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-rw-r--r--include/asm-ia64/kprobes.h72
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diff --git a/include/asm-ia64/kprobes.h b/include/asm-ia64/kprobes.h
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1#ifndef _ASM_KPROBES_H
2#define _ASM_KPROBES_H
3/*
4 * Kernel Probes (KProbes)
5 * include/asm-ia64/kprobes.h
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 *
21 * Copyright (C) IBM Corporation, 2002, 2004
22 * Copyright (C) Intel Corporation, 2005
23 *
24 * 2005-Apr Rusty Lynch <rusty.lynch@intel.com> and Anil S Keshavamurthy
25 * <anil.s.keshavamurthy@intel.com> adapted from i386
26 */
27#include <linux/types.h>
28#include <linux/ptrace.h>
29#include <asm/break.h>
30
31#define BREAK_INST (long)(__IA64_BREAK_KPROBE << 6)
32
33typedef struct _bundle {
34 struct {
35 unsigned long long template : 5;
36 unsigned long long slot0 : 41;
37 unsigned long long slot1_p0 : 64-46;
38 } quad0;
39 struct {
40 unsigned long long slot1_p1 : 41 - (64-46);
41 unsigned long long slot2 : 41;
42 } quad1;
43} __attribute__((__aligned__(16))) bundle_t;
44
45#define JPROBE_ENTRY(pentry) (kprobe_opcode_t *)pentry
46
47typedef struct kprobe_opcode {
48 bundle_t bundle;
49} kprobe_opcode_t;
50
51struct fnptr {
52 unsigned long ip;
53 unsigned long gp;
54};
55
56/* Architecture specific copy of original instruction*/
57struct arch_specific_insn {
58 /* copy of the original instruction */
59 kprobe_opcode_t insn;
60};
61
62#ifdef CONFIG_KPROBES
63extern int kprobe_exceptions_notify(struct notifier_block *self,
64 unsigned long val, void *data);
65#else /* !CONFIG_KPROBES */
66static inline int kprobe_exceptions_notify(struct notifier_block *self,
67 unsigned long val, void *data)
68{
69 return 0;
70}
71#endif
72#endif /* _ASM_KPROBES_H */