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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 | * | |
1a459660 | 7 | * SPDX-License-Identifier: GPL-2.0+ |
8655b6f8 WD |
8 | */ |
9 | ||
10 | /************************************************************************/ | |
11 | /* ** HEADER FILES */ | |
12 | /************************************************************************/ | |
13 | ||
14 | /* #define DEBUG */ | |
15 | ||
16 | #include <config.h> | |
17 | #include <common.h> | |
18 | #include <command.h> | |
8655b6f8 | 19 | #include <stdarg.h> |
c0880485 NK |
20 | #include <search.h> |
21 | #include <env_callback.h> | |
8655b6f8 | 22 | #include <linux/types.h> |
52cb4d4f | 23 | #include <stdio_dev.h> |
8655b6f8 WD |
24 | #if defined(CONFIG_POST) |
25 | #include <post.h> | |
26 | #endif | |
27 | #include <lcd.h> | |
8b0bfc68 | 28 | #include <watchdog.h> |
8655b6f8 | 29 | |
dd4425e8 RW |
30 | #include <splash.h> |
31 | ||
abc20aba MV |
32 | #if defined(CONFIG_CPU_PXA25X) || defined(CONFIG_CPU_PXA27X) || \ |
33 | defined(CONFIG_CPU_MONAHANS) | |
34 | #define CONFIG_CPU_PXA | |
8655b6f8 WD |
35 | #include <asm/byteorder.h> |
36 | #endif | |
37 | ||
38 | #if defined(CONFIG_MPC823) | |
8655b6f8 WD |
39 | #include <lcdvideo.h> |
40 | #endif | |
41 | ||
39cf4804 SP |
42 | #if defined(CONFIG_ATMEL_LCD) |
43 | #include <atmel_lcdc.h> | |
39cf4804 SP |
44 | #endif |
45 | ||
6a195d2d SW |
46 | #if defined(CONFIG_LCD_DT_SIMPLEFB) |
47 | #include <libfdt.h> | |
48 | #endif | |
49 | ||
8655b6f8 WD |
50 | /************************************************************************/ |
51 | /* ** FONT DATA */ | |
52 | /************************************************************************/ | |
53 | #include <video_font.h> /* Get font data, width and height */ | |
54 | ||
88804d19 WD |
55 | /************************************************************************/ |
56 | /* ** LOGO DATA */ | |
57 | /************************************************************************/ | |
58 | #ifdef CONFIG_LCD_LOGO | |
59 | # include <bmp_logo.h> /* Get logo data, width and height */ | |
c270730f | 60 | # include <bmp_logo_data.h> |
acb13868 | 61 | # if (CONSOLE_COLOR_WHITE >= BMP_LOGO_OFFSET) && (LCD_BPP != LCD_COLOR16) |
88804d19 WD |
62 | # error Default Color Map overlaps with Logo Color Map |
63 | # endif | |
64 | #endif | |
8655b6f8 | 65 | |
676d319e SG |
66 | #ifndef CONFIG_LCD_ALIGNMENT |
67 | #define CONFIG_LCD_ALIGNMENT PAGE_SIZE | |
68 | #endif | |
69 | ||
0d89efef SG |
70 | /* By default we scroll by a single line */ |
71 | #ifndef CONFIG_CONSOLE_SCROLL_LINES | |
72 | #define CONFIG_CONSOLE_SCROLL_LINES 1 | |
73 | #endif | |
74 | ||
a5796c51 JH |
75 | /************************************************************************/ |
76 | /* ** CONSOLE DEFINITIONS & FUNCTIONS */ | |
77 | /************************************************************************/ | |
78 | #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) | |
79 | # define CONSOLE_ROWS ((panel_info.vl_row-BMP_LOGO_HEIGHT) \ | |
80 | / VIDEO_FONT_HEIGHT) | |
81 | #else | |
82 | # define CONSOLE_ROWS (panel_info.vl_row / VIDEO_FONT_HEIGHT) | |
83 | #endif | |
84 | ||
85 | #define CONSOLE_COLS (panel_info.vl_col / VIDEO_FONT_WIDTH) | |
86 | #define CONSOLE_ROW_SIZE (VIDEO_FONT_HEIGHT * lcd_line_length) | |
87 | #define CONSOLE_ROW_FIRST lcd_console_address | |
88 | #define CONSOLE_ROW_SECOND (lcd_console_address + CONSOLE_ROW_SIZE) | |
89 | #define CONSOLE_ROW_LAST (lcd_console_address + CONSOLE_SIZE \ | |
90 | - CONSOLE_ROW_SIZE) | |
91 | #define CONSOLE_SIZE (CONSOLE_ROW_SIZE * CONSOLE_ROWS) | |
92 | #define CONSOLE_SCROLL_SIZE (CONSOLE_SIZE - CONSOLE_ROW_SIZE) | |
d87080b7 | 93 | |
a5796c51 JH |
94 | #if LCD_BPP == LCD_MONOCHROME |
95 | # define COLOR_MASK(c) ((c) | (c) << 1 | (c) << 2 | (c) << 3 | \ | |
96 | (c) << 4 | (c) << 5 | (c) << 6 | (c) << 7) | |
97 | #elif (LCD_BPP == LCD_COLOR8) || (LCD_BPP == LCD_COLOR16) | |
98 | # define COLOR_MASK(c) (c) | |
99 | #else | |
100 | # error Unsupported LCD BPP. | |
101 | #endif | |
102 | ||
d87080b7 | 103 | DECLARE_GLOBAL_DATA_PTR; |
8655b6f8 | 104 | |
8f47d917 NK |
105 | static void lcd_drawchars(ushort x, ushort y, uchar *str, int count); |
106 | static inline void lcd_puts_xy(ushort x, ushort y, uchar *s); | |
107 | static inline void lcd_putc_xy(ushort x, ushort y, uchar c); | |
8655b6f8 | 108 | |
8f47d917 | 109 | static int lcd_init(void *lcdbase); |
8655b6f8 | 110 | |
6b035141 | 111 | static void *lcd_logo(void); |
8655b6f8 | 112 | |
8f47d917 NK |
113 | static int lcd_getbgcolor(void); |
114 | static void lcd_setfgcolor(int color); | |
115 | static void lcd_setbgcolor(int color); | |
8655b6f8 | 116 | |
46d1d5dd WD |
117 | static int lcd_color_fg; |
118 | static int lcd_color_bg; | |
f1d205a1 | 119 | int lcd_line_length; |
46d1d5dd | 120 | |
8655b6f8 | 121 | char lcd_is_enabled = 0; |
8655b6f8 | 122 | |
f1d205a1 JH |
123 | static short console_col; |
124 | static short console_row; | |
9a8efc46 | 125 | |
f1d205a1 | 126 | static void *lcd_console_address; |
00a0ca59 | 127 | static void *lcd_base; /* Start of framebuffer memory */ |
9a8efc46 | 128 | |
9a8efc46 | 129 | static char lcd_flush_dcache; /* 1 to flush dcache after each lcd update */ |
8655b6f8 WD |
130 | |
131 | /************************************************************************/ | |
132 | ||
9a8efc46 SG |
133 | /* Flush LCD activity to the caches */ |
134 | void lcd_sync(void) | |
135 | { | |
136 | /* | |
137 | * flush_dcache_range() is declared in common.h but it seems that some | |
138 | * architectures do not actually implement it. Is there a way to find | |
139 | * out whether it exists? For now, ARM is safe. | |
140 | */ | |
141 | #if defined(CONFIG_ARM) && !defined(CONFIG_SYS_DCACHE_OFF) | |
142 | int line_length; | |
143 | ||
144 | if (lcd_flush_dcache) | |
145 | flush_dcache_range((u32)lcd_base, | |
146 | (u32)(lcd_base + lcd_get_size(&line_length))); | |
147 | #endif | |
148 | } | |
149 | ||
150 | void lcd_set_flush_dcache(int flush) | |
151 | { | |
152 | lcd_flush_dcache = (flush != 0); | |
153 | } | |
154 | ||
8655b6f8 WD |
155 | /*----------------------------------------------------------------------*/ |
156 | ||
8f47d917 | 157 | static void console_scrollup(void) |
8655b6f8 | 158 | { |
0d89efef SG |
159 | const int rows = CONFIG_CONSOLE_SCROLL_LINES; |
160 | ||
161 | /* Copy up rows ignoring those that will be overwritten */ | |
162 | memcpy(CONSOLE_ROW_FIRST, | |
163 | lcd_console_address + CONSOLE_ROW_SIZE * rows, | |
164 | CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows); | |
165 | ||
166 | /* Clear the last rows */ | |
167 | memset(lcd_console_address + CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows, | |
168 | COLOR_MASK(lcd_color_bg), | |
6b035141 | 169 | CONSOLE_ROW_SIZE * rows); |
8655b6f8 | 170 | |
9a8efc46 | 171 | lcd_sync(); |
0d89efef | 172 | console_row -= rows; |
8655b6f8 WD |
173 | } |
174 | ||
175 | /*----------------------------------------------------------------------*/ | |
176 | ||
8f47d917 | 177 | static inline void console_back(void) |
8655b6f8 WD |
178 | { |
179 | if (--console_col < 0) { | |
180 | console_col = CONSOLE_COLS-1 ; | |
6b035141 | 181 | if (--console_row < 0) |
8655b6f8 | 182 | console_row = 0; |
8655b6f8 WD |
183 | } |
184 | ||
8f47d917 NK |
185 | lcd_putc_xy(console_col * VIDEO_FONT_WIDTH, |
186 | console_row * VIDEO_FONT_HEIGHT, ' '); | |
8655b6f8 WD |
187 | } |
188 | ||
189 | /*----------------------------------------------------------------------*/ | |
190 | ||
8f47d917 | 191 | static inline void console_newline(void) |
8655b6f8 | 192 | { |
8655b6f8 WD |
193 | console_col = 0; |
194 | ||
195 | /* Check if we need to scroll the terminal */ | |
6b035141 | 196 | if (++console_row >= CONSOLE_ROWS) |
8f47d917 | 197 | console_scrollup(); |
6b035141 | 198 | else |
9a8efc46 | 199 | lcd_sync(); |
8655b6f8 WD |
200 | } |
201 | ||
202 | /*----------------------------------------------------------------------*/ | |
203 | ||
8f47d917 | 204 | void lcd_putc(const char c) |
8655b6f8 WD |
205 | { |
206 | if (!lcd_is_enabled) { | |
207 | serial_putc(c); | |
8f47d917 | 208 | |
8655b6f8 WD |
209 | return; |
210 | } | |
211 | ||
212 | switch (c) { | |
8f47d917 NK |
213 | case '\r': |
214 | console_col = 0; | |
8655b6f8 | 215 | |
8f47d917 NK |
216 | return; |
217 | case '\n': | |
218 | console_newline(); | |
8655b6f8 | 219 | |
8f47d917 | 220 | return; |
8655b6f8 | 221 | case '\t': /* Tab (8 chars alignment) */ |
8f47d917 NK |
222 | console_col += 8; |
223 | console_col &= ~7; | |
8655b6f8 | 224 | |
8f47d917 NK |
225 | if (console_col >= CONSOLE_COLS) |
226 | console_newline(); | |
8655b6f8 | 227 | |
8f47d917 NK |
228 | return; |
229 | case '\b': | |
230 | console_back(); | |
8655b6f8 | 231 | |
8f47d917 NK |
232 | return; |
233 | default: | |
234 | lcd_putc_xy(console_col * VIDEO_FONT_WIDTH, | |
235 | console_row * VIDEO_FONT_HEIGHT, c); | |
236 | if (++console_col >= CONSOLE_COLS) | |
237 | console_newline(); | |
8655b6f8 | 238 | } |
8655b6f8 WD |
239 | } |
240 | ||
241 | /*----------------------------------------------------------------------*/ | |
242 | ||
8f47d917 | 243 | void lcd_puts(const char *s) |
8655b6f8 WD |
244 | { |
245 | if (!lcd_is_enabled) { | |
8f47d917 NK |
246 | serial_puts(s); |
247 | ||
8655b6f8 WD |
248 | return; |
249 | } | |
250 | ||
6b035141 | 251 | while (*s) |
8f47d917 | 252 | lcd_putc(*s++); |
6b035141 | 253 | |
9a8efc46 | 254 | lcd_sync(); |
8655b6f8 WD |
255 | } |
256 | ||
15b17ab5 HS |
257 | /*----------------------------------------------------------------------*/ |
258 | ||
259 | void lcd_printf(const char *fmt, ...) | |
260 | { | |
261 | va_list args; | |
262 | char buf[CONFIG_SYS_PBSIZE]; | |
263 | ||
264 | va_start(args, fmt); | |
265 | vsprintf(buf, fmt, args); | |
266 | va_end(args); | |
267 | ||
268 | lcd_puts(buf); | |
269 | } | |
270 | ||
8655b6f8 WD |
271 | /************************************************************************/ |
272 | /* ** Low-Level Graphics Routines */ | |
273 | /************************************************************************/ | |
274 | ||
8f47d917 | 275 | static void lcd_drawchars(ushort x, ushort y, uchar *str, int count) |
8655b6f8 WD |
276 | { |
277 | uchar *dest; | |
be547c6d MV |
278 | ushort row; |
279 | ||
0f999c49 AG |
280 | #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) |
281 | y += BMP_LOGO_HEIGHT; | |
282 | #endif | |
283 | ||
be547c6d MV |
284 | #if LCD_BPP == LCD_MONOCHROME |
285 | ushort off = x * (1 << LCD_BPP) % 8; | |
286 | #endif | |
8655b6f8 WD |
287 | |
288 | dest = (uchar *)(lcd_base + y * lcd_line_length + x * (1 << LCD_BPP) / 8); | |
8655b6f8 | 289 | |
8f47d917 | 290 | for (row = 0; row < VIDEO_FONT_HEIGHT; ++row, dest += lcd_line_length) { |
8655b6f8 | 291 | uchar *s = str; |
8655b6f8 | 292 | int i; |
acb13868 AR |
293 | #if LCD_BPP == LCD_COLOR16 |
294 | ushort *d = (ushort *)dest; | |
295 | #else | |
296 | uchar *d = dest; | |
297 | #endif | |
8655b6f8 WD |
298 | |
299 | #if LCD_BPP == LCD_MONOCHROME | |
6b035141 | 300 | uchar rest = *d & -(1 << (8 - off)); |
8655b6f8 WD |
301 | uchar sym; |
302 | #endif | |
8f47d917 | 303 | for (i = 0; i < count; ++i) { |
8655b6f8 WD |
304 | uchar c, bits; |
305 | ||
306 | c = *s++; | |
307 | bits = video_fontdata[c * VIDEO_FONT_HEIGHT + row]; | |
308 | ||
309 | #if LCD_BPP == LCD_MONOCHROME | |
310 | sym = (COLOR_MASK(lcd_color_fg) & bits) | | |
8f47d917 | 311 | (COLOR_MASK(lcd_color_bg) & ~bits); |
8655b6f8 WD |
312 | |
313 | *d++ = rest | (sym >> off); | |
314 | rest = sym << (8-off); | |
315 | #elif LCD_BPP == LCD_COLOR8 | |
8f47d917 | 316 | for (c = 0; c < 8; ++c) { |
8655b6f8 WD |
317 | *d++ = (bits & 0x80) ? |
318 | lcd_color_fg : lcd_color_bg; | |
319 | bits <<= 1; | |
320 | } | |
321 | #elif LCD_BPP == LCD_COLOR16 | |
8f47d917 | 322 | for (c = 0; c < 8; ++c) { |
8655b6f8 WD |
323 | *d++ = (bits & 0x80) ? |
324 | lcd_color_fg : lcd_color_bg; | |
325 | bits <<= 1; | |
326 | } | |
327 | #endif | |
328 | } | |
329 | #if LCD_BPP == LCD_MONOCHROME | |
6b035141 | 330 | *d = rest | (*d & ((1 << (8 - off)) - 1)); |
8655b6f8 WD |
331 | #endif |
332 | } | |
333 | } | |
334 | ||
335 | /*----------------------------------------------------------------------*/ | |
336 | ||
8f47d917 | 337 | static inline void lcd_puts_xy(ushort x, ushort y, uchar *s) |
8655b6f8 | 338 | { |
0f999c49 | 339 | lcd_drawchars(x, y, s, strlen((char *)s)); |
8655b6f8 WD |
340 | } |
341 | ||
342 | /*----------------------------------------------------------------------*/ | |
343 | ||
8f47d917 | 344 | static inline void lcd_putc_xy(ushort x, ushort y, uchar c) |
8655b6f8 | 345 | { |
0f999c49 | 346 | lcd_drawchars(x, y, &c, 1); |
8655b6f8 WD |
347 | } |
348 | ||
349 | /************************************************************************/ | |
350 | /** Small utility to check that you got the colours right */ | |
351 | /************************************************************************/ | |
352 | #ifdef LCD_TEST_PATTERN | |
353 | ||
354 | #define N_BLK_VERT 2 | |
355 | #define N_BLK_HOR 3 | |
356 | ||
6b035141 | 357 | static int test_colors[N_BLK_HOR * N_BLK_VERT] = { |
8655b6f8 WD |
358 | CONSOLE_COLOR_RED, CONSOLE_COLOR_GREEN, CONSOLE_COLOR_YELLOW, |
359 | CONSOLE_COLOR_BLUE, CONSOLE_COLOR_MAGENTA, CONSOLE_COLOR_CYAN, | |
360 | }; | |
361 | ||
8f47d917 | 362 | static void test_pattern(void) |
8655b6f8 WD |
363 | { |
364 | ushort v_max = panel_info.vl_row; | |
365 | ushort h_max = panel_info.vl_col; | |
366 | ushort v_step = (v_max + N_BLK_VERT - 1) / N_BLK_VERT; | |
367 | ushort h_step = (h_max + N_BLK_HOR - 1) / N_BLK_HOR; | |
368 | ushort v, h; | |
369 | uchar *pix = (uchar *)lcd_base; | |
370 | ||
8f47d917 | 371 | printf("[LCD] Test Pattern: %d x %d [%d x %d]\n", |
8655b6f8 WD |
372 | h_max, v_max, h_step, v_step); |
373 | ||
374 | /* WARNING: Code silently assumes 8bit/pixel */ | |
8f47d917 | 375 | for (v = 0; v < v_max; ++v) { |
8655b6f8 | 376 | uchar iy = v / v_step; |
8f47d917 | 377 | for (h = 0; h < h_max; ++h) { |
6b035141 | 378 | uchar ix = N_BLK_HOR * iy + h / h_step; |
8655b6f8 WD |
379 | *pix++ = test_colors[ix]; |
380 | } | |
381 | } | |
382 | } | |
383 | #endif /* LCD_TEST_PATTERN */ | |
384 | ||
385 | ||
386 | /************************************************************************/ | |
387 | /* ** GENERIC Initialization Routines */ | |
388 | /************************************************************************/ | |
389 | ||
676d319e SG |
390 | int lcd_get_size(int *line_length) |
391 | { | |
392 | *line_length = (panel_info.vl_col * NBITS(panel_info.vl_bpix)) / 8; | |
393 | return *line_length * panel_info.vl_row; | |
394 | } | |
395 | ||
6b035141 | 396 | int drv_lcd_init(void) |
8655b6f8 | 397 | { |
52cb4d4f | 398 | struct stdio_dev lcddev; |
8655b6f8 WD |
399 | int rc; |
400 | ||
6b035141 | 401 | lcd_base = (void *) gd->fb_base; |
8655b6f8 | 402 | |
8f47d917 | 403 | lcd_init(lcd_base); /* LCD initialization */ |
8655b6f8 WD |
404 | |
405 | /* Device initialization */ | |
8f47d917 | 406 | memset(&lcddev, 0, sizeof(lcddev)); |
8655b6f8 | 407 | |
8f47d917 | 408 | strcpy(lcddev.name, "lcd"); |
8655b6f8 WD |
409 | lcddev.ext = 0; /* No extensions */ |
410 | lcddev.flags = DEV_FLAGS_OUTPUT; /* Output only */ | |
411 | lcddev.putc = lcd_putc; /* 'putc' function */ | |
412 | lcddev.puts = lcd_puts; /* 'puts' function */ | |
413 | ||
6b035141 | 414 | rc = stdio_register(&lcddev); |
8655b6f8 WD |
415 | |
416 | return (rc == 0) ? 1 : rc; | |
417 | } | |
418 | ||
419 | /*----------------------------------------------------------------------*/ | |
02110903 | 420 | void lcd_clear(void) |
8655b6f8 WD |
421 | { |
422 | #if LCD_BPP == LCD_MONOCHROME | |
423 | /* Setting the palette */ | |
424 | lcd_initcolregs(); | |
425 | ||
426 | #elif LCD_BPP == LCD_COLOR8 | |
427 | /* Setting the palette */ | |
8f47d917 NK |
428 | lcd_setcolreg(CONSOLE_COLOR_BLACK, 0, 0, 0); |
429 | lcd_setcolreg(CONSOLE_COLOR_RED, 0xFF, 0, 0); | |
430 | lcd_setcolreg(CONSOLE_COLOR_GREEN, 0, 0xFF, 0); | |
431 | lcd_setcolreg(CONSOLE_COLOR_YELLOW, 0xFF, 0xFF, 0); | |
432 | lcd_setcolreg(CONSOLE_COLOR_BLUE, 0, 0, 0xFF); | |
433 | lcd_setcolreg(CONSOLE_COLOR_MAGENTA, 0xFF, 0, 0xFF); | |
434 | lcd_setcolreg(CONSOLE_COLOR_CYAN, 0, 0xFF, 0xFF); | |
435 | lcd_setcolreg(CONSOLE_COLOR_GREY, 0xAA, 0xAA, 0xAA); | |
436 | lcd_setcolreg(CONSOLE_COLOR_WHITE, 0xFF, 0xFF, 0xFF); | |
8655b6f8 WD |
437 | #endif |
438 | ||
6d0f6bcf | 439 | #ifndef CONFIG_SYS_WHITE_ON_BLACK |
8f47d917 NK |
440 | lcd_setfgcolor(CONSOLE_COLOR_BLACK); |
441 | lcd_setbgcolor(CONSOLE_COLOR_WHITE); | |
8655b6f8 | 442 | #else |
8f47d917 NK |
443 | lcd_setfgcolor(CONSOLE_COLOR_WHITE); |
444 | lcd_setbgcolor(CONSOLE_COLOR_BLACK); | |
6d0f6bcf | 445 | #endif /* CONFIG_SYS_WHITE_ON_BLACK */ |
8655b6f8 WD |
446 | |
447 | #ifdef LCD_TEST_PATTERN | |
448 | test_pattern(); | |
449 | #else | |
450 | /* set framebuffer to background color */ | |
8f47d917 | 451 | memset((char *)lcd_base, |
8655b6f8 | 452 | COLOR_MASK(lcd_getbgcolor()), |
6b035141 | 453 | lcd_line_length * panel_info.vl_row); |
8655b6f8 WD |
454 | #endif |
455 | /* Paint the logo and retrieve LCD base address */ | |
8f47d917 | 456 | debug("[LCD] Drawing the logo...\n"); |
6b035141 | 457 | lcd_console_address = lcd_logo(); |
8655b6f8 WD |
458 | |
459 | console_col = 0; | |
460 | console_row = 0; | |
9a8efc46 SG |
461 | lcd_sync(); |
462 | } | |
463 | ||
464 | static int do_lcd_clear(cmd_tbl_t *cmdtp, int flag, int argc, | |
465 | char *const argv[]) | |
466 | { | |
467 | lcd_clear(); | |
468 | return 0; | |
8655b6f8 WD |
469 | } |
470 | ||
471 | U_BOOT_CMD( | |
02110903 | 472 | cls, 1, 1, do_lcd_clear, |
2fb2604d | 473 | "clear screen", |
a89c33db | 474 | "" |
8655b6f8 WD |
475 | ); |
476 | ||
477 | /*----------------------------------------------------------------------*/ | |
478 | ||
8f47d917 | 479 | static int lcd_init(void *lcdbase) |
8655b6f8 WD |
480 | { |
481 | /* Initialize the lcd controller */ | |
8f47d917 | 482 | debug("[LCD] Initializing LCD frambuffer at %p\n", lcdbase); |
8655b6f8 | 483 | |
8f47d917 | 484 | lcd_ctrl_init(lcdbase); |
1d3dea12 AG |
485 | |
486 | /* | |
487 | * lcd_ctrl_init() of some drivers (i.e. bcm2835 on rpi_b) ignores | |
488 | * the 'lcdbase' argument and uses custom lcd base address | |
489 | * by setting up gd->fb_base. Check for this condition and fixup | |
490 | * 'lcd_base' address. | |
491 | */ | |
492 | if ((unsigned long)lcdbase != gd->fb_base) | |
493 | lcd_base = (void *)gd->fb_base; | |
494 | ||
495 | debug("[LCD] Using LCD frambuffer at %p\n", lcd_base); | |
496 | ||
6d330719 SW |
497 | lcd_get_size(&lcd_line_length); |
498 | lcd_line_length = (panel_info.vl_col * NBITS(panel_info.vl_bpix)) / 8; | |
6f93d2b8 | 499 | lcd_is_enabled = 1; |
02110903 | 500 | lcd_clear(); |
6b035141 | 501 | lcd_enable(); |
8655b6f8 WD |
502 | |
503 | /* Initialize the console */ | |
504 | console_col = 0; | |
88804d19 | 505 | #ifdef CONFIG_LCD_INFO_BELOW_LOGO |
8655b6f8 WD |
506 | console_row = 7 + BMP_LOGO_HEIGHT / VIDEO_FONT_HEIGHT; |
507 | #else | |
508 | console_row = 1; /* leave 1 blank line below logo */ | |
509 | #endif | |
8655b6f8 WD |
510 | |
511 | return 0; | |
512 | } | |
513 | ||
514 | ||
515 | /************************************************************************/ | |
516 | /* ** ROM capable initialization part - needed to reserve FB memory */ | |
517 | /************************************************************************/ | |
518 | /* | |
519 | * This is called early in the system initialization to grab memory | |
520 | * for the LCD controller. | |
521 | * Returns new address for monitor, after reserving LCD buffer memory | |
522 | * | |
523 | * Note that this is running from ROM, so no write access to global data. | |
524 | */ | |
8f47d917 | 525 | ulong lcd_setmem(ulong addr) |
8655b6f8 WD |
526 | { |
527 | ulong size; | |
676d319e | 528 | int line_length; |
8655b6f8 | 529 | |
8f47d917 NK |
530 | debug("LCD panel info: %d x %d, %d bit/pix\n", panel_info.vl_col, |
531 | panel_info.vl_row, NBITS(panel_info.vl_bpix)); | |
8655b6f8 | 532 | |
676d319e | 533 | size = lcd_get_size(&line_length); |
8655b6f8 | 534 | |
676d319e SG |
535 | /* Round up to nearest full page, or MMU section if defined */ |
536 | size = ALIGN(size, CONFIG_LCD_ALIGNMENT); | |
537 | addr = ALIGN(addr - CONFIG_LCD_ALIGNMENT + 1, CONFIG_LCD_ALIGNMENT); | |
8655b6f8 WD |
538 | |
539 | /* Allocate pages for the frame buffer. */ | |
540 | addr -= size; | |
541 | ||
6b035141 JH |
542 | debug("Reserving %ldk for LCD Framebuffer at: %08lx\n", |
543 | size >> 10, addr); | |
8655b6f8 | 544 | |
8f47d917 | 545 | return addr; |
8655b6f8 WD |
546 | } |
547 | ||
548 | /*----------------------------------------------------------------------*/ | |
549 | ||
8f47d917 | 550 | static void lcd_setfgcolor(int color) |
8655b6f8 | 551 | { |
39cf4804 | 552 | lcd_color_fg = color; |
8655b6f8 WD |
553 | } |
554 | ||
555 | /*----------------------------------------------------------------------*/ | |
556 | ||
8f47d917 | 557 | static void lcd_setbgcolor(int color) |
8655b6f8 | 558 | { |
39cf4804 | 559 | lcd_color_bg = color; |
8655b6f8 WD |
560 | } |
561 | ||
562 | /*----------------------------------------------------------------------*/ | |
563 | ||
46d1d5dd | 564 | int lcd_getfgcolor(void) |
8655b6f8 WD |
565 | { |
566 | return lcd_color_fg; | |
567 | } | |
8655b6f8 WD |
568 | |
569 | /*----------------------------------------------------------------------*/ | |
570 | ||
8f47d917 | 571 | static int lcd_getbgcolor(void) |
8655b6f8 WD |
572 | { |
573 | return lcd_color_bg; | |
574 | } | |
575 | ||
8655b6f8 WD |
576 | /************************************************************************/ |
577 | /* ** Chipset depending Bitmap / Logo stuff... */ | |
578 | /************************************************************************/ | |
203c37b8 NK |
579 | static inline ushort *configuration_get_cmap(void) |
580 | { | |
581 | #if defined CONFIG_CPU_PXA | |
582 | struct pxafb_info *fbi = &panel_info.pxa; | |
583 | return (ushort *)fbi->palette; | |
584 | #elif defined(CONFIG_MPC823) | |
585 | immap_t *immr = (immap_t *) CONFIG_SYS_IMMR; | |
586 | cpm8xx_t *cp = &(immr->im_cpm); | |
587 | return (ushort *)&(cp->lcd_cmap[255 * sizeof(ushort)]); | |
588 | #elif defined(CONFIG_ATMEL_LCD) | |
589 | return (ushort *)(panel_info.mmio + ATMEL_LCDC_LUT(0)); | |
d23019f3 AG |
590 | #elif !defined(CONFIG_ATMEL_HLCD) && !defined(CONFIG_EXYNOS_FB) |
591 | return panel_info.cmap; | |
6b035141 | 592 | #elif defined(CONFIG_LCD_LOGO) |
d23019f3 AG |
593 | return bmp_logo_palette; |
594 | #else | |
595 | return NULL; | |
596 | #endif | |
203c37b8 NK |
597 | } |
598 | ||
8655b6f8 | 599 | #ifdef CONFIG_LCD_LOGO |
8f47d917 | 600 | void bitmap_plot(int x, int y) |
8655b6f8 | 601 | { |
39cf4804 | 602 | #ifdef CONFIG_ATMEL_LCD |
203c37b8 | 603 | uint *cmap = (uint *)bmp_logo_palette; |
39cf4804 | 604 | #else |
203c37b8 | 605 | ushort *cmap = (ushort *)bmp_logo_palette; |
39cf4804 | 606 | #endif |
8655b6f8 WD |
607 | ushort i, j; |
608 | uchar *bmap; | |
609 | uchar *fb; | |
610 | ushort *fb16; | |
203c37b8 NK |
611 | #if defined(CONFIG_MPC823) |
612 | immap_t *immr = (immap_t *) CONFIG_SYS_IMMR; | |
613 | cpm8xx_t *cp = &(immr->im_cpm); | |
8655b6f8 | 614 | #endif |
317461c1 | 615 | unsigned bpix = NBITS(panel_info.vl_bpix); |
8655b6f8 | 616 | |
8f47d917 | 617 | debug("Logo: width %d height %d colors %d cmap %d\n", |
8655b6f8 | 618 | BMP_LOGO_WIDTH, BMP_LOGO_HEIGHT, BMP_LOGO_COLORS, |
095407da | 619 | ARRAY_SIZE(bmp_logo_palette)); |
8655b6f8 WD |
620 | |
621 | bmap = &bmp_logo_bitmap[0]; | |
317461c1 | 622 | fb = (uchar *)(lcd_base + y * lcd_line_length + x * bpix / 8); |
8655b6f8 | 623 | |
317461c1 | 624 | if (bpix < 12) { |
203c37b8 NK |
625 | /* Leave room for default color map |
626 | * default case: generic system with no cmap (most likely 16bpp) | |
627 | * cmap was set to the source palette, so no change is done. | |
628 | * This avoids even more ifdefs in the next stanza | |
629 | */ | |
630 | #if defined(CONFIG_MPC823) | |
8f47d917 | 631 | cmap = (ushort *) &(cp->lcd_cmap[BMP_LOGO_OFFSET * sizeof(ushort)]); |
39cf4804 | 632 | #elif defined(CONFIG_ATMEL_LCD) |
203c37b8 | 633 | cmap = (uint *)configuration_get_cmap(); |
acb13868 | 634 | #else |
203c37b8 | 635 | cmap = configuration_get_cmap(); |
8655b6f8 WD |
636 | #endif |
637 | ||
638 | WATCHDOG_RESET(); | |
639 | ||
640 | /* Set color map */ | |
095407da | 641 | for (i = 0; i < ARRAY_SIZE(bmp_logo_palette); ++i) { |
8655b6f8 | 642 | ushort colreg = bmp_logo_palette[i]; |
39cf4804 SP |
643 | #ifdef CONFIG_ATMEL_LCD |
644 | uint lut_entry; | |
645 | #ifdef CONFIG_ATMEL_LCD_BGR555 | |
646 | lut_entry = ((colreg & 0x000F) << 11) | | |
8f47d917 NK |
647 | ((colreg & 0x00F0) << 2) | |
648 | ((colreg & 0x0F00) >> 7); | |
39cf4804 SP |
649 | #else /* CONFIG_ATMEL_LCD_RGB565 */ |
650 | lut_entry = ((colreg & 0x000F) << 1) | | |
8f47d917 NK |
651 | ((colreg & 0x00F0) << 3) | |
652 | ((colreg & 0x0F00) << 4); | |
39cf4804 SP |
653 | #endif |
654 | *(cmap + BMP_LOGO_OFFSET) = lut_entry; | |
655 | cmap++; | |
656 | #else /* !CONFIG_ATMEL_LCD */ | |
6d0f6bcf | 657 | #ifdef CONFIG_SYS_INVERT_COLORS |
8655b6f8 WD |
658 | *cmap++ = 0xffff - colreg; |
659 | #else | |
660 | *cmap++ = colreg; | |
661 | #endif | |
39cf4804 | 662 | #endif /* CONFIG_ATMEL_LCD */ |
8655b6f8 WD |
663 | } |
664 | ||
665 | WATCHDOG_RESET(); | |
666 | ||
8f47d917 NK |
667 | for (i = 0; i < BMP_LOGO_HEIGHT; ++i) { |
668 | memcpy(fb, bmap, BMP_LOGO_WIDTH); | |
8655b6f8 | 669 | bmap += BMP_LOGO_WIDTH; |
6b035141 | 670 | fb += panel_info.vl_col; |
8655b6f8 WD |
671 | } |
672 | } | |
673 | else { /* true color mode */ | |
acb13868 | 674 | u16 col16; |
317461c1 | 675 | fb16 = (ushort *)fb; |
8f47d917 NK |
676 | for (i = 0; i < BMP_LOGO_HEIGHT; ++i) { |
677 | for (j = 0; j < BMP_LOGO_WIDTH; j++) { | |
acb13868 AR |
678 | col16 = bmp_logo_palette[(bmap[j]-16)]; |
679 | fb16[j] = | |
680 | ((col16 & 0x000F) << 1) | | |
681 | ((col16 & 0x00F0) << 3) | | |
682 | ((col16 & 0x0F00) << 4); | |
8655b6f8 WD |
683 | } |
684 | bmap += BMP_LOGO_WIDTH; | |
685 | fb16 += panel_info.vl_col; | |
686 | } | |
687 | } | |
688 | ||
689 | WATCHDOG_RESET(); | |
9a8efc46 | 690 | lcd_sync(); |
8655b6f8 | 691 | } |
2b5cb3d3 AG |
692 | #else |
693 | static inline void bitmap_plot(int x, int y) {} | |
8655b6f8 WD |
694 | #endif /* CONFIG_LCD_LOGO */ |
695 | ||
696 | /*----------------------------------------------------------------------*/ | |
c3517f91 | 697 | #if defined(CONFIG_CMD_BMP) || defined(CONFIG_SPLASH_SCREEN) |
8655b6f8 WD |
698 | /* |
699 | * Display the BMP file located at address bmp_image. | |
700 | * Only uncompressed. | |
701 | */ | |
1ca298ce MW |
702 | |
703 | #ifdef CONFIG_SPLASH_SCREEN_ALIGN | |
704 | #define BMP_ALIGN_CENTER 0x7FFF | |
7c7e280a NK |
705 | |
706 | static void splash_align_axis(int *axis, unsigned long panel_size, | |
707 | unsigned long picture_size) | |
708 | { | |
709 | unsigned long panel_picture_delta = panel_size - picture_size; | |
710 | unsigned long axis_alignment; | |
711 | ||
712 | if (*axis == BMP_ALIGN_CENTER) | |
713 | axis_alignment = panel_picture_delta / 2; | |
714 | else if (*axis < 0) | |
715 | axis_alignment = panel_picture_delta + *axis + 1; | |
716 | else | |
717 | return; | |
718 | ||
719 | *axis = max(0, axis_alignment); | |
720 | } | |
1ca298ce MW |
721 | #endif |
722 | ||
45d7f525 TWHT |
723 | |
724 | #ifdef CONFIG_LCD_BMP_RLE8 | |
725 | ||
726 | #define BMP_RLE8_ESCAPE 0 | |
727 | #define BMP_RLE8_EOL 0 | |
728 | #define BMP_RLE8_EOBMP 1 | |
729 | #define BMP_RLE8_DELTA 2 | |
730 | ||
731 | static void draw_unencoded_bitmap(ushort **fbp, uchar *bmap, ushort *cmap, | |
732 | int cnt) | |
733 | { | |
734 | while (cnt > 0) { | |
735 | *(*fbp)++ = cmap[*bmap++]; | |
736 | cnt--; | |
737 | } | |
738 | } | |
739 | ||
740 | static void draw_encoded_bitmap(ushort **fbp, ushort c, int cnt) | |
741 | { | |
742 | ushort *fb = *fbp; | |
743 | int cnt_8copy = cnt >> 3; | |
744 | ||
745 | cnt -= cnt_8copy << 3; | |
746 | while (cnt_8copy > 0) { | |
747 | *fb++ = c; | |
748 | *fb++ = c; | |
749 | *fb++ = c; | |
750 | *fb++ = c; | |
751 | *fb++ = c; | |
752 | *fb++ = c; | |
753 | *fb++ = c; | |
754 | *fb++ = c; | |
755 | cnt_8copy--; | |
756 | } | |
757 | while (cnt > 0) { | |
758 | *fb++ = c; | |
759 | cnt--; | |
760 | } | |
6b035141 | 761 | *fbp = fb; |
45d7f525 TWHT |
762 | } |
763 | ||
764 | /* | |
6b035141 | 765 | * Do not call this function directly, must be called from lcd_display_bitmap. |
45d7f525 TWHT |
766 | */ |
767 | static void lcd_display_rle8_bitmap(bmp_image_t *bmp, ushort *cmap, uchar *fb, | |
768 | int x_off, int y_off) | |
769 | { | |
770 | uchar *bmap; | |
771 | ulong width, height; | |
772 | ulong cnt, runlen; | |
773 | int x, y; | |
774 | int decode = 1; | |
775 | ||
776 | width = le32_to_cpu(bmp->header.width); | |
777 | height = le32_to_cpu(bmp->header.height); | |
778 | bmap = (uchar *)bmp + le32_to_cpu(bmp->header.data_offset); | |
779 | ||
780 | x = 0; | |
781 | y = height - 1; | |
782 | ||
783 | while (decode) { | |
784 | if (bmap[0] == BMP_RLE8_ESCAPE) { | |
785 | switch (bmap[1]) { | |
786 | case BMP_RLE8_EOL: | |
787 | /* end of line */ | |
788 | bmap += 2; | |
789 | x = 0; | |
790 | y--; | |
791 | /* 16bpix, 2-byte per pixel, width should *2 */ | |
792 | fb -= (width * 2 + lcd_line_length); | |
793 | break; | |
794 | case BMP_RLE8_EOBMP: | |
795 | /* end of bitmap */ | |
796 | decode = 0; | |
797 | break; | |
798 | case BMP_RLE8_DELTA: | |
799 | /* delta run */ | |
800 | x += bmap[2]; | |
801 | y -= bmap[3]; | |
802 | /* 16bpix, 2-byte per pixel, x should *2 */ | |
803 | fb = (uchar *) (lcd_base + (y + y_off - 1) | |
804 | * lcd_line_length + (x + x_off) * 2); | |
805 | bmap += 4; | |
806 | break; | |
807 | default: | |
808 | /* unencoded run */ | |
809 | runlen = bmap[1]; | |
810 | bmap += 2; | |
811 | if (y < height) { | |
812 | if (x < width) { | |
813 | if (x + runlen > width) | |
814 | cnt = width - x; | |
815 | else | |
816 | cnt = runlen; | |
817 | draw_unencoded_bitmap( | |
818 | (ushort **)&fb, | |
819 | bmap, cmap, cnt); | |
820 | } | |
821 | x += runlen; | |
822 | } | |
823 | bmap += runlen; | |
824 | if (runlen & 1) | |
825 | bmap++; | |
826 | } | |
827 | } else { | |
828 | /* encoded run */ | |
829 | if (y < height) { | |
830 | runlen = bmap[0]; | |
831 | if (x < width) { | |
832 | /* aggregate the same code */ | |
833 | while (bmap[0] == 0xff && | |
834 | bmap[2] != BMP_RLE8_ESCAPE && | |
835 | bmap[1] == bmap[3]) { | |
836 | runlen += bmap[2]; | |
837 | bmap += 2; | |
838 | } | |
839 | if (x + runlen > width) | |
840 | cnt = width - x; | |
841 | else | |
842 | cnt = runlen; | |
843 | draw_encoded_bitmap((ushort **)&fb, | |
844 | cmap[bmap[1]], cnt); | |
845 | } | |
846 | x += runlen; | |
847 | } | |
848 | bmap += 2; | |
849 | } | |
850 | } | |
851 | } | |
852 | #endif | |
853 | ||
d23019f3 | 854 | #if defined(CONFIG_MPC823) || defined(CONFIG_MCC200) |
bfdcc65e | 855 | #define FB_PUT_BYTE(fb, from) *(fb)++ = (255 - *(from)++) |
d23019f3 AG |
856 | #else |
857 | #define FB_PUT_BYTE(fb, from) *(fb)++ = *(from)++ | |
bfdcc65e NK |
858 | #endif |
859 | ||
860 | #if defined(CONFIG_BMP_16BPP) | |
861 | #if defined(CONFIG_ATMEL_LCD_BGR555) | |
862 | static inline void fb_put_word(uchar **fb, uchar **from) | |
863 | { | |
864 | *(*fb)++ = (((*from)[0] & 0x1f) << 2) | ((*from)[1] & 0x03); | |
865 | *(*fb)++ = ((*from)[0] & 0xe0) | (((*from)[1] & 0x7c) >> 2); | |
866 | *from += 2; | |
867 | } | |
868 | #else | |
869 | static inline void fb_put_word(uchar **fb, uchar **from) | |
870 | { | |
871 | *(*fb)++ = *(*from)++; | |
872 | *(*fb)++ = *(*from)++; | |
873 | } | |
874 | #endif | |
875 | #endif /* CONFIG_BMP_16BPP */ | |
876 | ||
8655b6f8 WD |
877 | int lcd_display_bitmap(ulong bmp_image, int x, int y) |
878 | { | |
00cc5595 AG |
879 | #if !defined(CONFIG_MCC200) |
880 | ushort *cmap = NULL; | |
881 | #endif | |
882 | ushort *cmap_base = NULL; | |
8655b6f8 WD |
883 | ushort i, j; |
884 | uchar *fb; | |
885 | bmp_image_t *bmp=(bmp_image_t *)bmp_image; | |
886 | uchar *bmap; | |
fecac46c | 887 | ushort padded_width; |
b245e65e | 888 | unsigned long width, height, byte_width; |
e8143e72 | 889 | unsigned long pwidth = panel_info.vl_col; |
b245e65e | 890 | unsigned colors, bpix, bmp_bpix; |
8655b6f8 | 891 | |
6b035141 JH |
892 | if (!bmp || !(bmp->header.signature[0] == 'B' && |
893 | bmp->header.signature[1] == 'M')) { | |
8f47d917 NK |
894 | printf("Error: no valid bmp image at %lx\n", bmp_image); |
895 | ||
8655b6f8 | 896 | return 1; |
b245e65e | 897 | } |
8655b6f8 | 898 | |
8f47d917 NK |
899 | width = le32_to_cpu(bmp->header.width); |
900 | height = le32_to_cpu(bmp->header.height); | |
b245e65e GL |
901 | bmp_bpix = le16_to_cpu(bmp->header.bit_count); |
902 | colors = 1 << bmp_bpix; | |
8655b6f8 WD |
903 | |
904 | bpix = NBITS(panel_info.vl_bpix); | |
905 | ||
6b035141 | 906 | if (bpix != 1 && bpix != 8 && bpix != 16 && bpix != 32) { |
b245e65e GL |
907 | printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n", |
908 | bpix, bmp_bpix); | |
8f47d917 | 909 | |
8655b6f8 WD |
910 | return 1; |
911 | } | |
912 | ||
b245e65e | 913 | /* We support displaying 8bpp BMPs on 16bpp LCDs */ |
dad631cc | 914 | if (bpix != bmp_bpix && !(bmp_bpix == 8 && bpix == 16)) { |
8655b6f8 WD |
915 | printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n", |
916 | bpix, | |
917 | le16_to_cpu(bmp->header.bit_count)); | |
8f47d917 | 918 | |
8655b6f8 WD |
919 | return 1; |
920 | } | |
921 | ||
8f47d917 | 922 | debug("Display-bmp: %d x %d with %d colors\n", |
8655b6f8 WD |
923 | (int)width, (int)height, (int)colors); |
924 | ||
f6414714 WD |
925 | #if !defined(CONFIG_MCC200) |
926 | /* MCC200 LCD doesn't need CMAP, supports 1bpp b&w only */ | |
b245e65e | 927 | if (bmp_bpix == 8) { |
203c37b8 | 928 | cmap = configuration_get_cmap(); |
b245e65e GL |
929 | cmap_base = cmap; |
930 | ||
8655b6f8 | 931 | /* Set color map */ |
8f47d917 | 932 | for (i = 0; i < colors; ++i) { |
8655b6f8 | 933 | bmp_color_table_entry_t cte = bmp->color_table[i]; |
1464eff7 | 934 | #if !defined(CONFIG_ATMEL_LCD) |
8655b6f8 WD |
935 | ushort colreg = |
936 | ( ((cte.red) << 8) & 0xf800) | | |
59d80bf1 WD |
937 | ( ((cte.green) << 3) & 0x07e0) | |
938 | ( ((cte.blue) >> 3) & 0x001f) ; | |
6d0f6bcf | 939 | #ifdef CONFIG_SYS_INVERT_COLORS |
25d6712a | 940 | *cmap = 0xffff - colreg; |
8655b6f8 | 941 | #else |
25d6712a WD |
942 | *cmap = colreg; |
943 | #endif | |
b245e65e | 944 | #if defined(CONFIG_MPC823) |
25d6712a | 945 | cmap--; |
b245e65e GL |
946 | #else |
947 | cmap++; | |
1464eff7 MJ |
948 | #endif |
949 | #else /* CONFIG_ATMEL_LCD */ | |
950 | lcd_setcolreg(i, cte.red, cte.green, cte.blue); | |
8655b6f8 WD |
951 | #endif |
952 | } | |
953 | } | |
f6414714 | 954 | #endif |
8655b6f8 | 955 | |
e8143e72 WD |
956 | /* |
957 | * BMP format for Monochrome assumes that the state of a | |
958 | * pixel is described on a per Bit basis, not per Byte. | |
959 | * So, in case of Monochrome BMP we should align widths | |
960 | * on a byte boundary and convert them from Bit to Byte | |
961 | * units. | |
511d0c72 WD |
962 | * Probably, PXA250 and MPC823 process 1bpp BMP images in |
963 | * their own ways, so make the converting to be MCC200 | |
e8143e72 WD |
964 | * specific. |
965 | */ | |
966 | #if defined(CONFIG_MCC200) | |
8f47d917 | 967 | if (bpix == 1) { |
e8143e72 WD |
968 | width = ((width + 7) & ~7) >> 3; |
969 | x = ((x + 7) & ~7) >> 3; | |
970 | pwidth= ((pwidth + 7) & ~7) >> 3; | |
971 | } | |
972 | #endif | |
973 | ||
6b035141 | 974 | padded_width = (width & 0x3 ? (width & ~0x3) + 4 : width); |
1ca298ce MW |
975 | |
976 | #ifdef CONFIG_SPLASH_SCREEN_ALIGN | |
7c7e280a NK |
977 | splash_align_axis(&x, pwidth, width); |
978 | splash_align_axis(&y, panel_info.vl_row, height); | |
1ca298ce MW |
979 | #endif /* CONFIG_SPLASH_SCREEN_ALIGN */ |
980 | ||
8f47d917 | 981 | if ((x + width) > pwidth) |
e8143e72 | 982 | width = pwidth - x; |
8f47d917 | 983 | if ((y + height) > panel_info.vl_row) |
8655b6f8 WD |
984 | height = panel_info.vl_row - y; |
985 | ||
6b035141 | 986 | bmap = (uchar *) bmp + le32_to_cpu(bmp->header.data_offset); |
8655b6f8 | 987 | fb = (uchar *) (lcd_base + |
8d46d5b1 | 988 | (y + height - 1) * lcd_line_length + x * bpix / 8); |
a303dfb0 | 989 | |
b245e65e | 990 | switch (bmp_bpix) { |
a303dfb0 MJ |
991 | case 1: /* pass through */ |
992 | case 8: | |
45d7f525 TWHT |
993 | #ifdef CONFIG_LCD_BMP_RLE8 |
994 | if (le32_to_cpu(bmp->header.compression) == BMP_BI_RLE8) { | |
995 | if (bpix != 16) { | |
996 | /* TODO implement render code for bpix != 16 */ | |
997 | printf("Error: only support 16 bpix"); | |
998 | return 1; | |
999 | } | |
1000 | lcd_display_rle8_bitmap(bmp, cmap_base, fb, x, y); | |
1001 | break; | |
1002 | } | |
1003 | #endif | |
1004 | ||
b245e65e GL |
1005 | if (bpix != 16) |
1006 | byte_width = width; | |
1007 | else | |
1008 | byte_width = width * 2; | |
1009 | ||
a303dfb0 MJ |
1010 | for (i = 0; i < height; ++i) { |
1011 | WATCHDOG_RESET(); | |
b245e65e GL |
1012 | for (j = 0; j < width; j++) { |
1013 | if (bpix != 16) { | |
bfdcc65e | 1014 | FB_PUT_BYTE(fb, bmap); |
b245e65e GL |
1015 | } else { |
1016 | *(uint16_t *)fb = cmap_base[*(bmap++)]; | |
1017 | fb += sizeof(uint16_t) / sizeof(*fb); | |
1018 | } | |
1019 | } | |
fecac46c | 1020 | bmap += (padded_width - width); |
6b035141 | 1021 | fb -= byte_width + lcd_line_length; |
a303dfb0 MJ |
1022 | } |
1023 | break; | |
1024 | ||
1025 | #if defined(CONFIG_BMP_16BPP) | |
1026 | case 16: | |
1027 | for (i = 0; i < height; ++i) { | |
1028 | WATCHDOG_RESET(); | |
bfdcc65e NK |
1029 | for (j = 0; j < width; j++) |
1030 | fb_put_word(&fb, &bmap); | |
1031 | ||
fecac46c | 1032 | bmap += (padded_width - width) * 2; |
6b035141 | 1033 | fb -= width * 2 + lcd_line_length; |
a303dfb0 MJ |
1034 | } |
1035 | break; | |
1036 | #endif /* CONFIG_BMP_16BPP */ | |
1037 | ||
fb6a9aab DL |
1038 | #if defined(CONFIG_BMP_32BPP) |
1039 | case 32: | |
1040 | for (i = 0; i < height; ++i) { | |
1041 | for (j = 0; j < width; j++) { | |
1042 | *(fb++) = *(bmap++); | |
1043 | *(fb++) = *(bmap++); | |
1044 | *(fb++) = *(bmap++); | |
1045 | *(fb++) = *(bmap++); | |
1046 | } | |
6b035141 | 1047 | fb -= lcd_line_length + width * (bpix / 8); |
fb6a9aab DL |
1048 | } |
1049 | break; | |
1050 | #endif /* CONFIG_BMP_32BPP */ | |
a303dfb0 MJ |
1051 | default: |
1052 | break; | |
1053 | }; | |
8655b6f8 | 1054 | |
9a8efc46 | 1055 | lcd_sync(); |
8f47d917 | 1056 | return 0; |
8655b6f8 | 1057 | } |
c3517f91 | 1058 | #endif |
8655b6f8 | 1059 | |
8f47d917 | 1060 | static void *lcd_logo(void) |
8655b6f8 | 1061 | { |
8655b6f8 WD |
1062 | #ifdef CONFIG_SPLASH_SCREEN |
1063 | char *s; | |
1064 | ulong addr; | |
1065 | static int do_splash = 1; | |
1066 | ||
1067 | if (do_splash && (s = getenv("splashimage")) != NULL) { | |
1ca298ce | 1068 | int x = 0, y = 0; |
8655b6f8 WD |
1069 | do_splash = 0; |
1070 | ||
581bb419 | 1071 | if (splash_screen_prepare()) |
dd4425e8 | 1072 | return (void *)lcd_base; |
581bb419 | 1073 | |
1ca298ce | 1074 | addr = simple_strtoul (s, NULL, 16); |
ff8fb56b AG |
1075 | |
1076 | splash_get_pos(&x, &y); | |
1ca298ce | 1077 | |
d3a555ed | 1078 | if (bmp_display(addr, x, y) == 0) |
8f47d917 | 1079 | return (void *)lcd_base; |
8655b6f8 WD |
1080 | } |
1081 | #endif /* CONFIG_SPLASH_SCREEN */ | |
1082 | ||
2b5cb3d3 | 1083 | bitmap_plot(0, 0); |
8655b6f8 | 1084 | |
6b59e03e HS |
1085 | #ifdef CONFIG_LCD_INFO |
1086 | console_col = LCD_INFO_X / VIDEO_FONT_WIDTH; | |
1087 | console_row = LCD_INFO_Y / VIDEO_FONT_HEIGHT; | |
1088 | lcd_show_board_info(); | |
1089 | #endif /* CONFIG_LCD_INFO */ | |
39cf4804 | 1090 | |
88804d19 | 1091 | #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) |
8f47d917 | 1092 | return (void *)((ulong)lcd_base + BMP_LOGO_HEIGHT * lcd_line_length); |
8655b6f8 | 1093 | #else |
8f47d917 | 1094 | return (void *)lcd_base; |
6b035141 | 1095 | #endif /* CONFIG_LCD_LOGO && !defined(CONFIG_LCD_INFO_BELOW_LOGO) */ |
8655b6f8 WD |
1096 | } |
1097 | ||
c0880485 NK |
1098 | #ifdef CONFIG_SPLASHIMAGE_GUARD |
1099 | static int on_splashimage(const char *name, const char *value, enum env_op op, | |
1100 | int flags) | |
1101 | { | |
1102 | ulong addr; | |
1103 | int aligned; | |
1104 | ||
1105 | if (op == env_op_delete) | |
1106 | return 0; | |
1107 | ||
1108 | addr = simple_strtoul(value, NULL, 16); | |
1109 | /* See README.displaying-bmps */ | |
1110 | aligned = (addr % 4 == 2); | |
1111 | if (!aligned) { | |
1112 | printf("Invalid splashimage value. Value must be 16 bit aligned, but not 32 bit aligned\n"); | |
1113 | return -1; | |
1114 | } | |
1115 | ||
1116 | return 0; | |
1117 | } | |
1118 | ||
1119 | U_BOOT_ENV_CALLBACK(splashimage, on_splashimage); | |
1120 | #endif | |
1121 | ||
395166cf VB |
1122 | void lcd_position_cursor(unsigned col, unsigned row) |
1123 | { | |
1124 | console_col = min(col, CONSOLE_COLS - 1); | |
1125 | console_row = min(row, CONSOLE_ROWS - 1); | |
1126 | } | |
1127 | ||
1128 | int lcd_get_pixel_width(void) | |
1129 | { | |
1130 | return panel_info.vl_col; | |
1131 | } | |
1132 | ||
1133 | int lcd_get_pixel_height(void) | |
1134 | { | |
1135 | return panel_info.vl_row; | |
1136 | } | |
1137 | ||
1138 | int lcd_get_screen_rows(void) | |
1139 | { | |
1140 | return CONSOLE_ROWS; | |
1141 | } | |
1142 | ||
1143 | int lcd_get_screen_columns(void) | |
1144 | { | |
1145 | return CONSOLE_COLS; | |
1146 | } | |
6a195d2d SW |
1147 | |
1148 | #if defined(CONFIG_LCD_DT_SIMPLEFB) | |
1149 | static int lcd_dt_simplefb_configure_node(void *blob, int off) | |
1150 | { | |
1151 | u32 stride; | |
1152 | fdt32_t cells[2]; | |
1153 | int ret; | |
5af7d0f0 | 1154 | static const char format[] = |
6a195d2d SW |
1155 | #if LCD_BPP == LCD_COLOR16 |
1156 | "r5g6b5"; | |
1157 | #else | |
1158 | ""; | |
1159 | #endif | |
1160 | ||
1161 | if (!format[0]) | |
1162 | return -1; | |
1163 | ||
1164 | stride = panel_info.vl_col * 2; | |
1165 | ||
1166 | cells[0] = cpu_to_fdt32(gd->fb_base); | |
1167 | cells[1] = cpu_to_fdt32(stride * panel_info.vl_row); | |
1168 | ret = fdt_setprop(blob, off, "reg", cells, sizeof(cells[0]) * 2); | |
1169 | if (ret < 0) | |
1170 | return -1; | |
1171 | ||
1172 | cells[0] = cpu_to_fdt32(panel_info.vl_col); | |
1173 | ret = fdt_setprop(blob, off, "width", cells, sizeof(cells[0])); | |
1174 | if (ret < 0) | |
1175 | return -1; | |
1176 | ||
1177 | cells[0] = cpu_to_fdt32(panel_info.vl_row); | |
1178 | ret = fdt_setprop(blob, off, "height", cells, sizeof(cells[0])); | |
1179 | if (ret < 0) | |
1180 | return -1; | |
1181 | ||
1182 | cells[0] = cpu_to_fdt32(stride); | |
1183 | ret = fdt_setprop(blob, off, "stride", cells, sizeof(cells[0])); | |
1184 | if (ret < 0) | |
1185 | return -1; | |
1186 | ||
1187 | ret = fdt_setprop(blob, off, "format", format, strlen(format) + 1); | |
1188 | if (ret < 0) | |
1189 | return -1; | |
1190 | ||
1191 | ret = fdt_delprop(blob, off, "status"); | |
1192 | if (ret < 0) | |
1193 | return -1; | |
1194 | ||
1195 | return 0; | |
1196 | } | |
1197 | ||
1198 | int lcd_dt_simplefb_add_node(void *blob) | |
1199 | { | |
5af7d0f0 SW |
1200 | static const char compat[] = "simple-framebuffer"; |
1201 | static const char disabled[] = "disabled"; | |
6a195d2d SW |
1202 | int off, ret; |
1203 | ||
1204 | off = fdt_add_subnode(blob, 0, "framebuffer"); | |
1205 | if (off < 0) | |
1206 | return -1; | |
1207 | ||
1208 | ret = fdt_setprop(blob, off, "status", disabled, sizeof(disabled)); | |
1209 | if (ret < 0) | |
1210 | return -1; | |
1211 | ||
1212 | ret = fdt_setprop(blob, off, "compatible", compat, sizeof(compat)); | |
1213 | if (ret < 0) | |
1214 | return -1; | |
1215 | ||
1216 | return lcd_dt_simplefb_configure_node(blob, off); | |
1217 | } | |
1218 | ||
1219 | int lcd_dt_simplefb_enable_existing_node(void *blob) | |
1220 | { | |
1221 | int off; | |
1222 | ||
1223 | off = fdt_node_offset_by_compatible(blob, -1, "simple-framebuffer"); | |
1224 | if (off < 0) | |
1225 | return -1; | |
1226 | ||
1227 | return lcd_dt_simplefb_configure_node(blob, off); | |
1228 | } | |
1229 | #endif |