[net-next-2.6.git] / arch / sparc / include / asm / kprobes.h

#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 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 */
Commit	Line	Data
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 */