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| author | Hannes Petermaier <oe5hpm@oevsv.at> | 2014-03-07 18:55:40 +0100 |
|---|---|---|
| committer | Anatolij Gustschin <agust@denx.de> | 2014-08-10 14:55:19 +0200 |
| commit | 57d76a89b0f0afc1bb622c5c0b8d10dfd34f28b5 (patch) | |
| tree | cb273223a11a42f312e4247911d4cd3131a64655 /common | |
| parent | 6d1966e1236838c8c59d58459901283a0e72dddd (diff) | |
| download | u-boot-imx-57d76a89b0f0afc1bb622c5c0b8d10dfd34f28b5.zip u-boot-imx-57d76a89b0f0afc1bb622c5c0b8d10dfd34f28b5.tar.gz u-boot-imx-57d76a89b0f0afc1bb622c5c0b8d10dfd34f28b5.tar.bz2 | |
Add support for 32-bit organized framebuffers
- Adds support for 32-bit organized framebuffers to the LCD-framework.
Signed-off-by: Hannes Petermaier <oe5hpm@oevsv.at>
Cc: agust@denx.de
Diffstat (limited to 'common')
| -rw-r--r-- | common/lcd.c | 35 |
1 files changed, 32 insertions, 3 deletions
diff --git a/common/lcd.c b/common/lcd.c index feb913a..2996e0d 100644 --- a/common/lcd.c +++ b/common/lcd.c @@ -100,7 +100,8 @@ #if LCD_BPP == LCD_MONOCHROME # define COLOR_MASK(c) ((c) | (c) << 1 | (c) << 2 | (c) << 3 | \ (c) << 4 | (c) << 5 | (c) << 6 | (c) << 7) -#elif (LCD_BPP == LCD_COLOR8) || (LCD_BPP == LCD_COLOR16) +#elif (LCD_BPP == LCD_COLOR8) || (LCD_BPP == LCD_COLOR16) || \ + (LCD_BPP == LCD_COLOR32) # define COLOR_MASK(c) (c) #else # error Unsupported LCD BPP. @@ -177,10 +178,20 @@ static void console_scrollup(void) CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows); /* Clear the last rows */ +#if (LCD_BPP != LCD_COLOR32) memset(lcd_console_address + CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows, COLOR_MASK(lcd_color_bg), CONSOLE_ROW_SIZE * rows); - +#else + u32 *ppix = lcd_console_address + + CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows; + u32 i; + for (i = 0; + i < (CONSOLE_ROW_SIZE * rows) / NBYTES(panel_info.vl_bpix); + i++) { + *ppix++ = COLOR_MASK(lcd_color_bg); + } +#endif lcd_sync(); console_row -= rows; } @@ -308,13 +319,15 @@ static void lcd_drawchars(ushort x, ushort y, uchar *str, int count) ushort off = x * (1 << LCD_BPP) % 8; #endif - dest = (uchar *)(lcd_base + y * lcd_line_length + x * (1 << LCD_BPP) / 8); + dest = (uchar *)(lcd_base + y * lcd_line_length + x * NBITS(LCD_BPP)/8); for (row = 0; row < VIDEO_FONT_HEIGHT; ++row, dest += lcd_line_length) { uchar *s = str; int i; #if LCD_BPP == LCD_COLOR16 ushort *d = (ushort *)dest; +#elif LCD_BPP == LCD_COLOR32 + u32 *d = (u32 *)dest; #else uchar *d = dest; #endif @@ -347,6 +360,12 @@ static void lcd_drawchars(ushort x, ushort y, uchar *str, int count) lcd_color_fg : lcd_color_bg; bits <<= 1; } +#elif LCD_BPP == LCD_COLOR32 + for (c = 0; c < 8; ++c) { + *d++ = (bits & 0x80) ? + lcd_color_fg : lcd_color_bg; + bits <<= 1; + } #endif } #if LCD_BPP == LCD_MONOCHROME @@ -476,9 +495,19 @@ void lcd_clear(void) test_pattern(); #else /* set framebuffer to background color */ +#if (LCD_BPP != LCD_COLOR32) memset((char *)lcd_base, COLOR_MASK(lcd_getbgcolor()), lcd_line_length * panel_info.vl_row); +#else + u32 *ppix = lcd_base; + u32 i; + for (i = 0; + i < (lcd_line_length * panel_info.vl_row)/NBYTES(panel_info.vl_bpix); + i++) { + *ppix++ = COLOR_MASK(lcd_color_bg); + } +#endif #endif /* Paint the logo and retrieve LCD base address */ debug("[LCD] Drawing the logo...\n"); |