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Code Issues Releases Activity

Updated Idle comments.

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git-svn-id: svn://svn.openpilot.org/OpenPilot/trunk@50 ebee16cc-31ac-478f-84a7-5cbb03baadba
This commit is contained in:
gussy 2009-12-02 11:15:54 +00:00 committed by gussy
parent 28e9081872
commit db322beabb
1 changed files with 7 additions and 4 deletions
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11
flight/OpenPilot/openpilot.c
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@ -29,7 +29,8 @@
/* Local Variables */
static unsigned long ulIdleCycleCount = 0UL;
static uint32_t ulIdleCycleCount = 0;
static uint32_t IdleTimePercent = 0;
/* Local Functions */
static void ServosTask(void *pvParameters);
@ -73,13 +74,15 @@ static void ServosTask(void *pvParameters)
*/
void vApplicationIdleHook(void)
{
uint32_t IdleTimePercent = 0;
/* Called when the scheduler has no tasks to run */
/* In here we could implement stats for FreeRTOS */
/* In here we could implement full stats for FreeRTOS
Although this would need us to enable stats in FreeRTOS
which is *very* costly. With the function below we can
either print it out or just watch the variable using JTAG */
/* This can give a basic indication of how much time the system spends in idle */
/* IdleTimePercent is the percentage of time spent in idle since the scheduler started */
/* For example a value of 75 would mean we are spending 75% of FreeRTOS Cycles in idle */
ulIdleCycleCount++;
IdleTimePercent = ((ulIdleCycleCount / xTaskGetTickCount()) * 100);
}