xref: /OK3568_Linux_fs/kernel/arch/h8300/include/asm/syscall.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef __ASM_H8300_SYSCALLS_32_H
3*4882a593Smuzhiyun #define __ASM_H8300_SYSCALLS_32_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #ifdef __KERNEL__
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #include <linux/compiler.h>
8*4882a593Smuzhiyun #include <linux/linkage.h>
9*4882a593Smuzhiyun #include <linux/types.h>
10*4882a593Smuzhiyun #include <linux/ptrace.h>
11*4882a593Smuzhiyun #include <uapi/linux/audit.h>
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun static inline int
syscall_get_nr(struct task_struct * task,struct pt_regs * regs)14*4882a593Smuzhiyun syscall_get_nr(struct task_struct *task, struct pt_regs *regs)
15*4882a593Smuzhiyun {
16*4882a593Smuzhiyun 	return regs->orig_er0;
17*4882a593Smuzhiyun }
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun static inline void
syscall_get_arguments(struct task_struct * task,struct pt_regs * regs,unsigned long * args)20*4882a593Smuzhiyun syscall_get_arguments(struct task_struct *task, struct pt_regs *regs,
21*4882a593Smuzhiyun 		      unsigned long *args)
22*4882a593Smuzhiyun {
23*4882a593Smuzhiyun 	*args++ = regs->er1;
24*4882a593Smuzhiyun 	*args++ = regs->er2;
25*4882a593Smuzhiyun 	*args++ = regs->er3;
26*4882a593Smuzhiyun 	*args++ = regs->er4;
27*4882a593Smuzhiyun 	*args++ = regs->er5;
28*4882a593Smuzhiyun 	*args   = regs->er6;
29*4882a593Smuzhiyun }
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun static inline int
syscall_get_arch(struct task_struct * task)32*4882a593Smuzhiyun syscall_get_arch(struct task_struct *task)
33*4882a593Smuzhiyun {
34*4882a593Smuzhiyun 	return AUDIT_ARCH_H8300;
35*4882a593Smuzhiyun }
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun /* Misc syscall related bits */
39*4882a593Smuzhiyun asmlinkage long do_syscall_trace_enter(struct pt_regs *regs);
40*4882a593Smuzhiyun asmlinkage void do_syscall_trace_leave(struct pt_regs *regs);
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun #endif /* __KERNEL__ */
43*4882a593Smuzhiyun #endif /* __ASM_H8300_SYSCALLS_32_H */
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