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| author | Marcin Bukat <marcin.bukat@gmail.com> | 2011-11-05 14:01:22 +0000 |
|---|---|---|
| committer | Marcin Bukat <marcin.bukat@gmail.com> | 2011-11-05 14:01:22 +0000 |
| commit | f4b74b269af2f70a1b74715888b64b61dc73eff6 (patch) | |
| tree | 2e4c8a26fc6488cbc14942f4ada168d3dbf914f0 /firmware/target | |
| parent | 9310fc0b4c78eff371101088ea31d62cf35bfb76 (diff) | |
| download | rockbox-f4b74b269af2f70a1b74715888b64b61dc73eff6.tar.gz rockbox-f4b74b269af2f70a1b74715888b64b61dc73eff6.zip | |
MPIO HD300: vastly improve sound quality. This unfortunately means reverting r28797 which introduced poping noise
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30904 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/target')
| -rw-r--r-- | firmware/target/coldfire/mpio/hd300/lcd-hd300.c | 21 |
1 files changed, 2 insertions, 19 deletions
diff --git a/firmware/target/coldfire/mpio/hd300/lcd-hd300.c b/firmware/target/coldfire/mpio/hd300/lcd-hd300.c index 3752a84073..31087a5d43 100644 --- a/firmware/target/coldfire/mpio/hd300/lcd-hd300.c +++ b/firmware/target/coldfire/mpio/hd300/lcd-hd300.c | |||
| @@ -210,25 +210,8 @@ void lcd_update(void) | |||
| 210 | lcd_write_command_ex(LCD_CNTL_COLUMN, 0, -1); | 210 | lcd_write_command_ex(LCD_CNTL_COLUMN, 0, -1); |
| 211 | lcd_write_command(LCD_CNTL_DATA_WRITE); | 211 | lcd_write_command(LCD_CNTL_DATA_WRITE); |
| 212 | 212 | ||
| 213 | /* lcd can't handle the speed of DMA transfer when boosted | 213 | /* Copy display bitmap to hardware */ |
| 214 | * 11 MHz in bootloader hangs for unknown reason | 214 | lcd_write_data (&lcd_framebuffer[0][0], LCD_WIDTH*LCD_FBHEIGHT); |
| 215 | */ | ||
| 216 | if ( cpu_frequency == CPUFREQ_NORMAL ) | ||
| 217 | { | ||
| 218 | /* Copy display bitmap to hardware using DMA */ | ||
| 219 | DSR3 = 1; | ||
| 220 | DAR3 = 0xf0000002; | ||
| 221 | SAR3 = (unsigned long)lcd_framebuffer; | ||
| 222 | BCR3 = LCD_WIDTH*LCD_FBHEIGHT; | ||
| 223 | DCR3 = DMA_BWC(1) | DMA_SINC | DMA_SSIZE(DMA_SIZE_BYTE) | | ||
| 224 | DMA_DSIZE(DMA_SIZE_BYTE) | DMA_START; | ||
| 225 | } | ||
| 226 | else | ||
| 227 | { | ||
| 228 | /* Copy display bitmap to hardware */ | ||
| 229 | lcd_write_data (&lcd_framebuffer[0][0], LCD_WIDTH*LCD_FBHEIGHT); | ||
| 230 | } | ||
| 231 | |||
| 232 | } | 215 | } |
| 233 | 216 | ||
| 234 | /* Update a fraction of the display. */ | 217 | /* Update a fraction of the display. */ |