linux-sg2042/arch/avr32/include/asm/ptrace.h

46 lines
1.1 KiB
C

/*
* 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 */