1 /*
2  Test FreeRTOS support for core dump.
3 */
4 
5 #include <stdio.h>
6 #include "soc/cpu.h"
7 #include "freertos/FreeRTOS.h"
8 #include "freertos/task_snapshot.h"
9 #include "unity.h"
10 #include "sdkconfig.h"
11 
12 #define TEST_MAX_TASKS_NUM	32
13 
14 /* simple test to check that in normal conditions uxTaskGetSnapshotAll does not generate exception */
15 TEST_CASE("Tasks snapshot", "[freertos]")
16 {
17     TaskSnapshot_t tasks[TEST_MAX_TASKS_NUM];
18     UBaseType_t tcb_sz;
19 #ifndef CONFIG_FREERTOS_UNICORE
20     int other_core_id = xPortGetCoreID() == 0 ? 1 : 0;
21 #endif
22 
23     // uxTaskGetSnapshotAll is supposed to be called when all tasks on both CPUs are
24     // inactive and can not alter FreeRTOS internal tasks lists, e.g. from panic handler
25     unsigned state = portSET_INTERRUPT_MASK_FROM_ISR();
26 #ifndef CONFIG_FREERTOS_UNICORE
27     esp_cpu_stall(other_core_id);
28 #endif
29     UBaseType_t task_num = uxTaskGetSnapshotAll(tasks, TEST_MAX_TASKS_NUM, &tcb_sz);
30 #ifndef CONFIG_FREERTOS_UNICORE
31     esp_cpu_unstall(other_core_id);
32 #endif
33     portCLEAR_INTERRUPT_MASK_FROM_ISR(state);
34 
35     printf("Dumped %d tasks. TCB size %d\n", task_num, tcb_sz);
36     TEST_ASSERT_NOT_EQUAL(0, task_num);
37     TEST_ASSERT_NOT_EQUAL(0, tcb_sz);
38 }
39