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Update the run time stats display function.

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This commit is contained in:
Richard Barry 2009-05-21 12:23:24 +00:00
parent 8243645ac8
commit c66301ac9e
1 changed files with 104 additions and 87 deletions
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55
Source/tasks.c
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@ -1485,6 +1485,14 @@ void vTaskIncrementTick( void )
void vTaskSwitchContext( void )
{
if( uxSchedulerSuspended != ( unsigned portBASE_TYPE ) pdFALSE )
{
/* The scheduler is currently suspended - do not allow a context
switch. */
xMissedYield = pdTRUE;
return;
}
traceTASK_SWITCHED_OUT();
#if ( configGENERATE_RUN_TIME_STATS == 1 )
@ -1501,15 +1509,6 @@ void vTaskSwitchContext( void )
}
#endif
if( uxSchedulerSuspended != ( unsigned portBASE_TYPE ) pdFALSE )
{
/* The scheduler is currently suspended - do not allow a context
switch. */
xMissedYield = pdTRUE;
return;
}
taskFIRST_CHECK_FOR_STACK_OVERFLOW();
taskSECOND_CHECK_FOR_STACK_OVERFLOW();
@ -1958,20 +1957,38 @@ tskTCB *pxNewTCB;
listGET_OWNER_OF_NEXT_ENTRY( pxFirstTCB, pxList );
do
{
/* Get next TCB in from the list. */
listGET_OWNER_OF_NEXT_ENTRY( pxNextTCB, pxList );
ulStatsAsPercentage = ( 100UL * pxNextTCB->ulRunTimeCounter ) / ulTotalRunTime;
if( ulStatsAsPercentage > 0UL )
/* Divide by zero check. */
if( ulTotalRunTime > 0UL )
{
sprintf( pcStatsString, ( portCHAR * ) "%s\t\t\t%lu\t\t\t%lu%%\r\n", pxNextTCB->pcTaskName, pxNextTCB->ulRunTimeCounter, ulStatsAsPercentage );
}
else
{
sprintf( pcStatsString, ( portCHAR * ) "%s\t\t\t%lu\t\t\t< 1%%\r\n", pxNextTCB->pcTaskName, pxNextTCB->ulRunTimeCounter );
}
/* Has the task run at all? */
if( pxNextTCB->ulRunTimeCounter == 0 )
{
/* The task has used no CPU time at all. */
sprintf( pcStatsString, ( portCHAR * ) "%s\t\t0\t\t0%%\r\n", pxNextTCB->pcTaskName );
}
else
{
/* What percentage of the total run time as the task used?
This will always be rounded down to the nearest integer. */
ulStatsAsPercentage = ( 100UL * pxNextTCB->ulRunTimeCounter ) / ulTotalRunTime;
strcat( ( portCHAR * ) pcWriteBuffer, ( portCHAR * ) pcStatsString );
if( ulStatsAsPercentage > 0UL )
{
sprintf( pcStatsString, ( portCHAR * ) "%s\t\t%u\t\t%u%%\r\n", pxNextTCB->pcTaskName, pxNextTCB->ulRunTimeCounter, ulStatsAsPercentage );
}
else
{
/* If the percentage is zero here then the task has
consumed less than 1% of the total run time. */
sprintf( pcStatsString, ( portCHAR * ) "%s\t\t%u\t\t<1%%\r\n", pxNextTCB->pcTaskName, pxNextTCB->ulRunTimeCounter );
}
}
strcat( ( portCHAR * ) pcWriteBuffer, ( portCHAR * ) pcStatsString );
}
} while( pxNextTCB != pxFirstTCB );
}