diff options
Diffstat (limited to 'include/asm-ia64/kprobes.h')
-rw-r--r-- | include/asm-ia64/kprobes.h | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/include/asm-ia64/kprobes.h b/include/asm-ia64/kprobes.h deleted file mode 100644 index ef71b57fc2f4..000000000000 --- a/include/asm-ia64/kprobes.h +++ /dev/null | |||
@@ -1,133 +0,0 @@ | |||
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 <linux/percpu.h> | ||
30 | #include <asm/break.h> | ||
31 | |||
32 | #define __ARCH_WANT_KPROBES_INSN_SLOT | ||
33 | #define MAX_INSN_SIZE 2 /* last half is for kprobe-booster */ | ||
34 | #define BREAK_INST (long)(__IA64_BREAK_KPROBE << 6) | ||
35 | #define NOP_M_INST (long)(1<<27) | ||
36 | #define BRL_INST(i1, i2) ((long)((0xcL << 37) | /* brl */ \ | ||
37 | (0x1L << 12) | /* many */ \ | ||
38 | (((i1) & 1) << 36) | ((i2) << 13))) /* imm */ | ||
39 | |||
40 | typedef union cmp_inst { | ||
41 | struct { | ||
42 | unsigned long long qp : 6; | ||
43 | unsigned long long p1 : 6; | ||
44 | unsigned long long c : 1; | ||
45 | unsigned long long r2 : 7; | ||
46 | unsigned long long r3 : 7; | ||
47 | unsigned long long p2 : 6; | ||
48 | unsigned long long ta : 1; | ||
49 | unsigned long long x2 : 2; | ||
50 | unsigned long long tb : 1; | ||
51 | unsigned long long opcode : 4; | ||
52 | unsigned long long reserved : 23; | ||
53 | }f; | ||
54 | unsigned long long l; | ||
55 | } cmp_inst_t; | ||
56 | |||
57 | struct kprobe; | ||
58 | |||
59 | typedef struct _bundle { | ||
60 | struct { | ||
61 | unsigned long long template : 5; | ||
62 | unsigned long long slot0 : 41; | ||
63 | unsigned long long slot1_p0 : 64-46; | ||
64 | } quad0; | ||
65 | struct { | ||
66 | unsigned long long slot1_p1 : 41 - (64-46); | ||
67 | unsigned long long slot2 : 41; | ||
68 | } quad1; | ||
69 | } __attribute__((__aligned__(16))) bundle_t; | ||
70 | |||
71 | struct prev_kprobe { | ||
72 | struct kprobe *kp; | ||
73 | unsigned long status; | ||
74 | }; | ||
75 | |||
76 | #define MAX_PARAM_RSE_SIZE (0x60+0x60/0x3f) | ||
77 | /* per-cpu kprobe control block */ | ||
78 | #define ARCH_PREV_KPROBE_SZ 2 | ||
79 | struct kprobe_ctlblk { | ||
80 | unsigned long kprobe_status; | ||
81 | struct pt_regs jprobe_saved_regs; | ||
82 | unsigned long jprobes_saved_stacked_regs[MAX_PARAM_RSE_SIZE]; | ||
83 | unsigned long *bsp; | ||
84 | unsigned long cfm; | ||
85 | atomic_t prev_kprobe_index; | ||
86 | struct prev_kprobe prev_kprobe[ARCH_PREV_KPROBE_SZ]; | ||
87 | }; | ||
88 | |||
89 | #define kretprobe_blacklist_size 0 | ||
90 | |||
91 | #define SLOT0_OPCODE_SHIFT (37) | ||
92 | #define SLOT1_p1_OPCODE_SHIFT (37 - (64-46)) | ||
93 | #define SLOT2_OPCODE_SHIFT (37) | ||
94 | |||
95 | #define INDIRECT_CALL_OPCODE (1) | ||
96 | #define IP_RELATIVE_CALL_OPCODE (5) | ||
97 | #define IP_RELATIVE_BRANCH_OPCODE (4) | ||
98 | #define IP_RELATIVE_PREDICT_OPCODE (7) | ||
99 | #define LONG_BRANCH_OPCODE (0xC) | ||
100 | #define LONG_CALL_OPCODE (0xD) | ||
101 | #define flush_insn_slot(p) do { } while (0) | ||
102 | |||
103 | typedef struct kprobe_opcode { | ||
104 | bundle_t bundle; | ||
105 | } kprobe_opcode_t; | ||
106 | |||
107 | struct fnptr { | ||
108 | unsigned long ip; | ||
109 | unsigned long gp; | ||
110 | }; | ||
111 | |||
112 | /* Architecture specific copy of original instruction*/ | ||
113 | struct arch_specific_insn { | ||
114 | /* copy of the instruction to be emulated */ | ||
115 | kprobe_opcode_t *insn; | ||
116 | #define INST_FLAG_FIX_RELATIVE_IP_ADDR 1 | ||
117 | #define INST_FLAG_FIX_BRANCH_REG 2 | ||
118 | #define INST_FLAG_BREAK_INST 4 | ||
119 | #define INST_FLAG_BOOSTABLE 8 | ||
120 | unsigned long inst_flag; | ||
121 | unsigned short target_br_reg; | ||
122 | unsigned short slot; | ||
123 | }; | ||
124 | |||
125 | extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr); | ||
126 | extern int kprobe_exceptions_notify(struct notifier_block *self, | ||
127 | unsigned long val, void *data); | ||
128 | |||
129 | extern void invalidate_stacked_regs(void); | ||
130 | extern void flush_register_stack(void); | ||
131 | extern void arch_remove_kprobe(struct kprobe *p); | ||
132 | |||
133 | #endif /* _ASM_KPROBES_H */ | ||