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5b1d7137 WD |
1 | /* |
2 | * (C) Copyright 2001-2002 | |
3 | * Wolfgang Denk, DENX Software Engineering -- wd@denx.de | |
4 | * | |
5 | * See file CREDITS for list of people who contributed to this | |
6 | * project. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License as | |
10 | * published by the Free Software Foundation; either version 2 of | |
11 | * the License, or (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
21 | * MA 02111-1307 USA | |
22 | */ | |
23 | ||
24 | /************************************************************************/ | |
25 | /* ** HEADER FILES */ | |
26 | /************************************************************************/ | |
27 | ||
28 | #include <config.h> | |
29 | #include <common.h> | |
7aa78614 | 30 | #include <watchdog.h> |
5b1d7137 WD |
31 | #include <version.h> |
32 | #include <stdarg.h> | |
33 | #include <lcdvideo.h> | |
34 | #include <linux/types.h> | |
35 | #include <devices.h> | |
4532cb69 WD |
36 | #if defined(CONFIG_POST) |
37 | #include <post.h> | |
38 | #endif | |
682011ff | 39 | #include <lcd.h> |
5b1d7137 WD |
40 | |
41 | #ifdef CONFIG_LCD | |
42 | ||
43 | /************************************************************************/ | |
44 | /* ** CONFIG STUFF -- should be moved to board config file */ | |
45 | /************************************************************************/ | |
5b1d7137 WD |
46 | #define CONFIG_LCD_LOGO |
47 | #define LCD_INFO /* Display Logo, (C) and system info */ | |
608c9146 | 48 | |
d791b1dc | 49 | #if defined(CONFIG_V37) || defined(CONFIG_EDT32F10) |
608c9146 WD |
50 | #undef CONFIG_LCD_LOGO |
51 | #undef LCD_INFO | |
52 | #endif | |
53 | ||
5b1d7137 WD |
54 | /* #define LCD_TEST_PATTERN */ /* color backgnd for frame/color adjust */ |
55 | /* #define CFG_INVERT_COLORS */ /* Not needed - adjust vl_dp instead */ | |
56 | /************************************************************************/ | |
57 | ||
d791b1dc WD |
58 | /************************************************************************/ |
59 | /* ** BITMAP DISPLAY SUPPORT -- should probably be moved elsewhere */ | |
60 | /************************************************************************/ | |
61 | ||
62 | #if (CONFIG_COMMANDS & CFG_CMD_BMP) | |
63 | #include <bmp_layout.h> | |
64 | #endif /* (CONFIG_COMMANDS & CFG_CMD_BMP) */ | |
65 | ||
5b1d7137 WD |
66 | /************************************************************************/ |
67 | /* ** FONT AND LOGO DATA */ | |
68 | /************************************************************************/ | |
69 | ||
70 | #include <video_font.h> /* Get font data, width and height */ | |
71 | ||
72 | #ifdef CONFIG_LCD_LOGO | |
73 | # include <bmp_logo.h> /* Get logo data, width and height */ | |
74 | #endif | |
75 | ||
76 | /************************************************************************/ | |
77 | /************************************************************************/ | |
78 | ||
79 | /* | |
80 | * Information about displays we are using. This is for configuring | |
81 | * the LCD controller and memory allocation. Someone has to know what | |
82 | * is connected, as we can't autodetect anything. | |
83 | */ | |
84 | #define CFG_HIGH 0 /* Pins are active high */ | |
85 | #define CFG_LOW 1 /* Pins are active low */ | |
86 | ||
87 | typedef struct vidinfo { | |
88 | ushort vl_col; /* Number of columns (i.e. 640) */ | |
89 | ushort vl_row; /* Number of rows (i.e. 480) */ | |
90 | ushort vl_width; /* Width of display area in millimeters */ | |
91 | ushort vl_height; /* Height of display area in millimeters */ | |
92 | ||
93 | /* LCD configuration register. | |
94 | */ | |
95 | u_char vl_clkp; /* Clock polarity */ | |
96 | u_char vl_oep; /* Output Enable polarity */ | |
97 | u_char vl_hsp; /* Horizontal Sync polarity */ | |
98 | u_char vl_vsp; /* Vertical Sync polarity */ | |
99 | u_char vl_dp; /* Data polarity */ | |
100 | u_char vl_bpix; /* Bits per pixel, 0 = 1, 1 = 2, 2 = 4, 3 = 8 */ | |
101 | u_char vl_lbw; /* LCD Bus width, 0 = 4, 1 = 8 */ | |
102 | u_char vl_splt; /* Split display, 0 = single-scan, 1 = dual-scan */ | |
103 | u_char vl_clor; /* Color, 0 = mono, 1 = color */ | |
104 | u_char vl_tft; /* 0 = passive, 1 = TFT */ | |
105 | ||
106 | /* Horizontal control register. Timing from data sheet. | |
107 | */ | |
108 | ushort vl_wbl; /* Wait between lines */ | |
109 | ||
110 | /* Vertical control register. | |
111 | */ | |
112 | u_char vl_vpw; /* Vertical sync pulse width */ | |
113 | u_char vl_lcdac; /* LCD AC timing */ | |
114 | u_char vl_wbf; /* Wait between frames */ | |
115 | } vidinfo_t; | |
116 | ||
117 | #define LCD_MONOCHROME 0 | |
118 | #define LCD_COLOR2 1 | |
119 | #define LCD_COLOR4 2 | |
120 | #define LCD_COLOR8 3 | |
121 | ||
122 | /*----------------------------------------------------------------------*/ | |
123 | #ifdef CONFIG_KYOCERA_KCS057QV1AJ | |
124 | /* | |
125 | * Kyocera KCS057QV1AJ-G23. Passive, color, single scan. | |
126 | */ | |
127 | #define LCD_BPP LCD_COLOR4 | |
128 | ||
129 | static vidinfo_t panel_info = { | |
130 | 640, 480, 132, 99, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH, | |
131 | LCD_BPP, 1, 0, 1, 0, 5, 0, 0, 0 | |
132 | /* wbl, vpw, lcdac, wbf */ | |
133 | }; | |
134 | #endif /* CONFIG_KYOCERA_KCS057QV1AJ */ | |
135 | /*----------------------------------------------------------------------*/ | |
136 | ||
682011ff WD |
137 | /*----------------------------------------------------------------------*/ |
138 | #ifdef CONFIG_HITACHI_SP19X001_Z1A | |
139 | /* | |
140 | * Hitachi SP19X001-. Active, color, single scan. | |
141 | */ | |
142 | static vidinfo_t panel_info = { | |
143 | 640, 480, 154, 116, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH, | |
144 | LCD_COLOR8, 1, 0, 1, 0, 0, 0, 0, 0 | |
145 | /* wbl, vpw, lcdac, wbf */ | |
146 | }; | |
147 | #endif /* CONFIG_HITACHI_SP19X001_Z1A */ | |
148 | /*----------------------------------------------------------------------*/ | |
149 | ||
5b1d7137 WD |
150 | /*----------------------------------------------------------------------*/ |
151 | #ifdef CONFIG_NEC_NL6648AC33 | |
152 | /* | |
153 | * NEC NL6648AC33-18. Active, color, single scan. | |
154 | */ | |
155 | static vidinfo_t panel_info = { | |
156 | 640, 480, 132, 99, CFG_HIGH, CFG_HIGH, CFG_LOW, CFG_LOW, CFG_HIGH, | |
157 | 3, 0, 0, 1, 1, 144, 2, 0, 33 | |
158 | /* wbl, vpw, lcdac, wbf */ | |
159 | }; | |
160 | #endif /* CONFIG_NEC_NL6648AC33 */ | |
161 | /*----------------------------------------------------------------------*/ | |
162 | ||
163 | #ifdef CONFIG_NEC_NL6648BC20 | |
164 | /* | |
165 | * NEC NL6648BC20-08. 6.5", 640x480. Active, color, single scan. | |
166 | */ | |
167 | static vidinfo_t panel_info = { | |
168 | 640, 480, 132, 99, CFG_HIGH, CFG_HIGH, CFG_LOW, CFG_LOW, CFG_HIGH, | |
169 | 3, 0, 0, 1, 1, 144, 2, 0, 33 | |
170 | /* wbl, vpw, lcdac, wbf */ | |
171 | }; | |
172 | #endif /* CONFIG_NEC_NL6648BC20 */ | |
173 | /*----------------------------------------------------------------------*/ | |
174 | ||
175 | #ifdef CONFIG_SHARP_LQ104V7DS01 | |
176 | /* | |
177 | * SHARP LQ104V7DS01. 6.5", 640x480. Active, color, single scan. | |
178 | */ | |
179 | static vidinfo_t panel_info = { | |
180 | 640, 480, 132, 99, CFG_HIGH, CFG_HIGH, CFG_LOW, CFG_LOW, CFG_LOW, | |
181 | 3, 0, 0, 1, 1, 25, 1, 0, 33 | |
182 | /* wbl, vpw, lcdac, wbf */ | |
183 | }; | |
184 | #endif /* CONFIG_SHARP_LQ104V7DS01 */ | |
185 | /*----------------------------------------------------------------------*/ | |
186 | ||
187 | #ifdef CONFIG_SHARP_16x9 | |
188 | /* | |
189 | * Sharp 320x240. Active, color, single scan. It isn't 16x9, and I am | |
190 | * not sure what it is....... | |
191 | */ | |
192 | static vidinfo_t panel_info = { | |
193 | 320, 240, 0, 0, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH, | |
194 | 3, 0, 0, 1, 1, 15, 4, 0, 3 | |
195 | }; | |
196 | #endif /* CONFIG_SHARP_16x9 */ | |
197 | /*----------------------------------------------------------------------*/ | |
198 | ||
199 | #ifdef CONFIG_SHARP_LQ057Q3DC02 | |
200 | /* | |
201 | * Sharp LQ057Q3DC02 display. Active, color, single scan. | |
202 | */ | |
4a6fd34b WD |
203 | #define LCD_DF 12 |
204 | ||
5b1d7137 WD |
205 | static vidinfo_t panel_info = { |
206 | 320, 240, 0, 0, CFG_HIGH, CFG_HIGH, CFG_LOW, CFG_LOW, CFG_HIGH, | |
207 | 3, 0, 0, 1, 1, 15, 4, 0, 3 | |
208 | /* wbl, vpw, lcdac, wbf */ | |
209 | }; | |
210 | #define LCD_INFO_BELOW_LOGO | |
211 | #endif /* CONFIG_SHARP_LQ057Q3DC02 */ | |
212 | /*----------------------------------------------------------------------*/ | |
213 | ||
214 | #ifdef CONFIG_SHARP_LQ64D341 | |
215 | /* | |
216 | * Sharp LQ64D341 display, 640x480. Active, color, single scan. | |
217 | */ | |
218 | static vidinfo_t panel_info = { | |
219 | 640, 480, 0, 0, CFG_HIGH, CFG_HIGH, CFG_LOW, CFG_LOW, CFG_HIGH, | |
220 | 3, 0, 0, 1, 1, 128, 16, 0, 32 | |
221 | /* wbl, vpw, lcdac, wbf */ | |
222 | }; | |
223 | #endif /* CONFIG_SHARP_LQ64D341 */ | |
608c9146 WD |
224 | |
225 | #ifdef CONFIG_SHARP_LQ084V1DG21 | |
226 | /* | |
227 | * Sharp LQ084V1DG21 display, 640x480. Active, color, single scan. | |
228 | */ | |
229 | static vidinfo_t panel_info = { | |
230 | 640, 480, 171, 129, CFG_HIGH, CFG_HIGH, CFG_LOW, CFG_LOW, CFG_LOW, | |
231 | 3, 0, 0, 1, 1, 160, 3, 0, 48 | |
232 | /* wbl, vpw, lcdac, wbf */ | |
233 | }; | |
234 | #endif /* CONFIG_SHARP_LQ084V1DG21 */ | |
235 | ||
5b1d7137 WD |
236 | /*----------------------------------------------------------------------*/ |
237 | ||
238 | #ifdef CONFIG_HLD1045 | |
239 | /* | |
240 | * HLD1045 display, 640x480. Active, color, single scan. | |
241 | */ | |
242 | static vidinfo_t panel_info = { | |
243 | 640, 480, 0, 0, CFG_HIGH, CFG_HIGH, CFG_LOW, CFG_LOW, CFG_HIGH, | |
244 | 3, 0, 0, 1, 1, 160, 3, 0, 48 | |
245 | /* wbl, vpw, lcdac, wbf */ | |
246 | }; | |
247 | #endif /* CONFIG_HLD1045 */ | |
248 | /*----------------------------------------------------------------------*/ | |
249 | ||
250 | #ifdef CONFIG_PRIMEVIEW_V16C6448AC | |
251 | /* | |
252 | * Prime View V16C6448AC | |
253 | */ | |
254 | static vidinfo_t panel_info = { | |
255 | 640, 480, 130, 98, CFG_HIGH, CFG_HIGH, CFG_LOW, CFG_LOW, CFG_HIGH, | |
256 | 3, 0, 0, 1, 1, 144, 2, 0, 35 | |
257 | /* wbl, vpw, lcdac, wbf */ | |
258 | }; | |
259 | #endif /* CONFIG_PRIMEVIEW_V16C6448AC */ | |
260 | ||
261 | /*----------------------------------------------------------------------*/ | |
262 | ||
263 | #ifdef CONFIG_OPTREX_BW | |
264 | /* | |
265 | * Optrex CBL50840-2 NF-FW 99 22 M5 | |
266 | * or | |
267 | * Hitachi LMG6912RPFC-00T | |
268 | * or | |
269 | * Hitachi SP14Q002 | |
270 | * | |
271 | * 320x240. Black & white. | |
272 | */ | |
273 | #define OPTREX_BPP 0 /* 0 - monochrome, 1 bpp */ | |
274 | /* 1 - 4 grey levels, 2 bpp */ | |
275 | /* 2 - 16 grey levels, 4 bpp */ | |
276 | static vidinfo_t panel_info = { | |
277 | 320, 240, 0, 0, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_LOW, | |
278 | OPTREX_BPP, 0, 0, 0, 0, 0, 0, 0, 0, 4 | |
279 | }; | |
280 | #endif /* CONFIG_OPTREX_BW */ | |
281 | ||
282 | /*-----------------------------------------------------------------*/ | |
283 | #ifdef CONFIG_EDT32F10 | |
284 | /* | |
285 | * Emerging Display Technologies 320x240. Passive, monochrome, single scan. | |
286 | */ | |
287 | #define LCD_BPP LCD_MONOCHROME | |
4a6fd34b | 288 | #define LCD_DF 10 |
5b1d7137 WD |
289 | |
290 | static vidinfo_t panel_info = { | |
291 | 320, 240, 0, 0, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_HIGH, CFG_LOW, | |
4a6fd34b | 292 | LCD_BPP, 0, 0, 0, 0, 33, 0, 0, 0 |
5b1d7137 WD |
293 | }; |
294 | #endif | |
295 | /*----------------------------------------------------------------------*/ | |
296 | ||
297 | #if defined(LCD_INFO_BELOW_LOGO) | |
298 | # define LCD_INFO_X 0 | |
299 | # define LCD_INFO_Y (BMP_LOGO_HEIGHT + VIDEO_FONT_HEIGHT) | |
300 | #elif defined(CONFIG_LCD_LOGO) | |
301 | # define LCD_INFO_X (BMP_LOGO_WIDTH + 4 * VIDEO_FONT_WIDTH) | |
302 | # define LCD_INFO_Y (VIDEO_FONT_HEIGHT) | |
303 | #else | |
304 | # define LCD_INFO_X (VIDEO_FONT_WIDTH) | |
305 | # define LCD_INFO_Y (VIDEO_FONT_HEIGHT) | |
306 | #endif | |
307 | ||
308 | #ifndef LCD_BPP | |
309 | #define LCD_BPP LCD_COLOR8 | |
310 | #endif | |
311 | #ifndef LCD_DF | |
312 | #define LCD_DF 1 | |
313 | #endif | |
314 | ||
315 | #define NBITS(bit_code) (1 << (bit_code)) | |
316 | #define NCOLORS(bit_code) (1 << NBITS(bit_code)) | |
317 | ||
318 | static int lcd_line_length; | |
319 | ||
320 | static int lcd_color_fg; | |
321 | static int lcd_color_bg; | |
322 | ||
682011ff | 323 | char lcd_is_enabled = 0; /* Indicate that LCD is enabled */ |
5b1d7137 WD |
324 | |
325 | /* | |
326 | * Frame buffer memory information | |
327 | */ | |
328 | static void *lcd_base; /* Start of framebuffer memory */ | |
329 | static void *lcd_console_address; /* Start of console buffer */ | |
330 | ||
331 | ||
332 | /************************************************************************/ | |
333 | /* ** CONSOLE CONSTANTS */ | |
334 | /************************************************************************/ | |
335 | ||
336 | #if LCD_BPP == LCD_MONOCHROME | |
337 | ||
338 | /* | |
339 | * Simple color definitions | |
340 | */ | |
341 | #define CONSOLE_COLOR_BLACK 0 | |
342 | #define CONSOLE_COLOR_WHITE 1 /* Must remain last / highest */ | |
343 | ||
344 | #else | |
345 | ||
346 | /* | |
347 | * Simple color definitions | |
348 | */ | |
349 | #define CONSOLE_COLOR_BLACK 0 | |
350 | #define CONSOLE_COLOR_RED 1 | |
351 | #define CONSOLE_COLOR_GREEN 2 | |
352 | #define CONSOLE_COLOR_YELLOW 3 | |
353 | #define CONSOLE_COLOR_BLUE 4 | |
354 | #define CONSOLE_COLOR_MAGENTA 5 | |
355 | #define CONSOLE_COLOR_CYAN 6 | |
356 | #define CONSOLE_COLOR_GREY 14 | |
357 | #define CONSOLE_COLOR_WHITE 15 /* Must remain last / highest */ | |
358 | ||
359 | #endif | |
360 | ||
361 | #if defined(CONFIG_LCD_LOGO) && (CONSOLE_COLOR_WHITE >= BMP_LOGO_OFFSET) | |
362 | #error Default Color Map overlaps with Logo Color Map | |
363 | #endif | |
364 | ||
365 | /************************************************************************/ | |
366 | ||
367 | #ifndef PAGE_SIZE | |
368 | #define PAGE_SIZE 4096 | |
369 | #endif | |
370 | ||
371 | ||
372 | /************************************************************************/ | |
373 | /* ** CONSOLE DEFINITIONS & FUNCTIONS */ | |
374 | /************************************************************************/ | |
375 | ||
376 | #if defined(CONFIG_LCD_LOGO) && !defined(LCD_INFO_BELOW_LOGO) | |
377 | #define CONSOLE_ROWS ((panel_info.vl_row-BMP_LOGO_HEIGHT) \ | |
378 | / VIDEO_FONT_HEIGHT) | |
379 | #else | |
380 | #define CONSOLE_ROWS (panel_info.vl_row / VIDEO_FONT_HEIGHT) | |
381 | #endif | |
382 | #define CONSOLE_COLS (panel_info.vl_col / VIDEO_FONT_WIDTH) | |
383 | #define CONSOLE_ROW_SIZE (VIDEO_FONT_HEIGHT * lcd_line_length) | |
384 | #define CONSOLE_ROW_FIRST (lcd_console_address) | |
385 | #define CONSOLE_ROW_SECOND (lcd_console_address + CONSOLE_ROW_SIZE) | |
386 | #define CONSOLE_ROW_LAST (lcd_console_address + CONSOLE_SIZE \ | |
387 | - CONSOLE_ROW_SIZE) | |
388 | #define CONSOLE_SIZE (CONSOLE_ROW_SIZE * CONSOLE_ROWS) | |
389 | #define CONSOLE_SCROLL_SIZE (CONSOLE_SIZE - CONSOLE_ROW_SIZE) | |
390 | ||
391 | #if LCD_BPP == LCD_MONOCHROME | |
392 | #define COLOR_MASK(c) ((c) | (c) << 1 | (c) << 2 | (c) << 3 | \ | |
393 | (c) << 4 | (c) << 5 | (c) << 6 | (c) << 7) | |
394 | #elif LCD_BPP == LCD_COLOR8 | |
395 | #define COLOR_MASK(c) (c) | |
396 | #else | |
397 | #error Unsupported LCD BPP. | |
398 | #endif | |
399 | ||
400 | static short console_col; | |
401 | static short console_row; | |
402 | ||
403 | /************************************************************************/ | |
404 | ||
405 | ulong lcd_setmem (ulong addr); | |
406 | ||
407 | static void lcd_drawchars (ushort x, ushort y, uchar *str, int count); | |
408 | static inline void lcd_puts_xy (ushort x, ushort y, uchar *s); | |
409 | static inline void lcd_putc_xy (ushort x, ushort y, uchar c); | |
410 | ||
682011ff WD |
411 | int lcd_init (void *lcdbase); |
412 | ||
5b1d7137 WD |
413 | static void lcd_ctrl_init (void *lcdbase); |
414 | static void lcd_enable (void); | |
415 | static void *lcd_logo (void); | |
416 | #if LCD_BPP == LCD_COLOR8 | |
417 | static void lcd_setcolreg (ushort regno, | |
418 | ushort red, ushort green, ushort blue); | |
419 | #endif | |
420 | #if LCD_BPP == LCD_MONOCHROME | |
421 | static void lcd_initcolregs (void); | |
422 | #endif | |
423 | static int lcd_getbgcolor (void); | |
424 | static void lcd_setfgcolor (int color); | |
425 | static void lcd_setbgcolor (int color); | |
426 | ||
682011ff WD |
427 | #if defined(CONFIG_RBC823) |
428 | void lcd_disable (void); | |
429 | #endif | |
430 | ||
5b1d7137 | 431 | #ifdef NOT_USED_SO_FAR |
5b1d7137 WD |
432 | static void lcd_getcolreg (ushort regno, |
433 | ushort *red, ushort *green, ushort *blue); | |
434 | static int lcd_getfgcolor (void); | |
435 | #endif /* NOT_USED_SO_FAR */ | |
436 | ||
437 | /************************************************************************/ | |
438 | ||
439 | /*----------------------------------------------------------------------*/ | |
440 | ||
441 | static void console_scrollup (void) | |
442 | { | |
443 | #if 1 | |
444 | /* Copy up rows ignoring the first one */ | |
445 | memcpy (CONSOLE_ROW_FIRST, CONSOLE_ROW_SECOND, CONSOLE_SCROLL_SIZE); | |
446 | ||
447 | /* Clear the last one */ | |
448 | memset (CONSOLE_ROW_LAST, COLOR_MASK(lcd_color_bg), CONSOLE_ROW_SIZE); | |
449 | #else | |
450 | /* | |
451 | * Poor attempt to optimize speed by moving "long"s. | |
452 | * But the code is ugly, and not a bit faster :-( | |
453 | */ | |
454 | ulong *t = (ulong *)CONSOLE_ROW_FIRST; | |
455 | ulong *s = (ulong *)CONSOLE_ROW_SECOND; | |
456 | ulong l = CONSOLE_SCROLL_SIZE / sizeof(ulong); | |
457 | uchar c = lcd_color_bg & 0xFF; | |
458 | ulong val= (c<<24) | (c<<16) | (c<<8) | c; | |
459 | ||
460 | while (l--) | |
461 | *t++ = *s++; | |
462 | ||
463 | t = (ulong *)CONSOLE_ROW_LAST; | |
464 | l = CONSOLE_ROW_SIZE / sizeof(ulong); | |
465 | ||
466 | while (l-- > 0) | |
467 | *t++ = val; | |
468 | #endif | |
469 | } | |
470 | ||
471 | /*----------------------------------------------------------------------*/ | |
472 | ||
473 | static inline void console_back (void) | |
474 | { | |
475 | if (--console_col < 0) { | |
476 | console_col = CONSOLE_COLS-1 ; | |
477 | if (--console_row < 0) { | |
478 | console_row = 0; | |
479 | } | |
480 | } | |
481 | ||
482 | lcd_putc_xy (console_col * VIDEO_FONT_WIDTH, | |
483 | console_row * VIDEO_FONT_HEIGHT, | |
484 | ' '); | |
485 | } | |
486 | ||
487 | /*----------------------------------------------------------------------*/ | |
488 | ||
489 | static inline void console_newline (void) | |
490 | { | |
491 | ++console_row; | |
492 | console_col = 0; | |
493 | ||
494 | /* Check if we need to scroll the terminal */ | |
495 | if (console_row >= CONSOLE_ROWS) { | |
496 | /* Scroll everything up */ | |
497 | console_scrollup () ; | |
498 | --console_row; | |
499 | } | |
500 | } | |
501 | ||
502 | /*----------------------------------------------------------------------*/ | |
503 | ||
504 | void lcd_putc (const char c) | |
505 | { | |
506 | if (!lcd_is_enabled) { | |
507 | serial_putc(c); | |
508 | return; | |
509 | } | |
510 | ||
511 | switch (c) { | |
512 | case '\r': console_col = 0; | |
513 | return; | |
514 | ||
515 | case '\n': console_newline(); | |
516 | return; | |
517 | ||
518 | case '\t': /* Tab (8 chars alignment) */ | |
519 | console_col |= 8; | |
520 | console_col &= ~7; | |
521 | ||
522 | if (console_col >= CONSOLE_COLS) { | |
523 | console_newline(); | |
524 | } | |
525 | return; | |
526 | ||
527 | case '\b': console_back(); | |
528 | return; | |
529 | ||
530 | default: lcd_putc_xy (console_col * VIDEO_FONT_WIDTH, | |
531 | console_row * VIDEO_FONT_HEIGHT, | |
532 | c); | |
533 | if (++console_col >= CONSOLE_COLS) { | |
534 | console_newline(); | |
535 | } | |
536 | return; | |
537 | } | |
538 | /* NOTREACHED */ | |
539 | } | |
540 | ||
541 | /*----------------------------------------------------------------------*/ | |
542 | ||
543 | void lcd_puts (const char *s) | |
544 | { | |
545 | if (!lcd_is_enabled) { | |
546 | serial_puts (s); | |
547 | return; | |
548 | } | |
549 | ||
550 | while (*s) { | |
551 | lcd_putc (*s++); | |
552 | } | |
553 | } | |
554 | ||
555 | /************************************************************************/ | |
556 | /* ** Low-Level Graphics Routines */ | |
557 | /************************************************************************/ | |
558 | ||
559 | static void lcd_drawchars (ushort x, ushort y, uchar *str, int count) | |
560 | { | |
561 | uchar *dest; | |
562 | ushort off, row; | |
563 | ||
564 | dest = (uchar *)(lcd_base + y * lcd_line_length + x * (1 << LCD_BPP) / 8); | |
565 | off = x * (1 << LCD_BPP) % 8; | |
566 | ||
567 | for (row=0; row < VIDEO_FONT_HEIGHT; ++row, dest += lcd_line_length) { | |
568 | uchar *s = str; | |
569 | uchar *d = dest; | |
570 | int i; | |
571 | ||
572 | #if LCD_BPP == LCD_MONOCHROME | |
573 | uchar rest = *d & -(1 << (8-off)); | |
574 | uchar sym; | |
575 | #endif | |
576 | for (i=0; i<count; ++i) { | |
577 | uchar c, bits; | |
578 | ||
579 | c = *s++; | |
580 | bits = video_fontdata[c * VIDEO_FONT_HEIGHT + row]; | |
581 | ||
582 | #if LCD_BPP == LCD_MONOCHROME | |
583 | sym = (COLOR_MASK(lcd_color_fg) & bits) | | |
584 | (COLOR_MASK(lcd_color_bg) & ~bits); | |
585 | ||
586 | *d++ = rest | (sym >> off); | |
587 | rest = sym << (8-off); | |
588 | #elif LCD_BPP == LCD_COLOR8 | |
589 | for (c=0; c<8; ++c) { | |
590 | *d++ = (bits & 0x80) ? | |
591 | lcd_color_fg : lcd_color_bg; | |
592 | bits <<= 1; | |
593 | } | |
594 | #endif | |
595 | } | |
596 | ||
597 | #if LCD_BPP == LCD_MONOCHROME | |
598 | *d = rest | (*d & ((1 << (8-off)) - 1)); | |
599 | #endif | |
600 | } | |
601 | } | |
602 | ||
603 | /*----------------------------------------------------------------------*/ | |
604 | ||
605 | static inline void lcd_puts_xy (ushort x, ushort y, uchar *s) | |
606 | { | |
607 | #if defined(CONFIG_LCD_LOGO) && !defined(LCD_INFO_BELOW_LOGO) | |
608 | lcd_drawchars (x, y+BMP_LOGO_HEIGHT, s, strlen (s)); | |
609 | #else | |
610 | lcd_drawchars (x, y, s, strlen (s)); | |
611 | #endif | |
612 | } | |
613 | ||
614 | /*----------------------------------------------------------------------*/ | |
615 | ||
616 | static inline void lcd_putc_xy (ushort x, ushort y, uchar c) | |
617 | { | |
618 | #if defined(CONFIG_LCD_LOGO) && !defined(LCD_INFO_BELOW_LOGO) | |
619 | lcd_drawchars (x, y+BMP_LOGO_HEIGHT, &c, 1); | |
620 | #else | |
621 | lcd_drawchars (x, y, &c, 1); | |
622 | #endif | |
623 | } | |
624 | ||
625 | /************************************************************************/ | |
626 | /** Small utility to check that you got the colours right */ | |
627 | /************************************************************************/ | |
628 | #ifdef LCD_TEST_PATTERN | |
629 | ||
630 | #define N_BLK_VERT 2 | |
631 | #define N_BLK_HOR 3 | |
632 | ||
633 | static int test_colors[N_BLK_HOR*N_BLK_VERT] = { | |
634 | CONSOLE_COLOR_RED, CONSOLE_COLOR_GREEN, CONSOLE_COLOR_YELLOW, | |
635 | CONSOLE_COLOR_BLUE, CONSOLE_COLOR_MAGENTA, CONSOLE_COLOR_CYAN, | |
636 | }; | |
637 | ||
638 | static void test_pattern (void) | |
639 | { | |
640 | ushort v_max = panel_info.vl_row; | |
641 | ushort h_max = panel_info.vl_col; | |
642 | ushort v_step = (v_max + N_BLK_VERT - 1) / N_BLK_VERT; | |
643 | ushort h_step = (h_max + N_BLK_HOR - 1) / N_BLK_HOR; | |
644 | ushort v, h; | |
645 | uchar *pix = (uchar *)lcd_base; | |
646 | ||
647 | printf ("[LCD] Test Pattern: %d x %d [%d x %d]\n", | |
648 | h_max, v_max, h_step, v_step); | |
649 | ||
650 | /* WARNING: Code silently assumes 8bit/pixel */ | |
651 | for (v=0; v<v_max; ++v) { | |
652 | uchar iy = v / v_step; | |
653 | for (h=0; h<h_max; ++h) { | |
654 | uchar ix = N_BLK_HOR * iy + (h/h_step); | |
655 | *pix++ = test_colors[ix]; | |
656 | } | |
657 | } | |
658 | } | |
659 | #endif /* LCD_TEST_PATTERN */ | |
660 | ||
661 | ||
662 | /************************************************************************/ | |
663 | /* ** GENERIC Initialization Routines */ | |
664 | /************************************************************************/ | |
665 | ||
666 | int drv_lcd_init (void) | |
667 | { | |
668 | DECLARE_GLOBAL_DATA_PTR; | |
669 | ||
670 | device_t lcddev; | |
671 | int rc; | |
672 | ||
673 | lcd_base = (void *)(gd->fb_base); | |
674 | ||
675 | lcd_line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8; | |
676 | ||
677 | lcd_init (lcd_base); /* LCD initialization */ | |
678 | ||
679 | /* Device initialization */ | |
680 | memset (&lcddev, 0, sizeof (lcddev)); | |
681 | ||
682 | strcpy (lcddev.name, "lcd"); | |
683 | lcddev.ext = 0; /* No extensions */ | |
684 | lcddev.flags = DEV_FLAGS_OUTPUT; /* Output only */ | |
685 | lcddev.putc = lcd_putc; /* 'putc' function */ | |
686 | lcddev.puts = lcd_puts; /* 'puts' function */ | |
687 | ||
688 | rc = device_register (&lcddev); | |
689 | ||
690 | return (rc == 0) ? 1 : rc; | |
691 | } | |
692 | ||
693 | /*----------------------------------------------------------------------*/ | |
694 | ||
682011ff | 695 | int lcd_init (void *lcdbase) |
5b1d7137 WD |
696 | { |
697 | /* Initialize the lcd controller */ | |
698 | debug ("[LCD] Initializing LCD frambuffer at %p\n", lcdbase); | |
699 | ||
700 | lcd_ctrl_init (lcdbase); | |
701 | ||
702 | #if LCD_BPP == LCD_MONOCHROME | |
703 | /* Setting the palette */ | |
704 | lcd_initcolregs(); | |
705 | ||
706 | #elif LCD_BPP == LCD_COLOR8 | |
707 | /* Setting the palette */ | |
708 | lcd_setcolreg (CONSOLE_COLOR_BLACK, 0, 0, 0); | |
709 | lcd_setcolreg (CONSOLE_COLOR_RED, 0xFF, 0, 0); | |
710 | lcd_setcolreg (CONSOLE_COLOR_GREEN, 0, 0xFF, 0); | |
711 | lcd_setcolreg (CONSOLE_COLOR_YELLOW, 0xFF, 0xFF, 0); | |
712 | lcd_setcolreg (CONSOLE_COLOR_BLUE, 0, 0, 0xFF); | |
713 | lcd_setcolreg (CONSOLE_COLOR_MAGENTA, 0xFF, 0, 0xFF); | |
714 | lcd_setcolreg (CONSOLE_COLOR_CYAN, 0, 0xFF, 0xFF); | |
715 | lcd_setcolreg (CONSOLE_COLOR_GREY, 0xAA, 0xAA, 0xAA); | |
716 | lcd_setcolreg (CONSOLE_COLOR_WHITE, 0xFF, 0xFF, 0xFF); | |
717 | #endif | |
718 | ||
719 | #ifndef CFG_WHITE_ON_BLACK | |
720 | lcd_setfgcolor (CONSOLE_COLOR_BLACK); | |
721 | lcd_setbgcolor (CONSOLE_COLOR_WHITE); | |
722 | #else | |
723 | lcd_setfgcolor (CONSOLE_COLOR_WHITE); | |
724 | lcd_setbgcolor (CONSOLE_COLOR_BLACK); | |
725 | #endif /* CFG_WHITE_ON_BLACK */ | |
726 | ||
727 | #ifdef LCD_TEST_PATTERN | |
728 | test_pattern(); | |
729 | #else | |
730 | /* set framebuffer to background color */ | |
731 | memset ((char *)lcd_base, | |
732 | COLOR_MASK(lcd_getbgcolor()), | |
733 | lcd_line_length*panel_info.vl_row); | |
734 | #endif | |
735 | ||
736 | lcd_enable (); | |
737 | ||
738 | /* Paint the logo and retrieve LCD base address */ | |
739 | debug ("[LCD] Drawing the logo...\n"); | |
740 | lcd_console_address = lcd_logo (); | |
741 | ||
742 | /* Initialize the console */ | |
743 | console_col = 0; | |
744 | #ifdef LCD_INFO_BELOW_LOGO | |
745 | console_row = 7 + BMP_LOGO_HEIGHT / VIDEO_FONT_HEIGHT; | |
746 | #else | |
747 | console_row = 1; /* leave 1 blank line below logo */ | |
748 | #endif | |
749 | lcd_is_enabled = 1; | |
750 | ||
751 | return 0; | |
752 | } | |
753 | ||
754 | ||
755 | /************************************************************************/ | |
756 | /* ** ROM capable initialization part - needed to reserve FB memory */ | |
757 | /************************************************************************/ | |
758 | ||
759 | /* | |
760 | * This is called early in the system initialization to grab memory | |
761 | * for the LCD controller. | |
762 | * Returns new address for monitor, after reserving LCD buffer memory | |
763 | * | |
764 | * Note that this is running from ROM, so no write access to global data. | |
765 | */ | |
766 | ulong lcd_setmem (ulong addr) | |
767 | { | |
768 | ulong size; | |
769 | int line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8; | |
770 | ||
771 | debug ("LCD panel info: %d x %d, %d bit/pix\n", | |
772 | panel_info.vl_col, panel_info.vl_row, NBITS (panel_info.vl_bpix) ); | |
773 | ||
774 | size = line_length * panel_info.vl_row; | |
775 | ||
776 | /* Round up to nearest full page */ | |
777 | size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1); | |
778 | ||
779 | /* Allocate pages for the frame buffer. */ | |
780 | addr -= size; | |
781 | ||
782 | debug ("Reserving %ldk for LCD Framebuffer at: %08lx\n", size>>10, addr); | |
783 | ||
784 | return (addr); | |
785 | } | |
786 | ||
787 | ||
788 | /************************************************************************/ | |
789 | /* ----------------- chipset specific functions ----------------------- */ | |
790 | /************************************************************************/ | |
791 | ||
792 | static void lcd_ctrl_init (void *lcdbase) | |
793 | { | |
794 | volatile immap_t *immr = (immap_t *) CFG_IMMR; | |
795 | volatile lcd823_t *lcdp = &immr->im_lcd; | |
796 | ||
797 | uint lccrtmp; | |
682011ff | 798 | uint lchcr_hpc_tmp; |
5b1d7137 WD |
799 | |
800 | /* Initialize the LCD control register according to the LCD | |
801 | * parameters defined. We do everything here but enable | |
802 | * the controller. | |
803 | */ | |
804 | ||
805 | lccrtmp = LCDBIT (LCCR_BNUM_BIT, | |
806 | (((panel_info.vl_row * panel_info.vl_col) * (1 << LCD_BPP)) / 128)); | |
807 | ||
808 | lccrtmp |= LCDBIT (LCCR_CLKP_BIT, panel_info.vl_clkp) | | |
809 | LCDBIT (LCCR_OEP_BIT, panel_info.vl_oep) | | |
810 | LCDBIT (LCCR_HSP_BIT, panel_info.vl_hsp) | | |
811 | LCDBIT (LCCR_VSP_BIT, panel_info.vl_vsp) | | |
812 | LCDBIT (LCCR_DP_BIT, panel_info.vl_dp) | | |
813 | LCDBIT (LCCR_BPIX_BIT, panel_info.vl_bpix) | | |
814 | LCDBIT (LCCR_LBW_BIT, panel_info.vl_lbw) | | |
815 | LCDBIT (LCCR_SPLT_BIT, panel_info.vl_splt) | | |
816 | LCDBIT (LCCR_CLOR_BIT, panel_info.vl_clor) | | |
817 | LCDBIT (LCCR_TFT_BIT, panel_info.vl_tft); | |
818 | ||
819 | #if 0 | |
820 | lccrtmp |= ((SIU_LEVEL5 / 2) << 12); | |
821 | lccrtmp |= LCCR_EIEN; | |
822 | #endif | |
823 | ||
824 | lcdp->lcd_lccr = lccrtmp; | |
825 | lcdp->lcd_lcsr = 0xFF; /* Clear pending interrupts */ | |
826 | ||
827 | /* Initialize LCD controller bus priorities. | |
828 | */ | |
682011ff WD |
829 | #ifdef CONFIG_RBC823 |
830 | immr->im_siu_conf.sc_sdcr = (immr->im_siu_conf.sc_sdcr & ~0x0f) | 1; /* RAID = 01, LAID = 00 */ | |
831 | #else | |
5b1d7137 WD |
832 | immr->im_siu_conf.sc_sdcr &= ~0x0f; /* RAID = LAID = 0 */ |
833 | ||
834 | /* set SHFT/CLOCK division factor 4 | |
835 | * This needs to be set based upon display type and processor | |
836 | * speed. The TFT displays run about 20 to 30 MHz. | |
837 | * I was running 64 MHz processor speed. | |
838 | * The value for this divider must be chosen so the result is | |
839 | * an integer of the processor speed (i.e., divide by 3 with | |
840 | * 64 MHz would be bad). | |
841 | */ | |
842 | immr->im_clkrst.car_sccr &= ~0x1F; | |
843 | immr->im_clkrst.car_sccr |= LCD_DF; /* was 8 */ | |
844 | ||
682011ff WD |
845 | #endif /* CONFIG_RBC823 */ |
846 | ||
847 | #if defined(CONFIG_RBC823) | |
848 | /* Enable LCD on port D. | |
849 | */ | |
850 | immr->im_ioport.iop_pddat &= 0x0300; | |
851 | immr->im_ioport.iop_pdpar |= 0x1CFF; | |
852 | immr->im_ioport.iop_pddir |= 0x1CFF; | |
853 | ||
854 | /* Configure LCD_ON, VEE_ON, CCFL_ON on port B. | |
855 | */ | |
856 | immr->im_cpm.cp_pbdat &= ~0x00005001; | |
857 | immr->im_cpm.cp_pbpar &= ~0x00005001; | |
858 | immr->im_cpm.cp_pbdir |= 0x00005001; | |
859 | #elif !defined(CONFIG_EDT32F10) | |
5b1d7137 WD |
860 | /* Enable LCD on port D. |
861 | */ | |
862 | immr->im_ioport.iop_pdpar |= 0x1FFF; | |
863 | immr->im_ioport.iop_pddir |= 0x1FFF; | |
864 | ||
865 | /* Enable LCD_A/B/C on port B. | |
866 | */ | |
867 | immr->im_cpm.cp_pbpar |= 0x00005001; | |
868 | immr->im_cpm.cp_pbdir |= 0x00005001; | |
869 | #else | |
870 | /* Enable LCD on port D. | |
871 | */ | |
872 | immr->im_ioport.iop_pdpar |= 0x1DFF; | |
873 | immr->im_ioport.iop_pdpar &= ~0x0200; | |
874 | immr->im_ioport.iop_pddir |= 0x1FFF; | |
875 | immr->im_ioport.iop_pddat |= 0x0200; | |
876 | #endif | |
877 | ||
878 | /* Load the physical address of the linear frame buffer | |
879 | * into the LCD controller. | |
880 | * BIG NOTE: This has to be modified to load A and B depending | |
881 | * upon the split mode of the LCD. | |
882 | */ | |
883 | lcdp->lcd_lcfaa = (ulong)lcd_base; | |
884 | lcdp->lcd_lcfba = (ulong)lcd_base; | |
885 | ||
886 | /* MORE HACKS...This must be updated according to 823 manual | |
887 | * for different panels. | |
682011ff WD |
888 | * Udi Finkelstein - done - see below: |
889 | * Note: You better not try unsupported combinations such as | |
890 | * 4-bit wide passive dual scan LCD at 4/8 Bit color. | |
5b1d7137 | 891 | */ |
682011ff | 892 | lchcr_hpc_tmp = |
8bde7f77 | 893 | (panel_info.vl_col * |
682011ff WD |
894 | (panel_info.vl_tft ? 8 : |
895 | (((2 - panel_info.vl_lbw) << /* 4 bit=2, 8-bit = 1 */ | |
896 | /* use << to mult by: single scan = 1, dual scan = 2 */ | |
897 | panel_info.vl_splt) * | |
898 | (panel_info.vl_bpix | 1)))) >> 3; /* 2/4 BPP = 1, 8/16 BPP = 3 */ | |
899 | ||
5b1d7137 WD |
900 | lcdp->lcd_lchcr = LCHCR_BO | |
901 | LCDBIT (LCHCR_AT_BIT, 4) | | |
682011ff | 902 | LCDBIT (LCHCR_HPC_BIT, lchcr_hpc_tmp) | |
5b1d7137 | 903 | panel_info.vl_wbl; |
5b1d7137 WD |
904 | |
905 | lcdp->lcd_lcvcr = LCDBIT (LCVCR_VPW_BIT, panel_info.vl_vpw) | | |
906 | LCDBIT (LCVCR_LCD_AC_BIT, panel_info.vl_lcdac) | | |
907 | LCDBIT (LCVCR_VPC_BIT, panel_info.vl_row) | | |
908 | panel_info.vl_wbf; | |
909 | ||
910 | } | |
911 | ||
912 | /*----------------------------------------------------------------------*/ | |
913 | ||
914 | #ifdef NOT_USED_SO_FAR | |
915 | static void | |
916 | lcd_getcolreg (ushort regno, ushort *red, ushort *green, ushort *blue) | |
917 | { | |
918 | volatile immap_t *immr = (immap_t *) CFG_IMMR; | |
919 | volatile cpm8xx_t *cp = &(immr->im_cpm); | |
920 | unsigned short colreg, *cmap_ptr; | |
921 | ||
922 | cmap_ptr = (unsigned short *)&cp->lcd_cmap[regno * 2]; | |
923 | ||
924 | colreg = *cmap_ptr; | |
925 | #ifdef CFG_INVERT_COLORS | |
926 | colreg ^= 0x0FFF; | |
927 | #endif | |
928 | ||
929 | *red = (colreg >> 8) & 0x0F; | |
930 | *green = (colreg >> 4) & 0x0F; | |
931 | *blue = colreg & 0x0F; | |
932 | } | |
933 | #endif /* NOT_USED_SO_FAR */ | |
934 | ||
935 | /*----------------------------------------------------------------------*/ | |
936 | ||
937 | #if LCD_BPP == LCD_COLOR8 | |
938 | static void | |
939 | lcd_setcolreg (ushort regno, ushort red, ushort green, ushort blue) | |
940 | { | |
941 | volatile immap_t *immr = (immap_t *) CFG_IMMR; | |
942 | volatile cpm8xx_t *cp = &(immr->im_cpm); | |
943 | unsigned short colreg, *cmap_ptr; | |
944 | ||
945 | cmap_ptr = (unsigned short *)&cp->lcd_cmap[regno * 2]; | |
946 | ||
947 | colreg = ((red & 0x0F) << 8) | | |
948 | ((green & 0x0F) << 4) | | |
949 | (blue & 0x0F) ; | |
950 | #ifdef CFG_INVERT_COLORS | |
951 | colreg ^= 0x0FFF; | |
952 | #endif | |
953 | *cmap_ptr = colreg; | |
954 | ||
955 | debug ("setcolreg: reg %2d @ %p: R=%02X G=%02X B=%02X => %02X%02X\n", | |
956 | regno, &(cp->lcd_cmap[regno * 2]), | |
957 | red, green, blue, | |
8bde7f77 | 958 | cp->lcd_cmap[ regno * 2 ], cp->lcd_cmap[(regno * 2) + 1]); |
5b1d7137 WD |
959 | } |
960 | #endif /* LCD_COLOR8 */ | |
961 | ||
962 | /*----------------------------------------------------------------------*/ | |
963 | ||
964 | #if LCD_BPP == LCD_MONOCHROME | |
965 | static | |
966 | void lcd_initcolregs (void) | |
967 | { | |
968 | volatile immap_t *immr = (immap_t *) CFG_IMMR; | |
969 | volatile cpm8xx_t *cp = &(immr->im_cpm); | |
970 | ushort regno; | |
971 | ||
972 | for (regno = 0; regno < 16; regno++) { | |
973 | cp->lcd_cmap[regno * 2] = 0; | |
974 | cp->lcd_cmap[(regno * 2) + 1] = regno & 0x0f; | |
975 | } | |
976 | } | |
977 | #endif | |
978 | ||
979 | /*----------------------------------------------------------------------*/ | |
980 | ||
981 | static void lcd_setfgcolor (int color) | |
982 | { | |
983 | lcd_color_fg = color & 0x0F; | |
984 | } | |
985 | ||
986 | /*----------------------------------------------------------------------*/ | |
987 | ||
988 | static void lcd_setbgcolor (int color) | |
989 | { | |
990 | lcd_color_bg = color & 0x0F; | |
991 | } | |
992 | ||
993 | /*----------------------------------------------------------------------*/ | |
994 | ||
995 | #ifdef NOT_USED_SO_FAR | |
996 | static int lcd_getfgcolor (void) | |
997 | { | |
998 | return lcd_color_fg; | |
999 | } | |
1000 | #endif /* NOT_USED_SO_FAR */ | |
1001 | ||
1002 | /*----------------------------------------------------------------------*/ | |
1003 | ||
1004 | static int lcd_getbgcolor (void) | |
1005 | { | |
1006 | return lcd_color_bg; | |
1007 | } | |
1008 | ||
1009 | /*----------------------------------------------------------------------*/ | |
1010 | ||
1011 | static void lcd_enable (void) | |
1012 | { | |
1013 | volatile immap_t *immr = (immap_t *) CFG_IMMR; | |
1014 | volatile lcd823_t *lcdp = &immr->im_lcd; | |
1015 | ||
1016 | /* Enable the LCD panel */ | |
682011ff | 1017 | #ifndef CONFIG_RBC823 |
5b1d7137 | 1018 | immr->im_siu_conf.sc_sdcr |= (1 << (31 - 25)); /* LAM = 1 */ |
682011ff | 1019 | #endif |
5b1d7137 | 1020 | lcdp->lcd_lccr |= LCCR_PON; |
608c9146 WD |
1021 | |
1022 | #ifdef CONFIG_V37 | |
1023 | /* Turn on display backlight */ | |
1024 | immr->im_cpm.cp_pbpar |= 0x00008000; | |
1025 | immr->im_cpm.cp_pbdir |= 0x00008000; | |
682011ff WD |
1026 | #elif defined(CONFIG_RBC823) |
1027 | /* Turn on display backlight */ | |
1028 | immr->im_cpm.cp_pbdat |= 0x00004000; | |
608c9146 WD |
1029 | #endif |
1030 | ||
5b1d7137 WD |
1031 | #if defined(CONFIG_LWMON) |
1032 | { uchar c = pic_read (0x60); | |
4532cb69 | 1033 | #if defined(CONFIG_LCD) && defined(CONFIG_LWMON) && (CONFIG_POST & CFG_POST_SYSMON) |
8bde7f77 | 1034 | c |= 0x04; /* Chip Enable LCD */ |
4532cb69 | 1035 | #else |
8bde7f77 | 1036 | c |= 0x07; /* Power on CCFL, Enable CCFL, Chip Enable LCD */ |
4532cb69 | 1037 | #endif |
5b1d7137 WD |
1038 | pic_write (0x60, c); |
1039 | } | |
4a6fd34b WD |
1040 | #endif /* CONFIG_LWMON */ |
1041 | ||
1042 | #if defined(CONFIG_R360MPI) | |
5b1d7137 | 1043 | { |
4a6fd34b | 1044 | extern void r360_i2c_lcd_write (uchar data0, uchar data1); |
5b1d7137 | 1045 | |
4a6fd34b WD |
1046 | r360_i2c_lcd_write(0x10, 0x01); |
1047 | r360_i2c_lcd_write(0x20, 0x01); | |
1048 | r360_i2c_lcd_write(0x3F, 0xFF); | |
1049 | r360_i2c_lcd_write(0x47, 0xFF); | |
5b1d7137 | 1050 | } |
4a6fd34b | 1051 | #endif /* CONFIG_R360MPI */ |
682011ff WD |
1052 | #ifdef CONFIG_RBC823 |
1053 | udelay(200000); /* wait 200ms */ | |
1054 | /* Turn VEE_ON first */ | |
1055 | immr->im_cpm.cp_pbdat |= 0x00000001; | |
1056 | udelay(200000); /* wait 200ms */ | |
1057 | /* Now turn on LCD_ON */ | |
1058 | immr->im_cpm.cp_pbdat |= 0x00001000; | |
1059 | #endif | |
5b1d7137 WD |
1060 | } |
1061 | ||
1062 | /*----------------------------------------------------------------------*/ | |
1063 | ||
682011ff WD |
1064 | #if defined (CONFIG_RBC823) |
1065 | void lcd_disable (void) | |
5b1d7137 WD |
1066 | { |
1067 | volatile immap_t *immr = (immap_t *) CFG_IMMR; | |
1068 | volatile lcd823_t *lcdp = &immr->im_lcd; | |
1069 | ||
1070 | #if defined(CONFIG_LWMON) | |
1071 | { uchar c = pic_read (0x60); | |
8bde7f77 | 1072 | c &= ~0x07; /* Power off CCFL, Disable CCFL, Chip Disable LCD */ |
5b1d7137 WD |
1073 | pic_write (0x60, c); |
1074 | } | |
1075 | #elif defined(CONFIG_R360MPI) | |
1076 | { | |
4a6fd34b | 1077 | extern void r360_i2c_lcd_write (uchar data0, uchar data1); |
5b1d7137 | 1078 | |
4a6fd34b WD |
1079 | r360_i2c_lcd_write(0x10, 0x00); |
1080 | r360_i2c_lcd_write(0x20, 0x00); | |
1081 | r360_i2c_lcd_write(0x30, 0x00); | |
1082 | r360_i2c_lcd_write(0x40, 0x00); | |
5b1d7137 WD |
1083 | } |
1084 | #endif /* CONFIG_LWMON */ | |
1085 | /* Disable the LCD panel */ | |
1086 | lcdp->lcd_lccr &= ~LCCR_PON; | |
682011ff WD |
1087 | #ifdef CONFIG_RBC823 |
1088 | /* Turn off display backlight, VEE and LCD_ON */ | |
1089 | immr->im_cpm.cp_pbdat &= ~0x00005001; | |
1090 | #else | |
5b1d7137 | 1091 | immr->im_siu_conf.sc_sdcr &= ~(1 << (31 - 25)); /* LAM = 0 */ |
682011ff | 1092 | #endif /* CONFIG_RBC823 */ |
5b1d7137 | 1093 | } |
682011ff | 1094 | #endif /* NOT_USED_SO_FAR || CONFIG_RBC823 */ |
5b1d7137 WD |
1095 | |
1096 | ||
1097 | /************************************************************************/ | |
1098 | /* ** Chipset depending Bitmap / Logo stuff... */ | |
1099 | /************************************************************************/ | |
1100 | ||
1101 | ||
1102 | #ifdef CONFIG_LCD_LOGO | |
1103 | static void bitmap_plot (int x, int y) | |
1104 | { | |
1105 | volatile immap_t *immr = (immap_t *) CFG_IMMR; | |
1106 | volatile cpm8xx_t *cp = &(immr->im_cpm); | |
1107 | ushort *cmap; | |
1108 | ushort i; | |
1109 | uchar *bmap; | |
1110 | uchar *fb; | |
1111 | ||
1112 | debug ("Logo: width %d height %d colors %d cmap %d\n", | |
1113 | BMP_LOGO_WIDTH, BMP_LOGO_HEIGHT, BMP_LOGO_COLORS, | |
1114 | sizeof(bmp_logo_palette)/(sizeof(ushort)) | |
1115 | ); | |
1116 | ||
1117 | /* Leave room for default color map */ | |
1118 | cmap = (ushort *)&(cp->lcd_cmap[BMP_LOGO_OFFSET*sizeof(ushort)]); | |
1119 | ||
7aa78614 WD |
1120 | WATCHDOG_RESET(); |
1121 | ||
5b1d7137 WD |
1122 | /* Set color map */ |
1123 | for (i=0; i<(sizeof(bmp_logo_palette)/(sizeof(ushort))); ++i) { | |
1124 | ushort colreg = bmp_logo_palette[i]; | |
1125 | #ifdef CFG_INVERT_COLORS | |
1126 | colreg ^= 0xFFF; | |
1127 | #endif | |
1128 | *cmap++ = colreg; | |
1129 | } | |
1130 | ||
1131 | bmap = &bmp_logo_bitmap[0]; | |
1132 | fb = (char *)(lcd_base + y * lcd_line_length + x); | |
1133 | ||
7aa78614 WD |
1134 | WATCHDOG_RESET(); |
1135 | ||
5b1d7137 WD |
1136 | for (i=0; i<BMP_LOGO_HEIGHT; ++i) { |
1137 | memcpy (fb, bmap, BMP_LOGO_WIDTH); | |
1138 | bmap += BMP_LOGO_WIDTH; | |
1139 | fb += panel_info.vl_col; | |
1140 | } | |
7aa78614 WD |
1141 | |
1142 | WATCHDOG_RESET(); | |
5b1d7137 WD |
1143 | } |
1144 | #endif /* CONFIG_LCD_LOGO */ | |
1145 | ||
d791b1dc WD |
1146 | #if (CONFIG_COMMANDS & CFG_CMD_BMP) |
1147 | /* | |
824a1ebf WD |
1148 | * Display the BMP file located at address bmp_image. |
1149 | * Only uncompressed | |
1150 | */ | |
d791b1dc WD |
1151 | int lcd_display_bitmap(ulong bmp_image) |
1152 | { | |
1153 | volatile immap_t *immr = (immap_t *) CFG_IMMR; | |
1154 | volatile cpm8xx_t *cp = &(immr->im_cpm); | |
1155 | ushort *cmap; | |
1156 | ushort i, j; | |
1157 | uchar *fb; | |
1158 | bmp_image_t *bmp=(bmp_image_t *)bmp_image; | |
1159 | uchar *bmap; | |
1160 | ushort padded_line; | |
1161 | unsigned long width, height; | |
1162 | unsigned colors,bpix; | |
1163 | unsigned long compression; | |
1164 | ||
7aa78614 WD |
1165 | WATCHDOG_RESET(); |
1166 | ||
d791b1dc WD |
1167 | if (!((bmp->header.signature[0]=='B') && |
1168 | (bmp->header.signature[1]=='M'))) { | |
1169 | printf ("Error: no valid bmp image at %lx\n", bmp_image); | |
1170 | return 1; | |
1171 | } | |
1172 | ||
1173 | width = le32_to_cpu (bmp->header.width); | |
1174 | height = le32_to_cpu (bmp->header.height); | |
1175 | colors = 1<<le16_to_cpu (bmp->header.bit_count); | |
1176 | compression = le32_to_cpu (bmp->header.compression); | |
1177 | ||
1178 | bpix = NBITS(panel_info.vl_bpix); | |
1179 | ||
1180 | if ((bpix != 1) && (bpix != 8)) { | |
1181 | printf ("Error: %d bit/pixel mode not supported by U-Boot\n", | |
1182 | bpix); | |
1183 | return 1; | |
1184 | } | |
1185 | ||
1186 | if (bpix != le16_to_cpu(bmp->header.bit_count)) { | |
1187 | printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n", | |
1188 | bpix, | |
1189 | le16_to_cpu(bmp->header.bit_count)); | |
1190 | return 1; | |
1191 | } | |
1192 | ||
1193 | if (compression!=BMP_BI_RGB) { | |
1194 | printf ("Error: compression type %ld not supported\n", | |
1195 | compression); | |
1196 | return 1; | |
1197 | } | |
1198 | ||
1199 | debug ("Display-bmp: %d x %d with %d colors\n", | |
1200 | width, height, colors); | |
1201 | ||
1202 | if (bpix==8) { | |
1203 | /* Fill the entire color map */ | |
1204 | cmap = (ushort *)&(cp->lcd_cmap[255*sizeof(ushort)]); | |
1205 | ||
1206 | /* Set color map */ | |
1207 | for (i = 0; i < colors; ++i) { | |
1208 | bmp_color_table_entry_t cte = bmp->color_table[i]; | |
1209 | ushort colreg = | |
1210 | ((cte.red>>4) << 8) | | |
1211 | ((cte.green>>4) << 4) | | |
1212 | (cte.blue>>4) ; | |
1213 | #ifdef CFG_INVERT_COLORS | |
1214 | colreg ^= 0xFFF; | |
1215 | #endif | |
1216 | *cmap-- = colreg; | |
1217 | } | |
7aa78614 WD |
1218 | |
1219 | WATCHDOG_RESET(); | |
d791b1dc WD |
1220 | } |
1221 | ||
1222 | padded_line = (width&0x3) ? ((width&~0x3)+4) : (width); | |
1223 | if (width>panel_info.vl_col) | |
1224 | width = panel_info.vl_col; | |
1225 | if (height>panel_info.vl_row) | |
1226 | height = panel_info.vl_row; | |
1227 | ||
1228 | bmap = (uchar *)bmp + le32_to_cpu (bmp->header.data_offset); | |
1229 | fb = (uchar *) | |
1230 | (lcd_base + | |
1231 | (((height>=panel_info.vl_row) ? panel_info.vl_row : height)-1) | |
1232 | * lcd_line_length); | |
1233 | for (i = 0; i < height; ++i) { | |
7aa78614 | 1234 | WATCHDOG_RESET(); |
d791b1dc WD |
1235 | for (j = 0; j < width ; j++) |
1236 | *(fb++)=255-*(bmap++); | |
1237 | bmap += (width - padded_line); | |
1238 | fb -= (width + lcd_line_length); | |
1239 | } | |
1240 | ||
1241 | return (0); | |
1242 | } | |
1243 | #endif /* (CONFIG_COMMANDS & CFG_CMD_BMP) */ | |
1244 | ||
5b1d7137 WD |
1245 | /*----------------------------------------------------------------------*/ |
1246 | ||
1247 | static void *lcd_logo (void) | |
1248 | { | |
1249 | #ifdef LCD_INFO | |
1250 | DECLARE_GLOBAL_DATA_PTR; | |
1251 | ||
1252 | char info[80]; | |
1253 | char temp[32]; | |
1254 | #endif /* LCD_INFO */ | |
1255 | ||
d791b1dc WD |
1256 | #ifdef CONFIG_SPLASH_SCREEN |
1257 | char *s; | |
1258 | ulong addr; | |
1259 | ||
1260 | if ((s = getenv("splashimage")) != NULL) { | |
1261 | addr = simple_strtoul(s, NULL, 16); | |
1262 | ||
1263 | if (lcd_display_bitmap (addr) == 0) { | |
1264 | return ((void *)lcd_base); | |
1265 | } | |
1266 | } | |
1267 | #endif /* CONFIG_SPLASH_SCREEN */ | |
1268 | ||
5b1d7137 WD |
1269 | #ifdef CONFIG_LCD_LOGO |
1270 | bitmap_plot (0, 0); | |
1271 | #endif /* CONFIG_LCD_LOGO */ | |
1272 | ||
1273 | ||
1274 | #ifdef LCD_INFO | |
1275 | sprintf (info, "%s (%s - %s) ", U_BOOT_VERSION, __DATE__, __TIME__); | |
1276 | lcd_drawchars (LCD_INFO_X, LCD_INFO_Y, info, strlen(info)); | |
1277 | ||
d791b1dc | 1278 | sprintf (info, "(C) 2003 DENX Software Engineering"); |
5b1d7137 WD |
1279 | lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT, |
1280 | info, strlen(info)); | |
1281 | ||
1282 | sprintf (info, " Wolfgang DENK, wd@denx.de"); | |
1283 | lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 2, | |
1284 | info, strlen(info)); | |
1285 | #ifdef LCD_INFO_BELOW_LOGO | |
1286 | sprintf (info, "MPC823 CPU at %s MHz", | |
1287 | strmhz(temp, gd->cpu_clk)); | |
1288 | lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 3, | |
1289 | info, strlen(info)); | |
1290 | sprintf (info, " %ld MB RAM, %ld MB Flash", | |
1291 | gd->ram_size >> 20, | |
1292 | gd->bd->bi_flashsize >> 20 ); | |
1293 | lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 4, | |
1294 | info, strlen(info)); | |
1295 | #else | |
1296 | /* leave one blank line */ | |
1297 | ||
1298 | sprintf (info, "MPC823 CPU at %s MHz, %ld MB RAM, %ld MB Flash", | |
1299 | strmhz(temp, gd->cpu_clk), | |
1300 | gd->ram_size >> 20, | |
1301 | gd->bd->bi_flashsize >> 20 ); | |
1302 | lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 4, | |
1303 | info, strlen(info)); | |
1304 | #endif /* LCD_INFO_BELOW_LOGO */ | |
1305 | #endif /* LCD_INFO */ | |
1306 | ||
1307 | #if defined(CONFIG_LCD_LOGO) && !defined(LCD_INFO_BELOW_LOGO) | |
1308 | return ((void *)((ulong)lcd_base + BMP_LOGO_HEIGHT * lcd_line_length)); | |
1309 | #else | |
1310 | return ((void *)lcd_base); | |
1311 | #endif /* CONFIG_LCD_LOGO */ | |
1312 | } | |
1313 | ||
1314 | /************************************************************************/ | |
1315 | /************************************************************************/ | |
1316 | ||
1317 | #endif /* CONFIG_LCD */ |