevice;
1024
1025 if ((!pci_read_config_word
1026 (l_fb_info->dev, PCI_SUBSYSTEM_VENDOR_ID, &subvendor))
1027 &&
1028 (!pci_read_config_word
1029 (l_fb_info->dev, PCI_SUBSYSTEM_ID, &subdevice))) {
1030 /* well, nothing... */
1031 } else {
1032 subvendor = subdevice = (u16)-1;
1033 }
1034
1035 printk(KERN_INFO "pm3fb: memory timings for board #%ld (subvendor: 0x%hx, subdevice: 0x%hx)\n", l_fb_info->board_num, subvendor, subdevice);
1036 printk(KERN_INFO " PM3LocalMemCaps: 0x%08x\n",
1037 PM3_READ_REG(PM3LocalMemCaps));
1038 printk(KERN_INFO " PM3LocalMemTimings: 0x%08x\n",
1039 PM3_READ_REG(PM3LocalMemTimings));
1040 printk(KERN_INFO " PM3LocalMemControl: 0x%08x\n",
1041 PM3_READ_REG(PM3LocalMemControl));
1042 printk(KERN_INFO " PM3LocalMemRefresh: 0x%08x\n",
1043 PM3_READ_REG(PM3LocalMemRefresh));
1044 printk(KERN_INFO " PM3LocalMemPowerDown: 0x%08x\n",
1045 PM3_READ_REG(PM3LocalMemPowerDown));
1046 }
1047
1048 /* write the mode to registers */
1049 static void pm3fb_write_mode(struct pm3fb_info *l_fb_info)
1050 {
1051 char tempsync = 0x00, tempmisc = 0x00;
1052 DTRACE;
1053
1054 PM3_SLOW_WRITE_REG(PM3MemBypassWriteMask, 0xffffffff);
1055 PM3_SLOW_WRITE_REG(PM3Aperture0, 0x00000000);
1056 PM3_SLOW_WRITE_REG(PM3Aperture1, 0x00000000);
1057 PM3_SLOW_WRITE_REG(PM3FIFODis, 0x00000007);
1058
1059 PM3_SLOW_WRITE_REG(PM3HTotal,
1060 pm3fb_Shiftbpp(l_fb_info,
1061 l_fb_info->current_par->depth,
1062 l_fb_info->current_par->htotal -
1063 1));
1064 PM3_SLOW_WRITE_REG(PM3HsEnd,
1065 pm3fb_Shiftbpp(l_fb_info,
1066 l_fb_info->current_par->depth,
1067 l_fb_info->current_par->hsend));
1068 PM3_SLOW_WRITE_REG(PM3HsStart,
1069 pm3fb_Shiftbpp(l_fb_info,
1070 l_fb_info->current_par->depth,
1071 l_fb_info->current_par->
1072 hsstart));
1073 PM3_SLOW_WRITE_REG(PM3HbEnd,
1074 pm3fb_Shiftbpp(l_fb_info,
1075 l_fb_info->current_par->depth,
1076 l_fb_info->current_par->hbend));
1077 PM3_SLOW_WRITE_REG(PM3HgEnd,
1078 pm3fb_Shiftbpp(l_fb_info,
1079 l_fb_info->current_par->depth,
1080 l_fb_info->current_par->hbend));
1081 PM3_SLOW_WRITE_REG(PM3ScreenStride,
1082 pm3fb_Shiftbpp(l_fb_info,
1083 l_fb_info->current_par->depth,
1084 l_fb_info->current_par->stride));
1085 PM3_SLOW_WRITE_REG(PM3VTotal, l_fb_info->current_par->vtotal - 1);
1086 PM3_SLOW_WRITE_REG(PM3VsEnd, l_fb_info->current_par->vsend - 1);
1087 PM3_SLOW_WRITE_REG(PM3VsStart,
1088 l_fb_info->current_par->vsstart - 1);
1089 PM3_SLOW_WRITE_REG(PM3VbEnd, l_fb_info->current_par->vbend);
1090
1091 switch (l_fb_info->current_par->depth) {
1092 case 8:
1093 PM3_SLOW_WRITE_REG(PM3ByAperture1Mode,
1094 PM3ByApertureMode_PIXELSIZE_8BIT);
1095 PM3_SLOW_WRITE_REG(PM3ByAperture2Mode,
1096 PM3ByApertureMode_PIXELSIZE_8BIT);
1097 break;
1098
1099 case 12:
1100 case 15:
1101 case 16:
1102 #ifndef __BIG_ENDIAN
1103 PM3_SLOW_WRITE_REG(PM3ByAperture1Mode,
1104 PM3ByApertureMode_PIXELSIZE_16BIT);
1105 PM3_SLOW_WRITE_REG(PM3ByAperture2Mode,
1106 PM3ByApertureMode_PIXELSIZE_16BIT);
1107 #else
1108 PM3_SLOW_WRITE_REG(PM3ByAperture1Mode,
1109 PM3ByApertureMode_PIXELSIZE_16BIT |
1110 PM3ByApertureMode_BYTESWAP_BADC);
1111 PM3_SLOW_WRITE_REG(PM3ByAperture2Mode,
1112 PM3ByApertureMode_PIXELSIZE_16BIT |
1113 PM3ByApertureMode_BYTESWAP_BADC);
1114 #endif /* ! __BIG_ENDIAN */
1115 break;
1116
1117 case 32:
1118 #ifndef __BIG_ENDIAN
1119 PM3_SLOW_WRITE_REG(PM3ByAperture1Mode,
1120 PM3ByApertureMode_PIXELSIZE_32BIT);
1121 PM3_SLOW_WRITE_REG(PM3ByAperture2Mode,
1122 PM3ByApertureMode_PIXELSIZE_32BIT);
1123 #else
1124 PM3_SLOW_WRITE_REG(PM3ByAperture1Mode,
1125 PM3ByApertureMode_PIXELSIZE_32BIT |
1126 PM3ByApertureMode_BYTESWAP_DCBA);
1127 PM3_SLOW_WRITE_REG(PM3ByAperture2Mode,
1128 PM3ByApertureMode_PIXELSIZE_32BIT |
1129 PM3ByApertureMode_BYTESWAP_DCBA);
1130 #endif /* ! __BIG_ENDIAN */
1131 break;
1132
1133 default:
1134 DPRINTK(1, "Unsupported depth %d\n",
1135 l_fb_info->current_par->depth);
1136 break;
1137 }
1138
1139 /*
1140 * Oxygen VX1 - it appears that setting PM3VideoControl and
1141 * then PM3RD_SyncControl to the same SYNC settings undoes
1142 * any net change - they seem to xor together. Only set the
1143 * sync options in PM3RD_SyncControl. --rmk
1144 */
1145 {
1146 unsigned int video = l_fb_info->current_par->video;
1147
1148 video &= ~(PM3VideoControl_HSYNC_MASK |
1149 PM3VideoControl_VSYNC_MASK);
1150 video |= PM3VideoControl_HSYNC_ACTIVE_HIGH |
1151 PM3VideoControl_VSYNC_ACTIVE_HIGH;
1152 PM3_SLOW_WRITE_REG(PM3VideoControl, video);
1153 }
1154 PM3_SLOW_WRITE_REG(PM3VClkCtl,
1155 (PM3_READ_REG(PM3VClkCtl) & 0xFFFFFFFC));
1156 PM3_SLOW_WRITE_REG(PM3ScreenBase, l_fb_info->current_par->base);
1157 PM3_SLOW_WRITE_REG(PM3ChipConfig,
1158 (PM3_READ_REG(PM3ChipConfig) & 0xFFFFFFFD));
1159
1160 {
1161 unsigned char m; /* ClkPreScale */
1162 unsigned char n; /* ClkFeedBackScale */
1163 unsigned char p; /* ClkPostScale */
1164 (void)pm3fb_CalculateClock(l_fb_info, l_fb_info->current_par->pixclock, PM3_REF_CLOCK, &m, &n, &p);
1165
1166 DPRINTK(2,
1167 "Pixclock: %d, Pre: %d, Feedback: %d, Post: %d\n",
1168 l_fb_info->current_par->pixclock, (int) m, (int) n,
1169 (int) p);
1170
1171 PM3_WRITE_DAC_REG(PM3RD_DClk0PreScale, m);
1172 PM3_WRITE_DAC_REG(PM3RD_DClk0FeedbackScale, n);
1173 PM3_WRITE_DAC_REG(PM3RD_DClk0PostScale, p);
1174 }
1175 /*
1176 PM3_WRITE_DAC_REG(PM3RD_IndexControl, 0x00);
1177 */
1178 /*
1179 PM3_SLOW_WRITE_REG(PM3RD_IndexControl, 0x00);
1180 */
1181 if ((l_fb_info->current_par->video & PM3VideoControl_HSYNC_MASK) ==
1182 PM3VideoControl_HSYNC_ACTIVE_HIGH)
1183 tempsync |= PM3RD_SyncControl_HSYNC_ACTIVE_HIGH;
1184 if ((l_fb_info->current_par->video & PM3VideoControl_VSYNC_MASK) ==
1185 PM3VideoControl_VSYNC_ACTIVE_HIGH)
1186 tempsync |= PM3RD_SyncControl_VSYNC_ACTIVE_HIGH;
1187
1188 PM3_WRITE_DAC_REG(PM3RD_SyncControl, tempsync);
1189 DPRINTK(2, "PM3RD_SyncControl: %d\n", tempsync);
1190
1191 if (flatpanel[l_fb_info->board_num])
1192 {
1193 PM3_WRITE_DAC_REG(PM3RD_DACControl, PM3RD_DACControl_BLANK_PEDESTAL_ENABLE);
1194 PM3_WAIT(2);
1195 PM3_WRITE_REG(PM3VSConfiguration, 0x06);
1196 PM3_WRITE_REG(0x5a00, 1 << 14); /* black magic... */
1197 tempmisc = PM3RD_MiscControl_VSB_OUTPUT_ENABLE;
1198 }
1199 else
1200 PM3_WRITE_DAC_REG(PM3RD_DACControl, 0x00);
1201
1202 switch (l_fb_info->current_par->depth) {
1203 case 8:
1204 PM3_WRITE_DAC_REG(PM3RD_PixelSize,
1205 PM3RD_PixelSize_8_BIT_PIXELS);
1206 PM3_WRITE_DAC_REG(PM3RD_ColorFormat,
1207 PM3RD_ColorFormat_CI8_COLOR |
1208 PM3RD_ColorFormat_COLOR_ORDER_BLUE_LOW);
1209 tempmisc |= PM3RD_MiscControl_HIGHCOLOR_RES_ENABLE;
1210 break;
1211 case 12:
1212 PM3_WRITE_DAC_REG(PM3RD_PixelSize,
1213 PM3RD_PixelSize_16_BIT_PIXELS);
1214 PM3_WRITE_DAC_REG(PM3RD_ColorFormat,
1215 PM3RD_ColorFormat_4444_COLOR |
1216 PM3RD_ColorFormat_COLOR_ORDER_BLUE_LOW |
1217 PM3RD_ColorFormat_LINEAR_COLOR_EXT_ENABLE);
1218 tempmisc |= PM3RD_MiscControl_DIRECTCOLOR_ENABLE |
1219 PM3RD_MiscControl_HIGHCOLOR_RES_ENABLE;
1220 break;
1221 case 15:
1222 PM3_WRITE_DAC_REG(PM3RD_PixelSize,
1223 PM3RD_PixelSize_16_BIT_PIXELS);
1224 PM3_WRITE_DAC_REG(PM3RD_ColorFormat,
1225 PM3RD_ColorFormat_5551_FRONT_COLOR |
1226 PM3RD_ColorFormat_COLOR_ORDER_BLUE_LOW |
1227 PM3RD_ColorFormat_LINEAR_COLOR_EXT_ENABLE);
1228 tempmisc |= PM3RD_MiscControl_DIRECTCOLOR_ENABLE |
1229 PM3RD_MiscControl_HIGHCOLOR_RES_ENABLE;
1230 break;
1231 case 16:
1232 PM3_WRITE_DAC_REG(PM3RD_PixelSize,
1233 PM3RD_PixelSize_16_BIT_PIXELS);
1234 PM3_WRITE_DAC_REG(PM3RD_ColorFormat,
1235 PM3RD_ColorFormat_565_FRONT_COLOR |
1236 PM3RD_ColorFormat_COLOR_ORDER_BLUE_LOW |
1237 PM3RD_ColorFormat_LINEAR_COLOR_EXT_ENABLE);
1238 tempmisc |= PM3RD_MiscControl_DIRECTCOLOR_ENABLE |
1239 PM3RD_MiscControl_HIGHCOLOR_RES_ENABLE;
1240 break;
1241 case 32:
1242 PM3_WRITE_DAC_REG(PM3RD_PixelSize,
1243 PM3RD_PixelSize_32_BIT_PIXELS);
1244 PM3_WRITE_DAC_REG(PM3RD_ColorFormat,
1245 PM3RD_ColorFormat_8888_COLOR |
1246 PM3RD_ColorFormat_COLOR_ORDER_BLUE_LOW);
1247 tempmisc |= PM3RD_MiscControl_DIRECTCOLOR_ENABLE |
1248 PM3RD_MiscControl_HIGHCOLOR_RES_ENABLE;
1249 break;
1250 }
1251 PM3_WRITE_DAC_REG(PM3RD_MiscControl, tempmisc);
1252
1253 PM3_SHOW_CUR_MODE;
1254 }
1255
1256 static void pm3fb_read_mode(struct pm3fb_info *l_fb_info,
1257 struct pm3fb_par *curpar)
1258 {
1259 unsigned long pixsize1, pixsize2, clockused;
1260 unsigned long pre, feedback, post;
1261
1262 DTRACE;
1263
1264 clockused = PM3_READ_REG(PM3VClkCtl);
1265
1266 switch (clockused) {
1267 case 3:
1268 pre = PM3_READ_DAC_REG(PM3RD_DClk3PreScale);
1269 feedback = PM3_READ_DAC_REG(PM3RD_DClk3FeedbackScale);
1270 post = PM3_READ_DAC_REG(PM3RD_DClk3PostScale);
1271
1272 DPRINTK(2,
1273 "DClk3 parameter: Pre: %ld, Feedback: %ld, Post: %ld ; giving pixclock: %ld\n",
1274 pre, feedback, post, PM3_SCALE_TO_CLOCK(pre,
1275 feedback,
1276 post));
1277 break;
1278 case 2:
1279 pre = PM3_READ_DAC_REG(PM3RD_DClk2PreScale);
1280 feedback = PM3_READ_DAC_REG(PM3RD_DClk2FeedbackScale);
1281 post = PM3_READ_DAC_REG(PM3RD_DClk2PostScale);
1282
1283 DPRINTK(2,
1284 "DClk2 parameter: Pre: %ld, Feedback: %ld, Post: %ld ; giving pixclock: %ld\n",
1285 pre, feedback, post, PM3_SCALE_TO_CLOCK(pre,
1286 feedback,
1287 post));
1288 break;
1289 case 1:
1290 pre = PM3_READ_DAC_REG(PM3RD_DClk1PreScale);
1291 feedback = PM3_READ_DAC_REG(PM3RD_DClk1FeedbackScale);
1292 post = PM3_READ_DAC_REG(PM3RD_DClk1PostScale);
1293
1294 DPRINTK(2,
1295 "DClk1 parameter: Pre: %ld, Feedback: %ld, Post: %ld ; giving pixclock: %ld\n",
1296 pre, feedback, post, PM3_SCALE_TO_CLOCK(pre,
1297 feedback,
1298 post));
1299 break;
1300 case 0:
1301 pre = PM3_READ_DAC_REG(PM3RD_DClk0PreScale);
1302 feedback = PM3_READ_DAC_REG(PM3RD_DClk0FeedbackScale);
1303 post = PM3_READ_DAC_REG(PM3RD_DClk0PostScale);
1304
1305 DPRINTK(2,
1306 "DClk0 parameter: Pre: %ld, Feedback: %ld, Post: %ld ; giving pixclock: %ld\n",
1307 pre, feedback, post, PM3_SCALE_TO_CLOCK(pre,
1308 feedback,
1309 post));
1310 break;
1311 default:
1312 pre = feedback = post = 0;
1313 DPRINTK(1, "Unknowk D clock used : %ld\n", clockused);
1314 break;
1315 }
1316
1317 curpar->pixclock = PM3_SCALE_TO_CLOCK(pre, feedback, post);
1318
1319 pixsize1 =
1320 PM3ByApertureMode_PIXELSIZE_MASK &
1321 (PM3_READ_REG(PM3ByAperture1Mode));
1322 pixsize2 =
1323 PM3ByApertureMode_PIXELSIZE_MASK &
1324 (PM3_READ_REG(PM3ByAperture2Mode));
1325
1326 DASSERT((pixsize1 == pixsize2),
1327 "pixsize the same in both aperture\n");
1328
1329 if (pixsize1 & PM3ByApertureMode_PIXELSIZE_32BIT)
1330 curpar->depth = 32;
1331 else if (pixsize1 & PM3ByApertureMode_PIXELSIZE_16BIT)
1332 {
1333 curpar->depth = 16;
1334 }
1335 else
1336 curpar->depth = 8;
1337
1338 /* not sure if I need to add one on the next ; it give better result with */
1339 curpar->htotal =
1340 pm3fb_Unshiftbpp(l_fb_info, curpar->depth,
1341 1 + PM3_READ_REG(PM3HTotal));
1342 curpar->hsend =
1343 pm3fb_Unshiftbpp(l_fb_info, curpar->depth,
1344 PM3_READ_REG(PM3HsEnd));
1345 curpar->hsstart =
1346 pm3fb_Unshiftbpp(l_fb_info, curpar->depth,
1347 PM3_READ_REG(PM3HsStart));
1348 curpar->hbend =
1349 pm3fb_Unshiftbpp(l_fb_info, curpar->depth,
1350 PM3_READ_REG(PM3HbEnd));
1351
1352 curpar->stride =
1353 pm3fb_Unshiftbpp(l_fb_info, curpar->depth,
1354 PM3_READ_REG(PM3ScreenStride));
1355
1356 curpar->vtotal = 1 + PM3_READ_REG(PM3VTotal);
1357 curpar->vsend = 1 + PM3_READ_REG(PM3VsEnd);
1358 curpar->vsstart = 1 + PM3_READ_REG(PM3VsStart);
1359 curpar->vbend = PM3_READ_REG(PM3VbEnd);
1360
1361 curpar->video = PM3_READ_REG(PM3VideoControl);
1362
1363 curpar->base = PM3_READ_REG(PM3ScreenBase);
1364 curpar->width = curpar->htotal - curpar->hbend; /* make virtual == displayed resolution */
1365 curpar->height = curpar->vtotal - curpar->vbend;
1366
1367 DPRINTK(2, "Found : %d * %d, %d Khz, stride is %08x\n",
1368 curpar->width, curpar->height, curpar->pixclock,
1369 curpar->stride);
1370 }
1371
1372 static unsigned long pm3fb_size_memory(struct pm3fb_info *l_fb_info)
1373 {
1374 unsigned long memsize = 0, tempBypass, i, temp1, temp2;
1375 u16 subvendor, subdevice;
1376 pm3fb_timing_result ptr;
1377
1378 DTRACE;
1379
1380 l_fb_info->fb_size = 64 * 1024 * 1024; /* pm3 aperture always 64 MB */
1381 pm3fb_mapIO(l_fb_info); /* temporary map IO */
1382
1383 DASSERT((l_fb_info->vIOBase != NULL),
1384 "IO successfully mapped before mem detect\n");
1385 DASSERT((l_fb_info->v_fb != NULL),
1386 "FB successfully mapped before mem detect\n");
1387
1388 /* card-specific stuff, *before* accessing *any* FB memory */
1389 if ((!pci_read_config_word
1390 (l_fb_info->dev, PCI_SUBSYSTEM_VENDOR_ID, &subvendor))
1391 &&
1392 (!pci_read_config_word
1393 (l_fb_info->dev, PCI_SUBSYSTEM_ID, &subdevice))) {
1394 i = 0; l_fb_info->board_type = 0;
1395 while ((cardbase[i].cardname[0]) && !(l_fb_info->board_type)) {
1396 if ((cardbase[i].subvendor == subvendor) &&
1397 (cardbase[i].subdevice == subdevice) &&
1398 (cardbase[i].func == PCI_FUNC(l_fb_info->dev->devfn))) {
1399 DPRINTK(2, "Card #%ld is an %s\n",
1400 l_fb_info->board_num,
1401 cardbase[i].cardname);
1402 if (cardbase[i].specific_setup)
1403 cardbase[i].specific_setup(l_fb_info);
1404 l_fb_info->board_type = i;
1405 }
1406 i++;
1407 }
1408 if (!l_fb_info->board_type) {
1409 DPRINTK(1, "Card #%ld is an unknown 0x%04x / 0x%04x\n",
1410 l_fb_info->board_num, subvendor, subdevice);
1411 }
1412 } else {
1413 printk(KERN_ERR "pm3fb: Error: pci_read_config_word failed, board #%ld\n",
1414 l_fb_info->board_num);
1415 }
1416
1417 if (printtimings)
1418 pm3fb_show_cur_timing(l_fb_info);
1419
1420 /* card-specific setup is done, we preserve the final
1421 memory timing for future reference */
1422 if ((ptr = pm3fb_preserve_memory_timings(l_fb_info)) == pm3fb_timing_problem) { /* memory timings were wrong ! oops.... */
1423 return(0);
1424 }
1425
1426 tempBypass = PM3_READ_REG(PM3MemBypassWriteMask);
1427
1428 DPRINTK(2, "PM3MemBypassWriteMask was: 0x%08lx\n", tempBypass);
1429
1430 PM3_SLOW_WRITE_REG(PM3MemBypassWriteMask, 0xFFFFFFFF);
1431
1432 /* pm3 split up memory, replicates, and do a lot of nasty stuff IMHO ;-) */
1433 for (i = 0; i < 32; i++) {
1434 fb_writel(i * 0x00345678,
1435 (l_fb_info->v_fb + (i * 1048576)));
1436 mb();
1437 temp1 = fb_readl((l_fb_info->v_fb + (i * 1048576)));
1438
1439 /* Let's check for wrapover, write will fail at 16MB boundary */
1440 if (temp1 == (i * 0x00345678))
1441 memsize = i;
1442 else
1443 break;
1444 }
1445
1446 DPRINTK(2, "First detect pass already got %ld MB\n", memsize + 1);
1447
1448 if (memsize == i) {
1449 for (i = 0; i < 32; i++) {
1450 /* Clear first 32MB ; 0 is 0, no need to byteswap */
1451 writel(0x0000000,
1452 (l_fb_info->v_fb + (i * 1048576)));
1453 mb();
1454 }
1455
1456 for (i = 32; i < 64; i++) {
1457 fb_writel(i * 0x00345678,
1458 (l_fb_info->v_fb + (i * 1048576)));
1459 mb();
1460 temp1 =
1461 fb_readl((l_fb_info->v_fb + (i * 1048576)));
1462 temp2 =
1463 fb_readl((l_fb_info->v_fb +
1464 ((i - 32) * 1048576)));
1465 if ((temp1 == (i * 0x00345678)) && (temp2 == 0)) /* different value, different RAM... */
1466 memsize = i;
1467 else
1468 break;
1469 }
1470 }
1471
1472 DPRINTK(2, "Second detect pass got %ld MB\n", memsize + 1);
1473
1474 PM3_SLOW_WRITE_REG(PM3MemBypassWriteMask, tempBypass);
1475
1476 pm3fb_unmapIO(l_fb_info);
1477 memsize = 1048576 * (memsize + 1);
1478
1479 DPRINTK(2, "Returning 0x%08lx bytes\n", memsize);
1480
1481 if (forcesize[l_fb_info->board_num] && ((forcesize[l_fb_info->board_num] * 1048576) != memsize))
1482 {
1483 printk(KERN_WARNING "pm3fb: mismatch between probed (%ld MB) and specified (%hd MB) memory size, using SPECIFIED !\n", memsize, forcesize[l_fb_info->board_num]);
1484 memsize = 1048576 * forcesize[l_fb_info->board_num];
1485 }
1486
1487 l_fb_info->fb_size = memsize;
1488
1489 if (ptr == pm3fb_timing_retry)
1490 {
1491 printk(KERN_WARNING "pm3fb: retrying memory timings check");
1492 if (pm3fb_try_memory_timings(l_fb_info) == pm3fb_timing_problem)
1493 return(0);
1494 }
1495
1496 return (memsize);
1497 }
1498
1499 static void pm3fb_clear_memory(struct pm3fb_info *l_fb_info, u32 cc)
1500 {
1501 int i;
1502
1503 DTRACE;
1504
1505 for (i = 0; i < (l_fb_info->fb_size / sizeof(u32)) ; i++) /* clear entire FB memory to black */
1506 {
1507 fb_writel(cc, (l_fb_info->v_fb + (i * sizeof(u32))));
1508 }
1509 }
1510
1511 static void pm3fb_clear_colormap(struct pm3fb_info *l_fb_info, unsigned char r, unsigned char g, unsigned char b)
1512 {
1513 int i;
1514
1515 DTRACE;
1516
1517 for (i = 0; i < 256 ; i++) /* fill color map with white */
1518 pm3fb_set_color(l_fb_info, i, r, g, b);
1519
1520 }
1521
1522 /* common initialisation */
1523 static void pm3fb_common_init(struct pm3fb_info *l_fb_info)
1524 {
1525 DTRACE;
1526
1527 DPRINTK(2, "Initializing board #%ld @ %lx\n", l_fb_info->board_num,
1528 (unsigned long) l_fb_info);
1529
1530 strcpy(l_fb_info->gen.info.modename, permedia3_name);
1531 disp[l_fb_info->board_num].scrollmode = 0; /* SCROLL_YNOMOVE; *//* 0 means "let fbcon choose" */
1532 l_fb_info->gen.parsize = sizeof(struct pm3fb_par);
1533 l_fb_info->gen.info.changevar = NULL;
1534 l_fb_info->gen.info.fbops = &pm3fb_ops;
1535 l_fb_info->gen.info.disp = &(disp[l_fb_info->board_num]);
1536 if (fontn[l_fb_info->board_num][0])
1537 strcpy(l_fb_info->gen.info.fontname,
1538 fontn[l_fb_info->board_num]);
1539 l_fb_info->gen.info.switch_con = &fbgen_switch;
1540 l_fb_info->gen.info.updatevar = &fbgen_update_var; /* */
1541 l_fb_info->gen.info.flags = FBINFO_FLAG_DEFAULT;
1542
1543 pm3fb_mapIO(l_fb_info);
1544
1545 pm3fb_clear_memory(l_fb_info, 0);
1546 pm3fb_clear_colormap(l_fb_info, 0, 0, 0);
1547
1548 (void) fbgen_get_var(&(disp[l_fb_info->board_num]).var, -1,
1549 &l_fb_info->gen.info);
1550
1551 if (depth[l_fb_info->board_num]) /* override mode-defined depth */
1552 {
1553 pm3fb_encode_depth(&(disp[l_fb_info->board_num]).var, depth[l_fb_info->board_num]);
1554 (disp[l_fb_info->board_num]).var.bits_per_pixel = depth2bpp(depth[l_fb_info->board_num]);
1555 }
1556
1557 (void) fbgen_do_set_var(&(disp[l_fb_info->board_num]).var, 1,
1558 &l_fb_info->gen);
1559
1560 fbgen_set_disp(-1, &l_fb_info->gen);
1561
1562 do_install_cmap(0, &l_fb_info->gen.info);
1563
1564 if (register_framebuffer(&l_fb_info->gen.info) < 0) {
1565 DPRINTK(1, "Couldn't register framebuffer\n");
1566 return;
1567 }
1568
1569 PM3_WRITE_DAC_REG(PM3RD_CursorMode,
1570 PM3RD_CursorMode_CURSOR_DISABLE);
1571
1572 PM3_SHOW_CUR_MODE;
1573
1574 pm3fb_write_mode(l_fb_info);
1575
1576 printk("fb%d: %s, using %uK of video memory (%s)\n",
1577 l_fb_info->gen.info.node,
1578 permedia3_name, (u32) (l_fb_info->fb_size >> 10),
1579 cardbase[l_fb_info->board_type].cardname);
1580 }
1581
1582 /* **************************************************** */
1583 /* ***** accelerated permedia3-specific functions ***** */
1584 /* **************************************************** */
1585 #ifdef PM3FB_USE_ACCEL
1586 static void pm3fb_wait_pm3(struct pm3fb_info *l_fb_info)
1587 {
1588 DTRACE;
1589
1590 PM3_SLOW_WRITE_REG(PM3FilterMode, PM3FilterModeSync);
1591 PM3_SLOW_WRITE_REG(PM3Sync, 0);
1592 mb();
1593 do {
1594 while ((PM3_READ_REG(PM3OutFIFOWords)) == 0);
1595 rmb();
1596 } while ((PM3_READ_REG(PM3OutputFifo)) != PM3Sync_Tag);
1597 }
1598
1599 static void pm3fb_init_engine(struct pm3fb_info *l_fb_info)
1600 {
1601 PM3_SLOW_WRITE_REG(PM3FilterMode, PM3FilterModeSync);
1602 PM3_SLOW_WRITE_REG(PM3StatisticMode, 0x0);
1603 PM3_SLOW_WRITE_REG(PM3DeltaMode, 0x0);
1604 PM3_SLOW_WRITE_REG(PM3RasterizerMode, 0x0);
1605 PM3_SLOW_WRITE_REG(PM3ScissorMode, 0x0);
1606 PM3_SLOW_WRITE_REG(PM3LineStippleMode, 0x0);
1607 PM3_SLOW_WRITE_REG(PM3AreaStippleMode, 0x0);
1608 PM3_SLOW_WRITE_REG(PM3GIDMode, 0x0);
1609 PM3_SLOW_WRITE_REG(PM3DepthMode, 0x0);
1610 PM3_SLOW_WRITE_REG(PM3StencilMode, 0x0);
1611 PM3_SLOW_WRITE_REG(PM3StencilData, 0x0);
1612 PM3_SLOW_WRITE_REG(PM3ColorDDAMode, 0x0);
1613 PM3_SLOW_WRITE_REG(PM3TextureCoordMode, 0x0);
1614 PM3_SLOW_WRITE_REG(PM3TextureIndexMode0, 0x0);
1615 PM3_SLOW_WRITE_REG(PM3TextureIndexMode1, 0x0);
1616 PM3_SLOW_WRITE_REG(PM3TextureReadMode, 0x0);
1617 PM3_SLOW_WRITE_REG(PM3LUTMode, 0x0);
1618 PM3_SLOW_WRITE_REG(PM3TextureFilterMode, 0x0);
1619 PM3_SLOW_WRITE_REG(PM3TextureCompositeMode, 0x0);
1620 PM3_SLOW_WRITE_REG(PM3TextureApplicationMode, 0x0);
1621 PM3_SLOW_WRITE_REG(PM3TextureCompositeColorMode1, 0x0);
1622 PM3_SLOW_WRITE_REG(PM3TextureCompositeAlphaMode1, 0x0);
1623 PM3_SLOW_WRITE_REG(PM3TextureCompositeColorMode0, 0x0);
1624 PM3_SLOW_WRITE_REG(PM3TextureCompositeAlphaMode0, 0x0);
1625 PM3_SLOW_WRITE_REG(PM3FogMode, 0x0);
1626 PM3_SLOW_WRITE_REG(PM3ChromaTestMode, 0x0);
1627 PM3_SLOW_WRITE_REG(PM3AlphaTestMode, 0x0);
1628 PM3_SLOW_WRITE_REG(PM3AntialiasMode, 0x0);
1629 PM3_SLOW_WRITE_REG(PM3YUVMode, 0x0);
1630 PM3_SLOW_WRITE_REG(PM3AlphaBlendColorMode, 0x0);
1631 PM3_SLOW_WRITE_REG(PM3AlphaBlendAlphaMode, 0x0);
1632 PM3_SLOW_WRITE_REG(PM3DitherMode, 0x0);
1633 PM3_SLOW_WRITE_REG(PM3LogicalOpMode, 0x0);
1634 PM3_SLOW_WRITE_REG(PM3RouterMode, 0x0);
1635 PM3_SLOW_WRITE_REG(PM3Window, 0x0);
1636
1637 PM3_SLOW_WRITE_REG(PM3Config2D, 0x0);
1638
1639 PM3_SLOW_WRITE_REG(PM3SpanColorMask, 0xffffffff);
1640
1641 PM3_SLOW_WRITE_REG(PM3XBias, 0x0);
1642 PM3_SLOW_WRITE_REG(PM3YBias, 0x0);
1643 PM3_SLOW_WRITE_REG(PM3DeltaControl, 0x0);
1644
1645 PM3_SLOW_WRITE_REG(PM3BitMaskPattern, 0xffffffff);
1646
1647 PM3_SLOW_WRITE_REG(PM3FBDestReadEnables,
1648 PM3FBDestReadEnables_E(0xff) |
1649 PM3FBDestReadEnables_R(0xff) |
1650 PM3FBDestReadEnables_ReferenceAlpha(0xff));
1651 PM3_SLOW_WRITE_REG(PM3FBDestReadBufferAddr0, 0x0);
1652 PM3_SLOW_WRITE_REG(PM3FBDestReadBufferOffset0, 0x0);
1653 PM3_SLOW_WRITE_REG(PM3FBDestReadBufferWidth0,
1654 PM3FBDestReadBufferWidth_Width(l_fb_info->
1655 current_par->
1656 width));
1657
1658 PM3_SLOW_WRITE_REG(PM3FBDestReadMode,
1659 PM3FBDestReadMode_ReadEnable |
1660 PM3FBDestReadMode_Enable0);
1661 PM3_SLOW_WRITE_REG(PM3FBSourceReadBufferAddr, 0x0);
1662 PM3_SLOW_WRITE_REG(PM3FBSourceReadBufferOffset, 0x0);
1663 PM3_SLOW_WRITE_REG(PM3FBSourceReadBufferWidth,
1664 PM3FBSourceReadBufferWidth_Width(l_fb_info->
1665 current_par->
1666 width));
1667 PM3_SLOW_WRITE_REG(PM3FBSourceReadMode,
1668 PM3FBSourceReadMode_Blocking |
1669 PM3FBSourceReadMode_ReadEnable);
1670
1671 {
1672 unsigned long rm = 1;
1673 switch (l_fb_info->current_par->depth) {
1674 case 8:
1675 PM3_SLOW_WRITE_REG(PM3PixelSize,
1676 PM3PixelSize_GLOBAL_8BIT);
1677 break;
1678 case 12:
1679 case 15:
1680 case 16:
1681 PM3_SLOW_WRITE_REG(PM3PixelSize,
1682 PM3PixelSize_GLOBAL_16BIT);
1683 break;
1684 case 32:
1685 PM3_SLOW_WRITE_REG(PM3PixelSize,
1686 PM3PixelSize_GLOBAL_32BIT);
1687 break;
1688 default:
1689 DPRINTK(1, "Unsupported depth %d\n",
1690 l_fb_info->current_par->depth);
1691 break;
1692 }
1693 PM3_SLOW_WRITE_REG(PM3RasterizerMode, rm);
1694 }
1695
1696 PM3_SLOW_WRITE_REG(PM3FBSoftwareWriteMask, 0xffffffff);
1697 PM3_SLOW_WRITE_REG(PM3FBHardwareWriteMask, 0xffffffff);
1698 PM3_SLOW_WRITE_REG(PM3FBWriteMode,
1699 PM3FBWriteMode_WriteEnable |
1700 PM3FBWriteMode_OpaqueSpan |
1701 PM3FBWriteMode_Enable0);
1702 PM3_SLOW_WRITE_REG(PM3FBWriteBufferAddr0, 0x0);
1703 PM3_SLOW_WRITE_REG(PM3FBWriteBufferOffset0, 0x0);
1704 PM3_SLOW_WRITE_REG(PM3FBWriteBufferWidth0,
1705 PM3FBWriteBufferWidth_Width(l_fb_info->
1706 current_par->
1707 width));
1708
1709 PM3_SLOW_WRITE_REG(PM3SizeOfFramebuffer, 0x0);
1710 {
1711 unsigned long sofb = (8UL * l_fb_info->fb_size) /
1712 ((depth2bpp(l_fb_info->current_par->depth))
1713 * l_fb_info->current_par->width); /* size in lines of FB */
1714 if (sofb > 4095)
1715 PM3_SLOW_WRITE_REG(PM3SizeOfFramebuffer, 4095);
1716 else
1717 PM3_SLOW_WRITE_REG(PM3SizeOfFramebuffer, sofb);
1718
1719 switch (l_fb_info->current_par->depth) {
1720 case 8:
1721 PM3_SLOW_WRITE_REG(PM3DitherMode,
1722 (1 << 10) | (2 << 3));
1723 break;
1724 case 12:
1725 case 15:
1726 case 16:
1727 PM3_SLOW_WRITE_REG(PM3DitherMode,
1728 (1 << 10) | (1 << 3));
1729 break;
1730 case 32:
1731 PM3_SLOW_WRITE_REG(PM3DitherMode,
1732 (1 << 10) | (0 << 3));
1733 break;
1734 default:
1735 DPRINTK(1, "Unsupported depth %d\n",
1736 l_fb_info->current_par->depth);
1737 break;
1738 }
1739 }
1740
1741 PM3_SLOW_WRITE_REG(PM3dXDom, 0x0);
1742 PM3_SLOW_WRITE_REG(PM3dXSub, 0x0);
1743 PM3_SLOW_WRITE_REG(PM3dY, (1 << 16));
1744 PM3_SLOW_WRITE_REG(PM3StartXDom, 0x0);
1745 PM3_SLOW_WRITE_REG(PM3StartXSub, 0x0);
1746 PM3_SLOW_WRITE_REG(PM3StartY, 0x0);
1747 PM3_SLOW_WRITE_REG(PM3Count, 0x0);
1748
1749 /* Disable LocalBuffer. better safe than sorry */
1750 PM3_SLOW_WRITE_REG(PM3LBDestReadMode, 0x0);
1751 PM3_SLOW_WRITE_REG(PM3LBDestReadEnables, 0x0);
1752 PM3_SLOW_WRITE_REG(PM3LBSourceReadMode, 0x0);
1753 PM3_SLOW_WRITE_REG(PM3LBWriteMode, 0x0);
1754
1755 pm3fb_wait_pm3(l_fb_info);
1756 }
1757
1758 #ifdef FBCON_HAS_CFB32
1759 static void pm3fb_cfb32_clear(struct vc_data *conp,
1760 struct display *p,
1761 int sy, int sx, int height, int width)
1762 {
1763 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
1764 u32 c;
1765
1766 DTRACE;
1767
1768 sx = sx * fontwidth(p);
1769 width = width * fontwidth(p);
1770 sy = sy * fontheight(p);
1771 height = height * fontheight(p);
1772 c = ((u32 *) p->dispsw_data)[attr_bgcol_ec(p, conp)];
1773
1774 /* block fills in 32bpp are hard, but in low res (width <= 1600 :-)
1775 we can use 16bpp operations, but not if NoWriteMask is on (SDRAM) */
1776 if ((l_fb_info->current_par->width > 1600) ||
1777 (l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)) {
1778 PM3_WAIT(4);
1779
1780 PM3_WRITE_REG(PM3Config2D,
1781 PM3Config2D_UseConstantSource |
1782 PM3Config2D_ForegroundROPEnable |
1783 (PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
1784 PM3Config2D_FBWriteEnable);
1785
1786 PM3_WRITE_REG(PM3ForegroundColor, c);
1787
1788 PM3_WRITE_REG(PM3RectanglePosition,
1789 (PM3RectanglePosition_XOffset(sx)) |
1790 (PM3RectanglePosition_YOffset(sy)));
1791
1792 PM3_WRITE_REG(PM3Render2D,
1793 PM3Render2D_XPositive |
1794 PM3Render2D_YPositive |
1795 PM3Render2D_Operation_Normal |
1796 PM3Render2D_SpanOperation |
1797 (PM3Render2D_Width(width)) |
1798 (PM3Render2D_Height(height)));
1799 } else {
1800 PM3_WAIT(8);
1801
1802 PM3_WRITE_REG(PM3FBBlockColor, c);
1803
1804 PM3_WRITE_REG(PM3PixelSize, PM3PixelSize_GLOBAL_16BIT);
1805
1806 PM3_WRITE_REG(PM3FBWriteBufferWidth0,
1807 PM3FBWriteBufferWidth_Width(l_fb_info->
1808 current_par->
1809 width << 1));
1810
1811 PM3_WRITE_REG(PM3Config2D,
1812 PM3Config2D_UseConstantSource |
1813 PM3Config2D_ForegroundROPEnable |
1814 (PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
1815 PM3Config2D_FBWriteEnable);
1816
1817 PM3_WRITE_REG(PM3RectanglePosition,
1818 (PM3RectanglePosition_XOffset(sx << 1)) |
1819 (PM3RectanglePosition_YOffset(sy)));
1820
1821 PM3_WRITE_REG(PM3Render2D,
1822 PM3Render2D_XPositive |
1823 PM3Render2D_YPositive |
1824 PM3Render2D_Operation_Normal |
1825 (PM3Render2D_Width(width << 1)) |
1826 (PM3Render2D_Height(height)));
1827
1828 PM3_WRITE_REG(PM3FBWriteBufferWidth0,
1829 PM3FBWriteBufferWidth_Width(l_fb_info->
1830 current_par->
1831 width));
1832
1833 PM3_WRITE_REG(PM3PixelSize, PM3PixelSize_GLOBAL_32BIT);
1834 }
1835
1836 pm3fb_wait_pm3(l_fb_info);
1837 }
1838
1839 static void pm3fb_cfb32_clear_margins(struct vc_data *conp,
1840 struct display *p, int bottom_only)
1841 {
1842 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
1843 int sx, sy;
1844 u32 c;
1845
1846 DTRACE;
1847
1848 sx = conp->vc_cols * fontwidth(p); /* right margin */
1849 sy = conp->vc_rows * fontheight(p); /* bottom margin */
1850 c = ((u32 *) p->dispsw_data)[attr_bgcol_ec(p, conp)];
1851
1852 if (!bottom_only) { /* right margin top->bottom */
1853 PM3_WAIT(4);
1854
1855 PM3_WRITE_REG(PM3Config2D,
1856 PM3Config2D_UseConstantSource |
1857 PM3Config2D_ForegroundROPEnable |
1858 (PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
1859 PM3Config2D_FBWriteEnable);
1860
1861 PM3_WRITE_REG(PM3ForegroundColor, c);
1862
1863 PM3_WRITE_REG(PM3RectanglePosition,
1864 (PM3RectanglePosition_XOffset
1865 (p->var.xoffset +
1866 sx)) | (PM3RectanglePosition_YOffset(p->
1867 var.
1868 yoffset)));
1869
1870 PM3_WRITE_REG(PM3Render2D,
1871 PM3Render2D_XPositive |
1872 PM3Render2D_YPositive |
1873 PM3Render2D_Operation_Normal |
1874 PM3Render2D_SpanOperation |
1875 (PM3Render2D_Width(p->var.xres - sx)) |
1876 (PM3Render2D_Height(p->var.yres)));
1877 }
1878
1879 /* bottom margin left -> right */
1880 PM3_WAIT(4);
1881
1882 PM3_WRITE_REG(PM3Config2D,
1883 PM3Config2D_UseConstantSource |
1884 PM3Config2D_ForegroundROPEnable |
1885 (PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
1886 PM3Config2D_FBWriteEnable);
1887
1888 PM3_WRITE_REG(PM3ForegroundColor, c);
1889
1890 PM3_WRITE_REG(PM3RectanglePosition,
1891 (PM3RectanglePosition_XOffset(p->var.xoffset)) |
1892 (PM3RectanglePosition_YOffset(p->var.yoffset + sy)));
1893
1894 PM3_WRITE_REG(PM3Render2D,
1895 PM3Render2D_XPositive |
1896 PM3Render2D_YPositive |
1897 PM3Render2D_Operation_Normal |
1898 PM3Render2D_SpanOperation |
1899 (PM3Render2D_Width(p->var.xres)) |
1900 (PM3Render2D_Height(p->var.yres - sy)));
1901
1902 pm3fb_wait_pm3(l_fb_info);
1903 }
1904 #endif /* FBCON_HAS_CFB32 */
1905 #ifdef FBCON_HAS_CFB16
1906 static void pm3fb_cfb16_clear(struct vc_data *conp,
1907 struct display *p,
1908 int sy, int sx, int height, int width)
1909 {
1910 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
1911 u32 c;
1912
1913 DTRACE;
1914
1915 sx = sx * fontwidth(p);
1916 width = width * fontwidth(p);
1917 sy = sy * fontheight(p);
1918 height = height * fontheight(p);
1919 c = ((u16 *) p->dispsw_data)[attr_bgcol_ec(p, conp)];
1920 c = c | (c << 16);
1921
1922 PM3_WAIT(4);
1923
1924 if (l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)
1925 PM3_WRITE_REG(PM3ForegroundColor, c);
1926 else
1927 PM3_WRITE_REG(PM3FBBlockColor, c);
1928
1929 PM3_WRITE_REG(PM3Config2D,
1930 PM3Config2D_UseConstantSource |
1931 PM3Config2D_ForegroundROPEnable |
1932 (PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
1933 PM3Config2D_FBWriteEnable);
1934
1935 PM3_WRITE_REG(PM3RectanglePosition,
1936 (PM3RectanglePosition_XOffset(sx)) |
1937 (PM3RectanglePosition_YOffset(sy)));
1938
1939 if (l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)
1940 PM3_WRITE_REG(PM3Render2D,
1941 PM3Render2D_XPositive |
1942 PM3Render2D_YPositive |
1943 PM3Render2D_Operation_Normal |
1944 PM3Render2D_SpanOperation |
1945 (PM3Render2D_Width(width)) |
1946 (PM3Render2D_Height(height)));
1947 else
1948 PM3_WRITE_REG(PM3Render2D,
1949 PM3Render2D_XPositive |
1950 PM3Render2D_YPositive |
1951 PM3Render2D_Operation_Normal |
1952 (PM3Render2D_Width(width)) |
1953 (PM3Render2D_Height(height)));
1954
1955 pm3fb_wait_pm3(l_fb_info);
1956 }
1957
1958 static void pm3fb_cfb16_clear_margins(struct vc_data *conp,
1959 struct display *p, int bottom_only)
1960 {
1961 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
1962 int sx, sy;
1963 u32 c;
1964
1965 DTRACE;
1966
1967 sx = conp->vc_cols * fontwidth(p); /* right margin */
1968 sy = conp->vc_rows * fontheight(p); /* bottom margin */
1969 c = ((u16 *) p->dispsw_data)[attr_bgcol_ec(p, conp)];
1970 c = c | (c << 16);
1971
1972 if (!bottom_only) { /* right margin top->bottom */
1973 PM3_WAIT(4);
1974
1975 PM3_WRITE_REG(PM3Config2D,
1976 PM3Config2D_UseConstantSource |
1977 PM3Config2D_ForegroundROPEnable |
1978 (PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
1979 PM3Config2D_FBWriteEnable);
1980
1981 if (l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)
1982 PM3_WRITE_REG(PM3ForegroundColor, c);
1983 else
1984 PM3_WRITE_REG(PM3FBBlockColor, c);
1985
1986 PM3_WRITE_REG(PM3RectanglePosition,
1987 (PM3RectanglePosition_XOffset
1988 (p->var.xoffset +
1989 sx)) | (PM3RectanglePosition_YOffset(p->
1990 var.
1991 yoffset)));
1992 if (l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)
1993 PM3_WRITE_REG(PM3Render2D,
1994 PM3Render2D_XPositive |
1995 PM3Render2D_YPositive |
1996 PM3Render2D_Operation_Normal |
1997 PM3Render2D_SpanOperation |
1998 (PM3Render2D_Width(p->var.xres - sx)) |
1999 (PM3Render2D_Height(p->var.yres)));
2000 else
2001 PM3_WRITE_REG(PM3Render2D,
2002 PM3Render2D_XPositive |
2003 PM3Render2D_YPositive |
2004 PM3Render2D_Operation_Normal |
2005 (PM3Render2D_Width(p->var.xres - sx)) |
2006 (PM3Render2D_Height(p->var.yres)));
2007 }
2008
2009 /* bottom margin left -> right */
2010 PM3_WAIT(4);
2011
2012 PM3_WRITE_REG(PM3Config2D,
2013 PM3Config2D_UseConstantSource |
2014 PM3Config2D_ForegroundROPEnable |
2015 (PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
2016 PM3Config2D_FBWriteEnable);
2017
2018 if (l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)
2019 PM3_WRITE_REG(PM3ForegroundColor, c);
2020 else
2021 PM3_WRITE_REG(PM3FBBlockColor, c);
2022
2023
2024 PM3_WRITE_REG(PM3RectanglePosition,
2025 (PM3RectanglePosition_XOffset(p->var.xoffset)) |
2026 (PM3RectanglePosition_YOffset(p->var.yoffset + sy)));
2027
2028 if (l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)
2029 PM3_WRITE_REG(PM3Render2D,
2030 PM3Render2D_XPositive |
2031 PM3Render2D_YPositive |
2032 PM3Render2D_Operation_Normal |
2033 PM3Render2D_SpanOperation |
2034 (PM3Render2D_Width(p->var.xres)) |
2035 (PM3Render2D_Height(p->var.yres - sy)));
2036 else
2037 PM3_WRITE_REG(PM3Render2D,
2038 PM3Render2D_XPositive |
2039 PM3Render2D_YPositive |
2040 PM3Render2D_Operation_Normal |
2041 (PM3Render2D_Width(p->var.xres)) |
2042 (PM3Render2D_Height(p->var.yres - sy)));
2043
2044 pm3fb_wait_pm3(l_fb_info);
2045 }
2046 #endif /* FBCON_HAS_CFB16 */
2047 #ifdef FBCON_HAS_CFB8
2048 static void pm3fb_cfb8_clear(struct vc_data *conp,
2049 struct display *p,
2050 int sy, int sx, int height, int width)
2051 {
2052 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
2053 u32 c;
2054
2055 DTRACE;
2056
2057 sx = sx * fontwidth(p);
2058 width = width * fontwidth(p);
2059 sy = sy * fontheight(p);
2060 height = height * fontheight(p);
2061
2062 c = attr_bgcol_ec(p, conp);
2063 c |= c << 8;
2064 c |= c << 16;
2065
2066 PM3_WAIT(4);
2067
2068 PM3_WRITE_REG(PM3Config2D,
2069 PM3Config2D_UseConstantSource |
2070 PM3Config2D_ForegroundROPEnable |
2071 (PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
2072 PM3Config2D_FBWriteEnable);
2073
2074 PM3_WRITE_REG(PM3ForegroundColor, c);
2075
2076 PM3_WRITE_REG(PM3RectanglePosition,
2077 (PM3RectanglePosition_XOffset(sx)) |
2078 (PM3RectanglePosition_YOffset(sy)));
2079
2080 PM3_WRITE_REG(PM3Render2D,
2081 PM3Render2D_XPositive |
2082 PM3Render2D_YPositive |
2083 PM3Render2D_Operation_Normal |
2084 PM3Render2D_SpanOperation |
2085 (PM3Render2D_Width(width)) |
2086 (PM3Render2D_Height(height)));
2087
2088 pm3fb_wait_pm3(l_fb_info);
2089 }
2090
2091 static void pm3fb_cfb8_clear_margins(struct vc_data *conp,
2092 struct display *p, int bottom_only)
2093 {
2094 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
2095 int sx, sy;
2096 u32 c;
2097
2098 DTRACE;
2099
2100 sx = conp->vc_cols * fontwidth(p); /* right margin */
2101 sy = conp->vc_rows * fontheight(p); /* bottom margin */
2102 c = attr_bgcol_ec(p, conp);
2103 c |= c << 8;
2104 c |= c << 16;
2105
2106 if (!bottom_only) { /* right margin top->bottom */
2107 PM3_WAIT(4);
2108
2109 PM3_WRITE_REG(PM3Config2D,
2110 PM3Config2D_UseConstantSource |
2111 PM3Config2D_ForegroundROPEnable |
2112 (PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
2113 PM3Config2D_FBWriteEnable);
2114
2115 PM3_WRITE_REG(PM3ForegroundColor, c);
2116
2117 PM3_WRITE_REG(PM3RectanglePosition,
2118 (PM3RectanglePosition_XOffset
2119 (p->var.xoffset +
2120 sx)) | (PM3RectanglePosition_YOffset(p->
2121 var.
2122 yoffset)));
2123
2124 PM3_WRITE_REG(PM3Render2D,
2125 PM3Render2D_XPositive |
2126 PM3Render2D_YPositive |
2127 PM3Render2D_Operation_Normal |
2128 PM3Render2D_SpanOperation |
2129 (PM3Render2D_Width(p->var.xres - sx)) |
2130 (PM3Render2D_Height(p->var.yres)));
2131 }
2132
2133 /* bottom margin left -> right */
2134 PM3_WAIT(4);
2135
2136 PM3_WRITE_REG(PM3Config2D,
2137 PM3Config2D_UseConstantSource |
2138 PM3Config2D_ForegroundROPEnable |
2139 (PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
2140 PM3Config2D_FBWriteEnable);
2141
2142 PM3_WRITE_REG(PM3ForegroundColor, c);
2143
2144 PM3_WRITE_REG(PM3RectanglePosition,
2145 (PM3RectanglePosition_XOffset(p->var.xoffset)) |
2146 (PM3RectanglePosition_YOffset(p->var.yoffset + sy)));
2147
2148 PM3_WRITE_REG(PM3Render2D,
2149 PM3Render2D_XPositive |
2150 PM3Render2D_YPositive |
2151 PM3Render2D_Operation_Normal |
2152 PM3Render2D_SpanOperation |
2153 (PM3Render2D_Width(p->var.xres)) |
2154 (PM3Render2D_Height(p->var.yres - sy)));
2155
2156 pm3fb_wait_pm3(l_fb_info);
2157 }
2158 #endif /* FBCON_HAS_CFB8 */
2159 #if defined(FBCON_HAS_CFB8) || defined(FBCON_HAS_CFB16) || defined(FBCON_HAS_CFB32)
2160 static void pm3fb_cfbX_bmove(struct display *p,
2161 int sy, int sx,
2162 int dy, int dx, int height, int width)
2163 {
2164 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
2165 int x_align, o_x, o_y;
2166
2167 DTRACE;
2168
2169 sx = sx * fontwidth(p);
2170 dx = dx * fontwidth(p);
2171 width = width * fontwidth(p);
2172 sy = sy * fontheight(p);
2173 dy = dy * fontheight(p);
2174 height = height * fontheight(p);
2175
2176 o_x = sx - dx; /*(sx > dx ) ? (sx - dx) : (dx - sx); */
2177 o_y = sy - dy; /*(sy > dy ) ? (sy - dy) : (dy - sy); */
2178
2179 x_align = (sx & 0x1f);
2180
2181 PM3_WAIT(6);
2182
2183 PM3_WRITE_REG(PM3Config2D,
2184 PM3Config2D_UserScissorEnable |
2185 PM3Config2D_ForegroundROPEnable |
2186 PM3Config2D_Blocking |
2187 (PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
2188 PM3Config2D_FBWriteEnable);
2189
2190 PM3_WRITE_REG(PM3ScissorMinXY,
2191 ((dy & 0x0fff) << 16) | (dx & 0x0fff));
2192 PM3_WRITE_REG(PM3ScissorMaxXY,
2193 (((dy + height) & 0x0fff) << 16) |
2194 ((dx + width) & 0x0fff));
2195
2196 PM3_WRITE_REG(PM3FBSourceReadBufferOffset,
2197 PM3FBSourceReadBufferOffset_XOffset(o_x) |
2198 PM3FBSourceReadBufferOffset_YOffset(o_y));
2199
2200 PM3_WRITE_REG(PM3RectanglePosition,
2201 (PM3RectanglePosition_XOffset(dx - x_align)) |
2202 (PM3RectanglePosition_YOffset(dy)));
2203
2204 PM3_WRITE_REG(PM3Render2D,
2205 ((sx > dx) ? PM3Render2D_XPositive : 0) |
2206 ((sy > dy) ? PM3Render2D_YPositive : 0) |
2207 PM3Render2D_Operation_Normal |
2208 PM3Render2D_SpanOperation |
2209 PM3Render2D_FBSourceReadEnable |
2210 (PM3Render2D_Width(width + x_align)) |
2211 (PM3Render2D_Height(height)));
2212
2213 pm3fb_wait_pm3(l_fb_info);
2214 }
2215
2216 static void pm3fb_cfbX_putc(struct vc_data *conp, struct display *p,
2217 int c, int yy, int xx)
2218 {
2219 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
2220 u8 *cdat, asx = 0, asy = 0, o_x = 0, o_y = 0;
2221 u32 fgx, bgx, ldat;
2222 int sx, sy, i;
2223
2224 DTRACE;
2225
2226 if (l_fb_info->current_par->depth == 8)
2227 fgx = attr_fgcol(p, c);
2228 else if (depth2bpp(l_fb_info->current_par->depth) == 16)
2229 fgx = ((u16 *) p->dispsw_data)[attr_fgcol(p, c)];
2230 else
2231 fgx = ((u32 *) p->dispsw_data)[attr_fgcol(p, c)];
2232
2233 PM3_COLOR(fgx);
2234
2235 if (l_fb_info->current_par->depth == 8)
2236 bgx = attr_bgcol(p, c);
2237 else if (depth2bpp(l_fb_info->current_par->depth) == 16)
2238 bgx = ((u16 *) p->dispsw_data)[attr_bgcol(p, c)];
2239 else
2240 bgx = ((u32 *) p->dispsw_data)[attr_bgcol(p, c)];
2241
2242 PM3_COLOR(bgx);
2243
2244 PM3_WAIT(4);
2245
2246 PM3_WRITE_REG(PM3Config2D,
2247 PM3Config2D_UseConstantSource |
2248 PM3Config2D_ForegroundROPEnable |
2249 (PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
2250 PM3Config2D_FBWriteEnable | PM3Config2D_OpaqueSpan);
2251
2252 PM3_WRITE_REG(PM3ForegroundColor, fgx);
2253 PM3_WRITE_REG(PM3FillBackgroundColor, bgx);
2254
2255 /* WARNING : address select X need to specify 8 bits for fontwidth <= 8 */
2256 /* and 16 bits for fontwidth <= 16 */
2257 /* same in _putcs, same for Y and fontheight */
2258 if (fontwidth(p) <= 8)
2259 asx = 2;
2260 else if (fontwidth(p) <= 16)
2261 asx = 3; /* look OK */
2262 if (fontheight(p) <= 8)
2263 asy = 2;
2264 else if (fontheight(p) <= 16)
2265 asy = 3; /* look OK */
2266 else if (fontheight(p) <= 32)
2267 asy = 4; /* look OK */
2268
2269 sx = xx * fontwidth(p);
2270 sy = yy * fontheight(p);
2271
2272 if (fontwidth(p) <= 8)
2273 o_x = (8 - (sx & 0x7)) & 0x7;
2274 else if (fontwidth(p) <= 16)
2275 o_x = (16 - (sx & 0xF)) & 0xF;
2276 if (fontheight(p) <= 8)
2277 o_y = (8 - (sy & 0x7)) & 0x7;
2278 else if (fontheight(p) <= 16)
2279 o_y = (16 - (sy & 0xF)) & 0xF;
2280 else if (fontheight(p) <= 32)
2281 o_y = (32 - (sy & 0x1F)) & 0x1F;
2282
2283 PM3_WRITE_REG(PM3AreaStippleMode, (o_x << 7) | (o_y << 12) | /* x_offset, y_offset in pattern */
2284 (1 << 18) | /* BE */
2285 1 | (asx << 1) | (asy << 4) | /* address select x/y */
2286 (1 << 20)); /* OpaqueSpan */
2287
2288 if (fontwidth(p) <= 8) {
2289 cdat = p->fontdata + (c & p->charmask) * fontheight(p);
2290 } else {
2291 cdat =
2292 p->fontdata +
2293 ((c & p->charmask) * (fontheight(p) << 1));
2294 }
2295
2296 PM3_WAIT(2 + fontheight(p));
2297
2298 for (i = 0; i < fontheight(p); i++) { /* assume fontheight <= 32 */
2299 if (fontwidth(p) <= 8) {
2300 ldat = *cdat++;
2301 } else { /* assume fontwidth <= 16 ATM */
2302
2303 ldat = ((*cdat++) << 8);
2304 ldat |= *cdat++;
2305 }
2306 PM3_WRITE_REG(AreaStipplePattern_indexed(i), ldat);
2307 }
2308
2309 PM3_WRITE_REG(PM3RectanglePosition,
2310 (PM3RectanglePosition_XOffset(sx)) |
2311 (PM3RectanglePosition_YOffset(sy)));
2312
2313 PM3_WRITE_REG(PM3Render2D,
2314 PM3Render2D_AreaStippleEnable |
2315 PM3Render2D_XPositive |
2316 PM3Render2D_YPositive |
2317 PM3Render2D_Operation_Normal |
2318 PM3Render2D_SpanOperation |
2319 (PM3Render2D_Width(fontwidth(p))) |
2320 (PM3Render2D_Height(fontheight(p))));
2321
2322 pm3fb_wait_pm3(l_fb_info);
2323 }
2324
2325 static void pm3fb_cfbX_putcs(struct vc_data *conp, struct display *p,
2326 const unsigned short *s, int count, int yy,
2327 int xx)
2328 {
2329 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
2330 u8 *cdat, asx = 0, asy = 0, o_x = 0, o_y = 0;
2331 u32 fgx, bgx, ldat;
2332 int sx, sy, i, j;
2333 u16 sc;
2334
2335 DTRACE;
2336
2337 sc = scr_readw(s);
2338 if (l_fb_info->current_par->depth == 8)
2339 fgx = attr_fgcol(p, sc);
2340 else if (depth2bpp(l_fb_info->current_par->depth) == 16)
2341 fgx = ((u16 *) p->dispsw_data)[attr_fgcol(p, sc)];
2342 else
2343 fgx = ((u32 *) p->dispsw_data)[attr_fgcol(p, sc)];
2344
2345 PM3_COLOR(fgx);
2346
2347 if (l_fb_info->current_par->depth == 8)
2348 bgx = attr_bgcol(p, sc);
2349 else if (depth2bpp(l_fb_info->current_par->depth) == 16)
2350 bgx = ((u16 *) p->dispsw_data)[attr_bgcol(p, sc)];
2351 else
2352 bgx = ((u32 *) p->dispsw_data)[attr_bgcol(p, sc)];
2353
2354 PM3_COLOR(bgx);
2355
2356 PM3_WAIT(4);
2357
2358 PM3_WRITE_REG(PM3Config2D,
2359 PM3Config2D_UseConstantSource |
2360 PM3Config2D_ForegroundROPEnable |
2361 (PM3Config2D_ForegroundROP(0x3)) | /* Ox3 is GXcopy */
2362 PM3Config2D_FBWriteEnable |
2363 PM3Config2D_OpaqueSpan);
2364
2365 PM3_WRITE_REG(PM3ForegroundColor, fgx);
2366 PM3_WRITE_REG(PM3FillBackgroundColor, bgx);
2367
2368 /* WARNING : address select X need to specify 8 bits for fontwidth <= 8 */
2369 /* and 16 bits for fontwidth <= 16 */
2370 /* same in _putc, same for Y and fontheight */
2371 if (fontwidth(p) <= 8)
2372 asx = 2;
2373 else if (fontwidth(p) <= 16)
2374 asx = 3; /* look OK */
2375 if (fontheight(p) <= 8)
2376 asy = 2;
2377 else if (fontheight(p) <= 16)
2378 asy = 3; /* look OK */
2379 else if (fontheight(p) <= 32)
2380 asy = 4; /* look OK */
2381
2382 sy = yy * fontheight(p);
2383
2384 if (fontheight(p) <= 8)
2385 o_y = (8 - (sy & 0x7)) & 0x7;
2386 else if (fontheight(p) <= 16)
2387 o_y = (16 - (sy & 0xF)) & 0xF;
2388 else if (fontheight(p) <= 32)
2389 o_y = (32 - (sy & 0x1F)) & 0x1F;
2390
2391 for (j = 0; j < count; j++) {
2392 sc = scr_readw(s + j);
2393 if (fontwidth(p) <= 8)
2394 cdat = p->fontdata +
2395 (sc & p->charmask) * fontheight(p);
2396 else
2397 cdat = p->fontdata +
2398 ((sc & p->charmask) * fontheight(p) << 1);
2399
2400 sx = (xx + j) * fontwidth(p);
2401
2402 if (fontwidth(p) <= 8)
2403 o_x = (8 - (sx & 0x7)) & 0x7;
2404 else if (fontwidth(p) <= 16)
2405 o_x = (16 - (sx & 0xF)) & 0xF;
2406
2407 PM3_WAIT(3 + fontheight(p));
2408
2409 PM3_WRITE_REG(PM3AreaStippleMode, (o_x << 7) | (o_y << 12) | /* x_offset, y_offset in pattern */
2410 (1 << 18) | /* BE */
2411 1 | (asx << 1) | (asy << 4) | /* address select x/y */
2412 (1 << 20)); /* OpaqueSpan */
2413
2414 for (i = 0; i < fontheight(p); i++) { /* assume fontheight <= 32 */
2415 if (fontwidth(p) <= 8) {
2416 ldat = *cdat++;
2417 } else { /* assume fontwidth <= 16 ATM */
2418 ldat = ((*cdat++) << 8);
2419 ldat |= *cdat++;
2420 }
2421 PM3_WRITE_REG(AreaStipplePattern_indexed(i), ldat);
2422 }
2423
2424 PM3_WRITE_REG(PM3RectanglePosition,
2425 (PM3RectanglePosition_XOffset(sx)) |
2426 (PM3RectanglePosition_YOffset(sy)));
2427
2428 PM3_WRITE_REG(PM3Render2D,
2429 PM3Render2D_AreaStippleEnable |
2430 PM3Render2D_XPositive |
2431 PM3Render2D_YPositive |
2432 PM3Render2D_Operation_Normal |
2433 PM3Render2D_SpanOperation |
2434 (PM3Render2D_Width(fontwidth(p))) |
2435 (PM3Render2D_Height(fontheight(p))));
2436 }
2437 pm3fb_wait_pm3(l_fb_info);
2438 }
2439
2440 static void pm3fb_cfbX_revc(struct display *p, int xx, int yy)
2441 {
2442 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) p->fb_info;
2443
2444 xx = xx * fontwidth(p);
2445 yy = yy * fontheight(p);
2446
2447 if (l_fb_info->current_par->depth == 8)
2448 {
2449 if (l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)
2450 PM3_SLOW_WRITE_REG(PM3FBSoftwareWriteMask, 0x0F0F0F0F);
2451 else
2452 PM3_SLOW_WRITE_REG(PM3FBHardwareWriteMask, 0x0F0F0F0F);
2453 }
2454
2455 PM3_WAIT(3);
2456
2457 PM3_WRITE_REG(PM3Config2D,
2458 PM3Config2D_UseConstantSource |
2459 PM3Config2D_ForegroundROPEnable |
2460 (PM3Config2D_ForegroundROP(0xa)) | /* Oxa is GXinvert */
2461 PM3Config2D_FBDestReadEnable |
2462 PM3Config2D_FBWriteEnable);
2463
2464 PM3_WRITE_REG(PM3RectanglePosition,
2465 (PM3RectanglePosition_XOffset(xx)) |
2466 (PM3RectanglePosition_YOffset(yy)));
2467
2468 PM3_WRITE_REG(PM3Render2D,
2469 PM3Render2D_XPositive |
2470 PM3Render2D_YPositive |
2471 PM3Render2D_Operation_Normal |
2472 PM3Render2D_SpanOperation |
2473 (PM3Render2D_Width(fontwidth(p))) |
2474 (PM3Render2D_Height(fontheight(p))));
2475
2476 pm3fb_wait_pm3(l_fb_info);
2477
2478 if (l_fb_info->current_par->depth == 8)
2479 {
2480 if (l_fb_info->memt.caps & PM3LocalMemCaps_NoWriteMask)
2481 PM3_SLOW_WRITE_REG(PM3FBSoftwareWriteMask, 0xFFFFFFFF);
2482 else
2483 PM3_SLOW_WRITE_REG(PM3FBHardwareWriteMask, 0xFFFFFFFF);
2484 }
2485 }
2486
2487 #endif /* FBCON_HAS_CFB8 || FBCON_HAS_CFB16 || FBCON_HAS_CFB32 */
2488 #endif /* PM3FB_USE_ACCEL */
2489 /* *********************************** */
2490 /* ***** pre-init board(s) setup ***** */
2491 /* *********************************** */
2492
2493 static void pm3fb_mode_setup(char *mode, unsigned long board_num)
2494 {
2495 struct pm3fb_info *l_fb_info = &(fb_info[board_num]);
2496 struct pm3fb_par *l_fb_par = &(current_par[board_num]);
2497 unsigned long i = 0;
2498
2499 current_par_valid[board_num] = 0;
2500
2501 if (!strncmp(mode, "current", 7)) {
2502 l_fb_info->use_current = 1; /* default w/ OpenFirmware */
2503 } else {
2504 while ((mode_base[i].name[0])
2505 && (!current_par_valid[board_num])) {
2506 if (!
2507 (strncmp
2508 (mode, mode_base[i].name,
2509 strlen(mode_base[i].name)))) {
2510 memcpy(l_fb_par, &(mode_base[i].user_mode),
2511 sizeof(struct pm3fb_par));
2512 current_par_valid[board_num] = 1;
2513 DPRINTK(2, "Mode set to %s\n",
2514 mode_base[i].name);
2515 }
2516 i++;
2517 }
2518 DASSERT(current_par_valid[board_num],
2519 "Valid mode on command line\n");
2520 }
2521 }
2522
2523 static void pm3fb_pciid_setup(char *pciid, unsigned long board_num)
2524 {
2525 short l_bus = -1, l_slot = -1, l_func = -1;
2526 char *next;
2527
2528 if (pciid) {
2529 l_bus = simple_strtoul(pciid, &next, 10);
2530 if (next && (next[0] == ':')) {
2531 pciid = next + 1;
2532 l_slot = simple_strtoul(pciid, &next, 10);
2533 if (next && (next[0] == ':')) {
2534 pciid = next + 1;
2535 l_func =
2536 simple_strtoul(pciid, (char **) NULL,
2537 10);
2538 }
2539 }
2540 } else
2541 return;
2542
2543 if ((l_bus >= 0) && (l_slot >= 0) && (l_func >= 0)) {
2544 bus[board_num] = l_bus;
2545 slot[board_num] = l_slot;
2546 func[board_num] = l_func;
2547 DPRINTK(2, "Board #%ld will be PciId: %hd:%hd:%hd\n",
2548 board_num, l_bus, l_slot, l_func);
2549 } else {
2550 DPRINTK(1, "Invalid PciId: %hd:%hd:%hd for board #%ld\n",
2551 l_bus, l_slot, l_func, board_num);
2552 }
2553 }
2554
2555 static void pm3fb_font_setup(char *lf, unsigned long board_num)
2556 {
2557 unsigned long lfs = strlen(lf);
2558
2559 if (lfs > (PM3_FONTNAME_SIZE - 1)) {
2560 DPRINTK(1, "Fontname %s too long\n", lf);
2561 return;
2562 }
2563 strlcpy(fontn[board_num], lf, lfs + 1);
2564 }
2565
2566 static void pm3fb_bootdepth_setup(char *bds, unsigned long board_num)
2567 {
2568 unsigned long bd = simple_strtoul(bds, (char **) NULL, 10);
2569
2570 if (!(depth_supported(bd))) {
2571 printk(KERN_WARNING "pm3fb: ignoring invalid depth %s for board #%ld\n",
2572 bds, board_num);
2573 return;
2574 }
2575 depth[board_num] = bd;
2576 }
2577
2578 static void pm3fb_forcesize_setup(char *bds, unsigned long board_num)
2579 {
2580 unsigned long bd = simple_strtoul(bds, (char **) NULL, 10);
2581
2582 if (bd > 64) {
2583 printk(KERN_WARNING "pm3fb: ignoring invalid memory size %s for board #%ld\n",
2584 bds, board_num);
2585 return;
2586 }
2587 forcesize[board_num] = bd;
2588 }
2589
2590 static char *pm3fb_boardnum_setup(char *options, unsigned long *bn)
2591 {
2592 char *next;
2593
2594 if (!(isdigit(options[0]))) {
2595 (*bn) = 0;
2596 return (options);
2597 }
2598
2599 (*bn) = simple_strtoul(options, &next, 10);
2600
2601 if (next && (next[0] == ':') && ((*bn) >= 0)
2602 && ((*bn) <= PM3_MAX_BOARD)) {
2603 DPRINTK(2, "Board_num seen as %ld\n", (*bn));
2604 return (next + 1);
2605 } else {
2606 (*bn) = 0;
2607 DPRINTK(2, "Board_num default to %ld\n", (*bn));
2608 return (options);
2609 }
2610 }
2611
2612 static void pm3fb_real_setup(char *options)
2613 {
2614 char *next;
2615 unsigned long i, bn;
2616 struct pm3fb_info *l_fb_info;
2617
2618 DTRACE;
2619
2620 DPRINTK(2, "Options : %s\n", options);
2621
2622 for (i = 0; i < PM3_MAX_BOARD; i++) {
2623 l_fb_info = &(fb_info[i]);
2624 memset(l_fb_info, 0, sizeof(struct pm3fb_info));
2625 l_fb_info->gen.fbhw = &pm3fb_switch;
2626 l_fb_info->board_num = i;
2627 current_par_valid[i] = 0;
2628 slot[i] = -1;
2629 func[i] = -1;
2630 bus[i] = -1;
2631 disable[i] = 0;
2632 noaccel[i] = 0;
2633 fontn[i][0] = '\0';
2634 depth[i] = 0;
2635 l_fb_info->current_par = &(current_par[i]);
2636 }
2637
2638 /* eat up prefix pm3fb and whatever is used as separator i.e. :,= */
2639 if (!strncmp(options, "pm3fb", 5)) {
2640 options += 5;
2641 while (((*options) == ',') || ((*options) == ':')
2642 || ((*options) == '='))
2643 options++;
2644 }
2645
2646 while (options) {
2647 bn = 0;
2648 if ((next = strchr(options, ','))) {
2649 (*next) = '\0';
2650 next++;
2651 }
2652
2653 if (!strncmp(options, "mode:", 5)) {
2654 options = pm3fb_boardnum_setup(options + 5, &bn);
2655 DPRINTK(2, "Setting mode for board #%ld\n", bn);
2656 pm3fb_mode_setup(options, bn);
2657 } else if (!strncmp(options, "off:", 4)) {
2658 options = pm3fb_boardnum_setup(options + 4, &bn);
2659 DPRINTK(2, "Disabling board #%ld\n", bn);
2660 disable[bn] = 1;
2661 } else if (!strncmp(options, "off", 3)) { /* disable everything */
2662 for (i = 0; i < PM3_MAX_BOARD; i++)
2663 disable[i] = 1;
2664 } else if (!strncmp(options, "disable:", 8)) {
2665 options = pm3fb_boardnum_setup(options + 8, &bn);
2666 DPRINTK(2, "Disabling board #%ld\n", bn);
2667 disable[bn] = 1;
2668 } else if (!strncmp(options, "pciid:", 6)) {
2669 options = pm3fb_boardnum_setup(options + 6, &bn);
2670 DPRINTK(2, "Setting PciID for board #%ld\n", bn);
2671 pm3fb_pciid_setup(options, bn);
2672 } else if (!strncmp(options, "noaccel:", 8)) {
2673 options = pm3fb_boardnum_setup(options + 8, &bn);
2674 noaccel[bn] = 1;
2675 } else if (!strncmp(options, "font:", 5)) {
2676 options = pm3fb_boardnum_setup(options + 5, &bn);
2677 pm3fb_font_setup(options, bn);
2678 } else if (!strncmp(options, "depth:", 6)) {
2679 options = pm3fb_boardnum_setup(options + 6, &bn);
2680 pm3fb_bootdepth_setup(options, bn);
2681 } else if (!strncmp(options, "printtimings", 12)) {
2682 printtimings = 1;
2683 } else if (!strncmp(options, "flatpanel:", 10)) {
2684 options = pm3fb_boardnum_setup(options + 10, &bn);
2685 flatpanel[bn] = 1;
2686 } else if (!strncmp(options, "forcesize:", 10)) {
2687 options = pm3fb_boardnum_setup(options + 10, &bn);
2688 pm3fb_forcesize_setup(options, bn);
2689 }
2690 options = next;
2691 }
2692 }
2693
2694 /* ********************************************** */
2695 /* ***** framebuffer API standard functions ***** */
2696 /* ********************************************** */
2697
2698 static int pm3fb_encode_fix(struct fb_fix_screeninfo *fix,
2699 const void *par, struct fb_info_gen *info)
2700 {
2701 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) info;
2702 struct pm3fb_par *p = (struct pm3fb_par *) par;
2703
2704 DTRACE;
2705
2706 strcpy(fix->id, permedia3_name);
2707 fix->smem_start = (unsigned long)l_fb_info->p_fb;
2708 fix->smem_len = l_fb_info->fb_size;
2709 fix->mmio_start = (unsigned long)l_fb_info->pIOBase;
2710 fix->mmio_len = PM3_REGS_SIZE;
2711 #ifdef PM3FB_USE_ACCEL
2712 if (!(noaccel[l_fb_info->board_num]))
2713 fix->accel = FB_ACCEL_3DLABS_PERMEDIA3;
2714 else
2715 #endif /* PM3FB_USE_ACCEL */
2716 fix->accel = FB_ACCEL_NONE;
2717 fix->type = FB_TYPE_PACKED_PIXELS;
2718 fix->visual =
2719 (p->depth == 8) ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR;
2720 if (current_par_valid[l_fb_info->board_num])
2721 fix->line_length =
2722 l_fb_info->current_par->width *
2723 depth2ByPP(l_fb_info->current_par->depth);
2724 else
2725 fix->line_length = 0;
2726 fix->xpanstep = 64 / depth2bpp(p->depth);
2727 fix->ypanstep = 1;
2728 fix->ywrapstep = 0;
2729 return (0);
2730 }
2731
2732 static int pm3fb_decode_var(const struct fb_var_screeninfo *var,
2733 void *par, struct fb_info_gen *info)
2734 {
2735 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) info;
2736 struct pm3fb_par *p = (struct pm3fb_par *) par;
2737 struct pm3fb_par temp_p;
2738 u32 xres;
2739
2740 DTRACE;
2741
2742 DASSERT((var != NULL), "fb_var_screeninfo* not NULL");
2743 DASSERT((p != NULL), "pm3fb_par* not NULL");
2744 DASSERT((l_fb_info != NULL), "pm3fb_info* not NULL");
2745
2746 memset(&temp_p, 0, sizeof(struct pm3fb_par));
2747 temp_p.width = (var->xres_virtual + 7) & ~7;
2748 temp_p.height = var->yres_virtual;
2749
2750 if (!(depth_supported(var->bits_per_pixel))) /* round unsupported up to a multiple of 8 */
2751 temp_p.depth = depth2bpp(var->bits_per_pixel);
2752 else
2753 temp_p.depth = var->bits_per_pixel;
2754
2755 temp_p.depth = (temp_p.depth > 32) ? 32 : temp_p.depth; /* max 32 */
2756 temp_p.depth = (temp_p.depth == 24) ? 32 : temp_p.depth; /* 24 unsupported, round-up to 32 */
2757
2758 if ((temp_p.depth == 16) && (var->red.length == 5) && (var->green.length == 5) && (var->blue.length == 5))
2759 temp_p.depth = 15; /* RGBA 5551 is stored as depth 15 */
2760
2761 if ((temp_p.depth == 16) && (var->red.length == 4) && (var->green.length == 4) && (var->blue.length == 4))
2762 temp_p.depth = 12; /* RGBA 4444 is stored as depth 12 */
2763
2764
2765 DPRINTK(2,
2766 "xres: %d, yres: %d, vxres: %d, vyres: %d ; xoffset:%d, yoffset: %d\n",
2767 var->xres, var->yres, var->xres_virtual, var->yres_virtual,
2768 var->xoffset, var->yoffset);
2769
2770 xres = (var->xres + 31) & ~31;
2771 if (temp_p.width < xres + var->xoffset)
2772 temp_p.width = xres + var->xoffset;
2773 if (temp_p.height < var->yres + var->yoffset)
2774 temp_p.height = var->yres + var->yoffset;
2775
2776 if (temp_p.width > 2048) {
2777 DPRINTK(1, "virtual width not supported: %u\n",
2778 temp_p.width);
2779 return (-EINVAL);
2780 }
2781 if (var->yres < 200) {
2782 DPRINTK(1, "height not supported: %u\n", (u32) var->yres);
2783 return (-EINVAL);
2784 }
2785 if (temp_p.height < 200 || temp_p.height > 4095) {
2786 DPRINTK(1, "virtual height not supported: %u\n",
2787 temp_p.height);
2788 return (-EINVAL);
2789 }
2790 if (!(depth_supported(temp_p.depth))) {
2791 DPRINTK(1, "depth not supported: %u\n", temp_p.depth);
2792 return (-EINVAL);
2793 }
2794 if ((temp_p.width * temp_p.height * depth2ByPP(temp_p.depth)) >
2795 l_fb_info->fb_size) {
2796 DPRINTK(1, "no memory for screen (%ux%ux%u)\n",
2797 temp_p.width, temp_p.height, temp_p.depth);
2798 return (-EINVAL);
2799 }
2800
2801 if ((!var->pixclock) ||
2802 (!var->right_margin) ||
2803 (!var->hsync_len) ||
2804 (!var->left_margin) ||
2805 (!var->lower_margin) ||
2806 (!var->vsync_len) || (!var->upper_margin)
2807 ) {
2808 unsigned long i = 0, done = 0;
2809 printk(KERN_WARNING "pm3fb: refusing to use a likely wrong timing\n");
2810
2811 while ((mode_base[i].user_mode.width) && !done) {
2812 if ((mode_base[i].user_mode.width == temp_p.width)
2813 && (mode_base[i].user_mode.height ==
2814 temp_p.height)) {
2815 printk(KERN_NOTICE "pm3fb: using close match %s\n",
2816 mode_base[i].name);
2817 temp_p = mode_base[i].user_mode;
2818 done = 1;
2819 }
2820 i++;
2821 }
2822 if (!done)
2823 return (-EINVAL);
2824 } else {
2825 temp_p.pixclock = PICOS2KHZ(var->pixclock);
2826 if (temp_p.pixclock > PM3_MAX_PIXCLOCK) {
2827 DPRINTK(1, "pixclock too high (%uKHz)\n",
2828 temp_p.pixclock);
2829 return (-EINVAL);
2830 }
2831
2832 temp_p.hsstart = var->right_margin;
2833 temp_p.hsend = var->right_margin + var->hsync_len;
2834 temp_p.hbend =
2835 var->right_margin + var->hsync_len + var->left_margin;
2836 temp_p.htotal = xres + temp_p.hbend;
2837
2838 temp_p.vsstart = var->lower_margin;
2839 temp_p.vsend = var->lower_margin + var->vsync_len;
2840 temp_p.vbend =
2841 var->lower_margin + var->vsync_len + var->upper_margin;
2842 temp_p.vtotal = var->yres + temp_p.vbend;
2843
2844 temp_p.stride = temp_p.width;
2845
2846 DPRINTK(2, "Using %d * %d, %d Khz, stride is %08x\n",
2847 temp_p.width, temp_p.height, temp_p.pixclock,
2848 temp_p.stride);
2849
2850 temp_p.base =
2851 pm3fb_Shiftbpp(l_fb_info, temp_p.depth,
2852 (var->yoffset * xres) + var->xoffset);
2853
2854 temp_p.video = 0;
2855
2856 if (var->sync & FB_SYNC_HOR_HIGH_ACT)
2857 temp_p.video |= PM3VideoControl_HSYNC_ACTIVE_HIGH;
2858 else
2859 temp_p.video |= PM3VideoControl_HSYNC_ACTIVE_LOW;
2860
2861 if (var->sync & FB_SYNC_VERT_HIGH_ACT)
2862 temp_p.video |= PM3VideoControl_VSYNC_ACTIVE_HIGH;
2863 else
2864 temp_p.video |= PM3VideoControl_VSYNC_ACTIVE_LOW;
2865
2866 if ((var->vmode & FB_VMODE_MASK) == FB_VMODE_INTERLACED) {
2867 DPRINTK(1, "Interlaced mode not supported\n\n");
2868 return (-EINVAL);
2869 }
2870
2871 if ((var->vmode & FB_VMODE_MASK) == FB_VMODE_DOUBLE)
2872 temp_p.video |= PM3VideoControl_LINE_DOUBLE_ON;
2873 else
2874 temp_p.video |= PM3VideoControl_LINE_DOUBLE_OFF;
2875
2876 if (var->activate == FB_ACTIVATE_NOW)
2877 temp_p.video |= PM3VideoControl_ENABLE;
2878 else {
2879 temp_p.video |= PM3VideoControl_DISABLE;
2880 DPRINTK(2, "PM3Video disabled\n");
2881 }
2882
2883 switch (temp_p.depth) {
2884 case 8:
2885 temp_p.video |= PM3VideoControl_PIXELSIZE_8BIT;
2886 break;
2887 case 12:
2888 case 15:
2889 case 16:
2890 temp_p.video |= PM3VideoControl_PIXELSIZE_16BIT;
2891 break;
2892 case 32:
2893 temp_p.video |= PM3VideoControl_PIXELSIZE_32BIT;
2894 break;
2895 default:
2896 DPRINTK(1, "Unsupported depth\n");
2897 break;
2898 }
2899 }
2900 (*p) = temp_p;
2901
2902 #ifdef PM3FB_USE_ACCEL
2903 if (var->accel_flags & FB_ACCELF_TEXT)
2904 noaccel[l_fb_info->board_num] = 0;
2905 else
2906 noaccel[l_fb_info->board_num] = 1;
2907 #endif /* PM3FB_USE_ACCEL */
2908
2909 return (0);
2910 }
2911
2912 static void pm3fb_encode_depth(struct fb_var_screeninfo *var, long d)
2913 {
2914 switch (d) {
2915 case 8:
2916 var->red.length = var->green.length = var->blue.length = 8;
2917 var->red.offset = var->green.offset = var->blue.offset = 0;
2918 var->transp.offset = var->transp.length = 0;
2919 break;
2920
2921 case 12:
2922 var->red.offset = 8;
2923 var->red.length = 4;
2924 var->green.offset = 4;
2925 var->green.length = 4;
2926 var->blue.offset = 0;
2927 var->blue.length = 4;
2928 var->transp.offset = 12;
2929 var->transp.length = 4;
2930 break;
2931
2932 case 15:
2933 var->red.offset = 10;
2934 var->red.length = 5;
2935 var->green.offset = 5;
2936 var->green.length = 5;
2937 var->blue.offset = 0;
2938 var->blue.length = 5;
2939 var->transp.offset = 15;
2940 var->transp.length = 1;
2941 break;
2942
2943 case 16:
2944 var->red.offset = 11;
2945 var->red.length = 5;
2946 var->green.offset = 5;
2947 var->green.length = 6;
2948 var->blue.offset = 0;
2949 var->blue.length = 5;
2950 var->transp.offset = var->transp.length = 0;
2951 break;
2952
2953 case 32:
2954 var->transp.offset = 24;
2955 var->red.offset = 16;
2956 var->green.offset = 8;
2957 var->blue.offset = 0;
2958 var->red.length = var->green.length =
2959 var->blue.length = var->transp.length = 8;
2960 break;
2961
2962 default:
2963 DPRINTK(1, "Unsupported depth %ld\n", d);
2964 break;
2965 }
2966 }
2967
2968 static int pm3fb_encode_var(struct fb_var_screeninfo *var,
2969 const void *par, struct fb_info_gen *info)
2970 {
2971 struct pm3fb_par *p = (struct pm3fb_par *) par;
2972 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) info;
2973
2974 u32 base;
2975
2976 DTRACE;
2977
2978 DASSERT((var != NULL), "fb_var_screeninfo* not NULL");
2979 DASSERT((p != NULL), "pm3fb_par* not NULL");
2980 DASSERT((info != NULL), "fb_info_gen* not NULL");
2981
2982 memset(var, 0, sizeof(struct fb_var_screeninfo));
2983
2984 #ifdef PM3FB_USE_ACCEL
2985 if (!(noaccel[l_fb_info->board_num]))
2986 var->accel_flags |= FB_ACCELF_TEXT;
2987 #endif /* PM3FB_USE_ACCEL */
2988
2989 var->xres_virtual = p->width;
2990 var->yres_virtual = p->height;
2991 var->xres = p->htotal - p->hbend;
2992 var->yres = p->vtotal - p->vbend;
2993
2994 DPRINTK(2, "xres = %d, yres : %d\n", var->xres, var->yres);
2995
2996 var->right_margin = p->hsstart;
2997 var->hsync_len = p->hsend - p->hsstart;
2998 var->left_margin = p->hbend - p->hsend;
2999 var->lower_margin = p->vsstart;
3000 var->vsync_len = p->vsend - p->vsstart;
3001 var->upper_margin = p->vbend - p->vsend;
3002 var->bits_per_pixel = depth2bpp(p->depth);
3003
3004 pm3fb_encode_depth(var, p->depth);
3005
3006 base = pm3fb_Unshiftbpp(l_fb_info, p->depth, p->base);
3007
3008 var->xoffset = base % var->xres;
3009 var->yoffset = base / var->xres;
3010
3011 var->height = var->width = -1;
3012
3013 var->pixclock = KHZ2PICOS(p->pixclock);
3014
3015 if ((p->video & PM3VideoControl_HSYNC_MASK) ==
3016 PM3VideoControl_HSYNC_ACTIVE_HIGH)
3017 var->sync |= FB_SYNC_HOR_HIGH_ACT;
3018 if ((p->video & PM3VideoControl_VSYNC_MASK) ==
3019 PM3VideoControl_VSYNC_ACTIVE_HIGH)
3020 var->sync |= FB_SYNC_VERT_HIGH_ACT;
3021 if (p->video & PM3VideoControl_LINE_DOUBLE_ON)
3022 var->vmode = FB_VMODE_DOUBLE;
3023
3024 return (0);
3025 }
3026
3027 static void pm3fb_get_par(void *par, struct fb_info_gen *info)
3028 {
3029 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) info;
3030
3031 DTRACE;
3032
3033 if (!current_par_valid[l_fb_info->board_num]) {
3034 if (l_fb_info->use_current)
3035 pm3fb_read_mode(l_fb_info, l_fb_info->current_par);
3036 else
3037 memcpy(l_fb_info->current_par,
3038 &(mode_base[0].user_mode),
3039 sizeof(struct pm3fb_par));
3040 current_par_valid[l_fb_info->board_num] = 1;
3041 }
3042 *((struct pm3fb_par *) par) = *(l_fb_info->current_par);
3043 }
3044
3045 static void pm3fb_set_par(const void *par, struct fb_info_gen *info)
3046 {
3047 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) info;
3048
3049 DTRACE;
3050
3051 *(l_fb_info->current_par) = *((struct pm3fb_par *) par);
3052 current_par_valid[l_fb_info->board_num] = 1;
3053
3054 pm3fb_write_mode(l_fb_info);
3055
3056 #ifdef PM3FB_USE_ACCEL
3057 pm3fb_init_engine(l_fb_info);
3058 #endif /* PM3FB_USE_ACCEL */
3059 }
3060
3061 static void pm3fb_set_color(struct pm3fb_info *l_fb_info,
3062 unsigned char regno, unsigned char r,
3063 unsigned char g, unsigned char b)
3064 {
3065 DTRACE;
3066
3067 PM3_SLOW_WRITE_REG(PM3RD_PaletteWriteAddress, regno);
3068 PM3_SLOW_WRITE_REG(PM3RD_PaletteData, r);
3069 PM3_SLOW_WRITE_REG(PM3RD_PaletteData, g);
3070 PM3_SLOW_WRITE_REG(PM3RD_PaletteData, b);
3071 }
3072
3073 static int pm3fb_getcolreg(unsigned regno, unsigned *red, unsigned *green,
3074 unsigned *blue, unsigned *transp,
3075 struct fb_info *info)
3076 {
3077 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) info;
3078
3079 DTRACE;
3080
3081 if (regno < 256) {
3082 *red =
3083 l_fb_info->palette[regno].red << 8 | l_fb_info->
3084 palette[regno].red;
3085 *green =
3086 l_fb_info->palette[regno].green << 8 | l_fb_info->
3087 palette[regno].green;
3088 *blue =
3089 l_fb_info->palette[regno].blue << 8 | l_fb_info->
3090 palette[regno].blue;
3091 *transp =
3092 l_fb_info->palette[regno].transp << 8 | l_fb_info->
3093 palette[regno].transp;
3094 }
3095 return (regno > 255);
3096 }
3097
3098 static int pm3fb_setcolreg(unsigned regno, unsigned red, unsigned green,
3099 unsigned blue, unsigned transp,
3100 struct fb_info *info)
3101 {
3102 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) info;
3103
3104 DTRACE;
3105
3106 if (regno < 16) {
3107 switch (l_fb_info->current_par->depth) {
3108 #ifdef FBCON_HAS_CFB8
3109 case 8:
3110 break;
3111 #endif
3112 #ifdef FBCON_HAS_CFB16
3113 case 12:
3114 l_fb_info->cmap.cmap12[regno] =
3115 (((u32) red & 0xf000) >> 4) |
3116 (((u32) green & 0xf000) >> 8) |
3117 (((u32) blue & 0xf000) >> 12);
3118 break;
3119
3120 case 15:
3121 l_fb_info->cmap.cmap15[regno] =
3122 (((u32) red & 0xf800) >> 1) |
3123 (((u32) green & 0xf800) >> 6) |
3124 (((u32) blue & 0xf800) >> 11);
3125 break;
3126
3127 case 16:
3128 l_fb_info->cmap.cmap16[regno] =
3129 ((u32) red & 0xf800) |
3130 (((u32) green & 0xfc00) >> 5) |
3131 (((u32) blue & 0xf800) >> 11);
3132 break;
3133 #endif
3134 #ifdef FBCON_HAS_CFB32
3135 case 32:
3136 l_fb_info->cmap.cmap32[regno] =
3137 (((u32) transp & 0xff00) << 16) |
3138 (((u32) red & 0xff00) << 8) |
3139 (((u32) green & 0xff00)) |
3140 (((u32) blue & 0xff00) >> 8);
3141 break;
3142 #endif
3143 default:
3144 DPRINTK(1, "bad depth %u\n",
3145 l_fb_info->current_par->depth);
3146 break;
3147 }
3148 }
3149 if (regno < 256) {
3150 l_fb_info->palette[regno].red = red >> 8;
3151 l_fb_info->palette[regno].green = green >> 8;
3152 l_fb_info->palette[regno].blue = blue >> 8;
3153 l_fb_info->palette[regno].transp = transp >> 8;
3154 if (l_fb_info->current_par->depth == 8)
3155 pm3fb_set_color(l_fb_info, regno, red >> 8,
3156 green >> 8, blue >> 8);
3157 }
3158 return (regno > 255);
3159 }
3160
3161 static int pm3fb_blank(int blank_mode, struct fb_info_gen *info)
3162 {
3163 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) info;
3164 u32 video;
3165
3166 DTRACE;
3167
3168 if (!current_par_valid[l_fb_info->board_num])
3169 return (1);
3170
3171 video = l_fb_info->current_par->video;
3172
3173 /*
3174 * Oxygen VX1 - it appears that setting PM3VideoControl and
3175 * then PM3RD_SyncControl to the same SYNC settings undoes
3176 * any net change - they seem to xor together. Only set the
3177 * sync options in PM3RD_SyncControl. --rmk
3178 */
3179 video &= ~(PM3VideoControl_HSYNC_MASK |
3180 PM3VideoControl_VSYNC_MASK);
3181 video |= PM3VideoControl_HSYNC_ACTIVE_HIGH |
3182 PM3VideoControl_VSYNC_ACTIVE_HIGH;
3183
3184 if (blank_mode > 0) {
3185 switch (blank_mode - 1) {
3186
3187 case VESA_NO_BLANKING: /* FIXME */
3188 video = video & ~(PM3VideoControl_ENABLE);
3189 break;
3190
3191 case VESA_HSYNC_SUSPEND:
3192 video = video & ~(PM3VideoControl_HSYNC_MASK |
3193 PM3VideoControl_BLANK_ACTIVE_LOW);
3194 break;
3195 case VESA_VSYNC_SUSPEND:
3196 video = video & ~(PM3VideoControl_VSYNC_MASK |
3197 PM3VideoControl_BLANK_ACTIVE_LOW);
3198 break;
3199 case VESA_POWERDOWN:
3200 video = video & ~(PM3VideoControl_HSYNC_MASK |
3201 PM3VideoControl_VSYNC_MASK |
3202 PM3VideoControl_BLANK_ACTIVE_LOW);
3203 break;
3204 default:
3205 DPRINTK(1, "Unsupported blanking %d\n",
3206 blank_mode);
3207 return (1);
3208 break;
3209 }
3210 }
3211
3212 PM3_SLOW_WRITE_REG(PM3VideoControl, video);
3213
3214 return (0);
3215 }
3216
3217 static void pm3fb_set_disp(const void *par, struct display *disp,
3218 struct fb_info_gen *info)
3219 {
3220 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) info;
3221 struct pm3fb_par *p = (struct pm3fb_par *) par;
3222 u32 flags;
3223
3224 DTRACE;
3225
3226 local_irq_save(flags);
3227 info->info.screen_base = l_fb_info->v_fb;
3228 switch (p->depth) {
3229 #ifdef FBCON_HAS_CFB8
3230 case 8:
3231 #ifdef PM3FB_USE_ACCEL
3232 if (!(noaccel[l_fb_info->board_num]))
3233 disp->dispsw = &pm3fb_cfb8;
3234 else
3235 #endif /* PM3FB_USE_ACCEL */
3236 disp->dispsw = &fbcon_cfb8;
3237 break;
3238 #endif
3239 #ifdef FBCON_HAS_CFB16
3240 case 12:
3241 #ifdef PM3FB_USE_ACCEL
3242 if (!(noaccel[l_fb_info->board_num]))
3243 disp->dispsw = &pm3fb_cfb16;
3244 else
3245 #endif /* PM3FB_USE_ACCEL */
3246 disp->dispsw = &fbcon_cfb16;
3247 disp->dispsw_data = l_fb_info->cmap.cmap12;
3248 break;
3249 case 15:
3250 #ifdef PM3FB_USE_ACCEL
3251 if (!(noaccel[l_fb_info->board_num]))
3252 disp->dispsw = &pm3fb_cfb16;
3253 else
3254 #endif /* PM3FB_USE_ACCEL */
3255 disp->dispsw = &fbcon_cfb16;
3256 disp->dispsw_data = l_fb_info->cmap.cmap15;
3257 break;
3258 case 16:
3259 #ifdef PM3FB_USE_ACCEL
3260 if (!(noaccel[l_fb_info->board_num]))
3261 disp->dispsw = &pm3fb_cfb16;
3262 else
3263 #endif /* PM3FB_USE_ACCEL */
3264 disp->dispsw = &fbcon_cfb16;
3265 disp->dispsw_data = l_fb_info->cmap.cmap16;
3266 break;
3267 #endif
3268 #ifdef FBCON_HAS_CFB32
3269 case 32:
3270 #ifdef PM3FB_USE_ACCEL
3271 if (!(noaccel[l_fb_info->board_num]))
3272 disp->dispsw = &pm3fb_cfb32;
3273 else
3274 #endif /* PM3FB_USE_ACCEL */
3275 disp->dispsw = &fbcon_cfb32;
3276 disp->dispsw_data = l_fb_info->cmap.cmap32;
3277 break;
3278 #endif /* FBCON_HAS_CFB32 */
3279 default:
3280 disp->dispsw = &fbcon_dummy;
3281 DPRINTK(1, "Invalid depth, using fbcon_dummy\n");
3282 break;
3283 }
3284 local_irq_restore(flags);
3285 }
3286
3287 /* */
3288 static void pm3fb_detect(void)
3289 {
3290 struct pci_dev *dev_array[PM3_MAX_BOARD];
3291 struct pci_dev *dev = NULL;
3292 struct pm3fb_info *l_fb_info = &(fb_info[0]);
3293 unsigned long i, j, done;
3294
3295 DTRACE;
3296
3297 for (i = 0; i < PM3_MAX_BOARD; i++) {
3298 dev_array[i] = NULL;
3299 fb_info[i].dev = NULL;
3300 }
3301
3302 dev =
3303 pci_find_device(PCI_VENDOR_ID_3DLABS,
3304 PCI_DEVICE_ID_3DLABS_PERMEDIA3, dev);
3305
3306 for (i = 0; ((i < PM3_MAX_BOARD) && dev); i++) {
3307 dev_array[i] = dev;
3308 dev =
3309 pci_find_device(PCI_VENDOR_ID_3DLABS,
3310 PCI_DEVICE_ID_3DLABS_PERMEDIA3, dev);
3311 }
3312
3313 if (dev) { /* more than PM3_MAX_BOARD */
3314 printk(KERN_WARNING "pm3fb: Warning: more than %d boards found\n",
3315 PM3_MAX_BOARD);
3316 }
3317
3318 if (!dev_array[0]) { /* not a single board, abort */
3319 return;
3320 }
3321
3322 /* allocate user-defined boards */
3323 for (i = 0; i < PM3_MAX_BOARD; i++) {
3324 if ((bus[i] >= 0) && (slot[i] >= 0) && (func[i] >= 0)) {
3325 for (j = 0; j < PM3_MAX_BOARD; j++) {
3326 if ((dev_array[j] != NULL) &&
3327 (dev_array[j]->bus->number == bus[i])
3328 && (PCI_SLOT(dev_array[j]->devfn) ==
3329 slot[i])
3330 && (PCI_FUNC(dev_array[j]->devfn) ==
3331 func[i])) {
3332 fb_info[i].dev = dev_array[j];
3333 dev_array[j] = NULL;
3334 }
3335 }
3336 }
3337 }
3338 /* allocate remaining boards */
3339 for (i = 0; i < PM3_MAX_BOARD; i++) {
3340 if (fb_info[i].dev == NULL) {
3341 done = 0;
3342 for (j = 0; ((j < PM3_MAX_BOARD) && (!done)); j++) {
3343 if (dev_array[j] != NULL) {
3344 fb_info[i].dev = dev_array[j];
3345 dev_array[j] = NULL;
3346 done = 1;
3347 }
3348 }
3349 }
3350 }
3351
3352 /* at that point, all PCI Permedia3 are detected and allocated */
3353 /* now, initialize... or not */
3354 for (i = 0; i < PM3_MAX_BOARD; i++) {
3355 l_fb_info = &(fb_info[i]);
3356 if ((l_fb_info->dev) && (!disable[i])) { /* PCI device was found and not disabled by user */
3357 DPRINTK(2,
3358 "found @%lx Vendor %lx Device %lx ; base @ : %lx - %lx - %lx - %lx - %lx - %lx, irq %ld\n",
3359 (unsigned long) l_fb_info->dev,
3360 (unsigned long) l_fb_info->dev->vendor,
3361 (unsigned long) l_fb_info->dev->device,
3362 (unsigned long)
3363 pci_resource_start(l_fb_info->dev, 0),
3364 (unsigned long)
3365 pci_resource_start(l_fb_info->dev, 1),
3366 (unsigned long)
3367 pci_resource_start(l_fb_info->dev, 2),
3368 (unsigned long)
3369 pci_resource_start(l_fb_info->dev, 3),
3370 (unsigned long)
3371 pci_resource_start(l_fb_info->dev, 4),
3372 (unsigned long)
3373 pci_resource_start(l_fb_info->dev, 5),
3374 (unsigned long) l_fb_info->dev->irq);
3375
3376 l_fb_info->pIOBase =
3377 (unsigned char *)
3378 pci_resource_start(l_fb_info->dev, 0);
3379 #ifdef __BIG_ENDIAN
3380 l_fb_info->pIOBase += PM3_REGS_SIZE;
3381 #endif
3382 l_fb_info->vIOBase = (unsigned char *) -1;
3383 l_fb_info->p_fb =
3384 (unsigned char *)
3385 pci_resource_start(l_fb_info->dev, 1);
3386 l_fb_info->v_fb = (unsigned char *) -1;
3387
3388 if (!request_mem_region
3389 ((unsigned long)l_fb_info->p_fb, 64 * 1024 * 1024, /* request full aperture size */
3390 "pm3fb")) {
3391 printk
3392 (KERN_ERR "pm3fb: Error: couldn't request framebuffer memory, board #%ld\n",
3393 l_fb_info->board_num);
3394 continue;
3395 }
3396 if (!request_mem_region
3397 ((unsigned long)l_fb_info->pIOBase, PM3_REGS_SIZE,
3398 "pm3fb I/O regs")) {
3399 printk
3400 (KERN_ERR "pm3fb: Error: couldn't request IObase memory, board #%ld\n",
3401 l_fb_info->board_num);
3402 continue;
3403 }
3404 if (forcesize[l_fb_info->board_num])
3405 l_fb_info->fb_size = forcesize[l_fb_info->board_num];
3406
3407 l_fb_info->fb_size =
3408 pm3fb_size_memory(l_fb_info);
3409 if (l_fb_info->fb_size) {
3410 (void) pci_enable_device(l_fb_info->dev);
3411 pm3fb_common_init(l_fb_info);
3412 } else
3413 printk(KERN_ERR "pm3fb: memory problem, not enabling board #%ld\n", l_fb_info->board_num);
3414 }
3415 }
3416 }
3417
3418 static int pm3fb_pan_display(const struct fb_var_screeninfo *var,
3419 struct fb_info_gen *info)
3420 {
3421 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) info;
3422
3423 DTRACE;
3424
3425 if (!current_par_valid[l_fb_info->board_num])
3426 return -EINVAL;
3427
3428 l_fb_info->current_par->base = /* in 128 bits chunk - i.e. AFTER Shiftbpp */
3429 pm3fb_Shiftbpp(l_fb_info,
3430 l_fb_info->current_par->depth,
3431 (var->yoffset * l_fb_info->current_par->width) +
3432 var->xoffset);
3433 PM3_SLOW_WRITE_REG(PM3ScreenBase, l_fb_info->current_par->base);
3434 return 0;
3435 }
3436
3437 static int pm3fb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
3438 {
3439 struct pm3fb_info *l_fb_info = (struct pm3fb_info *) info;
3440 u32 cm, i;
3441 #ifdef PM3FB_MASTER_DEBUG
3442 char cc[3];
3443 #endif /* PM3FB_MASTER_DEBUG */
3444
3445 switch(cmd)
3446 {
3447 #ifdef PM3FB_MASTER_DEBUG
3448 case PM3FBIO_CLEARMEMORY:
3449 if (copy_from_user(&cm, (void *)arg, sizeof(u32)))
3450 return(-EFAULT);
3451 pm3fb_clear_memory(l_fb_info, cm);
3452 return(0);
3453 break;
3454
3455 case PM3FBIO_CLEARCMAP:
3456 if (copy_from_user(cc, (void*)arg, 3 * sizeof(char)))
3457 return(-EFAULT);
3458 pm3fb_clear_colormap(l_fb_info, cc[0], cc[1], cc[2]);
3459 return(0);
3460 break;
3461 #endif /* PM3FB_MASTER_DEBUG */
3462
3463 case PM3FBIO_RESETCHIP:
3464 cm = 1;
3465 PM3_SLOW_WRITE_REG(PM3ResetStatus, 1);
3466 for (i = 0 ; (i < 10000) && cm ; i++)
3467 {
3468 PM3_DELAY(10);
3469 cm = PM3_READ_REG(PM3ResetStatus);
3470 }
3471 if (cm)
3472 {
3473 printk(KERN_ERR "pm3fb: chip reset failed with status 0x%x\n", cm);
3474 return(-EIO);
3475 }
3476 /* first thing first, reload memory timings */
3477 pm3fb_write_memory_timings(l_fb_info);
3478 #ifdef PM3FB_USE_ACCEL
3479 pm3fb_init_engine(l_fb_info);
3480 #endif /* PM3FB_USE_ACCEL */
3481 pm3fb_write_mode(l_fb_info);
3482 return(0);
3483 break;
3484
3485 default:
3486 DPRINTK(2, "unknown ioctl: %d (%x)\n", cmd, cmd);
3487 return(-EINVAL);
3488 }
3489 }
3490
3491 /* ****************************************** */
3492 /* ***** standard FB API init functions ***** */
3493 /* ****************************************** */
3494
3495 int __init pm3fb_setup(char *options)
3496 {
3497 long opsi = strlen(options);
3498
3499 DTRACE;
3500
3501 memcpy(g_options, options,
3502 ((opsi + 1) >
3503 PM3_OPTIONS_SIZE) ? PM3_OPTIONS_SIZE : (opsi + 1));
3504 g_options[PM3_OPTIONS_SIZE - 1] = 0;
3505
3506 return (0);
3507 }
3508
3509 int __init pm3fb_init(void)
3510 {
3511 DTRACE;
3512
3513 DPRINTK(2, "This is pm3fb.c, CVS version: $Header: /cvsroot/linux/drivers/video/pm3fb.c,v 1.1 2002/02/25 19:11:06 marcelo Exp $");
3514
3515 pm3fb_real_setup(g_options);
3516
3517 pm3fb_detect();
3518
3519 if (!fb_info[0].dev) { /* not even one board ??? */
3520 DPRINTK(1, "No PCI Permedia3 board detected\n");
3521 }
3522 return (0);
3523 }
3524
3525 /* ************************* */
3526 /* **** Module support ***** */
3527 /* ************************* */
3528
3529 #ifdef MODULE
3530 MODULE_AUTHOR("Romain Dolbeau");
3531 MODULE_DESCRIPTION("Permedia3 framebuffer device driver");
3532 static char *mode[PM3_MAX_BOARD];
3533 module_param_array(mode, charp, NULL, 0);
3534 MODULE_PARM_DESC(mode,"video mode");
3535 module_param_array(disable, short, NULL, 0);
3536 MODULE_PARM_DESC(disable,"disable board");
3537 static short off[PM3_MAX_BOARD];
3538 module_param_array(off, short, NULL, 0);
3539 MODULE_PARM_DESC(off,"disable board");
3540 static char *pciid[PM3_MAX_BOARD];
3541 module_param_array(pciid, charp, NULL, 0);
3542 MODULE_PARM_DESC(pciid,"board PCI Id");
3543 module_param_array(noaccel, short, NULL, 0);
3544 MODULE_PARM_DESC(noaccel,"disable accel");
3545 static char *font[PM3_MAX_BOARD];
3546 module_param_array(font, charp, NULL, 0);
3547 MODULE_PARM_DESC(font,"choose font");
3548 module_param(depth, short, NULL, 0);
3549 MODULE_PARM_DESC(depth,"boot-time depth");
3550 module_param(printtimings, short, NULL, 0);
3551 MODULE_PARM_DESC(printtimings, "print the memory timings of the card(s)");
3552 module_param(forcesize, short, NULL, 0);
3553 MODULE_PARM_DESC(forcesize, "force specified memory size");
3554 /*
3555 MODULE_SUPPORTED_DEVICE("Permedia3 PCI boards")
3556 MODULE_GENERIC_TABLE(gtype,name)
3557 MODULE_DEVICE_TABLE(type,name)
3558 */
3559
3560 void pm3fb_build_options(void)
3561 {
3562 int i;
3563 char ts[128];
3564
3565 strcpy(g_options, "pm3fb");
3566 for (i = 0; i < PM3_MAX_BOARD ; i++)
3567 {
3568 if (mode[i])
3569 {
3570 sprintf(ts, ",mode:%d:%s", i, mode[i]);
3571 strncat(g_options, ts, PM3_OPTIONS_SIZE - strlen(g_options));
3572 }
3573 if (disable[i] || off[i])
3574 {
3575 sprintf(ts, ",disable:%d:", i);
3576 strncat(g_options, ts, PM3_OPTIONS_SIZE - strlen(g_options));
3577 }
3578 if (pciid[i])
3579 {
3580 sprintf(ts, ",pciid:%d:%s", i, pciid[i]);
3581 strncat(g_options, ts, PM3_OPTIONS_SIZE - strlen(g_options));
3582 }
3583 if (noaccel[i])
3584 {
3585 sprintf(ts, ",noaccel:%d:", i);
3586 strncat(g_options, ts, PM3_OPTIONS_SIZE - strlen(g_options));
3587 }
3588 if (font[i])
3589 {
3590 sprintf(ts, ",font:%d:%s", i, font[i]);
3591 strncat(g_options, ts, PM3_OPTIONS_SIZE - strlen(g_options));
3592 }
3593 if (depth[i])
3594 {
3595 sprintf(ts, ",depth:%d:%d", i, depth[i]);
3596 strncat(g_options, ts, PM3_OPTIONS_SIZE - strlen(g_options));
3597 }
3598 }
3599 g_options[PM3_OPTIONS_SIZE - 1] = '\0';
3600 DPRINTK(1, "pm3fb use options: %s\n", g_options);
3601 }
3602
3603 int init_module(void)
3604 {
3605 DTRACE;
3606
3607 pm3fb_build_options();
3608
3609 pm3fb_init();
3610
3611 return (0);
3612 }
3613
3614 void cleanup_module(void)
3615 {
3616 DTRACE;
3617 {
3618 unsigned long i;
3619 struct pm3fb_info *l_fb_info;
3620 for (i = 0; i < PM3_MAX_BOARD; i++) {
3621 l_fb_info = &(fb_info[i]);
3622 if ((l_fb_info->dev != NULL)
3623 && (!(disable[l_fb_info->board_num]))) {
3624 if (l_fb_info->vIOBase !=
3625 (unsigned char *) -1) {
3626 pm3fb_unmapIO(l_fb_info);
3627 release_mem_region(l_fb_info->p_fb,
3628 l_fb_info->
3629 fb_size);
3630 release_mem_region(l_fb_info->
3631 pIOBase,
3632 PM3_REGS_SIZE);
3633 }
3634 unregister_framebuffer(&l_fb_info->gen.
3635 info);
3636 }
3637 }
3638 }
3639 return;
3640 }
3641 #endif /* MODULE */
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