From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- arch/m32r/include/asm/ptrace.h | 44 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 arch/m32r/include/asm/ptrace.h (limited to 'arch/m32r/include/asm/ptrace.h') diff --git a/arch/m32r/include/asm/ptrace.h b/arch/m32r/include/asm/ptrace.h new file mode 100644 index 000000000..fa58ccfff --- /dev/null +++ b/arch/m32r/include/asm/ptrace.h @@ -0,0 +1,44 @@ +/* + * linux/include/asm-m32r/ptrace.h + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * M32R version: + * Copyright (C) 2001-2002, 2004 Hirokazu Takata + */ +#ifndef _ASM_M32R_PTRACE_H +#define _ASM_M32R_PTRACE_H + + +#include /* M32R_PSW_BSM, M32R_PSW_BPM */ +#include + +#define arch_has_single_step() (1) + +struct task_struct; +extern void init_debug_traps(struct task_struct *); +#define arch_ptrace_attach(child) \ + init_debug_traps(child) + +#if defined(CONFIG_ISA_M32R2) || defined(CONFIG_CHIP_VDEC2) +#define user_mode(regs) ((M32R_PSW_BPM & (regs)->psw) != 0) +#elif defined(CONFIG_ISA_M32R) +#define user_mode(regs) ((M32R_PSW_BSM & (regs)->psw) != 0) +#else +#error unknown isa configuration +#endif + +#define instruction_pointer(regs) ((regs)->bpc) +#define profile_pc(regs) instruction_pointer(regs) +#define user_stack_pointer(regs) ((regs)->spu) + +extern void withdraw_debug_trap(struct pt_regs *regs); + +#define task_pt_regs(task) \ + ((struct pt_regs *)(task_stack_page(task) + THREAD_SIZE) - 1) +#define current_pt_regs() ((struct pt_regs *) \ + ((unsigned long)current_thread_info() + THREAD_SIZE) - 1) + +#endif /* _ASM_M32R_PTRACE_H */ -- cgit v1.2.3-54-g00ecf