mohr/fsfw
1
0
Fork 0
forked from fsfw/fsfw
Code Pull Requests Activity

Added ISR calls for MQ and task mgmt

Browse Source 
The task management defines an external function which
implements a context switch call from an ISR
This commit is contained in:
Robin Müller
2020-05-18 17:22:10 +02:00
parent 6dc05e4951
commit 1d4d01d190
4 changed files with 199 additions and 58 deletions
Download Patch File Download Diff File Expand all files Collapse all files

95
osal/FreeRTOS/MessageQueue.cpp
View File

@ -2,11 +2,14 @@
#include <framework/serviceinterface/ServiceInterfaceStream.h>
// TODO I guess we should have a way of checking if we are in an ISR and then use the "fromISR" versions of all calls
MessageQueue::MessageQueue(size_t message_depth, size_t max_message_size) :
defaultDestination(0),lastPartner(0) {
handle = xQueueCreate(message_depth, max_message_size);
// TODO I guess we should have a way of checking if we are in an ISR and then
// use the "fromISR" versions of all calls
// As a first step towards this, introduces system context variable which needs
// to be switched manually
// Haven't found function to find system context.
MessageQueue::MessageQueue(size_t messageDepth, size_t maxMessageSize) :
defaultDestination(0),lastPartner(0), callContext(CallContext::task) {
handle = xQueueCreate(messageDepth, maxMessageSize);
if (handle == NULL) {
sif::error << "MessageQueue creation failed" << std::endl;
}
@ -18,6 +21,10 @@ MessageQueue::~MessageQueue() {
}
}
void MessageQueue::switchSystemContext(CallContext callContext) {
this->callContext = callContext;
}
ReturnValue_t MessageQueue::sendMessage(MessageQueueId_t sendTo,
MessageQueueMessage* message, bool ignoreFault) {
return sendMessageFrom(sendTo, message, this->getId(), ignoreFault);
@ -27,6 +34,11 @@ ReturnValue_t MessageQueue::sendToDefault(MessageQueueMessage* message) {
return sendToDefaultFrom(message, this->getId());
}
ReturnValue_t MessageQueue::sendToDefaultFrom(MessageQueueMessage* message,
MessageQueueId_t sentFrom, bool ignoreFault) {
return sendMessageFrom(defaultDestination,message,sentFrom,ignoreFault);
}
ReturnValue_t MessageQueue::reply(MessageQueueMessage* message) {
if (this->lastPartner != 0) {
return sendMessageFrom(this->lastPartner, message, this->getId());
@ -35,6 +47,27 @@ ReturnValue_t MessageQueue::reply(MessageQueueMessage* message) {
}
}
ReturnValue_t MessageQueue::sendMessageFrom(MessageQueueId_t sendTo,
MessageQueueMessage* message, MessageQueueId_t sentFrom,
bool ignoreFault) {
return sendMessageFromMessageQueue(sendTo,message,sentFrom,ignoreFault, callContext);
}
ReturnValue_t MessageQueue::handleSendResult(BaseType_t result, bool ignoreFault) {
if (result != pdPASS) {
if (!ignoreFault) {
InternalErrorReporterIF* internalErrorReporter = objectManager->get<InternalErrorReporterIF>(
objects::INTERNAL_ERROR_REPORTER);
if (internalErrorReporter != NULL) {
internalErrorReporter->queueMessageNotSent();
}
}
return MessageQueueIF::FULL;
}
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t MessageQueue::receiveMessage(MessageQueueMessage* message,
MessageQueueId_t* receivedFrom) {
ReturnValue_t status = this->receiveMessage(message);
@ -73,17 +106,6 @@ void MessageQueue::setDefaultDestination(MessageQueueId_t defaultDestination) {
this->defaultDestination = defaultDestination;
}
ReturnValue_t MessageQueue::sendMessageFrom(MessageQueueId_t sendTo,
MessageQueueMessage* message, MessageQueueId_t sentFrom,
bool ignoreFault) {
return sendMessageFromMessageQueue(sendTo,message,sentFrom,ignoreFault);
}
ReturnValue_t MessageQueue::sendToDefaultFrom(MessageQueueMessage* message,
MessageQueueId_t sentFrom, bool ignoreFault) {
return sendMessageFrom(defaultDestination,message,sentFrom,ignoreFault);
}
MessageQueueId_t MessageQueue::getDefaultDestination() const {
return defaultDestination;
}
@ -92,23 +114,28 @@ bool MessageQueue::isDefaultDestinationSet() const {
return 0;
}
// static core function to send messages.
ReturnValue_t MessageQueue::sendMessageFromMessageQueue(MessageQueueId_t sendTo,
MessageQueueMessage *message, MessageQueueId_t sentFrom,
bool ignoreFault) {
message->setSender(sentFrom);
BaseType_t result = xQueueSendToBack(reinterpret_cast<void*>(sendTo),reinterpret_cast<const void*>(message->getBuffer()), 0);
if (result != pdPASS) {
if (!ignoreFault) {
InternalErrorReporterIF* internalErrorReporter = objectManager->get<InternalErrorReporterIF>(
objects::INTERNAL_ERROR_REPORTER);
if (internalErrorReporter != NULL) {
internalErrorReporter->queueMessageNotSent();
}
}
return MessageQueueIF::FULL;
}
return HasReturnvaluesIF::RETURN_OK;
MessageQueueMessage *message, MessageQueueId_t sentFrom,
bool ignoreFault, CallContext callContext) {
message->setSender(sentFrom);
BaseType_t result;
if(callContext == CallContext::task) {
result = xQueueSendToBack(reinterpret_cast<QueueHandle_t>(sendTo),
static_cast<const void*>(message->getBuffer()), 0);
}
else {
// If the call context is from an interrupt,
// request a context switch if a higher priority task
// was blocked by the interrupt.
BaseType_t xHigherPriorityTaskWoken = pdFALSE;
result = xQueueSendFromISR(reinterpret_cast<QueueHandle_t>(sendTo),
static_cast<const void*>(message->getBuffer()),
&xHigherPriorityTaskWoken);
if(xHigherPriorityTaskWoken == pdTRUE) {
TaskManagement::requestContextSwitch(callContext);
}
}
return handleSendResult(result, ignoreFault);
}