bitext.h

来自「Linux Kernel 2.6.9 for OMAP1710」· C头文件 代码 · 共 27 行

/*
 * bitext.h: Bit string operations on the sparc, specific to architecture.
 *
 * Copyright 2002 Pete Zaitcev <[e-mail]>
 */

#ifndef _SPARC_BITEXT_H
#define _SPARC_BITEXT_H

#include <linux/spinlock.h>

struct bit_map {
	spinlock_t lock;
	unsigned long *map;
	int size;
	int used;
	int last_off;
	int last_size;
	int first_free;
};

extern int bit_map_string_get(struct bit_map *t, int len, int align);
extern void bit_map_clear(struct bit_map *t, int offset, int len);
extern void bit_map_init(struct bit_map *t, unsigned long *map, int size);

#endif /* defined(_SPARC_BITEXT_H) */