map.h

来自「omap3 linux 2.6 用nocc去除了冗余代码」· C头文件 代码 · 共 34 行

/*
 *  linux/include/asm-arm/map.h
 *
 *  Copyright (C) 1999-2000 Russell King
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 *  Page table mapping constructs and function prototypes
 */
#include <asm/io.h>

struct map_desc {
	unsigned long virtual;
	unsigned long pfn;
	unsigned long length;
	unsigned int type;
};

/* types 0-3 are defined in asm/io.h */
#define MT_CACHECLEAN		4
#define MT_MINICLEAN		5
#define MT_LOW_VECTORS		6
#define MT_HIGH_VECTORS		7
#define MT_MEMORY		8
#define MT_ROM			9
#define MT_MEMORY_SO		10

#define MT_NONSHARED_DEVICE	MT_DEVICE_NONSHARED
#define MT_IXP2000_DEVICE	MT_DEVICE_IXP2000

extern void iotable_init(struct map_desc *, int);