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[/] [or1k_old/] [trunk/] [uclinux/] [uClinux-2.0.x/] [include/] [asm-sparc/] [mman.h] - Blame information for rev 1782

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1 199 simons
/* $Id: mman.h,v 1.1.1.1 2001-09-10 07:44:43 simons Exp $ */
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#ifndef __SPARC_MMAN_H__
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#define __SPARC_MMAN_H__
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/* SunOS'ified... */
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#define PROT_READ       0x1             /* page can be read */
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#define PROT_WRITE      0x2             /* page can be written */
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#define PROT_EXEC       0x4             /* page can be executed */
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#define PROT_NONE       0x0             /* page can not be accessed */
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#define MAP_SHARED      0x01            /* Share changes */
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#define MAP_PRIVATE     0x02            /* Changes are private */
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#define MAP_TYPE        0x0f            /* Mask for type of mapping */
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#define MAP_FIXED       0x10            /* Interpret addr exactly */
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#define MAP_ANONYMOUS   0x20            /* don't use a file */
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#define MAP_RENAME      MAP_ANONYMOUS   /* In SunOS terminology */
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#define MAP_NORESERVE   0x40            /* don't reserve swap pages */
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#define MAP_INHERIT     0x80            /* SunOS doesn't do this, but... */
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#define MAP_LOCKED      0x100           /* lock the mapping */
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#define _MAP_NEW        0x80000000      /* Binary compatibility is fun... */
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#define MAP_GROWSDOWN   0x0100          /* stack-like segment */
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#define MAP_DENYWRITE   0x0800          /* ETXTBSY */
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#define MAP_EXECUTABLE  0x1000          /* mark it as a executable */
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#define MS_ASYNC        1               /* sync memory asynchronously */
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#define MS_INVALIDATE   2               /* invalidate the caches */
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#define MS_SYNC         4               /* synchronous memory sync */
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#define MCL_CURRENT     0x2000          /* lock all currently mapped pages */
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#define MCL_FUTURE      0x4000          /* lock all additions to address space */
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/* XXX Need to add flags to SunOS's mctl, mlockall, and madvise system
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 * XXX calls.
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 */
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/* SunOS sys_mctl() stuff... */
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#define MC_SYNC         1  /* Sync pages in memory with storage (usu. a file) */
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#define MC_LOCK         2  /* Lock pages into core ram, do not allow swapping of them */
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#define MC_UNLOCK       3  /* Unlock pages locked via previous mctl() with MC_LOCK arg */
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#define MC_LOCKAS       5  /* Lock an entire address space of the calling process */
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#define MC_UNLOCKAS     6  /* Unlock entire address space of calling process */
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/* compatibility flags */
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#define MAP_ANON        MAP_ANONYMOUS
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#define MAP_FILE        0
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#endif /* __SPARC_MMAN_H__ */

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