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28 lines
2.9 KiB
28 lines
2.9 KiB
#ifndef SUSPEND_AVR_H
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#define SUSPEND_AVR_H
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#include <stdint.h>
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#include <stdbool.h>
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#include <avr/sleep.h>
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#include <avr/wdt.h>
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#include <avr/interrupt.h>
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#define wdt_intr_enable(value) \
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__asm__ __volatile__("in __tmp_reg__,__SREG__" \
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"\n\t" \
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"cli" \
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"\n\t" \
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"wdr" \
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"\n\t" \
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"sts %0,%1" \
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"\n\t" \
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"out __SREG__,__tmp_reg__" \
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"\n\t" \
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"sts %0,%2" \
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"\n\t" \
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: /* no outputs */ \
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: "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))) \
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: "r0")
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#endif
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