70 lines
1.4 KiB
C
70 lines
1.4 KiB
C
|
/* SPDX-License-Identifier: GPL-2.0 */
|
||
|
|
#ifndef _ASM_M68K_SYSCALL_H
|
||
|
|
#define _ASM_M68K_SYSCALL_H
|
||
|
|
|
||
|
|
#include <uapi/linux/audit.h>
|
||
|
|
|
||
|
|
#include <asm/unistd.h>
|
||
|
|
|
||
|
|
extern const unsigned long sys_call_table[];
|
||
|
|
|
||
|
|
static inline int syscall_get_nr(struct task_struct *task,
|
||
|
|
struct pt_regs *regs)
|
||
|
|
{
|
||
|
|
return regs->orig_d0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void syscall_rollback(struct task_struct *task,
|
||
|
|
struct pt_regs *regs)
|
||
|
|
{
|
||
|
|
regs->d0 = regs->orig_d0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline long syscall_get_error(struct task_struct *task,
|
||
|
|
struct pt_regs *regs)
|
||
|
|
{
|
||
|
|
unsigned long error = regs->d0;
|
||
|
|
|
||
|
|
return IS_ERR_VALUE(error) ? error : 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline long syscall_get_return_value(struct task_struct *task,
|
||
|
|
struct pt_regs *regs)
|
||
|
|
{
|
||
|
|
return regs->d0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void syscall_set_return_value(struct task_struct *task,
|
||
|
|
struct pt_regs *regs,
|
||
|
|
int error, long val)
|
||
|
|
{
|
||
|
|
regs->d0 = (long)error ?: val;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void syscall_get_arguments(struct task_struct *task,
|
||
|
|
struct pt_regs *regs,
|
||
|
|
unsigned long *args)
|
||
|
|
{
|
||
|
|
args[0] = regs->orig_d0;
|
||
|
|
args++;
|
||
|
|
|
||
|
|
memcpy(args, ®s->d1, 5 * sizeof(args[0]));
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void syscall_set_arguments(struct task_struct *task,
|
||
|
|
struct pt_regs *regs,
|
||
|
|
unsigned long *args)
|
||
|
|
{
|
||
|
|
regs->orig_d0 = args[0];
|
||
|
|
args++;
|
||
|
|
|
||
|
|
memcpy(®s->d1, args, 5 * sizeof(args[0]));
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline int syscall_get_arch(struct task_struct *task)
|
||
|
|
{
|
||
|
|
return AUDIT_ARCH_M68K;
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif /* _ASM_M68K_SYSCALL_H */
|