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authorWaldemar Brodkorb <wbx@openadk.org>2015-10-08 20:28:39 +0200
committerWaldemar Brodkorb <wbx@uclibc-ng.org>2015-10-09 05:34:32 +0200
commit4d8e5484afb4978f672a8568ddd12e628fb02724 (patch)
tree58be2b52d5afb90974cee8303c6966fb0298f7a0 /libc/sysdeps/linux/or1k/bits
parente78a0f58f23347c822c182d1c01f6eb9b9866d60 (diff)
add new architecture support for or1k
Information about Openrisc: http://opencores.org/or1k/Main_Page Integrated from: https://github.com/openrisc/uClibc-or1k
Diffstat (limited to 'libc/sysdeps/linux/or1k/bits')
-rw-r--r--libc/sysdeps/linux/or1k/bits/endian.h25
-rw-r--r--libc/sysdeps/linux/or1k/bits/fcntl.h236
-rw-r--r--libc/sysdeps/linux/or1k/bits/kernel_stat.h59
-rw-r--r--libc/sysdeps/linux/or1k/bits/kernel_types.h1
-rw-r--r--libc/sysdeps/linux/or1k/bits/machine-gmon.h31
-rw-r--r--libc/sysdeps/linux/or1k/bits/setjmp.h32
-rw-r--r--libc/sysdeps/linux/or1k/bits/sigcontextinfo.h24
-rw-r--r--libc/sysdeps/linux/or1k/bits/stackinfo.h28
-rw-r--r--libc/sysdeps/linux/or1k/bits/syscalls.h101
-rw-r--r--libc/sysdeps/linux/or1k/bits/uClibc_arch_features.h44
-rw-r--r--libc/sysdeps/linux/or1k/bits/uClibc_page.h35
-rw-r--r--libc/sysdeps/linux/or1k/bits/wordsize.h19
12 files changed, 635 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/or1k/bits/endian.h b/libc/sysdeps/linux/or1k/bits/endian.h
new file mode 100644
index 000000000..799e27a6b
--- /dev/null
+++ b/libc/sysdeps/linux/or1k/bits/endian.h
@@ -0,0 +1,25 @@
+/* Copyright (C) 1997, 1998 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. */
+
+/* or1k can be little or big endian. Hopefully gcc will know... */
+
+#ifndef _ENDIAN_H
+# error "Never use <bits/endian.h> directly; include <endian.h> instead."
+#endif
+
+#define __BYTE_ORDER __BIG_ENDIAN
diff --git a/libc/sysdeps/linux/or1k/bits/fcntl.h b/libc/sysdeps/linux/or1k/bits/fcntl.h
new file mode 100644
index 000000000..b0813001b
--- /dev/null
+++ b/libc/sysdeps/linux/or1k/bits/fcntl.h
@@ -0,0 +1,236 @@
+/* O_*, F_*, FD_* bit values for Linux.
+ Copyright (C) 1995-1998, 2000 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 _FCNTL_H
+# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead."
+#endif
+
+
+#include <sys/types.h>
+#ifdef __USE_GNU
+# include <bits/uio.h>
+#endif
+
+/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
+ located on an ext2 file system */
+#define O_ACCMODE 0003
+#define O_RDONLY 00
+#define O_WRONLY 01
+#define O_RDWR 02
+#define O_CREAT 0100 /* not fcntl */
+#define O_EXCL 0200 /* not fcntl */
+#define O_NOCTTY 0400 /* not fcntl */
+#define O_TRUNC 01000 /* not fcntl */
+#define O_APPEND 02000
+#define O_NONBLOCK 04000
+#define O_NDELAY O_NONBLOCK
+#define O_SYNC 010000
+#define O_FSYNC O_SYNC
+#define O_ASYNC 020000
+
+#ifdef __USE_GNU
+# define O_DIRECT 040000 /* Direct disk access. */
+# define O_DIRECTORY 0200000 /* Must be a directory. */
+# define O_NOFOLLOW 0400000 /* Do not follow links. */
+# define O_NOATIME 01000000 /* Do not set atime. */
+# define O_CLOEXEC 02000000 /* Set close_on_exec. */
+#endif
+
+#ifdef __USE_LARGEFILE64
+# define O_LARGEFILE 0100000
+#endif
+
+/* For now Linux has synchronisity options for data and read operations.
+ We define the symbols here but let them do the same as O_SYNC since
+ this is a superset. */
+#if defined __USE_POSIX199309 || defined __USE_UNIX98
+# define O_DSYNC O_SYNC /* Synchronize data. */
+# define O_RSYNC O_SYNC /* Synchronize read operations. */
+#endif
+
+/* Values for the second argument to `fcntl'. */
+#define F_DUPFD 0 /* Duplicate file descriptor. */
+#define F_GETFD 1 /* Get file descriptor flags. */
+#define F_SETFD 2 /* Set file descriptor flags. */
+#define F_GETFL 3 /* Get file status flags. */
+#define F_SETFL 4 /* Set file status flags. */
+
+#ifndef __USE_FILE_OFFSET64
+# define F_GETLK 5 /* Get record locking info. */
+# define F_SETLK 6 /* Set record locking info (non-blocking). */
+# define F_SETLKW 7 /* Set record locking info (blocking). */
+#else
+# define F_GETLK F_GETLK64 /* Get record locking info. */
+# define F_SETLK F_SETLK64 /* Set record locking info (non-blocking).*/
+# define F_SETLKW F_SETLKW64 /* Set record locking info (blocking). */
+#endif
+
+#define F_GETLK64 12 /* Get record locking info. */
+#define F_SETLK64 13 /* Set record locking info (non-blocking). */
+#define F_SETLKW64 14 /* Set record locking info (blocking). */
+
+#if defined __USE_BSD || defined __USE_XOPEN2K
+# define F_SETOWN 8 /* Get owner of socket (receiver of SIGIO). */
+# define F_GETOWN 9 /* Set owner of socket (receiver of SIGIO). */
+#endif
+
+#ifdef __USE_GNU
+# define F_SETSIG 10 /* Set number of signal to be sent. */
+# define F_GETSIG 11 /* Get number of signal to be sent. */
+#endif
+
+#ifdef __USE_GNU
+# define F_SETLEASE 1024 /* Set a lease. */
+# define F_GETLEASE 1025 /* Enquire what lease is active. */
+# define F_NOTIFY 1026 /* Request notfications on a directory. */
+#endif
+
+/* For F_[GET|SET]FL. */
+#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
+
+/* For posix fcntl() and `l_type' field of a `struct flock' for lockf(). */
+#define F_RDLCK 0 /* Read lock. */
+#define F_WRLCK 1 /* Write lock. */
+#define F_UNLCK 2 /* Remove lock. */
+
+/* for old implementation of bsd flock () */
+#define F_EXLCK 4 /* or 3 */
+#define F_SHLCK 8 /* or 4 */
+
+#ifdef __USE_BSD
+/* Operations for bsd flock(), also used by the kernel implementation */
+# define LOCK_SH 1 /* shared lock */
+# define LOCK_EX 2 /* exclusive lock */
+# define LOCK_NB 4 /* or'd with one of the above to prevent
+ blocking */
+# define LOCK_UN 8 /* remove lock */
+#endif
+
+#ifdef __USE_GNU
+# define LOCK_MAND 32 /* This is a mandatory flock: */
+# define LOCK_READ 64 /* ... which allows concurrent read operations. */
+# define LOCK_WRITE 128 /* ... which allows concurrent write operations. */
+# define LOCK_RW 192 /* ... Which allows concurrent read & write operations. */
+#endif
+
+#ifdef __USE_GNU
+/* Types of directory notifications that may be requested with F_NOTIFY. */
+# define DN_ACCESS 0x00000001 /* File accessed. */
+# define DN_MODIFY 0x00000002 /* File modified. */
+# define DN_CREATE 0x00000004 /* File created. */
+# define DN_DELETE 0x00000008 /* File removed. */
+# define DN_RENAME 0x00000010 /* File renamed. */
+# define DN_ATTRIB 0x00000020 /* File changed attibutes. */
+# define DN_MULTISHOT 0x80000000 /* Don't remove notifier. */
+#endif
+
+struct flock
+ {
+ short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */
+ short int l_whence; /* Where `l_start' is relative to (like `lseek'). */
+#ifndef __USE_FILE_OFFSET64
+ __off_t l_start; /* Offset where the lock begins. */
+ __off_t l_len; /* Size of the locked area; zero means until EOF. */
+#else
+ __off64_t l_start; /* Offset where the lock begins. */
+ __off64_t l_len; /* Size of the locked area; zero means until EOF. */
+#endif
+ __pid_t l_pid; /* Process holding the lock. */
+ };
+
+#ifdef __USE_LARGEFILE64
+struct flock64
+ {
+ short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */
+ short int l_whence; /* Where `l_start' is relative to (like `lseek'). */
+ __off64_t l_start; /* Offset where the lock begins. */
+ __off64_t l_len; /* Size of the locked area; zero means until EOF. */
+ __pid_t l_pid; /* Process holding the lock. */
+ };
+#endif
+
+/* Define some more compatibility macros to be backward compatible with
+ BSD systems which did not managed to hide these kernel macros. */
+#ifdef __USE_BSD
+# define FAPPEND O_APPEND
+# define FFSYNC O_FSYNC
+# define FASYNC O_ASYNC
+# define FNONBLOCK O_NONBLOCK
+# define FNDELAY O_NDELAY
+#endif /* Use BSD. */
+
+/* Advise to `posix_fadvise'. */
+#ifdef __USE_XOPEN2K
+# define POSIX_FADV_NORMAL 0 /* No further special treatment. */
+# define POSIX_FADV_RANDOM 1 /* Expect random page references. */
+# define POSIX_FADV_SEQUENTIAL 2 /* Expect sequential page references. */
+# define POSIX_FADV_WILLNEED 3 /* Will need these pages. */
+# define POSIX_FADV_DONTNEED 4 /* Don't need these pages. */
+# define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */
+#endif
+
+#if defined __USE_GNU && defined __UCLIBC_LINUX_SPECIFIC__
+/* Flags for SYNC_FILE_RANGE. */
+# define SYNC_FILE_RANGE_WAIT_BEFORE 1 /* Wait upon writeout of all pages
+ in the range before performing the
+ write. */
+# define SYNC_FILE_RANGE_WRITE 2 /* Initiate writeout of all those
+ dirty pages in the range which are
+ not presently under writeback. */
+# define SYNC_FILE_RANGE_WAIT_AFTER 4 /* Wait upon writeout of all pages in
+ the range after performing the
+ write. */
+
+/* Flags for SPLICE and VMSPLICE. */
+# define SPLICE_F_MOVE 1 /* Move pages instead of copying. */
+# define SPLICE_F_NONBLOCK 2 /* Don't block on the pipe splicing
+ (but we may still block on the fd
+ we splice from/to). */
+# define SPLICE_F_MORE 4 /* Expect more data. */
+# define SPLICE_F_GIFT 8 /* Pages passed in are a gift. */
+#endif
+
+__BEGIN_DECLS
+
+#if defined __USE_GNU && defined __UCLIBC_LINUX_SPECIFIC__
+
+/* Provide kernel hint to read ahead. */
+extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
+ __THROW;
+
+
+/* Selective file content synch'ing. */
+extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
+ unsigned int __flags);
+
+/* Splice address range into a pipe. */
+extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
+ size_t __count, unsigned int __flags);
+
+/* Splice two files together. */
+extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
+ __off64_t *__offout, size_t __len,
+ unsigned int __flags);
+
+/* In-kernel implementation of tee for pipe buffers. */
+extern ssize_t tee (int __fdin, int __fdout, size_t __len,
+ unsigned int __flags);
+
+#endif
+__END_DECLS
diff --git a/libc/sysdeps/linux/or1k/bits/kernel_stat.h b/libc/sysdeps/linux/or1k/bits/kernel_stat.h
new file mode 100644
index 000000000..9c8abf658
--- /dev/null
+++ b/libc/sysdeps/linux/or1k/bits/kernel_stat.h
@@ -0,0 +1,59 @@
+/* taken from linux/include/asm-or1k/stat.h */
+
+#ifndef _BITS_STAT_STRUCT_H
+#define _BITS_STAT_STRUCT_H
+
+#ifndef _LIBC
+#error bits/kernel_stat.h is for internal uClibc use only!
+#endif
+
+struct kernel_stat {
+ unsigned long st_dev; /* Device. */
+ unsigned long st_ino; /* File serial number. */
+ unsigned int st_mode; /* File mode. */
+ unsigned int st_nlink; /* Link count. */
+ unsigned int st_uid; /* User ID of the file's owner. */
+ unsigned int st_gid; /* Group ID of the file's group. */
+ unsigned long st_rdev; /* Device number, if device. */
+ unsigned long __pad1;
+ long st_size; /* Size of file, in bytes. */
+ int st_blksize; /* Optimal block size for I/O. */
+ int __pad2;
+ long st_blocks; /* Number 512-byte blocks allocated. */
+ struct timespec st_atim;
+ struct timespec st_mtim;
+ struct timespec st_ctim;
+ /*
+ unsigned long st_atime;
+ unsigned long __unused1;
+ unsigned long st_mtime;
+ unsigned long __unused2;
+ unsigned long st_ctime;
+ unsigned long __unused3;
+ */
+ unsigned int __unused4;
+ unsigned int __unused5;
+};
+
+/* This matches struct stat64 in glibc2.1.
+ */
+struct kernel_stat64 {
+ unsigned long long st_dev; /* Device. */
+ unsigned long long st_ino; /* File serial number. */
+ unsigned int st_mode; /* File mode. */
+ unsigned int st_nlink; /* Link count. */
+ unsigned int st_uid; /* User ID of the file's owner. */
+ unsigned int st_gid; /* Group ID of the file's group. */
+ unsigned long long st_rdev; /* Device number, if device. */
+ unsigned long long __pad1;
+ long long st_size; /* Size of file, in bytes. */
+ int st_blksize; /* Optimal block size for I/O. */
+ int __pad2;
+ long long st_blocks; /* Number 512-byte blocks allocated. */
+ struct timespec st_atim;
+ struct timespec st_mtim;
+ struct timespec st_ctim;
+ unsigned int __unused4;
+ unsigned int __unused5;
+};
+#endif
diff --git a/libc/sysdeps/linux/or1k/bits/kernel_types.h b/libc/sysdeps/linux/or1k/bits/kernel_types.h
new file mode 100644
index 000000000..4c5fe3ea6
--- /dev/null
+++ b/libc/sysdeps/linux/or1k/bits/kernel_types.h
@@ -0,0 +1 @@
+#include <asm/posix_types.h>
diff --git a/libc/sysdeps/linux/or1k/bits/machine-gmon.h b/libc/sysdeps/linux/or1k/bits/machine-gmon.h
new file mode 100644
index 000000000..15a1773d6
--- /dev/null
+++ b/libc/sysdeps/linux/or1k/bits/machine-gmon.h
@@ -0,0 +1,31 @@
+/* or1k-specific implementation of profiling support.
+ Copyright (C) 1997 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. */
+
+/* We need a special version of the `mcount' function because it has
+ to preserve more registers than your usual function. */
+
+void __mcount_internal (unsigned long frompc, unsigned long selfpc);
+
+#define _MCOUNT_DECL(frompc, selfpc) \
+void __mcount_internal (unsigned long frompc, unsigned long selfpc)
+
+
+/* Define MCOUNT as empty since we have the implementation in another
+ file. */
+#define MCOUNT
diff --git a/libc/sysdeps/linux/or1k/bits/setjmp.h b/libc/sysdeps/linux/or1k/bits/setjmp.h
new file mode 100644
index 000000000..ad93b1991
--- /dev/null
+++ b/libc/sysdeps/linux/or1k/bits/setjmp.h
@@ -0,0 +1,32 @@
+/* Copyright (C) 1997, 1998, 2000 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. */
+
+/* Define the machine-dependent type `jmp_buf'. or1k version. */
+
+#ifndef _BITS_SETJMP_H
+#define _BITS_SETJMP_H 1
+
+#ifndef _SETJMP_H
+# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead."
+#endif
+
+#ifndef _ASM
+typedef long int __jmp_buf[32];
+#endif
+
+#endif
diff --git a/libc/sysdeps/linux/or1k/bits/sigcontextinfo.h b/libc/sysdeps/linux/or1k/bits/sigcontextinfo.h
new file mode 100644
index 000000000..369738a99
--- /dev/null
+++ b/libc/sysdeps/linux/or1k/bits/sigcontextinfo.h
@@ -0,0 +1,24 @@
+/* Copyright (C) 1998, 1999, 2001 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. */
+
+#include <signal.h>
+
+#define SIGCONTEXT struct sigcontext *
+#define SIGCONTEXT_EXTRA_ARGS
+#define CALL_SIGHANDLER(handler, signo, ctx) \
+ (handler)((signo), SIGCONTEXT_EXTRA_ARGS (ctx))
diff --git a/libc/sysdeps/linux/or1k/bits/stackinfo.h b/libc/sysdeps/linux/or1k/bits/stackinfo.h
new file mode 100644
index 000000000..12d46a026
--- /dev/null
+++ b/libc/sysdeps/linux/or1k/bits/stackinfo.h
@@ -0,0 +1,28 @@
+/* Copyright (C) 1999 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. */
+
+/* This file contains a bit of information about the stack allocation
+ of the processor. */
+
+#ifndef _STACKINFO_H
+#define _STACKINFO_H 1
+
+/* On or1k the stack grows down. */
+#define _STACK_GROWS_DOWN 1
+
+#endif /* stackinfo.h */
diff --git a/libc/sysdeps/linux/or1k/bits/syscalls.h b/libc/sysdeps/linux/or1k/bits/syscalls.h
new file mode 100644
index 000000000..6a08d3cd1
--- /dev/null
+++ b/libc/sysdeps/linux/or1k/bits/syscalls.h
@@ -0,0 +1,101 @@
+/*
+ * Based on arm/bits/syscalls.h
+ */
+
+#ifndef _BITS_SYSCALLS_H
+#define _BITS_SYSCALLS_H
+#ifndef _SYSCALL_H
+# error "Never use <bits/syscalls.h> directly; include <sys/syscall.h> instead."
+#endif
+
+/*
+ Some of the sneaky macros in the code were taken from
+ glibc-2.3.2/sysdeps/unix/sysv/linux/arm/sysdep.h
+*/
+
+#ifdef __ASSEMBLER__
+
+/* TODO: recheck this */
+
+/* Call a given syscall, with arguments loaded. Unlike the DO_CALL
+ macro in glibc, this macro does not load syscall arguments. */
+#undef DO_CALL
+#define DO_CALL(syscall_name) \
+ l.lwz r11, =SYS_ify (syscall_name); \
+ l.sys 1 \
+ l.nop
+
+#else
+
+#include <errno.h>
+
+#define INTERNAL_SYSCALL_NCS(name, err, nr, args...) \
+ ({ unsigned long __sys_result; \
+ { \
+ register long __sc_ret __asm__ ("r11") = name; \
+ LOAD_ARGS_##nr (args) \
+ __asm__ __volatile__ ("l.sys 1" \
+ : "=r" (__sc_ret) ASM_ARGS_OUT_##nr \
+ : "0" (__sc_ret) ASM_ARGS_IN_##nr \
+ : ASM_CLOBBERS_##nr \
+ "r12", "r13", "r15", "r17", "r19", \
+ "r21", "r23", "r25", "r27", "r29", \
+ "r31"); \
+ __asm__ __volatile__ ("l.nop"); \
+ __sys_result = __sc_ret; \
+ } \
+ (long) __sys_result; })
+
+/* : "0", "1", "2", "3", "4", "5", "6", \ */
+/* : ASM_CLOBBERS_##nr, \ */
+
+#define LOAD_ARGS_0()
+
+#define ASM_ARGS_OUT_0
+#define ASM_ARGS_IN_0
+#define ASM_CLOBBERS_0 "r3", ASM_CLOBBERS_1
+
+#define LOAD_ARGS_1(a) \
+ LOAD_ARGS_0 () \
+ register long __a __asm__ ("r3") = (long)(a);
+#define ASM_ARGS_OUT_1 ASM_ARGS_OUT_0, "=r" (__a)
+#define ASM_ARGS_IN_1 ASM_ARGS_IN_0, "1" (__a)
+#define ASM_CLOBBERS_1 "r4", ASM_CLOBBERS_2
+
+#define LOAD_ARGS_2(a, b) \
+ LOAD_ARGS_1 (a) \
+ register long __b __asm__ ("r4") = (long)(b);
+#define ASM_ARGS_OUT_2 ASM_ARGS_OUT_1, "=r" (__b)
+#define ASM_ARGS_IN_2 ASM_ARGS_IN_1, "2" (__b)
+#define ASM_CLOBBERS_2 "r5", ASM_CLOBBERS_3
+
+#define LOAD_ARGS_3(a, b, c) \
+ LOAD_ARGS_2 (a, b) \
+ register long __c __asm__ ("r5") = (long)(c);
+#define ASM_ARGS_OUT_3 ASM_ARGS_OUT_2, "=r" (__c)
+#define ASM_ARGS_IN_3 ASM_ARGS_IN_2, "3" (__c)
+#define ASM_CLOBBERS_3 "r6", ASM_CLOBBERS_4
+
+#define LOAD_ARGS_4(a, b, c, d) \
+ LOAD_ARGS_3 (a, b, c) \
+ register long __d __asm__ ("r6") = (long)(d);
+#define ASM_ARGS_OUT_4 ASM_ARGS_OUT_3, "=r" (__d)
+#define ASM_ARGS_IN_4 ASM_ARGS_IN_3, "4" (__d)
+#define ASM_CLOBBERS_4 "r7", ASM_CLOBBERS_5
+
+#define LOAD_ARGS_5(a, b, c, d, e) \
+ LOAD_ARGS_4 (a, b, c, d) \
+ register long __e __asm__ ("r7") = (long)(e);
+#define ASM_ARGS_OUT_5 ASM_ARGS_OUT_4, "=r" (__e)
+#define ASM_ARGS_IN_5 ASM_ARGS_IN_4, "5" (__e)
+#define ASM_CLOBBERS_5 "r8", ASM_CLOBBERS_6
+
+#define LOAD_ARGS_6(a, b, c, d, e, f) \
+ LOAD_ARGS_5 (a, b, c, d, e) \
+ register long __f __asm__ ("r8") = (long)(f);
+#define ASM_ARGS_OUT_6 ASM_ARGS_OUT_5, "=r" (__f)
+#define ASM_ARGS_IN_6 ASM_ARGS_IN_5, "6" (__f)
+#define ASM_CLOBBERS_6
+
+#endif /* __ASSEMBLER__ */
+#endif /* _BITS_SYSCALLS_H */
diff --git a/libc/sysdeps/linux/or1k/bits/uClibc_arch_features.h b/libc/sysdeps/linux/or1k/bits/uClibc_arch_features.h
new file mode 100644
index 000000000..30ae44364
--- /dev/null
+++ b/libc/sysdeps/linux/or1k/bits/uClibc_arch_features.h
@@ -0,0 +1,44 @@
+/*
+ * Track misc arch-specific features that aren't config options
+ */
+
+#ifndef _BITS_UCLIBC_ARCH_FEATURES_H
+#define _BITS_UCLIBC_ARCH_FEATURES_H
+
+#undef _ERRNO_H
+#undef EDEADLOCK /*Use Linux*/
+
+/* instruction used when calling abort() to kill yourself */
+#define __UCLIBC_ABORT_INSTRUCTION__ ".long 0xbfffffff"
+
+/* can your target use syscall6() for mmap ? */
+#define __UCLIBC_MMAP_HAS_6_ARGS__
+
+/* does your target use syscall4() for truncate64 ? (32bit arches only) */
+#undef __UCLIBC_TRUNCATE64_HAS_4_ARGS__
+
+/* does your target have a broken create_module() ? */
+#undef __UCLIBC_BROKEN_CREATE_MODULE__
+
+/* does your target have to worry about older [gs]etrlimit() ? */
+#undef __UCLIBC_HANDLE_OLDER_RLIMIT__
+
+/* does your target have an asm .set ? */
+#define __UCLIBC_HAVE_ASM_SET_DIRECTIVE__
+
+/* define if target doesn't like .global */
+#undef __UCLIBC_ASM_GLOBAL_DIRECTIVE__
+
+/* define if target supports .weak */
+#define __UCLIBC_HAVE_ASM_WEAK_DIRECTIVE__
+
+/* define if target supports .weakext */
+#undef __UCLIBC_HAVE_ASM_WEAKEXT_DIRECTIVE__
+
+/* needed probably only for ppc64 */
+#undef __UCLIBC_HAVE_ASM_GLOBAL_DOT_NAME__
+
+/* define if target supports IEEE signed zero floats */
+#define __UCLIBC_HAVE_SIGNED_ZERO__
+
+#endif /* _BITS_UCLIBC_ARCH_FEATURES_H */
diff --git a/libc/sysdeps/linux/or1k/bits/uClibc_page.h b/libc/sysdeps/linux/or1k/bits/uClibc_page.h
new file mode 100644
index 000000000..80c3bd9a1
--- /dev/null
+++ b/libc/sysdeps/linux/or1k/bits/uClibc_page.h
@@ -0,0 +1,35 @@
+/* Copyright (C) 2004 Erik Andersen
+ *
+ * This 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.
+ */
+
+/* Supply an architecture specific value for PAGE_SIZE and friends. */
+
+#ifndef _UCLIBC_PAGE_H
+#define _UCLIBC_PAGE_H
+
+/* PAGE_SHIFT determines the page size -- in this case 4096 */
+#define PAGE_SHIFT 13
+#define PAGE_SIZE (1UL << PAGE_SHIFT)
+#define PAGE_MASK (~(PAGE_SIZE-1))
+
+/* Some architectures always use 12 as page shift for mmap2() eventhough the
+ * real PAGE_SHIFT != 12. Other architectures use the same value as
+ * PAGE_SHIFT...
+ */
+#define MMAP2_PAGE_SHIFT PAGE_SHIFT
+
+#endif /* _UCLIBC_PAGE_H */
diff --git a/libc/sysdeps/linux/or1k/bits/wordsize.h b/libc/sysdeps/linux/or1k/bits/wordsize.h
new file mode 100644
index 000000000..ba643b60a
--- /dev/null
+++ b/libc/sysdeps/linux/or1k/bits/wordsize.h
@@ -0,0 +1,19 @@
+/* Copyright (C) 1999 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. */
+
+#define __WORDSIZE 32