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Diffstat (limited to 'sysdeps/unix/sysv/solaris2/kopensolaris-gnu/bits/mman.h')
| -rw-r--r-- | sysdeps/unix/sysv/solaris2/kopensolaris-gnu/bits/mman.h | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/bits/mman.h b/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/bits/mman.h new file mode 100644 index 0000000000..529aa4f18e --- /dev/null +++ b/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/bits/mman.h @@ -0,0 +1,186 @@ +/* Definitions for POSIX memory map interface. OpenSolaris version. + Copyright (C) 1997, 2000, 2003, 2005, 2006, 2008 + Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_MMAN_H +# error "Never use <bits/mman.h> directly; include <sys/mman.h> instead." +#endif + + +/* Protections are chosen from these bits, OR'd together. The + implementation does not necessarily support PROT_EXEC or PROT_WRITE + without PROT_READ. The only guarantees are that no writing will be + allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */ + +#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. */ + +/* Sharing types (must choose one and only one of these). */ +#define MAP_SHARED 0x01 /* Share changes. */ +#define MAP_PRIVATE 0x02 /* Changes are private. */ +#ifdef __USE_MISC +# define MAP_TYPE 0x0f /* Mask for type of mapping. */ +#endif + +/* Other flags. */ +#define MAP_FIXED 0x10 /* Interpret addr exactly. */ +#ifdef __USE_MISC +# define MAP_FILE 0 +# define MAP_ANONYMOUS 0x100 /* Don't use a file. */ +# define MAP_ANON MAP_ANONYMOUS +#endif + +/* These are OpenSolaris-specific. */ +#ifdef __USE_MISC +# define MAP_NORESERVE 0x40 /* Don't check for reservations. */ +# define MAP_ALIGN 0x200 /* Address specifies alignment. */ +# define MAP_TEXT 0x200 /* Map code segment. */ +# define MAP_INITDATA 0x800 /* Map data segment. */ +# define MAP_RENAME 0x20 /* Rename private pages to file. */ +# define _MAP_NEW 0x80000000 /* Never use this. */ +#endif + +/* Flags to `msync'. */ +#define MS_ASYNC 1 /* Sync memory asynchronously. */ +#define MS_SYNC 4 /* Synchronous memory sync. */ +#define MS_INVALIDATE 2 /* Invalidate the caches. */ + +/* These are OpenSolaris-specific. */ +#ifdef __USE_MISC + +/* mctl functions */ +# define MC_SYNC 1 +# define MC_LOCK 2 +# define MC_UNLOCK 3 +# define MC_ADVISE 4 +# define MC_LOCKAS 5 +# define MC_UNLOCKAS 6 +# define MC_HAT_ADVISE 7 + +/* MC_HAT_ADVISE arg */ +# define MHA_MAPSIZE_VA 0x1 +# define MHA_MAPSIZE_BSSBRK 0x2 +# define MHA_MAPSIZE_STACK 0x3 + +# include <sys/types.h> + +# define MISYS_MEMINFO 0x0 + +typedef struct meminfo + { + const uint64_t *mi_inaddr; + const unsigned int *mi_info_req; + uint64_t *mi_outdata; + unsigned int *mi_validity; + int mi_info_count; + } meminfo_t; + +/* info_req field */ +# define MEMINFO_SHIFT 16 +# define MEMINFO_MASK (0xFF << MEMINFO_SHIFT) +# define MEMINFO_VPHYSICAL (0x01 << MEMINFO_SHIFT) +# define MEMINFO_VLGRP (0x02 << MEMINFO_SHIFT) +# define MEMINFO_VPAGESIZE (0x03 << MEMINFO_SHIFT) +# define MEMINFO_VREPLCNT (0x04 << MEMINFO_SHIFT) +# define MEMINFO_VREPL (0x05 << MEMINFO_SHIFT) +# define MEMINFO_VREPL_LGRP (0x06 << MEMINFO_SHIFT) +# define MEMINFO_PLGRP (0x07 << MEMINFO_SHIFT) + +/* max address count for meminfo */ +# define MAX_MEMINFO_CNT 256 + +/* max request types */ +# define MAX_MEMINFO_REQ 31 + +#endif /* __USE_MISC */ + +/* Flags for `mlockall'. */ +#define MCL_CURRENT 1 /* Lock all currently mapped pages. */ +#define MCL_FUTURE 2 /* Lock all additions to address + space. */ + +/* Flags for `mremap'. */ +#ifdef __USE_GNU +# define MREMAP_MAYMOVE 1 +# define MREMAP_FIXED 2 +#endif + +/* Advice to `madvise'. */ +#ifdef __USE_MISC +# 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_REMOVE 9 /* Remove these pages and resources. */ +# define MADV_DONTFORK 10 /* Do not inherit across fork. */ +# define MADV_DOFORK 11 /* Do inherit across fork. */ +#endif + +/* These are OpenSolaris-specific. */ +#ifdef __USE_MISC +# define MADV_FREE 5 +# define MADV_ACCESS_DEFAULT 6 +# define MADV_ACCESS_LWP 7 +# define MADV_ACCESS_MANY 8 +#endif + +/* The POSIX people had to invent similar names for the same things. */ +#ifdef __USE_XOPEN2K +# define POSIX_MADV_NORMAL 0 /* No further special treatment. */ +# define POSIX_MADV_RANDOM 1 /* Expect random page references. */ +# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */ +# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */ +# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */ +#endif + +#ifdef __USE_MISC +# define PROC_TEXT (PROT_EXEC | PROT_READ) +# define PROC_DATA (PROT_READ | PROT_WRITE | PROT_EXEC) +/* GNU lbc (and probably others) use SHARED internally. */ +# ifndef _GNU_SOURCE +# define SHARED 0x10 +# define PRIVATE 0x20 +# endif +# define VALID_ATTR (PROT_READ | PROT_WRITE | PROT_EXEC | SHARED | PRIVATE) +#endif + +struct memcntl_mha + { + unsigned int mha_cmd; + unsigned int mha_flags; + size_t mha_pagesize; + }; + +__BEGIN_DECLS + +#if defined __USE_MISC +extern int getpagesizes (size_t *__pagesize, int __nelem); +extern int getpagesizes2 (size_t *__pagesize, int __nelem); +extern int meminfo (const uint64_t *__inaddr, int, + const unsigned int *__addr_count, int __info_req, uint64_t *__info_count, + unsigned int *__outdata); +extern int memcntl (__caddr_t addr, size_t len, int cmd, __caddr_t arg, + int attr, int mask); + +#endif + +__END_DECLS |