forked from luck/tmp_suning_uos_patched
0e9a6cb5e6
[ poleg@redhat.com: no need to declare show_regs() in ptrace.h, sched.h does this ] Signed-off-by: Mike Frysinger <vapier@gentoo.org> Cc: Tejun Heo <tj@kernel.org> Signed-off-by: Oleg Nesterov <oleg@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
64 lines
1.8 KiB
C
64 lines
1.8 KiB
C
#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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/*
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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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#ifdef __KERNEL__
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#define task_regs(task) ((struct pt_regs *) ((char *)(task) + TASK_REGS))
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#define arch_has_single_step() 1
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#define arch_has_block_step() 1
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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 user_space(regs) (((regs)->iasq[1] != 0) ? 1 : 0)
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#define instruction_pointer(regs) ((regs)->iaoq[0] & ~3)
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#define user_stack_pointer(regs) ((regs)->gr[30])
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unsigned long profile_pc(struct pt_regs *);
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#endif /* __KERNEL__ */
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#endif
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