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1da177e4 LT |
1 | #ifndef __PARISC_MMAN_H__ |
2 | #define __PARISC_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_SEM 0x8 /* page may be used for atomic ops */ | |
8 | #define PROT_NONE 0x0 /* page can not be accessed */ | |
9 | #define PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */ | |
10 | #define PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */ | |
11 | ||
12 | #define MAP_SHARED 0x01 /* Share changes */ | |
13 | #define MAP_PRIVATE 0x02 /* Changes are private */ | |
14 | #define MAP_TYPE 0x03 /* Mask for type of mapping */ | |
15 | #define MAP_FIXED 0x04 /* Interpret addr exactly */ | |
16 | #define MAP_ANONYMOUS 0x10 /* don't use a file */ | |
17 | ||
18 | #define MAP_DENYWRITE 0x0800 /* ETXTBSY */ | |
19 | #define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ | |
20 | #define MAP_LOCKED 0x2000 /* pages are locked */ | |
21 | #define MAP_NORESERVE 0x4000 /* don't check for reservations */ | |
22 | #define MAP_GROWSDOWN 0x8000 /* stack-like segment */ | |
23 | #define MAP_POPULATE 0x10000 /* populate (prefault) pagetables */ | |
24 | #define MAP_NONBLOCK 0x20000 /* do not block on IO */ | |
25 | ||
26 | #define MS_SYNC 1 /* synchronous memory sync */ | |
27 | #define MS_ASYNC 2 /* sync memory asynchronously */ | |
28 | #define MS_INVALIDATE 4 /* invalidate the caches */ | |
29 | ||
30 | #define MCL_CURRENT 1 /* lock all current mappings */ | |
31 | #define MCL_FUTURE 2 /* lock all future mappings */ | |
32 | ||
33 | #define MADV_NORMAL 0 /* no further special treatment */ | |
34 | #define MADV_RANDOM 1 /* expect random page references */ | |
35 | #define MADV_SEQUENTIAL 2 /* expect sequential page references */ | |
36 | #define MADV_WILLNEED 3 /* will need these pages */ | |
37 | #define MADV_DONTNEED 4 /* don't need these pages */ | |
38 | #define MADV_SPACEAVAIL 5 /* insure that resources are reserved */ | |
39 | #define MADV_VPS_PURGE 6 /* Purge pages from VM page cache */ | |
40 | #define MADV_VPS_INHERIT 7 /* Inherit parents page size */ | |
5f6164f3 MT |
41 | |
42 | /* common/generic parameters */ | |
43 | #define MADV_REMOVE 9 /* remove these pages & resources */ | |
44 | #define MADV_DONTFORK 10 /* don't inherit across fork */ | |
45 | #define MADV_DOFORK 11 /* do inherit across fork */ | |
1da177e4 LT |
46 | |
47 | /* The range 12-64 is reserved for page size specification. */ | |
48 | #define MADV_4K_PAGES 12 /* Use 4K pages */ | |
49 | #define MADV_16K_PAGES 14 /* Use 16K pages */ | |
50 | #define MADV_64K_PAGES 16 /* Use 64K pages */ | |
51 | #define MADV_256K_PAGES 18 /* Use 256K pages */ | |
52 | #define MADV_1M_PAGES 20 /* Use 1 Megabyte pages */ | |
53 | #define MADV_4M_PAGES 22 /* Use 4 Megabyte pages */ | |
54 | #define MADV_16M_PAGES 24 /* Use 16 Megabyte pages */ | |
55 | #define MADV_64M_PAGES 26 /* Use 64 Megabyte pages */ | |
56 | ||
57 | /* compatibility flags */ | |
58 | #define MAP_ANON MAP_ANONYMOUS | |
59 | #define MAP_FILE 0 | |
60 | #define MAP_VARIABLE 0 | |
61 | ||
62 | #endif /* __PARISC_MMAN_H__ */ |