| 54 | #ifdef RT_USING_SMART |
| 55 | #include <lwp_user_mm.h> |
| 56 | rt_inline rt_err_t _bt_uaddr(rt_lwp_t lwp, rt_ubase_t *fp, struct rt_hw_backtrace_frame *frame) |
| 57 | { |
| 58 | rt_err_t rc; |
| 59 | if (lwp_data_get(lwp, &frame->fp, fp, WORD) != WORD) |
| 60 | { |
| 61 | rc = -RT_EFAULT; |
| 62 | } |
| 63 | else if (lwp_data_get(lwp, &frame->pc, fp + 1, WORD) != WORD) |
| 64 | { |
| 65 | rc = -RT_EFAULT; |
| 66 | } |
| 67 | else if ((rt_base_t)fp == frame->fp) |
| 68 | { |
| 69 | rc = -RT_ERROR; |
| 70 | } |
| 71 | else |
| 72 | { |
| 73 | frame->pc -= INST_WORD_BYTES; |
| 74 | rc = RT_EOK; |
| 75 | } |
| 76 | return rc; |
| 77 | } |
| 78 | #endif /* RT_USING_SMART */ |
| 79 | |
| 80 | rt_err_t rt_hw_backtrace_frame_unwind(rt_thread_t thread, struct rt_hw_backtrace_frame *frame) |
no test coverage detected