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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [include/] [asm-parisc/] [ptrace.h] - Blame information for rev 1765

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1 1275 phoenix
#ifndef _PARISC_PTRACE_H
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#define _PARISC_PTRACE_H
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/* written by Philipp Rumpf, Copyright (C) 1999 SuSE GmbH Nuernberg
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** Copyright (C) 2000 Grant Grundler, Hewlett-Packard
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*/
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#include <linux/types.h>
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/* This struct defines the way the registers are stored on the
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 * stack during a system call.
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 *
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 * N.B. gdb/strace care about the size and offsets within this
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 * structure. If you change things, you may break object compatibility
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 * for those applications.
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 */
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struct pt_regs {
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        unsigned long gr[32];   /* PSW is in gr[0] */
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        __u64 fr[32];
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        unsigned long sr[ 8];
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        unsigned long iasq[2];
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        unsigned long iaoq[2];
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        unsigned long cr27;
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        unsigned long pad0;     /* available for other uses */
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        unsigned long orig_r28;
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        unsigned long ksp;
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        unsigned long kpc;
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        unsigned long sar;      /* CR11 */
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        unsigned long iir;      /* CR19 */
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        unsigned long isr;      /* CR20 */
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        unsigned long ior;      /* CR21 */
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        unsigned long ipsw;     /* CR22 */
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};
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#define task_regs(task) ((struct pt_regs *) ((char *)(task) + TASK_REGS))
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/*
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 * The numbers chosen here are somewhat arbitrary but absolutely MUST
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 * not overlap with any of the number assigned in <linux/ptrace.h>.
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 *
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 * These ones are taken from IA-64 on the assumption that theirs are
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 * the most correct (and we also want to support PTRACE_SINGLEBLOCK
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 * since we have taken branch traps too)
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 */
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#define PTRACE_SINGLEBLOCK      12      /* resume execution until next branch */
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#define PTRACE_GETSIGINFO       13      /* get child's siginfo structure */
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#define PTRACE_SETSIGINFO       14      /* set child's siginfo structure */
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#ifdef __KERNEL__
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/* XXX should we use iaoq[1] or iaoq[0] ? */
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#define user_mode(regs)                 (((regs)->iaoq[0] &  3) ? 1 : 0)
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#define instruction_pointer(regs)       ((regs)->iaoq[0] & ~3)
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extern void show_regs(struct pt_regs *);
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#endif
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#endif

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