F´ Flight Software - C/C++ Documentation  devel
A framework for building embedded system applications to NASA flight quality standards.
PassiveRateGroup.cpp
Go to the documentation of this file.
1 /*
2  * \author: Tim Canham
3  * \file:
4  * \brief
5  *
6  * This file implements the PassiveRateGroup component,
7  * which invokes a set of components the comprise the rate group.
8  *
9  * Copyright 2014-2015, by the California Institute of Technology.
10  * ALL RIGHTS RESERVED. United States Government Sponsorship
11  * acknowledged.
12  */
13 
14 #include <FpConfig.hpp>
15 #include <Fw/Types/Assert.hpp>
16 #include <Os/Console.hpp>
18 
19 namespace Svc {
21  : PassiveRateGroupComponentBase(compName), m_cycles(0), m_maxTime(0), m_numContexts(0) {
22 }
23 
25 
27  FW_ASSERT(contexts);
30  FW_NUM_ARRAY_ELEMENTS(this->m_contexts),
32 
33  this->m_numContexts = numContexts;
34  // copy context values
35  for (NATIVE_INT_TYPE entry = 0; entry < this->m_numContexts; entry++) {
36  this->m_contexts[entry] = static_cast<U32>(contexts[entry]);
37  }
38 }
39 
40 
41 void PassiveRateGroup::CycleIn_handler(NATIVE_INT_TYPE portNum, Os::RawTime& cycleStart) {
42  Os::RawTime endTime;
43  FW_ASSERT(this->m_numContexts);
44 
45  // invoke any members of the rate group
46  for (NATIVE_INT_TYPE port = 0; port < this->getNum_RateGroupMemberOut_OutputPorts(); port++) {
48  this->RateGroupMemberOut_out(port, this->m_contexts[port]);
49  }
50  }
51 
52  // grab timer for endTime of cycle
53  endTime.now();
54 
55  // get rate group execution time
56  U32 cycleTime;
57  // Cast to void as the only possible error is overflow, which we can't handle other
58  // than capping cycleTime to max value of U32 (which is done in getDiffUsec anyways)
59  (void) endTime.getDiffUsec(cycleStart, cycleTime);
60  // check to see if the time has exceeded the previous maximum
61  if (cycleTime > this->m_maxTime) {
62  this->m_maxTime = cycleTime;
63  }
64  this->tlmWrite_MaxCycleTime(this->m_maxTime);
65  this->tlmWrite_CycleTime(cycleTime);
66  this->tlmWrite_CycleCount(++this->m_cycles);
67 }
68 
69 } // namespace Svc
#define FW_ASSERT(...)
Definition: Assert.hpp:14
PlatformIntType NATIVE_INT_TYPE
Definition: BasicTypes.h:55
#define FW_NUM_ARRAY_ELEMENTS(a)
number of elements in an array
Definition: BasicTypes.h:70
C++-compatible configuration header for fprime configuration.
Status getDiffUsec(const RawTime &other, U32 &result) const
Calculate the difference in microseconds between two RawTime objects.
Definition: RawTime.cpp:56
Status now() override
Get the current time.
Definition: RawTime.cpp:36
Auto-generated base for PassiveRateGroup component.
void tlmWrite_CycleTime(U32 arg, Fw::Time _tlmTime=Fw::Time())
bool isConnected_RateGroupMemberOut_OutputPort(FwIndexType portNum)
void tlmWrite_CycleCount(U32 arg, Fw::Time _tlmTime=Fw::Time())
void RateGroupMemberOut_out(FwIndexType portNum, U32 context)
Invoke output port RateGroupMemberOut.
void tlmWrite_MaxCycleTime(U32 arg, Fw::Time _tlmTime=Fw::Time())
~PassiveRateGroup()
PassiveRateGroupImpl destructor.
void configure(NATIVE_INT_TYPE contexts[], NATIVE_INT_TYPE numContexts)
PassiveRateGroupImpl initialization function.
PassiveRateGroup(const char *compName)
PassiveRateGroupImpl constructor.