1 /* 2 * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) 3 * Licensed under the GPL 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 struct task_struct; 31 32 extern long subarch_ptrace(struct task_struct *child, long request, 33 unsigned long addr, unsigned long data); 34 extern unsigned long getreg(struct task_struct *child, int regno); 35 extern int putreg(struct task_struct *child, int regno, unsigned long value); 36 37 extern int arch_copy_tls(struct task_struct *new); 38 extern void clear_flushed_tls(struct task_struct *task); 39 extern int syscall_trace_enter(struct pt_regs *regs); 40 extern void syscall_trace_leave(struct pt_regs *regs); 41 42 #endif 43 44 #endif 45