| 42 | #include <lwp_user_mm.h> |
| 43 | |
| 44 | rt_inline rt_err_t _bt_uaddr(rt_lwp_t lwp, rt_ubase_t *fp, struct rt_hw_backtrace_frame *frame) |
| 45 | { |
| 46 | rt_err_t rc; |
| 47 | if (lwp_data_get(lwp, &frame->fp, fp - 2, WORD) != WORD) |
| 48 | { |
| 49 | rc = -RT_EFAULT; |
| 50 | } |
| 51 | else if (lwp_data_get(lwp, &frame->pc, fp - 1, WORD) != WORD) |
| 52 | { |
| 53 | rc = -RT_EFAULT; |
| 54 | } |
| 55 | else if ((rt_ubase_t)fp == frame->fp) |
| 56 | { |
| 57 | rc = -RT_ERROR; |
| 58 | } |
| 59 | else |
| 60 | { |
| 61 | frame->pc -= 0; |
| 62 | rc = RT_EOK; |
| 63 | } |
| 64 | return rc; |
| 65 | } |
| 66 | #endif /* RT_USING_SMART */ |
| 67 | |
| 68 | rt_err_t rt_hw_backtrace_frame_unwind(rt_thread_t thread, struct rt_hw_backtrace_frame *frame) |
no test coverage detected