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2006-08-16 Joel Schopp <jschopp@austin.ibm.com> 

*  configure.in: Add spu support.
        *  configure: Regenerated.
        *  spu/Makefile.in: New file.
        *  spu/aclocal.m4: Ditto.
        *  spu/configure: Ditto.
        *  spu/configure.in: Ditto.
        *  spu/crt0.c: Ditto.
        *  spu/exit.c: Ditto.
        *  spu/init.c: Ditto.
        *  spu/jsre.h: Ditto.
        *  spu/sbrk.c: Ditto.
        *  spu/syscalls.c: Ditto.
This commit is contained in:
Jeff Johnston 2006-08-16 21:15:03 +00:00
parent 8216dda89f
commit 0486bb7f0d
13 changed files with 4350 additions and 0 deletions
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15
libgloss/ChangeLog
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@ -1,3 +1,18 @@
2006-08-16 Joel Schopp <jschopp@austin.ibm.com>
* configure.in: Add spu support.
* configure: Regenerated.
* spu/Makefile.in: New file.
* spu/aclocal.m4: Ditto.
* spu/configure: Ditto.
* spu/configure.in: Ditto.
* spu/crt0.c: Ditto.
* spu/exit.c: Ditto.
* spu/init.c: Ditto.
* spu/jsre.h: Ditto.
* spu/sbrk.c: Ditto.
* spu/syscalls.c: Ditto.
2006-07-05 Shaun Jackman <sjackman@gmail.com>
* arm/linux-crt0.S: Remove file.

8
libgloss/configure vendored
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@ -296,6 +296,7 @@ ac_subdirs_all="$ac_subdirs_all mt"
ac_subdirs_all="$ac_subdirs_all xstormy16"
ac_subdirs_all="$ac_subdirs_all m32c"
ac_subdirs_all="$ac_subdirs_all arm"
ac_subdirs_all="$ac_subdirs_all spu"
ac_subdirs_all="$ac_subdirs_all iq2000"
ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA build build_cpu build_vendor build_os host host_cpu host_vendor host_os target target_cpu target_vendor target_os CYGPATH_W PACKAGE VERSION ACLOCAL AUTOCONF AUTOMAKE AUTOHEADER MAKEINFO install_sh STRIP ac_ct_STRIP INSTALL_STRIP_PROGRAM mkdir_p AWK SET_MAKE am__leading_dot AMTAR am__tar am__untar subdirs CC DEPDIR am__include am__quote AMDEP_TRUE AMDEP_FALSE AMDEPBACKSLASH CCDEPMODE am__fastdepCC_TRUE am__fastdepCC_FALSE AS AR LD RANLIB ac_ct_RANLIB CCAS CCASFLAGS host_makefile_frag_path LIBOBJS LTLIBOBJS'
ac_subst_files='host_makefile_frag'
@ -1976,6 +1977,13 @@ subdirs="$subdirs arm"
config_testsuite = true;
;;
spu-*-elf)
subdirs="$subdirs spu"
config_testsuite = false;
;;
iq2000-*-*)

4
libgloss/configure.in
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@ -116,6 +116,10 @@ case "${target}" in
AC_CONFIG_SUBDIRS(arm)
config_testsuite = true;
;;
spu-*-elf)
AC_CONFIG_SUBDIRS(spu)
config_testsuite = false;
;;
iq2000-*-*)
AC_CONFIG_SUBDIRS(iq2000)
config_testsuite = true;

135
libgloss/spu/Makefile.in Normal file
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@ -0,0 +1,135 @@
# Copyright (c) 1998 Cygnus Support
#
# The authors hereby grant permission to use, copy, modify, distribute,
# and license this software and its documentation for any purpose, provided
# that existing copyright notices are retained in all copies and that this
# notice is included verbatim in any distributions. No written agreement,
# license, or royalty fee is required for any of the authorized uses.
# Modifications to this software may be copyrighted by their authors
# and need not follow the licensing terms described here, provided that
# the new terms are clearly indicated on the first page of each file where
# they apply.
VPATH = @srcdir@
srcdir = @srcdir@
objdir = .
srcroot = $(srcdir)/../..
objroot = $(objdir)/../..
prefix = @prefix@
exec_prefix = @exec_prefix@
host_alias = @host_alias@
target_alias = @target_alias@
program_transform_name = @program_transform_name@
bindir = @bindir@
libdir = @libdir@
tooldir = $(exec_prefix)/$(target_alias)
# Multilib support variables.
# TOP is used instead of MULTI{BUILD,SRC}TOP.
MULTIDIRS =
MULTISUBDIR =
MULTIDO = true
MULTICLEAN = true
INSTALL = @INSTALL@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
INSTALL_DATA = @INSTALL_DATA@
SHELL = /bin/sh
CC = @CC@
AS = @AS@
AR = @AR@
LD = @LD@
RANLIB = @RANLIB@
OBJDUMP = `t='$(program_transform_name)'; echo objdump | sed -e $$t`
OBJCOPY = `t='$(program_transform_name)'; echo objcopy | sed -e $$t`
# object files needed
OBJS = syscalls.o init.o exit.o sbrk.o
# Object files specific to particular targets.
EVALOBJS = ${OBJS}
GCC_LDFLAGS = `if [ -d ${objroot}/../gcc ] ; \
then echo -L${objroot}/../gcc ; fi`
OUTPUTS = libgloss.a crt0.o
NEWLIB_CFLAGS = `if [ -d ${objroot}/newlib ]; then echo -I${objroot}/newlib/targ-include -I${srcroot}/newlib/libc/include; fi`
NEWLIB_LDFLAGS = `if [ -d ${objroot}/newlib ]; then echo -B${objroot}/newlib/ -L${objroot}/newlib/; fi`
INCLUDES = -I. -I$(srcdir)/..
# TODO: Once libspu is installed on the system we can remove this hack
INCLUDES += -I${srcroot}/../libspu/include
# Note that when building the library, ${MULTILIB} is not the way multilib
# options are passed; they're passed in $(CFLAGS).
CFLAGS_FOR_TARGET = ${MULTILIB} ${INCLUDES} ${NEWLIB_CFLAGS}
LDFLAGS_FOR_TARGET = ${MULTILIB} ${NEWLIB_LDFLAGS}
AR_FLAGS = qc
.c.o:
$(CC) $(CFLAGS_FOR_TARGET) -O2 $(INCLUDES) -c $(CFLAGS) $<
.C.o:
$(CC) $(CFLAGS_FOR_TARGET) -O2 $(INCLUDES) -c $(CFLAGS) $<
.s.o:
$(AS) $(ASFLAGS_FOR_TARGET) $(INCLUDES) $(ASFLAGS) -o $*.o $<
#
# GCC knows to run the preprocessor on .S files before it assembles them.
#
.S.o:
$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) $(CFLAGS) -c $<
#
# this is a bogus target that'll produce an assembler from the
# C source with the right compiler options. this is so we can
# track down code generation or debug symbol bugs.
#
.c.s:
$(CC) $(CFLAGS_FOR_TARGET) -S $(INCLUDES) $(CFLAGS) $<
all: ${OUTPUTS}
#
# here's where we build the library for each target
#
libgloss.a: $(EVALOBJS)
${AR} ${ARFLAGS} $@ $(EVALOBJS)
${RANLIB} $@
doc:
clean mostlyclean:
rm -f $(OUTPUTS) *.i *~ *.o *-test *.srec *.dis *.map *.x
distclean maintainer-clean realclean: clean
rm -f Makefile config.status $(OUTPUTS)
.PHONY: install info install-info clean-info
install:
for outputs in ${OUTPUTS}; do\
${INSTALL_DATA} $${outputs} $(DESTDIR)/${tooldir}/lib${MULTISUBDIR}/$${outputs}; \
done
info:
install-info:
clean-info:
Makefile: Makefile.in config.status @host_makefile_frag_path@
$(SHELL) config.status
config.status: configure
$(SHELL) config.status --recheck

400
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@ -0,0 +1,400 @@
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dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.59)dnl
AC_INIT(crt0.c)
if test "$srcdir" = "." ; then
if test "${with_target_subdir}" != "." ; then
libgloss_topdir="${srcdir}/${with_multisrctop}../../.."
else
libgloss_topdir="${srcdir}/${with_multisrctop}../.."
fi
else
libgloss_topdir="${srcdir}/../.."
fi
AC_CONFIG_AUX_DIR($libgloss_topdir)
AC_CANONICAL_SYSTEM
AC_ARG_PROGRAM
AC_PROG_INSTALL
LIB_AC_PROG_CC
AS=${AS-as}
AC_SUBST(AS)
AR=${AR-ar}
AC_SUBST(AR)
LD=${LD-ld}
AC_SUBST(LD)
AC_PROG_RANLIB
LIB_AM_PROG_AS
host_makefile_frag=${srcdir}/../config/ppc.mh
dnl We have to assign the same value to other variables because autoconf
dnl doesn't provide a mechanism to substitute a replacement keyword with
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dnl
host_makefile_frag_path=$host_makefile_frag
AC_SUBST(host_makefile_frag_path)
AC_SUBST_FILE(host_makefile_frag)
AC_OUTPUT(Makefile,
. ${libgloss_topdir}/config-ml.in,
srcdir=${srcdir}
target=${target}
ac_configure_args="${ac_configure_args} --enable-multilib"
CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
libgloss_topdir=${libgloss_topdir}
)

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/*
(C) Copyright IBM Corp. 2005, 2006
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
* Neither the name of IBM nor the names of its contributors may be
used to endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
Author: Andreas Neukoetter (ti95neuk@de.ibm.com)
*/
/* right now spu-gcc has its own crt0, so this is only for future use */
#if 0
extern int main (int, unsigned long long, unsigned long long);
extern char _end;
extern char __bss_start;
extern void exit (int);
void _exit (int);
_start (int spuid, unsigned long long parm, unsigned long long env)
{
exit (main (spuid, parm, env));
}
void
_exit (int rc)
{
si_stop (0x2000 | (rc & 0xff ));
}
#endif

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/*
(C) Copyright IBM Corp. 2005, 2006
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
* Neither the name of IBM nor the names of its contributors may be
used to endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
Author: Andreas Neukoetter (ti95neuk@de.ibm.com)
*/
void __attribute__ (( destructor )) libgloss_exit( void )
{
/* we don't need any cleanup on the SPE ... yet */
/* DEBUG HERE */
}
void exit( int status )
{
/* handle atexit, etc here */
_exit( status );
}

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/*
(C) Copyright IBM Corp. 2005, 2006
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
* Neither the name of IBM nor the names of its contributors may be
used to endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
Author: Andreas Neukoetter (ti95neuk@de.ibm.com)
*/
void __attribute__ (( constructor )) libgloss_init( void )
{
}

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/*
(C) Copyright IBM Corp. 2005, 2006
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
* Neither the name of IBM nor the names of its contributors may be
used to endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
Author: Andreas Neukoetter (ti95neuk@de.ibm.com)
*/
/* this file provides the mappings for the JSRE defined interface for PE assisted libary calls */
#ifndef __JSRE_H
#define __JSRE_H
#define JSRE_SEEK_SET 0
#define JSRE_SEEK_CUR 1
#define JSRE_SEEK_END 2
#define JSRE_O_RDONLY 0
#define JSRE_O_WRONLY 1
#define JSRE_O_RDWR 2
#define JSRE_O_CREAT 64
#define JSRE_O_EXCL 128
#define JSRE_O_NOCTTY 256
#define JSRE_O_TRUNC 512
#define JSRE_O_APPEND 1024
#define JSRE_O_NDELAY 2048
#define JSRE_O_SYNC 4096
#define JSRE_O_ASYNC 8192
#define JSRE_CLOSE 2
#define JSRE_FSTAT 4
#define JSRE_LSEEK 9
#define JSRE_OPEN 15
#define JSRE_READ 16
#define JSRE_UNLINK 24
#define JSRE_WRITE 27
typedef struct
{
unsigned int pathname;
unsigned int pad0[ 3 ];
unsigned int flags;
unsigned int pad1[ 3 ];
unsigned int mode;
unsigned int pad2[ 3 ];
} syscall_open_t;
typedef struct
{
unsigned int file;
unsigned int pad0[ 3 ];
unsigned int ptr;
unsigned int pad1[ 3 ];
unsigned int len;
unsigned int pad2[ 3 ];
} syscall_write_t;
typedef struct
{
unsigned int file;
unsigned int pad0[ 3 ];
unsigned int ptr;
unsigned int pad1[ 3 ];
unsigned int len;
unsigned int pad2[ 3 ];
} syscall_read_t;
typedef struct
{
unsigned int file;
unsigned int pad0[ 3 ];
} syscall_close_t;
typedef struct
{
unsigned int file;
unsigned int pad0[ 3 ];
unsigned int offset;
unsigned int pad1[ 3 ];
unsigned int whence;
unsigned int pad2[ 3 ];
} syscall_lseek_t;
typedef struct
{
unsigned int pathname;
unsigned int pad0[ 3 ];
} syscall_unlink_t;
typedef struct
{
unsigned int file;
unsigned int pad0[ 3 ];
unsigned int ptr;
unsigned int pad1[ 3 ];
} syscall_fstat_t;
typedef struct
{
unsigned int rc;
unsigned int pad0[ 2 ];
unsigned int err;
} syscall_out_t;
typedef struct {
unsigned int dev;
unsigned int ino;
unsigned int mode;
unsigned int nlink;
unsigned int uid;
unsigned int gid;
unsigned int rdev;
unsigned int size;
unsigned int blksize;
unsigned int blocks;
unsigned int atime;
unsigned int mtime;
unsigned int ctime;
} jsre_stat_t;
#endif

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/*
(C) Copyright IBM Corp. 2005, 2006
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
* Neither the name of IBM nor the names of its contributors may be
used to endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
Author: Andreas Neukoetter (ti95neuk@de.ibm.com)
*/
#include <sys/types.h>
#include <errno.h>
extern int errno;
extern caddr_t _end;
#define RAMSIZE 262144
#define STACKSIZE 4096
void *
sbrk (ptrdiff_t increment)
{
static caddr_t heap_ptr = NULL;
caddr_t base;
if (heap_ptr == NULL)
{
heap_ptr = (caddr_t) & _end;
}
if (((RAMSIZE - STACKSIZE) - (int) heap_ptr) >= increment)
{
base = heap_ptr;
heap_ptr += increment;
return (base);
}
else
{
errno = ENOMEM;
return ((void *) -1);
}
}

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/*
(C) Copyright IBM Corp. 2005, 2006
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
* Neither the name of IBM nor the names of its contributors may be
used to endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
Author: Andreas Neukoetter (ti95neuk@de.ibm.com)
*/
#include <spu_intrinsics.h>
#include <stdarg.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
#include "../syscall.h"
#include "jsre.h"
static void
send_to_ppe_0x2101 (int opcode, void *data)
{
unsigned int combined = ( ( opcode<<24 )&0xff000000 ) | ( ( unsigned int )data & 0x00ffffff );
vector unsigned int stopfunc = {
0x00002101, /* stop 0x2101 */
(unsigned int) combined,
0x4020007f, /* nop */
0x35000000 /* bi $0 */
};
void (*f) (void) = (void *) &stopfunc;
asm ("sync");
return (f ());
}
int
isatty (int fd)
{
return (0);
}
int
getpid ()
{
return (1);
}
int
kill (int pid, int sig)
{
if (pid == 1)
{
_exit (sig);
}
}
int
read (int file, void *ptr, size_t len)
{
syscall_write_t sys;
syscall_out_t *psys_out = ( syscall_out_t* )&sys;
sys.file = file;
sys.ptr = ( unsigned int )ptr;
sys.len = len;
send_to_ppe_0x2101 (JSRE_READ, &sys);
errno = psys_out->err;
return ( psys_out->rc);
}
off_t
lseek (int file, off_t offset, int whence)
{
syscall_lseek_t sys;
syscall_out_t *psys_out = ( syscall_out_t* )&sys;
sys.file = file;
sys.offset = offset;
switch( whence ){
case SEEK_SET:
sys.whence = JSRE_SEEK_SET;
break;
case SEEK_CUR:
sys.whence = JSRE_SEEK_CUR;
break;
case SEEK_END:
sys.whence = JSRE_SEEK_END;
break;
}
send_to_ppe_0x2101 (JSRE_LSEEK, &sys);
errno = psys_out->err;
return ( psys_out->rc);
}
int
write (int file, const void *ptr, size_t len)
{
syscall_write_t sys;
syscall_out_t *psys_out = ( syscall_out_t* )&sys;
sys.file = file;
sys.ptr = ( unsigned int )ptr;
sys.len = len;
send_to_ppe_0x2101 (JSRE_WRITE, &sys);
errno = psys_out->err;
return ( psys_out->rc);
}
int
open (const char *filename, int flags, ...)
{
int rc;
int len;
syscall_open_t sys ;
syscall_out_t *psys_out = ( syscall_out_t* )&sys;
sys.pathname = ( unsigned int )filename;
sys.flags = 0;
sys.flags |= ( ( flags & O_CREAT ) ? JSRE_O_CREAT : 0 );
sys.flags |= ( ( flags & O_EXCL ) ? JSRE_O_EXCL : 0 );
sys.flags |= ( ( flags & O_NOCTTY ) ? JSRE_O_NOCTTY : 0 );
sys.flags |= ( ( flags & O_TRUNC ) ? JSRE_O_TRUNC : 0 );
sys.flags |= ( ( flags & O_APPEND ) ? JSRE_O_APPEND : 0 );
// sys.flags |= ( ( flags & O_NOBLOCK ) ? JSRE_O_NOBLOCK : 0 );
// sys.flags |= ( ( flags & O_NDELAY ) ? JSRE_O_NDELAY : 0 );
sys.flags |= ( ( flags & O_SYNC ) ? JSRE_O_SYNC : 0 );
// sys.flags |= ( ( flags & O_NOFOLLOW ) ? JSRE_O_NOFOLLOW : 0 );
// sys.flags |= ( ( flags & O_DIRECTORY ) ? JSRE_O_DIRECTORY : 0 );
// sys.flags |= ( ( flags & O_DIRECT ) ? JSRE_O_DIRECT : 0 );
// sys.flags |= ( ( flags & O_ASYNC ) ? JSRE_O_ASYNC : 0 );
// sys.flags |= ( ( flags & O_LARGEFILE ) ? JSRE_O_LARGEFILE : 0 );
sys.flags |= ( ( flags & O_RDONLY ) ? JSRE_O_RDONLY : 0 );
sys.flags |= ( ( flags & O_WRONLY ) ? JSRE_O_WRONLY : 0 );
sys.flags |= ( ( flags & O_RDWR ) ? JSRE_O_RDWR : 0 );
/* FIXME: we have to check/map all flags */
if ((sys.flags & O_CREAT))
{
va_list ap;
va_start (ap, flags);
sys.mode = va_arg (ap, int);
va_end (ap);
}
else
{
sys.mode = 0;
}
send_to_ppe_0x2101 ( JSRE_OPEN, &sys);
errno = psys_out->err;
return ( psys_out->rc);
}
int
close (int file)
{
int rc;
syscall_close_t sys ;
syscall_out_t *psys_out = ( syscall_out_t* )&sys;
sys.file = file;
send_to_ppe_0x2101 (JSRE_CLOSE, &sys);
errno = psys_out->err;
return ( psys_out->rc);
}
int
fstat (int file, struct stat *pstat)
{
syscall_fstat_t sys;
syscall_out_t *psys_out = ( syscall_out_t* )&sys;
jsre_stat_t pjstat;
sys.file = file;
sys.ptr = ( unsigned int )&pjstat;
send_to_ppe_0x2101 (JSRE_FSTAT, &sys);
pstat->st_dev = pjstat.dev;
pstat->st_ino = pjstat.ino;
pstat->st_mode = pjstat.mode;
pstat->st_nlink = pjstat.nlink;
pstat->st_uid = pjstat.uid;
pstat->st_gid = pjstat.gid;
pstat->st_rdev = pjstat.rdev;
pstat->st_size = pjstat.size;
pstat->st_blksize = pjstat.blksize;
pstat->st_blocks = pjstat.blocks;
pstat->st_atime = pjstat.atime;
pstat->st_mtime = pjstat.mtime;
pstat->st_ctime = pjstat.ctime;
errno = psys_out->err;
return( psys_out->rc );
}
int
unlink (const char *pathname)
{
int rc;
syscall_unlink_t sys ;
syscall_out_t *psys_out = ( syscall_out_t* )&sys;
sys.pathname = ( unsigned int )pathname;
send_to_ppe_0x2101 (JSRE_UNLINK, &sys);
errno = psys_out->err;
return ( psys_out->rc);
}