diff options
Diffstat (limited to 'libc/sysdeps/linux/i960')
| -rw-r--r-- | libc/sysdeps/linux/i960/AUTHORS | 4 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i960/Makefile | 55 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i960/README | 71 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i960/bits/endian.h | 15 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i960/bits/fcntl.h | 234 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i960/bits/setjmp.h | 38 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i960/bits/syscalls.h | 15 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i960/bits/uClibc_arch_features.h | 42 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i960/bits/wordsize.h | 18 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i960/clone.S | 61 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i960/crt0.S | 57 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i960/mmap.S | 51 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i960/setjmp.S | 126 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i960/specs.uclinux.gcc-2.95.i960-intel-coff | 64 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i960/sys/procfs.h | 125 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i960/sys/ucontext.h | 75 | ||||
| -rw-r--r-- | libc/sysdeps/linux/i960/vfork.S | 34 |
17 files changed, 0 insertions, 1085 deletions
diff --git a/libc/sysdeps/linux/i960/AUTHORS b/libc/sysdeps/linux/i960/AUTHORS deleted file mode 100644 index 0d6554927..000000000 --- a/libc/sysdeps/linux/i960/AUTHORS +++ /dev/null @@ -1,4 +0,0 @@ -The initial support (inspired by what was done in an old i960 port of uC-libc): - -Martin Proulx <mproulx at okiok.com> -http://www.okiok.com diff --git a/libc/sysdeps/linux/i960/Makefile b/libc/sysdeps/linux/i960/Makefile deleted file mode 100644 index d6ae358eb..000000000 --- a/libc/sysdeps/linux/i960/Makefile +++ /dev/null @@ -1,55 +0,0 @@ -# Makefile for uClibc -# -# Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> -# -# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. - -TOPDIR=../../../../ -include $(TOPDIR)Rules.mak - -#FIXME -- this arch should include its own crti.S and crtn.S -UCLIBC_CTOR_DTOR=n - -CRT_SRC := crt0.S -CRT_OBJ := crt0.o crt1.o -CTOR_TARGETS := $(TOPDIR)lib/crti.o $(TOPDIR)lib/crtn.o - -SSRC := clone.S _mmap.S setjmp.S vfork.S -SOBJ := $(patsubst %.S,%.o, $(SSRC)) - -OBJS := $(SOBJ) - -OBJ_LIST := ../../../obj.sysdeps.$(TARGET_ARCH) - -all: $(OBJ_LIST) $(CTOR_TARGETS) - -$(OBJ_LIST): $(OBJS) $(CRT_OBJ) - $(STRIPTOOL) -x -R .note -R .comment $^ - $(INSTALL) -d $(TOPDIR)lib/ - cp $(CRT_OBJ) $(TOPDIR)lib/ - echo $(patsubst %, sysdeps/linux/$(TARGET_ARCH)/%, $(OBJS)) > $@ - -$(CRT_OBJ): $(CRT_SRC) - $(CC) $(ASFLAGS) -DL_$* $< -c -o $*.o - -$(SOBJ): %.o : %.S - $(CC) $(ASFLAGS) -c $< -o $@ - -ifeq ($(UCLIBC_CTOR_DTOR),y) -$(TOPDIR)lib/crti.o: crti.S - $(INSTALL) -d $(TOPDIR)lib/ - $(CC) $(ASFLAGS) $(SSP_DISABLE_FLAGS) -c $< -o $@ - -$(TOPDIR)lib/crtn.o: crtn.S - $(INSTALL) -d $(TOPDIR)lib/ - $(CC) $(ASFLAGS) $(SSP_DISABLE_FLAGS) -c $< -o $@ -else -$(CTOR_TARGETS): - $(INSTALL) -d $(TOPDIR)lib/ - $(AR) $(ARFLAGS) $@ -endif - -headers: - -clean: - $(RM) *.o *~ core diff --git a/libc/sysdeps/linux/i960/README b/libc/sysdeps/linux/i960/README deleted file mode 100644 index 751673508..000000000 --- a/libc/sysdeps/linux/i960/README +++ /dev/null @@ -1,71 +0,0 @@ -Overview ---------------------------------------------------------------------------- - -This is the README file for the i960 support in uClibc. - -This has been tested with gcc 2.95.3 and i960-intel-coff target. - -There is no support at all to compile with the intel CTOOLS, as this would -have required too many changes to uClibc. So you won't see any support -in the asm files for position independent data or code. - -Quirks needed ---------------------------------------------------------------------------- - -prepended underscore --------------------- - -As the i960 compiler prepends an underscore to symbols, it is critical that -Rules.mak defines SYMBOL_PREFIX as _, such that -D__UCLIBC_UNDERSCORES__ -is added to CFLAGS to make sure that underscores are applied to symbol -names when needed. - - -__va_copy in va-i960.h ----------------------- - -When compiled with gcc-2.95, the __va_copy macro in va-i960.h seems to be broken -and it has to be modified in order for uClibc to compile correctly. - -Change: - -#define __va_copy(dest, src) (dest) = (src) - -To: - -#define __va_copy(dest, src) dest[0] = src[0]; dest[1] = src[1] - - -gcc integration ---------------------------------------------------------------------------- - -I've preferred modifying the specs file so that the i960-intel-coff compiler -directly compiles with uClibc. - -First, compile and install the standard i960-intel-coff compiler, which is meant -to be used with newlib. - -Then, compile uClibc, installing over the newlib include files and libraries. - -Update the specs file with the included specs.uclinux.gcc-2.95.i960-intel-coff - -This specs file always build relocatable objects, which has the disadvantage -of not letting you know if the link is missing any symbols. - -coff2flt ---------------------------------------------------------------------------- - -In order to run the executables under uClinux, fully relocatable binaries -need to be built using coff2flt. - -We have built a working coff2flt that works with the i960 and the current version -of binfmt_flat with uClinux. - -Contact Martin Proulx <mproulx at okiok.com> for further informations. - - - - - -Check: - _mmap.S: besoin??? diff --git a/libc/sysdeps/linux/i960/bits/endian.h b/libc/sysdeps/linux/i960/bits/endian.h deleted file mode 100644 index e2b13161c..000000000 --- a/libc/sysdeps/linux/i960/bits/endian.h +++ /dev/null @@ -1,15 +0,0 @@ -/* This file should define __BYTE_ORDER as appropriate for the machine - in question. See string/endian.h for how to define it. - - If only the stub bits/endian.h applies to a particular configuration, - bytesex.h is generated by running a program on the host machine. - So if cross-compiling to a machine with a different byte order, - the bits/endian.h file for that machine must exist. */ - -#ifndef _ENDIAN_H -# error "Never use <bits/endian.h> directly; include <endian.h> instead." -#endif - -#define __BYTE_ORDER __LITTLE_ENDIAN - - diff --git a/libc/sysdeps/linux/i960/bits/fcntl.h b/libc/sysdeps/linux/i960/bits/fcntl.h deleted file mode 100644 index f6e145d82..000000000 --- a/libc/sysdeps/linux/i960/bits/fcntl.h +++ /dev/null @@ -1,234 +0,0 @@ -/* O_*, F_*, FD_* bit values for Linux. - Copyright (C) 1995, 1996, 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, see - <http://www.gnu.org/licenses/>. */ - -#ifndef _FCNTL_H -# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead." -#endif - - -#include <sys/types.h> - -/* 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. */ -#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 - -#ifdef __USE_LARGEFILE64 -# define O_LARGEFILE 0100000 -#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. */ -# define F_DUPFD_CLOEXEC 1030 /* Duplicate file descriptor with - close-on-exit set on new fd. */ -# define F_SETPIPE_SZ 1031 /* Set pipe page size array. */ -# define F_GETPIPE_SZ 1032 /* Get pipe page size array. */ -#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/i960/bits/setjmp.h b/libc/sysdeps/linux/i960/bits/setjmp.h deleted file mode 100644 index f90e4cec7..000000000 --- a/libc/sysdeps/linux/i960/bits/setjmp.h +++ /dev/null @@ -1,38 +0,0 @@ -/* Define the machine-dependent type `jmp_buf'. i960 version. */ - -#ifndef _BITS_SETJMP_H -#define _BITS_SETJMP_H 1 - -#if !defined _SETJMP_H && !defined _PTHREAD_H -# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead." -#endif - -/* - * assume that every single local and global register - * must be saved. - * - * ___SAVEREGS is the number of quads to save. - * - * Using the structure will guarantee quad-word alignment for the - * jmp_buf type. - */ - -#define ___SAVEREGS 8 - -typedef struct __jmp_buf__ { - long _q0; - long _q1; - long _q2; - long _q3; -} __attribute__ ((aligned (16))) __jmp_buf[___SAVEREGS] ; - -/* I have not yet figured out what this should be for the i960... */ - -#if 0 -/* Test if longjmp to JMPBUF would unwind the frame - containing a local variable at ADDRESS. */ -#define _JMPBUF_UNWINDS(jmpbuf, address) \ - ((void *) (address) < (void *) (jmpbuf)[0].__sp) -#endif - -#endif /* bits/setjmp.h */ diff --git a/libc/sysdeps/linux/i960/bits/syscalls.h b/libc/sysdeps/linux/i960/bits/syscalls.h deleted file mode 100644 index b21851333..000000000 --- a/libc/sysdeps/linux/i960/bits/syscalls.h +++ /dev/null @@ -1,15 +0,0 @@ -#ifndef _BITS_SYSCALLS_H -#define _BITS_SYSCALLS_H -#ifndef _SYSCALL_H -# error "Never use <bits/syscalls.h> directly; include <sys/syscall.h> instead." -#endif - -#include <features.h> - -/* Do something very evil for now. Until we create our own syscall - * macros, short circuit bits/sysnum.h and use asm/unistd.h instead */ -#warning "fixme -- add arch specific syscall macros.h" -#include <asm/unistd.h> - -#endif /* _BITS_SYSCALLS_H */ - diff --git a/libc/sysdeps/linux/i960/bits/uClibc_arch_features.h b/libc/sysdeps/linux/i960/bits/uClibc_arch_features.h deleted file mode 100644 index a13ed37fa..000000000 --- a/libc/sysdeps/linux/i960/bits/uClibc_arch_features.h +++ /dev/null @@ -1,42 +0,0 @@ -/* - * Track misc arch-specific features that aren't config options - */ - -#ifndef _BITS_UCLIBC_ARCH_FEATURES_H -#define _BITS_UCLIBC_ARCH_FEATURES_H - -/* instruction used when calling abort() to kill yourself */ -/*#define __UCLIBC_ABORT_INSTRUCTION__ "asm instruction"*/ -#undef __UCLIBC_ABORT_INSTRUCTION__ - -/* can your target use syscall6() for mmap ? */ -#undef __UCLIBC_MMAP_HAS_6_ARGS__ - -/* does your target align 64bit values in register pairs ? (32bit arches only) */ -#undef __UCLIBC_SYSCALL_ALIGN_64BIT__ - -/* does your target have a broken create_module() ? */ -#define __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 supports .weak */ -#define __UCLIBC_HAVE_ASM_WEAK_DIRECTIVE__ - -/* define if target supports .weakext */ -#undef __UCLIBC_HAVE_ASM_WEAKEXT_DIRECTIVE__ - -/* define if target supports CFI pseudo ops */ -#undef __UCLIBC_HAVE_ASM_CFI_DIRECTIVES__ - -/* define if target supports IEEE signed zero floats */ -#define __UCLIBC_HAVE_SIGNED_ZERO__ - -/* only weird assemblers generally need this */ -#undef __UCLIBC_ASM_LINE_SEP__ - -#endif /* _BITS_UCLIBC_ARCH_FEATURES_H */ diff --git a/libc/sysdeps/linux/i960/bits/wordsize.h b/libc/sysdeps/linux/i960/bits/wordsize.h deleted file mode 100644 index ca82fd7d4..000000000 --- a/libc/sysdeps/linux/i960/bits/wordsize.h +++ /dev/null @@ -1,18 +0,0 @@ -/* 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, see - <http://www.gnu.org/licenses/>. */ - -#define __WORDSIZE 32 diff --git a/libc/sysdeps/linux/i960/clone.S b/libc/sysdeps/linux/i960/clone.S deleted file mode 100644 index 9419f287c..000000000 --- a/libc/sysdeps/linux/i960/clone.S +++ /dev/null @@ -1,61 +0,0 @@ -# -# clone.S, part of the i960 support for the uClibc library. -# -# Copyright (C) 2002 by Okiok Data Ltd. http://www.okiok.com/ -# -# This program is free software; you can redistribute it and/or modify it under -# the terms of the GNU Library General Public License as published by the Free -# Software Foundation; either version 2 of the License, or (at your option) any -# later version. -# -# This program 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 Library General Public License for more -# details. -# -# You should have received a copy of the GNU Library General Public License -# along with this program; if not, see <http://www.gnu.org/licenses/>. -# -# Derived from an old port of uC-libc to the i960 by Keith Adams (kma@cse.ogi.edu). -# - -#include <sys/syscall.h> -#include <bits/errno.h> - -/* clone is even more special than fork as it mucks with stacks - and invokes a function in the right context after its all over. */ - -/* int _clone(int (*fn)(void *arg), void *child_stack, int flags, void *arg); */ - - .globl clone -clone: - /* set up new stack image in regs r4-r7; argument will be in r3 in child. */ - ldconst 0, r4 /* pfp == 0 */ - addo 16, g1, r5 /* sp == newfp + 16 */ - mov g0, r6 /* rip == fnc */ - mov g2, r7 - stq r4, (g1) - - addo sp, 4, sp - st g10, -4(sp) - mov sp, g10 - ldconst __NR_clone, g13 - calls 0 - - /* Do the system call */ - cmpibg 0, g0, __syscall_error /* if < 0, error */ - be thread_start /* if == 0, we're the child */ - ret /* we're the parent */ - -__syscall_error: - not g0, r3 - callx ___errno_location - st r3, (g0) - ret - -thread_start: - # our new pfp is in g1; here we go - flushreg - mov g1, pfp - flushreg - ret diff --git a/libc/sysdeps/linux/i960/crt0.S b/libc/sysdeps/linux/i960/crt0.S deleted file mode 100644 index 48a08dd4c..000000000 --- a/libc/sysdeps/linux/i960/crt0.S +++ /dev/null @@ -1,57 +0,0 @@ -# -# crt0.S, part of the i960 support for the uClibc library. -# -# Copyright (C) 2002 by Okiok Data Ltd. http://www.okiok.com/ -# -# This program is free software; you can redistribute it and/or modify it under -# the terms of the GNU Library General Public License as published by the Free -# Software Foundation; either version 2 of the License, or (at your option) any -# later version. -# -# This program 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 Library General Public License for more -# details. -# -# You should have received a copy of the GNU Library General Public License -# along with this program; if not, see <http://www.gnu.org/licenses/>. -# - -/* - * - * The behavior in this file is tightly coupled with how the linux kernel sets things up - * on the stack before calling us. - * - * Currently fs/binfmt_flat.c (for STACK_GROWS_UP) and arch/i960/kernel/process.c - * build things so that a pointer to argc is left in g13 by start_thread(). - * - * ^ - * | <- sp somewhere around here, after being aligned. - * | - * |envp -> envp[0] - * |argv -> argv[0] - * |argc <- g13 - * - * A complete picture of how things are set up can be seen in the comments of - * create_flat_tables_stack_grows_up in fs/binfmt_flat.c - * - * I believe having to use this register could probably be avoided. - * - */ - - .globl start -start: - mov g13, r3 - ldt (r3), g0 - callx ___uClibc_main - -/* We might want to add some instruction so that it crashes if main returns */ - -/* Define a symbol for the first piece of initialized data. */ - .data - .globl __data_start -__data_start: - .long 0 - .weak data_start - data_start = __data_start - diff --git a/libc/sysdeps/linux/i960/mmap.S b/libc/sysdeps/linux/i960/mmap.S deleted file mode 100644 index 63a284384..000000000 --- a/libc/sysdeps/linux/i960/mmap.S +++ /dev/null @@ -1,51 +0,0 @@ -# -# __mmap.S, part of the i960 support for the uClibc library. -# -# Copyright (C) 2002 by Okiok Data Ltd. http://www.okiok.com/ -# -# This program is free software; you can redistribute it and/or modify it under -# the terms of the GNU Library General Public License as published by the Free -# Software Foundation; either version 2 of the License, or (at your option) any -# later version. -# -# This program 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 Library General Public License for more -# details. -# -# You should have received a copy of the GNU Library General Public License -# along with this program; if not, see <http://www.gnu.org/licenses/>. -# -# Derived from an old port of uC-libc to the i960 by Keith Adams (kma@cse.ogi.edu). -# - -#include <sys/syscall.h> - -/* This is a plain system call. The 6 arguments are already set up correctly */ -/* void * mmap(void *start, size_t length, int prot , int flags, int fd, off_t offset) */ - - - .globl _mmap -_mmap: - mov g13, r3 - ldconst __NR_mmap, g13 - calls 0 - mov r3, g13 - - /* We now need to check if the return value is a small negative integer. */ - /* This is somewhat tricky as the return code (normally an address) is an */ - /* unsigned type, or an ordinal in i960 assembler. */ - /* We'll use the fact that, integers from -256 to -1 are ordinals 0xFFFFFF00 to 0xFFFFFFFF. */ - /* So by checking that the return address is in the top range of the ordinals, we'll */ - /* in fact be checking if it's not an encoded negated erro code. */ - - /* The range -256 to -1 should be enough since that in uClinux 2.0.39, there are */ - /* 124 system calls for the i960. */ - - ldconst 0xFFFFFF00, r3 /* This is the integer's -256 representation */ - cmpobl g0, r3, 1f /* Something smaller than this means it's out of the range, and a valid address */ - subi g0, 0, r3 /* If it's an errno, save its negated (now positive) value in _errno. */ - st r3, _errno - subi 1, 0, g0 /* And return -1. */ -1: - ret diff --git a/libc/sysdeps/linux/i960/setjmp.S b/libc/sysdeps/linux/i960/setjmp.S deleted file mode 100644 index 2525f55d3..000000000 --- a/libc/sysdeps/linux/i960/setjmp.S +++ /dev/null @@ -1,126 +0,0 @@ -/******************************************************************************* - * - * Copyright (c) 1993 Intel Corporation - * - * Intel hereby grants you permission to copy, modify, and distribute this - * software and its documentation. Intel grants this permission provided - * that the above copyright notice appears in all copies and that both the - * copyright notice and this permission notice appear in supporting - * documentation. In addition, Intel grants this permission provided that - * you prominently mark as "not part of the original" any modifications - * made to this software or documentation, and that the name of Intel - * Corporation not be used in advertising or publicity pertaining to - * distribution of the software or the documentation without specific, - * written prior permission. - * - * Intel Corporation provides this AS IS, WITHOUT ANY WARRANTY, EXPRESS OR - * IMPLIED, INCLUDING, WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY - * OR FITNESS FOR A PARTICULAR PURPOSE. Intel makes no guarantee or - * representations regarding the use of, or the results of the use of, - * the software and documentation in terms of correctness, accuracy, - * reliability, currentness, or otherwise; and you rely on the software, - * documentation and results solely at your own risk. - * - * IN NO EVENT SHALL INTEL BE LIABLE FOR ANY LOSS OF USE, LOSS OF BUSINESS, - * LOSS OF PROFITS, INDIRECT, INCIDENTAL, SPECIAL OR CONSEQUENTIAL DAMAGES - * OF ANY KIND. IN NO EVENT SHALL INTEL'S TOTAL LIABILITY EXCEED THE SUM - * PAID TO INTEL FOR THE PRODUCT LICENSED HEREUNDER. - * - ******************************************************************************/ - -/*************************************************************************** - * - * Modified from the original in order to fit with - * uClibc's setjmp, _setjmp, __sigsetjmp and ___sigjmp_save. - * - * - * int setjmp (jmp_buf __env) is the BSD style setjmp function. - * It simply calls __sigsetjmp(env, 1) - * - * int _setjmp (jmp_buf __env) is the posix style setjmp function. - * It simply calls __sigsetjmp(env, 0) - * This is the one normally used. - * - ***************************************************************************/ - - .text - .align 4 - .globl _setjmp - .globl __setjmp - -_setjmp: - mov 1, g1 /* __sigsetjmp(env, 1) */ - bx __sigsetjmp - -__setjmp: - mov 0, g1 /* __sigsetjmp(env, 0) */ - bx __sigsetjmp - - -/******************************************************************************/ -/* */ -/* setjmp(), longjmp() */ -/* */ -/******************************************************************************/ - .file "setjmp.S" - .text - /* .link_pix */ - - .align 4 - .globl __sigsetjmp -__sigsetjmp: - flushreg - andnot 0xf,pfp,g2 /* get pfp, mask out return status bits */ - st g2, 0x58(g0) /* save fp of caller*/ - /* save globals not killed by the calling convention */ - stq g8, 0x40(g0) /* save g8-g11*/ - st g12, 0x50(g0) /* save g12*/ - st g14, 0x54(g0) /* save g14*/ - /* save previous frame local registers */ - ldq (g2), g4 /* get previous frame pfp, sp, rip, r3 */ - stq g4, (g0) /* save pfp, sp, rip, r3 */ - ldq 0x10(g2), g4 /* get previous frame r4-r7 */ - stq g4, 0x10(g0) /* save r4-r7 */ - ldq 0x20(g2), g4 /* get previous frame r8-r11 */ - stq g4, 0x20(g0) /* save r8-r11 */ - ldq 0x30(g2), g4 /* get previous frame r12-r15 */ - stq g4, 0x30(g0) /* save r12-r15 */ - - bx ___sigjmp_save - - /* - * fake a return to the place that called the corresponding __sigsetjmp - */ - .align 4 - .globl ___longjmp -___longjmp: - call 0f /* ensure there is at least one stack frame */ - -0: - flushreg /* do this before swapping stack */ - ld 0x58(g0), pfp /* get fp of caller of setjmp */ - /* restore local registers - * the following code modifies the frame of the function which originally - * called setjmp. - */ - ldq (g0), g4 /* get pfp, sp, rip, r3 */ - stq g4, (pfp) /* restore pfp, sp, rip, r3 */ - ldq 0x10(g0), g4 /* get r4-r7 */ - stq g4, 0x10(pfp) /* restore r4-r7 */ - ldq 0x20(g0), g4 /* get r8-r11 */ - stq g4, 0x20(pfp) /* restore r8-r11 */ - ldq 0x30(g0), g4 /* get r12-r15 */ - stq g4, 0x30(pfp) /* restore r12-r15 */ - /* restore global registers */ - ldq 0x40(g0), g8 /* get old g8-g11 values */ - ld 0x50(g0), g12 /* get old g12 value */ - ld 0x54(g0), g14 /* get old g14 value */ - - mov g1, g0 /* get return value */ - cmpo g0, 0 /* make sure it is not zero */ - bne 0f - mov 1, g0 /* return 1 by default */ -0: - ret /* return to caller of __sigsetjmp */ - -libc_hidden_def(__longjmp) diff --git a/libc/sysdeps/linux/i960/specs.uclinux.gcc-2.95.i960-intel-coff b/libc/sysdeps/linux/i960/specs.uclinux.gcc-2.95.i960-intel-coff deleted file mode 100644 index cefd8533e..000000000 --- a/libc/sysdeps/linux/i960/specs.uclinux.gcc-2.95.i960-intel-coff +++ /dev/null @@ -1,64 +0,0 @@ -*asm: -%{mka:-AKA}%{mkb:-AKB}%{msa:-ASA}%{msb:-ASB} %{mmc:-AMC}%{mca:-ACA}%{mcc:-ACC}%{mcf:-ACF} %{mja:-AJX}%{mjd:-AJX}%{mjf:-AJX}%{mrp:-AJX} %{!mka:%{!mkb:%{!msa:%{!msb:%{!mmc:%{!mca:%{!mcc:%{!mcf:%{!mja:%{!mjd:%{!mjf:%{!mrp:-AKB}}}}}}}}}}}} %{mlink-relax:-linkrelax} - -*asm_final: - - -*cpp: -%{mic*:-D__i960 %{mka:-D__i960KA}%{mkb:-D__i960KB} %{mja:-D__i960JA}%{mjd:-D__i960JD}%{mjf:-D__i960JF} %{mrp:-D__i960RP} %{msa:-D__i960SA}%{msb:-D__i960SB} %{mmc:-D__i960MC} %{mca:-D__i960CA}%{mcc:-D__i960CC} %{mcf:-D__i960CF}} %{mka:-D__i960KA__ -D__i960_KA__} %{mkb:-D__i960KB__ -D__i960_KB__} %{msa:-D__i960SA__ -D__i960_SA__} %{msb:-D__i960SB__ -D__i960_SB__} %{mmc:-D__i960MC__ -D__i960_MC__} %{mca:-D__i960CA__ -D__i960_CA__} %{mcc:-D__i960CC__ -D__i960_CC__} %{mcf:-D__i960CF__ -D__i960_CF__} %{!mka:%{!mkb:%{!msa:%{!msb:%{!mmc:%{!mca: %{!mcc:%{!mcf:-D__i960_KB -D__i960KB__ %{mic*:-D__i960KB}}}}}}}}} %{mlong-double-64:-D__LONG_DOUBLE_64__} - -*cc1: -%{!mka:%{!mkb:%{!msa:%{!msb:%{!mmc:%{!mca:%{!mcc:%{!mcf:%{!mja:%{!mjd:%{!mjf:%{!mrp:-mka}}}}}}}}}}}} %{!gs*:%{!gc*:%{mbout:%{g*:-gstabs}} %{mcoff:%{g*:-gcoff}} %{!mbout:%{!mcoff:%{g*:-gstabs}}}}} - -*cc1plus: - - -*endfile: -crtn.o%s - -*link: -%{mka:-AKA}%{mkb:-AKB}%{msa:-ASA}%{msb:-ASB} %{mmc:-AMC}%{mca:-ACA}%{mcc:-ACC}%{mcf:-ACF} %{mja:-AJX}%{mjd:-AJX}%{mjf:-AJX}%{mrp:-AJX} %{mbout:-Fbout}%{mcoff:-Fcoff} %{mlink-relax:-relax} -r -d - -*lib: --lc -lgcc - -*libgcc: - - -*startfile: -%{!shared:%{pg:pgcrt0%O%s}%{!pg:%{p:pcrt0%O%s}%{!p:crt0%O%s}}} crti.o%s - -*switches_need_spaces: - - -*signed_char: -%{!fsigned-char:%{!mic*:-D__CHAR_UNSIGNED__}} - -*predefines: --Di960 -Di80960 -DI960 -DI80960 -Acpu(i960) -Amachine(i960) -Dunix -Dlinux -Asystem(posix) -D__linux__ -D__uClinux__ -DEMBED - -*cross_compile: -1 - -*version: -2.95.3 - -*multilib: -. !mnumerics !msoft-float !mlong-double-64;float mnumerics !msoft-float !mlong-double-64;soft-float !mnumerics msoft-float !mlong-double-64;ld64 !mnumerics !msoft-float mlong-double-64;float/ld64 mnumerics !msoft-float mlong-double-64;soft-float/ld64 !mnumerics msoft-float mlong-double-64; - -*multilib_defaults: -mnumerics - -*multilib_extra: - - -*multilib_matches: -msb mnumerics;msc mnumerics;mkb mnumerics;mkc mnumerics;mmc mnumerics;mcb mnumerics;mcc mnumerics;mjf mnumerics;msa msoft-float;mka msoft-float;mca msoft-float;mcf msoft-float;mnumerics mnumerics;msoft-float msoft-float;mlong-double-64 mlong-double-64; - -*linker: -collect2 - -*link_command: -%{!fsyntax-only: %{!c:%{!M:%{!MM:%{!E:%{!S:%(linker) %l %X %{o*} %{A} %{d} %{e*} %{m} %{N} %{n} %{r} %{s} %{t} %{u*} %{x} %{z} %{Z} %{!A:%{!nostdlib:%{!nostartfiles:%S}}} %{static:} %{L*} %D %o %{!nostdlib:%{!nodefaultlibs:%G %L %G}} %{!A:%{!nostdlib:%{!nostartfiles:%E}}} %{T*} - }}}}}} - diff --git a/libc/sysdeps/linux/i960/sys/procfs.h b/libc/sysdeps/linux/i960/sys/procfs.h deleted file mode 100644 index 1722bf0f2..000000000 --- a/libc/sysdeps/linux/i960/sys/procfs.h +++ /dev/null @@ -1,125 +0,0 @@ -/* Copyright (C) 1996, 1997, 1999, 2000, 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, see - <http://www.gnu.org/licenses/>. */ - -#ifndef _SYS_PROCFS_H -#define _SYS_PROCFS_H 1 - -/* This is somewhat modelled after the file of the same name on SVR4 - systems. It provides a definition of the core file format for ELF - used on Linux. It doesn't have anything to do with the /proc file - system, even though Linux has one. - - Anyway, the whole purpose of this file is for GDB and GDB only. - Don't read too much into it. Don't use it for anything other than - GDB unless you know what you are doing. */ - -#include <features.h> -#include <sys/time.h> -#include <sys/types.h> -#include <sys/user.h> - -__BEGIN_DECLS - -/* Type for a general-purpose register. */ -typedef unsigned long elf_greg_t; - -/* And the whole bunch of them. We could have used `struct - user_regs_struct' directly in the typedef, but tradition says that - the register set is an array, which does have some peculiar - semantics, so leave it that way. */ -#define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t)) -typedef elf_greg_t elf_gregset_t[ELF_NGREG]; - -/* Register set for the floating-point registers. */ -typedef struct user_m68kfp_struct elf_fpregset_t; - - -/* Signal info. */ -struct elf_siginfo - { - int si_signo; /* Signal number. */ - int si_code; /* Extra code. */ - int si_errno; /* Errno. */ - }; - - -/* Definitions to generate Intel SVR4-like core files. These mostly - have the same names as the SVR4 types with "elf_" tacked on the - front to prevent clashes with Linux definitions, and the typedef - forms have been avoided. This is mostly like the SVR4 structure, - but more Linuxy, with things that Linux does not support and which - GDB doesn't really use excluded. */ - -struct elf_prstatus - { - struct elf_siginfo pr_info; /* Info associated with signal. */ - short int pr_cursig; /* Current signal. */ - unsigned long int pr_sigpend; /* Set of pending signals. */ - unsigned long int pr_sighold; /* Set of held signals. */ - __pid_t pr_pid; - __pid_t pr_ppid; - __pid_t pr_pgrp; - __pid_t pr_sid; - struct timeval pr_utime; /* User time. */ - struct timeval pr_stime; /* System time. */ - struct timeval pr_cutime; /* Cumulative user time. */ - struct timeval pr_cstime; /* Cumulative system time. */ - elf_gregset_t pr_reg; /* GP registers. */ - int pr_fpvalid; /* True if math copro being used. */ - }; - - -#define ELF_PRARGSZ (80) /* Number of chars for args. */ - -struct elf_prpsinfo - { - char pr_state; /* Numeric process state. */ - char pr_sname; /* Char for pr_state. */ - char pr_zomb; /* Zombie. */ - char pr_nice; /* Nice val. */ - unsigned long int pr_flag; /* Flags. */ - unsigned short int pr_uid; - unsigned short int pr_gid; - int pr_pid, pr_ppid, pr_pgrp, pr_sid; - /* Lots missing */ - char pr_fname[16]; /* Filename of executable. */ - char pr_psargs[ELF_PRARGSZ]; /* Initial part of arg list. */ - }; - - -/* The rest of this file provides the types for emulation of the - Solaris <proc_service.h> interfaces that should be implemented by - users of libthread_db. */ - -/* Addresses. */ -typedef void *psaddr_t; - -/* Register sets. Linux has different names. */ -typedef elf_gregset_t prgregset_t; -typedef elf_fpregset_t prfpregset_t; - -/* We don't have any differences between processes and threads, - therefore have only one PID type. */ -typedef __pid_t lwpid_t; - -/* Process status and info. In the end we do provide typedefs for them. */ -typedef struct elf_prstatus prstatus_t; -typedef struct elf_prpsinfo prpsinfo_t; - -__END_DECLS - -#endif /* sys/procfs.h */ diff --git a/libc/sysdeps/linux/i960/sys/ucontext.h b/libc/sysdeps/linux/i960/sys/ucontext.h deleted file mode 100644 index 7000f9839..000000000 --- a/libc/sysdeps/linux/i960/sys/ucontext.h +++ /dev/null @@ -1,75 +0,0 @@ -/* 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, see - <http://www.gnu.org/licenses/>. */ - -/* Don't rely on this, the interface is currently messed up and may need to - be broken to be fixed. */ -#ifndef _SYS_UCONTEXT_H -#define _SYS_UCONTEXT_H 1 - -#include <features.h> -#include <signal.h> - -/* We need the signal context definitions even if they are not used - included in <signal.h>. */ -#include <bits/sigcontext.h> - - -/* Type for general register. */ -typedef unsigned long int greg_t; - -/* Number of general registers. */ -#define NGREG 32 /* 16 global and 16 local */ - -/* Container for all general registers. */ -/* gregset_t must be an array. The below declared array corresponds to: -typedef struct gregset { - greg_t g_regs[32]; - greg_t g_hi; - greg_t g_lo; - greg_t g_pad[3]; -} gregset_t; */ -typedef greg_t gregset_t[NGREG]; - -/* Container for all FPU registers. */ -typedef struct fpregset { - /* No floating point registers on most i960 */ - - /* Otherwise, signal the missing implementation */ -#if defined(__i960SB) || defined(__i960KB) -#error Floating point support is not yet implemented for the i960 platform. -#endif -} fpregset_t; - - -/* Context to describe whole processor state. */ -typedef struct - { - gregset_t gregs; - fpregset_t fpregs; - } mcontext_t; - -/* Userlevel context. */ -typedef struct ucontext - { - unsigned long int uc_flags; - struct ucontext *uc_link; - stack_t uc_stack; - mcontext_t uc_mcontext; - __sigset_t uc_sigmask; - } ucontext_t; - -#endif /* sys/ucontext.h */ diff --git a/libc/sysdeps/linux/i960/vfork.S b/libc/sysdeps/linux/i960/vfork.S deleted file mode 100644 index e43146cd2..000000000 --- a/libc/sysdeps/linux/i960/vfork.S +++ /dev/null @@ -1,34 +0,0 @@ -/* - * clone.S, part of the i960 support for the uClibc library. - * - * Copyright (C) 2002 by Okiok Data Ltd. http://www.okiok.com/ - * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> - * - * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. - */ -/* - * Derived from an old port of uC-libc to the i960 by Keith Adams (kma@cse.ogi.edu). - */ - -#include <sys/syscall.h> - -#ifndef __NR_vfork -#define __NR_vfork __NR_fork /* uClinux-2.0 only has fork which is vfork */ -#endif - - .globl ___vfork - .hidden ___vfork - .type ___vfork,@function -___vfork: - mov g13, r3 - ldconst __NR_vfork, g13 - calls 0 - mov r3, g13 - cmpible 0, g0, 1f - subo g0, 0, r3 - st r3, _errno -1: - ret - -weak_alias(__vfork,vfork) -libc_hidden_def(vfork) |