2 * Based on arch/arm/include/asm/traps.h
4 * Copyright (C) 2012 ARM Ltd.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 #include <linux/list.h>
22 #include <asm/sections.h>
27 struct list_head node;
32 int (*fn)(struct pt_regs *regs, u32 instr);
35 void register_undef_hook(struct undef_hook *hook);
36 void unregister_undef_hook(struct undef_hook *hook);
37 void force_signal_inject(int signal, int code, struct pt_regs *regs,
38 unsigned long address);
40 void arm64_notify_segfault(struct pt_regs *regs, unsigned long addr);
43 * Move regs->pc to next instruction and do necessary setup before it
46 void arm64_skip_faulting_instruction(struct pt_regs *regs, unsigned long size);
48 static inline int __in_irqentry_text(unsigned long ptr)
50 return ptr >= (unsigned long)&__irqentry_text_start &&
51 ptr < (unsigned long)&__irqentry_text_end;
54 static inline int in_exception_text(unsigned long ptr)
58 in = ptr >= (unsigned long)&__exception_text_start &&
59 ptr < (unsigned long)&__exception_text_end;
61 return in ? : __in_irqentry_text(ptr);
64 static inline int in_entry_text(unsigned long ptr)
66 return ptr >= (unsigned long)&__entry_text_start &&
67 ptr < (unsigned long)&__entry_text_end;