52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
#ifndef _SPARC64_KPROBES_H
|
|
#define _SPARC64_KPROBES_H
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/percpu.h>
|
|
|
|
typedef u32 kprobe_opcode_t;
|
|
|
|
#define BREAKPOINT_INSTRUCTION 0x91d02070 /* ta 0x70 */
|
|
#define BREAKPOINT_INSTRUCTION_2 0x91d02071 /* ta 0x71 */
|
|
#define MAX_INSN_SIZE 2
|
|
|
|
#define kretprobe_blacklist_size 0
|
|
|
|
#define arch_remove_kprobe(p) do {} while (0)
|
|
|
|
#define ARCH_SUPPORTS_KRETPROBES
|
|
|
|
#define flush_insn_slot(p) \
|
|
do { flushi(&(p)->ainsn.insn[0]); \
|
|
flushi(&(p)->ainsn.insn[1]); \
|
|
} while (0)
|
|
|
|
void kretprobe_trampoline(void);
|
|
|
|
/* Architecture specific copy of original instruction*/
|
|
struct arch_specific_insn {
|
|
/* copy of the original instruction */
|
|
kprobe_opcode_t insn[MAX_INSN_SIZE];
|
|
};
|
|
|
|
struct prev_kprobe {
|
|
struct kprobe *kp;
|
|
unsigned long status;
|
|
unsigned long orig_tnpc;
|
|
unsigned long orig_tstate_pil;
|
|
};
|
|
|
|
/* per-cpu kprobe control block */
|
|
struct kprobe_ctlblk {
|
|
unsigned long kprobe_status;
|
|
unsigned long kprobe_orig_tnpc;
|
|
unsigned long kprobe_orig_tstate_pil;
|
|
struct pt_regs jprobe_saved_regs;
|
|
struct prev_kprobe prev_kprobe;
|
|
};
|
|
|
|
extern int kprobe_exceptions_notify(struct notifier_block *self,
|
|
unsigned long val, void *data);
|
|
extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr);
|
|
#endif /* _SPARC64_KPROBES_H */
|