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> 35 #include <version.h> 36 #include <stdarg.h> 37 #include <linux/types.h> 38 #include <devices.h> 39 #if defined(CONFIG_POST) 40 #include <post.h> 41 #endif 42 #include <lcd.h> 43 #include <watchdog.h> 44 45 #if defined(CONFIG_PXA250) 46 #include <asm/byteorder.h> 47 #endif 48 49 #if defined(CONFIG_MPC823) 50 #include <lcdvideo.h> 51 #endif 52 53 54 #ifdef CONFIG_LCD 55 56 /************************************************************************/ 57 /* ** FONT DATA */ 58 /************************************************************************/ 59 #include <video_font.h> /* Get font data, width and height */ 60 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 70 71 ulong lcd_setmem (ulong addr); 72 73 static void lcd_drawchars (ushort x, ushort y, uchar *str, int count); 74 static inline void lcd_puts_xy (ushort x, ushort y, uchar *s); 75 static inline void lcd_putc_xy (ushort x, ushort y, uchar c); 76 77 static int lcd_init (void *lcdbase); 78 79 static int lcd_clear (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]); 80 extern void lcd_ctrl_init (void *lcdbase); 81 extern void lcd_enable (void); 82 static void *lcd_logo (void); 83 84 85 #if LCD_BPP == LCD_COLOR8 86 extern void lcd_setcolreg (ushort regno, 87 ushort red, ushort green, ushort blue); 88 #endif 89 #if LCD_BPP == LCD_MONOCHROME 90 extern void lcd_initcolregs (void); 91 #endif 92 93 static int lcd_getbgcolor (void); 94 static void lcd_setfgcolor (int color); 95 static void lcd_setbgcolor (int color); 96 97 char lcd_is_enabled = 0; 98 extern vidinfo_t panel_info; 99 100 #ifdef NOT_USED_SO_FAR 101 static void lcd_getcolreg (ushort regno, 102 ushort *red, ushort *green, ushort *blue); 103 static int lcd_getfgcolor (void); 104 #endif /* NOT_USED_SO_FAR */ 105 106 /************************************************************************/ 107 108 /*----------------------------------------------------------------------*/ 109 110 static void console_scrollup (void) 111 { 112 #if 1 113 /* Copy up rows ignoring the first one */ 114 memcpy (CONSOLE_ROW_FIRST, CONSOLE_ROW_SECOND, CONSOLE_SCROLL_SIZE); 115 116 /* Clear the last one */ 117 memset (CONSOLE_ROW_LAST, COLOR_MASK(lcd_color_bg), CONSOLE_ROW_SIZE); 118 #else 119 /* 120 * Poor attempt to optimize speed by moving "long"s. 121 * But the code is ugly, and not a bit faster :-( 122 */ 123 ulong *t = (ulong *)CONSOLE_ROW_FIRST; 124 ulong *s = (ulong *)CONSOLE_ROW_SECOND; 125 ulong l = CONSOLE_SCROLL_SIZE / sizeof(ulong); 126 uchar c = lcd_color_bg & 0xFF; 127 ulong val= (c<<24) | (c<<16) | (c<<8) | c; 128 129 while (l--) 130 *t++ = *s++; 131 132 t = (ulong *)CONSOLE_ROW_LAST; 133 l = CONSOLE_ROW_SIZE / sizeof(ulong); 134 135 while (l-- > 0) 136 *t++ = val; 137 #endif 138 } 139 140 /*----------------------------------------------------------------------*/ 141 142 static inline void console_back (void) 143 { 144 if (--console_col < 0) { 145 console_col = CONSOLE_COLS-1 ; 146 if (--console_row < 0) { 147 console_row = 0; 148 } 149 } 150 151 lcd_putc_xy (console_col * VIDEO_FONT_WIDTH, 152 console_row * VIDEO_FONT_HEIGHT, 153 ' '); 154 } 155 156 /*----------------------------------------------------------------------*/ 157 158 static inline void console_newline (void) 159 { 160 ++console_row; 161 console_col = 0; 162 163 /* Check if we need to scroll the terminal */ 164 if (console_row >= CONSOLE_ROWS) { 165 /* Scroll everything up */ 166 console_scrollup () ; 167 --console_row; 168 } 169 } 170 171 /*----------------------------------------------------------------------*/ 172 173 void lcd_putc (const char c) 174 { 175 if (!lcd_is_enabled) { 176 serial_putc(c); 177 return; 178 } 179 180 switch (c) { 181 case '\r': console_col = 0; 182 return; 183 184 case '\n': console_newline(); 185 return; 186 187 case '\t': /* Tab (8 chars alignment) */ 188 console_col |= 8; 189 console_col &= ~7; 190 191 if (console_col >= CONSOLE_COLS) { 192 console_newline(); 193 } 194 return; 195 196 case '\b': console_back(); 197 return; 198 199 default: lcd_putc_xy (console_col * VIDEO_FONT_WIDTH, 200 console_row * VIDEO_FONT_HEIGHT, 201 c); 202 if (++console_col >= CONSOLE_COLS) { 203 console_newline(); 204 } 205 return; 206 } 207 /* NOTREACHED */ 208 } 209 210 /*----------------------------------------------------------------------*/ 211 212 void lcd_puts (const char *s) 213 { 214 if (!lcd_is_enabled) { 215 serial_puts (s); 216 return; 217 } 218 219 while (*s) { 220 lcd_putc (*s++); 221 } 222 } 223 224 /************************************************************************/ 225 /* ** Low-Level Graphics Routines */ 226 /************************************************************************/ 227 228 static void lcd_drawchars (ushort x, ushort y, uchar *str, int count) 229 { 230 uchar *dest; 231 ushort off, row; 232 233 dest = (uchar *)(lcd_base + y * lcd_line_length + x * (1 << LCD_BPP) / 8); 234 off = x * (1 << LCD_BPP) % 8; 235 236 for (row=0; row < VIDEO_FONT_HEIGHT; ++row, dest += lcd_line_length) { 237 uchar *s = str; 238 uchar *d = dest; 239 int i; 240 241 #if LCD_BPP == LCD_MONOCHROME 242 uchar rest = *d & -(1 << (8-off)); 243 uchar sym; 244 #endif 245 for (i=0; i<count; ++i) { 246 uchar c, bits; 247 248 c = *s++; 249 bits = video_fontdata[c * VIDEO_FONT_HEIGHT + row]; 250 251 #if LCD_BPP == LCD_MONOCHROME 252 sym = (COLOR_MASK(lcd_color_fg) & bits) | 253 (COLOR_MASK(lcd_color_bg) & ~bits); 254 255 *d++ = rest | (sym >> off); 256 rest = sym << (8-off); 257 #elif LCD_BPP == LCD_COLOR8 258 for (c=0; c<8; ++c) { 259 *d++ = (bits & 0x80) ? 260 lcd_color_fg : lcd_color_bg; 261 bits <<= 1; 262 } 263 #elif LCD_BPP == LCD_COLOR16 264 for (c=0; c<16; ++c) { 265 *d++ = (bits & 0x80) ? 266 lcd_color_fg : lcd_color_bg; 267 bits <<= 1; 268 } 269 #endif 270 } 271 #if LCD_BPP == LCD_MONOCHROME 272 *d = rest | (*d & ((1 << (8-off)) - 1)); 273 #endif 274 } 275 } 276 277 /*----------------------------------------------------------------------*/ 278 279 static inline void lcd_puts_xy (ushort x, ushort y, uchar *s) 280 { 281 #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) 282 lcd_drawchars (x, y+BMP_LOGO_HEIGHT, s, strlen ((char *)s)); 283 #else 284 lcd_drawchars (x, y, s, strlen ((char *)s)); 285 #endif 286 } 287 288 /*----------------------------------------------------------------------*/ 289 290 static inline void lcd_putc_xy (ushort x, ushort y, uchar c) 291 { 292 #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) 293 lcd_drawchars (x, y+BMP_LOGO_HEIGHT, &c, 1); 294 #else 295 lcd_drawchars (x, y, &c, 1); 296 #endif 297 } 298 299 /************************************************************************/ 300 /** Small utility to check that you got the colours right */ 301 /************************************************************************/ 302 #ifdef LCD_TEST_PATTERN 303 304 #define N_BLK_VERT 2 305 #define N_BLK_HOR 3 306 307 static int test_colors[N_BLK_HOR*N_BLK_VERT] = { 308 CONSOLE_COLOR_RED, CONSOLE_COLOR_GREEN, CONSOLE_COLOR_YELLOW, 309 CONSOLE_COLOR_BLUE, CONSOLE_COLOR_MAGENTA, CONSOLE_COLOR_CYAN, 310 }; 311 312 static void test_pattern (void) 313 { 314 ushort v_max = panel_info.vl_row; 315 ushort h_max = panel_info.vl_col; 316 ushort v_step = (v_max + N_BLK_VERT - 1) / N_BLK_VERT; 317 ushort h_step = (h_max + N_BLK_HOR - 1) / N_BLK_HOR; 318 ushort v, h; 319 uchar *pix = (uchar *)lcd_base; 320 321 printf ("[LCD] Test Pattern: %d x %d [%d x %d]\n", 322 h_max, v_max, h_step, v_step); 323 324 /* WARNING: Code silently assumes 8bit/pixel */ 325 for (v=0; v<v_max; ++v) { 326 uchar iy = v / v_step; 327 for (h=0; h<h_max; ++h) { 328 uchar ix = N_BLK_HOR * iy + (h/h_step); 329 *pix++ = test_colors[ix]; 330 } 331 } 332 } 333 #endif /* LCD_TEST_PATTERN */ 334 335 336 /************************************************************************/ 337 /* ** GENERIC Initialization Routines */ 338 /************************************************************************/ 339 340 int drv_lcd_init (void) 341 { 342 DECLARE_GLOBAL_DATA_PTR; 343 344 device_t lcddev; 345 int rc; 346 347 lcd_base = (void *)(gd->fb_base); 348 349 lcd_line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8; 350 351 lcd_init (lcd_base); /* LCD initialization */ 352 353 /* Device initialization */ 354 memset (&lcddev, 0, sizeof (lcddev)); 355 356 strcpy (lcddev.name, "lcd"); 357 lcddev.ext = 0; /* No extensions */ 358 lcddev.flags = DEV_FLAGS_OUTPUT; /* Output only */ 359 lcddev.putc = lcd_putc; /* 'putc' function */ 360 lcddev.puts = lcd_puts; /* 'puts' function */ 361 362 rc = device_register (&lcddev); 363 364 return (rc == 0) ? 1 : rc; 365 } 366 367 /*----------------------------------------------------------------------*/ 368 static int lcd_clear (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) 369 { 370 #if LCD_BPP == LCD_MONOCHROME 371 /* Setting the palette */ 372 lcd_initcolregs(); 373 374 #elif LCD_BPP == LCD_COLOR8 375 /* Setting the palette */ 376 lcd_setcolreg (CONSOLE_COLOR_BLACK, 0, 0, 0); 377 lcd_setcolreg (CONSOLE_COLOR_RED, 0xFF, 0, 0); 378 lcd_setcolreg (CONSOLE_COLOR_GREEN, 0, 0xFF, 0); 379 lcd_setcolreg (CONSOLE_COLOR_YELLOW, 0xFF, 0xFF, 0); 380 lcd_setcolreg (CONSOLE_COLOR_BLUE, 0, 0, 0xFF); 381 lcd_setcolreg (CONSOLE_COLOR_MAGENTA, 0xFF, 0, 0xFF); 382 lcd_setcolreg (CONSOLE_COLOR_CYAN, 0, 0xFF, 0xFF); 383 lcd_setcolreg (CONSOLE_COLOR_GREY, 0xAA, 0xAA, 0xAA); 384 lcd_setcolreg (CONSOLE_COLOR_WHITE, 0xFF, 0xFF, 0xFF); 385 #endif 386 387 #ifndef CFG_WHITE_ON_BLACK 388 lcd_setfgcolor (CONSOLE_COLOR_BLACK); 389 lcd_setbgcolor (CONSOLE_COLOR_WHITE); 390 #else 391 lcd_setfgcolor (CONSOLE_COLOR_WHITE); 392 lcd_setbgcolor (CONSOLE_COLOR_BLACK); 393 #endif /* CFG_WHITE_ON_BLACK */ 394 395 #ifdef LCD_TEST_PATTERN 396 test_pattern(); 397 #else 398 /* set framebuffer to background color */ 399 memset ((char *)lcd_base, 400 COLOR_MASK(lcd_getbgcolor()), 401 lcd_line_length*panel_info.vl_row); 402 #endif 403 /* Paint the logo and retrieve LCD base address */ 404 debug ("[LCD] Drawing the logo...\n"); 405 lcd_console_address = lcd_logo (); 406 407 console_col = 0; 408 console_row = 0; 409 410 return (0); 411 } 412 413 U_BOOT_CMD( 414 cls, 1, 1, lcd_clear, 415 "cls - clear screen\n", 416 NULL 417 ); 418 419 /*----------------------------------------------------------------------*/ 420 421 static int lcd_init (void *lcdbase) 422 { 423 /* Initialize the lcd controller */ 424 debug ("[LCD] Initializing LCD frambuffer at %p\n", lcdbase); 425 426 lcd_ctrl_init (lcdbase); 427 lcd_clear (NULL, 1, 1, NULL); /* dummy args */ 428 lcd_enable (); 429 430 /* Initialize the console */ 431 console_col = 0; 432 #ifdef CONFIG_LCD_INFO_BELOW_LOGO 433 console_row = 7 + BMP_LOGO_HEIGHT / VIDEO_FONT_HEIGHT; 434 #else 435 console_row = 1; /* leave 1 blank line below logo */ 436 #endif 437 lcd_is_enabled = 1; 438 439 return 0; 440 } 441 442 443 /************************************************************************/ 444 /* ** ROM capable initialization part - needed to reserve FB memory */ 445 /************************************************************************/ 446 /* 447 * This is called early in the system initialization to grab memory 448 * for the LCD controller. 449 * Returns new address for monitor, after reserving LCD buffer memory 450 * 451 * Note that this is running from ROM, so no write access to global data. 452 */ 453 ulong lcd_setmem (ulong addr) 454 { 455 ulong size; 456 int line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8; 457 458 debug ("LCD panel info: %d x %d, %d bit/pix\n", 459 panel_info.vl_col, panel_info.vl_row, NBITS (panel_info.vl_bpix) ); 460 461 size = line_length * panel_info.vl_row; 462 463 /* Round up to nearest full page */ 464 size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1); 465 466 /* Allocate pages for the frame buffer. */ 467 addr -= size; 468 469 debug ("Reserving %ldk for LCD Framebuffer at: %08lx\n", size>>10, addr); 470 471 return (addr); 472 } 473 474 /*----------------------------------------------------------------------*/ 475 476 static void lcd_setfgcolor (int color) 477 { 478 lcd_color_fg = color & 0x0F; 479 } 480 481 /*----------------------------------------------------------------------*/ 482 483 static void lcd_setbgcolor (int color) 484 { 485 lcd_color_bg = color & 0x0F; 486 } 487 488 /*----------------------------------------------------------------------*/ 489 490 #ifdef NOT_USED_SO_FAR 491 static int lcd_getfgcolor (void) 492 { 493 return lcd_color_fg; 494 } 495 #endif /* NOT_USED_SO_FAR */ 496 497 /*----------------------------------------------------------------------*/ 498 499 static int lcd_getbgcolor (void) 500 { 501 return lcd_color_bg; 502 } 503 504 /*----------------------------------------------------------------------*/ 505 506 /************************************************************************/ 507 /* ** Chipset depending Bitmap / Logo stuff... */ 508 /************************************************************************/ 509 #ifdef CONFIG_LCD_LOGO 510 void bitmap_plot (int x, int y) 511 { 512 ushort *cmap; 513 ushort i, j; 514 uchar *bmap; 515 uchar *fb; 516 ushort *fb16; 517 #if defined(CONFIG_PXA250) 518 struct pxafb_info *fbi = &panel_info.pxa; 519 #elif defined(CONFIG_MPC823) 520 volatile immap_t *immr = (immap_t *) CFG_IMMR; 521 volatile cpm8xx_t *cp = &(immr->im_cpm); 522 #endif 523 524 debug ("Logo: width %d height %d colors %d cmap %d\n", 525 BMP_LOGO_WIDTH, BMP_LOGO_HEIGHT, BMP_LOGO_COLORS, 526 sizeof(bmp_logo_palette)/(sizeof(ushort))); 527 528 bmap = &bmp_logo_bitmap[0]; 529 fb = (uchar *)(lcd_base + y * lcd_line_length + x); 530 531 if (NBITS(panel_info.vl_bpix) < 12) { 532 /* Leave room for default color map */ 533 #if defined(CONFIG_PXA250) 534 cmap = (ushort *)fbi->palette; 535 #elif defined(CONFIG_MPC823) 536 cmap = (ushort *)&(cp->lcd_cmap[BMP_LOGO_OFFSET*sizeof(ushort)]); 537 #endif 538 539 WATCHDOG_RESET(); 540 541 /* Set color map */ 542 for (i=0; i<(sizeof(bmp_logo_palette)/(sizeof(ushort))); ++i) { 543 ushort colreg = bmp_logo_palette[i]; 544 #ifdef CFG_INVERT_COLORS 545 *cmap++ = 0xffff - colreg; 546 #else 547 *cmap++ = colreg; 548 #endif 549 } 550 551 WATCHDOG_RESET(); 552 553 for (i=0; i<BMP_LOGO_HEIGHT; ++i) { 554 memcpy (fb, bmap, BMP_LOGO_WIDTH); 555 bmap += BMP_LOGO_WIDTH; 556 fb += panel_info.vl_col; 557 } 558 } 559 else { /* true color mode */ 560 fb16 = (ushort *)(lcd_base + y * lcd_line_length + x); 561 for (i=0; i<BMP_LOGO_HEIGHT; ++i) { 562 for (j=0; j<BMP_LOGO_WIDTH; j++) { 563 fb16[j] = bmp_logo_palette[(bmap[j])]; 564 } 565 bmap += BMP_LOGO_WIDTH; 566 fb16 += panel_info.vl_col; 567 } 568 } 569 570 WATCHDOG_RESET(); 571 } 572 #endif /* CONFIG_LCD_LOGO */ 573 574 /*----------------------------------------------------------------------*/ 575 #if (CONFIG_COMMANDS & CFG_CMD_BMP) || defined(CONFIG_SPLASH_SCREEN) 576 /* 577 * Display the BMP file located at address bmp_image. 578 * Only uncompressed. 579 */ 580 int lcd_display_bitmap(ulong bmp_image, int x, int y) 581 { 582 ushort *cmap; 583 ushort i, j; 584 uchar *fb; 585 bmp_image_t *bmp=(bmp_image_t *)bmp_image; 586 uchar *bmap; 587 ushort padded_line; 588 unsigned long width, height; 589 unsigned colors,bpix; 590 unsigned long compression; 591 #if defined(CONFIG_PXA250) 592 struct pxafb_info *fbi = &panel_info.pxa; 593 #elif defined(CONFIG_MPC823) 594 volatile immap_t *immr = (immap_t *) CFG_IMMR; 595 volatile cpm8xx_t *cp = &(immr->im_cpm); 596 #endif 597 598 if (!((bmp->header.signature[0]=='B') && 599 (bmp->header.signature[1]=='M'))) { 600 printf ("Error: no valid bmp image at %lx\n", bmp_image); 601 return 1; 602 } 603 604 width = le32_to_cpu (bmp->header.width); 605 height = le32_to_cpu (bmp->header.height); 606 colors = 1<<le16_to_cpu (bmp->header.bit_count); 607 compression = le32_to_cpu (bmp->header.compression); 608 609 bpix = NBITS(panel_info.vl_bpix); 610 611 if ((bpix != 1) && (bpix != 8)) { 612 printf ("Error: %d bit/pixel mode not supported by U-Boot\n", 613 bpix); 614 return 1; 615 } 616 617 if (bpix != le16_to_cpu(bmp->header.bit_count)) { 618 printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n", 619 bpix, 620 le16_to_cpu(bmp->header.bit_count)); 621 return 1; 622 } 623 624 debug ("Display-bmp: %d x %d with %d colors\n", 625 (int)width, (int)height, (int)colors); 626 627 if (bpix==8) { 628 #if defined(CONFIG_PXA250) 629 cmap = (ushort *)fbi->palette; 630 #elif defined(CONFIG_MPC823) 631 cmap = (ushort *)&(cp->lcd_cmap[255*sizeof(ushort)]); 632 #else 633 # error "Don't know location of color map" 634 #endif 635 636 /* Set color map */ 637 for (i=0; i<colors; ++i) { 638 bmp_color_table_entry_t cte = bmp->color_table[i]; 639 ushort colreg = 640 ( ((cte.red) << 8) & 0xf800) | 641 ( ((cte.green) << 3) & 0x07e0) | 642 ( ((cte.blue) >> 3) & 0x001f) ; 643 #ifdef CFG_INVERT_COLORS 644 *cmap = 0xffff - colreg; 645 #else 646 *cmap = colreg; 647 #endif 648 #if defined(CONFIG_PXA250) 649 cmap++; 650 #elif defined(CONFIG_MPC823) 651 cmap--; 652 #endif 653 } 654 } 655 656 padded_line = (width&0x3) ? ((width&~0x3)+4) : (width); 657 if ((x + width)>panel_info.vl_col) 658 width = panel_info.vl_col - x; 659 if ((y + height)>panel_info.vl_row) 660 height = panel_info.vl_row - y; 661 662 bmap = (uchar *)bmp + le32_to_cpu (bmp->header.data_offset); 663 fb = (uchar *) (lcd_base + 664 (y + height - 1) * lcd_line_length + x); 665 for (i = 0; i < height; ++i) { 666 WATCHDOG_RESET(); 667 for (j = 0; j < width ; j++) 668 #if defined(CONFIG_PXA250) 669 *(fb++)=*(bmap++); 670 #elif defined(CONFIG_MPC823) 671 *(fb++)=255-*(bmap++); 672 #endif 673 bmap += (width - padded_line); 674 fb -= (width + lcd_line_length); 675 } 676 677 return (0); 678 } 679 #endif /* (CONFIG_COMMANDS & CFG_CMD_BMP) || CONFIG_SPLASH_SCREEN */ 680 681 682 static void *lcd_logo (void) 683 { 684 #ifdef CONFIG_LCD_INFO 685 DECLARE_GLOBAL_DATA_PTR; 686 687 char info[80]; 688 char temp[32]; 689 #endif /* CONFIG_LCD_INFO */ 690 691 #ifdef CONFIG_SPLASH_SCREEN 692 char *s; 693 ulong addr; 694 static int do_splash = 1; 695 696 if (do_splash && (s = getenv("splashimage")) != NULL) { 697 addr = simple_strtoul(s, NULL, 16); 698 do_splash = 0; 699 700 if (lcd_display_bitmap (addr, 0, 0) == 0) { 701 return ((void *)lcd_base); 702 } 703 } 704 #endif /* CONFIG_SPLASH_SCREEN */ 705 706 #ifdef CONFIG_LCD_LOGO 707 bitmap_plot (0, 0); 708 #endif /* CONFIG_LCD_LOGO */ 709 710 #ifdef CONFIG_MPC823 711 # ifdef CONFIG_LCD_INFO 712 sprintf (info, "%s (%s - %s) ", U_BOOT_VERSION, __DATE__, __TIME__); 713 lcd_drawchars (LCD_INFO_X, LCD_INFO_Y, (uchar *)info, strlen(info)); 714 715 sprintf (info, "(C) 2004 DENX Software Engineering"); 716 lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT, 717 (uchar *)info, strlen(info)); 718 719 sprintf (info, " Wolfgang DENK, wd@denx.de"); 720 lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 2, 721 (uchar *)info, strlen(info)); 722 # ifdef CONFIG_LCD_INFO_BELOW_LOGO 723 sprintf (info, "MPC823 CPU at %s MHz", 724 strmhz(temp, gd->cpu_clk)); 725 lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 3, 726 info, strlen(info)); 727 sprintf (info, " %ld MB RAM, %ld MB Flash", 728 gd->ram_size >> 20, 729 gd->bd->bi_flashsize >> 20 ); 730 lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 4, 731 info, strlen(info)); 732 # else 733 /* leave one blank line */ 734 735 sprintf (info, "MPC823 CPU at %s MHz, %ld MB RAM, %ld MB Flash", 736 strmhz(temp, gd->cpu_clk), 737 gd->ram_size >> 20, 738 gd->bd->bi_flashsize >> 20 ); 739 lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 4, 740 (uchar *)info, strlen(info)); 741 742 # endif /* CONFIG_LCD_INFO_BELOW_LOGO */ 743 # endif /* CONFIG_LCD_INFO */ 744 #endif /* CONFIG_MPC823 */ 745 746 #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) 747 return ((void *)((ulong)lcd_base + BMP_LOGO_HEIGHT * lcd_line_length)); 748 #else 749 return ((void *)lcd_base); 750 #endif /* CONFIG_LCD_LOGO && !CONFIG_LCD_INFO_BELOW_LOGO */ 751 } 752 753 /************************************************************************/ 754 /************************************************************************/ 755 756 #endif /* CONFIG_LCD */ 757