diff options
| author | tmk <nobody@nowhere> | 2014-07-30 14:37:05 +0900 |
|---|---|---|
| committer | tmk <nobody@nowhere> | 2014-07-30 14:37:05 +0900 |
| commit | adbb86b1ec8b07e86ae7425374e95b82122e48a7 (patch) | |
| tree | 0a02e89376f69ef975096af9490034725d8eb751 /common/avr/suspend_avr.h | |
| parent | 79840c678e13f9a737f80048bc3b9c9c55e3fc77 (diff) | |
| parent | a9f5f201ad6b009675fdf16c4447033cc2ac0995 (diff) | |
Merge branch 'mbed' into dev
Diffstat (limited to 'common/avr/suspend_avr.h')
| -rw-r--r-- | common/avr/suspend_avr.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/common/avr/suspend_avr.h b/common/avr/suspend_avr.h new file mode 100644 index 0000000000..357102da44 --- /dev/null +++ b/common/avr/suspend_avr.h @@ -0,0 +1,27 @@ +#ifndef SUSPEND_AVR_H +#define SUSPEND_AVR_H + +#include <stdint.h> +#include <stdbool.h> +#include <avr/sleep.h> +#include <avr/wdt.h> +#include <avr/interrupt.h> + + +#define wdt_intr_enable(value) \ +__asm__ __volatile__ ( \ + "in __tmp_reg__,__SREG__" "\n\t" \ + "cli" "\n\t" \ + "wdr" "\n\t" \ + "sts %0,%1" "\n\t" \ + "out __SREG__,__tmp_reg__" "\n\t" \ + "sts %0,%2" "\n\t" \ + : /* no outputs */ \ + : "M" (_SFR_MEM_ADDR(_WD_CONTROL_REG)), \ + "r" (_BV(_WD_CHANGE_BIT) | _BV(WDE)), \ + "r" ((uint8_t) ((value & 0x08 ? _WD_PS3_MASK : 0x00) | \ + _BV(WDIE) | (value & 0x07)) ) \ + : "r0" \ +) + +#endif |