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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 | 35 | #include <stdarg.h> |
c0880485 NK |
36 | #include <search.h> |
37 | #include <env_callback.h> | |
8655b6f8 | 38 | #include <linux/types.h> |
52cb4d4f | 39 | #include <stdio_dev.h> |
8655b6f8 WD |
40 | #if defined(CONFIG_POST) |
41 | #include <post.h> | |
42 | #endif | |
43 | #include <lcd.h> | |
8b0bfc68 | 44 | #include <watchdog.h> |
8655b6f8 | 45 | |
abc20aba MV |
46 | #if defined(CONFIG_CPU_PXA25X) || defined(CONFIG_CPU_PXA27X) || \ |
47 | defined(CONFIG_CPU_MONAHANS) | |
48 | #define CONFIG_CPU_PXA | |
8655b6f8 WD |
49 | #include <asm/byteorder.h> |
50 | #endif | |
51 | ||
52 | #if defined(CONFIG_MPC823) | |
8655b6f8 WD |
53 | #include <lcdvideo.h> |
54 | #endif | |
55 | ||
39cf4804 SP |
56 | #if defined(CONFIG_ATMEL_LCD) |
57 | #include <atmel_lcdc.h> | |
39cf4804 SP |
58 | #endif |
59 | ||
8655b6f8 WD |
60 | /************************************************************************/ |
61 | /* ** FONT DATA */ | |
62 | /************************************************************************/ | |
63 | #include <video_font.h> /* Get font data, width and height */ | |
d3983ee8 | 64 | #include <video_font_data.h> |
8655b6f8 | 65 | |
88804d19 WD |
66 | /************************************************************************/ |
67 | /* ** LOGO DATA */ | |
68 | /************************************************************************/ | |
69 | #ifdef CONFIG_LCD_LOGO | |
70 | # include <bmp_logo.h> /* Get logo data, width and height */ | |
c270730f | 71 | # include <bmp_logo_data.h> |
acb13868 | 72 | # if (CONSOLE_COLOR_WHITE >= BMP_LOGO_OFFSET) && (LCD_BPP != LCD_COLOR16) |
88804d19 WD |
73 | # error Default Color Map overlaps with Logo Color Map |
74 | # endif | |
75 | #endif | |
8655b6f8 | 76 | |
676d319e SG |
77 | #ifndef CONFIG_LCD_ALIGNMENT |
78 | #define CONFIG_LCD_ALIGNMENT PAGE_SIZE | |
79 | #endif | |
80 | ||
0d89efef SG |
81 | /* By default we scroll by a single line */ |
82 | #ifndef CONFIG_CONSOLE_SCROLL_LINES | |
83 | #define CONFIG_CONSOLE_SCROLL_LINES 1 | |
84 | #endif | |
85 | ||
a5796c51 JH |
86 | /************************************************************************/ |
87 | /* ** CONSOLE DEFINITIONS & FUNCTIONS */ | |
88 | /************************************************************************/ | |
89 | #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) | |
90 | # define CONSOLE_ROWS ((panel_info.vl_row-BMP_LOGO_HEIGHT) \ | |
91 | / VIDEO_FONT_HEIGHT) | |
92 | #else | |
93 | # define CONSOLE_ROWS (panel_info.vl_row / VIDEO_FONT_HEIGHT) | |
94 | #endif | |
95 | ||
96 | #define CONSOLE_COLS (panel_info.vl_col / VIDEO_FONT_WIDTH) | |
97 | #define CONSOLE_ROW_SIZE (VIDEO_FONT_HEIGHT * lcd_line_length) | |
98 | #define CONSOLE_ROW_FIRST lcd_console_address | |
99 | #define CONSOLE_ROW_SECOND (lcd_console_address + CONSOLE_ROW_SIZE) | |
100 | #define CONSOLE_ROW_LAST (lcd_console_address + CONSOLE_SIZE \ | |
101 | - CONSOLE_ROW_SIZE) | |
102 | #define CONSOLE_SIZE (CONSOLE_ROW_SIZE * CONSOLE_ROWS) | |
103 | #define CONSOLE_SCROLL_SIZE (CONSOLE_SIZE - CONSOLE_ROW_SIZE) | |
d87080b7 | 104 | |
a5796c51 JH |
105 | #if LCD_BPP == LCD_MONOCHROME |
106 | # define COLOR_MASK(c) ((c) | (c) << 1 | (c) << 2 | (c) << 3 | \ | |
107 | (c) << 4 | (c) << 5 | (c) << 6 | (c) << 7) | |
108 | #elif (LCD_BPP == LCD_COLOR8) || (LCD_BPP == LCD_COLOR16) | |
109 | # define COLOR_MASK(c) (c) | |
110 | #else | |
111 | # error Unsupported LCD BPP. | |
112 | #endif | |
113 | ||
d87080b7 | 114 | DECLARE_GLOBAL_DATA_PTR; |
8655b6f8 | 115 | |
8f47d917 NK |
116 | static void lcd_drawchars(ushort x, ushort y, uchar *str, int count); |
117 | static inline void lcd_puts_xy(ushort x, ushort y, uchar *s); | |
118 | static inline void lcd_putc_xy(ushort x, ushort y, uchar c); | |
8655b6f8 | 119 | |
8f47d917 | 120 | static int lcd_init(void *lcdbase); |
8655b6f8 | 121 | |
6b035141 | 122 | static void *lcd_logo(void); |
8655b6f8 | 123 | |
8f47d917 NK |
124 | static int lcd_getbgcolor(void); |
125 | static void lcd_setfgcolor(int color); | |
126 | static void lcd_setbgcolor(int color); | |
8655b6f8 | 127 | |
46d1d5dd WD |
128 | static int lcd_color_fg; |
129 | static int lcd_color_bg; | |
f1d205a1 | 130 | int lcd_line_length; |
46d1d5dd | 131 | |
8655b6f8 | 132 | char lcd_is_enabled = 0; |
8655b6f8 | 133 | |
f1d205a1 JH |
134 | static short console_col; |
135 | static short console_row; | |
9a8efc46 | 136 | |
f1d205a1 | 137 | static void *lcd_console_address; |
00a0ca59 | 138 | static void *lcd_base; /* Start of framebuffer memory */ |
9a8efc46 | 139 | |
9a8efc46 | 140 | static char lcd_flush_dcache; /* 1 to flush dcache after each lcd update */ |
8655b6f8 WD |
141 | |
142 | /************************************************************************/ | |
143 | ||
9a8efc46 SG |
144 | /* Flush LCD activity to the caches */ |
145 | void lcd_sync(void) | |
146 | { | |
147 | /* | |
148 | * flush_dcache_range() is declared in common.h but it seems that some | |
149 | * architectures do not actually implement it. Is there a way to find | |
150 | * out whether it exists? For now, ARM is safe. | |
151 | */ | |
152 | #if defined(CONFIG_ARM) && !defined(CONFIG_SYS_DCACHE_OFF) | |
153 | int line_length; | |
154 | ||
155 | if (lcd_flush_dcache) | |
156 | flush_dcache_range((u32)lcd_base, | |
157 | (u32)(lcd_base + lcd_get_size(&line_length))); | |
158 | #endif | |
159 | } | |
160 | ||
161 | void lcd_set_flush_dcache(int flush) | |
162 | { | |
163 | lcd_flush_dcache = (flush != 0); | |
164 | } | |
165 | ||
8655b6f8 WD |
166 | /*----------------------------------------------------------------------*/ |
167 | ||
8f47d917 | 168 | static void console_scrollup(void) |
8655b6f8 | 169 | { |
0d89efef SG |
170 | const int rows = CONFIG_CONSOLE_SCROLL_LINES; |
171 | ||
172 | /* Copy up rows ignoring those that will be overwritten */ | |
173 | memcpy(CONSOLE_ROW_FIRST, | |
174 | lcd_console_address + CONSOLE_ROW_SIZE * rows, | |
175 | CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows); | |
176 | ||
177 | /* Clear the last rows */ | |
178 | memset(lcd_console_address + CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows, | |
179 | COLOR_MASK(lcd_color_bg), | |
6b035141 | 180 | CONSOLE_ROW_SIZE * rows); |
8655b6f8 | 181 | |
9a8efc46 | 182 | lcd_sync(); |
0d89efef | 183 | console_row -= rows; |
8655b6f8 WD |
184 | } |
185 | ||
186 | /*----------------------------------------------------------------------*/ | |
187 | ||
8f47d917 | 188 | static inline void console_back(void) |
8655b6f8 WD |
189 | { |
190 | if (--console_col < 0) { | |
191 | console_col = CONSOLE_COLS-1 ; | |
6b035141 | 192 | if (--console_row < 0) |
8655b6f8 | 193 | console_row = 0; |
8655b6f8 WD |
194 | } |
195 | ||
8f47d917 NK |
196 | lcd_putc_xy(console_col * VIDEO_FONT_WIDTH, |
197 | console_row * VIDEO_FONT_HEIGHT, ' '); | |
8655b6f8 WD |
198 | } |
199 | ||
200 | /*----------------------------------------------------------------------*/ | |
201 | ||
8f47d917 | 202 | static inline void console_newline(void) |
8655b6f8 | 203 | { |
8655b6f8 WD |
204 | console_col = 0; |
205 | ||
206 | /* Check if we need to scroll the terminal */ | |
6b035141 | 207 | if (++console_row >= CONSOLE_ROWS) |
8f47d917 | 208 | console_scrollup(); |
6b035141 | 209 | else |
9a8efc46 | 210 | lcd_sync(); |
8655b6f8 WD |
211 | } |
212 | ||
213 | /*----------------------------------------------------------------------*/ | |
214 | ||
8f47d917 | 215 | void lcd_putc(const char c) |
8655b6f8 WD |
216 | { |
217 | if (!lcd_is_enabled) { | |
218 | serial_putc(c); | |
8f47d917 | 219 | |
8655b6f8 WD |
220 | return; |
221 | } | |
222 | ||
223 | switch (c) { | |
8f47d917 NK |
224 | case '\r': |
225 | console_col = 0; | |
8655b6f8 | 226 | |
8f47d917 NK |
227 | return; |
228 | case '\n': | |
229 | console_newline(); | |
8655b6f8 | 230 | |
8f47d917 | 231 | return; |
8655b6f8 | 232 | case '\t': /* Tab (8 chars alignment) */ |
8f47d917 NK |
233 | console_col += 8; |
234 | console_col &= ~7; | |
8655b6f8 | 235 | |
8f47d917 NK |
236 | if (console_col >= CONSOLE_COLS) |
237 | console_newline(); | |
8655b6f8 | 238 | |
8f47d917 NK |
239 | return; |
240 | case '\b': | |
241 | console_back(); | |
8655b6f8 | 242 | |
8f47d917 NK |
243 | return; |
244 | default: | |
245 | lcd_putc_xy(console_col * VIDEO_FONT_WIDTH, | |
246 | console_row * VIDEO_FONT_HEIGHT, c); | |
247 | if (++console_col >= CONSOLE_COLS) | |
248 | console_newline(); | |
8655b6f8 | 249 | } |
8655b6f8 WD |
250 | } |
251 | ||
252 | /*----------------------------------------------------------------------*/ | |
253 | ||
8f47d917 | 254 | void lcd_puts(const char *s) |
8655b6f8 WD |
255 | { |
256 | if (!lcd_is_enabled) { | |
8f47d917 NK |
257 | serial_puts(s); |
258 | ||
8655b6f8 WD |
259 | return; |
260 | } | |
261 | ||
6b035141 | 262 | while (*s) |
8f47d917 | 263 | lcd_putc(*s++); |
6b035141 | 264 | |
9a8efc46 | 265 | lcd_sync(); |
8655b6f8 WD |
266 | } |
267 | ||
15b17ab5 HS |
268 | /*----------------------------------------------------------------------*/ |
269 | ||
270 | void lcd_printf(const char *fmt, ...) | |
271 | { | |
272 | va_list args; | |
273 | char buf[CONFIG_SYS_PBSIZE]; | |
274 | ||
275 | va_start(args, fmt); | |
276 | vsprintf(buf, fmt, args); | |
277 | va_end(args); | |
278 | ||
279 | lcd_puts(buf); | |
280 | } | |
281 | ||
8655b6f8 WD |
282 | /************************************************************************/ |
283 | /* ** Low-Level Graphics Routines */ | |
284 | /************************************************************************/ | |
285 | ||
8f47d917 | 286 | static void lcd_drawchars(ushort x, ushort y, uchar *str, int count) |
8655b6f8 WD |
287 | { |
288 | uchar *dest; | |
be547c6d MV |
289 | ushort row; |
290 | ||
0f999c49 AG |
291 | #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) |
292 | y += BMP_LOGO_HEIGHT; | |
293 | #endif | |
294 | ||
be547c6d MV |
295 | #if LCD_BPP == LCD_MONOCHROME |
296 | ushort off = x * (1 << LCD_BPP) % 8; | |
297 | #endif | |
8655b6f8 WD |
298 | |
299 | dest = (uchar *)(lcd_base + y * lcd_line_length + x * (1 << LCD_BPP) / 8); | |
8655b6f8 | 300 | |
8f47d917 | 301 | for (row = 0; row < VIDEO_FONT_HEIGHT; ++row, dest += lcd_line_length) { |
8655b6f8 | 302 | uchar *s = str; |
8655b6f8 | 303 | int i; |
acb13868 AR |
304 | #if LCD_BPP == LCD_COLOR16 |
305 | ushort *d = (ushort *)dest; | |
306 | #else | |
307 | uchar *d = dest; | |
308 | #endif | |
8655b6f8 WD |
309 | |
310 | #if LCD_BPP == LCD_MONOCHROME | |
6b035141 | 311 | uchar rest = *d & -(1 << (8 - off)); |
8655b6f8 WD |
312 | uchar sym; |
313 | #endif | |
8f47d917 | 314 | for (i = 0; i < count; ++i) { |
8655b6f8 WD |
315 | uchar c, bits; |
316 | ||
317 | c = *s++; | |
318 | bits = video_fontdata[c * VIDEO_FONT_HEIGHT + row]; | |
319 | ||
320 | #if LCD_BPP == LCD_MONOCHROME | |
321 | sym = (COLOR_MASK(lcd_color_fg) & bits) | | |
8f47d917 | 322 | (COLOR_MASK(lcd_color_bg) & ~bits); |
8655b6f8 WD |
323 | |
324 | *d++ = rest | (sym >> off); | |
325 | rest = sym << (8-off); | |
326 | #elif LCD_BPP == LCD_COLOR8 | |
8f47d917 | 327 | for (c = 0; c < 8; ++c) { |
8655b6f8 WD |
328 | *d++ = (bits & 0x80) ? |
329 | lcd_color_fg : lcd_color_bg; | |
330 | bits <<= 1; | |
331 | } | |
332 | #elif LCD_BPP == LCD_COLOR16 | |
8f47d917 | 333 | for (c = 0; c < 8; ++c) { |
8655b6f8 WD |
334 | *d++ = (bits & 0x80) ? |
335 | lcd_color_fg : lcd_color_bg; | |
336 | bits <<= 1; | |
337 | } | |
338 | #endif | |
339 | } | |
340 | #if LCD_BPP == LCD_MONOCHROME | |
6b035141 | 341 | *d = rest | (*d & ((1 << (8 - off)) - 1)); |
8655b6f8 WD |
342 | #endif |
343 | } | |
344 | } | |
345 | ||
346 | /*----------------------------------------------------------------------*/ | |
347 | ||
8f47d917 | 348 | static inline void lcd_puts_xy(ushort x, ushort y, uchar *s) |
8655b6f8 | 349 | { |
0f999c49 | 350 | lcd_drawchars(x, y, s, strlen((char *)s)); |
8655b6f8 WD |
351 | } |
352 | ||
353 | /*----------------------------------------------------------------------*/ | |
354 | ||
8f47d917 | 355 | static inline void lcd_putc_xy(ushort x, ushort y, uchar c) |
8655b6f8 | 356 | { |
0f999c49 | 357 | lcd_drawchars(x, y, &c, 1); |
8655b6f8 WD |
358 | } |
359 | ||
360 | /************************************************************************/ | |
361 | /** Small utility to check that you got the colours right */ | |
362 | /************************************************************************/ | |
363 | #ifdef LCD_TEST_PATTERN | |
364 | ||
365 | #define N_BLK_VERT 2 | |
366 | #define N_BLK_HOR 3 | |
367 | ||
6b035141 | 368 | static int test_colors[N_BLK_HOR * N_BLK_VERT] = { |
8655b6f8 WD |
369 | CONSOLE_COLOR_RED, CONSOLE_COLOR_GREEN, CONSOLE_COLOR_YELLOW, |
370 | CONSOLE_COLOR_BLUE, CONSOLE_COLOR_MAGENTA, CONSOLE_COLOR_CYAN, | |
371 | }; | |
372 | ||
8f47d917 | 373 | static void test_pattern(void) |
8655b6f8 WD |
374 | { |
375 | ushort v_max = panel_info.vl_row; | |
376 | ushort h_max = panel_info.vl_col; | |
377 | ushort v_step = (v_max + N_BLK_VERT - 1) / N_BLK_VERT; | |
378 | ushort h_step = (h_max + N_BLK_HOR - 1) / N_BLK_HOR; | |
379 | ushort v, h; | |
380 | uchar *pix = (uchar *)lcd_base; | |
381 | ||
8f47d917 | 382 | printf("[LCD] Test Pattern: %d x %d [%d x %d]\n", |
8655b6f8 WD |
383 | h_max, v_max, h_step, v_step); |
384 | ||
385 | /* WARNING: Code silently assumes 8bit/pixel */ | |
8f47d917 | 386 | for (v = 0; v < v_max; ++v) { |
8655b6f8 | 387 | uchar iy = v / v_step; |
8f47d917 | 388 | for (h = 0; h < h_max; ++h) { |
6b035141 | 389 | uchar ix = N_BLK_HOR * iy + h / h_step; |
8655b6f8 WD |
390 | *pix++ = test_colors[ix]; |
391 | } | |
392 | } | |
393 | } | |
394 | #endif /* LCD_TEST_PATTERN */ | |
395 | ||
396 | ||
397 | /************************************************************************/ | |
398 | /* ** GENERIC Initialization Routines */ | |
399 | /************************************************************************/ | |
400 | ||
676d319e SG |
401 | int lcd_get_size(int *line_length) |
402 | { | |
403 | *line_length = (panel_info.vl_col * NBITS(panel_info.vl_bpix)) / 8; | |
404 | return *line_length * panel_info.vl_row; | |
405 | } | |
406 | ||
6b035141 | 407 | int drv_lcd_init(void) |
8655b6f8 | 408 | { |
52cb4d4f | 409 | struct stdio_dev lcddev; |
8655b6f8 WD |
410 | int rc; |
411 | ||
6b035141 | 412 | lcd_base = (void *) gd->fb_base; |
8655b6f8 | 413 | |
8f47d917 | 414 | lcd_init(lcd_base); /* LCD initialization */ |
8655b6f8 WD |
415 | |
416 | /* Device initialization */ | |
8f47d917 | 417 | memset(&lcddev, 0, sizeof(lcddev)); |
8655b6f8 | 418 | |
8f47d917 | 419 | strcpy(lcddev.name, "lcd"); |
8655b6f8 WD |
420 | lcddev.ext = 0; /* No extensions */ |
421 | lcddev.flags = DEV_FLAGS_OUTPUT; /* Output only */ | |
422 | lcddev.putc = lcd_putc; /* 'putc' function */ | |
423 | lcddev.puts = lcd_puts; /* 'puts' function */ | |
424 | ||
6b035141 | 425 | rc = stdio_register(&lcddev); |
8655b6f8 WD |
426 | |
427 | return (rc == 0) ? 1 : rc; | |
428 | } | |
429 | ||
430 | /*----------------------------------------------------------------------*/ | |
02110903 | 431 | void lcd_clear(void) |
8655b6f8 WD |
432 | { |
433 | #if LCD_BPP == LCD_MONOCHROME | |
434 | /* Setting the palette */ | |
435 | lcd_initcolregs(); | |
436 | ||
437 | #elif LCD_BPP == LCD_COLOR8 | |
438 | /* Setting the palette */ | |
8f47d917 NK |
439 | lcd_setcolreg(CONSOLE_COLOR_BLACK, 0, 0, 0); |
440 | lcd_setcolreg(CONSOLE_COLOR_RED, 0xFF, 0, 0); | |
441 | lcd_setcolreg(CONSOLE_COLOR_GREEN, 0, 0xFF, 0); | |
442 | lcd_setcolreg(CONSOLE_COLOR_YELLOW, 0xFF, 0xFF, 0); | |
443 | lcd_setcolreg(CONSOLE_COLOR_BLUE, 0, 0, 0xFF); | |
444 | lcd_setcolreg(CONSOLE_COLOR_MAGENTA, 0xFF, 0, 0xFF); | |
445 | lcd_setcolreg(CONSOLE_COLOR_CYAN, 0, 0xFF, 0xFF); | |
446 | lcd_setcolreg(CONSOLE_COLOR_GREY, 0xAA, 0xAA, 0xAA); | |
447 | lcd_setcolreg(CONSOLE_COLOR_WHITE, 0xFF, 0xFF, 0xFF); | |
8655b6f8 WD |
448 | #endif |
449 | ||
6d0f6bcf | 450 | #ifndef CONFIG_SYS_WHITE_ON_BLACK |
8f47d917 NK |
451 | lcd_setfgcolor(CONSOLE_COLOR_BLACK); |
452 | lcd_setbgcolor(CONSOLE_COLOR_WHITE); | |
8655b6f8 | 453 | #else |
8f47d917 NK |
454 | lcd_setfgcolor(CONSOLE_COLOR_WHITE); |
455 | lcd_setbgcolor(CONSOLE_COLOR_BLACK); | |
6d0f6bcf | 456 | #endif /* CONFIG_SYS_WHITE_ON_BLACK */ |
8655b6f8 WD |
457 | |
458 | #ifdef LCD_TEST_PATTERN | |
459 | test_pattern(); | |
460 | #else | |
461 | /* set framebuffer to background color */ | |
8f47d917 | 462 | memset((char *)lcd_base, |
8655b6f8 | 463 | COLOR_MASK(lcd_getbgcolor()), |
6b035141 | 464 | lcd_line_length * panel_info.vl_row); |
8655b6f8 WD |
465 | #endif |
466 | /* Paint the logo and retrieve LCD base address */ | |
8f47d917 | 467 | debug("[LCD] Drawing the logo...\n"); |
6b035141 | 468 | lcd_console_address = lcd_logo(); |
8655b6f8 WD |
469 | |
470 | console_col = 0; | |
471 | console_row = 0; | |
9a8efc46 SG |
472 | lcd_sync(); |
473 | } | |
474 | ||
475 | static int do_lcd_clear(cmd_tbl_t *cmdtp, int flag, int argc, | |
476 | char *const argv[]) | |
477 | { | |
478 | lcd_clear(); | |
479 | return 0; | |
8655b6f8 WD |
480 | } |
481 | ||
482 | U_BOOT_CMD( | |
02110903 | 483 | cls, 1, 1, do_lcd_clear, |
2fb2604d | 484 | "clear screen", |
a89c33db | 485 | "" |
8655b6f8 WD |
486 | ); |
487 | ||
488 | /*----------------------------------------------------------------------*/ | |
489 | ||
8f47d917 | 490 | static int lcd_init(void *lcdbase) |
8655b6f8 WD |
491 | { |
492 | /* Initialize the lcd controller */ | |
8f47d917 | 493 | debug("[LCD] Initializing LCD frambuffer at %p\n", lcdbase); |
8655b6f8 | 494 | |
8f47d917 | 495 | lcd_ctrl_init(lcdbase); |
1d3dea12 AG |
496 | |
497 | /* | |
498 | * lcd_ctrl_init() of some drivers (i.e. bcm2835 on rpi_b) ignores | |
499 | * the 'lcdbase' argument and uses custom lcd base address | |
500 | * by setting up gd->fb_base. Check for this condition and fixup | |
501 | * 'lcd_base' address. | |
502 | */ | |
503 | if ((unsigned long)lcdbase != gd->fb_base) | |
504 | lcd_base = (void *)gd->fb_base; | |
505 | ||
506 | debug("[LCD] Using LCD frambuffer at %p\n", lcd_base); | |
507 | ||
6d330719 SW |
508 | lcd_get_size(&lcd_line_length); |
509 | lcd_line_length = (panel_info.vl_col * NBITS(panel_info.vl_bpix)) / 8; | |
6f93d2b8 | 510 | lcd_is_enabled = 1; |
02110903 | 511 | lcd_clear(); |
6b035141 | 512 | lcd_enable(); |
8655b6f8 WD |
513 | |
514 | /* Initialize the console */ | |
515 | console_col = 0; | |
88804d19 | 516 | #ifdef CONFIG_LCD_INFO_BELOW_LOGO |
8655b6f8 WD |
517 | console_row = 7 + BMP_LOGO_HEIGHT / VIDEO_FONT_HEIGHT; |
518 | #else | |
519 | console_row = 1; /* leave 1 blank line below logo */ | |
520 | #endif | |
8655b6f8 WD |
521 | |
522 | return 0; | |
523 | } | |
524 | ||
525 | ||
526 | /************************************************************************/ | |
527 | /* ** ROM capable initialization part - needed to reserve FB memory */ | |
528 | /************************************************************************/ | |
529 | /* | |
530 | * This is called early in the system initialization to grab memory | |
531 | * for the LCD controller. | |
532 | * Returns new address for monitor, after reserving LCD buffer memory | |
533 | * | |
534 | * Note that this is running from ROM, so no write access to global data. | |
535 | */ | |
8f47d917 | 536 | ulong lcd_setmem(ulong addr) |
8655b6f8 WD |
537 | { |
538 | ulong size; | |
676d319e | 539 | int line_length; |
8655b6f8 | 540 | |
8f47d917 NK |
541 | debug("LCD panel info: %d x %d, %d bit/pix\n", panel_info.vl_col, |
542 | panel_info.vl_row, NBITS(panel_info.vl_bpix)); | |
8655b6f8 | 543 | |
676d319e | 544 | size = lcd_get_size(&line_length); |
8655b6f8 | 545 | |
676d319e SG |
546 | /* Round up to nearest full page, or MMU section if defined */ |
547 | size = ALIGN(size, CONFIG_LCD_ALIGNMENT); | |
548 | addr = ALIGN(addr - CONFIG_LCD_ALIGNMENT + 1, CONFIG_LCD_ALIGNMENT); | |
8655b6f8 WD |
549 | |
550 | /* Allocate pages for the frame buffer. */ | |
551 | addr -= size; | |
552 | ||
6b035141 JH |
553 | debug("Reserving %ldk for LCD Framebuffer at: %08lx\n", |
554 | size >> 10, addr); | |
8655b6f8 | 555 | |
8f47d917 | 556 | return addr; |
8655b6f8 WD |
557 | } |
558 | ||
559 | /*----------------------------------------------------------------------*/ | |
560 | ||
8f47d917 | 561 | static void lcd_setfgcolor(int color) |
8655b6f8 | 562 | { |
39cf4804 | 563 | lcd_color_fg = color; |
8655b6f8 WD |
564 | } |
565 | ||
566 | /*----------------------------------------------------------------------*/ | |
567 | ||
8f47d917 | 568 | static void lcd_setbgcolor(int color) |
8655b6f8 | 569 | { |
39cf4804 | 570 | lcd_color_bg = color; |
8655b6f8 WD |
571 | } |
572 | ||
573 | /*----------------------------------------------------------------------*/ | |
574 | ||
46d1d5dd | 575 | int lcd_getfgcolor(void) |
8655b6f8 WD |
576 | { |
577 | return lcd_color_fg; | |
578 | } | |
8655b6f8 WD |
579 | |
580 | /*----------------------------------------------------------------------*/ | |
581 | ||
8f47d917 | 582 | static int lcd_getbgcolor(void) |
8655b6f8 WD |
583 | { |
584 | return lcd_color_bg; | |
585 | } | |
586 | ||
8655b6f8 WD |
587 | /************************************************************************/ |
588 | /* ** Chipset depending Bitmap / Logo stuff... */ | |
589 | /************************************************************************/ | |
203c37b8 NK |
590 | static inline ushort *configuration_get_cmap(void) |
591 | { | |
592 | #if defined CONFIG_CPU_PXA | |
593 | struct pxafb_info *fbi = &panel_info.pxa; | |
594 | return (ushort *)fbi->palette; | |
595 | #elif defined(CONFIG_MPC823) | |
596 | immap_t *immr = (immap_t *) CONFIG_SYS_IMMR; | |
597 | cpm8xx_t *cp = &(immr->im_cpm); | |
598 | return (ushort *)&(cp->lcd_cmap[255 * sizeof(ushort)]); | |
599 | #elif defined(CONFIG_ATMEL_LCD) | |
600 | return (ushort *)(panel_info.mmio + ATMEL_LCDC_LUT(0)); | |
d23019f3 AG |
601 | #elif !defined(CONFIG_ATMEL_HLCD) && !defined(CONFIG_EXYNOS_FB) |
602 | return panel_info.cmap; | |
6b035141 | 603 | #elif defined(CONFIG_LCD_LOGO) |
d23019f3 AG |
604 | return bmp_logo_palette; |
605 | #else | |
606 | return NULL; | |
607 | #endif | |
203c37b8 NK |
608 | } |
609 | ||
8655b6f8 | 610 | #ifdef CONFIG_LCD_LOGO |
8f47d917 | 611 | void bitmap_plot(int x, int y) |
8655b6f8 | 612 | { |
39cf4804 | 613 | #ifdef CONFIG_ATMEL_LCD |
203c37b8 | 614 | uint *cmap = (uint *)bmp_logo_palette; |
39cf4804 | 615 | #else |
203c37b8 | 616 | ushort *cmap = (ushort *)bmp_logo_palette; |
39cf4804 | 617 | #endif |
8655b6f8 WD |
618 | ushort i, j; |
619 | uchar *bmap; | |
620 | uchar *fb; | |
621 | ushort *fb16; | |
203c37b8 NK |
622 | #if defined(CONFIG_MPC823) |
623 | immap_t *immr = (immap_t *) CONFIG_SYS_IMMR; | |
624 | cpm8xx_t *cp = &(immr->im_cpm); | |
8655b6f8 | 625 | #endif |
317461c1 | 626 | unsigned bpix = NBITS(panel_info.vl_bpix); |
8655b6f8 | 627 | |
8f47d917 | 628 | debug("Logo: width %d height %d colors %d cmap %d\n", |
8655b6f8 | 629 | BMP_LOGO_WIDTH, BMP_LOGO_HEIGHT, BMP_LOGO_COLORS, |
095407da | 630 | ARRAY_SIZE(bmp_logo_palette)); |
8655b6f8 WD |
631 | |
632 | bmap = &bmp_logo_bitmap[0]; | |
317461c1 | 633 | fb = (uchar *)(lcd_base + y * lcd_line_length + x * bpix / 8); |
8655b6f8 | 634 | |
317461c1 | 635 | if (bpix < 12) { |
203c37b8 NK |
636 | /* Leave room for default color map |
637 | * default case: generic system with no cmap (most likely 16bpp) | |
638 | * cmap was set to the source palette, so no change is done. | |
639 | * This avoids even more ifdefs in the next stanza | |
640 | */ | |
641 | #if defined(CONFIG_MPC823) | |
8f47d917 | 642 | cmap = (ushort *) &(cp->lcd_cmap[BMP_LOGO_OFFSET * sizeof(ushort)]); |
39cf4804 | 643 | #elif defined(CONFIG_ATMEL_LCD) |
203c37b8 | 644 | cmap = (uint *)configuration_get_cmap(); |
acb13868 | 645 | #else |
203c37b8 | 646 | cmap = configuration_get_cmap(); |
8655b6f8 WD |
647 | #endif |
648 | ||
649 | WATCHDOG_RESET(); | |
650 | ||
651 | /* Set color map */ | |
095407da | 652 | for (i = 0; i < ARRAY_SIZE(bmp_logo_palette); ++i) { |
8655b6f8 | 653 | ushort colreg = bmp_logo_palette[i]; |
39cf4804 SP |
654 | #ifdef CONFIG_ATMEL_LCD |
655 | uint lut_entry; | |
656 | #ifdef CONFIG_ATMEL_LCD_BGR555 | |
657 | lut_entry = ((colreg & 0x000F) << 11) | | |
8f47d917 NK |
658 | ((colreg & 0x00F0) << 2) | |
659 | ((colreg & 0x0F00) >> 7); | |
39cf4804 SP |
660 | #else /* CONFIG_ATMEL_LCD_RGB565 */ |
661 | lut_entry = ((colreg & 0x000F) << 1) | | |
8f47d917 NK |
662 | ((colreg & 0x00F0) << 3) | |
663 | ((colreg & 0x0F00) << 4); | |
39cf4804 SP |
664 | #endif |
665 | *(cmap + BMP_LOGO_OFFSET) = lut_entry; | |
666 | cmap++; | |
667 | #else /* !CONFIG_ATMEL_LCD */ | |
6d0f6bcf | 668 | #ifdef CONFIG_SYS_INVERT_COLORS |
8655b6f8 WD |
669 | *cmap++ = 0xffff - colreg; |
670 | #else | |
671 | *cmap++ = colreg; | |
672 | #endif | |
39cf4804 | 673 | #endif /* CONFIG_ATMEL_LCD */ |
8655b6f8 WD |
674 | } |
675 | ||
676 | WATCHDOG_RESET(); | |
677 | ||
8f47d917 NK |
678 | for (i = 0; i < BMP_LOGO_HEIGHT; ++i) { |
679 | memcpy(fb, bmap, BMP_LOGO_WIDTH); | |
8655b6f8 | 680 | bmap += BMP_LOGO_WIDTH; |
6b035141 | 681 | fb += panel_info.vl_col; |
8655b6f8 WD |
682 | } |
683 | } | |
684 | else { /* true color mode */ | |
acb13868 | 685 | u16 col16; |
317461c1 | 686 | fb16 = (ushort *)fb; |
8f47d917 NK |
687 | for (i = 0; i < BMP_LOGO_HEIGHT; ++i) { |
688 | for (j = 0; j < BMP_LOGO_WIDTH; j++) { | |
acb13868 AR |
689 | col16 = bmp_logo_palette[(bmap[j]-16)]; |
690 | fb16[j] = | |
691 | ((col16 & 0x000F) << 1) | | |
692 | ((col16 & 0x00F0) << 3) | | |
693 | ((col16 & 0x0F00) << 4); | |
8655b6f8 WD |
694 | } |
695 | bmap += BMP_LOGO_WIDTH; | |
696 | fb16 += panel_info.vl_col; | |
697 | } | |
698 | } | |
699 | ||
700 | WATCHDOG_RESET(); | |
9a8efc46 | 701 | lcd_sync(); |
8655b6f8 | 702 | } |
2b5cb3d3 AG |
703 | #else |
704 | static inline void bitmap_plot(int x, int y) {} | |
8655b6f8 WD |
705 | #endif /* CONFIG_LCD_LOGO */ |
706 | ||
707 | /*----------------------------------------------------------------------*/ | |
c3517f91 | 708 | #if defined(CONFIG_CMD_BMP) || defined(CONFIG_SPLASH_SCREEN) |
8655b6f8 WD |
709 | /* |
710 | * Display the BMP file located at address bmp_image. | |
711 | * Only uncompressed. | |
712 | */ | |
1ca298ce MW |
713 | |
714 | #ifdef CONFIG_SPLASH_SCREEN_ALIGN | |
715 | #define BMP_ALIGN_CENTER 0x7FFF | |
7c7e280a NK |
716 | |
717 | static void splash_align_axis(int *axis, unsigned long panel_size, | |
718 | unsigned long picture_size) | |
719 | { | |
720 | unsigned long panel_picture_delta = panel_size - picture_size; | |
721 | unsigned long axis_alignment; | |
722 | ||
723 | if (*axis == BMP_ALIGN_CENTER) | |
724 | axis_alignment = panel_picture_delta / 2; | |
725 | else if (*axis < 0) | |
726 | axis_alignment = panel_picture_delta + *axis + 1; | |
727 | else | |
728 | return; | |
729 | ||
730 | *axis = max(0, axis_alignment); | |
731 | } | |
1ca298ce MW |
732 | #endif |
733 | ||
45d7f525 TWHT |
734 | |
735 | #ifdef CONFIG_LCD_BMP_RLE8 | |
736 | ||
737 | #define BMP_RLE8_ESCAPE 0 | |
738 | #define BMP_RLE8_EOL 0 | |
739 | #define BMP_RLE8_EOBMP 1 | |
740 | #define BMP_RLE8_DELTA 2 | |
741 | ||
742 | static void draw_unencoded_bitmap(ushort **fbp, uchar *bmap, ushort *cmap, | |
743 | int cnt) | |
744 | { | |
745 | while (cnt > 0) { | |
746 | *(*fbp)++ = cmap[*bmap++]; | |
747 | cnt--; | |
748 | } | |
749 | } | |
750 | ||
751 | static void draw_encoded_bitmap(ushort **fbp, ushort c, int cnt) | |
752 | { | |
753 | ushort *fb = *fbp; | |
754 | int cnt_8copy = cnt >> 3; | |
755 | ||
756 | cnt -= cnt_8copy << 3; | |
757 | while (cnt_8copy > 0) { | |
758 | *fb++ = c; | |
759 | *fb++ = c; | |
760 | *fb++ = c; | |
761 | *fb++ = c; | |
762 | *fb++ = c; | |
763 | *fb++ = c; | |
764 | *fb++ = c; | |
765 | *fb++ = c; | |
766 | cnt_8copy--; | |
767 | } | |
768 | while (cnt > 0) { | |
769 | *fb++ = c; | |
770 | cnt--; | |
771 | } | |
6b035141 | 772 | *fbp = fb; |
45d7f525 TWHT |
773 | } |
774 | ||
775 | /* | |
6b035141 | 776 | * Do not call this function directly, must be called from lcd_display_bitmap. |
45d7f525 TWHT |
777 | */ |
778 | static void lcd_display_rle8_bitmap(bmp_image_t *bmp, ushort *cmap, uchar *fb, | |
779 | int x_off, int y_off) | |
780 | { | |
781 | uchar *bmap; | |
782 | ulong width, height; | |
783 | ulong cnt, runlen; | |
784 | int x, y; | |
785 | int decode = 1; | |
786 | ||
787 | width = le32_to_cpu(bmp->header.width); | |
788 | height = le32_to_cpu(bmp->header.height); | |
789 | bmap = (uchar *)bmp + le32_to_cpu(bmp->header.data_offset); | |
790 | ||
791 | x = 0; | |
792 | y = height - 1; | |
793 | ||
794 | while (decode) { | |
795 | if (bmap[0] == BMP_RLE8_ESCAPE) { | |
796 | switch (bmap[1]) { | |
797 | case BMP_RLE8_EOL: | |
798 | /* end of line */ | |
799 | bmap += 2; | |
800 | x = 0; | |
801 | y--; | |
802 | /* 16bpix, 2-byte per pixel, width should *2 */ | |
803 | fb -= (width * 2 + lcd_line_length); | |
804 | break; | |
805 | case BMP_RLE8_EOBMP: | |
806 | /* end of bitmap */ | |
807 | decode = 0; | |
808 | break; | |
809 | case BMP_RLE8_DELTA: | |
810 | /* delta run */ | |
811 | x += bmap[2]; | |
812 | y -= bmap[3]; | |
813 | /* 16bpix, 2-byte per pixel, x should *2 */ | |
814 | fb = (uchar *) (lcd_base + (y + y_off - 1) | |
815 | * lcd_line_length + (x + x_off) * 2); | |
816 | bmap += 4; | |
817 | break; | |
818 | default: | |
819 | /* unencoded run */ | |
820 | runlen = bmap[1]; | |
821 | bmap += 2; | |
822 | if (y < height) { | |
823 | if (x < width) { | |
824 | if (x + runlen > width) | |
825 | cnt = width - x; | |
826 | else | |
827 | cnt = runlen; | |
828 | draw_unencoded_bitmap( | |
829 | (ushort **)&fb, | |
830 | bmap, cmap, cnt); | |
831 | } | |
832 | x += runlen; | |
833 | } | |
834 | bmap += runlen; | |
835 | if (runlen & 1) | |
836 | bmap++; | |
837 | } | |
838 | } else { | |
839 | /* encoded run */ | |
840 | if (y < height) { | |
841 | runlen = bmap[0]; | |
842 | if (x < width) { | |
843 | /* aggregate the same code */ | |
844 | while (bmap[0] == 0xff && | |
845 | bmap[2] != BMP_RLE8_ESCAPE && | |
846 | bmap[1] == bmap[3]) { | |
847 | runlen += bmap[2]; | |
848 | bmap += 2; | |
849 | } | |
850 | if (x + runlen > width) | |
851 | cnt = width - x; | |
852 | else | |
853 | cnt = runlen; | |
854 | draw_encoded_bitmap((ushort **)&fb, | |
855 | cmap[bmap[1]], cnt); | |
856 | } | |
857 | x += runlen; | |
858 | } | |
859 | bmap += 2; | |
860 | } | |
861 | } | |
862 | } | |
863 | #endif | |
864 | ||
d23019f3 | 865 | #if defined(CONFIG_MPC823) || defined(CONFIG_MCC200) |
bfdcc65e | 866 | #define FB_PUT_BYTE(fb, from) *(fb)++ = (255 - *(from)++) |
d23019f3 AG |
867 | #else |
868 | #define FB_PUT_BYTE(fb, from) *(fb)++ = *(from)++ | |
bfdcc65e NK |
869 | #endif |
870 | ||
871 | #if defined(CONFIG_BMP_16BPP) | |
872 | #if defined(CONFIG_ATMEL_LCD_BGR555) | |
873 | static inline void fb_put_word(uchar **fb, uchar **from) | |
874 | { | |
875 | *(*fb)++ = (((*from)[0] & 0x1f) << 2) | ((*from)[1] & 0x03); | |
876 | *(*fb)++ = ((*from)[0] & 0xe0) | (((*from)[1] & 0x7c) >> 2); | |
877 | *from += 2; | |
878 | } | |
879 | #else | |
880 | static inline void fb_put_word(uchar **fb, uchar **from) | |
881 | { | |
882 | *(*fb)++ = *(*from)++; | |
883 | *(*fb)++ = *(*from)++; | |
884 | } | |
885 | #endif | |
886 | #endif /* CONFIG_BMP_16BPP */ | |
887 | ||
8655b6f8 WD |
888 | int lcd_display_bitmap(ulong bmp_image, int x, int y) |
889 | { | |
00cc5595 AG |
890 | #if !defined(CONFIG_MCC200) |
891 | ushort *cmap = NULL; | |
892 | #endif | |
893 | ushort *cmap_base = NULL; | |
8655b6f8 WD |
894 | ushort i, j; |
895 | uchar *fb; | |
896 | bmp_image_t *bmp=(bmp_image_t *)bmp_image; | |
897 | uchar *bmap; | |
fecac46c | 898 | ushort padded_width; |
b245e65e | 899 | unsigned long width, height, byte_width; |
e8143e72 | 900 | unsigned long pwidth = panel_info.vl_col; |
b245e65e | 901 | unsigned colors, bpix, bmp_bpix; |
8655b6f8 | 902 | |
6b035141 JH |
903 | if (!bmp || !(bmp->header.signature[0] == 'B' && |
904 | bmp->header.signature[1] == 'M')) { | |
8f47d917 NK |
905 | printf("Error: no valid bmp image at %lx\n", bmp_image); |
906 | ||
8655b6f8 | 907 | return 1; |
b245e65e | 908 | } |
8655b6f8 | 909 | |
8f47d917 NK |
910 | width = le32_to_cpu(bmp->header.width); |
911 | height = le32_to_cpu(bmp->header.height); | |
b245e65e GL |
912 | bmp_bpix = le16_to_cpu(bmp->header.bit_count); |
913 | colors = 1 << bmp_bpix; | |
8655b6f8 WD |
914 | |
915 | bpix = NBITS(panel_info.vl_bpix); | |
916 | ||
6b035141 | 917 | if (bpix != 1 && bpix != 8 && bpix != 16 && bpix != 32) { |
b245e65e GL |
918 | printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n", |
919 | bpix, bmp_bpix); | |
8f47d917 | 920 | |
8655b6f8 WD |
921 | return 1; |
922 | } | |
923 | ||
b245e65e | 924 | /* We support displaying 8bpp BMPs on 16bpp LCDs */ |
dad631cc | 925 | if (bpix != bmp_bpix && !(bmp_bpix == 8 && bpix == 16)) { |
8655b6f8 WD |
926 | printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n", |
927 | bpix, | |
928 | le16_to_cpu(bmp->header.bit_count)); | |
8f47d917 | 929 | |
8655b6f8 WD |
930 | return 1; |
931 | } | |
932 | ||
8f47d917 | 933 | debug("Display-bmp: %d x %d with %d colors\n", |
8655b6f8 WD |
934 | (int)width, (int)height, (int)colors); |
935 | ||
f6414714 WD |
936 | #if !defined(CONFIG_MCC200) |
937 | /* MCC200 LCD doesn't need CMAP, supports 1bpp b&w only */ | |
b245e65e | 938 | if (bmp_bpix == 8) { |
203c37b8 | 939 | cmap = configuration_get_cmap(); |
b245e65e GL |
940 | cmap_base = cmap; |
941 | ||
8655b6f8 | 942 | /* Set color map */ |
8f47d917 | 943 | for (i = 0; i < colors; ++i) { |
8655b6f8 | 944 | bmp_color_table_entry_t cte = bmp->color_table[i]; |
1464eff7 | 945 | #if !defined(CONFIG_ATMEL_LCD) |
8655b6f8 WD |
946 | ushort colreg = |
947 | ( ((cte.red) << 8) & 0xf800) | | |
59d80bf1 WD |
948 | ( ((cte.green) << 3) & 0x07e0) | |
949 | ( ((cte.blue) >> 3) & 0x001f) ; | |
6d0f6bcf | 950 | #ifdef CONFIG_SYS_INVERT_COLORS |
25d6712a | 951 | *cmap = 0xffff - colreg; |
8655b6f8 | 952 | #else |
25d6712a WD |
953 | *cmap = colreg; |
954 | #endif | |
b245e65e | 955 | #if defined(CONFIG_MPC823) |
25d6712a | 956 | cmap--; |
b245e65e GL |
957 | #else |
958 | cmap++; | |
1464eff7 MJ |
959 | #endif |
960 | #else /* CONFIG_ATMEL_LCD */ | |
961 | lcd_setcolreg(i, cte.red, cte.green, cte.blue); | |
8655b6f8 WD |
962 | #endif |
963 | } | |
964 | } | |
f6414714 | 965 | #endif |
8655b6f8 | 966 | |
e8143e72 WD |
967 | /* |
968 | * BMP format for Monochrome assumes that the state of a | |
969 | * pixel is described on a per Bit basis, not per Byte. | |
970 | * So, in case of Monochrome BMP we should align widths | |
971 | * on a byte boundary and convert them from Bit to Byte | |
972 | * units. | |
511d0c72 WD |
973 | * Probably, PXA250 and MPC823 process 1bpp BMP images in |
974 | * their own ways, so make the converting to be MCC200 | |
e8143e72 WD |
975 | * specific. |
976 | */ | |
977 | #if defined(CONFIG_MCC200) | |
8f47d917 | 978 | if (bpix == 1) { |
e8143e72 WD |
979 | width = ((width + 7) & ~7) >> 3; |
980 | x = ((x + 7) & ~7) >> 3; | |
981 | pwidth= ((pwidth + 7) & ~7) >> 3; | |
982 | } | |
983 | #endif | |
984 | ||
6b035141 | 985 | padded_width = (width & 0x3 ? (width & ~0x3) + 4 : width); |
1ca298ce MW |
986 | |
987 | #ifdef CONFIG_SPLASH_SCREEN_ALIGN | |
7c7e280a NK |
988 | splash_align_axis(&x, pwidth, width); |
989 | splash_align_axis(&y, panel_info.vl_row, height); | |
1ca298ce MW |
990 | #endif /* CONFIG_SPLASH_SCREEN_ALIGN */ |
991 | ||
8f47d917 | 992 | if ((x + width) > pwidth) |
e8143e72 | 993 | width = pwidth - x; |
8f47d917 | 994 | if ((y + height) > panel_info.vl_row) |
8655b6f8 WD |
995 | height = panel_info.vl_row - y; |
996 | ||
6b035141 | 997 | bmap = (uchar *) bmp + le32_to_cpu(bmp->header.data_offset); |
8655b6f8 | 998 | fb = (uchar *) (lcd_base + |
8d46d5b1 | 999 | (y + height - 1) * lcd_line_length + x * bpix / 8); |
a303dfb0 | 1000 | |
b245e65e | 1001 | switch (bmp_bpix) { |
a303dfb0 MJ |
1002 | case 1: /* pass through */ |
1003 | case 8: | |
45d7f525 TWHT |
1004 | #ifdef CONFIG_LCD_BMP_RLE8 |
1005 | if (le32_to_cpu(bmp->header.compression) == BMP_BI_RLE8) { | |
1006 | if (bpix != 16) { | |
1007 | /* TODO implement render code for bpix != 16 */ | |
1008 | printf("Error: only support 16 bpix"); | |
1009 | return 1; | |
1010 | } | |
1011 | lcd_display_rle8_bitmap(bmp, cmap_base, fb, x, y); | |
1012 | break; | |
1013 | } | |
1014 | #endif | |
1015 | ||
b245e65e GL |
1016 | if (bpix != 16) |
1017 | byte_width = width; | |
1018 | else | |
1019 | byte_width = width * 2; | |
1020 | ||
a303dfb0 MJ |
1021 | for (i = 0; i < height; ++i) { |
1022 | WATCHDOG_RESET(); | |
b245e65e GL |
1023 | for (j = 0; j < width; j++) { |
1024 | if (bpix != 16) { | |
bfdcc65e | 1025 | FB_PUT_BYTE(fb, bmap); |
b245e65e GL |
1026 | } else { |
1027 | *(uint16_t *)fb = cmap_base[*(bmap++)]; | |
1028 | fb += sizeof(uint16_t) / sizeof(*fb); | |
1029 | } | |
1030 | } | |
fecac46c | 1031 | bmap += (padded_width - width); |
6b035141 | 1032 | fb -= byte_width + lcd_line_length; |
a303dfb0 MJ |
1033 | } |
1034 | break; | |
1035 | ||
1036 | #if defined(CONFIG_BMP_16BPP) | |
1037 | case 16: | |
1038 | for (i = 0; i < height; ++i) { | |
1039 | WATCHDOG_RESET(); | |
bfdcc65e NK |
1040 | for (j = 0; j < width; j++) |
1041 | fb_put_word(&fb, &bmap); | |
1042 | ||
fecac46c | 1043 | bmap += (padded_width - width) * 2; |
6b035141 | 1044 | fb -= width * 2 + lcd_line_length; |
a303dfb0 MJ |
1045 | } |
1046 | break; | |
1047 | #endif /* CONFIG_BMP_16BPP */ | |
1048 | ||
fb6a9aab DL |
1049 | #if defined(CONFIG_BMP_32BPP) |
1050 | case 32: | |
1051 | for (i = 0; i < height; ++i) { | |
1052 | for (j = 0; j < width; j++) { | |
1053 | *(fb++) = *(bmap++); | |
1054 | *(fb++) = *(bmap++); | |
1055 | *(fb++) = *(bmap++); | |
1056 | *(fb++) = *(bmap++); | |
1057 | } | |
6b035141 | 1058 | fb -= lcd_line_length + width * (bpix / 8); |
fb6a9aab DL |
1059 | } |
1060 | break; | |
1061 | #endif /* CONFIG_BMP_32BPP */ | |
a303dfb0 MJ |
1062 | default: |
1063 | break; | |
1064 | }; | |
8655b6f8 | 1065 | |
9a8efc46 | 1066 | lcd_sync(); |
8f47d917 | 1067 | return 0; |
8655b6f8 | 1068 | } |
c3517f91 | 1069 | #endif |
8655b6f8 | 1070 | |
581bb419 NK |
1071 | #ifdef CONFIG_SPLASH_SCREEN_PREPARE |
1072 | static inline int splash_screen_prepare(void) | |
1073 | { | |
1074 | return board_splash_screen_prepare(); | |
1075 | } | |
1076 | #else | |
1077 | static inline int splash_screen_prepare(void) | |
1078 | { | |
1079 | return 0; | |
1080 | } | |
1081 | #endif | |
1082 | ||
8f47d917 | 1083 | static void *lcd_logo(void) |
8655b6f8 | 1084 | { |
8655b6f8 WD |
1085 | #ifdef CONFIG_SPLASH_SCREEN |
1086 | char *s; | |
1087 | ulong addr; | |
1088 | static int do_splash = 1; | |
1089 | ||
1090 | if (do_splash && (s = getenv("splashimage")) != NULL) { | |
1ca298ce | 1091 | int x = 0, y = 0; |
8655b6f8 WD |
1092 | do_splash = 0; |
1093 | ||
581bb419 NK |
1094 | if (splash_screen_prepare()) |
1095 | return (void *)gd->fb_base; | |
1096 | ||
1ca298ce MW |
1097 | addr = simple_strtoul (s, NULL, 16); |
1098 | #ifdef CONFIG_SPLASH_SCREEN_ALIGN | |
8f47d917 NK |
1099 | s = getenv("splashpos"); |
1100 | if (s != NULL) { | |
1ca298ce MW |
1101 | if (s[0] == 'm') |
1102 | x = BMP_ALIGN_CENTER; | |
1103 | else | |
8f47d917 | 1104 | x = simple_strtol(s, NULL, 0); |
1ca298ce | 1105 | |
8f47d917 NK |
1106 | s = strchr(s + 1, ','); |
1107 | if (s != NULL) { | |
1ca298ce MW |
1108 | if (s[1] == 'm') |
1109 | y = BMP_ALIGN_CENTER; | |
1110 | else | |
1111 | y = simple_strtol (s + 1, NULL, 0); | |
1112 | } | |
1113 | } | |
1114 | #endif /* CONFIG_SPLASH_SCREEN_ALIGN */ | |
1115 | ||
d3a555ed | 1116 | if (bmp_display(addr, x, y) == 0) |
8f47d917 | 1117 | return (void *)lcd_base; |
8655b6f8 WD |
1118 | } |
1119 | #endif /* CONFIG_SPLASH_SCREEN */ | |
1120 | ||
2b5cb3d3 | 1121 | bitmap_plot(0, 0); |
8655b6f8 | 1122 | |
6b59e03e HS |
1123 | #ifdef CONFIG_LCD_INFO |
1124 | console_col = LCD_INFO_X / VIDEO_FONT_WIDTH; | |
1125 | console_row = LCD_INFO_Y / VIDEO_FONT_HEIGHT; | |
1126 | lcd_show_board_info(); | |
1127 | #endif /* CONFIG_LCD_INFO */ | |
39cf4804 | 1128 | |
88804d19 | 1129 | #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) |
8f47d917 | 1130 | return (void *)((ulong)lcd_base + BMP_LOGO_HEIGHT * lcd_line_length); |
8655b6f8 | 1131 | #else |
8f47d917 | 1132 | return (void *)lcd_base; |
6b035141 | 1133 | #endif /* CONFIG_LCD_LOGO && !defined(CONFIG_LCD_INFO_BELOW_LOGO) */ |
8655b6f8 WD |
1134 | } |
1135 | ||
c0880485 NK |
1136 | #ifdef CONFIG_SPLASHIMAGE_GUARD |
1137 | static int on_splashimage(const char *name, const char *value, enum env_op op, | |
1138 | int flags) | |
1139 | { | |
1140 | ulong addr; | |
1141 | int aligned; | |
1142 | ||
1143 | if (op == env_op_delete) | |
1144 | return 0; | |
1145 | ||
1146 | addr = simple_strtoul(value, NULL, 16); | |
1147 | /* See README.displaying-bmps */ | |
1148 | aligned = (addr % 4 == 2); | |
1149 | if (!aligned) { | |
1150 | printf("Invalid splashimage value. Value must be 16 bit aligned, but not 32 bit aligned\n"); | |
1151 | return -1; | |
1152 | } | |
1153 | ||
1154 | return 0; | |
1155 | } | |
1156 | ||
1157 | U_BOOT_ENV_CALLBACK(splashimage, on_splashimage); | |
1158 | #endif | |
1159 | ||
395166cf VB |
1160 | void lcd_position_cursor(unsigned col, unsigned row) |
1161 | { | |
1162 | console_col = min(col, CONSOLE_COLS - 1); | |
1163 | console_row = min(row, CONSOLE_ROWS - 1); | |
1164 | } | |
1165 | ||
1166 | int lcd_get_pixel_width(void) | |
1167 | { | |
1168 | return panel_info.vl_col; | |
1169 | } | |
1170 | ||
1171 | int lcd_get_pixel_height(void) | |
1172 | { | |
1173 | return panel_info.vl_row; | |
1174 | } | |
1175 | ||
1176 | int lcd_get_screen_rows(void) | |
1177 | { | |
1178 | return CONSOLE_ROWS; | |
1179 | } | |
1180 | ||
1181 | int lcd_get_screen_columns(void) | |
1182 | { | |
1183 | return CONSOLE_COLS; | |
1184 | } |