1#ifndef __ALPHA_MMAN_H__
2#define __ALPHA_MMAN_H__
3
4#define PROT_READ	0x1		/* page can be read */
5#define PROT_WRITE	0x2		/* page can be written */
6#define PROT_EXEC	0x4		/* page can be executed */
7#define PROT_NONE	0x0		/* page can not be accessed */
8
9#define MAP_SHARED	0x01		/* Share changes */
10#define MAP_PRIVATE	0x02		/* Changes are private */
11#define MAP_TYPE	0x0f		/* Mask for type of mapping (OSF/1 is _wrong_) */
12#define MAP_FIXED	0x100		/* Interpret addr exactly */
13#define MAP_ANONYMOUS	0x10		/* don't use a file */
14
15/* not used by linux, but here to make sure we don't clash with OSF/1 defines */
16#define _MAP_HASSEMAPHORE 0x0200
17#define _MAP_INHERIT	0x0400
18#define _MAP_UNALIGNED	0x0800
19
20/* These are linux-specific */
21#define MAP_GROWSDOWN	0x1000		/* stack-like segment */
22#define MAP_DENYWRITE	0x2000		/* ETXTBSY */
23#define MAP_EXECUTABLE	0x4000		/* mark it as an executable */
24#define MAP_LOCKED	0x8000		/* lock the mapping */
25#define MAP_NORESERVE	0x10000		/* don't check for reservations */
26
27#define MS_ASYNC	1		/* sync memory asynchronously */
28#define MS_SYNC		2		/* synchronous memory sync */
29#define MS_INVALIDATE	4		/* invalidate the caches */
30
31#define MCL_CURRENT	 8192		/* lock all currently mapped pages */
32#define MCL_FUTURE	16384		/* lock all additions to address space */
33
34#define MADV_NORMAL	0		/* no further special treatment */
35#define MADV_RANDOM	1		/* expect random page references */
36#define MADV_SEQUENTIAL	2		/* expect sequential page references */
37#define MADV_WILLNEED	3		/* will need these pages */
38#define	MADV_SPACEAVAIL	5		/* ensure resources are available */
39#define MADV_DONTNEED	6		/* dont need these pages */
40
41/* compatibility flags */
42#define MAP_ANON	MAP_ANONYMOUS
43#define MAP_FILE	0
44
45#endif /* __ALPHA_MMAN_H__ */
46