acrn-kernel/include/asm-sparc/mman.h

47 lines
1.7 KiB
C

/* $Id: mman.h,v 1.9 2000/03/15 02:44:23 davem Exp $ */
#ifndef __SPARC_MMAN_H__
#define __SPARC_MMAN_H__
#include <asm-generic/mman.h>
/* SunOS'ified... */
#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 0x0200 /* stack-like segment */
#define MAP_DENYWRITE 0x0800 /* ETXTBSY */
#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */
#define MCL_CURRENT 0x2000 /* lock all currently mapped pages */
#define MCL_FUTURE 0x4000 /* lock all additions to address space */
#define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */
#define MAP_NONBLOCK 0x10000 /* do not block on IO */
/* 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 */
#define MADV_FREE 0x5 /* (Solaris) contents can be freed */
#ifdef __KERNEL__
#ifndef __ASSEMBLY__
#define arch_mmap_check sparc_mmap_check
int sparc_mmap_check(unsigned long addr, unsigned long len,
unsigned long flags);
#endif
#endif
#endif /* __SPARC_MMAN_H__ */