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HDD6330: implement lcd_set_flip() function.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28839 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Szymon Dziok 2010-12-15 22:06:51 +00:00
parent 984e1a860c
commit 90e8dc8f6b
2 changed files with 14 additions and 6 deletions
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18
firmware/target/arm/philips/hdd6330/lcd-hdd6330.c
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@ -37,6 +37,9 @@
/* Display status */
static unsigned lcd_yuv_options SHAREDBSS_ATTR = 0;
/* Used for flip offset correction */
static int x_offset;
/* wait for LCD */
static inline void lcd_wait_write(void)
{
@ -66,6 +69,8 @@ void lcd_init_device(void)
lcd_send_data(0x48);
lcd_send_reg(LCD_REG_UNKNOWN_05);
lcd_send_data(0x0f);
x_offset = 16;
}
/*** hardware configuration ***/
@ -89,7 +94,10 @@ void lcd_set_invert_display(bool yesno)
/* turn the display upside down (call lcd_update() afterwards) */
void lcd_set_flip(bool yesno)
{
(void)yesno;
int flip = (yesno) ? 0x88 : 0x48;
x_offset = (yesno) ? 4 : 16;
lcd_send_reg(LCD_REG_UNKNOWN_01);
lcd_send_data(flip);
}
void lcd_yuv_set_options(unsigned options)
@ -131,10 +139,10 @@ void lcd_blit_yuv(unsigned char * const src[3],
lcd_send_data(y + height - 1);
lcd_send_reg(LCD_REG_VERT_ADDR_START);
lcd_send_data(x + 16);
lcd_send_data(x + x_offset);
lcd_send_reg(LCD_REG_VERT_ADDR_END);
lcd_send_data(x + width - 1 + 16);
lcd_send_data(x + width - 1 + x_offset);
lcd_send_reg(LCD_REG_WRITE_DATA_2_GRAM);
@ -223,10 +231,10 @@ void lcd_update_rect(int x, int y, int width, int height)
lcd_send_data(y + height - 1);
lcd_send_reg(LCD_REG_VERT_ADDR_START);
lcd_send_data(x + 16);
lcd_send_data(x + x_offset);
lcd_send_reg(LCD_REG_VERT_ADDR_END);
lcd_send_data(x + width - 1 + 16);
lcd_send_data(x + width - 1 + x_offset);
lcd_send_reg(LCD_REG_WRITE_DATA_2_GRAM);