1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright Altera Corporation (C) <2014>. All rights reserved
6 #ifndef __ASM_NIOS2_SYSCALL_H__
7 #define __ASM_NIOS2_SYSCALL_H__
9 #include <uapi/linux/audit.h>
10 #include <linux/err.h>
11 #include <linux/sched.h>
13 static inline int syscall_get_nr(struct task_struct *task, struct pt_regs *regs)
18 static inline void syscall_rollback(struct task_struct *task,
21 regs->r2 = regs->orig_r2;
22 regs->r7 = regs->orig_r7;
25 static inline long syscall_get_error(struct task_struct *task,
28 return regs->r7 ? regs->r2 : 0;
31 static inline long syscall_get_return_value(struct task_struct *task,
37 static inline void syscall_set_return_value(struct task_struct *task,
38 struct pt_regs *regs, int error, long val)
41 /* error < 0, but nios2 uses > 0 return value */
50 static inline void syscall_get_arguments(struct task_struct *task,
51 struct pt_regs *regs, unsigned long *args)
61 static inline int syscall_get_arch(struct task_struct *task)
63 return AUDIT_ARCH_NIOS2;