xref: /OK3568_Linux_fs/kernel/arch/um/include/asm/ptrace-generic.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
4*4882a593Smuzhiyun  */
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun #ifndef __UM_PTRACE_GENERIC_H
7*4882a593Smuzhiyun #define __UM_PTRACE_GENERIC_H
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #ifndef __ASSEMBLY__
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #include <sysdep/ptrace.h>
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun struct pt_regs {
14*4882a593Smuzhiyun 	struct uml_pt_regs regs;
15*4882a593Smuzhiyun };
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun #define arch_has_single_step()	(1)
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun #define EMPTY_REGS { .regs = EMPTY_UML_PT_REGS }
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #define PT_REGS_IP(r) UPT_IP(&(r)->regs)
22*4882a593Smuzhiyun #define PT_REGS_SP(r) UPT_SP(&(r)->regs)
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun #define PT_REGS_RESTART_SYSCALL(r) UPT_RESTART_SYSCALL(&(r)->regs)
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun #define PT_REGS_SYSCALL_NR(r) UPT_SYSCALL_NR(&(r)->regs)
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun #define instruction_pointer(regs) PT_REGS_IP(regs)
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun #define PTRACE_OLDSETOPTIONS 21
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun struct task_struct;
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun extern long subarch_ptrace(struct task_struct *child, long request,
35*4882a593Smuzhiyun 	unsigned long addr, unsigned long data);
36*4882a593Smuzhiyun extern unsigned long getreg(struct task_struct *child, int regno);
37*4882a593Smuzhiyun extern int putreg(struct task_struct *child, int regno, unsigned long value);
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun extern int arch_set_tls(struct task_struct *new, unsigned long tls);
40*4882a593Smuzhiyun extern void clear_flushed_tls(struct task_struct *task);
41*4882a593Smuzhiyun extern int syscall_trace_enter(struct pt_regs *regs);
42*4882a593Smuzhiyun extern void syscall_trace_leave(struct pt_regs *regs);
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun #endif
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun #endif
47