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wdenk8655b6f2004-10-09 23:25:58 +00001/*
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>
wdenk8655b6f2004-10-09 23:25:58 +000035#include <stdarg.h>
36#include <linux/types.h>
Jean-Christophe PLAGNIOL-VILLARD52cb4d42009-05-16 12:14:54 +020037#include <stdio_dev.h>
wdenk8655b6f2004-10-09 23:25:58 +000038#if defined(CONFIG_POST)
39#include <post.h>
40#endif
41#include <lcd.h>
wdenk8b0bfc62005-04-03 23:11:38 +000042#include <watchdog.h>
wdenk8655b6f2004-10-09 23:25:58 +000043
Marek Vasut8c35d0c2009-11-28 13:57:43 +010044#if defined CONFIG_PXA250 || defined CONFIG_PXA27X || defined CONFIG_CPU_MONAHANS
wdenk8655b6f2004-10-09 23:25:58 +000045#include <asm/byteorder.h>
46#endif
47
48#if defined(CONFIG_MPC823)
wdenk8655b6f2004-10-09 23:25:58 +000049#include <lcdvideo.h>
50#endif
51
Stelian Pop39cf4802008-05-09 21:57:18 +020052#if defined(CONFIG_ATMEL_LCD)
53#include <atmel_lcdc.h>
Stelian Pop39cf4802008-05-09 21:57:18 +020054#endif
55
wdenk8655b6f2004-10-09 23:25:58 +000056/************************************************************************/
57/* ** FONT DATA */
58/************************************************************************/
59#include <video_font.h> /* Get font data, width and height */
60
wdenk88804d12005-07-04 00:03:16 +000061/************************************************************************/
62/* ** LOGO DATA */
63/************************************************************************/
64#ifdef CONFIG_LCD_LOGO
65# include <bmp_logo.h> /* Get logo data, width and height */
Alessandro Rubiniacb13862010-03-13 17:44:08 +010066# if (CONSOLE_COLOR_WHITE >= BMP_LOGO_OFFSET) && (LCD_BPP != LCD_COLOR16)
wdenk88804d12005-07-04 00:03:16 +000067# error Default Color Map overlaps with Logo Color Map
68# endif
69#endif
wdenk8655b6f2004-10-09 23:25:58 +000070
Wolfgang Denkd87080b2006-03-31 18:32:53 +020071DECLARE_GLOBAL_DATA_PTR;
72
wdenk8655b6f2004-10-09 23:25:58 +000073ulong 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
Wolfgang Denk54841ab2010-06-28 22:00:46 +020081static int lcd_clear (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]);
wdenk8655b6f2004-10-09 23:25:58 +000082static void *lcd_logo (void);
83
wdenk8655b6f2004-10-09 23:25:58 +000084static int lcd_getbgcolor (void);
85static void lcd_setfgcolor (int color);
86static void lcd_setbgcolor (int color);
87
88char lcd_is_enabled = 0;
wdenk8655b6f2004-10-09 23:25:58 +000089
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{
wdenk8655b6f2004-10-09 23:25:58 +0000102 /* 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);
wdenk8655b6f2004-10-09 23:25:58 +0000107}
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) */
Derek Ou6bcb4b82009-02-03 16:00:07 -0700157 console_col += 8;
wdenk8655b6f2004-10-09 23:25:58 +0000158 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
Haavard Skinnemoen15b17ab2008-09-01 16:21:20 +0200193/*----------------------------------------------------------------------*/
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
wdenk8655b6f2004-10-09 23:25:58 +0000207/************************************************************************/
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;
wdenk8655b6f2004-10-09 23:25:58 +0000221 int i;
Alessandro Rubiniacb13862010-03-13 17:44:08 +0100222#if LCD_BPP == LCD_COLOR16
223 ushort *d = (ushort *)dest;
224#else
225 uchar *d = dest;
226#endif
wdenk8655b6f2004-10-09 23:25:58 +0000227
228#if LCD_BPP == LCD_MONOCHROME
229 uchar rest = *d & -(1 << (8-off));
230 uchar sym;
231#endif
232 for (i=0; i<count; ++i) {
233 uchar c, bits;
234
235 c = *s++;
236 bits = video_fontdata[c * VIDEO_FONT_HEIGHT + row];
237
238#if LCD_BPP == LCD_MONOCHROME
239 sym = (COLOR_MASK(lcd_color_fg) & bits) |
240 (COLOR_MASK(lcd_color_bg) & ~bits);
241
242 *d++ = rest | (sym >> off);
243 rest = sym << (8-off);
244#elif LCD_BPP == LCD_COLOR8
245 for (c=0; c<8; ++c) {
246 *d++ = (bits & 0x80) ?
247 lcd_color_fg : lcd_color_bg;
248 bits <<= 1;
249 }
250#elif LCD_BPP == LCD_COLOR16
Alessandro Rubiniacb13862010-03-13 17:44:08 +0100251 for (c=0; c<8; ++c) {
wdenk8655b6f2004-10-09 23:25:58 +0000252 *d++ = (bits & 0x80) ?
253 lcd_color_fg : lcd_color_bg;
254 bits <<= 1;
255 }
256#endif
257 }
258#if LCD_BPP == LCD_MONOCHROME
259 *d = rest | (*d & ((1 << (8-off)) - 1));
260#endif
261 }
262}
263
264/*----------------------------------------------------------------------*/
265
266static inline void lcd_puts_xy (ushort x, ushort y, uchar *s)
267{
wdenk88804d12005-07-04 00:03:16 +0000268#if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO)
Wolfgang Denk77ddac92005-10-13 16:45:02 +0200269 lcd_drawchars (x, y+BMP_LOGO_HEIGHT, s, strlen ((char *)s));
wdenk8655b6f2004-10-09 23:25:58 +0000270#else
Wolfgang Denk77ddac92005-10-13 16:45:02 +0200271 lcd_drawchars (x, y, s, strlen ((char *)s));
wdenk8655b6f2004-10-09 23:25:58 +0000272#endif
273}
274
275/*----------------------------------------------------------------------*/
276
277static inline void lcd_putc_xy (ushort x, ushort y, uchar c)
278{
wdenk88804d12005-07-04 00:03:16 +0000279#if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO)
wdenk8655b6f2004-10-09 23:25:58 +0000280 lcd_drawchars (x, y+BMP_LOGO_HEIGHT, &c, 1);
281#else
282 lcd_drawchars (x, y, &c, 1);
283#endif
284}
285
286/************************************************************************/
287/** Small utility to check that you got the colours right */
288/************************************************************************/
289#ifdef LCD_TEST_PATTERN
290
291#define N_BLK_VERT 2
292#define N_BLK_HOR 3
293
294static int test_colors[N_BLK_HOR*N_BLK_VERT] = {
295 CONSOLE_COLOR_RED, CONSOLE_COLOR_GREEN, CONSOLE_COLOR_YELLOW,
296 CONSOLE_COLOR_BLUE, CONSOLE_COLOR_MAGENTA, CONSOLE_COLOR_CYAN,
297};
298
299static void test_pattern (void)
300{
301 ushort v_max = panel_info.vl_row;
302 ushort h_max = panel_info.vl_col;
303 ushort v_step = (v_max + N_BLK_VERT - 1) / N_BLK_VERT;
304 ushort h_step = (h_max + N_BLK_HOR - 1) / N_BLK_HOR;
305 ushort v, h;
306 uchar *pix = (uchar *)lcd_base;
307
308 printf ("[LCD] Test Pattern: %d x %d [%d x %d]\n",
309 h_max, v_max, h_step, v_step);
310
311 /* WARNING: Code silently assumes 8bit/pixel */
312 for (v=0; v<v_max; ++v) {
313 uchar iy = v / v_step;
314 for (h=0; h<h_max; ++h) {
315 uchar ix = N_BLK_HOR * iy + (h/h_step);
316 *pix++ = test_colors[ix];
317 }
318 }
319}
320#endif /* LCD_TEST_PATTERN */
321
322
323/************************************************************************/
324/* ** GENERIC Initialization Routines */
325/************************************************************************/
326
327int drv_lcd_init (void)
328{
Jean-Christophe PLAGNIOL-VILLARD52cb4d42009-05-16 12:14:54 +0200329 struct stdio_dev lcddev;
wdenk8655b6f2004-10-09 23:25:58 +0000330 int rc;
331
332 lcd_base = (void *)(gd->fb_base);
333
334 lcd_line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8;
335
336 lcd_init (lcd_base); /* LCD initialization */
337
338 /* Device initialization */
339 memset (&lcddev, 0, sizeof (lcddev));
340
341 strcpy (lcddev.name, "lcd");
342 lcddev.ext = 0; /* No extensions */
343 lcddev.flags = DEV_FLAGS_OUTPUT; /* Output only */
344 lcddev.putc = lcd_putc; /* 'putc' function */
345 lcddev.puts = lcd_puts; /* 'puts' function */
346
Jean-Christophe PLAGNIOL-VILLARD52cb4d42009-05-16 12:14:54 +0200347 rc = stdio_register (&lcddev);
wdenk8655b6f2004-10-09 23:25:58 +0000348
349 return (rc == 0) ? 1 : rc;
350}
351
352/*----------------------------------------------------------------------*/
Wolfgang Denk54841ab2010-06-28 22:00:46 +0200353static int lcd_clear (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
wdenk8655b6f2004-10-09 23:25:58 +0000354{
355#if LCD_BPP == LCD_MONOCHROME
356 /* Setting the palette */
357 lcd_initcolregs();
358
359#elif LCD_BPP == LCD_COLOR8
360 /* Setting the palette */
361 lcd_setcolreg (CONSOLE_COLOR_BLACK, 0, 0, 0);
362 lcd_setcolreg (CONSOLE_COLOR_RED, 0xFF, 0, 0);
363 lcd_setcolreg (CONSOLE_COLOR_GREEN, 0, 0xFF, 0);
364 lcd_setcolreg (CONSOLE_COLOR_YELLOW, 0xFF, 0xFF, 0);
365 lcd_setcolreg (CONSOLE_COLOR_BLUE, 0, 0, 0xFF);
366 lcd_setcolreg (CONSOLE_COLOR_MAGENTA, 0xFF, 0, 0xFF);
367 lcd_setcolreg (CONSOLE_COLOR_CYAN, 0, 0xFF, 0xFF);
368 lcd_setcolreg (CONSOLE_COLOR_GREY, 0xAA, 0xAA, 0xAA);
369 lcd_setcolreg (CONSOLE_COLOR_WHITE, 0xFF, 0xFF, 0xFF);
370#endif
371
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200372#ifndef CONFIG_SYS_WHITE_ON_BLACK
wdenk8655b6f2004-10-09 23:25:58 +0000373 lcd_setfgcolor (CONSOLE_COLOR_BLACK);
374 lcd_setbgcolor (CONSOLE_COLOR_WHITE);
375#else
376 lcd_setfgcolor (CONSOLE_COLOR_WHITE);
377 lcd_setbgcolor (CONSOLE_COLOR_BLACK);
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200378#endif /* CONFIG_SYS_WHITE_ON_BLACK */
wdenk8655b6f2004-10-09 23:25:58 +0000379
380#ifdef LCD_TEST_PATTERN
381 test_pattern();
382#else
383 /* set framebuffer to background color */
384 memset ((char *)lcd_base,
385 COLOR_MASK(lcd_getbgcolor()),
386 lcd_line_length*panel_info.vl_row);
387#endif
388 /* Paint the logo and retrieve LCD base address */
389 debug ("[LCD] Drawing the logo...\n");
390 lcd_console_address = lcd_logo ();
391
392 console_col = 0;
393 console_row = 0;
394
395 return (0);
396}
397
398U_BOOT_CMD(
399 cls, 1, 1, lcd_clear,
Peter Tyser2fb26042009-01-27 18:03:12 -0600400 "clear screen",
Wolfgang Denka89c33d2009-05-24 17:06:54 +0200401 ""
wdenk8655b6f2004-10-09 23:25:58 +0000402);
403
404/*----------------------------------------------------------------------*/
405
406static int lcd_init (void *lcdbase)
407{
408 /* Initialize the lcd controller */
409 debug ("[LCD] Initializing LCD frambuffer at %p\n", lcdbase);
410
411 lcd_ctrl_init (lcdbase);
Haavard Skinnemoen6f93d2b2008-09-01 16:21:21 +0200412 lcd_is_enabled = 1;
wdenk8655b6f2004-10-09 23:25:58 +0000413 lcd_clear (NULL, 1, 1, NULL); /* dummy args */
414 lcd_enable ();
415
416 /* Initialize the console */
417 console_col = 0;
wdenk88804d12005-07-04 00:03:16 +0000418#ifdef CONFIG_LCD_INFO_BELOW_LOGO
wdenk8655b6f2004-10-09 23:25:58 +0000419 console_row = 7 + BMP_LOGO_HEIGHT / VIDEO_FONT_HEIGHT;
420#else
421 console_row = 1; /* leave 1 blank line below logo */
422#endif
wdenk8655b6f2004-10-09 23:25:58 +0000423
424 return 0;
425}
426
427
428/************************************************************************/
429/* ** ROM capable initialization part - needed to reserve FB memory */
430/************************************************************************/
431/*
432 * This is called early in the system initialization to grab memory
433 * for the LCD controller.
434 * Returns new address for monitor, after reserving LCD buffer memory
435 *
436 * Note that this is running from ROM, so no write access to global data.
437 */
438ulong lcd_setmem (ulong addr)
439{
440 ulong size;
441 int line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8;
442
443 debug ("LCD panel info: %d x %d, %d bit/pix\n",
444 panel_info.vl_col, panel_info.vl_row, NBITS (panel_info.vl_bpix) );
445
446 size = line_length * panel_info.vl_row;
447
448 /* Round up to nearest full page */
449 size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
450
451 /* Allocate pages for the frame buffer. */
452 addr -= size;
453
454 debug ("Reserving %ldk for LCD Framebuffer at: %08lx\n", size>>10, addr);
455
456 return (addr);
457}
458
459/*----------------------------------------------------------------------*/
460
461static void lcd_setfgcolor (int color)
462{
Stelian Pop39cf4802008-05-09 21:57:18 +0200463 lcd_color_fg = color;
wdenk8655b6f2004-10-09 23:25:58 +0000464}
465
466/*----------------------------------------------------------------------*/
467
468static void lcd_setbgcolor (int color)
469{
Stelian Pop39cf4802008-05-09 21:57:18 +0200470 lcd_color_bg = color;
wdenk8655b6f2004-10-09 23:25:58 +0000471}
472
473/*----------------------------------------------------------------------*/
474
475#ifdef NOT_USED_SO_FAR
476static int lcd_getfgcolor (void)
477{
478 return lcd_color_fg;
479}
480#endif /* NOT_USED_SO_FAR */
481
482/*----------------------------------------------------------------------*/
483
484static int lcd_getbgcolor (void)
485{
486 return lcd_color_bg;
487}
488
489/*----------------------------------------------------------------------*/
490
491/************************************************************************/
492/* ** Chipset depending Bitmap / Logo stuff... */
493/************************************************************************/
494#ifdef CONFIG_LCD_LOGO
495void bitmap_plot (int x, int y)
496{
Stelian Pop39cf4802008-05-09 21:57:18 +0200497#ifdef CONFIG_ATMEL_LCD
498 uint *cmap;
499#else
wdenk8655b6f2004-10-09 23:25:58 +0000500 ushort *cmap;
Stelian Pop39cf4802008-05-09 21:57:18 +0200501#endif
wdenk8655b6f2004-10-09 23:25:58 +0000502 ushort i, j;
503 uchar *bmap;
504 uchar *fb;
505 ushort *fb16;
Marek Vasut8c35d0c2009-11-28 13:57:43 +0100506#if defined CONFIG_PXA250 || defined CONFIG_PXA27X || defined CONFIG_CPU_MONAHANS
wdenk8655b6f2004-10-09 23:25:58 +0000507 struct pxafb_info *fbi = &panel_info.pxa;
508#elif defined(CONFIG_MPC823)
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200509 volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
wdenk8655b6f2004-10-09 23:25:58 +0000510 volatile cpm8xx_t *cp = &(immr->im_cpm);
511#endif
512
513 debug ("Logo: width %d height %d colors %d cmap %d\n",
514 BMP_LOGO_WIDTH, BMP_LOGO_HEIGHT, BMP_LOGO_COLORS,
Wolfgang Denkb64f1902008-07-14 15:06:35 +0200515 (int)(sizeof(bmp_logo_palette)/(sizeof(ushort))));
wdenk8655b6f2004-10-09 23:25:58 +0000516
517 bmap = &bmp_logo_bitmap[0];
Wolfgang Denk77ddac92005-10-13 16:45:02 +0200518 fb = (uchar *)(lcd_base + y * lcd_line_length + x);
wdenk8655b6f2004-10-09 23:25:58 +0000519
520 if (NBITS(panel_info.vl_bpix) < 12) {
521 /* Leave room for default color map */
Marek Vasut8c35d0c2009-11-28 13:57:43 +0100522#if defined CONFIG_PXA250 || defined CONFIG_PXA27X || defined CONFIG_CPU_MONAHANS
wdenk8655b6f2004-10-09 23:25:58 +0000523 cmap = (ushort *)fbi->palette;
524#elif defined(CONFIG_MPC823)
525 cmap = (ushort *)&(cp->lcd_cmap[BMP_LOGO_OFFSET*sizeof(ushort)]);
Stelian Pop39cf4802008-05-09 21:57:18 +0200526#elif defined(CONFIG_ATMEL_LCD)
527 cmap = (uint *) (panel_info.mmio + ATMEL_LCDC_LUT(0));
Alessandro Rubiniacb13862010-03-13 17:44:08 +0100528#else
529 /*
530 * default case: generic system with no cmap (most likely 16bpp)
531 * We set cmap to the source palette, so no change is done.
532 * This avoids even more ifdef in the next stanza
533 */
534 cmap = bmp_logo_palette;
wdenk8655b6f2004-10-09 23:25:58 +0000535#endif
536
537 WATCHDOG_RESET();
538
539 /* Set color map */
540 for (i=0; i<(sizeof(bmp_logo_palette)/(sizeof(ushort))); ++i) {
541 ushort colreg = bmp_logo_palette[i];
Stelian Pop39cf4802008-05-09 21:57:18 +0200542#ifdef CONFIG_ATMEL_LCD
543 uint lut_entry;
544#ifdef CONFIG_ATMEL_LCD_BGR555
545 lut_entry = ((colreg & 0x000F) << 11) |
546 ((colreg & 0x00F0) << 2) |
547 ((colreg & 0x0F00) >> 7);
548#else /* CONFIG_ATMEL_LCD_RGB565 */
549 lut_entry = ((colreg & 0x000F) << 1) |
550 ((colreg & 0x00F0) << 3) |
551 ((colreg & 0x0F00) << 4);
552#endif
553 *(cmap + BMP_LOGO_OFFSET) = lut_entry;
554 cmap++;
555#else /* !CONFIG_ATMEL_LCD */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200556#ifdef CONFIG_SYS_INVERT_COLORS
wdenk8655b6f2004-10-09 23:25:58 +0000557 *cmap++ = 0xffff - colreg;
558#else
559 *cmap++ = colreg;
560#endif
Stelian Pop39cf4802008-05-09 21:57:18 +0200561#endif /* CONFIG_ATMEL_LCD */
wdenk8655b6f2004-10-09 23:25:58 +0000562 }
563
564 WATCHDOG_RESET();
565
566 for (i=0; i<BMP_LOGO_HEIGHT; ++i) {
567 memcpy (fb, bmap, BMP_LOGO_WIDTH);
568 bmap += BMP_LOGO_WIDTH;
569 fb += panel_info.vl_col;
570 }
571 }
572 else { /* true color mode */
Alessandro Rubiniacb13862010-03-13 17:44:08 +0100573 u16 col16;
wdenk8655b6f2004-10-09 23:25:58 +0000574 fb16 = (ushort *)(lcd_base + y * lcd_line_length + x);
575 for (i=0; i<BMP_LOGO_HEIGHT; ++i) {
576 for (j=0; j<BMP_LOGO_WIDTH; j++) {
Alessandro Rubiniacb13862010-03-13 17:44:08 +0100577 col16 = bmp_logo_palette[(bmap[j]-16)];
578 fb16[j] =
579 ((col16 & 0x000F) << 1) |
580 ((col16 & 0x00F0) << 3) |
581 ((col16 & 0x0F00) << 4);
wdenk8655b6f2004-10-09 23:25:58 +0000582 }
583 bmap += BMP_LOGO_WIDTH;
584 fb16 += panel_info.vl_col;
585 }
586 }
587
588 WATCHDOG_RESET();
589}
590#endif /* CONFIG_LCD_LOGO */
591
592/*----------------------------------------------------------------------*/
Jon Loeligerc3517f92007-07-08 18:10:08 -0500593#if defined(CONFIG_CMD_BMP) || defined(CONFIG_SPLASH_SCREEN)
wdenk8655b6f2004-10-09 23:25:58 +0000594/*
595 * Display the BMP file located at address bmp_image.
596 * Only uncompressed.
597 */
Matthias Weisser1ca298c2009-07-09 16:07:30 +0200598
599#ifdef CONFIG_SPLASH_SCREEN_ALIGN
600#define BMP_ALIGN_CENTER 0x7FFF
601#endif
602
wdenk8655b6f2004-10-09 23:25:58 +0000603int lcd_display_bitmap(ulong bmp_image, int x, int y)
604{
Anatolij Gustschin00cc5592009-02-25 20:28:13 +0100605#if !defined(CONFIG_MCC200)
606 ushort *cmap = NULL;
607#endif
608 ushort *cmap_base = NULL;
wdenk8655b6f2004-10-09 23:25:58 +0000609 ushort i, j;
610 uchar *fb;
611 bmp_image_t *bmp=(bmp_image_t *)bmp_image;
612 uchar *bmap;
613 ushort padded_line;
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100614 unsigned long width, height, byte_width;
Wolfgang Denke8143e72006-08-30 23:09:00 +0200615 unsigned long pwidth = panel_info.vl_col;
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100616 unsigned colors, bpix, bmp_bpix;
wdenk8655b6f2004-10-09 23:25:58 +0000617 unsigned long compression;
Marek Vasut8c35d0c2009-11-28 13:57:43 +0100618#if defined CONFIG_PXA250 || defined CONFIG_PXA27X || defined CONFIG_CPU_MONAHANS
wdenk8655b6f2004-10-09 23:25:58 +0000619 struct pxafb_info *fbi = &panel_info.pxa;
620#elif defined(CONFIG_MPC823)
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200621 volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
wdenk8655b6f2004-10-09 23:25:58 +0000622 volatile cpm8xx_t *cp = &(immr->im_cpm);
623#endif
624
625 if (!((bmp->header.signature[0]=='B') &&
626 (bmp->header.signature[1]=='M'))) {
627 printf ("Error: no valid bmp image at %lx\n", bmp_image);
628 return 1;
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100629 }
wdenk8655b6f2004-10-09 23:25:58 +0000630
631 width = le32_to_cpu (bmp->header.width);
632 height = le32_to_cpu (bmp->header.height);
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100633 bmp_bpix = le16_to_cpu(bmp->header.bit_count);
634 colors = 1 << bmp_bpix;
wdenk8655b6f2004-10-09 23:25:58 +0000635 compression = le32_to_cpu (bmp->header.compression);
636
637 bpix = NBITS(panel_info.vl_bpix);
638
Mark Jacksona303dfb2009-02-06 10:37:49 +0100639 if ((bpix != 1) && (bpix != 8) && (bpix != 16)) {
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100640 printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n",
641 bpix, bmp_bpix);
wdenk8655b6f2004-10-09 23:25:58 +0000642 return 1;
643 }
644
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100645 /* We support displaying 8bpp BMPs on 16bpp LCDs */
646 if (bpix != bmp_bpix && (bmp_bpix != 8 || bpix != 16)) {
wdenk8655b6f2004-10-09 23:25:58 +0000647 printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n",
648 bpix,
649 le16_to_cpu(bmp->header.bit_count));
650 return 1;
651 }
652
653 debug ("Display-bmp: %d x %d with %d colors\n",
654 (int)width, (int)height, (int)colors);
655
Wolfgang Denkf6414712006-10-20 15:51:21 +0200656#if !defined(CONFIG_MCC200)
657 /* MCC200 LCD doesn't need CMAP, supports 1bpp b&w only */
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100658 if (bmp_bpix == 8) {
Marek Vasut8c35d0c2009-11-28 13:57:43 +0100659#if defined CONFIG_PXA250 || defined CONFIG_PXA27X || defined CONFIG_CPU_MONAHANS
wdenk8655b6f2004-10-09 23:25:58 +0000660 cmap = (ushort *)fbi->palette;
661#elif defined(CONFIG_MPC823)
662 cmap = (ushort *)&(cp->lcd_cmap[255*sizeof(ushort)]);
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100663#elif !defined(CONFIG_ATMEL_LCD)
664 cmap = panel_info.cmap;
wdenk8655b6f2004-10-09 23:25:58 +0000665#endif
666
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100667 cmap_base = cmap;
668
wdenk8655b6f2004-10-09 23:25:58 +0000669 /* Set color map */
670 for (i=0; i<colors; ++i) {
671 bmp_color_table_entry_t cte = bmp->color_table[i];
Mark Jackson1464eff2008-08-01 09:48:29 +0100672#if !defined(CONFIG_ATMEL_LCD)
wdenk8655b6f2004-10-09 23:25:58 +0000673 ushort colreg =
674 ( ((cte.red) << 8) & 0xf800) |
Wolfgang Denk59d80bf2005-09-21 15:24:52 +0200675 ( ((cte.green) << 3) & 0x07e0) |
676 ( ((cte.blue) >> 3) & 0x001f) ;
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200677#ifdef CONFIG_SYS_INVERT_COLORS
wdenk25d67122004-12-10 11:40:40 +0000678 *cmap = 0xffff - colreg;
wdenk8655b6f2004-10-09 23:25:58 +0000679#else
wdenk25d67122004-12-10 11:40:40 +0000680 *cmap = colreg;
681#endif
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100682#if defined(CONFIG_MPC823)
wdenk25d67122004-12-10 11:40:40 +0000683 cmap--;
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100684#else
685 cmap++;
wdenk8655b6f2004-10-09 23:25:58 +0000686#endif
Mark Jackson1464eff2008-08-01 09:48:29 +0100687#else /* CONFIG_ATMEL_LCD */
688 lcd_setcolreg(i, cte.red, cte.green, cte.blue);
689#endif
wdenk8655b6f2004-10-09 23:25:58 +0000690 }
691 }
Wolfgang Denkf6414712006-10-20 15:51:21 +0200692#endif
wdenk8655b6f2004-10-09 23:25:58 +0000693
Wolfgang Denke8143e72006-08-30 23:09:00 +0200694 /*
695 * BMP format for Monochrome assumes that the state of a
696 * pixel is described on a per Bit basis, not per Byte.
697 * So, in case of Monochrome BMP we should align widths
698 * on a byte boundary and convert them from Bit to Byte
699 * units.
Wolfgang Denk511d0c72006-10-09 00:42:01 +0200700 * Probably, PXA250 and MPC823 process 1bpp BMP images in
701 * their own ways, so make the converting to be MCC200
Wolfgang Denke8143e72006-08-30 23:09:00 +0200702 * specific.
703 */
704#if defined(CONFIG_MCC200)
705 if (bpix==1)
706 {
707 width = ((width + 7) & ~7) >> 3;
708 x = ((x + 7) & ~7) >> 3;
709 pwidth= ((pwidth + 7) & ~7) >> 3;
710 }
711#endif
712
wdenk8655b6f2004-10-09 23:25:58 +0000713 padded_line = (width&0x3) ? ((width&~0x3)+4) : (width);
Matthias Weisser1ca298c2009-07-09 16:07:30 +0200714
715#ifdef CONFIG_SPLASH_SCREEN_ALIGN
716 if (x == BMP_ALIGN_CENTER)
717 x = max(0, (pwidth - width) / 2);
718 else if (x < 0)
719 x = max(0, pwidth - width + x + 1);
720
721 if (y == BMP_ALIGN_CENTER)
722 y = max(0, (panel_info.vl_row - height) / 2);
723 else if (y < 0)
724 y = max(0, panel_info.vl_row - height + y + 1);
725#endif /* CONFIG_SPLASH_SCREEN_ALIGN */
726
Wolfgang Denke8143e72006-08-30 23:09:00 +0200727 if ((x + width)>pwidth)
728 width = pwidth - x;
wdenk8655b6f2004-10-09 23:25:58 +0000729 if ((y + height)>panel_info.vl_row)
730 height = panel_info.vl_row - y;
731
732 bmap = (uchar *)bmp + le32_to_cpu (bmp->header.data_offset);
733 fb = (uchar *) (lcd_base +
Liu Ying8d46d5b2011-01-11 15:29:58 +0800734 (y + height - 1) * lcd_line_length + x * bpix / 8);
Mark Jacksona303dfb2009-02-06 10:37:49 +0100735
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100736 switch (bmp_bpix) {
Mark Jacksona303dfb2009-02-06 10:37:49 +0100737 case 1: /* pass through */
738 case 8:
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100739 if (bpix != 16)
740 byte_width = width;
741 else
742 byte_width = width * 2;
743
Mark Jacksona303dfb2009-02-06 10:37:49 +0100744 for (i = 0; i < height; ++i) {
745 WATCHDOG_RESET();
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100746 for (j = 0; j < width; j++) {
747 if (bpix != 16) {
Marek Vasut8c35d0c2009-11-28 13:57:43 +0100748#if defined CONFIG_PXA250 || defined CONFIG_PXA27X || defined CONFIG_CPU_MONAHANS || defined(CONFIG_ATMEL_LCD)
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100749 *(fb++) = *(bmap++);
Wolfgang Denke8143e72006-08-30 23:09:00 +0200750#elif defined(CONFIG_MPC823) || defined(CONFIG_MCC200)
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100751 *(fb++) = 255 - *(bmap++);
wdenk8655b6f2004-10-09 23:25:58 +0000752#endif
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100753 } else {
754 *(uint16_t *)fb = cmap_base[*(bmap++)];
755 fb += sizeof(uint16_t) / sizeof(*fb);
756 }
757 }
Mark Jacksona303dfb2009-02-06 10:37:49 +0100758 bmap += (width - padded_line);
Guennadi Liakhovetskib245e652009-02-06 10:37:53 +0100759 fb -= (byte_width + lcd_line_length);
Mark Jacksona303dfb2009-02-06 10:37:49 +0100760 }
761 break;
762
763#if defined(CONFIG_BMP_16BPP)
764 case 16:
765 for (i = 0; i < height; ++i) {
766 WATCHDOG_RESET();
767 for (j = 0; j < width; j++) {
768#if defined(CONFIG_ATMEL_LCD_BGR555)
769 *(fb++) = ((bmap[0] & 0x1f) << 2) |
770 (bmap[1] & 0x03);
771 *(fb++) = (bmap[0] & 0xe0) |
772 ((bmap[1] & 0x7c) >> 2);
773 bmap += 2;
774#else
775 *(fb++) = *(bmap++);
776 *(fb++) = *(bmap++);
777#endif
778 }
779 bmap += (padded_line - width) * 2;
780 fb -= (width * 2 + lcd_line_length);
781 }
782 break;
783#endif /* CONFIG_BMP_16BPP */
784
785 default:
786 break;
787 };
wdenk8655b6f2004-10-09 23:25:58 +0000788
789 return (0);
790}
Jon Loeligerc3517f92007-07-08 18:10:08 -0500791#endif
wdenk8655b6f2004-10-09 23:25:58 +0000792
wdenk8655b6f2004-10-09 23:25:58 +0000793static void *lcd_logo (void)
794{
wdenk8655b6f2004-10-09 23:25:58 +0000795#ifdef CONFIG_SPLASH_SCREEN
796 char *s;
797 ulong addr;
798 static int do_splash = 1;
799
800 if (do_splash && (s = getenv("splashimage")) != NULL) {
Matthias Weisser1ca298c2009-07-09 16:07:30 +0200801 int x = 0, y = 0;
wdenk8655b6f2004-10-09 23:25:58 +0000802 do_splash = 0;
803
Matthias Weisser1ca298c2009-07-09 16:07:30 +0200804 addr = simple_strtoul (s, NULL, 16);
805#ifdef CONFIG_SPLASH_SCREEN_ALIGN
806 if ((s = getenv ("splashpos")) != NULL) {
807 if (s[0] == 'm')
808 x = BMP_ALIGN_CENTER;
809 else
810 x = simple_strtol (s, NULL, 0);
811
812 if ((s = strchr (s + 1, ',')) != NULL) {
813 if (s[1] == 'm')
814 y = BMP_ALIGN_CENTER;
815 else
816 y = simple_strtol (s + 1, NULL, 0);
817 }
818 }
819#endif /* CONFIG_SPLASH_SCREEN_ALIGN */
820
Mark Jacksona4831152008-07-31 16:09:00 +0100821#ifdef CONFIG_VIDEO_BMP_GZIP
822 bmp_image_t *bmp = (bmp_image_t *)addr;
823 unsigned long len;
824
825 if (!((bmp->header.signature[0]=='B') &&
826 (bmp->header.signature[1]=='M'))) {
827 addr = (ulong)gunzip_bmp(addr, &len);
828 }
829#endif
830
Matthias Weisser1ca298c2009-07-09 16:07:30 +0200831 if (lcd_display_bitmap (addr, x, y) == 0) {
wdenk8655b6f2004-10-09 23:25:58 +0000832 return ((void *)lcd_base);
833 }
834 }
835#endif /* CONFIG_SPLASH_SCREEN */
836
837#ifdef CONFIG_LCD_LOGO
838 bitmap_plot (0, 0);
839#endif /* CONFIG_LCD_LOGO */
840
Haavard Skinnemoen6b59e032008-09-01 16:21:22 +0200841#ifdef CONFIG_LCD_INFO
842 console_col = LCD_INFO_X / VIDEO_FONT_WIDTH;
843 console_row = LCD_INFO_Y / VIDEO_FONT_HEIGHT;
844 lcd_show_board_info();
845#endif /* CONFIG_LCD_INFO */
Stelian Pop39cf4802008-05-09 21:57:18 +0200846
wdenk88804d12005-07-04 00:03:16 +0000847#if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO)
wdenk8655b6f2004-10-09 23:25:58 +0000848 return ((void *)((ulong)lcd_base + BMP_LOGO_HEIGHT * lcd_line_length));
849#else
850 return ((void *)lcd_base);
wdenk88804d12005-07-04 00:03:16 +0000851#endif /* CONFIG_LCD_LOGO && !CONFIG_LCD_INFO_BELOW_LOGO */
wdenk8655b6f2004-10-09 23:25:58 +0000852}
853
854/************************************************************************/
855/************************************************************************/