forked from Minki/linux
5208ba24e7
for the architectures that have usp in pt_regs and do not have user_stack_pointer() already defined. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
46 lines
1.1 KiB
C
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 */
|