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esp32: Add core dump saving to flash feature

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Complimentary changes:
1) Partition table definitions files with core dump partition
2) Special sub-type for core dump partition
3) Special version of spi_flash_xxx
4) espcoredump.py is script to get core dump from flash and print useful info
5) FreeRTOS API was extended to get tasks snapshots
This commit is contained in:
Alexey Gerenkov
2016-12-22 02:56:23 +03:00
parent 5fbea86a9e
commit 4a3e160888
19 changed files with 1715 additions and 76 deletions
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components/freertos/tasks.c
+103 -1
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@@ -181,7 +181,7 @@ typedef struct tskTaskControlBlock
char pcTaskName[ configMAX_TASK_NAME_LEN ];/*< Descriptive name given to the task when created. Facilitates debugging only. */ /*lint !e971 Unqualified char types are allowed for strings and single characters only. */
BaseType_t xCoreID; /*< Core this task is pinned to */
/* If this moves around (other than pcTaskName size changes), please change the define in xtensa_vectors.S as well. */
#if ( portSTACK_GROWTH > 0 )
#if ( portSTACK_GROWTH > 0 || configENABLE_TASK_SNAPSHOT == 1 )
StackType_t *pxEndOfStack; /*< Points to the end of the stack on architectures where the stack grows up from low memory. */
#endif
@@ -885,6 +885,12 @@ UBaseType_t x;
/* Check the alignment of the calculated top of stack is correct. */
configASSERT( ( ( ( portPOINTER_SIZE_TYPE ) pxTopOfStack & ( portPOINTER_SIZE_TYPE ) portBYTE_ALIGNMENT_MASK ) == 0UL ) );
#if ( configENABLE_TASK_SNAPSHOT == 1 )
{
/* need stack end for core dumps */
pxNewTCB->pxEndOfStack = pxTopOfStack;
}
#endif
}
#else /* portSTACK_GROWTH */
{
@@ -4912,6 +4918,102 @@ TickType_t uxReturn;
#endif /* configUSE_TASK_NOTIFICATIONS */
#if ( configENABLE_TASK_SNAPSHOT == 1 )
static void prvTaskGetSnapshotsFromList( TaskSnapshot_t *pxTaskSnapshotArray, UBaseType_t *uxTask, const UBaseType_t uxArraySize, List_t *pxList )
{
TCB_t *pxNextTCB, *pxFirstTCB;
if( listCURRENT_LIST_LENGTH( pxList ) > ( UBaseType_t ) 0 )
{
listGET_OWNER_OF_NEXT_ENTRY( pxFirstTCB, pxList );
do
{
listGET_OWNER_OF_NEXT_ENTRY( pxNextTCB, pxList );
if( *uxTask >= uxArraySize )
break;
pxTaskSnapshotArray[ *uxTask ].pxTCB = pxNextTCB;
pxTaskSnapshotArray[ *uxTask ].pxTopOfStack = (StackType_t *)pxNextTCB->pxTopOfStack;
#if( portSTACK_GROWTH < 0 )
{
pxTaskSnapshotArray[ *uxTask ].pxEndOfStack = pxNextTCB->pxEndOfStack;
}
#else
{
pxTaskSnapshotArray[ *uxTask ].pxEndOfStack = pxNextTCB->pxStack;
}
#endif
(*uxTask)++;
} while( pxNextTCB != pxFirstTCB );
}
else
{
mtCOVERAGE_TEST_MARKER();
}
}
UBaseType_t uxTaskGetSnapshotAll( TaskSnapshot_t * const pxTaskSnapshotArray, const UBaseType_t uxArraySize, UBaseType_t * const pxTcbSz )
{
UBaseType_t uxTask = 0, i = 0;
*pxTcbSz = sizeof(TCB_t);
//vTaskSuspendAll(); //WARNING: This only suspends one CPU. ToDo: suspend others as well. Mux using taskQueueMutex maybe?
{
/* Fill in an TaskStatus_t structure with information on each
task in the Ready state. */
i = configMAX_PRIORITIES;
do
{
i--;
prvTaskGetSnapshotsFromList( pxTaskSnapshotArray, &uxTask, uxArraySize, &( pxReadyTasksLists[ i ] ) );
} while( i > ( UBaseType_t ) tskIDLE_PRIORITY ); /*lint !e961 MISRA exception as the casts are only redundant for some ports. */
/* Fill in an TaskStatus_t structure with information on each
task in the Blocked state. */
prvTaskGetSnapshotsFromList( pxTaskSnapshotArray, &uxTask, uxArraySize, ( List_t * ) pxDelayedTaskList );
prvTaskGetSnapshotsFromList( pxTaskSnapshotArray, &uxTask, uxArraySize, ( List_t * ) pxOverflowDelayedTaskList );
#if( INCLUDE_vTaskDelete == 1 )
{
prvTaskGetSnapshotsFromList( pxTaskSnapshotArray, &uxTask, uxArraySize, &xTasksWaitingTermination );
}
#endif
#if ( INCLUDE_vTaskSuspend == 1 )
{
prvTaskGetSnapshotsFromList( pxTaskSnapshotArray, &uxTask, uxArraySize, &xSuspendedTaskList );
}
#endif
}
//( void ) xTaskResumeAll();
#if 0
/* Convention: First num_cpus slots will have current task for that cpu. */
for (i = 0; i < portNUM_PROCESSORS; i++) {
if (pxCurrentTCB[i] == NULL || pxCurrentTCB == pxTaskSnapshotArray[i]) {
continue;
} else {
UBaseType_t j;
for (j = i; j < uxTask; j++) {
if (pxTaskSnapshotArray[j] == pxCurrentTCB[i]) {
TaskHandle_t tmp = pxTaskSnapshotArray[i];
pxTaskSnapshotArray[i] = pxTaskSnapshotArray[j];
pxTaskSnapshotArray[j] = tmp;
break;
}
}
}
}
#endif
return uxTask;
}
#endif
#ifdef FREERTOS_MODULE_TEST
#include "tasks_test_access_functions.h"
#endif