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Make some functions static, point to the wiki, and comit the code to invert the screen, but don't enable.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17589 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Karl Kurbjun 2008-05-21 03:30:57 +00:00
parent 29c45a66ce
commit 7a4d1609ee
2 changed files with 31 additions and 25 deletions
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3
firmware/export/config-gigabeat.h
View file

@ -113,6 +113,9 @@
#define HAVE_LCD_FLIP
/* LCD invert - does not currently work */
/* #define HAVE_LCD_INVERT */
/* Define this if you have a Motorola SCF5249 */
#define CONFIG_CPU S3C2440

53
firmware/target/arm/s3c2440/gigabeat-fx/lcd-meg-fx.c
View file

@ -66,7 +66,7 @@ inline void delay_cycles(volatile int delay)
while(delay>0) delay--;
}
void LCD_CTRL_setup(void)
static void LCD_CTRL_setup(void)
{
/* ENVID = 0, BPPMODE = 16 bpp, PNRMODE = TFT, MMODE = Each Frame, CLKVAL = 8 */
LCDCON1 = 0x878;
@ -88,7 +88,7 @@ void LCD_CTRL_setup(void)
LCDSADDR3 = 0x000000F0;
}
void LCD_CTRL_clock(bool onoff)
static void LCD_CTRL_clock(bool onoff)
{
if(onoff)
{
@ -117,7 +117,7 @@ void LCD_CTRL_clock(bool onoff)
}
}
void reset_LCD(bool reset)
static void reset_LCD(bool reset)
{
GPBCON&=~0xC000;
GPBCON|=0x4000;
@ -127,7 +127,7 @@ void reset_LCD(bool reset)
GPBDAT&=~0x80;
}
void LCD_SPI_send(const unsigned char *array, int count)
static void LCD_SPI_send(const unsigned char *array, int count)
{
while (count--)
{
@ -145,7 +145,7 @@ void LCD_SPI_setreg(unsigned char reg, unsigned char value)
LCD_SPI_send(regval, sizeof(regval));
}
void LCD_SPI_SS(bool select)
static void LCD_SPI_SS(bool select)
{
delay_cycles(0x4FFF);
@ -177,7 +177,7 @@ void LCD_SPI_stop(void)
s3c_regclr(&CLKCON, 0x40000); /* disable SPI clock */
}
void LCD_SPI_powerdown(void)
static void LCD_SPI_powerdown(void)
{
lcd_powered = false;
@ -189,7 +189,7 @@ void LCD_SPI_powerdown(void)
LCD_CTRL_clock(false);
}
void LCD_SPI_powerup(void)
static void LCD_SPI_powerup(void)
{
LCD_CTRL_clock(true);
@ -200,13 +200,12 @@ void LCD_SPI_powerup(void)
lcd_powered = true;
}
void LCD_SPI_init(void)
static void LCD_SPI_init(void)
{
/* SPI data - Right now we are not sure what each of these SPI writes is
* actually telling the lcd. Many thanks to Alex Gerchanovsky for
* discovering them.
*
* Addr 0x04 is used more than once is an enable.
/*
* SPI setup - Some of these registers are known; they are documented in
* the wiki. Many thanks to Alex Gerchanovsky for discovering this
* sequence.
*/
LCD_CTRL_clock(true);
@ -299,13 +298,6 @@ void lcd_set_flip(bool yesno) {
if (!lcd_on)
return;
/* Register 0x06 sets the screen orientation:
*
* Known Values:
* 0x04: Right side up portrait
* 0x02: Upside down protrait
*/
LCD_SPI_start();
if(yesno)
{
@ -318,6 +310,22 @@ void lcd_set_flip(bool yesno) {
LCD_SPI_stop();
}
void lcd_set_invert_display(bool yesno) {
if (!lcd_on)
return;
LCD_SPI_start();
if(yesno)
{
LCD_SPI_setreg(0x27, 0x10);
}
else
{
LCD_SPI_setreg(0x27, 0x00);
}
LCD_SPI_stop();
}
/* Update a fraction of the display. */
void lcd_update_rect(int x, int y, int width, int height)
{
@ -495,8 +503,3 @@ void lcd_set_contrast(int val) {
// TODO:
}
void lcd_set_invert_display(bool yesno) {
(void) yesno;
// TODO:
}