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authorJoseph Myers <joseph@codesourcery.com>2012-07-01 13:08:59 +0000
committerJoseph Myers <joseph@codesourcery.com>2012-07-01 13:08:59 +0000
commite84eabb3871c9b39e59323bf3f6b98c2ca9d1cd0 (patch)
treedff3f1b79454b518d15a7b9bbedeb57ff156bbe8 /ports/sysdeps/unix/sysv/linux/ia64/sys/io.h
parent75f0d3040a2c2de8842bfa7a09e11da1a73e17d0 (diff)
parente64ac02c24b43659048622714afdc92fedf561fa (diff)
Merge glibc-ports into ports/ directory.glibc-2.16-ports-merge
Diffstat (limited to 'ports/sysdeps/unix/sysv/linux/ia64/sys/io.h')
-rw-r--r--ports/sysdeps/unix/sysv/linux/ia64/sys/io.h67
1 files changed, 67 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/sysv/linux/ia64/sys/io.h b/ports/sysdeps/unix/sysv/linux/ia64/sys/io.h
new file mode 100644
index 0000000000..d29e7e95c2
--- /dev/null
+++ b/ports/sysdeps/unix/sysv/linux/ia64/sys/io.h
@@ -0,0 +1,67 @@
+/* Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
+
+ 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_IO_H
+#define _SYS_IO_H 1
+
+#include <features.h>
+
+__BEGIN_DECLS
+
+/* If TURN_ON is TRUE, request for permission to do direct i/o on the
+ port numbers in the range [FROM,FROM+NUM-1]. Otherwise, turn I/O
+ permission off for that range. This call requires root privileges.
+
+ Portability note: not all Linux platforms support this call. Most
+ platforms based on the PC I/O architecture probably will, however.
+ E.g., Linux/Alpha for Alpha PCs supports this. */
+extern int ioperm (unsigned long int __from, unsigned long int __num,
+ int __turn_on);
+
+/* Set the I/O privilege level to LEVEL. If LEVEL>3, permission to
+ access any I/O port is granted. This call requires root
+ privileges. */
+extern int iopl (int __level);
+
+extern unsigned int _inb (unsigned long int __port);
+extern unsigned int _inb (unsigned long int __port);
+extern unsigned int _inw (unsigned long int __port);
+extern unsigned int _inl (unsigned long int __port);
+extern void _outb (unsigned char __val, unsigned long int __port);
+extern void _outw (unsigned short __val, unsigned long int __port);
+extern void _outl (unsigned int __val, unsigned long int __port);
+
+#define inb _inb
+#define inw _inw
+#define inl _inl
+#define outb _outb
+#define outw _outw
+#define outl _outl
+
+/* Access PCI space protected from machine checks. */
+extern int pciconfig_read (unsigned long int __bus, unsigned long int __dfn,
+ unsigned long int __off, unsigned long int __len,
+ unsigned char *__buf);
+
+extern int pciconfig_write (unsigned long int __bus, unsigned long int __dfn,
+ unsigned long int __off, unsigned long int __len,
+ unsigned char *__buf);
+
+__END_DECLS
+
+#endif /* _SYS_IO_H */