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authorlaforge <laforge@6dc7ffe9-61d6-0310-9af1-9938baff3ed1>2006-10-04 01:38:04 +0000
committerlaforge <laforge@6dc7ffe9-61d6-0310-9af1-9938baff3ed1>2006-10-04 01:38:04 +0000
commitf796b3e49ad707d65282bf4211d1e7f2094c1283 (patch)
tree44572502f5ec3287a14fa2fe8795c3b7941faaa1 /firmware/src/os/blinkcode.c
parent0d69fadb7169769d9e429450c17a68bac2cce852 (diff)
- first working tested version if system_irq demux
- fix minor issues with PIT timer code - make new led blinkcode implementation work git-svn-id: https://svn.openpcd.org:2342/trunk@257 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
Diffstat (limited to 'firmware/src/os/blinkcode.c')
-rw-r--r--firmware/src/os/blinkcode.c38
1 files changed, 26 insertions, 12 deletions
diff --git a/firmware/src/os/blinkcode.c b/firmware/src/os/blinkcode.c
index 8485392..22d4b25 100644
--- a/firmware/src/os/blinkcode.c
+++ b/firmware/src/os/blinkcode.c
@@ -19,14 +19,15 @@ enum blinkcode_state {
BLINKCODE_STATE_DONE,
};
-#define TIME_SILENT (1000)
-#define TIME_INIT (1000)
-#define TIME_BLINK (100)
+#define TIME_SILENT (1*HZ)
+#define TIME_INIT (1*HZ)
+#define TIME_BLINK (HZ/4)
struct blinker {
struct timer_list timer;
enum blinkcode_state state;
- int8_t num;
+ int num;
+ int cur;
u_int8_t led;
};
@@ -36,12 +37,15 @@ static void blinkcode_cb(void *data)
{
/* we got called back by the timer */
struct blinker *bl = data;
-
+
+ DEBUGPCRF("(jiffies=%lu, data=%p, state=%u)",
+ jiffies, data, bl->state);
switch (bl->state) {
case BLINKCODE_STATE_NONE:
led_switch(bl->led, 0);
bl->state = BLINKCODE_STATE_SILENT;
bl->timer.expires = jiffies + TIME_SILENT;
+ bl->cur = bl->num;
break;
case BLINKCODE_STATE_SILENT:
/* we've finished the period of silence, turn led on */
@@ -53,22 +57,27 @@ static void blinkcode_cb(void *data)
/* we've finished the period of init */
led_switch(bl->led, 0);
bl->state = BLINKCODE_STATE_BLINK_OFF;
- bl->timer.expires = jiffies + TIME_BLINK;
+ bl->timer.expires = jiffies + TIME_INIT;
break;
case BLINKCODE_STATE_BLINK_OFF:
/* we've been off, turn on */
led_switch(bl->led, 1);
bl->state = BLINKCODE_STATE_BLINK_ON;
- bl->num--;
- if (bl->num <= 0) {
- bl->state = BLINKCODE_STATE_NONE;
- return;
- }
+ bl->cur--;
+ bl->timer.expires = jiffies + TIME_BLINK;
+ if (bl->cur <= 0)
+ bl->state = BLINKCODE_STATE_DONE;
break;
case BLINKCODE_STATE_BLINK_ON:
/* we've been on, turn off */
led_switch(bl->led, 0);
bl->state = BLINKCODE_STATE_BLINK_OFF;
+ bl->timer.expires = jiffies + TIME_BLINK;
+ break;
+ case BLINKCODE_STATE_DONE:
+ /* we've been on, turn off */
+ led_switch(bl->led, 0);
+ return;
break;
}
/* default case: re-add the timer */
@@ -77,13 +86,16 @@ static void blinkcode_cb(void *data)
void blinkcode_set(int led, enum blinkcode_num num)
{
- if (led >= NUM_LEDS)
+ DEBUGPCRF("(jiffies=%lu, led=%u, num=%u)", jiffies, led, num);
+
+ if (--led > NUM_LEDS)
return;
timer_del(&blink_state[led].timer);
blink_state[led].num = num;
blink_state[led].state = BLINKCODE_STATE_NONE;
+ blink_state[led].timer.expires = jiffies;
if (num != BLINKCODE_NONE)
timer_add(&blink_state[led].timer);
@@ -97,5 +109,7 @@ void blinkcode_init(void)
blink_state[i].num = 0;
blink_state[i].state = BLINKCODE_STATE_NONE;
blink_state[i].led = i+1;
+ blink_state[i].timer.data = &blink_state[i];
+ blink_state[i].timer.function = &blinkcode_cb;
}
}
personal git repositories of Harald Welte. Your mileage may vary