[mirror_ubuntu-bionic-kernel.git] / include / asm-sparc64 / 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 JPROBE_ENTRY(pentry)	(kprobe_opcode_t *)pentry
#define arch_remove_kprobe(p)	do {} while (0)

/* 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 int 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;
	long *jprobe_saved_esp;
	struct pt_regs jprobe_saved_regs;
	struct pt_regs *jprobe_saved_regs_location;
	struct sparc_stackf jprobe_saved_stack;
	struct prev_kprobe prev_kprobe;
};

extern int kprobe_exceptions_notify(struct notifier_block *self,
				    unsigned long val, void *data);
#endif /* _SPARC64_KPROBES_H */
Commit	Line	Data
1da177e4 LT	1	#ifndef _SPARC64_KPROBES_H
	2	#define _SPARC64_KPROBES_H
	3
1da177e4	4	#include <linux/types.h>
f215d985	5	#include <linux/percpu.h>
1da177e4 LT	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 JPROBE_ENTRY(pentry) (kprobe_opcode_t *)pentry
0498b635	14	#define arch_remove_kprobe(p) do {} while (0)
1da177e4 LT	15
	16	/* Architecture specific copy of original instruction*/
	17	struct arch_specific_insn {
	18	/* copy of the original instruction */
	19	kprobe_opcode_t insn[MAX_INSN_SIZE];
	20	};
	21
f215d985 AM	22	struct prev_kprobe {
	23	struct kprobe *kp;
	24	unsigned int status;
	25	unsigned long orig_tnpc;
	26	unsigned long orig_tstate_pil;
	27	};
	28
	29	/* per-cpu kprobe control block */
	30	struct kprobe_ctlblk {
	31	unsigned long kprobe_status;
	32	unsigned long kprobe_orig_tnpc;
	33	unsigned long kprobe_orig_tstate_pil;
	34	long *jprobe_saved_esp;
	35	struct pt_regs jprobe_saved_regs;
	36	struct pt_regs *jprobe_saved_regs_location;
	37	struct sparc_stackf jprobe_saved_stack;
	38	struct prev_kprobe prev_kprobe;
	39	};
	40
1da177e4 LT	41	extern int kprobe_exceptions_notify(struct notifier_block *self,
1da177e4 LT	42	unsigned long val, void *data);
1da177e4	43	#endif /* _SPARC64_KPROBES_H */