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2010-12-02 Jayant Sonar jayant.sonar@kpitcummins.com

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Kaushik Phatak  kaushik.phatak@kpitcummins.com

        * configure.in: Add CR16 support.
        * configure: Regenerated.
        * cr16/aclocal.m4: New.
        * cr16/close.c: New.
        * cr16/configure: New.
        * cr16/configure.in: New.
        * cr16/crt1.S: New.
        * cr16/crti.S: New.
        * cr16/crtn.S: New.
        * cr16/dvz_hndl.c: New.
        * cr16/_exit.c: New.
        * cr16/flg_hndl.c: New.
        * cr16/fstat.c: New.
        * cr16/_getenv.c: New.
        * cr16/getpid.c: New.
        * cr16/iad_hndl.c: New.
        * cr16/intable.c: New.
        * cr16/isatty.c: New.
        * cr16/kill.c: New.
        * cr16/lseek.c: New.
        * cr16/Makefile.in: New.
        * cr16/open.c: New.
        * cr16/putnum.c: New.
        * cr16/read.c: New.
        * cr16/_rename.c: New.
        * cr16/sbrk.c: New.
        * cr16/sim.ld: New.
        * cr16/stat.c: New.
        * cr16/svc_hndl.c: New.
        * cr16/time.c: New.
        * cr16/und_hndl.c: New.
        * cr16/unlink.c: New.
        * cr16/write.c: New.
This commit is contained in:
Jeff Johnston
2010-12-02 19:35:47 +00:00
parent 874a87f8cd
commit 8ae0b98903
34 changed files with 5633 additions and 0 deletions
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41
libgloss/cr16/open.c Normal file
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/* open.c -- Implementation of the low-level open() routine
*
* Copyright (c) 2004 National Semiconductor Corporation
*
* 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.
*/
#include <sys/syscall.h>
#include <stdarg.h>
int open_aux (char *, int, int);
/* The prototype in <fcntl.h> for open() uses ..., meaning function
* parameters reside on stack, but the debugger expects the parameters
* to reside in registers, thus we call an auxiliary function with
* bounded number of parameters.
*/
int _open (char *path, int flags, ...)
{
int mode;
va_list ap;
va_start(ap, flags);
mode = va_arg(ap, int);
open_aux (path, flags, mode);
va_end(ap);
}
int open_aux (char *path, int flags, int mode)
{
HOST_SERVICE (SVC_OPEN);
}