os_kernel_lab/labcodes/lab3/kern/driver/clock.h

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2012-08-22 12:32:13 +08:00
#ifndef __KERN_DRIVER_CLOCK_H__
#define __KERN_DRIVER_CLOCK_H__
#include <defs.h>
extern volatile size_t ticks;
void clock_init(void);
#endif /* !__KERN_DRIVER_CLOCK_H__ */