From 74298f8ca11dc8d3b0359d1d4e124d6494c3eeac Mon Sep 17 00:00:00 2001 From: Nicolas Schodet Date: Fri, 10 Apr 2009 01:15:42 +0200 Subject: * digital/avr/modules/usb: - imported LUFA. --- .../modules/usb/lufa/LUFA/Scheduler/Scheduler.c | 95 ++++++++++++++++++++++ 1 file changed, 95 insertions(+) create mode 100644 digital/avr/modules/usb/lufa/LUFA/Scheduler/Scheduler.c (limited to 'digital/avr/modules/usb/lufa/LUFA/Scheduler/Scheduler.c') diff --git a/digital/avr/modules/usb/lufa/LUFA/Scheduler/Scheduler.c b/digital/avr/modules/usb/lufa/LUFA/Scheduler/Scheduler.c new file mode 100644 index 00000000..ff8946a0 --- /dev/null +++ b/digital/avr/modules/usb/lufa/LUFA/Scheduler/Scheduler.c @@ -0,0 +1,95 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2009. + + dean [at] fourwalledcubicle [dot] com + www.fourwalledcubicle.com +*/ + +/* + Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, and distribute this software + and its documentation for any purpose and without fee is hereby + granted, 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++; + } +} -- cgit v1.2.3