ardupilot/Tools/ArduPPM/ATMega32U2/LUFA/Scheduler/Scheduler.c

99 lines
2.6 KiB
C

/*
LUFA Library
Copyright (C) Dean Camera, 2010.
dean [at] fourwalledcubicle [dot] com
www.fourwalledcubicle.com
*/
/*
Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
without fee, provided that the above copyright notice appear in
all copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name of the author not be used in
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
The author disclaim all warranties with regard to this
software, including all implied warranties of merchantability
and fitness. In no event shall the author be liable for any
special, indirect or consequential damages or any damages
whatsoever resulting from loss of use, data or profits, whether
in an action of contract, negligence or other tortious action,
arising out of or in connection with the use or performance of
this software.
*/
#include "Scheduler.h"
volatile SchedulerDelayCounter_t Scheduler_TickCounter;
volatile uint8_t Scheduler_TotalTasks;
bool Scheduler_HasDelayElapsed(const uint16_t Delay,
SchedulerDelayCounter_t* const DelayCounter)
{
SchedulerDelayCounter_t CurrentTickValue_LCL;
SchedulerDelayCounter_t DelayCounter_LCL;
ATOMIC_BLOCK(ATOMIC_RESTORESTATE)
{
CurrentTickValue_LCL = Scheduler_TickCounter;
}
DelayCounter_LCL = *DelayCounter;
if (CurrentTickValue_LCL >= DelayCounter_LCL)
{
if ((CurrentTickValue_LCL - DelayCounter_LCL) >= Delay)
{
*DelayCounter = CurrentTickValue_LCL;
return true;
}
}
else
{
if (((MAX_DELAYCTR_COUNT - DelayCounter_LCL) + CurrentTickValue_LCL) >= Delay)
{
*DelayCounter = CurrentTickValue_LCL;
return true;
}
}
return false;
}
void Scheduler_SetTaskMode(const TaskPtr_t Task,
const bool TaskStatus)
{
TaskEntry_t* CurrTask = &Scheduler_TaskList[0];
while (CurrTask != &Scheduler_TaskList[Scheduler_TotalTasks])
{
if (CurrTask->Task == Task)
{
CurrTask->TaskStatus = TaskStatus;
break;
}
CurrTask++;
}
}
void Scheduler_SetGroupTaskMode(const uint8_t GroupID,
const bool TaskStatus)
{
TaskEntry_t* CurrTask = &Scheduler_TaskList[0];
while (CurrTask != &Scheduler_TaskList[Scheduler_TotalTasks])
{
if (CurrTask->GroupID == GroupID)
CurrTask->TaskStatus = TaskStatus;
CurrTask++;
}
}