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https://github.com/Keychron/qmk_firmware.git
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28 lines
640 B
C
28 lines
640 B
C
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#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__ ( \
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"in __tmp_reg__,__SREG__" "\n\t" \
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"cli" "\n\t" \
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"wdr" "\n\t" \
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"sts %0,%1" "\n\t" \
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"out __SREG__,__tmp_reg__" "\n\t" \
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"sts %0,%2" "\n\t" \
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: /* no outputs */ \
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: "M" (_SFR_MEM_ADDR(_WD_CONTROL_REG)), \
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"r" (_BV(_WD_CHANGE_BIT) | _BV(WDE)), \
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"r" ((uint8_t) ((value & 0x08 ? _WD_PS3_MASK : 0x00) | \
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_BV(WDIE) | (value & 0x07)) ) \
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: "r0" \
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)
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#endif
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