/* SPDX-License-Identifier: BSD-3-Clause

*

* Copyright(c) 2020 Intel Corporation. All rights reserved.

*/

#ifdef __SOF_DEBUG_BACKTRACE_H__

#ifndef __ARCH_DEBUG_BACKTRACE_H__

#define __ARCH_DEBUG_BACKTRACE_H__

#include <execinfo.h>

#include <stddef.h>

#include <stdio.h>

#include <stdlib.h>

/* architecture specific stack frames to dump */

#define ARCH_STACK_DUMP_FRAMES 32

static inline void *arch_get_stack_ptr(void)

{

void *frames[ARCH_STACK_DUMP_FRAMES];

size_t frame_count;

size_t i;

char **symbols;

frame_count = backtrace(frames, ARCH_STACK_DUMP_FRAMES);

symbols = backtrace_symbols(frames, frame_count);

fprintf(stderr, "Dumping %zd stack frames.\n", frame_count);

for (i = 0; i < frame_count; i++)

fprintf(stderr, "\t%s\n", symbols[i]);

free(symbols);

return NULL;

}

#endif /* __ARCH_DEBUG_BACKTRACE_H__ */

#else

#error "This file shouldn't be included from outside of sof/debug/backtrace.h"

#endif /* __SOF_DEBUG_BACKTRACE_H__ */