| 1234567891011121314151617181920212223242526272829303132333435363738 |
- /* SPDX-License-Identifier: GPL-2.0 */
- #ifndef _ASMARM_TRAP_H
- #define _ASMARM_TRAP_H
- #include <linux/list.h>
- struct pt_regs;
- struct task_struct;
- struct undef_hook {
- struct list_head node;
- u32 instr_mask;
- u32 instr_val;
- u32 cpsr_mask;
- u32 cpsr_val;
- int (*fn)(struct pt_regs *regs, unsigned int instr);
- };
- void register_undef_hook(struct undef_hook *hook);
- void unregister_undef_hook(struct undef_hook *hook);
- static inline int __in_irqentry_text(unsigned long ptr)
- {
- extern char __irqentry_text_start[];
- extern char __irqentry_text_end[];
- return ptr >= (unsigned long)&__irqentry_text_start &&
- ptr < (unsigned long)&__irqentry_text_end;
- }
- extern void __init early_trap_init(void *);
- extern void dump_backtrace_entry(unsigned long where, unsigned long from,
- unsigned long frame, const char *loglvl);
- extern void ptrace_break(struct pt_regs *regs);
- extern void *vectors_page;
- #endif
|
