forked from forks/qmk_firmware
33 lines
734 B
C
33 lines
734 B
C
|
#ifndef SUSPEND_H
|
||
|
#define SUSPEND_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" \
|
||
|
)
|
||
|
|
||
|
|
||
|
void suspend_power_down(void);
|
||
|
bool suspend_wakeup_condition(void);
|
||
|
void suspend_wakeup_init(void);
|
||
|
|
||
|
#endif
|