| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * linux/arch/unicore32/include/asm/stacktrace.h |
| * |
| * Code specific to PKUnity SoC and UniCore ISA |
| * |
| * Copyright (C) 2001-2010 GUAN Xue-tao |
| */ |
| |
| #ifndef __UNICORE_STACKTRACE_H__ |
| #define __UNICORE_STACKTRACE_H__ |
| |
| struct stackframe { |
| unsigned long fp; |
| unsigned long sp; |
| unsigned long lr; |
| unsigned long pc; |
| }; |
| |
| #ifdef CONFIG_FRAME_POINTER |
| extern int unwind_frame(struct stackframe *frame); |
| #else |
| #define unwind_frame(f) (-EINVAL) |
| #endif |
| extern void walk_stackframe(struct stackframe *frame, |
| int (*fn)(struct stackframe *, void *), void *data); |
| |
| #endif /* __UNICORE_STACKTRACE_H__ */ |
