| #ifndef __ASM_SH_MMAN_H |
| #define __ASM_SH_MMAN_H |
| |
| #define PROT_READ 0x1 /* page can be read */ |
| #define PROT_WRITE 0x2 /* page can be written */ |
| #define PROT_EXEC 0x4 /* page can be executed */ |
| #define PROT_SEM 0x8 /* page may be used for atomic ops */ |
| #define PROT_NONE 0x0 /* page can not be accessed */ |
| #define PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */ |
| #define PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */ |
| |
| #define MAP_SHARED 0x01 /* Share changes */ |
| #define MAP_PRIVATE 0x02 /* Changes are private */ |
| #define MAP_TYPE 0x0f /* Mask for type of mapping */ |
| #define MAP_FIXED 0x10 /* Interpret addr exactly */ |
| #define MAP_ANONYMOUS 0x20 /* don't use a file */ |
| |
| #define MAP_GROWSDOWN 0x0100 /* stack-like segment */ |
| #define MAP_DENYWRITE 0x0800 /* ETXTBSY */ |
| #define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ |
| #define MAP_LOCKED 0x2000 /* pages are locked */ |
| #define MAP_NORESERVE 0x4000 /* don't check for reservations */ |
| #define MAP_POPULATE 0x8000 /* populate (prefault) page tables */ |
| #define MAP_NONBLOCK 0x10000 /* do not block on IO */ |
| |
| #define MS_ASYNC 1 /* sync memory asynchronously */ |
| #define MS_INVALIDATE 2 /* invalidate the caches */ |
| #define MS_SYNC 4 /* synchronous memory sync */ |
| |
| #define MCL_CURRENT 1 /* lock all current mappings */ |
| #define MCL_FUTURE 2 /* lock all future mappings */ |
| |
| #define MADV_NORMAL 0x0 /* default page-in behavior */ |
| #define MADV_RANDOM 0x1 /* page-in minimum required */ |
| #define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */ |
| #define MADV_WILLNEED 0x3 /* pre-fault pages */ |
| #define MADV_DONTNEED 0x4 /* discard these pages */ |
| |
| /* compatibility flags */ |
| #define MAP_ANON MAP_ANONYMOUS |
| #define MAP_FILE 0 |
| |
| #endif /* __ASM_SH_MMAN_H */ |
