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authorBertrik Sikken <bertrik@sikken.nl>2009-08-02 16:43:58 +0000
committerBertrik Sikken <bertrik@sikken.nl>2009-08-02 16:43:58 +0000
commitee0ab03286dc98fa3153f8ceca81cffb9fd2d375 (patch)
treec39936e39cae30038f69e6df5194b81ae38000f4 /bootloader
parent322fae42992040a30416ddd1587fd96dbca0a5e7 (diff)
downloadrockbox-ee0ab03286dc98fa3153f8ceca81cffb9fd2d375.tar.gz
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Samsung YP-S3: update backlight brightness curve again (can't go all the way down to 1/256 brightness) and update yp-s3 bootloader demo.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22117 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'bootloader')
-rw-r--r--bootloader/samsung_yps3.c80
1 files changed, 48 insertions, 32 deletions
diff --git a/bootloader/samsung_yps3.c b/bootloader/samsung_yps3.c
index ba9f2d70e5..511b6208a4 100644
--- a/bootloader/samsung_yps3.c
+++ b/bootloader/samsung_yps3.c
@@ -69,13 +69,6 @@ static inline void delay(unsigned int duration)
// forward declaration
static int rds_decode(int line, struct si4700_dbg_info *nfo);
-static int count = 0;
-
-static void timer_callback(void)
-{
- count++;
-}
-
void main(void)
{
char mystring[64];
@@ -83,9 +76,10 @@ void main(void)
unsigned char read_data[16];
int i;
struct si4700_dbg_info si4700_info;
+// unsigned int data;
+ int brightness = 0;
+ unsigned int button;
- line = 1;
-
// enable all peripherals
PWRCON = 0;
@@ -119,22 +113,18 @@ void main(void)
fmradio_i2c_init();
adc_init();
_backlight_init();
-
- timer_register(1, NULL, 3 * TIMER_FREQ, timer_callback);
-
- // LED outputs
- PCON3 = (PCON3 & ~(0x0000FF00)) | 0x00001100;
- PDAT3 |= (1 << 2) | (1 << 3);
-
+
// FM power
si4700_init();
tuner_power(true);
si4700_set(RADIO_SLEEP, 0);
si4700_set(RADIO_MUTE, 0);
si4700_set(RADIO_FREQUENCY, 100700000);
-
+
lcd_puts_scroll(0,0,"+++ this is a very very long line to test scrolling. ---");
+ button_init_device();
+
while (true)
{
line = 1;
@@ -198,28 +188,54 @@ void main(void)
lcd_puts(0, line++, mystring);
#endif
-#if 1 /* enable to see timer/counter info */
- snprintf(mystring, 64, "TIMER: %08X", count);
- lcd_puts(0, line++, mystring);
- snprintf(mystring, 64, "current_tick: %08X", current_tick);
- lcd_puts(0, line++, mystring);
- snprintf(mystring, 64, "TIMER %04X %04X %04X", TDCON, TDPRE, TDDATA0);
- lcd_puts(0, line++, mystring);
+#if 1 /* button lights controlled by keypad */
+ button = button_read_device();
+ if (button & (BUTTON_UP | BUTTON_DOWN | BUTTON_LEFT | BUTTON_RIGHT)) {
+ PDAT3 |= (1 << 3);
+ }
+ else {
+ PDAT3 &= ~(1 << 3);
+ }
+ if (button & (BUTTON_BACK | BUTTON_MENU)) {
+ PDAT3 |= (1 << 2);
+ }
+ else {
+ PDAT3 &= ~(1 << 2);
+ }
+ if (button & (BUTTON_SELECT)) {
+ PDAT4 |= (1 << 2);
+ }
+ else {
+ PDAT4 &= ~(1 << 2);
+ }
#endif
-#if 1 /* enable this to control backlight brightness with the hold switch */
- if (PDAT4 & (1 << 3)) {
- _backlight_set_brightness(10);
- PDAT3 &= ~(1 << 4);
+#if 1 /* backlight brightness controlled by up/down keys */
+ if (button_read_device() & BUTTON_UP) {
+ if (brightness < MAX_BRIGHTNESS_SETTING) {
+ brightness++;
+ _backlight_set_brightness(brightness);
+ }
}
- else {
- _backlight_set_brightness(15);
- PDAT3 |= (1 << 4);
+ else if (button_read_device() & BUTTON_DOWN) {
+ if (brightness > MIN_BRIGHTNESS_SETTING) {
+ brightness--;
+ _backlight_set_brightness(brightness);
+ }
}
+ snprintf(mystring, 64, "bright %3d", brightness);
+ lcd_puts(0, line++, mystring);
+#endif
+
+
+#if 1 /* button info */
+ snprintf(mystring, 64, "BUTTONS %08X, %s", button_read_device(),
+ headphones_inserted() ? "HP" : "hp");
+ lcd_puts(0, line++, mystring);
#endif
lcd_update();
- }
+ }
}