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 #if defined(CONFIG_ATMEL_LCD) 54 #include <atmel_lcdc.h> 55 #include <nand.h> 56 #endif 57 58 /************************************************************************/ 59 /* ** FONT DATA */ 60 /************************************************************************/ 61 #include <video_font.h> /* Get font data, width and height */ 62 63 /************************************************************************/ 64 /* ** LOGO DATA */ 65 /************************************************************************/ 66 #ifdef CONFIG_LCD_LOGO 67 # include <bmp_logo.h> /* Get logo data, width and height */ 68 # if (CONSOLE_COLOR_WHITE >= BMP_LOGO_OFFSET) 69 # error Default Color Map overlaps with Logo Color Map 70 # endif 71 #endif 72 73 DECLARE_GLOBAL_DATA_PTR; 74 75 ulong lcd_setmem (ulong addr); 76 77 static void lcd_drawchars (ushort x, ushort y, uchar *str, int count); 78 static inline void lcd_puts_xy (ushort x, ushort y, uchar *s); 79 static inline void lcd_putc_xy (ushort x, ushort y, uchar c); 80 81 static int lcd_init (void *lcdbase); 82 83 static int lcd_clear (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]); 84 extern void lcd_ctrl_init (void *lcdbase); 85 extern void lcd_enable (void); 86 static void *lcd_logo (void); 87 88 89 #if LCD_BPP == LCD_COLOR8 90 extern void lcd_setcolreg (ushort regno, 91 ushort red, ushort green, ushort blue); 92 #endif 93 #if LCD_BPP == LCD_MONOCHROME 94 extern void lcd_initcolregs (void); 95 #endif 96 97 static int lcd_getbgcolor (void); 98 static void lcd_setfgcolor (int color); 99 static void lcd_setbgcolor (int color); 100 101 char lcd_is_enabled = 0; 102 extern vidinfo_t panel_info; 103 104 #ifdef NOT_USED_SO_FAR 105 static void lcd_getcolreg (ushort regno, 106 ushort *red, ushort *green, ushort *blue); 107 static int lcd_getfgcolor (void); 108 #endif /* NOT_USED_SO_FAR */ 109 110 /************************************************************************/ 111 112 /*----------------------------------------------------------------------*/ 113 114 static void console_scrollup (void) 115 { 116 #if 1 117 /* Copy up rows ignoring the first one */ 118 memcpy (CONSOLE_ROW_FIRST, CONSOLE_ROW_SECOND, CONSOLE_SCROLL_SIZE); 119 120 /* Clear the last one */ 121 memset (CONSOLE_ROW_LAST, COLOR_MASK(lcd_color_bg), CONSOLE_ROW_SIZE); 122 #else 123 /* 124 * Poor attempt to optimize speed by moving "long"s. 125 * But the code is ugly, and not a bit faster :-( 126 */ 127 ulong *t = (ulong *)CONSOLE_ROW_FIRST; 128 ulong *s = (ulong *)CONSOLE_ROW_SECOND; 129 ulong l = CONSOLE_SCROLL_SIZE / sizeof(ulong); 130 uchar c = lcd_color_bg & 0xFF; 131 ulong val= (c<<24) | (c<<16) | (c<<8) | c; 132 133 while (l--) 134 *t++ = *s++; 135 136 t = (ulong *)CONSOLE_ROW_LAST; 137 l = CONSOLE_ROW_SIZE / sizeof(ulong); 138 139 while (l-- > 0) 140 *t++ = val; 141 #endif 142 } 143 144 /*----------------------------------------------------------------------*/ 145 146 static inline void console_back (void) 147 { 148 if (--console_col < 0) { 149 console_col = CONSOLE_COLS-1 ; 150 if (--console_row < 0) { 151 console_row = 0; 152 } 153 } 154 155 lcd_putc_xy (console_col * VIDEO_FONT_WIDTH, 156 console_row * VIDEO_FONT_HEIGHT, 157 ' '); 158 } 159 160 /*----------------------------------------------------------------------*/ 161 162 static inline void console_newline (void) 163 { 164 ++console_row; 165 console_col = 0; 166 167 /* Check if we need to scroll the terminal */ 168 if (console_row >= CONSOLE_ROWS) { 169 /* Scroll everything up */ 170 console_scrollup () ; 171 --console_row; 172 } 173 } 174 175 /*----------------------------------------------------------------------*/ 176 177 void lcd_putc (const char c) 178 { 179 if (!lcd_is_enabled) { 180 serial_putc(c); 181 return; 182 } 183 184 switch (c) { 185 case '\r': console_col = 0; 186 return; 187 188 case '\n': console_newline(); 189 return; 190 191 case '\t': /* Tab (8 chars alignment) */ 192 console_col |= 8; 193 console_col &= ~7; 194 195 if (console_col >= CONSOLE_COLS) { 196 console_newline(); 197 } 198 return; 199 200 case '\b': console_back(); 201 return; 202 203 default: lcd_putc_xy (console_col * VIDEO_FONT_WIDTH, 204 console_row * VIDEO_FONT_HEIGHT, 205 c); 206 if (++console_col >= CONSOLE_COLS) { 207 console_newline(); 208 } 209 return; 210 } 211 /* NOTREACHED */ 212 } 213 214 /*----------------------------------------------------------------------*/ 215 216 void lcd_puts (const char *s) 217 { 218 if (!lcd_is_enabled) { 219 serial_puts (s); 220 return; 221 } 222 223 while (*s) { 224 lcd_putc (*s++); 225 } 226 } 227 228 /************************************************************************/ 229 /* ** Low-Level Graphics Routines */ 230 /************************************************************************/ 231 232 static void lcd_drawchars (ushort x, ushort y, uchar *str, int count) 233 { 234 uchar *dest; 235 ushort off, row; 236 237 dest = (uchar *)(lcd_base + y * lcd_line_length + x * (1 << LCD_BPP) / 8); 238 off = x * (1 << LCD_BPP) % 8; 239 240 for (row=0; row < VIDEO_FONT_HEIGHT; ++row, dest += lcd_line_length) { 241 uchar *s = str; 242 uchar *d = dest; 243 int i; 244 245 #if LCD_BPP == LCD_MONOCHROME 246 uchar rest = *d & -(1 << (8-off)); 247 uchar sym; 248 #endif 249 for (i=0; i<count; ++i) { 250 uchar c, bits; 251 252 c = *s++; 253 bits = video_fontdata[c * VIDEO_FONT_HEIGHT + row]; 254 255 #if LCD_BPP == LCD_MONOCHROME 256 sym = (COLOR_MASK(lcd_color_fg) & bits) | 257 (COLOR_MASK(lcd_color_bg) & ~bits); 258 259 *d++ = rest | (sym >> off); 260 rest = sym << (8-off); 261 #elif LCD_BPP == LCD_COLOR8 262 for (c=0; c<8; ++c) { 263 *d++ = (bits & 0x80) ? 264 lcd_color_fg : lcd_color_bg; 265 bits <<= 1; 266 } 267 #elif LCD_BPP == LCD_COLOR16 268 for (c=0; c<16; ++c) { 269 *d++ = (bits & 0x80) ? 270 lcd_color_fg : lcd_color_bg; 271 bits <<= 1; 272 } 273 #endif 274 } 275 #if LCD_BPP == LCD_MONOCHROME 276 *d = rest | (*d & ((1 << (8-off)) - 1)); 277 #endif 278 } 279 } 280 281 /*----------------------------------------------------------------------*/ 282 283 static inline void lcd_puts_xy (ushort x, ushort y, uchar *s) 284 { 285 #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) 286 lcd_drawchars (x, y+BMP_LOGO_HEIGHT, s, strlen ((char *)s)); 287 #else 288 lcd_drawchars (x, y, s, strlen ((char *)s)); 289 #endif 290 } 291 292 /*----------------------------------------------------------------------*/ 293 294 static inline void lcd_putc_xy (ushort x, ushort y, uchar c) 295 { 296 #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) 297 lcd_drawchars (x, y+BMP_LOGO_HEIGHT, &c, 1); 298 #else 299 lcd_drawchars (x, y, &c, 1); 300 #endif 301 } 302 303 /************************************************************************/ 304 /** Small utility to check that you got the colours right */ 305 /************************************************************************/ 306 #ifdef LCD_TEST_PATTERN 307 308 #define N_BLK_VERT 2 309 #define N_BLK_HOR 3 310 311 static int test_colors[N_BLK_HOR*N_BLK_VERT] = { 312 CONSOLE_COLOR_RED, CONSOLE_COLOR_GREEN, CONSOLE_COLOR_YELLOW, 313 CONSOLE_COLOR_BLUE, CONSOLE_COLOR_MAGENTA, CONSOLE_COLOR_CYAN, 314 }; 315 316 static void test_pattern (void) 317 { 318 ushort v_max = panel_info.vl_row; 319 ushort h_max = panel_info.vl_col; 320 ushort v_step = (v_max + N_BLK_VERT - 1) / N_BLK_VERT; 321 ushort h_step = (h_max + N_BLK_HOR - 1) / N_BLK_HOR; 322 ushort v, h; 323 uchar *pix = (uchar *)lcd_base; 324 325 printf ("[LCD] Test Pattern: %d x %d [%d x %d]\n", 326 h_max, v_max, h_step, v_step); 327 328 /* WARNING: Code silently assumes 8bit/pixel */ 329 for (v=0; v<v_max; ++v) { 330 uchar iy = v / v_step; 331 for (h=0; h<h_max; ++h) { 332 uchar ix = N_BLK_HOR * iy + (h/h_step); 333 *pix++ = test_colors[ix]; 334 } 335 } 336 } 337 #endif /* LCD_TEST_PATTERN */ 338 339 340 /************************************************************************/ 341 /* ** GENERIC Initialization Routines */ 342 /************************************************************************/ 343 344 int drv_lcd_init (void) 345 { 346 device_t lcddev; 347 int rc; 348 349 lcd_base = (void *)(gd->fb_base); 350 351 lcd_line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8; 352 353 lcd_init (lcd_base); /* LCD initialization */ 354 355 /* Device initialization */ 356 memset (&lcddev, 0, sizeof (lcddev)); 357 358 strcpy (lcddev.name, "lcd"); 359 lcddev.ext = 0; /* No extensions */ 360 lcddev.flags = DEV_FLAGS_OUTPUT; /* Output only */ 361 lcddev.putc = lcd_putc; /* 'putc' function */ 362 lcddev.puts = lcd_puts; /* 'puts' function */ 363 364 rc = device_register (&lcddev); 365 366 return (rc == 0) ? 1 : rc; 367 } 368 369 /*----------------------------------------------------------------------*/ 370 static int lcd_clear (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) 371 { 372 #if LCD_BPP == LCD_MONOCHROME 373 /* Setting the palette */ 374 lcd_initcolregs(); 375 376 #elif LCD_BPP == LCD_COLOR8 377 /* Setting the palette */ 378 lcd_setcolreg (CONSOLE_COLOR_BLACK, 0, 0, 0); 379 lcd_setcolreg (CONSOLE_COLOR_RED, 0xFF, 0, 0); 380 lcd_setcolreg (CONSOLE_COLOR_GREEN, 0, 0xFF, 0); 381 lcd_setcolreg (CONSOLE_COLOR_YELLOW, 0xFF, 0xFF, 0); 382 lcd_setcolreg (CONSOLE_COLOR_BLUE, 0, 0, 0xFF); 383 lcd_setcolreg (CONSOLE_COLOR_MAGENTA, 0xFF, 0, 0xFF); 384 lcd_setcolreg (CONSOLE_COLOR_CYAN, 0, 0xFF, 0xFF); 385 lcd_setcolreg (CONSOLE_COLOR_GREY, 0xAA, 0xAA, 0xAA); 386 lcd_setcolreg (CONSOLE_COLOR_WHITE, 0xFF, 0xFF, 0xFF); 387 #endif 388 389 #ifndef CFG_WHITE_ON_BLACK 390 lcd_setfgcolor (CONSOLE_COLOR_BLACK); 391 lcd_setbgcolor (CONSOLE_COLOR_WHITE); 392 #else 393 lcd_setfgcolor (CONSOLE_COLOR_WHITE); 394 lcd_setbgcolor (CONSOLE_COLOR_BLACK); 395 #endif /* CFG_WHITE_ON_BLACK */ 396 397 #ifdef LCD_TEST_PATTERN 398 test_pattern(); 399 #else 400 /* set framebuffer to background color */ 401 memset ((char *)lcd_base, 402 COLOR_MASK(lcd_getbgcolor()), 403 lcd_line_length*panel_info.vl_row); 404 #endif 405 /* Paint the logo and retrieve LCD base address */ 406 debug ("[LCD] Drawing the logo...\n"); 407 lcd_console_address = lcd_logo (); 408 409 console_col = 0; 410 console_row = 0; 411 412 return (0); 413 } 414 415 U_BOOT_CMD( 416 cls, 1, 1, lcd_clear, 417 "cls - clear screen\n", 418 NULL 419 ); 420 421 /*----------------------------------------------------------------------*/ 422 423 static int lcd_init (void *lcdbase) 424 { 425 /* Initialize the lcd controller */ 426 debug ("[LCD] Initializing LCD frambuffer at %p\n", lcdbase); 427 428 lcd_ctrl_init (lcdbase); 429 lcd_clear (NULL, 1, 1, NULL); /* dummy args */ 430 lcd_enable (); 431 432 /* Initialize the console */ 433 console_col = 0; 434 #ifdef CONFIG_LCD_INFO_BELOW_LOGO 435 console_row = 7 + BMP_LOGO_HEIGHT / VIDEO_FONT_HEIGHT; 436 #else 437 console_row = 1; /* leave 1 blank line below logo */ 438 #endif 439 lcd_is_enabled = 1; 440 441 return 0; 442 } 443 444 445 /************************************************************************/ 446 /* ** ROM capable initialization part - needed to reserve FB memory */ 447 /************************************************************************/ 448 /* 449 * This is called early in the system initialization to grab memory 450 * for the LCD controller. 451 * Returns new address for monitor, after reserving LCD buffer memory 452 * 453 * Note that this is running from ROM, so no write access to global data. 454 */ 455 ulong lcd_setmem (ulong addr) 456 { 457 ulong size; 458 int line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8; 459 460 debug ("LCD panel info: %d x %d, %d bit/pix\n", 461 panel_info.vl_col, panel_info.vl_row, NBITS (panel_info.vl_bpix) ); 462 463 size = line_length * panel_info.vl_row; 464 465 /* Round up to nearest full page */ 466 size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1); 467 468 /* Allocate pages for the frame buffer. */ 469 addr -= size; 470 471 debug ("Reserving %ldk for LCD Framebuffer at: %08lx\n", size>>10, addr); 472 473 return (addr); 474 } 475 476 /*----------------------------------------------------------------------*/ 477 478 static void lcd_setfgcolor (int color) 479 { 480 #ifdef CONFIG_ATMEL_LCD 481 lcd_color_fg = color; 482 #else 483 lcd_color_fg = color & 0x0F; 484 #endif 485 } 486 487 /*----------------------------------------------------------------------*/ 488 489 static void lcd_setbgcolor (int color) 490 { 491 #ifdef CONFIG_ATMEL_LCD 492 lcd_color_bg = color; 493 #else 494 lcd_color_bg = color & 0x0F; 495 #endif 496 } 497 498 /*----------------------------------------------------------------------*/ 499 500 #ifdef NOT_USED_SO_FAR 501 static int lcd_getfgcolor (void) 502 { 503 return lcd_color_fg; 504 } 505 #endif /* NOT_USED_SO_FAR */ 506 507 /*----------------------------------------------------------------------*/ 508 509 static int lcd_getbgcolor (void) 510 { 511 return lcd_color_bg; 512 } 513 514 /*----------------------------------------------------------------------*/ 515 516 /************************************************************************/ 517 /* ** Chipset depending Bitmap / Logo stuff... */ 518 /************************************************************************/ 519 #ifdef CONFIG_LCD_LOGO 520 void bitmap_plot (int x, int y) 521 { 522 #ifdef CONFIG_ATMEL_LCD 523 uint *cmap; 524 #else 525 ushort *cmap; 526 #endif 527 ushort i, j; 528 uchar *bmap; 529 uchar *fb; 530 ushort *fb16; 531 #if defined(CONFIG_PXA250) 532 struct pxafb_info *fbi = &panel_info.pxa; 533 #elif defined(CONFIG_MPC823) 534 volatile immap_t *immr = (immap_t *) CFG_IMMR; 535 volatile cpm8xx_t *cp = &(immr->im_cpm); 536 #endif 537 538 debug ("Logo: width %d height %d colors %d cmap %d\n", 539 BMP_LOGO_WIDTH, BMP_LOGO_HEIGHT, BMP_LOGO_COLORS, 540 (int)(sizeof(bmp_logo_palette)/(sizeof(ushort)))); 541 542 bmap = &bmp_logo_bitmap[0]; 543 fb = (uchar *)(lcd_base + y * lcd_line_length + x); 544 545 if (NBITS(panel_info.vl_bpix) < 12) { 546 /* Leave room for default color map */ 547 #if defined(CONFIG_PXA250) 548 cmap = (ushort *)fbi->palette; 549 #elif defined(CONFIG_MPC823) 550 cmap = (ushort *)&(cp->lcd_cmap[BMP_LOGO_OFFSET*sizeof(ushort)]); 551 #elif defined(CONFIG_ATMEL_LCD) 552 cmap = (uint *) (panel_info.mmio + ATMEL_LCDC_LUT(0)); 553 #endif 554 555 WATCHDOG_RESET(); 556 557 /* Set color map */ 558 for (i=0; i<(sizeof(bmp_logo_palette)/(sizeof(ushort))); ++i) { 559 ushort colreg = bmp_logo_palette[i]; 560 #ifdef CONFIG_ATMEL_LCD 561 uint lut_entry; 562 #ifdef CONFIG_ATMEL_LCD_BGR555 563 lut_entry = ((colreg & 0x000F) << 11) | 564 ((colreg & 0x00F0) << 2) | 565 ((colreg & 0x0F00) >> 7); 566 #else /* CONFIG_ATMEL_LCD_RGB565 */ 567 lut_entry = ((colreg & 0x000F) << 1) | 568 ((colreg & 0x00F0) << 3) | 569 ((colreg & 0x0F00) << 4); 570 #endif 571 *(cmap + BMP_LOGO_OFFSET) = lut_entry; 572 cmap++; 573 #else /* !CONFIG_ATMEL_LCD */ 574 #ifdef CFG_INVERT_COLORS 575 *cmap++ = 0xffff - colreg; 576 #else 577 *cmap++ = colreg; 578 #endif 579 #endif /* CONFIG_ATMEL_LCD */ 580 } 581 582 WATCHDOG_RESET(); 583 584 for (i=0; i<BMP_LOGO_HEIGHT; ++i) { 585 memcpy (fb, bmap, BMP_LOGO_WIDTH); 586 bmap += BMP_LOGO_WIDTH; 587 fb += panel_info.vl_col; 588 } 589 } 590 else { /* true color mode */ 591 fb16 = (ushort *)(lcd_base + y * lcd_line_length + x); 592 for (i=0; i<BMP_LOGO_HEIGHT; ++i) { 593 for (j=0; j<BMP_LOGO_WIDTH; j++) { 594 fb16[j] = bmp_logo_palette[(bmap[j])]; 595 } 596 bmap += BMP_LOGO_WIDTH; 597 fb16 += panel_info.vl_col; 598 } 599 } 600 601 WATCHDOG_RESET(); 602 } 603 #endif /* CONFIG_LCD_LOGO */ 604 605 /*----------------------------------------------------------------------*/ 606 #if defined(CONFIG_CMD_BMP) || defined(CONFIG_SPLASH_SCREEN) 607 /* 608 * Display the BMP file located at address bmp_image. 609 * Only uncompressed. 610 */ 611 int lcd_display_bitmap(ulong bmp_image, int x, int y) 612 { 613 #ifdef CONFIG_ATMEL_LCD 614 uint *cmap; 615 #elif !defined(CONFIG_MCC200) 616 ushort *cmap; 617 #endif 618 ushort i, j; 619 uchar *fb; 620 bmp_image_t *bmp=(bmp_image_t *)bmp_image; 621 uchar *bmap; 622 ushort padded_line; 623 unsigned long width, height; 624 unsigned long pwidth = panel_info.vl_col; 625 unsigned colors,bpix; 626 unsigned long compression; 627 #if defined(CONFIG_PXA250) 628 struct pxafb_info *fbi = &panel_info.pxa; 629 #elif defined(CONFIG_MPC823) 630 volatile immap_t *immr = (immap_t *) CFG_IMMR; 631 volatile cpm8xx_t *cp = &(immr->im_cpm); 632 #endif 633 634 if (!((bmp->header.signature[0]=='B') && 635 (bmp->header.signature[1]=='M'))) { 636 printf ("Error: no valid bmp image at %lx\n", bmp_image); 637 return 1; 638 } 639 640 width = le32_to_cpu (bmp->header.width); 641 height = le32_to_cpu (bmp->header.height); 642 colors = 1<<le16_to_cpu (bmp->header.bit_count); 643 compression = le32_to_cpu (bmp->header.compression); 644 645 bpix = NBITS(panel_info.vl_bpix); 646 647 if ((bpix != 1) && (bpix != 8)) { 648 printf ("Error: %d bit/pixel mode not supported by U-Boot\n", 649 bpix); 650 return 1; 651 } 652 653 if (bpix != le16_to_cpu(bmp->header.bit_count)) { 654 printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n", 655 bpix, 656 le16_to_cpu(bmp->header.bit_count)); 657 return 1; 658 } 659 660 debug ("Display-bmp: %d x %d with %d colors\n", 661 (int)width, (int)height, (int)colors); 662 663 #if !defined(CONFIG_MCC200) 664 /* MCC200 LCD doesn't need CMAP, supports 1bpp b&w only */ 665 if (bpix==8) { 666 #if defined(CONFIG_PXA250) 667 cmap = (ushort *)fbi->palette; 668 #elif defined(CONFIG_MPC823) 669 cmap = (ushort *)&(cp->lcd_cmap[255*sizeof(ushort)]); 670 #elif defined(CONFIG_ATMEL_LCD) 671 cmap = (uint *) (panel_info.mmio + ATMEL_LCDC_LUT(0)); 672 #else 673 # error "Don't know location of color map" 674 #endif 675 676 /* Set color map */ 677 for (i=0; i<colors; ++i) { 678 bmp_color_table_entry_t cte = bmp->color_table[i]; 679 #if !defined(CONFIG_ATMEL_LCD) 680 ushort colreg = 681 ( ((cte.red) << 8) & 0xf800) | 682 ( ((cte.green) << 3) & 0x07e0) | 683 ( ((cte.blue) >> 3) & 0x001f) ; 684 #ifdef CFG_INVERT_COLORS 685 *cmap = 0xffff - colreg; 686 #else 687 *cmap = colreg; 688 #endif 689 #if defined(CONFIG_PXA250) 690 cmap++; 691 #elif defined(CONFIG_MPC823) 692 cmap--; 693 #endif 694 #else /* CONFIG_ATMEL_LCD */ 695 lcd_setcolreg(i, cte.red, cte.green, cte.blue); 696 #endif 697 } 698 } 699 #endif 700 701 /* 702 * BMP format for Monochrome assumes that the state of a 703 * pixel is described on a per Bit basis, not per Byte. 704 * So, in case of Monochrome BMP we should align widths 705 * on a byte boundary and convert them from Bit to Byte 706 * units. 707 * Probably, PXA250 and MPC823 process 1bpp BMP images in 708 * their own ways, so make the converting to be MCC200 709 * specific. 710 */ 711 #if defined(CONFIG_MCC200) 712 if (bpix==1) 713 { 714 width = ((width + 7) & ~7) >> 3; 715 x = ((x + 7) & ~7) >> 3; 716 pwidth= ((pwidth + 7) & ~7) >> 3; 717 } 718 #endif 719 720 padded_line = (width&0x3) ? ((width&~0x3)+4) : (width); 721 if ((x + width)>pwidth) 722 width = pwidth - x; 723 if ((y + height)>panel_info.vl_row) 724 height = panel_info.vl_row - y; 725 726 bmap = (uchar *)bmp + le32_to_cpu (bmp->header.data_offset); 727 fb = (uchar *) (lcd_base + 728 (y + height - 1) * lcd_line_length + x); 729 for (i = 0; i < height; ++i) { 730 WATCHDOG_RESET(); 731 for (j = 0; j < width ; j++) 732 #if defined(CONFIG_PXA250) || defined(CONFIG_ATMEL_LCD) 733 *(fb++) = *(bmap++); 734 #elif defined(CONFIG_MPC823) || defined(CONFIG_MCC200) 735 *(fb++)=255-*(bmap++); 736 #endif 737 bmap += (width - padded_line); 738 fb -= (width + lcd_line_length); 739 } 740 741 return (0); 742 } 743 #endif 744 745 #ifdef CONFIG_VIDEO_BMP_GZIP 746 extern bmp_image_t *gunzip_bmp(unsigned long addr, unsigned long *lenp); 747 #endif 748 749 static void *lcd_logo (void) 750 { 751 #ifdef CONFIG_LCD_INFO 752 char info[80]; 753 char temp[32]; 754 #ifdef CONFIG_ATMEL_LCD 755 int i; 756 ulong dram_size, nand_size; 757 #endif 758 #endif /* CONFIG_LCD_INFO */ 759 760 #ifdef CONFIG_SPLASH_SCREEN 761 char *s; 762 ulong addr; 763 static int do_splash = 1; 764 765 if (do_splash && (s = getenv("splashimage")) != NULL) { 766 addr = simple_strtoul(s, NULL, 16); 767 do_splash = 0; 768 769 #ifdef CONFIG_VIDEO_BMP_GZIP 770 bmp_image_t *bmp = (bmp_image_t *)addr; 771 unsigned long len; 772 773 if (!((bmp->header.signature[0]=='B') && 774 (bmp->header.signature[1]=='M'))) { 775 addr = (ulong)gunzip_bmp(addr, &len); 776 } 777 #endif 778 779 if (lcd_display_bitmap (addr, 0, 0) == 0) { 780 return ((void *)lcd_base); 781 } 782 } 783 #endif /* CONFIG_SPLASH_SCREEN */ 784 785 #ifdef CONFIG_LCD_LOGO 786 bitmap_plot (0, 0); 787 #endif /* CONFIG_LCD_LOGO */ 788 789 #ifdef CONFIG_MPC823 790 # ifdef CONFIG_LCD_INFO 791 sprintf (info, "%s (%s - %s) ", U_BOOT_VERSION, __DATE__, __TIME__); 792 lcd_drawchars (LCD_INFO_X, LCD_INFO_Y, (uchar *)info, strlen(info)); 793 794 sprintf (info, "(C) 2008 DENX Software Engineering GmbH"); 795 lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT, 796 (uchar *)info, strlen(info)); 797 798 sprintf (info, " Wolfgang DENK, wd@denx.de"); 799 lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 2, 800 (uchar *)info, strlen(info)); 801 # ifdef CONFIG_LCD_INFO_BELOW_LOGO 802 sprintf (info, "MPC823 CPU at %s MHz", 803 strmhz(temp, gd->cpu_clk)); 804 lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 3, 805 info, strlen(info)); 806 sprintf (info, " %ld MB RAM, %ld MB Flash", 807 gd->ram_size >> 20, 808 gd->bd->bi_flashsize >> 20 ); 809 lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 4, 810 info, strlen(info)); 811 # else 812 /* leave one blank line */ 813 814 sprintf (info, "MPC823 CPU at %s MHz, %ld MB RAM, %ld MB Flash", 815 strmhz(temp, gd->cpu_clk), 816 gd->ram_size >> 20, 817 gd->bd->bi_flashsize >> 20 ); 818 lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 4, 819 (uchar *)info, strlen(info)); 820 821 # endif /* CONFIG_LCD_INFO_BELOW_LOGO */ 822 # endif /* CONFIG_LCD_INFO */ 823 #endif /* CONFIG_MPC823 */ 824 825 #ifdef CONFIG_ATMEL_LCD 826 # ifdef CONFIG_LCD_INFO 827 sprintf (info, "%s", U_BOOT_VERSION); 828 lcd_drawchars (LCD_INFO_X, LCD_INFO_Y, (uchar *)info, strlen(info)); 829 830 sprintf (info, "(C) 2008 ATMEL Corp"); 831 lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT, 832 (uchar *)info, strlen(info)); 833 834 sprintf (info, "at91support@atmel.com"); 835 lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 2, 836 (uchar *)info, strlen(info)); 837 838 sprintf (info, "%s CPU at %s MHz", 839 AT91_CPU_NAME, 840 strmhz(temp, AT91_MAIN_CLOCK)); 841 lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 3, 842 (uchar *)info, strlen(info)); 843 844 dram_size = 0; 845 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) 846 dram_size += gd->bd->bi_dram[i].size; 847 nand_size = 0; 848 for (i = 0; i < CFG_MAX_NAND_DEVICE; i++) 849 nand_size += nand_info[i].size; 850 sprintf (info, " %ld MB SDRAM, %ld MB NAND", 851 dram_size >> 20, 852 nand_size >> 20 ); 853 lcd_drawchars (LCD_INFO_X, LCD_INFO_Y + VIDEO_FONT_HEIGHT * 4, 854 (uchar *)info, strlen(info)); 855 # endif /* CONFIG_LCD_INFO */ 856 #endif /* CONFIG_ATMEL_LCD */ 857 858 859 #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) 860 return ((void *)((ulong)lcd_base + BMP_LOGO_HEIGHT * lcd_line_length)); 861 #else 862 return ((void *)lcd_base); 863 #endif /* CONFIG_LCD_LOGO && !CONFIG_LCD_INFO_BELOW_LOGO */ 864 } 865 866 /************************************************************************/ 867 /************************************************************************/ 868