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authorWaldemar Brodkorb <wbx@uclibc-ng.org>2018-02-04 15:34:18 +0000
committerWaldemar Brodkorb <wbx@uclibc-ng.org>2018-03-12 20:11:14 +0100
commit490e84f5e146485a26dea2f41279a4ff13aaca05 (patch)
tree03b9eab7297c5ad571b548b5ed916f17be78bf48 /libc/sysdeps/linux/tile/bits/mman.h
parent6e627523ee4b3fc00c30dcff74c2adf93e2b6840 (diff)
tile: add basic support for tilegx
This adds basic support for tile architecture. Only static binaries, no ld.so or threading support. Tested with qemu-tilegx only.
Diffstat (limited to 'libc/sysdeps/linux/tile/bits/mman.h')
-rw-r--r--libc/sysdeps/linux/tile/bits/mman.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/tile/bits/mman.h b/libc/sysdeps/linux/tile/bits/mman.h
new file mode 100644
index 000000000..9fe3b9849
--- /dev/null
+++ b/libc/sysdeps/linux/tile/bits/mman.h
@@ -0,0 +1,38 @@
+/* Copyright (C) 2011-2018 Free Software Foundation, Inc.
+
+ 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, see
+ <http://www.gnu.org/licenses/>. */
+
+#ifndef _SYS_MMAN_H
+# error "Never use <bits/mman.h> directly; include <sys/mman.h> instead."
+#endif
+
+/* The following definitions basically come from the kernel headers.
+ But the kernel header is not namespace clean. */
+
+#ifdef __USE_MISC
+/* These are Linux-specific. */
+# define MAP_NONBLOCK 0x00080 /* Do not block on IO. */
+# define MAP_GROWSDOWN 0x00100 /* Stack-like segment. */
+# define MAP_STACK MAP_GROWSDOWN /* Provide convenience alias. */
+# define MAP_LOCKED 0x00200 /* Lock the mapping. */
+# define MAP_NORESERVE 0x00400 /* Don't check for reservations. */
+# define MAP_DENYWRITE 0x00800 /* ETXTBSY */
+# define MAP_EXECUTABLE 0x01000 /* Mark it as an executable. */
+# define MAP_POPULATE 0x00040 /* Populate (prefault) pagetables. */
+# define MAP_HUGETLB 0x04000 /* Create huge page mapping. */
+#endif
+
+/* Include generic Linux declarations. */
+#include <bits/mman-linux.h>