disable app timer interrupt for bfin serial load

apps/bees/src/ser.c

@@ -310,6 +310,7 @@ int serial_bfinDscBuf_idx;
 #define MAX_SERIAL_DSC_SIZE (256 * 1024)
 
 void serial_bfinProgStart() {
+  pause_timers();
   if(serial_bfinHexBuf == NULL)
     serial_bfinHexBuf = alloc_mem(MAX_SERIAL_HEX_SIZE);
   serial_bfinHexBuf_idx = 0;
@@ -362,6 +363,7 @@ void serial_bfinProgEnd() {
   bfin_enable();
   app_resume();
 
+  start_timers();
 }
 
 

avr32_lib/src/timers.c

@@ -77,6 +77,14 @@ u8 timer_add( softTimer_t* t, u32 ticks, timer_callback_t callback, void* obj) {
   return ret;
 }
 
+void pause_timers (void) {
+  cpu_irq_disable_level(APP_TC_IRQ_PRIORITY);
+}
+
+void start_timers (void) {
+  cpu_irq_enable_level(APP_TC_IRQ_PRIORITY);
+}
+
 // remove a timer from the list
 // return 1 if removed, 0 if not found
 u8 timer_remove( softTimer_t* t) {

avr32_lib/src/timers.h

@@ -47,5 +47,7 @@ void process_timers( void );
 
 // clear the list
 extern void timers_clear(void) ;
+void start_timers (void);
+void pause_timers (void);
 
 #endif // header guard