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irq: Support sleeping when mcu is idle

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Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2017-07-12 22:16:16 -04:00
parent 969485c754
commit 118fd21cb8
13 changed files with 101 additions and 10 deletions
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4
src/avr/irq.h
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@ -28,6 +28,10 @@ static inline void irq_restore(irqstatus_t flag) {
SREG = flag;
}
static inline void irq_wait(void) {
asm("sei\n sleep\n cli" : : : "memory");
}
static inline void irq_poll(void) {
}