diff options
author | Ralf Baechle <ralf@linux-mips.org> | 1997-01-07 02:33:00 +0000 |
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committer | <ralf@linux-mips.org> | 1997-01-07 02:33:00 +0000 |
commit | beb116954b9b7f3bb56412b2494b562f02b864b1 (patch) | |
tree | 120e997879884e1b9d93b265221b939d2ef1ade1 /include/asm-sparc/mman.h | |
parent | 908d4681a1dc3792ecafbe64265783a86c4cccb6 (diff) |
Import of Linux/MIPS 2.1.14
Diffstat (limited to 'include/asm-sparc/mman.h')
-rw-r--r-- | include/asm-sparc/mman.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/include/asm-sparc/mman.h b/include/asm-sparc/mman.h new file mode 100644 index 000000000..68bc526a1 --- /dev/null +++ b/include/asm-sparc/mman.h @@ -0,0 +1,49 @@ +/* $Id: mman.h,v 1.8 1996/10/27 08:55:28 davem Exp $ */ +#ifndef __SPARC_MMAN_H__ +#define __SPARC_MMAN_H__ + +/* SunOS'ified... */ + +#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_NONE 0x0 /* page can not be accessed */ + +#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_RENAME MAP_ANONYMOUS /* In SunOS terminology */ +#define MAP_NORESERVE 0x40 /* don't reserve swap pages */ +#define MAP_INHERIT 0x80 /* SunOS doesn't do this, but... */ +#define MAP_LOCKED 0x100 /* lock the mapping */ +#define _MAP_NEW 0x80000000 /* Binary compatibility is fun... */ + +#define MAP_GROWSDOWN 0x0100 /* stack-like segment */ +#define MAP_DENYWRITE 0x0800 /* ETXTBSY */ +#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ + +#define MS_ASYNC 1 /* sync memory asynchronously */ +#define MS_INVALIDATE 2 /* invalidate the caches */ +#define MS_SYNC 4 /* synchronous memory sync */ + +#define MCL_CURRENT 0x2000 /* lock all currently mapped pages */ +#define MCL_FUTURE 0x4000 /* lock all additions to address space */ + +/* XXX Need to add flags to SunOS's mctl, mlockall, and madvise system + * XXX calls. + */ + +/* SunOS sys_mctl() stuff... */ +#define MC_SYNC 1 /* Sync pages in memory with storage (usu. a file) */ +#define MC_LOCK 2 /* Lock pages into core ram, do not allow swapping of them */ +#define MC_UNLOCK 3 /* Unlock pages locked via previous mctl() with MC_LOCK arg */ +#define MC_LOCKAS 5 /* Lock an entire address space of the calling process */ +#define MC_UNLOCKAS 6 /* Unlock entire address space of calling process */ + +/* compatibility flags */ +#define MAP_ANON MAP_ANONYMOUS +#define MAP_FILE 0 + +#endif /* __SPARC_MMAN_H__ */ |