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Commit | Line | Data |
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8655b6f8 WD |
1 | /* |
2 | * Common LCD routines for supported CPUs | |
3 | * | |
4 | * (C) Copyright 2001-2002 | |
5 | * Wolfgang Denk, DENX Software Engineering -- wd@denx.de | |
6 | * | |
7 | * See file CREDITS for list of people who contributed to this | |
8 | * project. | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or | |
11 | * modify it under the terms of the GNU General Public License as | |
12 | * published by the Free Software Foundation; either version 2 of | |
13 | * the License, or (at your option) any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
23 | * MA 02111-1307 USA | |
24 | */ | |
25 | ||
26 | /************************************************************************/ | |
27 | /* ** HEADER FILES */ | |
28 | /************************************************************************/ | |
29 | ||
30 | /* #define DEBUG */ | |
31 | ||
32 | #include <config.h> | |
33 | #include <common.h> | |
34 | #include <command.h> | |
8655b6f8 WD |
35 | #include <stdarg.h> |
36 | #include <linux/types.h> | |
52cb4d4f | 37 | #include <stdio_dev.h> |
8655b6f8 WD |
38 | #if defined(CONFIG_POST) |
39 | #include <post.h> | |
40 | #endif | |
41 | #include <lcd.h> | |
8b0bfc68 | 42 | #include <watchdog.h> |
8655b6f8 | 43 | |
abc20aba MV |
44 | #if defined(CONFIG_CPU_PXA25X) || defined(CONFIG_CPU_PXA27X) || \ |
45 | defined(CONFIG_CPU_MONAHANS) | |
46 | #define CONFIG_CPU_PXA | |
8655b6f8 WD |
47 | #include <asm/byteorder.h> |
48 | #endif | |
49 | ||
50 | #if defined(CONFIG_MPC823) | |
8655b6f8 WD |
51 | #include <lcdvideo.h> |
52 | #endif | |
53 | ||
39cf4804 SP |
54 | #if defined(CONFIG_ATMEL_LCD) |
55 | #include <atmel_lcdc.h> | |
39cf4804 SP |
56 | #endif |
57 | ||
8655b6f8 WD |
58 | /************************************************************************/ |
59 | /* ** FONT DATA */ | |
60 | /************************************************************************/ | |
61 | #include <video_font.h> /* Get font data, width and height */ | |
d3983ee8 | 62 | #include <video_font_data.h> |
8655b6f8 | 63 | |
88804d19 WD |
64 | /************************************************************************/ |
65 | /* ** LOGO DATA */ | |
66 | /************************************************************************/ | |
67 | #ifdef CONFIG_LCD_LOGO | |
68 | # include <bmp_logo.h> /* Get logo data, width and height */ | |
c270730f | 69 | # include <bmp_logo_data.h> |
acb13868 | 70 | # if (CONSOLE_COLOR_WHITE >= BMP_LOGO_OFFSET) && (LCD_BPP != LCD_COLOR16) |
88804d19 WD |
71 | # error Default Color Map overlaps with Logo Color Map |
72 | # endif | |
73 | #endif | |
8655b6f8 | 74 | |
676d319e SG |
75 | #ifndef CONFIG_LCD_ALIGNMENT |
76 | #define CONFIG_LCD_ALIGNMENT PAGE_SIZE | |
77 | #endif | |
78 | ||
0d89efef SG |
79 | /* By default we scroll by a single line */ |
80 | #ifndef CONFIG_CONSOLE_SCROLL_LINES | |
81 | #define CONFIG_CONSOLE_SCROLL_LINES 1 | |
82 | #endif | |
83 | ||
d87080b7 WD |
84 | DECLARE_GLOBAL_DATA_PTR; |
85 | ||
8655b6f8 WD |
86 | ulong lcd_setmem (ulong addr); |
87 | ||
8f47d917 NK |
88 | static void lcd_drawchars(ushort x, ushort y, uchar *str, int count); |
89 | static inline void lcd_puts_xy(ushort x, ushort y, uchar *s); | |
90 | static inline void lcd_putc_xy(ushort x, ushort y, uchar c); | |
8655b6f8 | 91 | |
8f47d917 | 92 | static int lcd_init(void *lcdbase); |
8655b6f8 | 93 | |
8655b6f8 WD |
94 | static void *lcd_logo (void); |
95 | ||
8f47d917 NK |
96 | static int lcd_getbgcolor(void); |
97 | static void lcd_setfgcolor(int color); | |
98 | static void lcd_setbgcolor(int color); | |
8655b6f8 WD |
99 | |
100 | char lcd_is_enabled = 0; | |
8655b6f8 | 101 | |
9a8efc46 SG |
102 | static char lcd_flush_dcache; /* 1 to flush dcache after each lcd update */ |
103 | ||
104 | ||
8655b6f8 | 105 | #ifdef NOT_USED_SO_FAR |
8f47d917 | 106 | static void lcd_getcolreg(ushort regno, |
8655b6f8 | 107 | ushort *red, ushort *green, ushort *blue); |
8f47d917 | 108 | static int lcd_getfgcolor(void); |
8655b6f8 WD |
109 | #endif /* NOT_USED_SO_FAR */ |
110 | ||
111 | /************************************************************************/ | |
112 | ||
9a8efc46 SG |
113 | /* Flush LCD activity to the caches */ |
114 | void lcd_sync(void) | |
115 | { | |
116 | /* | |
117 | * flush_dcache_range() is declared in common.h but it seems that some | |
118 | * architectures do not actually implement it. Is there a way to find | |
119 | * out whether it exists? For now, ARM is safe. | |
120 | */ | |
121 | #if defined(CONFIG_ARM) && !defined(CONFIG_SYS_DCACHE_OFF) | |
122 | int line_length; | |
123 | ||
124 | if (lcd_flush_dcache) | |
125 | flush_dcache_range((u32)lcd_base, | |
126 | (u32)(lcd_base + lcd_get_size(&line_length))); | |
127 | #endif | |
128 | } | |
129 | ||
130 | void lcd_set_flush_dcache(int flush) | |
131 | { | |
132 | lcd_flush_dcache = (flush != 0); | |
133 | } | |
134 | ||
8655b6f8 WD |
135 | /*----------------------------------------------------------------------*/ |
136 | ||
8f47d917 | 137 | static void console_scrollup(void) |
8655b6f8 | 138 | { |
0d89efef SG |
139 | const int rows = CONFIG_CONSOLE_SCROLL_LINES; |
140 | ||
141 | /* Copy up rows ignoring those that will be overwritten */ | |
142 | memcpy(CONSOLE_ROW_FIRST, | |
143 | lcd_console_address + CONSOLE_ROW_SIZE * rows, | |
144 | CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows); | |
145 | ||
146 | /* Clear the last rows */ | |
147 | memset(lcd_console_address + CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows, | |
148 | COLOR_MASK(lcd_color_bg), | |
149 | CONSOLE_ROW_SIZE * rows); | |
8655b6f8 | 150 | |
9a8efc46 | 151 | lcd_sync(); |
0d89efef | 152 | console_row -= rows; |
8655b6f8 WD |
153 | } |
154 | ||
155 | /*----------------------------------------------------------------------*/ | |
156 | ||
8f47d917 | 157 | static inline void console_back(void) |
8655b6f8 WD |
158 | { |
159 | if (--console_col < 0) { | |
160 | console_col = CONSOLE_COLS-1 ; | |
161 | if (--console_row < 0) { | |
162 | console_row = 0; | |
163 | } | |
164 | } | |
165 | ||
8f47d917 NK |
166 | lcd_putc_xy(console_col * VIDEO_FONT_WIDTH, |
167 | console_row * VIDEO_FONT_HEIGHT, ' '); | |
8655b6f8 WD |
168 | } |
169 | ||
170 | /*----------------------------------------------------------------------*/ | |
171 | ||
8f47d917 | 172 | static inline void console_newline(void) |
8655b6f8 WD |
173 | { |
174 | ++console_row; | |
175 | console_col = 0; | |
176 | ||
177 | /* Check if we need to scroll the terminal */ | |
178 | if (console_row >= CONSOLE_ROWS) { | |
179 | /* Scroll everything up */ | |
8f47d917 | 180 | console_scrollup(); |
9a8efc46 SG |
181 | } else { |
182 | lcd_sync(); | |
8655b6f8 WD |
183 | } |
184 | } | |
185 | ||
186 | /*----------------------------------------------------------------------*/ | |
187 | ||
8f47d917 | 188 | void lcd_putc(const char c) |
8655b6f8 WD |
189 | { |
190 | if (!lcd_is_enabled) { | |
191 | serial_putc(c); | |
8f47d917 | 192 | |
8655b6f8 WD |
193 | return; |
194 | } | |
195 | ||
196 | switch (c) { | |
8f47d917 NK |
197 | case '\r': |
198 | console_col = 0; | |
8655b6f8 | 199 | |
8f47d917 NK |
200 | return; |
201 | case '\n': | |
202 | console_newline(); | |
8655b6f8 | 203 | |
8f47d917 | 204 | return; |
8655b6f8 | 205 | case '\t': /* Tab (8 chars alignment) */ |
8f47d917 NK |
206 | console_col += 8; |
207 | console_col &= ~7; | |
8655b6f8 | 208 | |
8f47d917 NK |
209 | if (console_col >= CONSOLE_COLS) |
210 | console_newline(); | |
8655b6f8 | 211 | |
8f47d917 NK |
212 | return; |
213 | case '\b': | |
214 | console_back(); | |
8655b6f8 | 215 | |
8f47d917 NK |
216 | return; |
217 | default: | |
218 | lcd_putc_xy(console_col * VIDEO_FONT_WIDTH, | |
219 | console_row * VIDEO_FONT_HEIGHT, c); | |
220 | if (++console_col >= CONSOLE_COLS) | |
221 | console_newline(); | |
8655b6f8 | 222 | } |
8655b6f8 WD |
223 | } |
224 | ||
225 | /*----------------------------------------------------------------------*/ | |
226 | ||
8f47d917 | 227 | void lcd_puts(const char *s) |
8655b6f8 WD |
228 | { |
229 | if (!lcd_is_enabled) { | |
8f47d917 NK |
230 | serial_puts(s); |
231 | ||
8655b6f8 WD |
232 | return; |
233 | } | |
234 | ||
235 | while (*s) { | |
8f47d917 | 236 | lcd_putc(*s++); |
8655b6f8 | 237 | } |
9a8efc46 | 238 | lcd_sync(); |
8655b6f8 WD |
239 | } |
240 | ||
15b17ab5 HS |
241 | /*----------------------------------------------------------------------*/ |
242 | ||
243 | void lcd_printf(const char *fmt, ...) | |
244 | { | |
245 | va_list args; | |
246 | char buf[CONFIG_SYS_PBSIZE]; | |
247 | ||
248 | va_start(args, fmt); | |
249 | vsprintf(buf, fmt, args); | |
250 | va_end(args); | |
251 | ||
252 | lcd_puts(buf); | |
253 | } | |
254 | ||
8655b6f8 WD |
255 | /************************************************************************/ |
256 | /* ** Low-Level Graphics Routines */ | |
257 | /************************************************************************/ | |
258 | ||
8f47d917 | 259 | static void lcd_drawchars(ushort x, ushort y, uchar *str, int count) |
8655b6f8 WD |
260 | { |
261 | uchar *dest; | |
be547c6d MV |
262 | ushort row; |
263 | ||
0f999c49 AG |
264 | #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) |
265 | y += BMP_LOGO_HEIGHT; | |
266 | #endif | |
267 | ||
be547c6d MV |
268 | #if LCD_BPP == LCD_MONOCHROME |
269 | ushort off = x * (1 << LCD_BPP) % 8; | |
270 | #endif | |
8655b6f8 WD |
271 | |
272 | dest = (uchar *)(lcd_base + y * lcd_line_length + x * (1 << LCD_BPP) / 8); | |
8655b6f8 | 273 | |
8f47d917 | 274 | for (row = 0; row < VIDEO_FONT_HEIGHT; ++row, dest += lcd_line_length) { |
8655b6f8 | 275 | uchar *s = str; |
8655b6f8 | 276 | int i; |
acb13868 AR |
277 | #if LCD_BPP == LCD_COLOR16 |
278 | ushort *d = (ushort *)dest; | |
279 | #else | |
280 | uchar *d = dest; | |
281 | #endif | |
8655b6f8 WD |
282 | |
283 | #if LCD_BPP == LCD_MONOCHROME | |
284 | uchar rest = *d & -(1 << (8-off)); | |
285 | uchar sym; | |
286 | #endif | |
8f47d917 | 287 | for (i = 0; i < count; ++i) { |
8655b6f8 WD |
288 | uchar c, bits; |
289 | ||
290 | c = *s++; | |
291 | bits = video_fontdata[c * VIDEO_FONT_HEIGHT + row]; | |
292 | ||
293 | #if LCD_BPP == LCD_MONOCHROME | |
294 | sym = (COLOR_MASK(lcd_color_fg) & bits) | | |
8f47d917 | 295 | (COLOR_MASK(lcd_color_bg) & ~bits); |
8655b6f8 WD |
296 | |
297 | *d++ = rest | (sym >> off); | |
298 | rest = sym << (8-off); | |
299 | #elif LCD_BPP == LCD_COLOR8 | |
8f47d917 | 300 | for (c = 0; c < 8; ++c) { |
8655b6f8 WD |
301 | *d++ = (bits & 0x80) ? |
302 | lcd_color_fg : lcd_color_bg; | |
303 | bits <<= 1; | |
304 | } | |
305 | #elif LCD_BPP == LCD_COLOR16 | |
8f47d917 | 306 | for (c = 0; c < 8; ++c) { |
8655b6f8 WD |
307 | *d++ = (bits & 0x80) ? |
308 | lcd_color_fg : lcd_color_bg; | |
309 | bits <<= 1; | |
310 | } | |
311 | #endif | |
312 | } | |
313 | #if LCD_BPP == LCD_MONOCHROME | |
314 | *d = rest | (*d & ((1 << (8-off)) - 1)); | |
315 | #endif | |
316 | } | |
317 | } | |
318 | ||
319 | /*----------------------------------------------------------------------*/ | |
320 | ||
8f47d917 | 321 | static inline void lcd_puts_xy(ushort x, ushort y, uchar *s) |
8655b6f8 | 322 | { |
0f999c49 | 323 | lcd_drawchars(x, y, s, strlen((char *)s)); |
8655b6f8 WD |
324 | } |
325 | ||
326 | /*----------------------------------------------------------------------*/ | |
327 | ||
8f47d917 | 328 | static inline void lcd_putc_xy(ushort x, ushort y, uchar c) |
8655b6f8 | 329 | { |
0f999c49 | 330 | lcd_drawchars(x, y, &c, 1); |
8655b6f8 WD |
331 | } |
332 | ||
333 | /************************************************************************/ | |
334 | /** Small utility to check that you got the colours right */ | |
335 | /************************************************************************/ | |
336 | #ifdef LCD_TEST_PATTERN | |
337 | ||
338 | #define N_BLK_VERT 2 | |
339 | #define N_BLK_HOR 3 | |
340 | ||
341 | static int test_colors[N_BLK_HOR*N_BLK_VERT] = { | |
342 | CONSOLE_COLOR_RED, CONSOLE_COLOR_GREEN, CONSOLE_COLOR_YELLOW, | |
343 | CONSOLE_COLOR_BLUE, CONSOLE_COLOR_MAGENTA, CONSOLE_COLOR_CYAN, | |
344 | }; | |
345 | ||
8f47d917 | 346 | static void test_pattern(void) |
8655b6f8 WD |
347 | { |
348 | ushort v_max = panel_info.vl_row; | |
349 | ushort h_max = panel_info.vl_col; | |
350 | ushort v_step = (v_max + N_BLK_VERT - 1) / N_BLK_VERT; | |
351 | ushort h_step = (h_max + N_BLK_HOR - 1) / N_BLK_HOR; | |
352 | ushort v, h; | |
353 | uchar *pix = (uchar *)lcd_base; | |
354 | ||
8f47d917 | 355 | printf("[LCD] Test Pattern: %d x %d [%d x %d]\n", |
8655b6f8 WD |
356 | h_max, v_max, h_step, v_step); |
357 | ||
358 | /* WARNING: Code silently assumes 8bit/pixel */ | |
8f47d917 | 359 | for (v = 0; v < v_max; ++v) { |
8655b6f8 | 360 | uchar iy = v / v_step; |
8f47d917 | 361 | for (h = 0; h < h_max; ++h) { |
8655b6f8 WD |
362 | uchar ix = N_BLK_HOR * iy + (h/h_step); |
363 | *pix++ = test_colors[ix]; | |
364 | } | |
365 | } | |
366 | } | |
367 | #endif /* LCD_TEST_PATTERN */ | |
368 | ||
369 | ||
370 | /************************************************************************/ | |
371 | /* ** GENERIC Initialization Routines */ | |
372 | /************************************************************************/ | |
373 | ||
676d319e SG |
374 | int lcd_get_size(int *line_length) |
375 | { | |
376 | *line_length = (panel_info.vl_col * NBITS(panel_info.vl_bpix)) / 8; | |
377 | return *line_length * panel_info.vl_row; | |
378 | } | |
379 | ||
8655b6f8 WD |
380 | int drv_lcd_init (void) |
381 | { | |
52cb4d4f | 382 | struct stdio_dev lcddev; |
8655b6f8 WD |
383 | int rc; |
384 | ||
385 | lcd_base = (void *)(gd->fb_base); | |
386 | ||
676d319e | 387 | lcd_get_size(&lcd_line_length); |
8655b6f8 | 388 | |
8f47d917 | 389 | lcd_init(lcd_base); /* LCD initialization */ |
8655b6f8 WD |
390 | |
391 | /* Device initialization */ | |
8f47d917 | 392 | memset(&lcddev, 0, sizeof(lcddev)); |
8655b6f8 | 393 | |
8f47d917 | 394 | strcpy(lcddev.name, "lcd"); |
8655b6f8 WD |
395 | lcddev.ext = 0; /* No extensions */ |
396 | lcddev.flags = DEV_FLAGS_OUTPUT; /* Output only */ | |
397 | lcddev.putc = lcd_putc; /* 'putc' function */ | |
398 | lcddev.puts = lcd_puts; /* 'puts' function */ | |
399 | ||
52cb4d4f | 400 | rc = stdio_register (&lcddev); |
8655b6f8 WD |
401 | |
402 | return (rc == 0) ? 1 : rc; | |
403 | } | |
404 | ||
405 | /*----------------------------------------------------------------------*/ | |
02110903 | 406 | void lcd_clear(void) |
8655b6f8 WD |
407 | { |
408 | #if LCD_BPP == LCD_MONOCHROME | |
409 | /* Setting the palette */ | |
410 | lcd_initcolregs(); | |
411 | ||
412 | #elif LCD_BPP == LCD_COLOR8 | |
413 | /* Setting the palette */ | |
8f47d917 NK |
414 | lcd_setcolreg(CONSOLE_COLOR_BLACK, 0, 0, 0); |
415 | lcd_setcolreg(CONSOLE_COLOR_RED, 0xFF, 0, 0); | |
416 | lcd_setcolreg(CONSOLE_COLOR_GREEN, 0, 0xFF, 0); | |
417 | lcd_setcolreg(CONSOLE_COLOR_YELLOW, 0xFF, 0xFF, 0); | |
418 | lcd_setcolreg(CONSOLE_COLOR_BLUE, 0, 0, 0xFF); | |
419 | lcd_setcolreg(CONSOLE_COLOR_MAGENTA, 0xFF, 0, 0xFF); | |
420 | lcd_setcolreg(CONSOLE_COLOR_CYAN, 0, 0xFF, 0xFF); | |
421 | lcd_setcolreg(CONSOLE_COLOR_GREY, 0xAA, 0xAA, 0xAA); | |
422 | lcd_setcolreg(CONSOLE_COLOR_WHITE, 0xFF, 0xFF, 0xFF); | |
8655b6f8 WD |
423 | #endif |
424 | ||
6d0f6bcf | 425 | #ifndef CONFIG_SYS_WHITE_ON_BLACK |
8f47d917 NK |
426 | lcd_setfgcolor(CONSOLE_COLOR_BLACK); |
427 | lcd_setbgcolor(CONSOLE_COLOR_WHITE); | |
8655b6f8 | 428 | #else |
8f47d917 NK |
429 | lcd_setfgcolor(CONSOLE_COLOR_WHITE); |
430 | lcd_setbgcolor(CONSOLE_COLOR_BLACK); | |
6d0f6bcf | 431 | #endif /* CONFIG_SYS_WHITE_ON_BLACK */ |
8655b6f8 WD |
432 | |
433 | #ifdef LCD_TEST_PATTERN | |
434 | test_pattern(); | |
435 | #else | |
436 | /* set framebuffer to background color */ | |
8f47d917 | 437 | memset((char *)lcd_base, |
8655b6f8 WD |
438 | COLOR_MASK(lcd_getbgcolor()), |
439 | lcd_line_length*panel_info.vl_row); | |
440 | #endif | |
441 | /* Paint the logo and retrieve LCD base address */ | |
8f47d917 | 442 | debug("[LCD] Drawing the logo...\n"); |
8655b6f8 WD |
443 | lcd_console_address = lcd_logo (); |
444 | ||
445 | console_col = 0; | |
446 | console_row = 0; | |
9a8efc46 SG |
447 | lcd_sync(); |
448 | } | |
449 | ||
450 | static int do_lcd_clear(cmd_tbl_t *cmdtp, int flag, int argc, | |
451 | char *const argv[]) | |
452 | { | |
453 | lcd_clear(); | |
454 | return 0; | |
8655b6f8 WD |
455 | } |
456 | ||
457 | U_BOOT_CMD( | |
02110903 | 458 | cls, 1, 1, do_lcd_clear, |
2fb2604d | 459 | "clear screen", |
a89c33db | 460 | "" |
8655b6f8 WD |
461 | ); |
462 | ||
463 | /*----------------------------------------------------------------------*/ | |
464 | ||
8f47d917 | 465 | static int lcd_init(void *lcdbase) |
8655b6f8 WD |
466 | { |
467 | /* Initialize the lcd controller */ | |
8f47d917 | 468 | debug("[LCD] Initializing LCD frambuffer at %p\n", lcdbase); |
8655b6f8 | 469 | |
8f47d917 | 470 | lcd_ctrl_init(lcdbase); |
6f93d2b8 | 471 | lcd_is_enabled = 1; |
02110903 | 472 | lcd_clear(); |
8655b6f8 WD |
473 | lcd_enable (); |
474 | ||
475 | /* Initialize the console */ | |
476 | console_col = 0; | |
88804d19 | 477 | #ifdef CONFIG_LCD_INFO_BELOW_LOGO |
8655b6f8 WD |
478 | console_row = 7 + BMP_LOGO_HEIGHT / VIDEO_FONT_HEIGHT; |
479 | #else | |
480 | console_row = 1; /* leave 1 blank line below logo */ | |
481 | #endif | |
8655b6f8 WD |
482 | |
483 | return 0; | |
484 | } | |
485 | ||
486 | ||
487 | /************************************************************************/ | |
488 | /* ** ROM capable initialization part - needed to reserve FB memory */ | |
489 | /************************************************************************/ | |
490 | /* | |
491 | * This is called early in the system initialization to grab memory | |
492 | * for the LCD controller. | |
493 | * Returns new address for monitor, after reserving LCD buffer memory | |
494 | * | |
495 | * Note that this is running from ROM, so no write access to global data. | |
496 | */ | |
8f47d917 | 497 | ulong lcd_setmem(ulong addr) |
8655b6f8 WD |
498 | { |
499 | ulong size; | |
676d319e | 500 | int line_length; |
8655b6f8 | 501 | |
8f47d917 NK |
502 | debug("LCD panel info: %d x %d, %d bit/pix\n", panel_info.vl_col, |
503 | panel_info.vl_row, NBITS(panel_info.vl_bpix)); | |
8655b6f8 | 504 | |
676d319e | 505 | size = lcd_get_size(&line_length); |
8655b6f8 | 506 | |
676d319e SG |
507 | /* Round up to nearest full page, or MMU section if defined */ |
508 | size = ALIGN(size, CONFIG_LCD_ALIGNMENT); | |
509 | addr = ALIGN(addr - CONFIG_LCD_ALIGNMENT + 1, CONFIG_LCD_ALIGNMENT); | |
8655b6f8 WD |
510 | |
511 | /* Allocate pages for the frame buffer. */ | |
512 | addr -= size; | |
513 | ||
8f47d917 | 514 | debug("Reserving %ldk for LCD Framebuffer at: %08lx\n", size>>10, addr); |
8655b6f8 | 515 | |
8f47d917 | 516 | return addr; |
8655b6f8 WD |
517 | } |
518 | ||
519 | /*----------------------------------------------------------------------*/ | |
520 | ||
8f47d917 | 521 | static void lcd_setfgcolor(int color) |
8655b6f8 | 522 | { |
39cf4804 | 523 | lcd_color_fg = color; |
8655b6f8 WD |
524 | } |
525 | ||
526 | /*----------------------------------------------------------------------*/ | |
527 | ||
8f47d917 | 528 | static void lcd_setbgcolor(int color) |
8655b6f8 | 529 | { |
39cf4804 | 530 | lcd_color_bg = color; |
8655b6f8 WD |
531 | } |
532 | ||
533 | /*----------------------------------------------------------------------*/ | |
534 | ||
535 | #ifdef NOT_USED_SO_FAR | |
8f47d917 | 536 | static int lcd_getfgcolor(void) |
8655b6f8 WD |
537 | { |
538 | return lcd_color_fg; | |
539 | } | |
540 | #endif /* NOT_USED_SO_FAR */ | |
541 | ||
542 | /*----------------------------------------------------------------------*/ | |
543 | ||
8f47d917 | 544 | static int lcd_getbgcolor(void) |
8655b6f8 WD |
545 | { |
546 | return lcd_color_bg; | |
547 | } | |
548 | ||
549 | /*----------------------------------------------------------------------*/ | |
550 | ||
551 | /************************************************************************/ | |
552 | /* ** Chipset depending Bitmap / Logo stuff... */ | |
553 | /************************************************************************/ | |
203c37b8 NK |
554 | static inline ushort *configuration_get_cmap(void) |
555 | { | |
556 | #if defined CONFIG_CPU_PXA | |
557 | struct pxafb_info *fbi = &panel_info.pxa; | |
558 | return (ushort *)fbi->palette; | |
559 | #elif defined(CONFIG_MPC823) | |
560 | immap_t *immr = (immap_t *) CONFIG_SYS_IMMR; | |
561 | cpm8xx_t *cp = &(immr->im_cpm); | |
562 | return (ushort *)&(cp->lcd_cmap[255 * sizeof(ushort)]); | |
563 | #elif defined(CONFIG_ATMEL_LCD) | |
564 | return (ushort *)(panel_info.mmio + ATMEL_LCDC_LUT(0)); | |
d23019f3 AG |
565 | #elif !defined(CONFIG_ATMEL_HLCD) && !defined(CONFIG_EXYNOS_FB) |
566 | return panel_info.cmap; | |
203c37b8 | 567 | #else |
d23019f3 AG |
568 | #if defined(CONFIG_LCD_LOGO) |
569 | return bmp_logo_palette; | |
570 | #else | |
571 | return NULL; | |
572 | #endif | |
203c37b8 NK |
573 | #endif |
574 | } | |
575 | ||
8655b6f8 | 576 | #ifdef CONFIG_LCD_LOGO |
8f47d917 | 577 | void bitmap_plot(int x, int y) |
8655b6f8 | 578 | { |
39cf4804 | 579 | #ifdef CONFIG_ATMEL_LCD |
203c37b8 | 580 | uint *cmap = (uint *)bmp_logo_palette; |
39cf4804 | 581 | #else |
203c37b8 | 582 | ushort *cmap = (ushort *)bmp_logo_palette; |
39cf4804 | 583 | #endif |
8655b6f8 WD |
584 | ushort i, j; |
585 | uchar *bmap; | |
586 | uchar *fb; | |
587 | ushort *fb16; | |
203c37b8 NK |
588 | #if defined(CONFIG_MPC823) |
589 | immap_t *immr = (immap_t *) CONFIG_SYS_IMMR; | |
590 | cpm8xx_t *cp = &(immr->im_cpm); | |
8655b6f8 WD |
591 | #endif |
592 | ||
8f47d917 | 593 | debug("Logo: width %d height %d colors %d cmap %d\n", |
8655b6f8 | 594 | BMP_LOGO_WIDTH, BMP_LOGO_HEIGHT, BMP_LOGO_COLORS, |
095407da | 595 | ARRAY_SIZE(bmp_logo_palette)); |
8655b6f8 WD |
596 | |
597 | bmap = &bmp_logo_bitmap[0]; | |
77ddac94 | 598 | fb = (uchar *)(lcd_base + y * lcd_line_length + x); |
8655b6f8 WD |
599 | |
600 | if (NBITS(panel_info.vl_bpix) < 12) { | |
203c37b8 NK |
601 | /* Leave room for default color map |
602 | * default case: generic system with no cmap (most likely 16bpp) | |
603 | * cmap was set to the source palette, so no change is done. | |
604 | * This avoids even more ifdefs in the next stanza | |
605 | */ | |
606 | #if defined(CONFIG_MPC823) | |
8f47d917 | 607 | cmap = (ushort *) &(cp->lcd_cmap[BMP_LOGO_OFFSET * sizeof(ushort)]); |
39cf4804 | 608 | #elif defined(CONFIG_ATMEL_LCD) |
203c37b8 | 609 | cmap = (uint *)configuration_get_cmap(); |
acb13868 | 610 | #else |
203c37b8 | 611 | cmap = configuration_get_cmap(); |
8655b6f8 WD |
612 | #endif |
613 | ||
614 | WATCHDOG_RESET(); | |
615 | ||
616 | /* Set color map */ | |
095407da | 617 | for (i = 0; i < ARRAY_SIZE(bmp_logo_palette); ++i) { |
8655b6f8 | 618 | ushort colreg = bmp_logo_palette[i]; |
39cf4804 SP |
619 | #ifdef CONFIG_ATMEL_LCD |
620 | uint lut_entry; | |
621 | #ifdef CONFIG_ATMEL_LCD_BGR555 | |
622 | lut_entry = ((colreg & 0x000F) << 11) | | |
8f47d917 NK |
623 | ((colreg & 0x00F0) << 2) | |
624 | ((colreg & 0x0F00) >> 7); | |
39cf4804 SP |
625 | #else /* CONFIG_ATMEL_LCD_RGB565 */ |
626 | lut_entry = ((colreg & 0x000F) << 1) | | |
8f47d917 NK |
627 | ((colreg & 0x00F0) << 3) | |
628 | ((colreg & 0x0F00) << 4); | |
39cf4804 SP |
629 | #endif |
630 | *(cmap + BMP_LOGO_OFFSET) = lut_entry; | |
631 | cmap++; | |
632 | #else /* !CONFIG_ATMEL_LCD */ | |
6d0f6bcf | 633 | #ifdef CONFIG_SYS_INVERT_COLORS |
8655b6f8 WD |
634 | *cmap++ = 0xffff - colreg; |
635 | #else | |
636 | *cmap++ = colreg; | |
637 | #endif | |
39cf4804 | 638 | #endif /* CONFIG_ATMEL_LCD */ |
8655b6f8 WD |
639 | } |
640 | ||
641 | WATCHDOG_RESET(); | |
642 | ||
8f47d917 NK |
643 | for (i = 0; i < BMP_LOGO_HEIGHT; ++i) { |
644 | memcpy(fb, bmap, BMP_LOGO_WIDTH); | |
8655b6f8 WD |
645 | bmap += BMP_LOGO_WIDTH; |
646 | fb += panel_info.vl_col; | |
647 | } | |
648 | } | |
649 | else { /* true color mode */ | |
acb13868 | 650 | u16 col16; |
8655b6f8 | 651 | fb16 = (ushort *)(lcd_base + y * lcd_line_length + x); |
8f47d917 NK |
652 | for (i = 0; i < BMP_LOGO_HEIGHT; ++i) { |
653 | for (j = 0; j < BMP_LOGO_WIDTH; j++) { | |
acb13868 AR |
654 | col16 = bmp_logo_palette[(bmap[j]-16)]; |
655 | fb16[j] = | |
656 | ((col16 & 0x000F) << 1) | | |
657 | ((col16 & 0x00F0) << 3) | | |
658 | ((col16 & 0x0F00) << 4); | |
8655b6f8 WD |
659 | } |
660 | bmap += BMP_LOGO_WIDTH; | |
661 | fb16 += panel_info.vl_col; | |
662 | } | |
663 | } | |
664 | ||
665 | WATCHDOG_RESET(); | |
9a8efc46 | 666 | lcd_sync(); |
8655b6f8 | 667 | } |
2b5cb3d3 AG |
668 | #else |
669 | static inline void bitmap_plot(int x, int y) {} | |
8655b6f8 WD |
670 | #endif /* CONFIG_LCD_LOGO */ |
671 | ||
672 | /*----------------------------------------------------------------------*/ | |
c3517f91 | 673 | #if defined(CONFIG_CMD_BMP) || defined(CONFIG_SPLASH_SCREEN) |
8655b6f8 WD |
674 | /* |
675 | * Display the BMP file located at address bmp_image. | |
676 | * Only uncompressed. | |
677 | */ | |
1ca298ce MW |
678 | |
679 | #ifdef CONFIG_SPLASH_SCREEN_ALIGN | |
680 | #define BMP_ALIGN_CENTER 0x7FFF | |
7c7e280a NK |
681 | |
682 | static void splash_align_axis(int *axis, unsigned long panel_size, | |
683 | unsigned long picture_size) | |
684 | { | |
685 | unsigned long panel_picture_delta = panel_size - picture_size; | |
686 | unsigned long axis_alignment; | |
687 | ||
688 | if (*axis == BMP_ALIGN_CENTER) | |
689 | axis_alignment = panel_picture_delta / 2; | |
690 | else if (*axis < 0) | |
691 | axis_alignment = panel_picture_delta + *axis + 1; | |
692 | else | |
693 | return; | |
694 | ||
695 | *axis = max(0, axis_alignment); | |
696 | } | |
1ca298ce MW |
697 | #endif |
698 | ||
d23019f3 | 699 | #if defined(CONFIG_MPC823) || defined(CONFIG_MCC200) |
bfdcc65e | 700 | #define FB_PUT_BYTE(fb, from) *(fb)++ = (255 - *(from)++) |
d23019f3 AG |
701 | #else |
702 | #define FB_PUT_BYTE(fb, from) *(fb)++ = *(from)++ | |
bfdcc65e NK |
703 | #endif |
704 | ||
705 | #if defined(CONFIG_BMP_16BPP) | |
706 | #if defined(CONFIG_ATMEL_LCD_BGR555) | |
707 | static inline void fb_put_word(uchar **fb, uchar **from) | |
708 | { | |
709 | *(*fb)++ = (((*from)[0] & 0x1f) << 2) | ((*from)[1] & 0x03); | |
710 | *(*fb)++ = ((*from)[0] & 0xe0) | (((*from)[1] & 0x7c) >> 2); | |
711 | *from += 2; | |
712 | } | |
713 | #else | |
714 | static inline void fb_put_word(uchar **fb, uchar **from) | |
715 | { | |
716 | *(*fb)++ = *(*from)++; | |
717 | *(*fb)++ = *(*from)++; | |
718 | } | |
719 | #endif | |
720 | #endif /* CONFIG_BMP_16BPP */ | |
721 | ||
8655b6f8 WD |
722 | int lcd_display_bitmap(ulong bmp_image, int x, int y) |
723 | { | |
00cc5595 AG |
724 | #if !defined(CONFIG_MCC200) |
725 | ushort *cmap = NULL; | |
726 | #endif | |
727 | ushort *cmap_base = NULL; | |
8655b6f8 WD |
728 | ushort i, j; |
729 | uchar *fb; | |
730 | bmp_image_t *bmp=(bmp_image_t *)bmp_image; | |
731 | uchar *bmap; | |
732 | ushort padded_line; | |
b245e65e | 733 | unsigned long width, height, byte_width; |
e8143e72 | 734 | unsigned long pwidth = panel_info.vl_col; |
b245e65e | 735 | unsigned colors, bpix, bmp_bpix; |
8655b6f8 | 736 | |
1b09b53e | 737 | if (!bmp || !((bmp->header.signature[0] == 'B') && |
8f47d917 NK |
738 | (bmp->header.signature[1] == 'M'))) { |
739 | printf("Error: no valid bmp image at %lx\n", bmp_image); | |
740 | ||
8655b6f8 | 741 | return 1; |
b245e65e | 742 | } |
8655b6f8 | 743 | |
8f47d917 NK |
744 | width = le32_to_cpu(bmp->header.width); |
745 | height = le32_to_cpu(bmp->header.height); | |
b245e65e GL |
746 | bmp_bpix = le16_to_cpu(bmp->header.bit_count); |
747 | colors = 1 << bmp_bpix; | |
8655b6f8 WD |
748 | |
749 | bpix = NBITS(panel_info.vl_bpix); | |
750 | ||
fb6a9aab | 751 | if ((bpix != 1) && (bpix != 8) && (bpix != 16) && (bpix != 32)) { |
b245e65e GL |
752 | printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n", |
753 | bpix, bmp_bpix); | |
8f47d917 | 754 | |
8655b6f8 WD |
755 | return 1; |
756 | } | |
757 | ||
b245e65e | 758 | /* We support displaying 8bpp BMPs on 16bpp LCDs */ |
fb6a9aab | 759 | if (bpix != bmp_bpix && (bmp_bpix != 8 || bpix != 16 || bpix != 32)) { |
8655b6f8 WD |
760 | printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n", |
761 | bpix, | |
762 | le16_to_cpu(bmp->header.bit_count)); | |
8f47d917 | 763 | |
8655b6f8 WD |
764 | return 1; |
765 | } | |
766 | ||
8f47d917 | 767 | debug("Display-bmp: %d x %d with %d colors\n", |
8655b6f8 WD |
768 | (int)width, (int)height, (int)colors); |
769 | ||
f6414714 WD |
770 | #if !defined(CONFIG_MCC200) |
771 | /* MCC200 LCD doesn't need CMAP, supports 1bpp b&w only */ | |
b245e65e | 772 | if (bmp_bpix == 8) { |
203c37b8 | 773 | cmap = configuration_get_cmap(); |
b245e65e GL |
774 | cmap_base = cmap; |
775 | ||
8655b6f8 | 776 | /* Set color map */ |
8f47d917 | 777 | for (i = 0; i < colors; ++i) { |
8655b6f8 | 778 | bmp_color_table_entry_t cte = bmp->color_table[i]; |
1464eff7 | 779 | #if !defined(CONFIG_ATMEL_LCD) |
8655b6f8 WD |
780 | ushort colreg = |
781 | ( ((cte.red) << 8) & 0xf800) | | |
59d80bf1 WD |
782 | ( ((cte.green) << 3) & 0x07e0) | |
783 | ( ((cte.blue) >> 3) & 0x001f) ; | |
6d0f6bcf | 784 | #ifdef CONFIG_SYS_INVERT_COLORS |
25d6712a | 785 | *cmap = 0xffff - colreg; |
8655b6f8 | 786 | #else |
25d6712a WD |
787 | *cmap = colreg; |
788 | #endif | |
b245e65e | 789 | #if defined(CONFIG_MPC823) |
25d6712a | 790 | cmap--; |
b245e65e GL |
791 | #else |
792 | cmap++; | |
1464eff7 MJ |
793 | #endif |
794 | #else /* CONFIG_ATMEL_LCD */ | |
795 | lcd_setcolreg(i, cte.red, cte.green, cte.blue); | |
8655b6f8 WD |
796 | #endif |
797 | } | |
798 | } | |
f6414714 | 799 | #endif |
8655b6f8 | 800 | |
e8143e72 WD |
801 | /* |
802 | * BMP format for Monochrome assumes that the state of a | |
803 | * pixel is described on a per Bit basis, not per Byte. | |
804 | * So, in case of Monochrome BMP we should align widths | |
805 | * on a byte boundary and convert them from Bit to Byte | |
806 | * units. | |
511d0c72 WD |
807 | * Probably, PXA250 and MPC823 process 1bpp BMP images in |
808 | * their own ways, so make the converting to be MCC200 | |
e8143e72 WD |
809 | * specific. |
810 | */ | |
811 | #if defined(CONFIG_MCC200) | |
8f47d917 | 812 | if (bpix == 1) { |
e8143e72 WD |
813 | width = ((width + 7) & ~7) >> 3; |
814 | x = ((x + 7) & ~7) >> 3; | |
815 | pwidth= ((pwidth + 7) & ~7) >> 3; | |
816 | } | |
817 | #endif | |
818 | ||
8655b6f8 | 819 | padded_line = (width&0x3) ? ((width&~0x3)+4) : (width); |
1ca298ce MW |
820 | |
821 | #ifdef CONFIG_SPLASH_SCREEN_ALIGN | |
7c7e280a NK |
822 | splash_align_axis(&x, pwidth, width); |
823 | splash_align_axis(&y, panel_info.vl_row, height); | |
1ca298ce MW |
824 | #endif /* CONFIG_SPLASH_SCREEN_ALIGN */ |
825 | ||
8f47d917 | 826 | if ((x + width) > pwidth) |
e8143e72 | 827 | width = pwidth - x; |
8f47d917 | 828 | if ((y + height) > panel_info.vl_row) |
8655b6f8 WD |
829 | height = panel_info.vl_row - y; |
830 | ||
8f47d917 | 831 | bmap = (uchar *)bmp + le32_to_cpu(bmp->header.data_offset); |
8655b6f8 | 832 | fb = (uchar *) (lcd_base + |
8d46d5b1 | 833 | (y + height - 1) * lcd_line_length + x * bpix / 8); |
a303dfb0 | 834 | |
b245e65e | 835 | switch (bmp_bpix) { |
a303dfb0 MJ |
836 | case 1: /* pass through */ |
837 | case 8: | |
b245e65e GL |
838 | if (bpix != 16) |
839 | byte_width = width; | |
840 | else | |
841 | byte_width = width * 2; | |
842 | ||
a303dfb0 MJ |
843 | for (i = 0; i < height; ++i) { |
844 | WATCHDOG_RESET(); | |
b245e65e GL |
845 | for (j = 0; j < width; j++) { |
846 | if (bpix != 16) { | |
bfdcc65e | 847 | FB_PUT_BYTE(fb, bmap); |
b245e65e GL |
848 | } else { |
849 | *(uint16_t *)fb = cmap_base[*(bmap++)]; | |
850 | fb += sizeof(uint16_t) / sizeof(*fb); | |
851 | } | |
852 | } | |
a303dfb0 | 853 | bmap += (width - padded_line); |
b245e65e | 854 | fb -= (byte_width + lcd_line_length); |
a303dfb0 MJ |
855 | } |
856 | break; | |
857 | ||
858 | #if defined(CONFIG_BMP_16BPP) | |
859 | case 16: | |
860 | for (i = 0; i < height; ++i) { | |
861 | WATCHDOG_RESET(); | |
bfdcc65e NK |
862 | for (j = 0; j < width; j++) |
863 | fb_put_word(&fb, &bmap); | |
864 | ||
a303dfb0 MJ |
865 | bmap += (padded_line - width) * 2; |
866 | fb -= (width * 2 + lcd_line_length); | |
867 | } | |
868 | break; | |
869 | #endif /* CONFIG_BMP_16BPP */ | |
870 | ||
fb6a9aab DL |
871 | #if defined(CONFIG_BMP_32BPP) |
872 | case 32: | |
873 | for (i = 0; i < height; ++i) { | |
874 | for (j = 0; j < width; j++) { | |
875 | *(fb++) = *(bmap++); | |
876 | *(fb++) = *(bmap++); | |
877 | *(fb++) = *(bmap++); | |
878 | *(fb++) = *(bmap++); | |
879 | } | |
880 | fb -= (lcd_line_length + width * (bpix / 8)); | |
881 | } | |
882 | break; | |
883 | #endif /* CONFIG_BMP_32BPP */ | |
a303dfb0 MJ |
884 | default: |
885 | break; | |
886 | }; | |
8655b6f8 | 887 | |
9a8efc46 | 888 | lcd_sync(); |
8f47d917 | 889 | return 0; |
8655b6f8 | 890 | } |
c3517f91 | 891 | #endif |
8655b6f8 | 892 | |
8f47d917 | 893 | static void *lcd_logo(void) |
8655b6f8 | 894 | { |
8655b6f8 WD |
895 | #ifdef CONFIG_SPLASH_SCREEN |
896 | char *s; | |
897 | ulong addr; | |
898 | static int do_splash = 1; | |
899 | ||
900 | if (do_splash && (s = getenv("splashimage")) != NULL) { | |
1ca298ce | 901 | int x = 0, y = 0; |
8655b6f8 WD |
902 | do_splash = 0; |
903 | ||
1ca298ce MW |
904 | addr = simple_strtoul (s, NULL, 16); |
905 | #ifdef CONFIG_SPLASH_SCREEN_ALIGN | |
8f47d917 NK |
906 | s = getenv("splashpos"); |
907 | if (s != NULL) { | |
1ca298ce MW |
908 | if (s[0] == 'm') |
909 | x = BMP_ALIGN_CENTER; | |
910 | else | |
8f47d917 | 911 | x = simple_strtol(s, NULL, 0); |
1ca298ce | 912 | |
8f47d917 NK |
913 | s = strchr(s + 1, ','); |
914 | if (s != NULL) { | |
1ca298ce MW |
915 | if (s[1] == 'm') |
916 | y = BMP_ALIGN_CENTER; | |
917 | else | |
918 | y = simple_strtol (s + 1, NULL, 0); | |
919 | } | |
920 | } | |
921 | #endif /* CONFIG_SPLASH_SCREEN_ALIGN */ | |
922 | ||
d3a555ed | 923 | if (bmp_display(addr, x, y) == 0) |
8f47d917 | 924 | return (void *)lcd_base; |
8655b6f8 WD |
925 | } |
926 | #endif /* CONFIG_SPLASH_SCREEN */ | |
927 | ||
2b5cb3d3 | 928 | bitmap_plot(0, 0); |
8655b6f8 | 929 | |
6b59e03e HS |
930 | #ifdef CONFIG_LCD_INFO |
931 | console_col = LCD_INFO_X / VIDEO_FONT_WIDTH; | |
932 | console_row = LCD_INFO_Y / VIDEO_FONT_HEIGHT; | |
933 | lcd_show_board_info(); | |
934 | #endif /* CONFIG_LCD_INFO */ | |
39cf4804 | 935 | |
88804d19 | 936 | #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) |
8f47d917 | 937 | return (void *)((ulong)lcd_base + BMP_LOGO_HEIGHT * lcd_line_length); |
8655b6f8 | 938 | #else |
8f47d917 | 939 | return (void *)lcd_base; |
88804d19 | 940 | #endif /* CONFIG_LCD_LOGO && !CONFIG_LCD_INFO_BELOW_LOGO */ |
8655b6f8 WD |
941 | } |
942 | ||
943 | /************************************************************************/ | |
944 | /************************************************************************/ |