1 #ifndef __PARISC_MMAN_H__
2 #define __PARISC_MMAN_H__
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 */
9 #define MAP_SHARED 0x01 /* Share changes */
10 #define MAP_PRIVATE 0x02 /* Changes are private */
11 #define MAP_TYPE 0x03 /* Mask for type of mapping */
12 #define MAP_FIXED 0x04 /* Interpret addr exactly */
13 #define MAP_ANONYMOUS 0x10 /* don't use a file */
15 #define MAP_DENYWRITE 0x0800 /* ETXTBSY */
16 #define MAP_EXECUTABLE 0x1000 /* mark it as an executable */
17 #define MAP_LOCKED 0x2000 /* pages are locked */
18 #define MAP_NORESERVE 0x4000 /* don't check for reservations */
19 #define MAP_GROWSDOWN 0x8000 /* stack-like segment */
21 #define MS_SYNC 1 /* synchronous memory sync */
22 #define MS_ASYNC 2 /* sync memory asynchronously */
23 #define MS_INVALIDATE 4 /* invalidate the caches */
25 #define MCL_CURRENT 1 /* lock all current mappings */
26 #define MCL_FUTURE 2 /* lock all future mappings */
28 #define MADV_NORMAL 0 /* no further special treatment */
29 #define MADV_RANDOM 1 /* expect random page references */
30 #define MADV_SEQUENTIAL 2 /* expect sequential page references */
31 #define MADV_WILLNEED 3 /* will need these pages */
32 #define MADV_DONTNEED 4 /* dont need these pages */
33 #define MADV_SPACEAVAIL 5 /* insure that resources are reserved */
34 #define MADV_VPS_PURGE 6 /* Purge pages from VM page cache */
35 #define MADV_VPS_INHERIT 7 /* Inherit parents page size */
37 /* The range 12-64 is reserved for page size specification. */
38 #define MADV_4K_PAGES 12 /* Use 4K pages */
39 #define MADV_16K_PAGES 14 /* Use 16K pages */
40 #define MADV_64K_PAGES 16 /* Use 64K pages */
41 #define MADV_256K_PAGES 18 /* Use 256K pages */
42 #define MADV_1M_PAGES 20 /* Use 1 Megabyte pages */
43 #define MADV_4M_PAGES 22 /* Use 4 Megabyte pages */
44 #define MADV_16M_PAGES 24 /* Use 16 Megabyte pages */
45 #define MADV_64M_PAGES 26 /* Use 64 Megabyte pages */
47 /* compatibility flags */
48 #define MAP_ANON MAP_ANONYMOUS
50 #define MAP_VARIABLE 0
52 #endif /* __PARISC_MMAN_H__ */