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task management function taken over from master

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This commit is contained in:
Robin Müller 2020-08-27 16:27:54 +02:00
parent aacda3afc2
commit 073f168b95
2 changed files with 24 additions and 22 deletions
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23
osal/FreeRTOS/TaskManagement.cpp
View File

@ -1,23 +1,24 @@
#include <framework/osal/FreeRTOS/TaskManagement.h>
void TaskManagement::requestContextSwitchFromTask() {
#include "../../osal/FreeRTOS/TaskManagement.h"
void TaskManagement::vRequestContextSwitchFromTask() {
vTaskDelay(0);
}
void TaskManagement::requestContextSwitch(
CallContext callContext = CallContext::TASK) {
CallContext callContext = CallContext::TASK) {
if(callContext == CallContext::ISR) {
// This function depends on the partmacro.h definition for the specific device
requestContextSwitchFromISR();
vRequestContextSwitchFromISR();
} else {
requestContextSwitchFromTask();
vRequestContextSwitchFromTask();
}
}
TaskHandle_t TaskManagement::getCurrentTaskHandle() {
return xTaskGetCurrentTaskHandle();
}
configSTACK_DEPTH_TYPE TaskManagement::getTaskStackHighWatermark() {
return uxTaskGetStackHighWaterMark(TaskManagement::getCurrentTaskHandle());
}
size_t TaskManagement::getTaskStackHighWatermark(
TaskHandle_t task) {
return uxTaskGetStackHighWaterMark(task) * sizeof(StackType_t);
}

23
osal/FreeRTOS/TaskManagement.h
View File

@ -1,25 +1,25 @@
#ifndef FRAMEWORK_OSAL_FREERTOS_TASKMANAGEMENT_H_
#define FRAMEWORK_OSAL_FREERTOS_TASKMANAGEMENT_H_
#include <framework/returnvalues/HasReturnvaluesIF.h>
#include "../../returnvalues/HasReturnvaluesIF.h"
extern "C" {
#include <freertos/FreeRTOS.h>
#include <freertos/task.h>
}
#include <cstdint>
/**
* Architecture dependant portmacro.h function call.
* Should be implemented in bsp.
*/
extern "C" void requestContextSwitchFromISR();
extern void vRequestContextSwitchFromISR();
/*!
* Used by functions to tell if they are being called from
* within an ISR or from a regular task. This is required because FreeRTOS
* within an ISR or from a regular task. This is required because FreeRTOS
* has different functions for handling semaphores and messages from within
* an ISR and task.
* an ISR and task.
*/
enum class CallContext {
TASK = 0x00,//!< task_context
@ -29,19 +29,19 @@ enum class CallContext {
class TaskManagement {
public:
/**
/**
* @brief In this function, a function dependant on the portmacro.h header
* function calls to request a context switch can be specified.
* This can be used if sending to the queue from an ISR caused a task
* to unblock and a context switch is required.
* to unblock and a context switch is required.
*/
static void requestContextSwitch(CallContext callContext);
/**
* If task preemption in FreeRTOS is disabled, a context switch
* can be requested manually by calling this function.
*/
static void requestContextSwitchFromTask(void);
*/
static void vRequestContextSwitchFromTask(void);
/**
* @return The current task handle
@ -56,8 +56,9 @@ public:
* E.g. on a 32 bit machine, a value of 200 means 800 bytes.
* @return Smallest value of stack remaining since the task was started in
* words.
*/
static configSTACK_DEPTH_TYPE getTaskStackHighWatermark();
*/
static size_t getTaskStackHighWatermark(
TaskHandle_t task = nullptr);
};
#endif /* FRAMEWORK_OSAL_FREERTOS_TASKMANAGEMENT_H_ */