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authorWaldemar Brodkorb <wbx@openadk.org>2016-01-25 23:53:18 +0100
committerWaldemar Brodkorb <wbx@openadk.org>2016-01-25 23:53:18 +0100
commitacffbf7d150101fe96c4fa1256fa73371049d4ff (patch)
tree363daf8140003ee127489fd08bf95afa5423ab93 /libc/sysdeps/linux/hppa/bits/mman.h
parentcc22effd6d4b8ecb3a5a5d50cb29ac77d38f74bb (diff)
hppa: unbreak toolchain building
At least allow to build a toolchain for hppa. Sync some headers with glibc.
Diffstat (limited to 'libc/sysdeps/linux/hppa/bits/mman.h')
-rw-r--r--libc/sysdeps/linux/hppa/bits/mman.h122
1 files changed, 72 insertions, 50 deletions
diff --git a/libc/sysdeps/linux/hppa/bits/mman.h b/libc/sysdeps/linux/hppa/bits/mman.h
index ca2787f7d..cbde4b8d4 100644
--- a/libc/sysdeps/linux/hppa/bits/mman.h
+++ b/libc/sysdeps/linux/hppa/bits/mman.h
@@ -1,5 +1,5 @@
/* Definitions for POSIX memory map interface. Linux/HPPA version.
- Copyright (C) 1997, 1998, 2000, 2003 Free Software Foundation, Inc.
+ Copyright (C) 1997-2015 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
@@ -13,19 +13,19 @@
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, see
+ License along with the GNU C Library. If not, see
<http://www.gnu.org/licenses/>. */
#ifndef _SYS_MMAN_H
# error "Never use <bits/mman.h> directly; include <sys/mman.h> instead."
#endif
-/* these are basically taken from the kernel definitions */
+/* These are taken from the kernel definitions. */
-#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 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 PROT_GROWSDOWN 0x01000000 /* Extend change to start of
growsdown vma (mprotect only). */
#define PROT_GROWSUP 0x02000000 /* Extend change to start of
@@ -33,61 +33,83 @@
#define MAP_SHARED 0x01 /* Share changes */
#define MAP_PRIVATE 0x02 /* Changes are private */
-#define MAP_TYPE 0x03 /* Mask for type of mapping */
+#ifdef __USE_MISC
+# define MAP_TYPE 0x03 /* Mask for type of mapping */
+#endif
+
+/* Other flags. */
#define MAP_FIXED 0x04 /* Interpret addr exactly */
-#define MAP_ANONYMOUS 0x10 /* don't use a file */
+#ifdef __USE_MISC
+# define MAP_FILE 0x0
+# define MAP_ANONYMOUS 0x10 /* Don't use a file */
+# define MAP_ANON MAP_ANONYMOUS
+# define MAP_VARIABLE 0
+/* When MAP_HUGETLB is set bits [26:31] encode the log2 of the huge page size. */
+# define MAP_HUGE_SHIFT 26
+# define MAP_HUGE_MASK 0x3f
+#endif
+
+/* These are Linux-specific. */
+#ifdef __USE_MISC
+# 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 MAP_POPULATE 0x10000 /* Populate (prefault) pagetables */
+# define MAP_NONBLOCK 0x20000 /* Do not block on IO */
+#endif
-#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 MAP_POPULATE 0x10000 /* populate (prefault) pagetables */
-#define MAP_NONBLOCK 0x20000 /* do not block on IO */
-#define MAP_UNINITIALIZED 0x4000000 /* For anonymous mmap, memory could
- be uninitialized. */
+/* Flags to "msync" */
+#define MS_SYNC 1 /* Synchronous memory sync */
+#define MS_ASYNC 2 /* Sync memory asynchronously */
+#define MS_INVALIDATE 4 /* Invalidate the caches */
-#define MS_SYNC 1 /* synchronous memory sync */
-#define MS_ASYNC 2 /* sync memory asynchronously */
-#define MS_INVALIDATE 4 /* invalidate the caches */
+/* Flags to "mlockall" */
+#define MCL_CURRENT 1 /* Lock all current mappings */
+#define MCL_FUTURE 2 /* Lock all future mappings */
-#define MCL_CURRENT 1 /* lock all current mappings */
-#define MCL_FUTURE 2 /* lock all future mappings */
+/* Flags for `mremap'. */
+#ifdef __USE_GNU
+# define MREMAP_MAYMOVE 1
+# define MREMAP_FIXED 2
+#endif
-/* Advice to "madvise" */
-#ifdef __USE_BSD
-# 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 /* dont need these pages */
-# define MADV_SPACEAVAIL 5 /* insure that resources are reserved */
+/* 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 /* Dont need these pages */
+# define MADV_SPACEAVAIL 5 /* Insure that resources are reserved */
# define MADV_VPS_PURGE 6 /* Purge pages from VM page cache */
# define MADV_VPS_INHERIT 7 /* Inherit parents page size */
# 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. */
+# define MADV_MERGEABLE 65 /* KSM may merge identical pages */
+# define MADV_UNMERGEABLE 66 /* KSM may not merge identical pages */
#endif
/* The range 12-64 is reserved for page size specification. */
-#define MADV_4K_PAGES 12 /* Use 4K pages */
-#define MADV_16K_PAGES 14 /* Use 16K pages */
-#define MADV_64K_PAGES 16 /* Use 64K pages */
-#define MADV_256K_PAGES 18 /* Use 256K pages */
-#define MADV_1M_PAGES 20 /* Use 1 Megabyte pages */
-#define MADV_4M_PAGES 22 /* Use 4 Megabyte pages */
-#define MADV_16M_PAGES 24 /* Use 16 Megabyte pages */
-#define MADV_64M_PAGES 26 /* Use 64 Megabyte pages */
-
-/* compatibility flags */
-#define MAP_ANON MAP_ANONYMOUS
-#define MAP_FILE 0
-#define MAP_VARIABLE 0
-
-/* Flags for `mremap'. */
-#ifdef __USE_GNU
-# define MREMAP_MAYMOVE 1
-# define MREMAP_FIXED 2
+/* These are Linux-specific. */
+#ifdef __USE_MISC
+# define MADV_4K_PAGES 12 /* Use 4K pages. */
+# define MADV_16K_PAGES 14 /* Use 16K pages. */
+# define MADV_64K_PAGES 16 /* Use 64K pages. */
+# define MADV_256K_PAGES 18 /* Use 256K pages. */
+# define MADV_1M_PAGES 20 /* Use 1 Megabyte pages. */
+# define MADV_4M_PAGES 22 /* Use 4 Megabyte pages. */
+# define MADV_16M_PAGES 24 /* Use 16 Megabyte pages. */
+# define MADV_64M_PAGES 26 /* Use 64 Megabyte pages. */
#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