CVS: blob/src/lib led.c,1.4,1.5

[Erik M. <er...@us...>]

Update of /cvsroot/blob/blob/src/lib
In directory usw-pr-cvs1:/tmp/cvs-serv13231/src/lib

Modified Files:
	led.c 
Log Message:
- add led_lock(), led_unlock(), and led_init() functions
- use led_init() in init calls
- remove led_off() from exit calls (so pleb will remain working)


Index: led.c
===================================================================
RCS file: /cvsroot/blob/blob/src/lib/led.c,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -d -r1.4 -r1.5
--- led.c	2001/10/14 20:24:32	1.4
+++ led.c	2001/10/15 21:27:05	1.5
@@ -48,12 +48,25 @@
 
 
 static int led_state;
+static int led_locked;
+
+
+
+
+void led_init(void)
+{
+	led_unlock();
+	led_on();
+}
 
 
 
 
 void led_on(void)
 {
+	if(led_locked)
+		return;
+
 	GPSR = LED_GPIO;
 	led_state = 1;
 }
@@ -63,6 +76,9 @@
 
 void led_off(void)
 {
+	if(led_locked)
+		return;
+
 	GPCR = LED_GPIO;
 	led_state = 0;
 }
@@ -76,4 +92,20 @@
 		led_off();
 	else
 		led_on();
+}
+
+
+
+
+void led_lock(void)
+{
+	led_locked = 1;
+}
+
+
+
+
+void led_unlock(void)
+{
+	led_locked = 0;
 }