diff options
Diffstat (limited to 'libc/sysdeps/linux/frv')
| -rw-r--r-- | libc/sysdeps/linux/frv/Makefile | 2 | ||||
| -rw-r--r-- | libc/sysdeps/linux/frv/syscall.c | 41 |
2 files changed, 42 insertions, 1 deletions
diff --git a/libc/sysdeps/linux/frv/Makefile b/libc/sysdeps/linux/frv/Makefile index 6a9b8e777..28487f770 100644 --- a/libc/sysdeps/linux/frv/Makefile +++ b/libc/sysdeps/linux/frv/Makefile @@ -33,7 +33,7 @@ SSRC+=mcount.S endif SOBJS=$(patsubst %.S,%.o, $(SSRC)) -CSRC=mmap.c sysdep.c brk.c sbrk.c __init_brk.c dl-iterate-phdr.c +CSRC=mmap.c sysdep.c syscall.c brk.c sbrk.c __init_brk.c dl-iterate-phdr.c COBJS=$(patsubst %.c,%.o, $(CSRC)) OBJS=$(SOBJS) $(COBJS) diff --git a/libc/sysdeps/linux/frv/syscall.c b/libc/sysdeps/linux/frv/syscall.c new file mode 100644 index 000000000..7b416e87d --- /dev/null +++ b/libc/sysdeps/linux/frv/syscall.c @@ -0,0 +1,41 @@ +/* syscall for frv/uClibc + * + * Copyright (C) 2004 by Alexandre Oliva <aoliva@redhat.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, write to the Free Software Foundation, + * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <features.h> +#include <errno.h> +#include <sys/types.h> +#include <sys/syscall.h> + + +long syscall(long sysnum, long arg1, long arg2, long arg3, + long arg4, long arg5, long arg6) +{ + register unsigned long __scnum __asm__ ("gr7") = (sysnum); + register unsigned long __sc0 __asm__ ("gr8") = (unsigned long) (arg1); + register unsigned long __sc1 __asm__ ("gr9") = (unsigned long) (arg2); + register unsigned long __sc2 __asm__ ("gr10") = (unsigned long) (arg3); + register unsigned long __sc3 __asm__ ("gr11") = (unsigned long) (arg4); + register unsigned long __sc4 __asm__ ("gr12") = (unsigned long) (arg5); + register unsigned long __sc5 __asm__ ("gr13") = (unsigned long) (arg6); + __asm__ __volatile__ ("tra gr0,gr0" + : "+r" (__sc0) + : "r" (__scnum), "r" (__sc1), "r" (__sc2), + "r" (__sc3), "r" (__sc4), "r" (__sc5)); + __syscall_return(long,__sc0); +} |