diff options
Diffstat (limited to 'mdk-stage1/dietlibc/include/sys/mman.h')
| -rw-r--r-- | mdk-stage1/dietlibc/include/sys/mman.h | 165 |
1 files changed, 158 insertions, 7 deletions
diff --git a/mdk-stage1/dietlibc/include/sys/mman.h b/mdk-stage1/dietlibc/include/sys/mman.h index dc398ba90..298773a92 100644 --- a/mdk-stage1/dietlibc/include/sys/mman.h +++ b/mdk-stage1/dietlibc/include/sys/mman.h @@ -3,13 +3,160 @@ #include <sys/cdefs.h> #include <sys/types.h> -#include <linux/mman.h> -#include <asm/page.h> -#ifndef PAGE_SIZE -#warning PAGE_SIZE undefined +#define MREMAP_MAYMOVE 1UL +#define MREMAP_FIXED 2UL + +#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 */ + +#ifdef __mips__ +#define MAP_FIXED 0x010 /* Interpret addr exactly */ +#define MAP_NORESERVE 0x0400 /* don't check for reservations */ +#define MAP_ANONYMOUS 0x0800 /* don't use a file */ +#define MAP_GROWSDOWN 0x1000 /* stack-like segment */ +#define MAP_DENYWRITE 0x2000 /* ETXTBSY */ +#define MAP_EXECUTABLE 0x4000 /* mark it as an executable */ +#define MAP_LOCKED 0x8000 /* pages are locked */ +#define MS_ASYNC 0x0001 /* sync memory asynchronously */ +#define MS_INVALIDATE 0x0002 /* invalidate mappings & caches */ +#define MS_SYNC 0x0004 /* synchronous memory sync */ +#define MCL_CURRENT 1 /* lock all current mappings */ +#define MCL_FUTURE 2 /* lock all future mappings */ +#define MADV_NORMAL 0x0 /* default page-in behavior */ +#define MADV_RANDOM 0x1 /* page-in minimum required */ +#define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */ +#define MADV_WILLNEED 0x3 /* pre-fault pages */ +#define MADV_DONTNEED 0x4 /* discard these pages */ +#else + +#ifdef __alpha__ +#define MAP_FIXED 0x100 /* Interpret addr exactly */ +#define MAP_ANONYMOUS 0x10 /* don't use a file */ +#define MAP_GROWSDOWN 0x1000 /* stack-like segment */ +#define MAP_DENYWRITE 0x2000 /* ETXTBSY */ +#define MAP_EXECUTABLE 0x4000 /* mark it as an executable */ +#define MAP_LOCKED 0x8000 /* lock the mapping */ +#define MAP_NORESERVE 0x10000 /* don't check for reservations */ +#define MS_ASYNC 1 /* sync memory asynchronously */ +#define MS_SYNC 2 /* synchronous memory sync */ +#define MS_INVALIDATE 4 /* invalidate the caches */ +#define MCL_CURRENT 8192 /* lock all currently mapped pages */ +#define MCL_FUTURE 16384 /* lock all additions to address space */ +#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_SPACEAVAIL 5 /* ensure resources are available */ +#define MADV_DONTNEED 6 /* dont need these pages */ +#else +#define MAP_FIXED 0x10 /* Interpret addr exactly */ +#define MAP_ANONYMOUS 0x20 /* don't use a file */ #endif +#if defined(__i386__) || defined(__s390__) || defined(__x86_64__) +#define MAP_GROWSDOWN 0x0100 /* stack-like segment */ +#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 MS_ASYNC 1 /* sync memory asynchronously */ +#define MS_INVALIDATE 2 /* invalidate the caches */ +#define MS_SYNC 4 /* synchronous memory sync */ +#define MCL_CURRENT 1 /* lock all current mappings */ +#define MCL_FUTURE 2 /* lock all future mappings */ +#define MADV_NORMAL 0x0 /* default page-in behavior */ +#define MADV_RANDOM 0x1 /* page-in minimum required */ +#define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */ +#define MADV_WILLNEED 0x3 /* pre-fault pages */ +#define MADV_DONTNEED 0x4 /* discard these pages */ +#elif defined(__sparc__) || defined (__powerpc__) +#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 */ +#define MADV_NORMAL 0x0 /* default page-in behavior */ +#define MADV_RANDOM 0x1 /* page-in minimum required */ +#define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */ +#define MADV_WILLNEED 0x3 /* pre-fault pages */ +#define MADV_DONTNEED 0x4 /* discard these pages */ +#define MADV_FREE 0x5 /* (Solaris) contents can be freed */ +#elif defined (__arm__) +#define MAP_GROWSDOWN 0x0100 /* stack-like segment */ +#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 MS_ASYNC 1 /* sync memory asynchronously */ +#define MS_INVALIDATE 2 /* invalidate the caches */ +#define MS_SYNC 4 /* synchronous memory sync */ +#define MCL_CURRENT 1 /* lock all current mappings */ +#define MCL_FUTURE 2 /* lock all future mappings */ +#define MADV_NORMAL 0x0 /* default page-in behavior */ +#define MADV_RANDOM 0x1 /* page-in minimum required */ +#define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */ +#define MADV_WILLNEED 0x3 /* pre-fault pages */ +#define MADV_DONTNEED 0x4 /* discard these pages */ + +#elif defined(__hppa__) +#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 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 + +#elif defined(__ia64__) + +#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_GROWSDOWN 0x0100 /* stack-like segment */ +#define MAP_GROWSUP 0x0200 /* register stack-like segment */ +#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_WRITECOMBINED 0x10000 /* write-combine the area */ +#define MAP_NONCACHED 0x20000 /* don't cache the memory */ + +#define MS_ASYNC 1 /* sync memory asynchronously */ +#define MS_INVALIDATE 2 /* invalidate the caches */ +#define MS_SYNC 4 /* synchronous memory sync */ + +#endif + +#endif + +/* compatibility flags */ +#define MAP_ANON MAP_ANONYMOUS +#define MAP_FILE 0 + #define MAP_FAILED ((void *) -1) extern void *mmap (void *__addr, size_t __len, int __prot, @@ -19,15 +166,19 @@ extern int munmap (void *__addr, size_t __len) __THROW; extern int mprotect (void *__addr, size_t __len, int __prot) __THROW; extern int msync (void *__addr, size_t __len, int __flags) __THROW; extern void *mremap (void *__addr, size_t __old_len, size_t __new_len, - int __may_move) __THROW; + unsigned long __may_move) __THROW; extern int mincore (void *__start, size_t __len, unsigned char *__vec); -#ifdef __quad_t extern void *mmap64 (void *__addr, size_t __len, int __prot, int __flags, int __fd, off64_t __offset) __THROW; -#endif int mlockall(int flags) __THROW; +int mlock(const void *addr, size_t len) __THROW; +int munlock(const void *addr, size_t len) __THROW; int munlockall(void) __THROW; +int madvise(void *start, size_t length, int advice) __THROW; + +#define _POSIX_MAPPED_FILES + #endif |