1 /* SPDX-License-Identifier: GPL-2.0 */
5 #include <linux/linkage.h>
6 #include <linux/list.h>
12 struct list_head node;
17 int (*fn)(struct pt_regs *regs, unsigned int instr);
20 void register_undef_hook(struct undef_hook *hook);
21 void unregister_undef_hook(struct undef_hook *hook);
23 static inline int __in_irqentry_text(unsigned long ptr)
25 extern char __irqentry_text_start[];
26 extern char __irqentry_text_end[];
28 return ptr >= (unsigned long)&__irqentry_text_start &&
29 ptr < (unsigned long)&__irqentry_text_end;
32 extern void early_trap_init(void *);
33 extern void dump_backtrace_entry(unsigned long where, unsigned long from,
34 unsigned long frame, const char *loglvl);
35 extern void ptrace_break(struct pt_regs *regs);
37 extern void *vectors_page;
39 asmlinkage void dump_backtrace_stm(u32 *stack, u32 instruction, const char *loglvl);
40 asmlinkage void do_undefinstr(struct pt_regs *regs);
41 asmlinkage void handle_fiq_as_nmi(struct pt_regs *regs);
42 asmlinkage void bad_mode(struct pt_regs *regs, int reason);
43 asmlinkage int arm_syscall(int no, struct pt_regs *regs);
44 asmlinkage void baddataabort(int code, unsigned long instr, struct pt_regs *regs);
45 asmlinkage void __div0(void);
46 asmlinkage void handle_bad_stack(struct pt_regs *regs);