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a00736e9 SR |
1 | #ifndef _SPARC64_KPROBES_H |
2 | #define _SPARC64_KPROBES_H | |
3 | ||
4 | #include <linux/types.h> | |
5 | #include <linux/percpu.h> | |
6 | ||
7 | typedef u32 kprobe_opcode_t; | |
8 | ||
9 | #define BREAKPOINT_INSTRUCTION 0x91d02070 /* ta 0x70 */ | |
10 | #define BREAKPOINT_INSTRUCTION_2 0x91d02071 /* ta 0x71 */ | |
11 | #define MAX_INSN_SIZE 2 | |
12 | ||
13 | #define kretprobe_blacklist_size 0 | |
14 | ||
15 | #define arch_remove_kprobe(p) do {} while (0) | |
16 | ||
17 | #define flush_insn_slot(p) \ | |
18 | do { flushi(&(p)->ainsn.insn[0]); \ | |
19 | flushi(&(p)->ainsn.insn[1]); \ | |
20 | } while (0) | |
21 | ||
22 | void kretprobe_trampoline(void); | |
23 | ||
24 | /* Architecture specific copy of original instruction*/ | |
25 | struct arch_specific_insn { | |
26 | /* copy of the original instruction */ | |
27 | kprobe_opcode_t insn[MAX_INSN_SIZE]; | |
28 | }; | |
29 | ||
30 | struct prev_kprobe { | |
31 | struct kprobe *kp; | |
32 | unsigned long status; | |
33 | unsigned long orig_tnpc; | |
34 | unsigned long orig_tstate_pil; | |
35 | }; | |
36 | ||
37 | /* per-cpu kprobe control block */ | |
38 | struct kprobe_ctlblk { | |
39 | unsigned long kprobe_status; | |
40 | unsigned long kprobe_orig_tnpc; | |
41 | unsigned long kprobe_orig_tstate_pil; | |
42 | struct pt_regs jprobe_saved_regs; | |
43 | struct prev_kprobe prev_kprobe; | |
44 | }; | |
45 | ||
46 | extern int kprobe_exceptions_notify(struct notifier_block *self, | |
47 | unsigned long val, void *data); | |
48 | extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr); | |
49 | #endif /* _SPARC64_KPROBES_H */ |