| 37 | TaskStat::~TaskStat() = default; |
| 38 | |
| 39 | bool TaskStat::update() |
| 40 | { |
| 41 | if(!out) { |
| 42 | return false; |
| 43 | } |
| 44 | #if CONFIG_FREERTOS_USE_TRACE_FACILITY && CONFIG_FREERTOS_GENERATE_RUN_TIME_STATS |
| 45 | |
| 46 | // Get current task states |
| 47 | auto& info = taskInfo[endIndex]; |
| 48 | info.count = uxTaskGetSystemState(info.status, maxTasks, &info.runTime); |
| 49 | if(info.count == 0) { |
| 50 | out->println(_F("[TaskStat] uxTaskGetSystemState returned 0")); |
| 51 | return false; |
| 52 | } |
| 53 | |
| 54 | std::qsort(info.status, info.count, sizeof(TaskStatus_t), [](const void* a, const void* b) -> int { |
| 55 | auto s1 = static_cast<const TaskStatus_t*>(a); |
| 56 | auto s2 = static_cast<const TaskStatus_t*>(b); |
| 57 | int res = 0; |
| 58 | #if CONFIG_FREERTOS_VTASKLIST_INCLUDE_COREID |
| 59 | res = s1->xCoreID - s2->xCoreID; |
| 60 | #endif |
| 61 | if(res == 0) { |
| 62 | res = s2->uxCurrentPriority - s1->uxCurrentPriority; |
| 63 | } |
| 64 | if(res == 0) { |
| 65 | res = s1->xTaskNumber - s2->xTaskNumber; |
| 66 | } |
| 67 | return res; |
| 68 | }); |
| 69 | |
| 70 | if(startIndex == endIndex) { |
| 71 | endIndex = 1; |
| 72 | return true; |
| 73 | } |
| 74 | |
| 75 | auto& startInfo = taskInfo[startIndex]; |
| 76 | auto& endInfo = taskInfo[endIndex]; |
| 77 | |
| 78 | // Set indices for next update |
| 79 | endIndex = startIndex; |
| 80 | startIndex = 1 - endIndex; |
| 81 | |
| 82 | // Calculate totalElapsedTime in units of run time stats clock period. |
| 83 | uint32_t totalElapsedTime = endInfo.runTime - startInfo.runTime; |
| 84 | if(totalElapsedTime == 0) { |
| 85 | out->println(_F("[TaskStat] Run time was 0: Have you set CONFIG_FREERTOS_GENERATE_RUN_TIME_STATS?")); |
| 86 | return false; |
| 87 | } |
| 88 | |
| 89 | std::bitset<maxTasks> startMatched, endMatched; |
| 90 | |
| 91 | PSTR_ARRAY(hdrfmt, "# | Core | Prio | Handle | Run Time | % Time | Name"); |
| 92 | PSTR_ARRAY(datfmt, "%-3u | %c | %4u | %08x | %8u | %3u%% | %s\r\n"); |
| 93 | out->println(); |
| 94 | out->println(hdrfmt); |
| 95 | // Match each task in startInfo.status to those in the endInfo.status |
| 96 | for(unsigned i = 0; i < startInfo.count; i++) { |