| #ifndef __PARISC_MMAN_H__ |
| #define __PARISC_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 0x03 /* Mask for type of mapping */ |
| #define MAP_FIXED 0x04 /* Interpret addr exactly */ |
| #define MAP_ANONYMOUS 0x10 /* don't use a file */ |
| |
| #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_GROWSDOWN 0x8000 /* stack-like segment */ |
| #define MAP_POPULATE 0x10000 /* populate (prefault) pagetables */ |
| #define MAP_NONBLOCK 0x20000 /* do not block on IO */ |
| #define MAP_STACK 0x40000 /* give out an address that is best suited for process/thread stacks */ |
| #define MAP_HUGETLB 0x80000 /* create a huge page mapping */ |
| |
| #define MS_SYNC 1 /* synchronous memory sync */ |
| #define MS_ASYNC 2 /* sync memory asynchronously */ |
| #define MS_INVALIDATE 4 /* invalidate the caches */ |
| |
| #define MCL_CURRENT 1 /* lock all current mappings */ |
| #define MCL_FUTURE 2 /* lock all future mappings */ |
| |
| #define MADV_NORMAL 0 /* no further special treatment */ |
| #define MADV_RANDOM 1 /* expect random page references */ |
| #define MADV_SEQUENTIAL 2 /* expect sequential page references */ |
| #define MADV_WILLNEED 3 /* will need these pages */ |
| #define MADV_DONTNEED 4 /* don't need these pages */ |
| #define MADV_SPACEAVAIL 5 /* insure that resources are reserved */ |
| #define MADV_VPS_PURGE 6 /* Purge pages from VM page cache */ |
| #define MADV_VPS_INHERIT 7 /* Inherit parents page size */ |
| |
| /* common/generic parameters */ |
| #define MADV_REMOVE 9 /* remove these pages & resources */ |
| #define MADV_DONTFORK 10 /* don't inherit across fork */ |
| #define MADV_DOFORK 11 /* do inherit across fork */ |
| |
| /* The range 12-64 is reserved for page size specification. */ |
| #define MADV_4K_PAGES 12 /* Use 4K pages */ |
| #define MADV_16K_PAGES 14 /* Use 16K pages */ |
| #define MADV_64K_PAGES 16 /* Use 64K pages */ |
| #define MADV_256K_PAGES 18 /* Use 256K pages */ |
| #define MADV_1M_PAGES 20 /* Use 1 Megabyte pages */ |
| #define MADV_4M_PAGES 22 /* Use 4 Megabyte pages */ |
| #define MADV_16M_PAGES 24 /* Use 16 Megabyte pages */ |
| #define MADV_64M_PAGES 26 /* Use 64 Megabyte pages */ |
| |
| #define MADV_MERGEABLE 65 /* KSM may merge identical pages */ |
| #define MADV_UNMERGEABLE 66 /* KSM may not merge identical pages */ |
| |
| /* compatibility flags */ |
| #define MAP_FILE 0 |
| #define MAP_VARIABLE 0 |
| |
| #endif /* __PARISC_MMAN_H__ */ |
