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 <asm/ptrace-abi.h> 12 #include <sysdep/ptrace.h> 13 14 struct pt_regs { 15 struct uml_pt_regs regs; 16 }; 17 18 #define arch_has_single_step() (1) 19 20 #define EMPTY_REGS { .regs = EMPTY_UML_PT_REGS } 21 22 #define PT_REGS_IP(r) UPT_IP(&(r)->regs) 23 #define PT_REGS_SP(r) UPT_SP(&(r)->regs) 24 25 #define PT_REGS_RESTART_SYSCALL(r) UPT_RESTART_SYSCALL(&(r)->regs) 26 27 #define PT_REGS_SYSCALL_NR(r) UPT_SYSCALL_NR(&(r)->regs) 28 29 #define instruction_pointer(regs) PT_REGS_IP(regs) 30 31 struct task_struct; 32 33 extern long subarch_ptrace(struct task_struct *child, long request, 34 unsigned long addr, unsigned long data); 35 extern unsigned long getreg(struct task_struct *child, int regno); 36 extern int putreg(struct task_struct *child, int regno, unsigned long value); 37 38 extern int arch_copy_tls(struct task_struct *new); 39 extern void clear_flushed_tls(struct task_struct *task); 40 extern void syscall_trace_enter(struct pt_regs *regs); 41 extern void syscall_trace_leave(struct pt_regs *regs); 42 43 #endif 44 45 #endif 46