types.h

是关于页面替换算法的代码模拟

/*
 * types.h	
 * Copyright (c) Inst. of Machine Intelligence at Nankai University
 */
#ifndef _TYPES_H
#define	_TYPES_H


typedef	unsigned int	uint32;
typedef	unsigned int	pte_t;
typedef unsigned int	pde_t;
typedef unsigned int	phyaddr_t;
typedef unsigned int	viraddr_t;

// Round down to the nearest multiple of n
#define ROUNDDOWN(a, n)		(a - a % (n))

// Round up to the nearest multiple of n
#define ROUNDUP(a, n)	(ROUNDDOWN((uint32) (a) + n - 1, n))



#endif