diff options
Diffstat (limited to 'arch/avr32/include/asm/ptrace.h')
| -rw-r--r-- | arch/avr32/include/asm/ptrace.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/avr32/include/asm/ptrace.h b/arch/avr32/include/asm/ptrace.h new file mode 100644 index 000000000..630e4f9bf --- /dev/null +++ b/arch/avr32/include/asm/ptrace.h @@ -0,0 +1,45 @@ +/* + * 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 */ |