| /* |
| * Ptrace definitions for the Hexagon architecture |
| * |
| * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only version 2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| * 02110-1301, USA. |
| */ |
| |
| #ifndef _ASM_PTRACE_H |
| #define _ASM_PTRACE_H |
| |
| #include <asm/registers.h> |
| |
| #define instruction_pointer(regs) pt_elr(regs) |
| #define user_stack_pointer(regs) ((regs)->r29) |
| |
| #define profile_pc(regs) instruction_pointer(regs) |
| |
| /* kprobe-based event tracer support */ |
| extern int regs_query_register_offset(const char *name); |
| extern const char *regs_query_register_name(unsigned int offset); |
| |
| #define current_pt_regs() \ |
| ((struct pt_regs *) \ |
| ((unsigned long)current_thread_info() + THREAD_SIZE) - 1) |
| |
| #if CONFIG_HEXAGON_ARCH_VERSION >= 4 |
| #define arch_has_single_step() (1) |
| #endif |
| |
| |
| #endif |
