| /* | |
| * Copyright (C) 2004-2006 Atmel Corporation | |
| * | |
| * This program is free software; you can redistribute it and/or modify | |
| * it under the terms of the GNU General Public License version 2 as | |
| * published by the Free Software Foundation. | |
| */ | |
| #ifndef __ASM_AVR32_PTRACE_H | |
| #define __ASM_AVR32_PTRACE_H | |
| #include <uapi/asm/ptrace.h> | |
| #ifndef __ASSEMBLY__ | |
| #include <asm/ocd.h> | |
| #define arch_has_single_step() (1) | |
| #define arch_ptrace_attach(child) ocd_enable(child) | |
| #define user_mode(regs) (((regs)->sr & MODE_MASK) == MODE_USER) | |
| #define instruction_pointer(regs) ((regs)->pc) | |
| #define profile_pc(regs) instruction_pointer(regs) | |
| #define user_stack_pointer(regs) ((regs)->sp) | |
| static __inline__ int valid_user_regs(struct pt_regs *regs) | |
| { | |
| /* | |
| * Some of the Java bits might be acceptable if/when we | |
| * implement some support for that stuff... | |
| */ | |
| if ((regs->sr & 0xffff0000) == 0) | |
| return 1; | |
| /* | |
| * Force status register flags to be sane and report this | |
| * illegal behaviour... | |
| */ | |
| regs->sr &= 0x0000ffff; | |
| return 0; | |
| } | |
| #endif /* ! __ASSEMBLY__ */ | |
| #endif /* __ASM_AVR32_PTRACE_H */ |