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8655b6f8
WD		 1/*
2 * Common LCD routines for supported CPUs
3 *
4 * (C) Copyright 2001-2002
5 * Wolfgang Denk, DENX Software Engineering -- wd@denx.de
6 *
7 * See file CREDITS for list of people who contributed to this
8 * project.
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
23 * MA 02111-1307 USA
24 */
25
26/************************************************************************/
27/* ** HEADER FILES */
28/************************************************************************/
29
30/* #define DEBUG */
31
32#include <config.h>
33#include <common.h>
34#include <command.h>
8655b6f8
WD		 35#include <stdarg.h>
36#include <linux/types.h>
52cb4d4f 37#include <stdio_dev.h>
8655b6f8
WD		 38#if defined(CONFIG_POST)
39#include <post.h>
40#endif
41#include <lcd.h>
8b0bfc68 42#include <watchdog.h>
8655b6f8
WD		 43
44#if defined(CONFIG_PXA250)
45#include <asm/byteorder.h>
46#endif
47
48#if defined(CONFIG_MPC823)
8655b6f8
WD		 49#include <lcdvideo.h>
50#endif
51
39cf4804
SP		 52#if defined(CONFIG_ATMEL_LCD)
53#include <atmel_lcdc.h>
39cf4804
SP		 54#endif
55
8655b6f8
WD		 56/************************************************************************/
57/* ** FONT DATA */
58/************************************************************************/
59#include <video_font.h> /* Get font data, width and height */
60
88804d19
WD		 61/************************************************************************/
62/* ** LOGO DATA */
63/************************************************************************/
64#ifdef CONFIG_LCD_LOGO
65# include <bmp_logo.h> /* Get logo data, width and height */
66# if (CONSOLE_COLOR_WHITE >= BMP_LOGO_OFFSET)
67# error Default Color Map overlaps with Logo Color Map
68# endif
69#endif
8655b6f8 70
d87080b7
WD		 71DECLARE_GLOBAL_DATA_PTR;
72
8655b6f8
WD		 73ulong lcd_setmem (ulong addr);
74
75static void lcd_drawchars (ushort x, ushort y, uchar *str, int count);
76static inline void lcd_puts_xy (ushort x, ushort y, uchar *s);
77static inline void lcd_putc_xy (ushort x, ushort y, uchar c);
78
79static int lcd_init (void *lcdbase);
80
81static int lcd_clear (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]);
8655b6f8
WD		 82static void *lcd_logo (void);
83
8655b6f8
WD		 84static int lcd_getbgcolor (void);
85static void lcd_setfgcolor (int color);
86static void lcd_setbgcolor (int color);
87
88char lcd_is_enabled = 0;
8655b6f8
WD		 89
90#ifdef NOT_USED_SO_FAR
91static void lcd_getcolreg (ushort regno,
92 ushort *red, ushort *green, ushort *blue);
93static int lcd_getfgcolor (void);
94#endif /* NOT_USED_SO_FAR */
95
96/************************************************************************/
97
98/*----------------------------------------------------------------------*/
99
100static void console_scrollup (void)
101{
8655b6f8
WD		 102 /* Copy up rows ignoring the first one */
103 memcpy (CONSOLE_ROW_FIRST, CONSOLE_ROW_SECOND, CONSOLE_SCROLL_SIZE);
104
105 /* Clear the last one */
106 memset (CONSOLE_ROW_LAST, COLOR_MASK(lcd_color_bg), CONSOLE_ROW_SIZE);
8655b6f8
WD		 107}
108
109/*----------------------------------------------------------------------*/
110
111static inline void console_back (void)
112{
113 if (--console_col < 0) {
114 console_col = CONSOLE_COLS-1 ;
115 if (--console_row < 0) {
116 console_row = 0;
117 }
118 }
119
120 lcd_putc_xy (console_col * VIDEO_FONT_WIDTH,
121 console_row * VIDEO_FONT_HEIGHT,
122 ' ');
123}
124
125/*----------------------------------------------------------------------*/
126
127static inline void console_newline (void)
128{
129 ++console_row;
130 console_col = 0;
131
132 /* Check if we need to scroll the terminal */
133 if (console_row >= CONSOLE_ROWS) {
134 /* Scroll everything up */
135 console_scrollup () ;
136 --console_row;
137 }
138}
139
140/*----------------------------------------------------------------------*/
141
142void lcd_putc (const char c)
143{
144 if (!lcd_is_enabled) {
145 serial_putc(c);
146 return;
147 }
148
149 switch (c) {
150 case '\r': console_col = 0;
151 return;
152
153 case '\n': console_newline();
154 return;
155
156 case '\t': /* Tab (8 chars alignment) */
6bcb4b80 157 console_col += 8;
8655b6f8
WD		 158 console_col &= ~7;
159
160 if (console_col >= CONSOLE_COLS) {
161 console_newline();
162 }
163 return;
164
165 case '\b': console_back();
166 return;
167
168 default: lcd_putc_xy (console_col * VIDEO_FONT_WIDTH,
169 console_row * VIDEO_FONT_HEIGHT,
170 c);
171 if (++console_col >= CONSOLE_COLS) {
172 console_newline();
173 }
174 return;
175 }
176 /* NOTREACHED */
177}
178
179/*----------------------------------------------------------------------*/
180
181void lcd_puts (const char *s)
182{
183 if (!lcd_is_enabled) {
184 serial_puts (s);
185 return;
186 }
187
188 while (*s) {
189 lcd_putc (*s++);
190 }
191}
192
15b17ab5
HS		 193/*----------------------------------------------------------------------*/
194
195void lcd_printf(const char *fmt, ...)
196{
197 va_list args;
198 char buf[CONFIG_SYS_PBSIZE];
199
200 va_start(args, fmt);
201 vsprintf(buf, fmt, args);
202 va_end(args);
203
204 lcd_puts(buf);
205}
206
8655b6f8
WD		 207/************************************************************************/
208/* ** Low-Level Graphics Routines */
209/************************************************************************/
210
211static void lcd_drawchars (ushort x, ushort y, uchar *str, int count)
212{
213 uchar *dest;
214 ushort off, row;
215
216 dest = (uchar *)(lcd_base + y * lcd_line_length + x * (1 << LCD_BPP) / 8);
217 off = x * (1 << LCD_BPP) % 8;
218
219 for (row=0; row < VIDEO_FONT_HEIGHT; ++row, dest += lcd_line_length) {
220 uchar *s = str;
221 uchar *d = dest;
222 int i;
223
224#if LCD_BPP == LCD_MONOCHROME
225 uchar rest = *d & -(1 << (8-off));
226 uchar sym;
227#endif
228 for (i=0; i<count; ++i) {
229 uchar c, bits;
230
231 c = *s++;
232 bits = video_fontdata[c * VIDEO_FONT_HEIGHT + row];
233
234#if LCD_BPP == LCD_MONOCHROME
235 sym = (COLOR_MASK(lcd_color_fg) & bits) |
236 (COLOR_MASK(lcd_color_bg) & ~bits);
237
238 *d++ = rest | (sym >> off);
239 rest = sym << (8-off);
240#elif LCD_BPP == LCD_COLOR8
241 for (c=0; c<8; ++c) {
242 *d++ = (bits & 0x80) ?
243 lcd_color_fg : lcd_color_bg;
244 bits <<= 1;
245 }
246#elif LCD_BPP == LCD_COLOR16
247 for (c=0; c<16; ++c) {
248 *d++ = (bits & 0x80) ?
249 lcd_color_fg : lcd_color_bg;
250 bits <<= 1;
251 }
252#endif
253 }
254#if LCD_BPP == LCD_MONOCHROME
255 *d = rest | (*d & ((1 << (8-off)) - 1));
256#endif
257 }
258}
259
260/*----------------------------------------------------------------------*/
261
262static inline void lcd_puts_xy (ushort x, ushort y, uchar *s)
263{
88804d19 264#if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO)
77ddac94 265 lcd_drawchars (x, y+BMP_LOGO_HEIGHT, s, strlen ((char *)s));
8655b6f8 266#else
77ddac94 267 lcd_drawchars (x, y, s, strlen ((char *)s));
8655b6f8
WD		 268#endif
269}
270
271/*----------------------------------------------------------------------*/
272
273static inline void lcd_putc_xy (ushort x, ushort y, uchar c)
274{
88804d19 275#if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO)
8655b6f8
WD		 276 lcd_drawchars (x, y+BMP_LOGO_HEIGHT, &c, 1);
277#else
278 lcd_drawchars (x, y, &c, 1);
279#endif
280}
281
282/************************************************************************/
283/** Small utility to check that you got the colours right */
284/************************************************************************/
285#ifdef LCD_TEST_PATTERN
286
287#define N_BLK_VERT 2
288#define N_BLK_HOR 3
289
290static int test_colors[N_BLK_HOR*N_BLK_VERT] = {
291 CONSOLE_COLOR_RED, CONSOLE_COLOR_GREEN, CONSOLE_COLOR_YELLOW,
292 CONSOLE_COLOR_BLUE, CONSOLE_COLOR_MAGENTA, CONSOLE_COLOR_CYAN,
293};
294
295static void test_pattern (void)
296{
297 ushort v_max = panel_info.vl_row;
298 ushort h_max = panel_info.vl_col;
299 ushort v_step = (v_max + N_BLK_VERT - 1) / N_BLK_VERT;
300 ushort h_step = (h_max + N_BLK_HOR - 1) / N_BLK_HOR;
301 ushort v, h;
302 uchar *pix = (uchar *)lcd_base;
303
304 printf ("[LCD] Test Pattern: %d x %d [%d x %d]\n",
305 h_max, v_max, h_step, v_step);
306
307 /* WARNING: Code silently assumes 8bit/pixel */
308 for (v=0; v<v_max; ++v) {
309 uchar iy = v / v_step;
310 for (h=0; h<h_max; ++h) {
311 uchar ix = N_BLK_HOR * iy + (h/h_step);
312 *pix++ = test_colors[ix];
313 }
314 }
315}
316#endif /* LCD_TEST_PATTERN */
317
318
319/************************************************************************/
320/* ** GENERIC Initialization Routines */
321/************************************************************************/
322
323int drv_lcd_init (void)
324{
52cb4d4f 325 struct stdio_dev lcddev;
8655b6f8
WD		 326 int rc;
327
328 lcd_base = (void *)(gd->fb_base);
329
330 lcd_line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8;
331
332 lcd_init (lcd_base); /* LCD initialization */
333
334 /* Device initialization */
335 memset (&lcddev, 0, sizeof (lcddev));
336
337 strcpy (lcddev.name, "lcd");
338 lcddev.ext = 0; /* No extensions */
339 lcddev.flags = DEV_FLAGS_OUTPUT; /* Output only */
340 lcddev.putc = lcd_putc; /* 'putc' function */
341 lcddev.puts = lcd_puts; /* 'puts' function */
342
52cb4d4f 343 rc = stdio_register (&lcddev);
8655b6f8
WD		 344
345 return (rc == 0) ? 1 : rc;
346}
347
348/*----------------------------------------------------------------------*/
349static int lcd_clear (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
350{
351#if LCD_BPP == LCD_MONOCHROME
352 /* Setting the palette */
353 lcd_initcolregs();
354
355#elif LCD_BPP == LCD_COLOR8
356 /* Setting the palette */
357 lcd_setcolreg (CONSOLE_COLOR_BLACK, 0, 0, 0);
358 lcd_setcolreg (CONSOLE_COLOR_RED, 0xFF, 0, 0);
359 lcd_setcolreg (CONSOLE_COLOR_GREEN, 0, 0xFF, 0);
360 lcd_setcolreg (CONSOLE_COLOR_YELLOW, 0xFF, 0xFF, 0);
361 lcd_setcolreg (CONSOLE_COLOR_BLUE, 0, 0, 0xFF);
362 lcd_setcolreg (CONSOLE_COLOR_MAGENTA, 0xFF, 0, 0xFF);
363 lcd_setcolreg (CONSOLE_COLOR_CYAN, 0, 0xFF, 0xFF);
364 lcd_setcolreg (CONSOLE_COLOR_GREY, 0xAA, 0xAA, 0xAA);
365 lcd_setcolreg (CONSOLE_COLOR_WHITE, 0xFF, 0xFF, 0xFF);
366#endif
367
6d0f6bcf 368#ifndef CONFIG_SYS_WHITE_ON_BLACK
8655b6f8
WD		 369 lcd_setfgcolor (CONSOLE_COLOR_BLACK);
370 lcd_setbgcolor (CONSOLE_COLOR_WHITE);
371#else
372 lcd_setfgcolor (CONSOLE_COLOR_WHITE);
373 lcd_setbgcolor (CONSOLE_COLOR_BLACK);
6d0f6bcf 374#endif /* CONFIG_SYS_WHITE_ON_BLACK */
8655b6f8
WD		 375
376#ifdef LCD_TEST_PATTERN
377 test_pattern();
378#else
379 /* set framebuffer to background color */
380 memset ((char *)lcd_base,
381 COLOR_MASK(lcd_getbgcolor()),
382 lcd_line_length*panel_info.vl_row);
383#endif
384 /* Paint the logo and retrieve LCD base address */
385 debug ("[LCD] Drawing the logo...\n");
386 lcd_console_address = lcd_logo ();
387
388 console_col = 0;
389 console_row = 0;
390
391 return (0);
392}
393
394U_BOOT_CMD(
395 cls, 1, 1, lcd_clear,
2fb2604d 396 "clear screen",
a89c33db 397 ""
8655b6f8
WD		 398);
399
400/*----------------------------------------------------------------------*/
401
402static int lcd_init (void *lcdbase)
403{
404 /* Initialize the lcd controller */
405 debug ("[LCD] Initializing LCD frambuffer at %p\n", lcdbase);
406
407 lcd_ctrl_init (lcdbase);
6f93d2b8 408 lcd_is_enabled = 1;
8655b6f8
WD		 409 lcd_clear (NULL, 1, 1, NULL); /* dummy args */
410 lcd_enable ();
411
412 /* Initialize the console */
413 console_col = 0;
88804d19 414#ifdef CONFIG_LCD_INFO_BELOW_LOGO
8655b6f8
WD		 415 console_row = 7 + BMP_LOGO_HEIGHT / VIDEO_FONT_HEIGHT;
416#else
417 console_row = 1; /* leave 1 blank line below logo */
418#endif
8655b6f8
WD		 419
420 return 0;
421}
422
423
424/************************************************************************/
425/* ** ROM capable initialization part - needed to reserve FB memory */
426/************************************************************************/
427/*
428 * This is called early in the system initialization to grab memory
429 * for the LCD controller.
430 * Returns new address for monitor, after reserving LCD buffer memory
431 *
432 * Note that this is running from ROM, so no write access to global data.
433 */
434ulong lcd_setmem (ulong addr)
435{
436 ulong size;
437 int line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8;
438
439 debug ("LCD panel info: %d x %d, %d bit/pix\n",
440 panel_info.vl_col, panel_info.vl_row, NBITS (panel_info.vl_bpix) );
441
442 size = line_length * panel_info.vl_row;
443
444 /* Round up to nearest full page */
445 size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
446
447 /* Allocate pages for the frame buffer. */
448 addr -= size;
449
450 debug ("Reserving %ldk for LCD Framebuffer at: %08lx\n", size>>10, addr);
451
452 return (addr);
453}
454
455/*----------------------------------------------------------------------*/
456
457static void lcd_setfgcolor (int color)
458{
39cf4804 459 lcd_color_fg = color;
8655b6f8
WD		 460}
461
462/*----------------------------------------------------------------------*/
463
464static void lcd_setbgcolor (int color)
465{
39cf4804 466 lcd_color_bg = color;
8655b6f8
WD		 467}
468
469/*----------------------------------------------------------------------*/
470
471#ifdef NOT_USED_SO_FAR
472static int lcd_getfgcolor (void)
473{
474 return lcd_color_fg;
475}
476#endif /* NOT_USED_SO_FAR */
477
478/*----------------------------------------------------------------------*/
479
480static int lcd_getbgcolor (void)
481{
482 return lcd_color_bg;
483}
484
485/*----------------------------------------------------------------------*/
486
487/************************************************************************/
488/* ** Chipset depending Bitmap / Logo stuff... */
489/************************************************************************/
490#ifdef CONFIG_LCD_LOGO
491void bitmap_plot (int x, int y)
492{
39cf4804
SP		 493#ifdef CONFIG_ATMEL_LCD
494 uint *cmap;
495#else
8655b6f8 496 ushort *cmap;
39cf4804 497#endif
8655b6f8
WD		 498 ushort i, j;
499 uchar *bmap;
500 uchar *fb;
501 ushort *fb16;
502#if defined(CONFIG_PXA250)
503 struct pxafb_info *fbi = &panel_info.pxa;
504#elif defined(CONFIG_MPC823)
6d0f6bcf 505 volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
8655b6f8
WD		 506 volatile cpm8xx_t *cp = &(immr->im_cpm);
507#endif
508
509 debug ("Logo: width %d height %d colors %d cmap %d\n",
510 BMP_LOGO_WIDTH, BMP_LOGO_HEIGHT, BMP_LOGO_COLORS,
b64f190b 511 (int)(sizeof(bmp_logo_palette)/(sizeof(ushort))));
8655b6f8
WD		 512
513 bmap = &bmp_logo_bitmap[0];
77ddac94 514 fb = (uchar *)(lcd_base + y * lcd_line_length + x);
8655b6f8
WD		 515
516 if (NBITS(panel_info.vl_bpix) < 12) {
517 /* Leave room for default color map */
518#if defined(CONFIG_PXA250)
519 cmap = (ushort *)fbi->palette;
520#elif defined(CONFIG_MPC823)
521 cmap = (ushort *)&(cp->lcd_cmap[BMP_LOGO_OFFSET*sizeof(ushort)]);
39cf4804
SP		 522#elif defined(CONFIG_ATMEL_LCD)
523 cmap = (uint *) (panel_info.mmio + ATMEL_LCDC_LUT(0));
8655b6f8
WD		 524#endif
525
526 WATCHDOG_RESET();
527
528 /* Set color map */
529 for (i=0; i<(sizeof(bmp_logo_palette)/(sizeof(ushort))); ++i) {
530 ushort colreg = bmp_logo_palette[i];
39cf4804
SP		 531#ifdef CONFIG_ATMEL_LCD
532 uint lut_entry;
533#ifdef CONFIG_ATMEL_LCD_BGR555
534 lut_entry = ((colreg & 0x000F) << 11) |
535 ((colreg & 0x00F0) << 2) |
536 ((colreg & 0x0F00) >> 7);
537#else /* CONFIG_ATMEL_LCD_RGB565 */
538 lut_entry = ((colreg & 0x000F) << 1) |
539 ((colreg & 0x00F0) << 3) |
540 ((colreg & 0x0F00) << 4);
541#endif
542 *(cmap + BMP_LOGO_OFFSET) = lut_entry;
543 cmap++;
544#else /* !CONFIG_ATMEL_LCD */
6d0f6bcf 545#ifdef CONFIG_SYS_INVERT_COLORS
8655b6f8
WD		 546 *cmap++ = 0xffff - colreg;
547#else
548 *cmap++ = colreg;
549#endif
39cf4804 550#endif /* CONFIG_ATMEL_LCD */
8655b6f8
WD		 551 }
552
553 WATCHDOG_RESET();
554
555 for (i=0; i<BMP_LOGO_HEIGHT; ++i) {
556 memcpy (fb, bmap, BMP_LOGO_WIDTH);
557 bmap += BMP_LOGO_WIDTH;
558 fb += panel_info.vl_col;
559 }
560 }
561 else { /* true color mode */
562 fb16 = (ushort *)(lcd_base + y * lcd_line_length + x);
563 for (i=0; i<BMP_LOGO_HEIGHT; ++i) {
564 for (j=0; j<BMP_LOGO_WIDTH; j++) {
565 fb16[j] = bmp_logo_palette[(bmap[j])];
566 }
567 bmap += BMP_LOGO_WIDTH;
568 fb16 += panel_info.vl_col;
569 }
570 }
571
572 WATCHDOG_RESET();
573}
574#endif /* CONFIG_LCD_LOGO */
575
576/*----------------------------------------------------------------------*/
c3517f91 577#if defined(CONFIG_CMD_BMP) || defined(CONFIG_SPLASH_SCREEN)
8655b6f8
WD		 578/*
579 * Display the BMP file located at address bmp_image.
580 * Only uncompressed.
581 */
1ca298ce
MW		 582
583#ifdef CONFIG_SPLASH_SCREEN_ALIGN
584#define BMP_ALIGN_CENTER 0x7FFF
585#endif
586
8655b6f8
WD		 587int lcd_display_bitmap(ulong bmp_image, int x, int y)
588{
00cc5595
AG		 589#if !defined(CONFIG_MCC200)
590 ushort *cmap = NULL;
591#endif
592 ushort *cmap_base = NULL;
8655b6f8
WD		 593 ushort i, j;
594 uchar *fb;
595 bmp_image_t *bmp=(bmp_image_t *)bmp_image;
596 uchar *bmap;
597 ushort padded_line;
b245e65e 598 unsigned long width, height, byte_width;
e8143e72 599 unsigned long pwidth = panel_info.vl_col;
b245e65e 600 unsigned colors, bpix, bmp_bpix;
8655b6f8
WD		 601 unsigned long compression;
602#if defined(CONFIG_PXA250)
603 struct pxafb_info *fbi = &panel_info.pxa;
604#elif defined(CONFIG_MPC823)
6d0f6bcf 605 volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
8655b6f8
WD		 606 volatile cpm8xx_t *cp = &(immr->im_cpm);
607#endif
608
609 if (!((bmp->header.signature[0]=='B') &&
610 (bmp->header.signature[1]=='M'))) {
611 printf ("Error: no valid bmp image at %lx\n", bmp_image);
612 return 1;
b245e65e 613 }
8655b6f8
WD		 614
615 width = le32_to_cpu (bmp->header.width);
616 height = le32_to_cpu (bmp->header.height);
b245e65e
GL		 617 bmp_bpix = le16_to_cpu(bmp->header.bit_count);
618 colors = 1 << bmp_bpix;
8655b6f8
WD		 619 compression = le32_to_cpu (bmp->header.compression);
620
621 bpix = NBITS(panel_info.vl_bpix);
622
a303dfb0 623 if ((bpix != 1) && (bpix != 8) && (bpix != 16)) {
b245e65e
GL		 624 printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n",
625 bpix, bmp_bpix);
8655b6f8
WD		 626 return 1;
627 }
628
b245e65e
GL		 629 /* We support displaying 8bpp BMPs on 16bpp LCDs */
630 if (bpix != bmp_bpix && (bmp_bpix != 8 || bpix != 16)) {
8655b6f8
WD		 631 printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n",
632 bpix,
633 le16_to_cpu(bmp->header.bit_count));
634 return 1;
635 }
636
637 debug ("Display-bmp: %d x %d with %d colors\n",
638 (int)width, (int)height, (int)colors);
639
f6414714
WD		 640#if !defined(CONFIG_MCC200)
641 /* MCC200 LCD doesn't need CMAP, supports 1bpp b&w only */
b245e65e 642 if (bmp_bpix == 8) {
8655b6f8
WD		 643#if defined(CONFIG_PXA250)
644 cmap = (ushort *)fbi->palette;
645#elif defined(CONFIG_MPC823)
646 cmap = (ushort *)&(cp->lcd_cmap[255*sizeof(ushort)]);
b245e65e
GL		 647#elif !defined(CONFIG_ATMEL_LCD)
648 cmap = panel_info.cmap;
8655b6f8
WD		 649#endif
650
b245e65e
GL		 651 cmap_base = cmap;
652
8655b6f8
WD		 653 /* Set color map */
654 for (i=0; i<colors; ++i) {
655 bmp_color_table_entry_t cte = bmp->color_table[i];
1464eff7 656#if !defined(CONFIG_ATMEL_LCD)
8655b6f8
WD		 657 ushort colreg =
658 ( ((cte.red) << 8) & 0xf800) |
59d80bf1
WD		 659 ( ((cte.green) << 3) & 0x07e0) |
660 ( ((cte.blue) >> 3) & 0x001f) ;
6d0f6bcf 661#ifdef CONFIG_SYS_INVERT_COLORS
25d6712a 662 *cmap = 0xffff - colreg;
8655b6f8 663#else
25d6712a
WD		 664 *cmap = colreg;
665#endif
b245e65e 666#if defined(CONFIG_MPC823)
25d6712a 667 cmap--;
b245e65e
GL		 668#else
669 cmap++;
1464eff7
MJ		 670#endif
671#else /* CONFIG_ATMEL_LCD */
672 lcd_setcolreg(i, cte.red, cte.green, cte.blue);
8655b6f8
WD		 673#endif
674 }
675 }
f6414714 676#endif
8655b6f8 677
e8143e72
WD		 678 /*
679 * BMP format for Monochrome assumes that the state of a
680 * pixel is described on a per Bit basis, not per Byte.
681 * So, in case of Monochrome BMP we should align widths
682 * on a byte boundary and convert them from Bit to Byte
683 * units.
511d0c72
WD		 684 * Probably, PXA250 and MPC823 process 1bpp BMP images in
685 * their own ways, so make the converting to be MCC200
e8143e72
WD		 686 * specific.
687 */
688#if defined(CONFIG_MCC200)
689 if (bpix==1)
690 {
691 width = ((width + 7) & ~7) >> 3;
692 x = ((x + 7) & ~7) >> 3;
693 pwidth= ((pwidth + 7) & ~7) >> 3;
694 }
695#endif
696
8655b6f8 697 padded_line = (width&0x3) ? ((width&~0x3)+4) : (width);
1ca298ce
MW		 698
699#ifdef CONFIG_SPLASH_SCREEN_ALIGN
700 if (x == BMP_ALIGN_CENTER)
701 x = max(0, (pwidth - width) / 2);
702 else if (x < 0)
703 x = max(0, pwidth - width + x + 1);
704
705 if (y == BMP_ALIGN_CENTER)
706 y = max(0, (panel_info.vl_row - height) / 2);
707 else if (y < 0)
708 y = max(0, panel_info.vl_row - height + y + 1);
709#endif /* CONFIG_SPLASH_SCREEN_ALIGN */
710
e8143e72
WD		 711 if ((x + width)>pwidth)
712 width = pwidth - x;
8655b6f8
WD		 713 if ((y + height)>panel_info.vl_row)
714 height = panel_info.vl_row - y;
715
716 bmap = (uchar *)bmp + le32_to_cpu (bmp->header.data_offset);
717 fb = (uchar *) (lcd_base +
718 (y + height - 1) * lcd_line_length + x);
a303dfb0 719
b245e65e 720 switch (bmp_bpix) {
a303dfb0
MJ		 721 case 1: /* pass through */
722 case 8:
b245e65e
GL		 723 if (bpix != 16)
724 byte_width = width;
725 else
726 byte_width = width * 2;
727
a303dfb0
MJ		 728 for (i = 0; i < height; ++i) {
729 WATCHDOG_RESET();
b245e65e
GL		 730 for (j = 0; j < width; j++) {
731 if (bpix != 16) {
1464eff7 732#if defined(CONFIG_PXA250) || defined(CONFIG_ATMEL_LCD)
b245e65e 733 *(fb++) = *(bmap++);
e8143e72 734#elif defined(CONFIG_MPC823) || defined(CONFIG_MCC200)
b245e65e 735 *(fb++) = 255 - *(bmap++);
8655b6f8 736#endif
b245e65e
GL		 737 } else {
738 *(uint16_t *)fb = cmap_base[*(bmap++)];
739 fb += sizeof(uint16_t) / sizeof(*fb);
740 }
741 }
a303dfb0 742 bmap += (width - padded_line);
b245e65e 743 fb -= (byte_width + lcd_line_length);
a303dfb0
MJ		 744 }
745 break;
746
747#if defined(CONFIG_BMP_16BPP)
748 case 16:
749 for (i = 0; i < height; ++i) {
750 WATCHDOG_RESET();
751 for (j = 0; j < width; j++) {
752#if defined(CONFIG_ATMEL_LCD_BGR555)
753 *(fb++) = ((bmap[0] & 0x1f) << 2) |
754 (bmap[1] & 0x03);
755 *(fb++) = (bmap[0] & 0xe0) |
756 ((bmap[1] & 0x7c) >> 2);
757 bmap += 2;
758#else
759 *(fb++) = *(bmap++);
760 *(fb++) = *(bmap++);
761#endif
762 }
763 bmap += (padded_line - width) * 2;
764 fb -= (width * 2 + lcd_line_length);
765 }
766 break;
767#endif /* CONFIG_BMP_16BPP */
768
769 default:
770 break;
771 };
8655b6f8
WD		 772
773 return (0);
774}
c3517f91 775#endif
8655b6f8 776
8655b6f8
WD		 777static void *lcd_logo (void)
778{
8655b6f8
WD		 779#ifdef CONFIG_SPLASH_SCREEN
780 char *s;
781 ulong addr;
782 static int do_splash = 1;
783
784 if (do_splash && (s = getenv("splashimage")) != NULL) {
1ca298ce 785 int x = 0, y = 0;
8655b6f8
WD		 786 do_splash = 0;
787
1ca298ce
MW		 788 addr = simple_strtoul (s, NULL, 16);
789#ifdef CONFIG_SPLASH_SCREEN_ALIGN
790 if ((s = getenv ("splashpos")) != NULL) {
791 if (s[0] == 'm')
792 x = BMP_ALIGN_CENTER;
793 else
794 x = simple_strtol (s, NULL, 0);
795
796 if ((s = strchr (s + 1, ',')) != NULL) {
797 if (s[1] == 'm')
798 y = BMP_ALIGN_CENTER;
799 else
800 y = simple_strtol (s + 1, NULL, 0);
801 }
802 }
803#endif /* CONFIG_SPLASH_SCREEN_ALIGN */
804
a4831155
MJ		 805#ifdef CONFIG_VIDEO_BMP_GZIP
806 bmp_image_t *bmp = (bmp_image_t *)addr;
807 unsigned long len;
808
809 if (!((bmp->header.signature[0]=='B') &&
810 (bmp->header.signature[1]=='M'))) {
811 addr = (ulong)gunzip_bmp(addr, &len);
812 }
813#endif
814
1ca298ce 815 if (lcd_display_bitmap (addr, x, y) == 0) {
8655b6f8
WD		 816 return ((void *)lcd_base);
817 }
818 }
819#endif /* CONFIG_SPLASH_SCREEN */
820
821#ifdef CONFIG_LCD_LOGO
822 bitmap_plot (0, 0);
823#endif /* CONFIG_LCD_LOGO */
824
6b59e03e
HS		 825#ifdef CONFIG_LCD_INFO
826 console_col = LCD_INFO_X / VIDEO_FONT_WIDTH;
827 console_row = LCD_INFO_Y / VIDEO_FONT_HEIGHT;
828 lcd_show_board_info();
829#endif /* CONFIG_LCD_INFO */
39cf4804 830
88804d19 831#if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO)
8655b6f8
WD		 832 return ((void *)((ulong)lcd_base + BMP_LOGO_HEIGHT * lcd_line_length));
833#else
834 return ((void *)lcd_base);
88804d19 835#endif /* CONFIG_LCD_LOGO && !CONFIG_LCD_INFO_BELOW_LOGO */
8655b6f8
WD		 836}
837
838/************************************************************************/
839/************************************************************************/
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