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#ifndef _PARISC_PTRACE_H
#define _PARISC_PTRACE_H
/* written by Philipp Rumpf, Copyright (C) 1999 SuSE GmbH Nuernberg
** Copyright (C) 2000 Grant Grundler, Hewlett-Packard
*/
#include <linux/types.h>
/* This struct defines the way the registers are stored on the
* stack during a system call.
*
* N.B. gdb/strace care about the size and offsets within this
* structure. If you change things, you may break object compatibility
* for those applications.
*/
struct pt_regs {
unsigned long gr[32]; /* PSW is in gr[0] */
__u64 fr[32];
unsigned long sr[ 8];
unsigned long iasq[2];
unsigned long iaoq[2];
unsigned long cr27;
unsigned long pad0; /* available for other uses */
unsigned long orig_r28;
unsigned long ksp;
unsigned long kpc;
unsigned long sar; /* CR11 */
unsigned long iir; /* CR19 */
unsigned long isr; /* CR20 */
unsigned long ior; /* CR21 */
unsigned long ipsw; /* CR22 */
};
/*
* The numbers chosen here are somewhat arbitrary but absolutely MUST
* not overlap with any of the number assigned in <linux/ptrace.h>.
*
* These ones are taken from IA-64 on the assumption that theirs are
* the most correct (and we also want to support PTRACE_SINGLEBLOCK
* since we have taken branch traps too)
*/
#define PTRACE_SINGLEBLOCK 12 /* resume execution until next branch */
#ifdef __KERNEL__
#define task_regs(task) ((struct pt_regs *) ((char *)(task) + TASK_REGS))
struct task_struct;
#define arch_has_single_step() 1
void user_disable_single_step(struct task_struct *task);
void user_enable_single_step(struct task_struct *task);
#define arch_has_block_step() 1
void user_enable_block_step(struct task_struct *task);
/* XXX should we use iaoq[1] or iaoq[0] ? */
#define user_mode(regs) (((regs)->iaoq[0] & 3) ? 1 : 0)
#define user_space(regs) (((regs)->iasq[1] != 0) ? 1 : 0)
#define instruction_pointer(regs) ((regs)->iaoq[0] & ~3)
unsigned long profile_pc(struct pt_regs *);
extern void show_regs(struct pt_regs *);
#endif
#endif
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