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
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