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