| /* |
| * Common LCD routines for supported CPUs |
| * |
| * (C) Copyright 2001-2002 |
| * Wolfgang Denk, DENX Software Engineering -- wd@denx.de |
| * |
| * See file CREDITS for list of people who contributed to this |
| * project. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License as |
| * published by the Free Software Foundation; either version 2 of |
| * the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| * MA 02111-1307 USA |
| */ |
| |
| /************************************************************************/ |
| /* ** HEADER FILES */ |
| /************************************************************************/ |
| |
| /* #define DEBUG */ |
| |
| #include <config.h> |
| #include <common.h> |
| #include <command.h> |
| #include <stdarg.h> |
| #include <linux/types.h> |
| #include <devices.h> |
| #if defined(CONFIG_POST) |
| #include <post.h> |
| #endif |
| #include <lcd.h> |
| #include <watchdog.h> |
| |
| #if defined(CONFIG_PXA250) |
| #include <asm/byteorder.h> |
| #endif |
| |
| #if defined(CONFIG_MPC823) |
| #include <lcdvideo.h> |
| #endif |
| |
| #if defined(CONFIG_ATMEL_LCD) |
| #include <atmel_lcdc.h> |
| #endif |
| |
| /************************************************************************/ |
| /* ** FONT DATA */ |
| /************************************************************************/ |
| #include <video_font.h> /* Get font data, width and height */ |
| |
| /************************************************************************/ |
| /* ** LOGO DATA */ |
| /************************************************************************/ |
| #ifdef CONFIG_LCD_LOGO |
| # include <bmp_logo.h> /* Get logo data, width and height */ |
| # if (CONSOLE_COLOR_WHITE >= BMP_LOGO_OFFSET) |
| # error Default Color Map overlaps with Logo Color Map |
| # endif |
| #endif |
| |
| DECLARE_GLOBAL_DATA_PTR; |
| |
| ulong lcd_setmem (ulong addr); |
| |
| static void lcd_drawchars (ushort x, ushort y, uchar *str, int count); |
| static inline void lcd_puts_xy (ushort x, ushort y, uchar *s); |
| static inline void lcd_putc_xy (ushort x, ushort y, uchar c); |
| |
| static int lcd_init (void *lcdbase); |
| |
| static int lcd_clear (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]); |
| extern void lcd_ctrl_init (void *lcdbase); |
| extern void lcd_enable (void); |
| static void *lcd_logo (void); |
| |
| |
| #if (LCD_BPP == LCD_COLOR8) || (LCD_BPP == LCD_COLOR16) |
| extern void lcd_setcolreg (ushort regno, |
| ushort red, ushort green, ushort blue); |
| #endif |
| #if LCD_BPP == LCD_MONOCHROME |
| extern void lcd_initcolregs (void); |
| #endif |
| |
| static int lcd_getbgcolor (void); |
| static void lcd_setfgcolor (int color); |
| static void lcd_setbgcolor (int color); |
| |
| char lcd_is_enabled = 0; |
| extern vidinfo_t panel_info; |
| |
| #ifdef NOT_USED_SO_FAR |
| static void lcd_getcolreg (ushort regno, |
| ushort *red, ushort *green, ushort *blue); |
| static int lcd_getfgcolor (void); |
| #endif /* NOT_USED_SO_FAR */ |
| |
| /************************************************************************/ |
| |
| /*----------------------------------------------------------------------*/ |
| |
| static void console_scrollup (void) |
| { |
| #if 1 |
| /* Copy up rows ignoring the first one */ |
| memcpy (CONSOLE_ROW_FIRST, CONSOLE_ROW_SECOND, CONSOLE_SCROLL_SIZE); |
| |
| /* Clear the last one */ |
| memset (CONSOLE_ROW_LAST, COLOR_MASK(lcd_color_bg), CONSOLE_ROW_SIZE); |
| #else |
| /* |
| * Poor attempt to optimize speed by moving "long"s. |
| * But the code is ugly, and not a bit faster :-( |
| */ |
| ulong *t = (ulong *)CONSOLE_ROW_FIRST; |
| ulong *s = (ulong *)CONSOLE_ROW_SECOND; |
| ulong l = CONSOLE_SCROLL_SIZE / sizeof(ulong); |
| uchar c = lcd_color_bg & 0xFF; |
| ulong val= (c<<24) | (c<<16) | (c<<8) | c; |
| |
| while (l--) |
| *t++ = *s++; |
| |
| t = (ulong *)CONSOLE_ROW_LAST; |
| l = CONSOLE_ROW_SIZE / sizeof(ulong); |
| |
| while (l-- > 0) |
| *t++ = val; |
| #endif |
| } |
| |
| /*----------------------------------------------------------------------*/ |
| |
| static inline void console_back (void) |
| { |
| if (--console_col < 0) { |
| console_col = CONSOLE_COLS-1 ; |
| if (--console_row < 0) { |
| console_row = 0; |
| } |
| } |
| |
| lcd_putc_xy (console_col * VIDEO_FONT_WIDTH, |
| console_row * VIDEO_FONT_HEIGHT, |
| ' '); |
| } |
| |
| /*----------------------------------------------------------------------*/ |
| |
| static inline void console_newline (void) |
| { |
| ++console_row; |
| console_col = 0; |
| |
| /* Check if we need to scroll the terminal */ |
| if (console_row >= CONSOLE_ROWS) { |
| /* Scroll everything up */ |
| console_scrollup () ; |
| --console_row; |
| } |
| } |
| |
| /*----------------------------------------------------------------------*/ |
| |
| void lcd_putc (const char c) |
| { |
| if (!lcd_is_enabled) { |
| serial_putc(c); |
| return; |
| } |
| |
| switch (c) { |
| case '\r': console_col = 0; |
| return; |
| |
| case '\n': console_newline(); |
| return; |
| |
| case '\t': /* Tab (8 chars alignment) */ |
| console_col += 8; |
| console_col &= ~7; |
| |
| if (console_col >= CONSOLE_COLS) { |
| console_newline(); |
| } |
| return; |
| |
| case '\b': console_back(); |
| return; |
| |
| default: lcd_putc_xy (console_col * VIDEO_FONT_WIDTH, |
| console_row * VIDEO_FONT_HEIGHT, |
| c); |
| if (++console_col >= CONSOLE_COLS) { |
| console_newline(); |
| } |
| return; |
| } |
| /* NOTREACHED */ |
| } |
| |
| /*----------------------------------------------------------------------*/ |
| |
| void lcd_puts (const char *s) |
| { |
| if (!lcd_is_enabled) { |
| serial_puts (s); |
| return; |
| } |
| |
| while (*s) { |
| lcd_putc (*s++); |
| } |
| } |
| |
| /*----------------------------------------------------------------------*/ |
| |
| void lcd_printf(const char *fmt, ...) |
| { |
| va_list args; |
| char buf[CONFIG_SYS_PBSIZE]; |
| |
| va_start(args, fmt); |
| vsprintf(buf, fmt, args); |
| va_end(args); |
| |
| lcd_puts(buf); |
| } |
| |
| /************************************************************************/ |
| /* ** Low-Level Graphics Routines */ |
| /************************************************************************/ |
| |
| static void lcd_drawchars (ushort x, ushort y, uchar *str, int count) |
| { |
| uchar *dest; |
| ushort off, row; |
| |
| dest = (uchar *)(lcd_base + y * lcd_line_length + x * (1 << LCD_BPP) / 8); |
| off = x * (1 << LCD_BPP) % 8; |
| |
| for (row=0; row < VIDEO_FONT_HEIGHT; ++row, dest += lcd_line_length) { |
| uchar *s = str; |
| uchar *d = dest; |
| int i; |
| |
| #if LCD_BPP == LCD_MONOCHROME |
| uchar rest = *d & -(1 << (8-off)); |
| uchar sym; |
| #endif |
| for (i=0; i<count; ++i) { |
| uchar c, bits; |
| |
| c = *s++; |
| bits = video_fontdata[c * VIDEO_FONT_HEIGHT + row]; |
| |
| #if LCD_BPP == LCD_MONOCHROME |
| sym = (COLOR_MASK(lcd_color_fg) & bits) | |
| (COLOR_MASK(lcd_color_bg) & ~bits); |
| |
| *d++ = rest | (sym >> off); |
| rest = sym << (8-off); |
| #elif LCD_BPP == LCD_COLOR8 |
| for (c=0; c<8; ++c) { |
| *d++ = (bits & 0x80) ? |
| lcd_color_fg : lcd_color_bg; |
| bits <<= 1; |
| } |
| #elif LCD_BPP == LCD_COLOR16 |
| for (c=0; c<16; ++c) { |
| *d++ = (bits & 0x80) ? |
| lcd_color_fg : lcd_color_bg; |
| bits <<= 1; |
| } |
| #endif |
| } |
| #if LCD_BPP == LCD_MONOCHROME |
| *d = rest | (*d & ((1 << (8-off)) - 1)); |
| #endif |
| } |
| } |
| |
| /*----------------------------------------------------------------------*/ |
| |
| static inline void lcd_puts_xy (ushort x, ushort y, uchar *s) |
| { |
| #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) |
| lcd_drawchars (x, y+BMP_LOGO_HEIGHT, s, strlen ((char *)s)); |
| #else |
| lcd_drawchars (x, y, s, strlen ((char *)s)); |
| #endif |
| } |
| |
| /*----------------------------------------------------------------------*/ |
| |
| static inline void lcd_putc_xy (ushort x, ushort y, uchar c) |
| { |
| #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) |
| lcd_drawchars (x, y+BMP_LOGO_HEIGHT, &c, 1); |
| #else |
| lcd_drawchars (x, y, &c, 1); |
| #endif |
| } |
| |
| /************************************************************************/ |
| /** Small utility to check that you got the colours right */ |
| /************************************************************************/ |
| #ifdef LCD_TEST_PATTERN |
| |
| #define N_BLK_VERT 2 |
| #define N_BLK_HOR 3 |
| |
| static int test_colors[N_BLK_HOR*N_BLK_VERT] = { |
| CONSOLE_COLOR_RED, CONSOLE_COLOR_GREEN, CONSOLE_COLOR_YELLOW, |
| CONSOLE_COLOR_BLUE, CONSOLE_COLOR_MAGENTA, CONSOLE_COLOR_CYAN, |
| }; |
| |
| static void test_pattern (void) |
| { |
| ushort v_max = panel_info.vl_row; |
| ushort h_max = panel_info.vl_col; |
| ushort v_step = (v_max + N_BLK_VERT - 1) / N_BLK_VERT; |
| ushort h_step = (h_max + N_BLK_HOR - 1) / N_BLK_HOR; |
| ushort v, h; |
| uchar *pix = (uchar *)lcd_base; |
| |
| printf ("[LCD] Test Pattern: %d x %d [%d x %d]\n", |
| h_max, v_max, h_step, v_step); |
| |
| /* WARNING: Code silently assumes 8bit/pixel */ |
| for (v=0; v<v_max; ++v) { |
| uchar iy = v / v_step; |
| for (h=0; h<h_max; ++h) { |
| uchar ix = N_BLK_HOR * iy + (h/h_step); |
| *pix++ = test_colors[ix]; |
| } |
| } |
| } |
| #endif /* LCD_TEST_PATTERN */ |
| |
| |
| /************************************************************************/ |
| /* ** GENERIC Initialization Routines */ |
| /************************************************************************/ |
| |
| int drv_lcd_init (void) |
| { |
| device_t lcddev; |
| int rc; |
| |
| lcd_base = (void *)(gd->fb_base); |
| |
| lcd_line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8; |
| |
| lcd_init (lcd_base); /* LCD initialization */ |
| |
| /* Device initialization */ |
| memset (&lcddev, 0, sizeof (lcddev)); |
| |
| strcpy (lcddev.name, "lcd"); |
| lcddev.ext = 0; /* No extensions */ |
| lcddev.flags = DEV_FLAGS_OUTPUT; /* Output only */ |
| lcddev.putc = lcd_putc; /* 'putc' function */ |
| lcddev.puts = lcd_puts; /* 'puts' function */ |
| |
| rc = device_register (&lcddev); |
| |
| return (rc == 0) ? 1 : rc; |
| } |
| |
| /*----------------------------------------------------------------------*/ |
| static int lcd_clear (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) |
| { |
| #if LCD_BPP == LCD_MONOCHROME |
| /* Setting the palette */ |
| lcd_initcolregs(); |
| |
| #elif LCD_BPP == LCD_COLOR8 |
| /* Setting the palette */ |
| lcd_setcolreg (CONSOLE_COLOR_BLACK, 0, 0, 0); |
| lcd_setcolreg (CONSOLE_COLOR_RED, 0xFF, 0, 0); |
| lcd_setcolreg (CONSOLE_COLOR_GREEN, 0, 0xFF, 0); |
| lcd_setcolreg (CONSOLE_COLOR_YELLOW, 0xFF, 0xFF, 0); |
| lcd_setcolreg (CONSOLE_COLOR_BLUE, 0, 0, 0xFF); |
| lcd_setcolreg (CONSOLE_COLOR_MAGENTA, 0xFF, 0, 0xFF); |
| lcd_setcolreg (CONSOLE_COLOR_CYAN, 0, 0xFF, 0xFF); |
| lcd_setcolreg (CONSOLE_COLOR_GREY, 0xAA, 0xAA, 0xAA); |
| lcd_setcolreg (CONSOLE_COLOR_WHITE, 0xFF, 0xFF, 0xFF); |
| #endif |
| |
| #ifndef CONFIG_SYS_WHITE_ON_BLACK |
| lcd_setfgcolor (CONSOLE_COLOR_BLACK); |
| lcd_setbgcolor (CONSOLE_COLOR_WHITE); |
| #else |
| lcd_setfgcolor (CONSOLE_COLOR_WHITE); |
| lcd_setbgcolor (CONSOLE_COLOR_BLACK); |
| #endif /* CONFIG_SYS_WHITE_ON_BLACK */ |
| |
| #ifdef LCD_TEST_PATTERN |
| test_pattern(); |
| #else |
| /* set framebuffer to background color */ |
| memset ((char *)lcd_base, |
| COLOR_MASK(lcd_getbgcolor()), |
| lcd_line_length*panel_info.vl_row); |
| #endif |
| /* Paint the logo and retrieve LCD base address */ |
| debug ("[LCD] Drawing the logo...\n"); |
| lcd_console_address = lcd_logo (); |
| |
| console_col = 0; |
| console_row = 0; |
| |
| return (0); |
| } |
| |
| U_BOOT_CMD( |
| cls, 1, 1, lcd_clear, |
| "clear screen", |
| NULL |
| ); |
| |
| /*----------------------------------------------------------------------*/ |
| |
| static int lcd_init (void *lcdbase) |
| { |
| /* Initialize the lcd controller */ |
| debug ("[LCD] Initializing LCD frambuffer at %p\n", lcdbase); |
| |
| lcd_ctrl_init (lcdbase); |
| lcd_is_enabled = 1; |
| lcd_clear (NULL, 1, 1, NULL); /* dummy args */ |
| lcd_enable (); |
| |
| /* Initialize the console */ |
| console_col = 0; |
| #ifdef CONFIG_LCD_INFO_BELOW_LOGO |
| console_row = 7 + BMP_LOGO_HEIGHT / VIDEO_FONT_HEIGHT; |
| #else |
| console_row = 1; /* leave 1 blank line below logo */ |
| #endif |
| |
| return 0; |
| } |
| |
| |
| /************************************************************************/ |
| /* ** ROM capable initialization part - needed to reserve FB memory */ |
| /************************************************************************/ |
| /* |
| * This is called early in the system initialization to grab memory |
| * for the LCD controller. |
| * Returns new address for monitor, after reserving LCD buffer memory |
| * |
| * Note that this is running from ROM, so no write access to global data. |
| */ |
| ulong lcd_setmem (ulong addr) |
| { |
| ulong size; |
| int line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8; |
| |
| debug ("LCD panel info: %d x %d, %d bit/pix\n", |
| panel_info.vl_col, panel_info.vl_row, NBITS (panel_info.vl_bpix) ); |
| |
| size = line_length * panel_info.vl_row; |
| |
| /* Round up to nearest full page */ |
| size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1); |
| |
| /* Allocate pages for the frame buffer. */ |
| addr -= size; |
| |
| debug ("Reserving %ldk for LCD Framebuffer at: %08lx\n", size>>10, addr); |
| |
| return (addr); |
| } |
| |
| /*----------------------------------------------------------------------*/ |
| |
| static void lcd_setfgcolor (int color) |
| { |
| #ifdef CONFIG_ATMEL_LCD |
| lcd_color_fg = color; |
| #else |
| lcd_color_fg = color & 0x0F; |
| #endif |
| } |
| |
| /*----------------------------------------------------------------------*/ |
| |
| static void lcd_setbgcolor (int color) |
| { |
| #ifdef CONFIG_ATMEL_LCD |
| lcd_color_bg = color; |
| #else |
| lcd_color_bg = color & 0x0F; |
| #endif |
| } |
| |
| /*----------------------------------------------------------------------*/ |
| |
| #ifdef NOT_USED_SO_FAR |
| static int lcd_getfgcolor (void) |
| { |
| return lcd_color_fg; |
| } |
| #endif /* NOT_USED_SO_FAR */ |
| |
| /*----------------------------------------------------------------------*/ |
| |
| static int lcd_getbgcolor (void) |
| { |
| return lcd_color_bg; |
| } |
| |
| /*----------------------------------------------------------------------*/ |
| |
| /************************************************************************/ |
| /* ** Chipset depending Bitmap / Logo stuff... */ |
| /************************************************************************/ |
| #ifdef CONFIG_LCD_LOGO |
| void bitmap_plot (int x, int y) |
| { |
| #ifdef CONFIG_ATMEL_LCD |
| uint *cmap; |
| #else |
| ushort *cmap; |
| #endif |
| ushort i, j; |
| uchar *bmap; |
| uchar *fb; |
| ushort *fb16; |
| #if defined(CONFIG_PXA250) |
| struct pxafb_info *fbi = &panel_info.pxa; |
| #elif defined(CONFIG_MPC823) |
| volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR; |
| volatile cpm8xx_t *cp = &(immr->im_cpm); |
| #endif |
| |
| debug ("Logo: width %d height %d colors %d cmap %d\n", |
| BMP_LOGO_WIDTH, BMP_LOGO_HEIGHT, BMP_LOGO_COLORS, |
| (int)(sizeof(bmp_logo_palette)/(sizeof(ushort)))); |
| |
| bmap = &bmp_logo_bitmap[0]; |
| fb = (uchar *)(lcd_base + y * lcd_line_length + x); |
| |
| if (NBITS(panel_info.vl_bpix) < 12) { |
| /* Leave room for default color map */ |
| #if defined(CONFIG_PXA250) |
| cmap = (ushort *)fbi->palette; |
| #elif defined(CONFIG_MPC823) |
| cmap = (ushort *)&(cp->lcd_cmap[BMP_LOGO_OFFSET*sizeof(ushort)]); |
| #elif defined(CONFIG_ATMEL_LCD) |
| cmap = (uint *) (panel_info.mmio + ATMEL_LCDC_LUT(0)); |
| #endif |
| |
| WATCHDOG_RESET(); |
| |
| /* Set color map */ |
| for (i=0; i<(sizeof(bmp_logo_palette)/(sizeof(ushort))); ++i) { |
| ushort colreg = bmp_logo_palette[i]; |
| #ifdef CONFIG_ATMEL_LCD |
| uint lut_entry; |
| #ifdef CONFIG_ATMEL_LCD_BGR555 |
| lut_entry = ((colreg & 0x000F) << 11) | |
| ((colreg & 0x00F0) << 2) | |
| ((colreg & 0x0F00) >> 7); |
| #else /* CONFIG_ATMEL_LCD_RGB565 */ |
| lut_entry = ((colreg & 0x000F) << 1) | |
| ((colreg & 0x00F0) << 3) | |
| ((colreg & 0x0F00) << 4); |
| #endif |
| *(cmap + BMP_LOGO_OFFSET) = lut_entry; |
| cmap++; |
| #else /* !CONFIG_ATMEL_LCD */ |
| #ifdef CONFIG_SYS_INVERT_COLORS |
| *cmap++ = 0xffff - colreg; |
| #else |
| *cmap++ = colreg; |
| #endif |
| #endif /* CONFIG_ATMEL_LCD */ |
| } |
| |
| WATCHDOG_RESET(); |
| |
| for (i=0; i<BMP_LOGO_HEIGHT; ++i) { |
| memcpy (fb, bmap, BMP_LOGO_WIDTH); |
| bmap += BMP_LOGO_WIDTH; |
| fb += panel_info.vl_col; |
| } |
| } |
| else { /* true color mode */ |
| fb16 = (ushort *)(lcd_base + y * lcd_line_length + x); |
| for (i=0; i<BMP_LOGO_HEIGHT; ++i) { |
| for (j=0; j<BMP_LOGO_WIDTH; j++) { |
| fb16[j] = bmp_logo_palette[(bmap[j])]; |
| } |
| bmap += BMP_LOGO_WIDTH; |
| fb16 += panel_info.vl_col; |
| } |
| } |
| |
| WATCHDOG_RESET(); |
| } |
| #endif /* CONFIG_LCD_LOGO */ |
| |
| /*----------------------------------------------------------------------*/ |
| #if defined(CONFIG_CMD_BMP) || defined(CONFIG_SPLASH_SCREEN) |
| /* |
| * Display the BMP file located at address bmp_image. |
| * Only uncompressed. |
| */ |
| int lcd_display_bitmap(ulong bmp_image, int x, int y) |
| { |
| ushort *cmap = NULL, *cmap_base = NULL; |
| ushort i, j; |
| uchar *fb; |
| bmp_image_t *bmp=(bmp_image_t *)bmp_image; |
| uchar *bmap; |
| ushort padded_line; |
| unsigned long width, height, byte_width; |
| unsigned long pwidth = panel_info.vl_col; |
| unsigned colors, bpix, bmp_bpix; |
| unsigned long compression; |
| #if defined(CONFIG_PXA250) |
| struct pxafb_info *fbi = &panel_info.pxa; |
| #elif defined(CONFIG_MPC823) |
| volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR; |
| volatile cpm8xx_t *cp = &(immr->im_cpm); |
| #endif |
| |
| if (!((bmp->header.signature[0]=='B') && |
| (bmp->header.signature[1]=='M'))) { |
| printf ("Error: no valid bmp image at %lx\n", bmp_image); |
| return 1; |
| } |
| |
| width = le32_to_cpu (bmp->header.width); |
| height = le32_to_cpu (bmp->header.height); |
| bmp_bpix = le16_to_cpu(bmp->header.bit_count); |
| colors = 1 << bmp_bpix; |
| compression = le32_to_cpu (bmp->header.compression); |
| |
| bpix = NBITS(panel_info.vl_bpix); |
| |
| if ((bpix != 1) && (bpix != 8) && (bpix != 16)) { |
| printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n", |
| bpix, bmp_bpix); |
| return 1; |
| } |
| |
| /* We support displaying 8bpp BMPs on 16bpp LCDs */ |
| if (bpix != bmp_bpix && (bmp_bpix != 8 || bpix != 16)) { |
| printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n", |
| bpix, |
| le16_to_cpu(bmp->header.bit_count)); |
| return 1; |
| } |
| |
| debug ("Display-bmp: %d x %d with %d colors\n", |
| (int)width, (int)height, (int)colors); |
| |
| #if !defined(CONFIG_MCC200) |
| /* MCC200 LCD doesn't need CMAP, supports 1bpp b&w only */ |
| if (bmp_bpix == 8) { |
| #if defined(CONFIG_PXA250) |
| cmap = (ushort *)fbi->palette; |
| #elif defined(CONFIG_MPC823) |
| cmap = (ushort *)&(cp->lcd_cmap[255*sizeof(ushort)]); |
| #elif !defined(CONFIG_ATMEL_LCD) |
| cmap = panel_info.cmap; |
| #endif |
| |
| cmap_base = cmap; |
| |
| /* Set color map */ |
| for (i=0; i<colors; ++i) { |
| bmp_color_table_entry_t cte = bmp->color_table[i]; |
| #if !defined(CONFIG_ATMEL_LCD) |
| ushort colreg = |
| ( ((cte.red) << 8) & 0xf800) | |
| ( ((cte.green) << 3) & 0x07e0) | |
| ( ((cte.blue) >> 3) & 0x001f) ; |
| #ifdef CONFIG_SYS_INVERT_COLORS |
| *cmap = 0xffff - colreg; |
| #else |
| *cmap = colreg; |
| #endif |
| #if defined(CONFIG_MPC823) |
| cmap--; |
| #else |
| cmap++; |
| #endif |
| #else /* CONFIG_ATMEL_LCD */ |
| lcd_setcolreg(i, cte.red, cte.green, cte.blue); |
| #endif |
| } |
| } |
| #endif |
| |
| /* |
| * BMP format for Monochrome assumes that the state of a |
| * pixel is described on a per Bit basis, not per Byte. |
| * So, in case of Monochrome BMP we should align widths |
| * on a byte boundary and convert them from Bit to Byte |
| * units. |
| * Probably, PXA250 and MPC823 process 1bpp BMP images in |
| * their own ways, so make the converting to be MCC200 |
| * specific. |
| */ |
| #if defined(CONFIG_MCC200) |
| if (bpix==1) |
| { |
| width = ((width + 7) & ~7) >> 3; |
| x = ((x + 7) & ~7) >> 3; |
| pwidth= ((pwidth + 7) & ~7) >> 3; |
| } |
| #endif |
| |
| padded_line = (width&0x3) ? ((width&~0x3)+4) : (width); |
| if ((x + width)>pwidth) |
| width = pwidth - x; |
| if ((y + height)>panel_info.vl_row) |
| height = panel_info.vl_row - y; |
| |
| bmap = (uchar *)bmp + le32_to_cpu (bmp->header.data_offset); |
| fb = (uchar *) (lcd_base + |
| (y + height - 1) * lcd_line_length + x); |
| |
| switch (bmp_bpix) { |
| case 1: /* pass through */ |
| case 8: |
| if (bpix != 16) |
| byte_width = width; |
| else |
| byte_width = width * 2; |
| |
| for (i = 0; i < height; ++i) { |
| WATCHDOG_RESET(); |
| for (j = 0; j < width; j++) { |
| if (bpix != 16) { |
| #if defined(CONFIG_PXA250) || defined(CONFIG_ATMEL_LCD) |
| *(fb++) = *(bmap++); |
| #elif defined(CONFIG_MPC823) || defined(CONFIG_MCC200) |
| *(fb++) = 255 - *(bmap++); |
| #endif |
| } else { |
| *(uint16_t *)fb = cmap_base[*(bmap++)]; |
| fb += sizeof(uint16_t) / sizeof(*fb); |
| } |
| } |
| bmap += (width - padded_line); |
| fb -= (byte_width + lcd_line_length); |
| } |
| break; |
| |
| #if defined(CONFIG_BMP_16BPP) |
| case 16: |
| for (i = 0; i < height; ++i) { |
| WATCHDOG_RESET(); |
| for (j = 0; j < width; j++) { |
| #if defined(CONFIG_ATMEL_LCD_BGR555) |
| *(fb++) = ((bmap[0] & 0x1f) << 2) | |
| (bmap[1] & 0x03); |
| *(fb++) = (bmap[0] & 0xe0) | |
| ((bmap[1] & 0x7c) >> 2); |
| bmap += 2; |
| #else |
| *(fb++) = *(bmap++); |
| *(fb++) = *(bmap++); |
| #endif |
| } |
| bmap += (padded_line - width) * 2; |
| fb -= (width * 2 + lcd_line_length); |
| } |
| break; |
| #endif /* CONFIG_BMP_16BPP */ |
| |
| default: |
| break; |
| }; |
| |
| return (0); |
| } |
| #endif |
| |
| #ifdef CONFIG_VIDEO_BMP_GZIP |
| extern bmp_image_t *gunzip_bmp(unsigned long addr, unsigned long *lenp); |
| #endif |
| |
| static void *lcd_logo (void) |
| { |
| #ifdef CONFIG_SPLASH_SCREEN |
| char *s; |
| ulong addr; |
| static int do_splash = 1; |
| |
| if (do_splash && (s = getenv("splashimage")) != NULL) { |
| addr = simple_strtoul(s, NULL, 16); |
| do_splash = 0; |
| |
| #ifdef CONFIG_VIDEO_BMP_GZIP |
| bmp_image_t *bmp = (bmp_image_t *)addr; |
| unsigned long len; |
| |
| if (!((bmp->header.signature[0]=='B') && |
| (bmp->header.signature[1]=='M'))) { |
| addr = (ulong)gunzip_bmp(addr, &len); |
| } |
| #endif |
| |
| if (lcd_display_bitmap (addr, 0, 0) == 0) { |
| return ((void *)lcd_base); |
| } |
| } |
| #endif /* CONFIG_SPLASH_SCREEN */ |
| |
| #ifdef CONFIG_LCD_LOGO |
| bitmap_plot (0, 0); |
| #endif /* CONFIG_LCD_LOGO */ |
| |
| #ifdef CONFIG_LCD_INFO |
| console_col = LCD_INFO_X / VIDEO_FONT_WIDTH; |
| console_row = LCD_INFO_Y / VIDEO_FONT_HEIGHT; |
| lcd_show_board_info(); |
| #endif /* CONFIG_LCD_INFO */ |
| |
| #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO) |
| return ((void *)((ulong)lcd_base + BMP_LOGO_HEIGHT * lcd_line_length)); |
| #else |
| return ((void *)lcd_base); |
| #endif /* CONFIG_LCD_LOGO && !CONFIG_LCD_INFO_BELOW_LOGO */ |
| } |
| |
| /************************************************************************/ |
| /************************************************************************/ |