wdt.c File Reference

#include <sys/timer.h>
#include <dev/watchdog.h>
#include <arch/avr32.h>
#include <avr32/io.h>

Include dependency graph for wdt.c:

Go to the source code of this file.

Defines
#define	AVR32_WDT_KEY_VALUE   0x00000055
#define	MIN_US_TIMEOUT_PERIOD   (((1ULL << 1 ) * 1000000 + slowclock / 2) / slowclock)
#define	MAX_US_TIMEOUT_PERIOD   (((1ULL << (1 << AVR32_WDT_CTRL_PSEL_SIZE)) * 1000000 + slowclock / 2) / slowclock)
Functions
uint32_t	Avr32WatchDogStart (uint32_t ms)
	Start the AVR32 hardware watch dog timer.
void	Avr32WatchDogRestart (void)
	Re-start the AVR32 hardware watch dog timer.
void	Avr32WatchDogDisable (void)
	Disable the AVR32 hardware watch dog timer.
void	Avr32WatchDogEnable (void)
	Enable the AT91 hardware watch dog timer.

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Define Documentation

#define AVR32_WDT_KEY_VALUE   0x00000055

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Definition at line 48 of file wdt.c.

#define MIN_US_TIMEOUT_PERIOD   (((1ULL << 1 ) * 1000000 + slowclock / 2) / slowclock)

Referenced by Avr32WatchDogStart().

#define MAX_US_TIMEOUT_PERIOD   (((1ULL << (1 << AVR32_WDT_CTRL_PSEL_SIZE)) * 1000000 + slowclock / 2) / slowclock)

Referenced by Avr32WatchDogStart().