| Haavard Skinnemoen | 5f97f7f | 2006-09-25 23:32:13 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2004-2006 Atmel Corporation |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License version 2 as |
| 6 | * published by the Free Software Foundation. |
| 7 | */ |
| 8 | #ifndef __ASM_AVR32_PTRACE_H |
| 9 | #define __ASM_AVR32_PTRACE_H |
| 10 | |
| David Howells | 83b9d3a | 2012-10-10 12:09:31 +0100 | [diff] [blame] | 11 | #include <uapi/asm/ptrace.h> |
| Haavard Skinnemoen | 5f97f7f | 2006-09-25 23:32:13 -0700 | [diff] [blame] | 12 | |
| 13 | #ifndef __ASSEMBLY__ |
| Haavard Skinnemoen | 13b54a5 | 2007-11-27 13:50:45 +0100 | [diff] [blame] | 14 | |
| 15 | #include <asm/ocd.h> |
| 16 | |
| Christoph Hellwig | 1d83931 | 2010-03-10 15:22:51 -0800 | [diff] [blame] | 17 | #define arch_has_single_step() (1) |
| 18 | |
| Haavard Skinnemoen | 13b54a5 | 2007-11-27 13:50:45 +0100 | [diff] [blame] | 19 | #define arch_ptrace_attach(child) ocd_enable(child) |
| 20 | |
| 21 | #define user_mode(regs) (((regs)->sr & MODE_MASK) == MODE_USER) |
| 22 | #define instruction_pointer(regs) ((regs)->pc) |
| 23 | #define profile_pc(regs) instruction_pointer(regs) |
| Al Viro | 5208ba2 | 2012-12-14 01:50:19 -0500 | [diff] [blame] | 24 | #define user_stack_pointer(regs) ((regs)->sp) |
| Haavard Skinnemoen | 13b54a5 | 2007-11-27 13:50:45 +0100 | [diff] [blame] | 25 | |
| Haavard Skinnemoen | 5f97f7f | 2006-09-25 23:32:13 -0700 | [diff] [blame] | 26 | static __inline__ int valid_user_regs(struct pt_regs *regs) |
| 27 | { |
| 28 | /* |
| 29 | * Some of the Java bits might be acceptable if/when we |
| 30 | * implement some support for that stuff... |
| 31 | */ |
| 32 | if ((regs->sr & 0xffff0000) == 0) |
| 33 | return 1; |
| 34 | |
| 35 | /* |
| 36 | * Force status register flags to be sane and report this |
| 37 | * illegal behaviour... |
| 38 | */ |
| 39 | regs->sr &= 0x0000ffff; |
| 40 | return 0; |
| 41 | } |
| 42 | |
| Haavard Skinnemoen | 5f97f7f | 2006-09-25 23:32:13 -0700 | [diff] [blame] | 43 | |
| Haavard Skinnemoen | 5f97f7f | 2006-09-25 23:32:13 -0700 | [diff] [blame] | 44 | #endif /* ! __ASSEMBLY__ */ |
| Haavard Skinnemoen | 5f97f7f | 2006-09-25 23:32:13 -0700 | [diff] [blame] | 45 | #endif /* __ASM_AVR32_PTRACE_H */ |