1 #ifndef __M68K_MMAN_H__
2 #define __M68K_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 */
12 #define MAP_FIXED 0x10 /* Interpret addr exactly */
13 #define MAP_ANONYMOUS 0x20 /* don't use a file */
14
15 #define MAP_GROWSDOWN 0x0100 /* stack-like segment */
16 #define MAP_DENYWRITE 0x0800 /* ETXTBSY */
17 #define MAP_EXECUTABLE 0x1000 /* mark it as an executable */
18 #define MAP_LOCKED 0x2000 /* pages are locked */
19 #define MAP_NORESERVE 0x4000 /* don't check for reservations */
20
21 #define MS_ASYNC 1 /* sync memory asynchronously */
22 #define MS_INVALIDATE 2 /* invalidate the caches */
23 #define MS_SYNC 4 /* synchronous memory sync */
24
25 #define MCL_CURRENT 1 /* lock all current mappings */
26 #define MCL_FUTURE 2 /* lock all future mappings */
27
28 #define MADV_NORMAL 0x0 /* default page-in behavior */
29 #define MADV_RANDOM 0x1 /* page-in minimum required */
30 #define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */
31 #define MADV_WILLNEED 0x3 /* pre-fault pages */
32 #define MADV_DONTNEED 0x4 /* discard these pages */
33
34 /* compatibility flags */
35 #define MAP_ANON MAP_ANONYMOUS
36 #define MAP_FILE 0
37
38 #endif /* __M68K_MMAN_H__ */
39
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