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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8989 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Brandon Low 2006-03-10 12:55:13 +00:00
parent ea4dea67ae
commit 4431ab237e
1 changed files with 83 additions and 81 deletions
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156
firmware/drivers/button.c
View file

@ -259,42 +259,42 @@ void handle_scroll_wheel(int new_scroll, int was_hold, int reverse)
}
else if (!was_hold) {
switch (scroll_state[prev_scroll][new_scroll]) {
case 1:
if (reverse) {
/* 'r' keypress */
wheel_keycode = BUTTON_SCROLL_FWD;
}
else {
/* 'l' keypress */
wheel_keycode = BUTTON_SCROLL_BACK;
}
break;
case -1:
if (reverse) {
/* 'l' keypress */
wheel_keycode = BUTTON_SCROLL_BACK;
}
else {
/* 'r' keypress */
wheel_keycode = BUTTON_SCROLL_FWD;
}
break;
default:
/* only happens if we get out of sync */
break;
case 1:
if (reverse) {
/* 'r' keypress */
wheel_keycode = BUTTON_SCROLL_FWD;
}
else {
/* 'l' keypress */
wheel_keycode = BUTTON_SCROLL_BACK;
}
break;
case -1:
if (reverse) {
/* 'l' keypress */
wheel_keycode = BUTTON_SCROLL_BACK;
}
else {
/* 'r' keypress */
wheel_keycode = BUTTON_SCROLL_FWD;
}
break;
default:
/* only happens if we get out of sync */
break;
}
}
if (wheel_keycode != BUTTON_NONE)
queue_post(&button_queue, wheel_keycode, NULL);
queue_post(&button_queue, wheel_keycode, NULL);
prev_scroll = new_scroll;
}
#endif
#if (CONFIG_KEYPAD == IPOD_4G_PAD) && (defined(APPLE_IPODMINI))
static int ipod_mini_button_read(void)
{
unsigned char source, wheel_source, state, wheel_state;
int btn = BUTTON_NONE;
unsigned char source, wheel_source, state, wheel_state;
int btn = BUTTON_NONE;
/*
* we need some delay for mini, cause hold generates several interrupts,
@ -353,62 +353,62 @@ void ipod_mini_button_int(void)
#if CONFIG_KEYPAD == IPOD_3G_PAD
static int ipod_3g_button_read(void)
{
unsigned char source, state;
unsigned char source, state;
static int was_hold = 0;
int btn = BUTTON_NONE;
int btn = BUTTON_NONE;
/*
* we need some delay for g3, cause hold generates several interrupts,
* some of them delayed
*/
udelay(250);
udelay(250);
/* get source of interupts */
source = GPIOA_INT_STAT;
/* get current keypad status */
state = GPIOA_INPUT_VAL;
GPIOA_INT_LEV = ~state;
if (was_hold && source == 0x40 && state == 0xbf) {
/* ack any active interrupts */
GPIOA_INT_CLR = source;
return BUTTON_NONE;
}
was_hold = 0;
if ((state & 0x20) == 0) {
/* 3g hold switch is active low */
btn |= BUTTON_HOLD;
was_hold = 1;
/* hold switch on 3g causes all outputs to go low */
/* we shouldn't interpret these as key presses */
GPIOA_INT_CLR = source;
return BUTTON_NONE;
}
if ((state & 0x1) == 0) {
btn |= BUTTON_RIGHT;
}
if ((state & 0x2) == 0) {
btn |= BUTTON_SELECT;
}
if ((state & 0x4) == 0) {
btn |= BUTTON_PLAY;
}
if ((state & 0x8) == 0) {
btn |= BUTTON_LEFT;
}
if ((state & 0x10) == 0) {
btn |= BUTTON_MENU;
}
if (source & 0xc0) {
handle_scroll_wheel((state & 0xc0) >> 6, was_hold, 0);
}
/* get current keypad status */
state = GPIOA_INPUT_VAL;
GPIOA_INT_LEV = ~state;
if (was_hold && source == 0x40 && state == 0xbf) {
/* ack any active interrupts */
GPIOA_INT_CLR = source;
GPIOA_INT_CLR = source;
return BUTTON_NONE;
}
was_hold = 0;
if ((state & 0x20) == 0) {
/* 3g hold switch is active low */
btn |= BUTTON_HOLD;
was_hold = 1;
/* hold switch on 3g causes all outputs to go low */
/* we shouldn't interpret these as key presses */
GPIOA_INT_CLR = source;
return BUTTON_NONE;
}
if ((state & 0x1) == 0) {
btn |= BUTTON_RIGHT;
}
if ((state & 0x2) == 0) {
btn |= BUTTON_SELECT;
}
if ((state & 0x4) == 0) {
btn |= BUTTON_PLAY;
}
if ((state & 0x8) == 0) {
btn |= BUTTON_LEFT;
}
if ((state & 0x10) == 0) {
btn |= BUTTON_MENU;
}
if (source & 0xc0) {
handle_scroll_wheel((state & 0xc0) >> 6, was_hold, 0);
}
/* ack any active interrupts */
GPIOA_INT_CLR = source;
return btn;
}
@ -478,15 +478,16 @@ static void button_tick(void)
which doesn't shut down easily with the OFF
key */
#ifdef HAVE_SW_POWEROFF
if ((btn == POWEROFF_BUTTON
#ifdef BUTTON_RC_STOP
if ((btn == POWEROFF_BUTTON || btn == BUTTON_RC_STOP) &&
|| btn == BUTTON_RC_STOP) &&
#else
if (btn == POWEROFF_BUTTON &&
) &&
#endif
#if defined(HAVE_CHARGING) && !defined(HAVE_POWEROFF_WHILE_CHARGING)
!charger_inserted() &&
!charger_inserted() &&
#endif
repeat_count > POWEROFF_COUNT)
repeat_count > POWEROFF_COUNT)
{
/* Tell the main thread that it's time to
power off */
@ -518,7 +519,8 @@ static void button_tick(void)
{
if (queue_empty(&button_queue))
{
queue_post(&button_queue, BUTTON_REPEAT | btn, NULL);
queue_post(
&button_queue, BUTTON_REPEAT | btn, NULL);
post = false;
}
}
@ -1239,9 +1241,9 @@ bool button_hold(void)
static bool remote_button_hold_only(void)
{
if(remote_type() == REMOTETYPE_H300_NONLCD)
return adc_scan(ADC_REMOTE)<0x0d; /* hold should be 0x00 */
return adc_scan(ADC_REMOTE)<0x0d; /* hold should be 0x00 */
else
return (GPIO1_READ & 0x00100000)?true:false;
return (GPIO1_READ & 0x00100000)?true:false;
}
/* returns true only if there is remote present */