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Continued to work on the MQTT demo project.

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A few review comments added into the MQTT implementation.
This commit is contained in:
Richard Barry 2019-07-24 00:27:14 +00:00
parent 53842d4cac
commit fe4511b35e
21 changed files with 244 additions and 166 deletions
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2
FreeRTOS/Source/portable/MSVC-MingW/port.c
View file

@ -639,7 +639,7 @@ int32_t lMutexNeedsReleasing, lWaitForYield = pdFALSE;
configASSERT( xPortRunning );
SetEvent( pvInterruptEvent );
if( ( ulPendingInterrupts & ( 1 << portINTERRUPT_YIELD ) ) != 0 )
if( ulPendingInterrupts != 0 )
{
/* Going to wait for an event - make sure the event is not already
signaled. */

104
FreeRTOS/Source/portable/MemMang/heap_4.c
View file

@ -330,58 +330,6 @@ void vPortInitialiseBlocks( void )
}
/*-----------------------------------------------------------*/
void vPortGetHeapStats( HeapStats_t *pxHeapStats )
{
BlockLink_t *pxBlock;
size_t xBlocks = 0, xMaxSize = 0, xMinSize = 0;
vTaskSuspendAll();
{
pxBlock = xStart.pxNextFreeBlock;
/* pxBlock will be NULL if the heap has not been initialised. The heap
is initialised automatically when the first allocation is made. */
if( pxBlock != NULL )
{
do
{
/* Increment the number of blocks and record the largest block seen
so far. */
xBlocks++;
if( pxBlock->xBlockSize > xMaxSize )
{
xMaxSize = pxBlock->xBlockSize;
}
if( pxBlock->xBlockSize < xMinSize )
{
xMinSize = pxBlock->xBlockSize;
}
/* Move to the next block in the chain until the last block is
reached. */
pxBlock = pxBlock->pxNextFreeBlock;
} while( pxBlock != pxEnd );
}
}
xTaskResumeAll();
pxHeapStats->xSizeOfLargestFreeBlockInBytes = xMaxSize;
pxHeapStats->xSizeOfSmallestFreeBlockInBytes = xMinSize;
pxHeapStats->xNumberOfFreeBlocks = xBlocks;
taskENTER_CRITICAL();
{
pxHeapStats->xAvailableHeapSpaceInBytes = xFreeBytesRemaining;
pxHeapStats->xNumberOfSuccessfulAllocations = xNumberOfSuccessfulAllocations;
pxHeapStats->xNumberOfSuccessfulFrees = xNumberOfSuccessfulFrees;
pxHeapStats->xMinimumEverFreeBytesRemaining = xMinimumEverFreeBytesRemaining;
}
taskEXIT_CRITICAL();
}
/*-----------------------------------------------------------*/
static void prvHeapInit( void )
{
BlockLink_t *pxFirstFreeBlock;
@ -489,4 +437,56 @@ uint8_t *puc;
mtCOVERAGE_TEST_MARKER();
}
}
/*-----------------------------------------------------------*/
void vPortGetHeapStats( HeapStats_t *pxHeapStats )
{
BlockLink_t *pxBlock;
size_t xBlocks = 0, xMaxSize = 0, xMinSize = portMAX_DELAY; /* portMAX_DELAY used as a portable way of getting the maximum value. */
vTaskSuspendAll();
{
pxBlock = xStart.pxNextFreeBlock;
/* pxBlock will be NULL if the heap has not been initialised. The heap
is initialised automatically when the first allocation is made. */
if( pxBlock != NULL )
{
do
{
/* Increment the number of blocks and record the largest block seen
so far. */
xBlocks++;
if( pxBlock->xBlockSize > xMaxSize )
{
xMaxSize = pxBlock->xBlockSize;
}
if( pxBlock->xBlockSize < xMinSize )
{
xMinSize = pxBlock->xBlockSize;
}
/* Move to the next block in the chain until the last block is
reached. */
pxBlock = pxBlock->pxNextFreeBlock;
} while( pxBlock != pxEnd );
}
}
xTaskResumeAll();
pxHeapStats->xSizeOfLargestFreeBlockInBytes = xMaxSize;
pxHeapStats->xSizeOfSmallestFreeBlockInBytes = xMinSize;
pxHeapStats->xNumberOfFreeBlocks = xBlocks;
taskENTER_CRITICAL();
{
pxHeapStats->xAvailableHeapSpaceInBytes = xFreeBytesRemaining;
pxHeapStats->xNumberOfSuccessfulAllocations = xNumberOfSuccessfulAllocations;
pxHeapStats->xNumberOfSuccessfulFrees = xNumberOfSuccessfulFrees;
pxHeapStats->xMinimumEverFreeBytesRemaining = xMinimumEverFreeBytesRemaining;
}
taskEXIT_CRITICAL();
}

14
FreeRTOS/Source/portable/MemMang/heap_5.c
View file

@ -490,8 +490,8 @@ const HeapRegion_t *pxHeapRegion;
void vPortGetHeapStats( HeapStats_t *pxHeapStats )
{
BlockLink_t *pxBlock;
size_t xBlocks = 0, xMaxSize = 0, xMinSize = 0;
BlockLink_t *pxBlock;
size_t xBlocks = 0, xMaxSize = 0, xMinSize = portMAX_DELAY; /* portMAX_DELAY used as a portable way of getting the maximum value. */
vTaskSuspendAll();
{
@ -512,9 +512,15 @@ void vPortGetHeapStats( HeapStats_t *pxHeapStats )
xMaxSize = pxBlock->xBlockSize;
}
if( pxBlock->xBlockSize < xMinSize )
/* Heap five will have a zero sized block at the end of each
each region - the block is only used to link to the next
heap region so it not a real block. */
if( pxBlock->xBlockSize != 0 )
{
xMinSize = pxBlock->xBlockSize;
if( pxBlock->xBlockSize < xMinSize )
{
xMinSize = pxBlock->xBlockSize;
}
}
/* Move to the next block in the chain until the last block is

2
FreeRTOS/Source/tasks.c
View file

@ -5077,10 +5077,12 @@ TickType_t uxReturn;
/*-----------------------------------------------------------*/
#if( ( configGENERATE_RUN_TIME_STATS == 1 ) && ( INCLUDE_xTaskGetIdleTaskHandle == 1 ) )
TickType_t xTaskGetIdleRunTimeCounter( void )
{
return xIdleTaskHandle->ulRunTimeCounter;
}
#endif
/*-----------------------------------------------------------*/