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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 | ||
6a195d2d SW |
60 | #if defined(CONFIG_LCD_DT_SIMPLEFB) |
61 | #include <libfdt.h> | |
62 | #endif | |
63 | ||
8655b6f8 WD |
64 | /************************************************************************/ |
65 | /* ** FONT DATA */ | |
66 | /************************************************************************/ | |
67 | #include <video_font.h> /* Get font data, width and height */ | |
d3983ee8 | 68 | #include <video_font_data.h> |
8655b6f8 | 69 | |
88804d19 WD |
70 | /************************************************************************/ |
71 | /* ** LOGO DATA */ | |
72 | /************************************************************************/ | |
73 | #ifdef CONFIG_LCD_LOGO | |
74 | # include <bmp_logo.h> /* Get logo data, width and height */ | |
c270730f | 75 | # include <bmp_logo_data.h> |
acb13868 | 76 | # if (CONSOLE_COLOR_WHITE >= BMP_LOGO_OFFSET) && (LCD_BPP != LCD_COLOR16) |
88804d19 WD |
77 | # error Default Color Map overlaps with Logo Color Map |
78 | # endif | |
79 | #endif | |
8655b6f8 | 80 | |
676d319e SG |
81 | #ifndef CONFIG_LCD_ALIGNMENT |
82 | #define CONFIG_LCD_ALIGNMENT PAGE_SIZE | |
83 | #endif | |
84 | ||
0d89efef SG |
85 | /* By default we scroll by a single line */ |
86 | #ifndef CONFIG_CONSOLE_SCROLL_LINES | |
87 | #define CONFIG_CONSOLE_SCROLL_LINES 1 | |
88 | #endif | |
89 | ||
a5796c51 JH |
90 | /************************************************************************/ |
91 | /* ** CONSOLE DEFINITIONS & FUNCTIONS */ | |
92 | /************************************************************************/ | |
93 | #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) | |
94 | # define CONSOLE_ROWS ((panel_info.vl_row-BMP_LOGO_HEIGHT) \ | |
95 | / VIDEO_FONT_HEIGHT) | |
96 | #else | |
97 | # define CONSOLE_ROWS (panel_info.vl_row / VIDEO_FONT_HEIGHT) | |
98 | #endif | |
99 | ||
100 | #define CONSOLE_COLS (panel_info.vl_col / VIDEO_FONT_WIDTH) | |
101 | #define CONSOLE_ROW_SIZE (VIDEO_FONT_HEIGHT * lcd_line_length) | |
102 | #define CONSOLE_ROW_FIRST lcd_console_address | |
103 | #define CONSOLE_ROW_SECOND (lcd_console_address + CONSOLE_ROW_SIZE) | |
104 | #define CONSOLE_ROW_LAST (lcd_console_address + CONSOLE_SIZE \ | |
105 | - CONSOLE_ROW_SIZE) | |
106 | #define CONSOLE_SIZE (CONSOLE_ROW_SIZE * CONSOLE_ROWS) | |
107 | #define CONSOLE_SCROLL_SIZE (CONSOLE_SIZE - CONSOLE_ROW_SIZE) | |
d87080b7 | 108 | |
a5796c51 JH |
109 | #if LCD_BPP == LCD_MONOCHROME |
110 | # define COLOR_MASK(c) ((c) | (c) << 1 | (c) << 2 | (c) << 3 | \ | |
111 | (c) << 4 | (c) << 5 | (c) << 6 | (c) << 7) | |
112 | #elif (LCD_BPP == LCD_COLOR8) || (LCD_BPP == LCD_COLOR16) | |
113 | # define COLOR_MASK(c) (c) | |
114 | #else | |
115 | # error Unsupported LCD BPP. | |
116 | #endif | |
117 | ||
d87080b7 | 118 | DECLARE_GLOBAL_DATA_PTR; |
8655b6f8 | 119 | |
8f47d917 NK |
120 | static void lcd_drawchars(ushort x, ushort y, uchar *str, int count); |
121 | static inline void lcd_puts_xy(ushort x, ushort y, uchar *s); | |
122 | static inline void lcd_putc_xy(ushort x, ushort y, uchar c); | |
8655b6f8 | 123 | |
8f47d917 | 124 | static int lcd_init(void *lcdbase); |
8655b6f8 | 125 | |
6b035141 | 126 | static void *lcd_logo(void); |
8655b6f8 | 127 | |
8f47d917 NK |
128 | static int lcd_getbgcolor(void); |
129 | static void lcd_setfgcolor(int color); | |
130 | static void lcd_setbgcolor(int color); | |
8655b6f8 | 131 | |
46d1d5dd WD |
132 | static int lcd_color_fg; |
133 | static int lcd_color_bg; | |
f1d205a1 | 134 | int lcd_line_length; |
46d1d5dd | 135 | |
8655b6f8 | 136 | char lcd_is_enabled = 0; |
8655b6f8 | 137 | |
f1d205a1 JH |
138 | static short console_col; |
139 | static short console_row; | |
9a8efc46 | 140 | |
f1d205a1 | 141 | static void *lcd_console_address; |
00a0ca59 | 142 | static void *lcd_base; /* Start of framebuffer memory */ |
9a8efc46 | 143 | |
9a8efc46 | 144 | static char lcd_flush_dcache; /* 1 to flush dcache after each lcd update */ |
8655b6f8 WD |
145 | |
146 | /************************************************************************/ | |
147 | ||
9a8efc46 SG |
148 | /* Flush LCD activity to the caches */ |
149 | void lcd_sync(void) | |
150 | { | |
151 | /* | |
152 | * flush_dcache_range() is declared in common.h but it seems that some | |
153 | * architectures do not actually implement it. Is there a way to find | |
154 | * out whether it exists? For now, ARM is safe. | |
155 | */ | |
156 | #if defined(CONFIG_ARM) && !defined(CONFIG_SYS_DCACHE_OFF) | |
157 | int line_length; | |
158 | ||
159 | if (lcd_flush_dcache) | |
160 | flush_dcache_range((u32)lcd_base, | |
161 | (u32)(lcd_base + lcd_get_size(&line_length))); | |
162 | #endif | |
163 | } | |
164 | ||
165 | void lcd_set_flush_dcache(int flush) | |
166 | { | |
167 | lcd_flush_dcache = (flush != 0); | |
168 | } | |
169 | ||
8655b6f8 WD |
170 | /*----------------------------------------------------------------------*/ |
171 | ||
8f47d917 | 172 | static void console_scrollup(void) |
8655b6f8 | 173 | { |
0d89efef SG |
174 | const int rows = CONFIG_CONSOLE_SCROLL_LINES; |
175 | ||
176 | /* Copy up rows ignoring those that will be overwritten */ | |
177 | memcpy(CONSOLE_ROW_FIRST, | |
178 | lcd_console_address + CONSOLE_ROW_SIZE * rows, | |
179 | CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows); | |
180 | ||
181 | /* Clear the last rows */ | |
182 | memset(lcd_console_address + CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows, | |
183 | COLOR_MASK(lcd_color_bg), | |
6b035141 | 184 | CONSOLE_ROW_SIZE * rows); |
8655b6f8 | 185 | |
9a8efc46 | 186 | lcd_sync(); |
0d89efef | 187 | console_row -= rows; |
8655b6f8 WD |
188 | } |
189 | ||
190 | /*----------------------------------------------------------------------*/ | |
191 | ||
8f47d917 | 192 | static inline void console_back(void) |
8655b6f8 WD |
193 | { |
194 | if (--console_col < 0) { | |
195 | console_col = CONSOLE_COLS-1 ; | |
6b035141 | 196 | if (--console_row < 0) |
8655b6f8 | 197 | console_row = 0; |
8655b6f8 WD |
198 | } |
199 | ||
8f47d917 NK |
200 | lcd_putc_xy(console_col * VIDEO_FONT_WIDTH, |
201 | console_row * VIDEO_FONT_HEIGHT, ' '); | |
8655b6f8 WD |
202 | } |
203 | ||
204 | /*----------------------------------------------------------------------*/ | |
205 | ||
8f47d917 | 206 | static inline void console_newline(void) |
8655b6f8 | 207 | { |
8655b6f8 WD |
208 | console_col = 0; |
209 | ||
210 | /* Check if we need to scroll the terminal */ | |
6b035141 | 211 | if (++console_row >= CONSOLE_ROWS) |
8f47d917 | 212 | console_scrollup(); |
6b035141 | 213 | else |
9a8efc46 | 214 | lcd_sync(); |
8655b6f8 WD |
215 | } |
216 | ||
217 | /*----------------------------------------------------------------------*/ | |
218 | ||
8f47d917 | 219 | void lcd_putc(const char c) |
8655b6f8 WD |
220 | { |
221 | if (!lcd_is_enabled) { | |
222 | serial_putc(c); | |
8f47d917 | 223 | |
8655b6f8 WD |
224 | return; |
225 | } | |
226 | ||
227 | switch (c) { | |
8f47d917 NK |
228 | case '\r': |
229 | console_col = 0; | |
8655b6f8 | 230 | |
8f47d917 NK |
231 | return; |
232 | case '\n': | |
233 | console_newline(); | |
8655b6f8 | 234 | |
8f47d917 | 235 | return; |
8655b6f8 | 236 | case '\t': /* Tab (8 chars alignment) */ |
8f47d917 NK |
237 | console_col += 8; |
238 | console_col &= ~7; | |
8655b6f8 | 239 | |
8f47d917 NK |
240 | if (console_col >= CONSOLE_COLS) |
241 | console_newline(); | |
8655b6f8 | 242 | |
8f47d917 NK |
243 | return; |
244 | case '\b': | |
245 | console_back(); | |
8655b6f8 | 246 | |
8f47d917 NK |
247 | return; |
248 | default: | |
249 | lcd_putc_xy(console_col * VIDEO_FONT_WIDTH, | |
250 | console_row * VIDEO_FONT_HEIGHT, c); | |
251 | if (++console_col >= CONSOLE_COLS) | |
252 | console_newline(); | |
8655b6f8 | 253 | } |
8655b6f8 WD |
254 | } |
255 | ||
256 | /*----------------------------------------------------------------------*/ | |
257 | ||
8f47d917 | 258 | void lcd_puts(const char *s) |
8655b6f8 WD |
259 | { |
260 | if (!lcd_is_enabled) { | |
8f47d917 NK |
261 | serial_puts(s); |
262 | ||
8655b6f8 WD |
263 | return; |
264 | } | |
265 | ||
6b035141 | 266 | while (*s) |
8f47d917 | 267 | lcd_putc(*s++); |
6b035141 | 268 | |
9a8efc46 | 269 | lcd_sync(); |
8655b6f8 WD |
270 | } |
271 | ||
15b17ab5 HS |
272 | /*----------------------------------------------------------------------*/ |
273 | ||
274 | void lcd_printf(const char *fmt, ...) | |
275 | { | |
276 | va_list args; | |
277 | char buf[CONFIG_SYS_PBSIZE]; | |
278 | ||
279 | va_start(args, fmt); | |
280 | vsprintf(buf, fmt, args); | |
281 | va_end(args); | |
282 | ||
283 | lcd_puts(buf); | |
284 | } | |
285 | ||
8655b6f8 WD |
286 | /************************************************************************/ |
287 | /* ** Low-Level Graphics Routines */ | |
288 | /************************************************************************/ | |
289 | ||
8f47d917 | 290 | static void lcd_drawchars(ushort x, ushort y, uchar *str, int count) |
8655b6f8 WD |
291 | { |
292 | uchar *dest; | |
be547c6d MV |
293 | ushort row; |
294 | ||
0f999c49 AG |
295 | #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) |
296 | y += BMP_LOGO_HEIGHT; | |
297 | #endif | |
298 | ||
be547c6d MV |
299 | #if LCD_BPP == LCD_MONOCHROME |
300 | ushort off = x * (1 << LCD_BPP) % 8; | |
301 | #endif | |
8655b6f8 WD |
302 | |
303 | dest = (uchar *)(lcd_base + y * lcd_line_length + x * (1 << LCD_BPP) / 8); | |
8655b6f8 | 304 | |
8f47d917 | 305 | for (row = 0; row < VIDEO_FONT_HEIGHT; ++row, dest += lcd_line_length) { |
8655b6f8 | 306 | uchar *s = str; |
8655b6f8 | 307 | int i; |
acb13868 AR |
308 | #if LCD_BPP == LCD_COLOR16 |
309 | ushort *d = (ushort *)dest; | |
310 | #else | |
311 | uchar *d = dest; | |
312 | #endif | |
8655b6f8 WD |
313 | |
314 | #if LCD_BPP == LCD_MONOCHROME | |
6b035141 | 315 | uchar rest = *d & -(1 << (8 - off)); |
8655b6f8 WD |
316 | uchar sym; |
317 | #endif | |
8f47d917 | 318 | for (i = 0; i < count; ++i) { |
8655b6f8 WD |
319 | uchar c, bits; |
320 | ||
321 | c = *s++; | |
322 | bits = video_fontdata[c * VIDEO_FONT_HEIGHT + row]; | |
323 | ||
324 | #if LCD_BPP == LCD_MONOCHROME | |
325 | sym = (COLOR_MASK(lcd_color_fg) & bits) | | |
8f47d917 | 326 | (COLOR_MASK(lcd_color_bg) & ~bits); |
8655b6f8 WD |
327 | |
328 | *d++ = rest | (sym >> off); | |
329 | rest = sym << (8-off); | |
330 | #elif LCD_BPP == LCD_COLOR8 | |
8f47d917 | 331 | for (c = 0; c < 8; ++c) { |
8655b6f8 WD |
332 | *d++ = (bits & 0x80) ? |
333 | lcd_color_fg : lcd_color_bg; | |
334 | bits <<= 1; | |
335 | } | |
336 | #elif LCD_BPP == LCD_COLOR16 | |
8f47d917 | 337 | for (c = 0; c < 8; ++c) { |
8655b6f8 WD |
338 | *d++ = (bits & 0x80) ? |
339 | lcd_color_fg : lcd_color_bg; | |
340 | bits <<= 1; | |
341 | } | |
342 | #endif | |
343 | } | |
344 | #if LCD_BPP == LCD_MONOCHROME | |
6b035141 | 345 | *d = rest | (*d & ((1 << (8 - off)) - 1)); |
8655b6f8 WD |
346 | #endif |
347 | } | |
348 | } | |
349 | ||
350 | /*----------------------------------------------------------------------*/ | |
351 | ||
8f47d917 | 352 | static inline void lcd_puts_xy(ushort x, ushort y, uchar *s) |
8655b6f8 | 353 | { |
0f999c49 | 354 | lcd_drawchars(x, y, s, strlen((char *)s)); |
8655b6f8 WD |
355 | } |
356 | ||
357 | /*----------------------------------------------------------------------*/ | |
358 | ||
8f47d917 | 359 | static inline void lcd_putc_xy(ushort x, ushort y, uchar c) |
8655b6f8 | 360 | { |
0f999c49 | 361 | lcd_drawchars(x, y, &c, 1); |
8655b6f8 WD |
362 | } |
363 | ||
364 | /************************************************************************/ | |
365 | /** Small utility to check that you got the colours right */ | |
366 | /************************************************************************/ | |
367 | #ifdef LCD_TEST_PATTERN | |
368 | ||
369 | #define N_BLK_VERT 2 | |
370 | #define N_BLK_HOR 3 | |
371 | ||
6b035141 | 372 | static int test_colors[N_BLK_HOR * N_BLK_VERT] = { |
8655b6f8 WD |
373 | CONSOLE_COLOR_RED, CONSOLE_COLOR_GREEN, CONSOLE_COLOR_YELLOW, |
374 | CONSOLE_COLOR_BLUE, CONSOLE_COLOR_MAGENTA, CONSOLE_COLOR_CYAN, | |
375 | }; | |
376 | ||
8f47d917 | 377 | static void test_pattern(void) |
8655b6f8 WD |
378 | { |
379 | ushort v_max = panel_info.vl_row; | |
380 | ushort h_max = panel_info.vl_col; | |
381 | ushort v_step = (v_max + N_BLK_VERT - 1) / N_BLK_VERT; | |
382 | ushort h_step = (h_max + N_BLK_HOR - 1) / N_BLK_HOR; | |
383 | ushort v, h; | |
384 | uchar *pix = (uchar *)lcd_base; | |
385 | ||
8f47d917 | 386 | printf("[LCD] Test Pattern: %d x %d [%d x %d]\n", |
8655b6f8 WD |
387 | h_max, v_max, h_step, v_step); |
388 | ||
389 | /* WARNING: Code silently assumes 8bit/pixel */ | |
8f47d917 | 390 | for (v = 0; v < v_max; ++v) { |
8655b6f8 | 391 | uchar iy = v / v_step; |
8f47d917 | 392 | for (h = 0; h < h_max; ++h) { |
6b035141 | 393 | uchar ix = N_BLK_HOR * iy + h / h_step; |
8655b6f8 WD |
394 | *pix++ = test_colors[ix]; |
395 | } | |
396 | } | |
397 | } | |
398 | #endif /* LCD_TEST_PATTERN */ | |
399 | ||
400 | ||
401 | /************************************************************************/ | |
402 | /* ** GENERIC Initialization Routines */ | |
403 | /************************************************************************/ | |
404 | ||
676d319e SG |
405 | int lcd_get_size(int *line_length) |
406 | { | |
407 | *line_length = (panel_info.vl_col * NBITS(panel_info.vl_bpix)) / 8; | |
408 | return *line_length * panel_info.vl_row; | |
409 | } | |
410 | ||
6b035141 | 411 | int drv_lcd_init(void) |
8655b6f8 | 412 | { |
52cb4d4f | 413 | struct stdio_dev lcddev; |
8655b6f8 WD |
414 | int rc; |
415 | ||
6b035141 | 416 | lcd_base = (void *) gd->fb_base; |
8655b6f8 | 417 | |
8f47d917 | 418 | lcd_init(lcd_base); /* LCD initialization */ |
8655b6f8 WD |
419 | |
420 | /* Device initialization */ | |
8f47d917 | 421 | memset(&lcddev, 0, sizeof(lcddev)); |
8655b6f8 | 422 | |
8f47d917 | 423 | strcpy(lcddev.name, "lcd"); |
8655b6f8 WD |
424 | lcddev.ext = 0; /* No extensions */ |
425 | lcddev.flags = DEV_FLAGS_OUTPUT; /* Output only */ | |
426 | lcddev.putc = lcd_putc; /* 'putc' function */ | |
427 | lcddev.puts = lcd_puts; /* 'puts' function */ | |
428 | ||
6b035141 | 429 | rc = stdio_register(&lcddev); |
8655b6f8 WD |
430 | |
431 | return (rc == 0) ? 1 : rc; | |
432 | } | |
433 | ||
434 | /*----------------------------------------------------------------------*/ | |
02110903 | 435 | void lcd_clear(void) |
8655b6f8 WD |
436 | { |
437 | #if LCD_BPP == LCD_MONOCHROME | |
438 | /* Setting the palette */ | |
439 | lcd_initcolregs(); | |
440 | ||
441 | #elif LCD_BPP == LCD_COLOR8 | |
442 | /* Setting the palette */ | |
8f47d917 NK |
443 | lcd_setcolreg(CONSOLE_COLOR_BLACK, 0, 0, 0); |
444 | lcd_setcolreg(CONSOLE_COLOR_RED, 0xFF, 0, 0); | |
445 | lcd_setcolreg(CONSOLE_COLOR_GREEN, 0, 0xFF, 0); | |
446 | lcd_setcolreg(CONSOLE_COLOR_YELLOW, 0xFF, 0xFF, 0); | |
447 | lcd_setcolreg(CONSOLE_COLOR_BLUE, 0, 0, 0xFF); | |
448 | lcd_setcolreg(CONSOLE_COLOR_MAGENTA, 0xFF, 0, 0xFF); | |
449 | lcd_setcolreg(CONSOLE_COLOR_CYAN, 0, 0xFF, 0xFF); | |
450 | lcd_setcolreg(CONSOLE_COLOR_GREY, 0xAA, 0xAA, 0xAA); | |
451 | lcd_setcolreg(CONSOLE_COLOR_WHITE, 0xFF, 0xFF, 0xFF); | |
8655b6f8 WD |
452 | #endif |
453 | ||
6d0f6bcf | 454 | #ifndef CONFIG_SYS_WHITE_ON_BLACK |
8f47d917 NK |
455 | lcd_setfgcolor(CONSOLE_COLOR_BLACK); |
456 | lcd_setbgcolor(CONSOLE_COLOR_WHITE); | |
8655b6f8 | 457 | #else |
8f47d917 NK |
458 | lcd_setfgcolor(CONSOLE_COLOR_WHITE); |
459 | lcd_setbgcolor(CONSOLE_COLOR_BLACK); | |
6d0f6bcf | 460 | #endif /* CONFIG_SYS_WHITE_ON_BLACK */ |
8655b6f8 WD |
461 | |
462 | #ifdef LCD_TEST_PATTERN | |
463 | test_pattern(); | |
464 | #else | |
465 | /* set framebuffer to background color */ | |
8f47d917 | 466 | memset((char *)lcd_base, |
8655b6f8 | 467 | COLOR_MASK(lcd_getbgcolor()), |
6b035141 | 468 | lcd_line_length * panel_info.vl_row); |
8655b6f8 WD |
469 | #endif |
470 | /* Paint the logo and retrieve LCD base address */ | |
8f47d917 | 471 | debug("[LCD] Drawing the logo...\n"); |
6b035141 | 472 | lcd_console_address = lcd_logo(); |
8655b6f8 WD |
473 | |
474 | console_col = 0; | |
475 | console_row = 0; | |
9a8efc46 SG |
476 | lcd_sync(); |
477 | } | |
478 | ||
479 | static int do_lcd_clear(cmd_tbl_t *cmdtp, int flag, int argc, | |
480 | char *const argv[]) | |
481 | { | |
482 | lcd_clear(); | |
483 | return 0; | |
8655b6f8 WD |
484 | } |
485 | ||
486 | U_BOOT_CMD( | |
02110903 | 487 | cls, 1, 1, do_lcd_clear, |
2fb2604d | 488 | "clear screen", |
a89c33db | 489 | "" |
8655b6f8 WD |
490 | ); |
491 | ||
492 | /*----------------------------------------------------------------------*/ | |
493 | ||
8f47d917 | 494 | static int lcd_init(void *lcdbase) |
8655b6f8 WD |
495 | { |
496 | /* Initialize the lcd controller */ | |
8f47d917 | 497 | debug("[LCD] Initializing LCD frambuffer at %p\n", lcdbase); |
8655b6f8 | 498 | |
8f47d917 | 499 | lcd_ctrl_init(lcdbase); |
1d3dea12 AG |
500 | |
501 | /* | |
502 | * lcd_ctrl_init() of some drivers (i.e. bcm2835 on rpi_b) ignores | |
503 | * the 'lcdbase' argument and uses custom lcd base address | |
504 | * by setting up gd->fb_base. Check for this condition and fixup | |
505 | * 'lcd_base' address. | |
506 | */ | |
507 | if ((unsigned long)lcdbase != gd->fb_base) | |
508 | lcd_base = (void *)gd->fb_base; | |
509 | ||
510 | debug("[LCD] Using LCD frambuffer at %p\n", lcd_base); | |
511 | ||
6d330719 SW |
512 | lcd_get_size(&lcd_line_length); |
513 | lcd_line_length = (panel_info.vl_col * NBITS(panel_info.vl_bpix)) / 8; | |
6f93d2b8 | 514 | lcd_is_enabled = 1; |
02110903 | 515 | lcd_clear(); |
6b035141 | 516 | lcd_enable(); |
8655b6f8 WD |
517 | |
518 | /* Initialize the console */ | |
519 | console_col = 0; | |
88804d19 | 520 | #ifdef CONFIG_LCD_INFO_BELOW_LOGO |
8655b6f8 WD |
521 | console_row = 7 + BMP_LOGO_HEIGHT / VIDEO_FONT_HEIGHT; |
522 | #else | |
523 | console_row = 1; /* leave 1 blank line below logo */ | |
524 | #endif | |
8655b6f8 WD |
525 | |
526 | return 0; | |
527 | } | |
528 | ||
529 | ||
530 | /************************************************************************/ | |
531 | /* ** ROM capable initialization part - needed to reserve FB memory */ | |
532 | /************************************************************************/ | |
533 | /* | |
534 | * This is called early in the system initialization to grab memory | |
535 | * for the LCD controller. | |
536 | * Returns new address for monitor, after reserving LCD buffer memory | |
537 | * | |
538 | * Note that this is running from ROM, so no write access to global data. | |
539 | */ | |
8f47d917 | 540 | ulong lcd_setmem(ulong addr) |
8655b6f8 WD |
541 | { |
542 | ulong size; | |
676d319e | 543 | int line_length; |
8655b6f8 | 544 | |
8f47d917 NK |
545 | debug("LCD panel info: %d x %d, %d bit/pix\n", panel_info.vl_col, |
546 | panel_info.vl_row, NBITS(panel_info.vl_bpix)); | |
8655b6f8 | 547 | |
676d319e | 548 | size = lcd_get_size(&line_length); |
8655b6f8 | 549 | |
676d319e SG |
550 | /* Round up to nearest full page, or MMU section if defined */ |
551 | size = ALIGN(size, CONFIG_LCD_ALIGNMENT); | |
552 | addr = ALIGN(addr - CONFIG_LCD_ALIGNMENT + 1, CONFIG_LCD_ALIGNMENT); | |
8655b6f8 WD |
553 | |
554 | /* Allocate pages for the frame buffer. */ | |
555 | addr -= size; | |
556 | ||
6b035141 JH |
557 | debug("Reserving %ldk for LCD Framebuffer at: %08lx\n", |
558 | size >> 10, addr); | |
8655b6f8 | 559 | |
8f47d917 | 560 | return addr; |
8655b6f8 WD |
561 | } |
562 | ||
563 | /*----------------------------------------------------------------------*/ | |
564 | ||
8f47d917 | 565 | static void lcd_setfgcolor(int color) |
8655b6f8 | 566 | { |
39cf4804 | 567 | lcd_color_fg = color; |
8655b6f8 WD |
568 | } |
569 | ||
570 | /*----------------------------------------------------------------------*/ | |
571 | ||
8f47d917 | 572 | static void lcd_setbgcolor(int color) |
8655b6f8 | 573 | { |
39cf4804 | 574 | lcd_color_bg = color; |
8655b6f8 WD |
575 | } |
576 | ||
577 | /*----------------------------------------------------------------------*/ | |
578 | ||
46d1d5dd | 579 | int lcd_getfgcolor(void) |
8655b6f8 WD |
580 | { |
581 | return lcd_color_fg; | |
582 | } | |
8655b6f8 WD |
583 | |
584 | /*----------------------------------------------------------------------*/ | |
585 | ||
8f47d917 | 586 | static int lcd_getbgcolor(void) |
8655b6f8 WD |
587 | { |
588 | return lcd_color_bg; | |
589 | } | |
590 | ||
8655b6f8 WD |
591 | /************************************************************************/ |
592 | /* ** Chipset depending Bitmap / Logo stuff... */ | |
593 | /************************************************************************/ | |
203c37b8 NK |
594 | static inline ushort *configuration_get_cmap(void) |
595 | { | |
596 | #if defined CONFIG_CPU_PXA | |
597 | struct pxafb_info *fbi = &panel_info.pxa; | |
598 | return (ushort *)fbi->palette; | |
599 | #elif defined(CONFIG_MPC823) | |
600 | immap_t *immr = (immap_t *) CONFIG_SYS_IMMR; | |
601 | cpm8xx_t *cp = &(immr->im_cpm); | |
602 | return (ushort *)&(cp->lcd_cmap[255 * sizeof(ushort)]); | |
603 | #elif defined(CONFIG_ATMEL_LCD) | |
604 | return (ushort *)(panel_info.mmio + ATMEL_LCDC_LUT(0)); | |
d23019f3 AG |
605 | #elif !defined(CONFIG_ATMEL_HLCD) && !defined(CONFIG_EXYNOS_FB) |
606 | return panel_info.cmap; | |
6b035141 | 607 | #elif defined(CONFIG_LCD_LOGO) |
d23019f3 AG |
608 | return bmp_logo_palette; |
609 | #else | |
610 | return NULL; | |
611 | #endif | |
203c37b8 NK |
612 | } |
613 | ||
8655b6f8 | 614 | #ifdef CONFIG_LCD_LOGO |
8f47d917 | 615 | void bitmap_plot(int x, int y) |
8655b6f8 | 616 | { |
39cf4804 | 617 | #ifdef CONFIG_ATMEL_LCD |
203c37b8 | 618 | uint *cmap = (uint *)bmp_logo_palette; |
39cf4804 | 619 | #else |
203c37b8 | 620 | ushort *cmap = (ushort *)bmp_logo_palette; |
39cf4804 | 621 | #endif |
8655b6f8 WD |
622 | ushort i, j; |
623 | uchar *bmap; | |
624 | uchar *fb; | |
625 | ushort *fb16; | |
203c37b8 NK |
626 | #if defined(CONFIG_MPC823) |
627 | immap_t *immr = (immap_t *) CONFIG_SYS_IMMR; | |
628 | cpm8xx_t *cp = &(immr->im_cpm); | |
8655b6f8 | 629 | #endif |
317461c1 | 630 | unsigned bpix = NBITS(panel_info.vl_bpix); |
8655b6f8 | 631 | |
8f47d917 | 632 | debug("Logo: width %d height %d colors %d cmap %d\n", |
8655b6f8 | 633 | BMP_LOGO_WIDTH, BMP_LOGO_HEIGHT, BMP_LOGO_COLORS, |
095407da | 634 | ARRAY_SIZE(bmp_logo_palette)); |
8655b6f8 WD |
635 | |
636 | bmap = &bmp_logo_bitmap[0]; | |
317461c1 | 637 | fb = (uchar *)(lcd_base + y * lcd_line_length + x * bpix / 8); |
8655b6f8 | 638 | |
317461c1 | 639 | if (bpix < 12) { |
203c37b8 NK |
640 | /* Leave room for default color map |
641 | * default case: generic system with no cmap (most likely 16bpp) | |
642 | * cmap was set to the source palette, so no change is done. | |
643 | * This avoids even more ifdefs in the next stanza | |
644 | */ | |
645 | #if defined(CONFIG_MPC823) | |
8f47d917 | 646 | cmap = (ushort *) &(cp->lcd_cmap[BMP_LOGO_OFFSET * sizeof(ushort)]); |
39cf4804 | 647 | #elif defined(CONFIG_ATMEL_LCD) |
203c37b8 | 648 | cmap = (uint *)configuration_get_cmap(); |
acb13868 | 649 | #else |
203c37b8 | 650 | cmap = configuration_get_cmap(); |
8655b6f8 WD |
651 | #endif |
652 | ||
653 | WATCHDOG_RESET(); | |
654 | ||
655 | /* Set color map */ | |
095407da | 656 | for (i = 0; i < ARRAY_SIZE(bmp_logo_palette); ++i) { |
8655b6f8 | 657 | ushort colreg = bmp_logo_palette[i]; |
39cf4804 SP |
658 | #ifdef CONFIG_ATMEL_LCD |
659 | uint lut_entry; | |
660 | #ifdef CONFIG_ATMEL_LCD_BGR555 | |
661 | lut_entry = ((colreg & 0x000F) << 11) | | |
8f47d917 NK |
662 | ((colreg & 0x00F0) << 2) | |
663 | ((colreg & 0x0F00) >> 7); | |
39cf4804 SP |
664 | #else /* CONFIG_ATMEL_LCD_RGB565 */ |
665 | lut_entry = ((colreg & 0x000F) << 1) | | |
8f47d917 NK |
666 | ((colreg & 0x00F0) << 3) | |
667 | ((colreg & 0x0F00) << 4); | |
39cf4804 SP |
668 | #endif |
669 | *(cmap + BMP_LOGO_OFFSET) = lut_entry; | |
670 | cmap++; | |
671 | #else /* !CONFIG_ATMEL_LCD */ | |
6d0f6bcf | 672 | #ifdef CONFIG_SYS_INVERT_COLORS |
8655b6f8 WD |
673 | *cmap++ = 0xffff - colreg; |
674 | #else | |
675 | *cmap++ = colreg; | |
676 | #endif | |
39cf4804 | 677 | #endif /* CONFIG_ATMEL_LCD */ |
8655b6f8 WD |
678 | } |
679 | ||
680 | WATCHDOG_RESET(); | |
681 | ||
8f47d917 NK |
682 | for (i = 0; i < BMP_LOGO_HEIGHT; ++i) { |
683 | memcpy(fb, bmap, BMP_LOGO_WIDTH); | |
8655b6f8 | 684 | bmap += BMP_LOGO_WIDTH; |
6b035141 | 685 | fb += panel_info.vl_col; |
8655b6f8 WD |
686 | } |
687 | } | |
688 | else { /* true color mode */ | |
acb13868 | 689 | u16 col16; |
317461c1 | 690 | fb16 = (ushort *)fb; |
8f47d917 NK |
691 | for (i = 0; i < BMP_LOGO_HEIGHT; ++i) { |
692 | for (j = 0; j < BMP_LOGO_WIDTH; j++) { | |
acb13868 AR |
693 | col16 = bmp_logo_palette[(bmap[j]-16)]; |
694 | fb16[j] = | |
695 | ((col16 & 0x000F) << 1) | | |
696 | ((col16 & 0x00F0) << 3) | | |
697 | ((col16 & 0x0F00) << 4); | |
8655b6f8 WD |
698 | } |
699 | bmap += BMP_LOGO_WIDTH; | |
700 | fb16 += panel_info.vl_col; | |
701 | } | |
702 | } | |
703 | ||
704 | WATCHDOG_RESET(); | |
9a8efc46 | 705 | lcd_sync(); |
8655b6f8 | 706 | } |
2b5cb3d3 AG |
707 | #else |
708 | static inline void bitmap_plot(int x, int y) {} | |
8655b6f8 WD |
709 | #endif /* CONFIG_LCD_LOGO */ |
710 | ||
711 | /*----------------------------------------------------------------------*/ | |
c3517f91 | 712 | #if defined(CONFIG_CMD_BMP) || defined(CONFIG_SPLASH_SCREEN) |
8655b6f8 WD |
713 | /* |
714 | * Display the BMP file located at address bmp_image. | |
715 | * Only uncompressed. | |
716 | */ | |
1ca298ce MW |
717 | |
718 | #ifdef CONFIG_SPLASH_SCREEN_ALIGN | |
719 | #define BMP_ALIGN_CENTER 0x7FFF | |
7c7e280a NK |
720 | |
721 | static void splash_align_axis(int *axis, unsigned long panel_size, | |
722 | unsigned long picture_size) | |
723 | { | |
724 | unsigned long panel_picture_delta = panel_size - picture_size; | |
725 | unsigned long axis_alignment; | |
726 | ||
727 | if (*axis == BMP_ALIGN_CENTER) | |
728 | axis_alignment = panel_picture_delta / 2; | |
729 | else if (*axis < 0) | |
730 | axis_alignment = panel_picture_delta + *axis + 1; | |
731 | else | |
732 | return; | |
733 | ||
734 | *axis = max(0, axis_alignment); | |
735 | } | |
1ca298ce MW |
736 | #endif |
737 | ||
45d7f525 TWHT |
738 | |
739 | #ifdef CONFIG_LCD_BMP_RLE8 | |
740 | ||
741 | #define BMP_RLE8_ESCAPE 0 | |
742 | #define BMP_RLE8_EOL 0 | |
743 | #define BMP_RLE8_EOBMP 1 | |
744 | #define BMP_RLE8_DELTA 2 | |
745 | ||
746 | static void draw_unencoded_bitmap(ushort **fbp, uchar *bmap, ushort *cmap, | |
747 | int cnt) | |
748 | { | |
749 | while (cnt > 0) { | |
750 | *(*fbp)++ = cmap[*bmap++]; | |
751 | cnt--; | |
752 | } | |
753 | } | |
754 | ||
755 | static void draw_encoded_bitmap(ushort **fbp, ushort c, int cnt) | |
756 | { | |
757 | ushort *fb = *fbp; | |
758 | int cnt_8copy = cnt >> 3; | |
759 | ||
760 | cnt -= cnt_8copy << 3; | |
761 | while (cnt_8copy > 0) { | |
762 | *fb++ = c; | |
763 | *fb++ = c; | |
764 | *fb++ = c; | |
765 | *fb++ = c; | |
766 | *fb++ = c; | |
767 | *fb++ = c; | |
768 | *fb++ = c; | |
769 | *fb++ = c; | |
770 | cnt_8copy--; | |
771 | } | |
772 | while (cnt > 0) { | |
773 | *fb++ = c; | |
774 | cnt--; | |
775 | } | |
6b035141 | 776 | *fbp = fb; |
45d7f525 TWHT |
777 | } |
778 | ||
779 | /* | |
6b035141 | 780 | * Do not call this function directly, must be called from lcd_display_bitmap. |
45d7f525 TWHT |
781 | */ |
782 | static void lcd_display_rle8_bitmap(bmp_image_t *bmp, ushort *cmap, uchar *fb, | |
783 | int x_off, int y_off) | |
784 | { | |
785 | uchar *bmap; | |
786 | ulong width, height; | |
787 | ulong cnt, runlen; | |
788 | int x, y; | |
789 | int decode = 1; | |
790 | ||
791 | width = le32_to_cpu(bmp->header.width); | |
792 | height = le32_to_cpu(bmp->header.height); | |
793 | bmap = (uchar *)bmp + le32_to_cpu(bmp->header.data_offset); | |
794 | ||
795 | x = 0; | |
796 | y = height - 1; | |
797 | ||
798 | while (decode) { | |
799 | if (bmap[0] == BMP_RLE8_ESCAPE) { | |
800 | switch (bmap[1]) { | |
801 | case BMP_RLE8_EOL: | |
802 | /* end of line */ | |
803 | bmap += 2; | |
804 | x = 0; | |
805 | y--; | |
806 | /* 16bpix, 2-byte per pixel, width should *2 */ | |
807 | fb -= (width * 2 + lcd_line_length); | |
808 | break; | |
809 | case BMP_RLE8_EOBMP: | |
810 | /* end of bitmap */ | |
811 | decode = 0; | |
812 | break; | |
813 | case BMP_RLE8_DELTA: | |
814 | /* delta run */ | |
815 | x += bmap[2]; | |
816 | y -= bmap[3]; | |
817 | /* 16bpix, 2-byte per pixel, x should *2 */ | |
818 | fb = (uchar *) (lcd_base + (y + y_off - 1) | |
819 | * lcd_line_length + (x + x_off) * 2); | |
820 | bmap += 4; | |
821 | break; | |
822 | default: | |
823 | /* unencoded run */ | |
824 | runlen = bmap[1]; | |
825 | bmap += 2; | |
826 | if (y < height) { | |
827 | if (x < width) { | |
828 | if (x + runlen > width) | |
829 | cnt = width - x; | |
830 | else | |
831 | cnt = runlen; | |
832 | draw_unencoded_bitmap( | |
833 | (ushort **)&fb, | |
834 | bmap, cmap, cnt); | |
835 | } | |
836 | x += runlen; | |
837 | } | |
838 | bmap += runlen; | |
839 | if (runlen & 1) | |
840 | bmap++; | |
841 | } | |
842 | } else { | |
843 | /* encoded run */ | |
844 | if (y < height) { | |
845 | runlen = bmap[0]; | |
846 | if (x < width) { | |
847 | /* aggregate the same code */ | |
848 | while (bmap[0] == 0xff && | |
849 | bmap[2] != BMP_RLE8_ESCAPE && | |
850 | bmap[1] == bmap[3]) { | |
851 | runlen += bmap[2]; | |
852 | bmap += 2; | |
853 | } | |
854 | if (x + runlen > width) | |
855 | cnt = width - x; | |
856 | else | |
857 | cnt = runlen; | |
858 | draw_encoded_bitmap((ushort **)&fb, | |
859 | cmap[bmap[1]], cnt); | |
860 | } | |
861 | x += runlen; | |
862 | } | |
863 | bmap += 2; | |
864 | } | |
865 | } | |
866 | } | |
867 | #endif | |
868 | ||
d23019f3 | 869 | #if defined(CONFIG_MPC823) || defined(CONFIG_MCC200) |
bfdcc65e | 870 | #define FB_PUT_BYTE(fb, from) *(fb)++ = (255 - *(from)++) |
d23019f3 AG |
871 | #else |
872 | #define FB_PUT_BYTE(fb, from) *(fb)++ = *(from)++ | |
bfdcc65e NK |
873 | #endif |
874 | ||
875 | #if defined(CONFIG_BMP_16BPP) | |
876 | #if defined(CONFIG_ATMEL_LCD_BGR555) | |
877 | static inline void fb_put_word(uchar **fb, uchar **from) | |
878 | { | |
879 | *(*fb)++ = (((*from)[0] & 0x1f) << 2) | ((*from)[1] & 0x03); | |
880 | *(*fb)++ = ((*from)[0] & 0xe0) | (((*from)[1] & 0x7c) >> 2); | |
881 | *from += 2; | |
882 | } | |
883 | #else | |
884 | static inline void fb_put_word(uchar **fb, uchar **from) | |
885 | { | |
886 | *(*fb)++ = *(*from)++; | |
887 | *(*fb)++ = *(*from)++; | |
888 | } | |
889 | #endif | |
890 | #endif /* CONFIG_BMP_16BPP */ | |
891 | ||
8655b6f8 WD |
892 | int lcd_display_bitmap(ulong bmp_image, int x, int y) |
893 | { | |
00cc5595 AG |
894 | #if !defined(CONFIG_MCC200) |
895 | ushort *cmap = NULL; | |
896 | #endif | |
897 | ushort *cmap_base = NULL; | |
8655b6f8 WD |
898 | ushort i, j; |
899 | uchar *fb; | |
900 | bmp_image_t *bmp=(bmp_image_t *)bmp_image; | |
901 | uchar *bmap; | |
fecac46c | 902 | ushort padded_width; |
b245e65e | 903 | unsigned long width, height, byte_width; |
e8143e72 | 904 | unsigned long pwidth = panel_info.vl_col; |
b245e65e | 905 | unsigned colors, bpix, bmp_bpix; |
8655b6f8 | 906 | |
6b035141 JH |
907 | if (!bmp || !(bmp->header.signature[0] == 'B' && |
908 | bmp->header.signature[1] == 'M')) { | |
8f47d917 NK |
909 | printf("Error: no valid bmp image at %lx\n", bmp_image); |
910 | ||
8655b6f8 | 911 | return 1; |
b245e65e | 912 | } |
8655b6f8 | 913 | |
8f47d917 NK |
914 | width = le32_to_cpu(bmp->header.width); |
915 | height = le32_to_cpu(bmp->header.height); | |
b245e65e GL |
916 | bmp_bpix = le16_to_cpu(bmp->header.bit_count); |
917 | colors = 1 << bmp_bpix; | |
8655b6f8 WD |
918 | |
919 | bpix = NBITS(panel_info.vl_bpix); | |
920 | ||
6b035141 | 921 | if (bpix != 1 && bpix != 8 && bpix != 16 && bpix != 32) { |
b245e65e GL |
922 | printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n", |
923 | bpix, bmp_bpix); | |
8f47d917 | 924 | |
8655b6f8 WD |
925 | return 1; |
926 | } | |
927 | ||
b245e65e | 928 | /* We support displaying 8bpp BMPs on 16bpp LCDs */ |
dad631cc | 929 | if (bpix != bmp_bpix && !(bmp_bpix == 8 && bpix == 16)) { |
8655b6f8 WD |
930 | printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n", |
931 | bpix, | |
932 | le16_to_cpu(bmp->header.bit_count)); | |
8f47d917 | 933 | |
8655b6f8 WD |
934 | return 1; |
935 | } | |
936 | ||
8f47d917 | 937 | debug("Display-bmp: %d x %d with %d colors\n", |
8655b6f8 WD |
938 | (int)width, (int)height, (int)colors); |
939 | ||
f6414714 WD |
940 | #if !defined(CONFIG_MCC200) |
941 | /* MCC200 LCD doesn't need CMAP, supports 1bpp b&w only */ | |
b245e65e | 942 | if (bmp_bpix == 8) { |
203c37b8 | 943 | cmap = configuration_get_cmap(); |
b245e65e GL |
944 | cmap_base = cmap; |
945 | ||
8655b6f8 | 946 | /* Set color map */ |
8f47d917 | 947 | for (i = 0; i < colors; ++i) { |
8655b6f8 | 948 | bmp_color_table_entry_t cte = bmp->color_table[i]; |
1464eff7 | 949 | #if !defined(CONFIG_ATMEL_LCD) |
8655b6f8 WD |
950 | ushort colreg = |
951 | ( ((cte.red) << 8) & 0xf800) | | |
59d80bf1 WD |
952 | ( ((cte.green) << 3) & 0x07e0) | |
953 | ( ((cte.blue) >> 3) & 0x001f) ; | |
6d0f6bcf | 954 | #ifdef CONFIG_SYS_INVERT_COLORS |
25d6712a | 955 | *cmap = 0xffff - colreg; |
8655b6f8 | 956 | #else |
25d6712a WD |
957 | *cmap = colreg; |
958 | #endif | |
b245e65e | 959 | #if defined(CONFIG_MPC823) |
25d6712a | 960 | cmap--; |
b245e65e GL |
961 | #else |
962 | cmap++; | |
1464eff7 MJ |
963 | #endif |
964 | #else /* CONFIG_ATMEL_LCD */ | |
965 | lcd_setcolreg(i, cte.red, cte.green, cte.blue); | |
8655b6f8 WD |
966 | #endif |
967 | } | |
968 | } | |
f6414714 | 969 | #endif |
8655b6f8 | 970 | |
e8143e72 WD |
971 | /* |
972 | * BMP format for Monochrome assumes that the state of a | |
973 | * pixel is described on a per Bit basis, not per Byte. | |
974 | * So, in case of Monochrome BMP we should align widths | |
975 | * on a byte boundary and convert them from Bit to Byte | |
976 | * units. | |
511d0c72 WD |
977 | * Probably, PXA250 and MPC823 process 1bpp BMP images in |
978 | * their own ways, so make the converting to be MCC200 | |
e8143e72 WD |
979 | * specific. |
980 | */ | |
981 | #if defined(CONFIG_MCC200) | |
8f47d917 | 982 | if (bpix == 1) { |
e8143e72 WD |
983 | width = ((width + 7) & ~7) >> 3; |
984 | x = ((x + 7) & ~7) >> 3; | |
985 | pwidth= ((pwidth + 7) & ~7) >> 3; | |
986 | } | |
987 | #endif | |
988 | ||
6b035141 | 989 | padded_width = (width & 0x3 ? (width & ~0x3) + 4 : width); |
1ca298ce MW |
990 | |
991 | #ifdef CONFIG_SPLASH_SCREEN_ALIGN | |
7c7e280a NK |
992 | splash_align_axis(&x, pwidth, width); |
993 | splash_align_axis(&y, panel_info.vl_row, height); | |
1ca298ce MW |
994 | #endif /* CONFIG_SPLASH_SCREEN_ALIGN */ |
995 | ||
8f47d917 | 996 | if ((x + width) > pwidth) |
e8143e72 | 997 | width = pwidth - x; |
8f47d917 | 998 | if ((y + height) > panel_info.vl_row) |
8655b6f8 WD |
999 | height = panel_info.vl_row - y; |
1000 | ||
6b035141 | 1001 | bmap = (uchar *) bmp + le32_to_cpu(bmp->header.data_offset); |
8655b6f8 | 1002 | fb = (uchar *) (lcd_base + |
8d46d5b1 | 1003 | (y + height - 1) * lcd_line_length + x * bpix / 8); |
a303dfb0 | 1004 | |
b245e65e | 1005 | switch (bmp_bpix) { |
a303dfb0 MJ |
1006 | case 1: /* pass through */ |
1007 | case 8: | |
45d7f525 TWHT |
1008 | #ifdef CONFIG_LCD_BMP_RLE8 |
1009 | if (le32_to_cpu(bmp->header.compression) == BMP_BI_RLE8) { | |
1010 | if (bpix != 16) { | |
1011 | /* TODO implement render code for bpix != 16 */ | |
1012 | printf("Error: only support 16 bpix"); | |
1013 | return 1; | |
1014 | } | |
1015 | lcd_display_rle8_bitmap(bmp, cmap_base, fb, x, y); | |
1016 | break; | |
1017 | } | |
1018 | #endif | |
1019 | ||
b245e65e GL |
1020 | if (bpix != 16) |
1021 | byte_width = width; | |
1022 | else | |
1023 | byte_width = width * 2; | |
1024 | ||
a303dfb0 MJ |
1025 | for (i = 0; i < height; ++i) { |
1026 | WATCHDOG_RESET(); | |
b245e65e GL |
1027 | for (j = 0; j < width; j++) { |
1028 | if (bpix != 16) { | |
bfdcc65e | 1029 | FB_PUT_BYTE(fb, bmap); |
b245e65e GL |
1030 | } else { |
1031 | *(uint16_t *)fb = cmap_base[*(bmap++)]; | |
1032 | fb += sizeof(uint16_t) / sizeof(*fb); | |
1033 | } | |
1034 | } | |
fecac46c | 1035 | bmap += (padded_width - width); |
6b035141 | 1036 | fb -= byte_width + lcd_line_length; |
a303dfb0 MJ |
1037 | } |
1038 | break; | |
1039 | ||
1040 | #if defined(CONFIG_BMP_16BPP) | |
1041 | case 16: | |
1042 | for (i = 0; i < height; ++i) { | |
1043 | WATCHDOG_RESET(); | |
bfdcc65e NK |
1044 | for (j = 0; j < width; j++) |
1045 | fb_put_word(&fb, &bmap); | |
1046 | ||
fecac46c | 1047 | bmap += (padded_width - width) * 2; |
6b035141 | 1048 | fb -= width * 2 + lcd_line_length; |
a303dfb0 MJ |
1049 | } |
1050 | break; | |
1051 | #endif /* CONFIG_BMP_16BPP */ | |
1052 | ||
fb6a9aab DL |
1053 | #if defined(CONFIG_BMP_32BPP) |
1054 | case 32: | |
1055 | for (i = 0; i < height; ++i) { | |
1056 | for (j = 0; j < width; j++) { | |
1057 | *(fb++) = *(bmap++); | |
1058 | *(fb++) = *(bmap++); | |
1059 | *(fb++) = *(bmap++); | |
1060 | *(fb++) = *(bmap++); | |
1061 | } | |
6b035141 | 1062 | fb -= lcd_line_length + width * (bpix / 8); |
fb6a9aab DL |
1063 | } |
1064 | break; | |
1065 | #endif /* CONFIG_BMP_32BPP */ | |
a303dfb0 MJ |
1066 | default: |
1067 | break; | |
1068 | }; | |
8655b6f8 | 1069 | |
9a8efc46 | 1070 | lcd_sync(); |
8f47d917 | 1071 | return 0; |
8655b6f8 | 1072 | } |
c3517f91 | 1073 | #endif |
8655b6f8 | 1074 | |
581bb419 NK |
1075 | #ifdef CONFIG_SPLASH_SCREEN_PREPARE |
1076 | static inline int splash_screen_prepare(void) | |
1077 | { | |
1078 | return board_splash_screen_prepare(); | |
1079 | } | |
1080 | #else | |
1081 | static inline int splash_screen_prepare(void) | |
1082 | { | |
1083 | return 0; | |
1084 | } | |
1085 | #endif | |
1086 | ||
8f47d917 | 1087 | static void *lcd_logo(void) |
8655b6f8 | 1088 | { |
8655b6f8 WD |
1089 | #ifdef CONFIG_SPLASH_SCREEN |
1090 | char *s; | |
1091 | ulong addr; | |
1092 | static int do_splash = 1; | |
1093 | ||
1094 | if (do_splash && (s = getenv("splashimage")) != NULL) { | |
1ca298ce | 1095 | int x = 0, y = 0; |
8655b6f8 WD |
1096 | do_splash = 0; |
1097 | ||
581bb419 NK |
1098 | if (splash_screen_prepare()) |
1099 | return (void *)gd->fb_base; | |
1100 | ||
1ca298ce MW |
1101 | addr = simple_strtoul (s, NULL, 16); |
1102 | #ifdef CONFIG_SPLASH_SCREEN_ALIGN | |
8f47d917 NK |
1103 | s = getenv("splashpos"); |
1104 | if (s != NULL) { | |
1ca298ce MW |
1105 | if (s[0] == 'm') |
1106 | x = BMP_ALIGN_CENTER; | |
1107 | else | |
8f47d917 | 1108 | x = simple_strtol(s, NULL, 0); |
1ca298ce | 1109 | |
8f47d917 NK |
1110 | s = strchr(s + 1, ','); |
1111 | if (s != NULL) { | |
1ca298ce MW |
1112 | if (s[1] == 'm') |
1113 | y = BMP_ALIGN_CENTER; | |
1114 | else | |
1115 | y = simple_strtol (s + 1, NULL, 0); | |
1116 | } | |
1117 | } | |
1118 | #endif /* CONFIG_SPLASH_SCREEN_ALIGN */ | |
1119 | ||
d3a555ed | 1120 | if (bmp_display(addr, x, y) == 0) |
8f47d917 | 1121 | return (void *)lcd_base; |
8655b6f8 WD |
1122 | } |
1123 | #endif /* CONFIG_SPLASH_SCREEN */ | |
1124 | ||
2b5cb3d3 | 1125 | bitmap_plot(0, 0); |
8655b6f8 | 1126 | |
6b59e03e HS |
1127 | #ifdef CONFIG_LCD_INFO |
1128 | console_col = LCD_INFO_X / VIDEO_FONT_WIDTH; | |
1129 | console_row = LCD_INFO_Y / VIDEO_FONT_HEIGHT; | |
1130 | lcd_show_board_info(); | |
1131 | #endif /* CONFIG_LCD_INFO */ | |
39cf4804 | 1132 | |
88804d19 | 1133 | #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) |
8f47d917 | 1134 | return (void *)((ulong)lcd_base + BMP_LOGO_HEIGHT * lcd_line_length); |
8655b6f8 | 1135 | #else |
8f47d917 | 1136 | return (void *)lcd_base; |
6b035141 | 1137 | #endif /* CONFIG_LCD_LOGO && !defined(CONFIG_LCD_INFO_BELOW_LOGO) */ |
8655b6f8 WD |
1138 | } |
1139 | ||
c0880485 NK |
1140 | #ifdef CONFIG_SPLASHIMAGE_GUARD |
1141 | static int on_splashimage(const char *name, const char *value, enum env_op op, | |
1142 | int flags) | |
1143 | { | |
1144 | ulong addr; | |
1145 | int aligned; | |
1146 | ||
1147 | if (op == env_op_delete) | |
1148 | return 0; | |
1149 | ||
1150 | addr = simple_strtoul(value, NULL, 16); | |
1151 | /* See README.displaying-bmps */ | |
1152 | aligned = (addr % 4 == 2); | |
1153 | if (!aligned) { | |
1154 | printf("Invalid splashimage value. Value must be 16 bit aligned, but not 32 bit aligned\n"); | |
1155 | return -1; | |
1156 | } | |
1157 | ||
1158 | return 0; | |
1159 | } | |
1160 | ||
1161 | U_BOOT_ENV_CALLBACK(splashimage, on_splashimage); | |
1162 | #endif | |
1163 | ||
395166cf VB |
1164 | void lcd_position_cursor(unsigned col, unsigned row) |
1165 | { | |
1166 | console_col = min(col, CONSOLE_COLS - 1); | |
1167 | console_row = min(row, CONSOLE_ROWS - 1); | |
1168 | } | |
1169 | ||
1170 | int lcd_get_pixel_width(void) | |
1171 | { | |
1172 | return panel_info.vl_col; | |
1173 | } | |
1174 | ||
1175 | int lcd_get_pixel_height(void) | |
1176 | { | |
1177 | return panel_info.vl_row; | |
1178 | } | |
1179 | ||
1180 | int lcd_get_screen_rows(void) | |
1181 | { | |
1182 | return CONSOLE_ROWS; | |
1183 | } | |
1184 | ||
1185 | int lcd_get_screen_columns(void) | |
1186 | { | |
1187 | return CONSOLE_COLS; | |
1188 | } | |
6a195d2d SW |
1189 | |
1190 | #if defined(CONFIG_LCD_DT_SIMPLEFB) | |
1191 | static int lcd_dt_simplefb_configure_node(void *blob, int off) | |
1192 | { | |
1193 | u32 stride; | |
1194 | fdt32_t cells[2]; | |
1195 | int ret; | |
1196 | const char format[] = | |
1197 | #if LCD_BPP == LCD_COLOR16 | |
1198 | "r5g6b5"; | |
1199 | #else | |
1200 | ""; | |
1201 | #endif | |
1202 | ||
1203 | if (!format[0]) | |
1204 | return -1; | |
1205 | ||
1206 | stride = panel_info.vl_col * 2; | |
1207 | ||
1208 | cells[0] = cpu_to_fdt32(gd->fb_base); | |
1209 | cells[1] = cpu_to_fdt32(stride * panel_info.vl_row); | |
1210 | ret = fdt_setprop(blob, off, "reg", cells, sizeof(cells[0]) * 2); | |
1211 | if (ret < 0) | |
1212 | return -1; | |
1213 | ||
1214 | cells[0] = cpu_to_fdt32(panel_info.vl_col); | |
1215 | ret = fdt_setprop(blob, off, "width", cells, sizeof(cells[0])); | |
1216 | if (ret < 0) | |
1217 | return -1; | |
1218 | ||
1219 | cells[0] = cpu_to_fdt32(panel_info.vl_row); | |
1220 | ret = fdt_setprop(blob, off, "height", cells, sizeof(cells[0])); | |
1221 | if (ret < 0) | |
1222 | return -1; | |
1223 | ||
1224 | cells[0] = cpu_to_fdt32(stride); | |
1225 | ret = fdt_setprop(blob, off, "stride", cells, sizeof(cells[0])); | |
1226 | if (ret < 0) | |
1227 | return -1; | |
1228 | ||
1229 | ret = fdt_setprop(blob, off, "format", format, strlen(format) + 1); | |
1230 | if (ret < 0) | |
1231 | return -1; | |
1232 | ||
1233 | ret = fdt_delprop(blob, off, "status"); | |
1234 | if (ret < 0) | |
1235 | return -1; | |
1236 | ||
1237 | return 0; | |
1238 | } | |
1239 | ||
1240 | int lcd_dt_simplefb_add_node(void *blob) | |
1241 | { | |
1242 | const char compat[] = "simple-framebuffer"; | |
1243 | const char disabled[] = "disabled"; | |
1244 | int off, ret; | |
1245 | ||
1246 | off = fdt_add_subnode(blob, 0, "framebuffer"); | |
1247 | if (off < 0) | |
1248 | return -1; | |
1249 | ||
1250 | ret = fdt_setprop(blob, off, "status", disabled, sizeof(disabled)); | |
1251 | if (ret < 0) | |
1252 | return -1; | |
1253 | ||
1254 | ret = fdt_setprop(blob, off, "compatible", compat, sizeof(compat)); | |
1255 | if (ret < 0) | |
1256 | return -1; | |
1257 | ||
1258 | return lcd_dt_simplefb_configure_node(blob, off); | |
1259 | } | |
1260 | ||
1261 | int lcd_dt_simplefb_enable_existing_node(void *blob) | |
1262 | { | |
1263 | int off; | |
1264 | ||
1265 | off = fdt_node_offset_by_compatible(blob, -1, "simple-framebuffer"); | |
1266 | if (off < 0) | |
1267 | return -1; | |
1268 | ||
1269 | return lcd_dt_simplefb_configure_node(blob, off); | |
1270 | } | |
1271 | #endif |