Commit 60d9448a authored by Birte Kristina Friesel's avatar Birte Kristina Friesel
Browse files

MSP430: Avoid possible race conditions when going to sleep

parent 17831e69

src/arch/msp430fr5969lp/arch.cc

+4 −6
Original line number Diff line number Diff line
@@ -109,9 +109,8 @@ void Arch::delay_ms(unsigned char const ms) 
void Arch::idle_loop(void)

{

	while (1) {

		__eint();

		asm volatile("nop");

		__bis_SR_register(LPM2_bits);

		__bis_SR_register(GIE | LPM2_bits);

		asm volatile("nop");

		__dint();

#if defined(WITH_LOOP)
@@ -128,9 +127,8 @@ void Arch::idle_loop(void) 


void Arch::idle(void)

{

	__eint();

	asm volatile("nop");

	__bis_SR_register(LPM2_bits);

	__bis_SR_register(GIE | LPM2_bits);

	asm volatile("nop");

	__dint();

#ifdef WITH_WAKEUP
@@ -144,7 +142,7 @@ Arch arch; 


#include "driver/uptime.h"



__attribute__((interrupt(TIMER1_A1_VECTOR))) __attribute__((wakeup)) void handle_timer0_overflow()

__attribute__((interrupt(TIMER1_A1_VECTOR))) __attribute__((wakeup)) void handle_timer1_overflow()

{

	if (TA1IV == 0x0e) {

#ifdef WITH_LOOP