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Makes linux realtime optional

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Adds new config variable FSFW_USE_REALTIME_FOR_LINUX
This commit is contained in:
Steffen Gaisser 2021-04-20 13:01:24 +02:00
parent 6d0bc26624
commit 98add88d14
3 changed files with 11 additions and 4 deletions
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4
defaultcfg/fsfwconfig/FSFWConfig.h
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@ -57,6 +57,10 @@ static constexpr size_t FSFW_EVENTMGMR_RANGEMATCHERS = 120;
static constexpr uint8_t FSFW_CSB_FIFO_DEPTH = 6; static constexpr uint8_t FSFW_CSB_FIFO_DEPTH = 6;
static constexpr size_t FSFW_PRINT_BUFFER_SIZE = 124; static constexpr size_t FSFW_PRINT_BUFFER_SIZE = 124;
//! Defines if the real time scheduler for linux should be used.
//! If set to 1 the binary needs "cap_sys_nice=eip" privileges to run
#define FSFW_USE_REALTIME_FOR_LINUX 0
} }
#endif /* CONFIG_FSFWCONFIG_H_ */ #endif /* CONFIG_FSFWCONFIG_H_ */

2
osal/host/PeriodicTask.cpp
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@ -19,7 +19,7 @@ PeriodicTask::PeriodicTask(const char *name, TaskPriority setPriority,
void (*setDeadlineMissedFunc)()) : void (*setDeadlineMissedFunc)()) :
started(false), taskName(name), period(setPeriod), started(false), taskName(name), period(setPeriod),
deadlineMissedFunc(setDeadlineMissedFunc) { deadlineMissedFunc(setDeadlineMissedFunc) {
// It is propably possible to set task priorities by using the native // It is probably possible to set task priorities by using the native
// task handles for Windows / Linux // task handles for Windows / Linux
mainThread = std::thread(&PeriodicTask::taskEntryPoint, this, this); mainThread = std::thread(&PeriodicTask::taskEntryPoint, this, this);
#if defined(WIN32) #if defined(WIN32)

9
osal/linux/PosixThread.cpp
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@ -184,8 +184,11 @@ void PosixThread::createTask(void* (*fnc_)(void*), void* arg_) {
strerror(status) << std::endl; strerror(status) << std::endl;
#endif #endif
} }
#ifndef FSFW_USE_REALTIME_FOR_LINUX
// TODO FIFO -> This needs root privileges for the process #error "Please define FSFW_USE_REALTIME_FOR_LINUX with either 0 or 1"
#endif
#if FSFW_USE_REALTIME_FOR_LINUX == 1
// FIFO -> This needs root privileges for the process
status = pthread_attr_setschedpolicy(&attributes,SCHED_FIFO); status = pthread_attr_setschedpolicy(&attributes,SCHED_FIFO);
if(status != 0){ if(status != 0){
#if FSFW_CPP_OSTREAM_ENABLED == 1 #if FSFW_CPP_OSTREAM_ENABLED == 1
@ -203,7 +206,7 @@ void PosixThread::createTask(void* (*fnc_)(void*), void* arg_) {
strerror(status) << std::endl; strerror(status) << std::endl;
#endif #endif
} }
#endif
//Set Signal Mask for suspend until startTask is called //Set Signal Mask for suspend until startTask is called
sigset_t waitSignal; sigset_t waitSignal;
sigemptyset(&waitSignal); sigemptyset(&waitSignal);