1 #ifndef __CRIS_MMAN_H__ 2 #define __CRIS_MMAN_H__ 3 4 /* verbatim copy of asm-i386/ version */ 5 6 #define PROT_READ 0x1 /* page can be read */ 7 #define PROT_WRITE 0x2 /* page can be written */ 8 #define PROT_EXEC 0x4 /* page can be executed */ 9 #define PROT_NONE 0x0 /* page can not be accessed */ 10 11 #define MAP_SHARED 0x01 /* Share changes */ 12 #define MAP_PRIVATE 0x02 /* Changes are private */ 13 #define MAP_TYPE 0x0f /* Mask for type of mapping */ 14 #define MAP_FIXED 0x10 /* Interpret addr exactly */ 15 #define MAP_ANONYMOUS 0x20 /* don't use a file */ 16 17 #define MAP_GROWSDOWN 0x0100 /* stack-like segment */ 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 23 #define MS_ASYNC 1 /* sync memory asynchronously */ 24 #define MS_INVALIDATE 2 /* invalidate the caches */ 25 #define MS_SYNC 4 /* synchronous memory sync */ 26 27 #define MCL_CURRENT 1 /* lock all current mappings */ 28 #define MCL_FUTURE 2 /* lock all future mappings */ 29 30 #define MADV_NORMAL 0x0 /* default page-in behavior */ 31 #define MADV_RANDOM 0x1 /* page-in minimum required */ 32 #define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */ 33 #define MADV_WILLNEED 0x3 /* pre-fault pages */ 34 #define MADV_DONTNEED 0x4 /* discard these pages */ 35 36 /* compatibility flags */ 37 #define MAP_ANON MAP_ANONYMOUS 38 #define MAP_FILE 0 39 40 #endif /* __CRIS_MMAN_H__ */ 41