[PATCH 6/8] SPU add some file related calls

[Jeff Johnston]

Patch checked in.

-- Jeff J.

Patrick Mansfield wrote:
> Add support for the following spu functions, implemented via assist calls:
> 
> 	void sync(void)
> 	int fsync(int fd)
> 	int fdatasync(int fd)
> 	int dup2(int oldfd, int newfd)
> 	int lockf(int fd, int cmd, off_t len)
> 	int truncate(const char *path, off_t length)
> 
> newlib ChangeLog:
> 
> 2007-06-18 Patrick Mansfield <patmans@us.ibm.com>
> 
> 	* libc/include/sys/unistd.h: Add lockf prototype and related
> 	defines; expose ftruncate, truncate and sync prototypes.
> 
> libgloss ChangeLog:
> 
> 2007-06-18 Patrick Mansfield <patmans@us.ibm.com>
> 
> 	* spu/jsre.h: Add new JSRE opcodes.
> 	* spu/dup2.c: Add dup2 support via assist call.
> 	* spu/fdatasync.c: Add fdatasync support via assist call.
> 	* spu/fsync.c: Add fsync support via assist call.
> 	* spu/lockf.c: Add lockf support via assist call.
> 	* spu/sync.c: Add sync support via assist call.
> 	* spu/truncate.c: Add truncate support via assist call.
> 	* spu/Makefile.in: Add new files.
> 
> Index: quilt/libgloss/spu/Makefile.in
> ===================================================================
> --- quilt.orig/libgloss/spu/Makefile.in
> +++ quilt/libgloss/spu/Makefile.in
> @@ -55,12 +55,13 @@ OBJCOPY = `t='$(program_transform_name)'
>  
>  # object files needed
>  OBJS = \
> -	access.o chdir.o chmod.o chown.o close.o conv_stat.o dup.o exit.o \
> -	fchdir.o fchmod.o fchown.o fstat.o ftruncate.o getcwd.o \
> -	getpagesize.o getpid.o gettimeofday.o isatty.o kill.o lchown.o \
> -	link.o lseek.o lstat.o mkdir.o mknod.o nanosleep.o open.o read.o \
> -	readlink.o rmdir.o sbrk.o stat.o symlink.o syscalls.o unlink.o \
> -	write.o
> +	access.o chdir.o chmod.o chown.o close.o conv_stat.o dup.o \
> +	dup2.o exit.o fchdir.o fchmod.o fchown.o fdatasync.o fstat.o \
> +	fsync.o ftruncate.o getcwd.o getpagesize.o getpid.o \
> +	gettimeofday.o isatty.o kill.o lchown.o link.o lockf.o lseek.o \
> +	lstat.o mkdir.o mknod.o nanosleep.o open.o read.o readlink.o \
> +	rmdir.o sbrk.o stat.o symlink.o sync.o syscalls.o truncate.o \
> +	unlink.o write.o
>  
>  # Object files specific to particular targets.
>  EVALOBJS = ${OBJS}
> Index: quilt/libgloss/spu/sync.c
> ===================================================================
> --- /dev/null
> +++ quilt/libgloss/spu/sync.c
> @@ -0,0 +1,43 @@
> +/*
> +  Copyright 2007
> +  International Business Machines Corporation,
> +  Sony Computer Entertainment, Incorporated,
> +  Toshiba Corporation,
> +
> +  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 names of the copyright holders nor the names of their
> +  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.
> +*/
> +
> +#include <unistd.h>
> +#include "jsre.h"
> +
> +void
> +sync (void)
> +{
> +  int sys;
> +
> +  __send_to_ppe (JSRE_POSIX1_SIGNALCODE, JSRE_SYNC, &sys);
> +}
> Index: quilt/libgloss/spu/dup2.c
> ===================================================================
> --- /dev/null
> +++ quilt/libgloss/spu/dup2.c
> @@ -0,0 +1,53 @@
> +/*
> +  Copyright 2007
> +  International Business Machines Corporation,
> +  Sony Computer Entertainment, Incorporated,
> +  Toshiba Corporation,
> +
> +  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 names of the copyright holders nor the names of their
> +  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.
> +*/
> +
> +#include <unistd.h>
> +#include "jsre.h"
> +
> +typedef struct
> +{
> +  unsigned int oldfd;
> +  unsigned int pad0[3];
> +  unsigned int newfd;
> +  unsigned int pad1[3];
> +} syscall_dup2_t;
> +
> +int
> +dup2 (int oldfd, int newfd)
> +{
> +  syscall_dup2_t sys;
> +
> +  sys.oldfd = (unsigned int) oldfd;
> +  sys.newfd = (unsigned int) newfd;
> +  return __send_to_ppe (JSRE_POSIX1_SIGNALCODE, JSRE_DUP2, &sys);
> +}
> Index: quilt/libgloss/spu/fdatasync.c
> ===================================================================
> --- /dev/null
> +++ quilt/libgloss/spu/fdatasync.c
> @@ -0,0 +1,41 @@
> +/*
> +  Copyright 2007
> +  International Business Machines Corporation,
> +  Sony Computer Entertainment, Incorporated,
> +  Toshiba Corporation,
> +
> +  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 names of the copyright holders nor the names of their
> +  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.
> +*/
> +
> +#include <unistd.h>
> +#include "jsre.h"
> +
> +int
> +fdatasync (int fd)
> +{
> +  return __send_to_ppe (JSRE_POSIX1_SIGNALCODE, JSRE_FDATASYNC, &fd);
> +}
> Index: quilt/libgloss/spu/fsync.c
> ===================================================================
> --- /dev/null
> +++ quilt/libgloss/spu/fsync.c
> @@ -0,0 +1,41 @@
> +/*
> +  Copyright 2007
> +  International Business Machines Corporation,
> +  Sony Computer Entertainment, Incorporated,
> +  Toshiba Corporation,
> +
> +  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 names of the copyright holders nor the names of their
> +  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.
> +*/
> +
> +#include <unistd.h>
> +#include "jsre.h"
> +
> +int
> +fsync (int fd)
> +{
> +  return __send_to_ppe (JSRE_POSIX1_SIGNALCODE, JSRE_FSYNC, &fd);
> +}
> Index: quilt/libgloss/spu/jsre.h
> ===================================================================
> --- quilt.orig/libgloss/spu/jsre.h
> +++ quilt/libgloss/spu/jsre.h
> @@ -70,6 +70,12 @@ Author: Andreas Neukoetter (ti95neuk@de.
>  #define JSRE_LINK 44
>  #define JSRE_SYMLINK 45
>  #define JSRE_READLINK 46
> +#define JSRE_SYNC 47
> +#define JSRE_FSYNC 48
> +#define JSRE_FDATASYNC 49
> +#define JSRE_DUP2 50
> +#define JSRE_LOCKF 51
> +#define JSRE_TRUNCATE 52
>  
>  struct jsre_stat {
>      unsigned int dev;
> Index: quilt/libgloss/spu/lockf.c
> ===================================================================
> --- /dev/null
> +++ quilt/libgloss/spu/lockf.c
> @@ -0,0 +1,56 @@
> +/*
> +  Copyright 2007
> +  International Business Machines Corporation,
> +  Sony Computer Entertainment, Incorporated,
> +  Toshiba Corporation,
> +
> +  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 names of the copyright holders nor the names of their
> +  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.
> +*/
> +
> +#include <unistd.h>
> +#include "jsre.h"
> +
> +typedef struct
> +{
> +  unsigned int fd;
> +  unsigned int pad0[3];
> +  unsigned int cmd;
> +  unsigned int pad1[3];
> +  unsigned int len;
> +  unsigned int pad2[3];
> +} syscall_lockf_t;
> +
> +int
> +lockf (int fd, int cmd, off_t len)
> +{
> +  syscall_lockf_t sys;
> +
> +  sys.fd = (unsigned int) fd;
> +  sys.cmd = (unsigned int) cmd;
> +  sys.len = (unsigned int) len;
> +  return __send_to_ppe (JSRE_POSIX1_SIGNALCODE, JSRE_LOCKF, &sys);
> +}
> Index: quilt/libgloss/spu/truncate.c
> ===================================================================
> --- /dev/null
> +++ quilt/libgloss/spu/truncate.c
> @@ -0,0 +1,53 @@
> +/*
> +  Copyright 2007
> +  International Business Machines Corporation,
> +  Sony Computer Entertainment, Incorporated,
> +  Toshiba Corporation,
> +
> +  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 names of the copyright holders nor the names of their
> +  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.
> +*/
> +
> +#include <unistd.h>
> +#include "jsre.h"
> +
> +typedef struct
> +{
> +  unsigned int path;
> +  unsigned int pad0[3];
> +  unsigned int length;
> +  unsigned int pad1[3];
> +} syscall_truncate_t;
> +
> +int
> +truncate (const char *path, off_t length)
> +{
> +  syscall_truncate_t sys;
> +
> +  sys.path = (unsigned int) path;
> +  sys.length = (unsigned int) length;
> +  return __send_to_ppe (JSRE_POSIX1_SIGNALCODE, JSRE_TRUNCATE, &sys);
> +}
> Index: quilt/newlib/libc/include/sys/unistd.h
> ===================================================================
> --- quilt.orig/newlib/libc/include/sys/unistd.h
> +++ quilt/newlib/libc/include/sys/unistd.h
> @@ -103,6 +103,13 @@ int	_EXFUN(nice, (int __nice_value ));
>  #if !defined(__INSIDE_CYGWIN__)
>  off_t   _EXFUN(lseek, (int __fildes, off_t __offset, int __whence ));
>  #endif
> +#if defined(__SPU__)
> +#define F_ULOCK	0
> +#define F_LOCK	1
> +#define F_TLOCK	2
> +#define F_TEST	3
> +int     _EXFUN(lockf, (int __fd, int __cmd, off_t __len));
> +#endif
>  long    _EXFUN(pathconf, (const char *__path, int __name ));
>  int     _EXFUN(pause, (void ));
>  #ifdef __CYGWIN__
> @@ -194,7 +201,7 @@ _READ_WRITE_RETURN_TYPE _EXFUN(_write, (
>  int     _EXFUN(_execve, (const char *__path, char * const __argv[], char * const __envp[] ));
>  #endif
>  
> -#if defined(__CYGWIN__) || defined(__rtems__) || defined(__sh__)
> +#if defined(__CYGWIN__) || defined(__rtems__) || defined(__sh__) || defined(__SPU__)
>  #if !defined(__INSIDE_CYGWIN__)
>  int     _EXFUN(ftruncate, (int __fd, off_t __length));
>  int     _EXFUN(truncate, (const char *, off_t __length));
> @@ -210,12 +217,14 @@ useconds_t _EXFUN(ualarm, (useconds_t __
>   int	_EXFUN(gethostname, (char *__name, size_t __len));
>  #endif
>  char *	_EXFUN(mktemp, (char *));
> -#if defined(__CYGWIN__)
> +#endif
> +
> +#if defined(__CYGWIN__) || defined(__SPU__)
>  void    _EXFUN(sync, (void));
> -#else /* defined(__rtems__) */
> +#elif defined(__rtems__)
>  int     _EXFUN(sync, (void));
>  #endif
> -#endif
> +
>  int     _EXFUN(readlink, (const char *__path, char *__buf, int __buflen));
>  int     _EXFUN(symlink, (const char *__name1, const char *__name2));
>