diff options
Diffstat (limited to 'arch/xtensa/kernel/syscall.c')
| -rw-r--r-- | arch/xtensa/kernel/syscall.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/arch/xtensa/kernel/syscall.c b/arch/xtensa/kernel/syscall.c new file mode 100644 index 00000000..816e6d0d --- /dev/null +++ b/arch/xtensa/kernel/syscall.c @@ -0,0 +1,57 @@ +/* + * arch/xtensa/kernel/syscall.c + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2001 - 2005 Tensilica Inc. + * Copyright (C) 2000 Silicon Graphics, Inc. + * Copyright (C) 1995 - 2000 by Ralf Baechle + * + * Joe Taylor <joe@tensilica.com, joetylr@yahoo.com> + * Marc Gauthier <marc@tensilica.com, marc@alumni.uwaterloo.ca> + * Chris Zankel <chris@zankel.net> + * Kevin Chea + * + */ +#include <asm/uaccess.h> +#include <asm/syscall.h> +#include <asm/unistd.h> +#include <linux/linkage.h> +#include <linux/stringify.h> +#include <linux/errno.h> +#include <linux/syscalls.h> +#include <linux/file.h> +#include <linux/fs.h> +#include <linux/mman.h> +#include <linux/shm.h> + +typedef void (*syscall_t)(void); + +syscall_t sys_call_table[__NR_syscall_count] /* FIXME __cacheline_aligned */= { + [0 ... __NR_syscall_count - 1] = (syscall_t)&sys_ni_syscall, + +#undef __SYSCALL +#define __SYSCALL(nr,symbol,nargs) [ nr ] = (syscall_t)symbol, +#undef _XTENSA_UNISTD_H +#undef __KERNEL_SYSCALLS__ +#include <asm/unistd.h> +}; + +asmlinkage long xtensa_shmat(int shmid, char __user *shmaddr, int shmflg) +{ + unsigned long ret; + long err; + + err = do_shmat(shmid, shmaddr, shmflg, &ret); + if (err) + return err; + return (long)ret; +} + +asmlinkage long xtensa_fadvise64_64(int fd, int advice, unsigned long long offset, unsigned long long len) +{ + return sys_fadvise64_64(fd, offset, len, advice); +} + |