| /* |
| * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| |
| #ifndef _ARC_KPROBES_H |
| #define _ARC_KPROBES_H |
| |
| typedef u16 kprobe_opcode_t; |
| |
| #define UNIMP_S_INSTRUCTION 0x79e0 |
| #define TRAP_S_2_INSTRUCTION 0x785e |
| |
| #define MAX_INSN_SIZE 8 |
| #define MAX_STACK_SIZE 64 |
| |
| struct arch_specific_insn { |
| int is_short; |
| kprobe_opcode_t *t1_addr, *t2_addr; |
| kprobe_opcode_t t1_opcode, t2_opcode; |
| }; |
| |
| #define flush_insn_slot(p) do{}while(0) |
| |
| #define kretprobe_blacklist_size 0 |
| |
| struct kprobe; |
| |
| void arch_remove_kprobe(struct kprobe *p); |
| |
| int kprobe_exceptions_notify(struct notifier_block *self, |
| unsigned long val, void *data); |
| |
| struct prev_kprobe { |
| struct kprobe *kp; |
| unsigned long status; |
| }; |
| |
| struct kprobe_ctlblk { |
| unsigned int kprobe_status; |
| struct pt_regs jprobe_saved_regs; |
| char jprobes_stack[MAX_STACK_SIZE]; |
| struct prev_kprobe prev_kprobe; |
| }; |
| |
| int kprobe_fault_handler(struct pt_regs *regs, unsigned long cause); |
| |
| #endif |
