add lab answers

This commit is contained in:
chyyuu
2014-08-20 15:42:20 +08:00
parent d9ec12887b
commit f9773095fe
731 changed files with 92876 additions and 0 deletions

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@@ -0,0 +1,11 @@
#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__ */