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author | Ley Foon Tan <lftan@altera.com> | 2014-11-06 10:19:57 +0300 |
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committer | Ley Foon Tan <lftan@altera.com> | 2014-12-08 07:55:58 +0300 |
commit | 1000197d801329804d30094aef5dba0265204d17 (patch) | |
tree | 9c494ebb84afcfae63306c6d8fdcd56028cb80fc /arch/nios2/kernel/syscall_table.c | |
parent | 19f4c6b5afb92d405009cb8801bde3edc9205dc0 (diff) | |
download | linux-1000197d801329804d30094aef5dba0265204d17.tar.xz |
nios2: System calls handling
This patch adds support for system calls from userspaces. It uses the
asm-generic/unistd.h definitions with architecture spcific syscall.
The sys_call_table is just an array defined in a C file and it contains
pointers to the syscall functions.
Signed-off-by: Ley Foon Tan <lftan@altera.com>
Diffstat (limited to 'arch/nios2/kernel/syscall_table.c')
-rw-r--r-- | arch/nios2/kernel/syscall_table.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/nios2/kernel/syscall_table.c b/arch/nios2/kernel/syscall_table.c new file mode 100644 index 000000000000..06e6ac1835b2 --- /dev/null +++ b/arch/nios2/kernel/syscall_table.c @@ -0,0 +1,29 @@ +/* + * Copyright Altera Corporation (C) 2013. All rights reserved + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see <http://www.gnu.org/licenses/>. + * + */ + +#include <linux/syscalls.h> +#include <linux/signal.h> +#include <linux/unistd.h> + +#include <asm/syscalls.h> + +#undef __SYSCALL +#define __SYSCALL(nr, call) [nr] = (call), + +void *sys_call_table[__NR_syscalls] = { +#include <asm/unistd.h> +}; |