Function rt_backtrace

libcpu/arm/cortex-a/backtrace.c:533–543

}

rt_err_t rt_backtrace(void)
{
    struct rt_hw_exp_stack regs;

    asm volatile ("mov %0, fp":"=r"(regs.fp));
    asm volatile ("mov %0, sp":"=r"(regs.sp));
    asm volatile ("mov %0, lr":"=r"(regs.lr));
    asm volatile ("mov %0, pc":"=r"(regs.pc));
    rt_unwind(&regs, 8);
    return RT_EOK;
}