1#ifndef __ASM_STACKTRACE_H
2#define __ASM_STACKTRACE_H
3
4struct stackframe {
5	unsigned long fp;
6	unsigned long sp;
7	unsigned long lr;
8	unsigned long pc;
9};
10
11struct metag_frame {
12	unsigned long fp;
13	unsigned long lr;
14};
15
16extern int unwind_frame(struct stackframe *frame);
17extern void walk_stackframe(struct stackframe *frame,
18			    int (*fn)(struct stackframe *, void *), void *data);
19
20#endif	/* __ASM_STACKTRACE_H */
21