1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
4 */
5
6 #ifndef __UM_PTRACE_GENERIC_H
7 #define __UM_PTRACE_GENERIC_H
8
9 #ifndef __ASSEMBLY__
10
11 #include <sysdep/ptrace.h>
12
13 struct pt_regs {
14 struct uml_pt_regs regs;
15 };
16
17 #define arch_has_single_step() (1)
18
19 #define EMPTY_REGS { .regs = EMPTY_UML_PT_REGS }
20
21 #define PT_REGS_IP(r) UPT_IP(&(r)->regs)
22 #define PT_REGS_SP(r) UPT_SP(&(r)->regs)
23
24 #define PT_REGS_RESTART_SYSCALL(r) UPT_RESTART_SYSCALL(&(r)->regs)
25
26 #define PT_REGS_SYSCALL_NR(r) UPT_SYSCALL_NR(&(r)->regs)
27
28 #define instruction_pointer(regs) PT_REGS_IP(regs)
29
30 #define PTRACE_OLDSETOPTIONS 21
31
32 struct task_struct;
33
34 extern long subarch_ptrace(struct task_struct *child, long request,
35 unsigned long addr, unsigned long data);
36 extern unsigned long getreg(struct task_struct *child, int regno);
37 extern int putreg(struct task_struct *child, int regno, unsigned long value);
38
39 extern int poke_user(struct task_struct *child, long addr, long data);
40 extern int peek_user(struct task_struct *child, long addr, long data);
41
42 extern int arch_set_tls(struct task_struct *new, unsigned long tls);
43 extern void clear_flushed_tls(struct task_struct *task);
44 extern int syscall_trace_enter(struct pt_regs *regs);
45 extern void syscall_trace_leave(struct pt_regs *regs);
46
47 #endif
48
49 #endif
50
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