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This commit is contained in:
Jakob Meier
2022-02-03 10:31:15 +01:00
parent 40329a33b2 bf5a11cbd3
commit 348274c145
883 changed files with 55609 additions and 51234 deletions
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12
hal/src/fsfw_hal/linux/CMakeLists.txt
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@ -4,11 +4,13 @@ endif()
target_sources(${LIB_FSFW_NAME} PRIVATE
UnixFileGuard.cpp
CommandExecutor.cpp
utility.cpp
)
add_subdirectory(gpio)
add_subdirectory(spi)
add_subdirectory(i2c)
add_subdirectory(uart)
add_subdirectory(uio)
if(FSFW_HAL_LINUX_ADD_PERIPHERAL_DRIVERS)
add_subdirectory(gpio)
add_subdirectory(spi)
add_subdirectory(i2c)
add_subdirectory(uart)
endif()

207
hal/src/fsfw_hal/linux/CommandExecutor.cpp Normal file
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@ -0,0 +1,207 @@
#include "CommandExecutor.h"
#include <unistd.h>
#include <cstring>
#include "fsfw/container/DynamicFIFO.h"
#include "fsfw/container/SimpleRingBuffer.h"
#include "fsfw/serviceinterface.h"
CommandExecutor::CommandExecutor(const size_t maxSize) : readVec(maxSize) {
waiter.events = POLLIN;
}
ReturnValue_t CommandExecutor::load(std::string command, bool blocking, bool printOutput) {
if (state == States::PENDING) {
return COMMAND_PENDING;
}
currentCmd = command;
this->blocking = blocking;
this->printOutput = printOutput;
if (state == States::IDLE) {
state = States::COMMAND_LOADED;
}
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t CommandExecutor::execute() {
if (state == States::IDLE) {
return NO_COMMAND_LOADED_OR_PENDING;
} else if (state == States::PENDING) {
return COMMAND_PENDING;
}
currentCmdFile = popen(currentCmd.c_str(), "r");
if (currentCmdFile == nullptr) {
lastError = errno;
return HasReturnvaluesIF::RETURN_FAILED;
}
if (blocking) {
ReturnValue_t result = executeBlocking();
state = States::IDLE;
return result;
} else {
currentFd = fileno(currentCmdFile);
waiter.fd = currentFd;
}
state = States::PENDING;
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t CommandExecutor::close() {
if (state == States::PENDING) {
// Attempt to close process, irrespective of if it is running or not
if (currentCmdFile != nullptr) {
pclose(currentCmdFile);
}
}
return HasReturnvaluesIF::RETURN_OK;
}
void CommandExecutor::printLastError(std::string funcName) const {
if (lastError != 0) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << funcName << " pclose failed with code " << lastError << ": "
<< strerror(lastError) << std::endl;
#else
sif::printError("%s pclose failed with code %d: %s\n", funcName, lastError,
strerror(lastError));
#endif
}
}
void CommandExecutor::setRingBuffer(SimpleRingBuffer* ringBuffer,
DynamicFIFO<uint16_t>* sizesFifo) {
this->ringBuffer = ringBuffer;
this->sizesFifo = sizesFifo;
}
ReturnValue_t CommandExecutor::check(bool& replyReceived) {
if (blocking) {
return HasReturnvaluesIF::RETURN_OK;
}
switch (state) {
case (States::IDLE):
case (States::COMMAND_LOADED): {
return NO_COMMAND_LOADED_OR_PENDING;
}
case (States::PENDING): {
break;
}
}
int result = poll(&waiter, 1, 0);
switch (result) {
case (0): {
return HasReturnvaluesIF::RETURN_OK;
break;
}
case (1): {
if (waiter.revents & POLLIN) {
ssize_t readBytes = read(currentFd, readVec.data(), readVec.size());
if (readBytes == 0) {
// Should not happen
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "CommandExecutor::check: No bytes read "
"after poll event.."
<< std::endl;
#else
sif::printWarning("CommandExecutor::check: No bytes read after poll event..\n");
#endif
break;
} else if (readBytes > 0) {
replyReceived = true;
if (printOutput) {
// It is assumed the command output is line terminated
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::info << currentCmd << " | " << readVec.data();
#else
sif::printInfo("%s | %s", currentCmd, readVec.data());
#endif
}
if (ringBuffer != nullptr) {
ringBuffer->writeData(reinterpret_cast<const uint8_t*>(readVec.data()), readBytes);
}
if (sizesFifo != nullptr) {
if (not sizesFifo->full()) {
sizesFifo->insert(readBytes);
}
}
} else {
// Should also not happen
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "CommandExecutor::check: Error " << errno << ": " << strerror(errno)
<< std::endl;
#else
sif::printWarning("CommandExecutor::check: Error %d: %s\n", errno, strerror(errno));
#endif
}
}
if (waiter.revents & POLLERR) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "CommandExecuter::check: Poll error" << std::endl;
#else
sif::printWarning("CommandExecuter::check: Poll error\n");
#endif
return COMMAND_ERROR;
}
if (waiter.revents & POLLHUP) {
result = pclose(currentCmdFile);
ReturnValue_t retval = EXECUTION_FINISHED;
if (result != 0) {
lastError = result;
retval = HasReturnvaluesIF::RETURN_FAILED;
}
state = States::IDLE;
currentCmdFile = nullptr;
currentFd = 0;
return retval;
}
break;
}
}
return HasReturnvaluesIF::RETURN_OK;
}
void CommandExecutor::reset() {
CommandExecutor::close();
currentCmdFile = nullptr;
currentFd = 0;
state = States::IDLE;
}
int CommandExecutor::getLastError() const {
// See:
// https://stackoverflow.com/questions/808541/any-benefit-in-using-wexitstatus-macro-in-c-over-division-by-256-on-exit-statu
return WEXITSTATUS(this->lastError);
}
CommandExecutor::States CommandExecutor::getCurrentState() const { return state; }
ReturnValue_t CommandExecutor::executeBlocking() {
while (fgets(readVec.data(), readVec.size(), currentCmdFile) != nullptr) {
std::string output(readVec.data());
if (printOutput) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::info << currentCmd << " | " << output;
#else
sif::printInfo("%s | %s", currentCmd, output);
#endif
}
if (ringBuffer != nullptr) {
ringBuffer->writeData(reinterpret_cast<const uint8_t*>(output.data()), output.size());
}
if (sizesFifo != nullptr) {
if (not sizesFifo->full()) {
sizesFifo->insert(output.size());
}
}
}
int result = pclose(currentCmdFile);
if (result != 0) {
lastError = result;
return HasReturnvaluesIF::RETURN_FAILED;
}
return HasReturnvaluesIF::RETURN_OK;
}

129
hal/src/fsfw_hal/linux/CommandExecutor.h Normal file
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@ -0,0 +1,129 @@
#ifndef FSFW_SRC_FSFW_OSAL_LINUX_COMMANDEXECUTOR_H_
#define FSFW_SRC_FSFW_OSAL_LINUX_COMMANDEXECUTOR_H_
#include <poll.h>
#include <string>
#include <vector>
#include "fsfw/returnvalues/FwClassIds.h"
#include "fsfw/returnvalues/HasReturnvaluesIF.h"
class SimpleRingBuffer;
template <typename T>
class DynamicFIFO;
/**
* @brief Helper class to execute shell commands in blocking and non-blocking mode
* @details
* This class is able to execute processes by using the Linux popen call. It also has the
* capability of writing the read output of a process into a provided ring buffer.
*
* The executor works by first loading the command which should be executed and specifying
* whether it should be executed blocking or non-blocking. After that, execution can be started
* with the execute command. In blocking mode, the execute command will block until the command
* has finished
*/
class CommandExecutor {
public:
enum class States { IDLE, COMMAND_LOADED, PENDING };
static constexpr uint8_t CLASS_ID = CLASS_ID::LINUX_OSAL;
//! [EXPORT] : [COMMENT] Execution of the current command has finished
static constexpr ReturnValue_t EXECUTION_FINISHED =
HasReturnvaluesIF::makeReturnCode(CLASS_ID, 0);
//! [EXPORT] : [COMMENT] Command is pending. This will also be returned if the user tries
//! to load another command but a command is still pending
static constexpr ReturnValue_t COMMAND_PENDING = HasReturnvaluesIF::makeReturnCode(CLASS_ID, 1);
//! [EXPORT] : [COMMENT] Some bytes have been read from the executing process
static constexpr ReturnValue_t BYTES_READ = HasReturnvaluesIF::makeReturnCode(CLASS_ID, 2);
//! [EXPORT] : [COMMENT] Command execution failed
static constexpr ReturnValue_t COMMAND_ERROR = HasReturnvaluesIF::makeReturnCode(CLASS_ID, 3);
//! [EXPORT] : [COMMENT]
static constexpr ReturnValue_t NO_COMMAND_LOADED_OR_PENDING =
HasReturnvaluesIF::makeReturnCode(CLASS_ID, 4);
static constexpr ReturnValue_t PCLOSE_CALL_ERROR = HasReturnvaluesIF::makeReturnCode(CLASS_ID, 6);
/**
* Constructor. Is initialized with maximum size of internal buffer to read data from the
* executed process.
* @param maxSize
*/
CommandExecutor(const size_t maxSize);
/**
* Load a new command which should be executed
* @param command
* @param blocking
* @param printOutput
* @return
*/
ReturnValue_t load(std::string command, bool blocking, bool printOutput = true);
/**
* Execute the loaded command.
* @return
* - In blocking mode, it will return RETURN_FAILED if
* the result of the system call was not 0. The error value can be accessed using
* getLastError
* - In non-blocking mode, this call will start
* the execution and then return RETURN_OK
*/
ReturnValue_t execute();
/**
* Only used in non-blocking mode. Checks the currently running command.
* @param bytesRead Will be set to the number of bytes read, if bytes have been read
* @return
* - BYTES_READ if bytes have been read from the executing process. It is recommended to call
* check again after this
* - RETURN_OK execution is pending, but no bytes have been read from the executing process
* - RETURN_FAILED if execution has failed, error value can be accessed using getLastError
* - EXECUTION_FINISHED if the process was executed successfully
* - NO_COMMAND_LOADED_OR_PENDING self-explanatory
* - COMMAND_ERROR internal poll error
*/
ReturnValue_t check(bool& replyReceived);
/**
* Abort the current command. Should normally not be necessary, check can be used to find
* out whether command execution was successful
* @return RETURN_OK
*/
ReturnValue_t close();
States getCurrentState() const;
int getLastError() const;
void printLastError(std::string funcName) const;
/**
* Assign a ring buffer and a FIFO which will be filled by the executor with the output
* read from the started process
* @param ringBuffer
* @param sizesFifo
*/
void setRingBuffer(SimpleRingBuffer* ringBuffer, DynamicFIFO<uint16_t>* sizesFifo);
/**
* Reset the executor. This calls close internally and then reset the state machine so new
* commands can be loaded and executed
*/
void reset();
private:
std::string currentCmd;
bool blocking = true;
FILE* currentCmdFile = nullptr;
int currentFd = 0;
bool printOutput = true;
std::vector<char> readVec;
struct pollfd waiter {};
SimpleRingBuffer* ringBuffer = nullptr;
DynamicFIFO<uint16_t>* sizesFifo = nullptr;
States state = States::IDLE;
int lastError = 0;
ReturnValue_t executeBlocking();
};
#endif /* FSFW_SRC_FSFW_OSAL_LINUX_COMMANDEXECUTOR_H_ */

41
hal/src/fsfw_hal/linux/UnixFileGuard.cpp
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@ -1,37 +1,36 @@
#include "fsfw/FSFW.h"
#include "fsfw/serviceinterface.h"
#include "fsfw_hal/linux/UnixFileGuard.h"
#include <cerrno>
#include <cstring>
#include "fsfw/FSFW.h"
#include "fsfw/serviceinterface.h"
UnixFileGuard::UnixFileGuard(std::string device, int* fileDescriptor, int flags,
std::string diagnosticPrefix):
fileDescriptor(fileDescriptor) {
if(fileDescriptor == nullptr) {
return;
}
*fileDescriptor = open(device.c_str(), flags);
if (*fileDescriptor < 0) {
std::string diagnosticPrefix)
: fileDescriptor(fileDescriptor) {
if (fileDescriptor == nullptr) {
return;
}
*fileDescriptor = open(device.c_str(), flags);
if (*fileDescriptor < 0) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << diagnosticPrefix << ": Opening device failed with error code " <<
errno << ": " << strerror(errno) << std::endl;
sif::warning << diagnosticPrefix << ": Opening device failed with error code " << errno << ": "
<< strerror(errno) << std::endl;
#else
sif::printWarning("%s: Opening device failed with error code %d: %s\n",
diagnosticPrefix, errno, strerror(errno));
sif::printWarning("%s: Opening device failed with error code %d: %s\n", diagnosticPrefix, errno,
strerror(errno));
#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
#endif /* FSFW_VERBOSE_LEVEL >= 1 */
openStatus = OPEN_FILE_FAILED;
}
openStatus = OPEN_FILE_FAILED;
}
}
UnixFileGuard::~UnixFileGuard() {
if(fileDescriptor != nullptr) {
close(*fileDescriptor);
}
if (fileDescriptor != nullptr) {
close(*fileDescriptor);
}
}
ReturnValue_t UnixFileGuard::getOpenResult() const {
return openStatus;
}
ReturnValue_t UnixFileGuard::getOpenResult() const { return openStatus; }

33
hal/src/fsfw_hal/linux/UnixFileGuard.h
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@ -1,33 +1,30 @@
#ifndef LINUX_UTILITY_UNIXFILEGUARD_H_
#define LINUX_UTILITY_UNIXFILEGUARD_H_
#include <fcntl.h>
#include <fsfw/returnvalues/HasReturnvaluesIF.h>
#include <unistd.h>
#include <string>
#include <fcntl.h>
#include <unistd.h>
class UnixFileGuard {
public:
static constexpr int READ_WRITE_FLAG = O_RDWR;
static constexpr int READ_ONLY_FLAG = O_RDONLY;
static constexpr int NON_BLOCKING_IO_FLAG = O_NONBLOCK;
public:
static constexpr int READ_WRITE_FLAG = O_RDWR;
static constexpr int READ_ONLY_FLAG = O_RDONLY;
static constexpr int NON_BLOCKING_IO_FLAG = O_NONBLOCK;
static constexpr ReturnValue_t OPEN_FILE_FAILED = 1;
static constexpr ReturnValue_t OPEN_FILE_FAILED = 1;
UnixFileGuard(std::string device, int* fileDescriptor, int flags,
std::string diagnosticPrefix = "");
UnixFileGuard(std::string device, int* fileDescriptor, int flags,
std::string diagnosticPrefix = "");
virtual~ UnixFileGuard();
virtual ~UnixFileGuard();
ReturnValue_t getOpenResult() const;
private:
int* fileDescriptor = nullptr;
ReturnValue_t openStatus = HasReturnvaluesIF::RETURN_OK;
ReturnValue_t getOpenResult() const;
private:
int* fileDescriptor = nullptr;
ReturnValue_t openStatus = HasReturnvaluesIF::RETURN_OK;
};
#endif /* LINUX_UTILITY_UNIXFILEGUARD_H_ */

20
hal/src/fsfw_hal/linux/gpio/CMakeLists.txt
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@ -1,12 +1,16 @@
target_sources(${LIB_FSFW_NAME} PRIVATE
LinuxLibgpioIF.cpp
)
# This abstraction layer requires the gpiod library. You can install this library
# with "sudo apt-get install -y libgpiod-dev". If you are cross-compiling, you need
# to install the package before syncing the sysroot to your host computer.
find_library(LIB_GPIO gpiod REQUIRED)
find_library(LIB_GPIO gpiod)
if(${LIB_GPIO} MATCHES LIB_GPIO-NOTFOUND)
message(STATUS "gpiod library not found, not linking against it")
else()
target_sources(${LIB_FSFW_NAME} PRIVATE
LinuxLibgpioIF.cpp
)
target_link_libraries(${LIB_FSFW_NAME} PRIVATE
${LIB_GPIO}
)
endif()
target_link_libraries(${LIB_FSFW_NAME} PRIVATE
${LIB_GPIO}
)

666
hal/src/fsfw_hal/linux/gpio/LinuxLibgpioIF.cpp
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@ -1,442 +1,446 @@
#include "LinuxLibgpioIF.h"
#include "fsfw_hal/common/gpio/gpioDefinitions.h"
#include "fsfw_hal/common/gpio/GpioCookie.h"
#include "fsfw/serviceinterface/ServiceInterface.h"
#include <gpiod.h>
#include <unistd.h>
#include <utility>
#include <unistd.h>
#include <gpiod.h>
LinuxLibgpioIF::LinuxLibgpioIF(object_id_t objectId) : SystemObject(objectId) {
}
#include "fsfw/serviceinterface/ServiceInterface.h"
#include "fsfw_hal/common/gpio/GpioCookie.h"
#include "fsfw_hal/common/gpio/gpioDefinitions.h"
LinuxLibgpioIF::LinuxLibgpioIF(object_id_t objectId) : SystemObject(objectId) {}
LinuxLibgpioIF::~LinuxLibgpioIF() {
for(auto& config: gpioMap) {
delete(config.second);
}
for (auto& config : gpioMap) {
delete (config.second);
}
}
ReturnValue_t LinuxLibgpioIF::addGpios(GpioCookie* gpioCookie) {
ReturnValue_t result;
if(gpioCookie == nullptr) {
sif::error << "LinuxLibgpioIF::addGpios: Invalid cookie" << std::endl;
return RETURN_FAILED;
}
ReturnValue_t result;
if (gpioCookie == nullptr) {
sif::error << "LinuxLibgpioIF::addGpios: Invalid cookie" << std::endl;
return RETURN_FAILED;
}
GpioMap mapToAdd = gpioCookie->getGpioMap();
GpioMap mapToAdd = gpioCookie->getGpioMap();
/* Check whether this ID already exists in the map and remove duplicates */
result = checkForConflicts(mapToAdd);
if (result != RETURN_OK){
return result;
}
/* Check whether this ID already exists in the map and remove duplicates */
result = checkForConflicts(mapToAdd);
if (result != RETURN_OK) {
return result;
}
result = configureGpios(mapToAdd);
if (result != RETURN_OK) {
return RETURN_FAILED;
}
result = configureGpios(mapToAdd);
if (result != RETURN_OK) {
return RETURN_FAILED;
}
/* Register new GPIOs in gpioMap */
gpioMap.insert(mapToAdd.begin(), mapToAdd.end());
/* Register new GPIOs in gpioMap */
gpioMap.insert(mapToAdd.begin(), mapToAdd.end());
return RETURN_OK;
return RETURN_OK;
}
ReturnValue_t LinuxLibgpioIF::configureGpios(GpioMap& mapToAdd) {
for(auto& gpioConfig: mapToAdd) {
auto& gpioType = gpioConfig.second->gpioType;
switch(gpioType) {
case(gpio::GpioTypes::NONE): {
return GPIO_INVALID_INSTANCE;
for (auto& gpioConfig : mapToAdd) {
auto& gpioType = gpioConfig.second->gpioType;
switch (gpioType) {
case (gpio::GpioTypes::NONE): {
return GPIO_INVALID_INSTANCE;
}
case (gpio::GpioTypes::GPIO_REGULAR_BY_CHIP): {
auto regularGpio = dynamic_cast<GpiodRegularByChip*>(gpioConfig.second);
if (regularGpio == nullptr) {
return GPIO_INVALID_INSTANCE;
}
case(gpio::GpioTypes::GPIO_REGULAR_BY_CHIP): {
auto regularGpio = dynamic_cast<GpiodRegularByChip*>(gpioConfig.second);
if(regularGpio == nullptr) {
return GPIO_INVALID_INSTANCE;
}
configureGpioByChip(gpioConfig.first, *regularGpio);
break;
configureGpioByChip(gpioConfig.first, *regularGpio);
break;
}
case (gpio::GpioTypes::GPIO_REGULAR_BY_LABEL): {
auto regularGpio = dynamic_cast<GpiodRegularByLabel*>(gpioConfig.second);
if (regularGpio == nullptr) {
return GPIO_INVALID_INSTANCE;
}
case(gpio::GpioTypes::GPIO_REGULAR_BY_LABEL):{
auto regularGpio = dynamic_cast<GpiodRegularByLabel*>(gpioConfig.second);
if(regularGpio == nullptr) {
return GPIO_INVALID_INSTANCE;
}
configureGpioByLabel(gpioConfig.first, *regularGpio);
break;
}
case(gpio::GpioTypes::GPIO_REGULAR_BY_LINE_NAME):{
auto regularGpio = dynamic_cast<GpiodRegularByLineName*>(gpioConfig.second);
if(regularGpio == nullptr) {
return GPIO_INVALID_INSTANCE;
}
configureGpioByLineName(gpioConfig.first, *regularGpio);
break;
}
case(gpio::GpioTypes::CALLBACK): {
auto gpioCallback = dynamic_cast<GpioCallback*>(gpioConfig.second);
if(gpioCallback->callback == nullptr) {
return GPIO_INVALID_INSTANCE;
}
gpioCallback->callback(gpioConfig.first, gpio::GpioOperation::WRITE,
gpioCallback->initValue, gpioCallback->callbackArgs);
configureGpioByLabel(gpioConfig.first, *regularGpio);
break;
}
case (gpio::GpioTypes::GPIO_REGULAR_BY_LINE_NAME): {
auto regularGpio = dynamic_cast<GpiodRegularByLineName*>(gpioConfig.second);
if (regularGpio == nullptr) {
return GPIO_INVALID_INSTANCE;
}
configureGpioByLineName(gpioConfig.first, *regularGpio);
break;
}
case (gpio::GpioTypes::CALLBACK): {
auto gpioCallback = dynamic_cast<GpioCallback*>(gpioConfig.second);
if (gpioCallback->callback == nullptr) {
return GPIO_INVALID_INSTANCE;
}
gpioCallback->callback(gpioConfig.first, gpio::GpioOperation::WRITE,
gpioCallback->initValue, gpioCallback->callbackArgs);
}
}
return RETURN_OK;
}
return RETURN_OK;
}
ReturnValue_t LinuxLibgpioIF::configureGpioByLabel(gpioId_t gpioId,
GpiodRegularByLabel &gpioByLabel) {
std::string& label = gpioByLabel.label;
struct gpiod_chip* chip = gpiod_chip_open_by_label(label.c_str());
if (chip == nullptr) {
sif::warning << "LinuxLibgpioIF::configureGpioByLabel: Failed to open gpio from gpio "
<< "group with label " << label << ". Gpio ID: " << gpioId << std::endl;
return RETURN_FAILED;
}
std::string failOutput = "label: " + label;
return configureRegularGpio(gpioId, chip, gpioByLabel, failOutput);
GpiodRegularByLabel& gpioByLabel) {
std::string& label = gpioByLabel.label;
struct gpiod_chip* chip = gpiod_chip_open_by_label(label.c_str());
if (chip == nullptr) {
sif::warning << "LinuxLibgpioIF::configureGpioByLabel: Failed to open gpio from gpio "
<< "group with label " << label << ". Gpio ID: " << gpioId << std::endl;
return RETURN_FAILED;
}
std::string failOutput = "label: " + label;
return configureRegularGpio(gpioId, chip, gpioByLabel, failOutput);
}
ReturnValue_t LinuxLibgpioIF::configureGpioByChip(gpioId_t gpioId,
GpiodRegularByChip &gpioByChip) {
std::string& chipname = gpioByChip.chipname;
struct gpiod_chip* chip = gpiod_chip_open_by_name(chipname.c_str());
if (chip == nullptr) {
sif::warning << "LinuxLibgpioIF::configureGpioByChip: Failed to open chip "
<< chipname << ". Gpio ID: " << gpioId << std::endl;
return RETURN_FAILED;
}
std::string failOutput = "chipname: " + chipname;
return configureRegularGpio(gpioId, chip, gpioByChip, failOutput);
ReturnValue_t LinuxLibgpioIF::configureGpioByChip(gpioId_t gpioId, GpiodRegularByChip& gpioByChip) {
std::string& chipname = gpioByChip.chipname;
struct gpiod_chip* chip = gpiod_chip_open_by_name(chipname.c_str());
if (chip == nullptr) {
sif::warning << "LinuxLibgpioIF::configureGpioByChip: Failed to open chip " << chipname
<< ". Gpio ID: " << gpioId << std::endl;
return RETURN_FAILED;
}
std::string failOutput = "chipname: " + chipname;
return configureRegularGpio(gpioId, chip, gpioByChip, failOutput);
}
ReturnValue_t LinuxLibgpioIF::configureGpioByLineName(gpioId_t gpioId,
GpiodRegularByLineName &gpioByLineName) {
std::string& lineName = gpioByLineName.lineName;
char chipname[MAX_CHIPNAME_LENGTH];
unsigned int lineOffset;
GpiodRegularByLineName& gpioByLineName) {
std::string& lineName = gpioByLineName.lineName;
char chipname[MAX_CHIPNAME_LENGTH];
unsigned int lineOffset;
int result = gpiod_ctxless_find_line(lineName.c_str(), chipname, MAX_CHIPNAME_LENGTH,
&lineOffset);
if (result != LINE_FOUND) {
parseFindeLineResult(result, lineName);
return RETURN_FAILED;
}
int result =
gpiod_ctxless_find_line(lineName.c_str(), chipname, MAX_CHIPNAME_LENGTH, &lineOffset);
if (result != LINE_FOUND) {
parseFindeLineResult(result, lineName);
return RETURN_FAILED;
}
gpioByLineName.lineNum = static_cast<int>(lineOffset);
gpioByLineName.lineNum = static_cast<int>(lineOffset);
struct gpiod_chip* chip = gpiod_chip_open_by_name(chipname);
if (chip == nullptr) {
sif::warning << "LinuxLibgpioIF::configureGpioByLineName: Failed to open chip "
<< chipname << ". <Gpio ID: " << gpioId << std::endl;
return RETURN_FAILED;
}
std::string failOutput = "line name: " + lineName;
return configureRegularGpio(gpioId, chip, gpioByLineName, failOutput);
struct gpiod_chip* chip = gpiod_chip_open_by_name(chipname);
if (chip == nullptr) {
sif::warning << "LinuxLibgpioIF::configureGpioByLineName: Failed to open chip " << chipname
<< ". <Gpio ID: " << gpioId << std::endl;
return RETURN_FAILED;
}
std::string failOutput = "line name: " + lineName;
return configureRegularGpio(gpioId, chip, gpioByLineName, failOutput);
}
ReturnValue_t LinuxLibgpioIF::configureRegularGpio(gpioId_t gpioId, struct gpiod_chip* chip,
GpiodRegularBase& regularGpio, std::string failOutput) {
unsigned int lineNum;
gpio::Direction direction;
std::string consumer;
struct gpiod_line *lineHandle;
int result = 0;
GpiodRegularBase& regularGpio,
std::string failOutput) {
unsigned int lineNum;
gpio::Direction direction;
std::string consumer;
struct gpiod_line* lineHandle;
int result = 0;
lineNum = regularGpio.lineNum;
lineHandle = gpiod_chip_get_line(chip, lineNum);
if (!lineHandle) {
sif::warning << "LinuxLibgpioIF::configureRegularGpio: Failed to open line " << std::endl;
sif::warning << "GPIO ID: " << gpioId << ", line number: " << lineNum <<
", " << failOutput << std::endl;
sif::warning << "Check if Linux GPIO configuration has changed. " << std::endl;
gpiod_chip_close(chip);
return RETURN_FAILED;
}
lineNum = regularGpio.lineNum;
lineHandle = gpiod_chip_get_line(chip, lineNum);
if (!lineHandle) {
sif::warning << "LinuxLibgpioIF::configureRegularGpio: Failed to open line " << std::endl;
sif::warning << "GPIO ID: " << gpioId << ", line number: " << lineNum << ", " << failOutput
<< std::endl;
sif::warning << "Check if Linux GPIO configuration has changed. " << std::endl;
gpiod_chip_close(chip);
return RETURN_FAILED;
}
direction = regularGpio.direction;
consumer = regularGpio.consumer;
/* Configure direction and add a description to the GPIO */
switch (direction) {
case(gpio::OUT): {
result = gpiod_line_request_output(lineHandle, consumer.c_str(),
regularGpio.initValue);
break;
direction = regularGpio.direction;
consumer = regularGpio.consumer;
/* Configure direction and add a description to the GPIO */
switch (direction) {
case (gpio::OUT): {
result = gpiod_line_request_output(lineHandle, consumer.c_str(), regularGpio.initValue);
break;
}
case(gpio::IN): {
result = gpiod_line_request_input(lineHandle, consumer.c_str());
break;
case (gpio::IN): {
result = gpiod_line_request_input(lineHandle, consumer.c_str());
break;
}
default: {
sif::error << "LinuxLibgpioIF::configureGpios: Invalid direction specified"
<< std::endl;
return GPIO_INVALID_INSTANCE;
sif::error << "LinuxLibgpioIF::configureGpios: Invalid direction specified" << std::endl;
return GPIO_INVALID_INSTANCE;
}
if (result < 0) {
if (result < 0) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "LinuxLibgpioIF::configureRegularGpio: Failed to request line " <<
lineNum << " from GPIO instance with ID: " << gpioId << std::endl;
sif::error << "LinuxLibgpioIF::configureRegularGpio: Failed to request line " << lineNum
<< " from GPIO instance with ID: " << gpioId << std::endl;
#else
sif::printError("LinuxLibgpioIF::configureRegularGpio: "
"Failed to request line %d from GPIO instance with ID: %d\n", lineNum, gpioId);
sif::printError(
"LinuxLibgpioIF::configureRegularGpio: "
"Failed to request line %d from GPIO instance with ID: %d\n",
lineNum, gpioId);
#endif
gpiod_line_release(lineHandle);
return RETURN_FAILED;
}
}
/**
* Write line handle to GPIO configuration instance so it can later be used to set or
* read states of GPIOs.
*/
regularGpio.lineHandle = lineHandle;
return RETURN_OK;
}
}
/**
* Write line handle to GPIO configuration instance so it can later be used to set or
* read states of GPIOs.
*/
regularGpio.lineHandle = lineHandle;
return RETURN_OK;
}
ReturnValue_t LinuxLibgpioIF::pullHigh(gpioId_t gpioId) {
gpioMapIter = gpioMap.find(gpioId);
if (gpioMapIter == gpioMap.end()) {
sif::warning << "LinuxLibgpioIF::pullHigh: Unknown GPIO ID " << gpioId << std::endl;
return UNKNOWN_GPIO_ID;
}
gpioMapIter = gpioMap.find(gpioId);
if (gpioMapIter == gpioMap.end()) {
sif::warning << "LinuxLibgpioIF::pullHigh: Unknown GPIO ID " << gpioId << std::endl;
return UNKNOWN_GPIO_ID;
}
auto gpioType = gpioMapIter->second->gpioType;
if (gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_CHIP
or gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_LABEL
or gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_LINE_NAME) {
auto regularGpio = dynamic_cast<GpiodRegularBase*>(gpioMapIter->second);
if(regularGpio == nullptr) {
return GPIO_TYPE_FAILURE;
}
return driveGpio(gpioId, *regularGpio, gpio::HIGH);
auto gpioType = gpioMapIter->second->gpioType;
if (gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_CHIP or
gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_LABEL or
gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_LINE_NAME) {
auto regularGpio = dynamic_cast<GpiodRegularBase*>(gpioMapIter->second);
if (regularGpio == nullptr) {
return GPIO_TYPE_FAILURE;
}
else {
auto gpioCallback = dynamic_cast<GpioCallback*>(gpioMapIter->second);
if(gpioCallback->callback == nullptr) {
return GPIO_INVALID_INSTANCE;
}
gpioCallback->callback(gpioMapIter->first, gpio::GpioOperation::WRITE,
gpio::Levels::HIGH, gpioCallback->callbackArgs);
return RETURN_OK;
return driveGpio(gpioId, *regularGpio, gpio::HIGH);
} else {
auto gpioCallback = dynamic_cast<GpioCallback*>(gpioMapIter->second);
if (gpioCallback->callback == nullptr) {
return GPIO_INVALID_INSTANCE;
}
return GPIO_TYPE_FAILURE;
gpioCallback->callback(gpioMapIter->first, gpio::GpioOperation::WRITE, gpio::Levels::HIGH,
gpioCallback->callbackArgs);
return RETURN_OK;
}
return GPIO_TYPE_FAILURE;
}
ReturnValue_t LinuxLibgpioIF::pullLow(gpioId_t gpioId) {
gpioMapIter = gpioMap.find(gpioId);
if (gpioMapIter == gpioMap.end()) {
gpioMapIter = gpioMap.find(gpioId);
if (gpioMapIter == gpioMap.end()) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "LinuxLibgpioIF::pullLow: Unknown GPIO ID " << gpioId << std::endl;
sif::warning << "LinuxLibgpioIF::pullLow: Unknown GPIO ID " << gpioId << std::endl;
#else
sif::printWarning("LinuxLibgpioIF::pullLow: Unknown GPIO ID %d\n", gpioId);
sif::printWarning("LinuxLibgpioIF::pullLow: Unknown GPIO ID %d\n", gpioId);
#endif
return UNKNOWN_GPIO_ID;
}
return UNKNOWN_GPIO_ID;
}
auto& gpioType = gpioMapIter->second->gpioType;
if (gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_CHIP
or gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_LABEL
or gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_LINE_NAME) {
auto regularGpio = dynamic_cast<GpiodRegularBase*>(gpioMapIter->second);
if(regularGpio == nullptr) {
return GPIO_TYPE_FAILURE;
}
return driveGpio(gpioId, *regularGpio, gpio::LOW);
auto& gpioType = gpioMapIter->second->gpioType;
if (gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_CHIP or
gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_LABEL or
gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_LINE_NAME) {
auto regularGpio = dynamic_cast<GpiodRegularBase*>(gpioMapIter->second);
if (regularGpio == nullptr) {
return GPIO_TYPE_FAILURE;
}
else {
auto gpioCallback = dynamic_cast<GpioCallback*>(gpioMapIter->second);
if(gpioCallback->callback == nullptr) {
return GPIO_INVALID_INSTANCE;
}
gpioCallback->callback(gpioMapIter->first, gpio::GpioOperation::WRITE,
gpio::Levels::LOW, gpioCallback->callbackArgs);
return RETURN_OK;
return driveGpio(gpioId, *regularGpio, gpio::LOW);
} else {
auto gpioCallback = dynamic_cast<GpioCallback*>(gpioMapIter->second);
if (gpioCallback->callback == nullptr) {
return GPIO_INVALID_INSTANCE;
}
return GPIO_TYPE_FAILURE;
gpioCallback->callback(gpioMapIter->first, gpio::GpioOperation::WRITE, gpio::Levels::LOW,
gpioCallback->callbackArgs);
return RETURN_OK;
}
return GPIO_TYPE_FAILURE;
}
ReturnValue_t LinuxLibgpioIF::driveGpio(gpioId_t gpioId,
GpiodRegularBase& regularGpio, gpio::Levels logicLevel) {
int result = gpiod_line_set_value(regularGpio.lineHandle, logicLevel);
if (result < 0) {
ReturnValue_t LinuxLibgpioIF::driveGpio(gpioId_t gpioId, GpiodRegularBase& regularGpio,
gpio::Levels logicLevel) {
int result = gpiod_line_set_value(regularGpio.lineHandle, logicLevel);
if (result < 0) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "LinuxLibgpioIF::driveGpio: Failed to pull GPIO with ID " << gpioId <<
" to logic level " << logicLevel << std::endl;
sif::warning << "LinuxLibgpioIF::driveGpio: Failed to pull GPIO with ID " << gpioId
<< " to logic level " << logicLevel << std::endl;
#else
sif::printWarning("LinuxLibgpioIF::driveGpio: Failed to pull GPIO with ID %d to "
"logic level %d\n", gpioId, logicLevel);
sif::printWarning(
"LinuxLibgpioIF::driveGpio: Failed to pull GPIO with ID %d to "
"logic level %d\n",
gpioId, logicLevel);
#endif
return DRIVE_GPIO_FAILURE;
}
return DRIVE_GPIO_FAILURE;
}
return RETURN_OK;
return RETURN_OK;
}
ReturnValue_t LinuxLibgpioIF::readGpio(gpioId_t gpioId, int* gpioState) {
gpioMapIter = gpioMap.find(gpioId);
if (gpioMapIter == gpioMap.end()){
gpioMapIter = gpioMap.find(gpioId);
if (gpioMapIter == gpioMap.end()) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "LinuxLibgpioIF::readGpio: Unknown GPIOD ID " << gpioId << std::endl;
sif::warning << "LinuxLibgpioIF::readGpio: Unknown GPIOD ID " << gpioId << std::endl;
#else
sif::printWarning("LinuxLibgpioIF::readGpio: Unknown GPIOD ID %d\n", gpioId);
sif::printWarning("LinuxLibgpioIF::readGpio: Unknown GPIOD ID %d\n", gpioId);
#endif
return UNKNOWN_GPIO_ID;
}
return UNKNOWN_GPIO_ID;
}
auto gpioType = gpioMapIter->second->gpioType;
if (gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_CHIP
or gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_LABEL
or gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_LINE_NAME) {
auto regularGpio = dynamic_cast<GpiodRegularBase*>(gpioMapIter->second);
if(regularGpio == nullptr) {
return GPIO_TYPE_FAILURE;
}
*gpioState = gpiod_line_get_value(regularGpio->lineHandle);
auto gpioType = gpioMapIter->second->gpioType;
if (gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_CHIP or
gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_LABEL or
gpioType == gpio::GpioTypes::GPIO_REGULAR_BY_LINE_NAME) {
auto regularGpio = dynamic_cast<GpiodRegularBase*>(gpioMapIter->second);
if (regularGpio == nullptr) {
return GPIO_TYPE_FAILURE;
}
else {
auto gpioCallback = dynamic_cast<GpioCallback*>(gpioMapIter->second);
if(gpioCallback->callback == nullptr) {
return GPIO_INVALID_INSTANCE;
}
gpioCallback->callback(gpioMapIter->first, gpio::GpioOperation::READ,
gpio::Levels::NONE, gpioCallback->callbackArgs);
return RETURN_OK;
*gpioState = gpiod_line_get_value(regularGpio->lineHandle);
} else {
auto gpioCallback = dynamic_cast<GpioCallback*>(gpioMapIter->second);
if (gpioCallback->callback == nullptr) {
return GPIO_INVALID_INSTANCE;
}
gpioCallback->callback(gpioMapIter->first, gpio::GpioOperation::READ, gpio::Levels::NONE,
gpioCallback->callbackArgs);
return RETURN_OK;
}
return RETURN_OK;
}
ReturnValue_t LinuxLibgpioIF::checkForConflicts(GpioMap& mapToAdd){
ReturnValue_t status = HasReturnvaluesIF::RETURN_OK;
ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
for(auto& gpioConfig: mapToAdd) {
switch(gpioConfig.second->gpioType) {
case(gpio::GpioTypes::GPIO_REGULAR_BY_CHIP):
case(gpio::GpioTypes::GPIO_REGULAR_BY_LABEL):
case(gpio::GpioTypes::GPIO_REGULAR_BY_LINE_NAME): {
auto regularGpio = dynamic_cast<GpiodRegularBase*>(gpioConfig.second);
if(regularGpio == nullptr) {
return GPIO_TYPE_FAILURE;
}
// Check for conflicts and remove duplicates if necessary
result = checkForConflictsById(gpioConfig.first, gpioConfig.second->gpioType, mapToAdd);
if(result != HasReturnvaluesIF::RETURN_OK) {
status = result;
}
break;
ReturnValue_t LinuxLibgpioIF::checkForConflicts(GpioMap& mapToAdd) {
ReturnValue_t status = HasReturnvaluesIF::RETURN_OK;
ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
for (auto& gpioConfig : mapToAdd) {
switch (gpioConfig.second->gpioType) {
case (gpio::GpioTypes::GPIO_REGULAR_BY_CHIP):
case (gpio::GpioTypes::GPIO_REGULAR_BY_LABEL):
case (gpio::GpioTypes::GPIO_REGULAR_BY_LINE_NAME): {
auto regularGpio = dynamic_cast<GpiodRegularBase*>(gpioConfig.second);
if (regularGpio == nullptr) {
return GPIO_TYPE_FAILURE;
}
case(gpio::GpioTypes::CALLBACK): {
auto callbackGpio = dynamic_cast<GpioCallback*>(gpioConfig.second);
if(callbackGpio == nullptr) {
return GPIO_TYPE_FAILURE;
}
// Check for conflicts and remove duplicates if necessary
result = checkForConflictsById(gpioConfig.first,
gpioConfig.second->gpioType, mapToAdd);
if(result != HasReturnvaluesIF::RETURN_OK) {
status = result;
}
break;
// Check for conflicts and remove duplicates if necessary
result = checkForConflictsById(gpioConfig.first, gpioConfig.second->gpioType, mapToAdd);
if (result != HasReturnvaluesIF::RETURN_OK) {
status = result;
}
default: {
break;
}
case (gpio::GpioTypes::CALLBACK): {
auto callbackGpio = dynamic_cast<GpioCallback*>(gpioConfig.second);
if (callbackGpio == nullptr) {
return GPIO_TYPE_FAILURE;
}
// Check for conflicts and remove duplicates if necessary
result = checkForConflictsById(gpioConfig.first, gpioConfig.second->gpioType, mapToAdd);
if (result != HasReturnvaluesIF::RETURN_OK) {
status = result;
}
break;
}
default: {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "Invalid GPIO type detected for GPIO ID " << gpioConfig.first
<< std::endl;
sif::warning << "Invalid GPIO type detected for GPIO ID " << gpioConfig.first << std::endl;
#else
sif::printWarning("Invalid GPIO type detected for GPIO ID %d\n", gpioConfig.first);
sif::printWarning("Invalid GPIO type detected for GPIO ID %d\n", gpioConfig.first);
#endif
status = GPIO_TYPE_FAILURE;
}
}
status = GPIO_TYPE_FAILURE;
}
}
return status;
}
return status;
}
ReturnValue_t LinuxLibgpioIF::checkForConflictsById(gpioId_t gpioIdToCheck,
gpio::GpioTypes expectedType, GpioMap& mapToAdd) {
// Cross check with private map
gpioMapIter = gpioMap.find(gpioIdToCheck);
if(gpioMapIter != gpioMap.end()) {
auto& gpioType = gpioMapIter->second->gpioType;
bool eraseDuplicateDifferentType = false;
switch(expectedType) {
case(gpio::GpioTypes::NONE): {
break;
gpio::GpioTypes expectedType,
GpioMap& mapToAdd) {
// Cross check with private map
gpioMapIter = gpioMap.find(gpioIdToCheck);
if (gpioMapIter != gpioMap.end()) {
auto& gpioType = gpioMapIter->second->gpioType;
bool eraseDuplicateDifferentType = false;
switch (expectedType) {
case (gpio::GpioTypes::NONE): {
break;
}
case (gpio::GpioTypes::GPIO_REGULAR_BY_CHIP):
case (gpio::GpioTypes::GPIO_REGULAR_BY_LABEL):
case (gpio::GpioTypes::GPIO_REGULAR_BY_LINE_NAME): {
if (gpioType == gpio::GpioTypes::NONE or gpioType == gpio::GpioTypes::CALLBACK) {
eraseDuplicateDifferentType = true;
}
case(gpio::GpioTypes::GPIO_REGULAR_BY_CHIP):
case(gpio::GpioTypes::GPIO_REGULAR_BY_LABEL):
case(gpio::GpioTypes::GPIO_REGULAR_BY_LINE_NAME): {
if(gpioType == gpio::GpioTypes::NONE or gpioType == gpio::GpioTypes::CALLBACK) {
eraseDuplicateDifferentType = true;
}
break;
break;
}
case (gpio::GpioTypes::CALLBACK): {
if (gpioType != gpio::GpioTypes::CALLBACK) {
eraseDuplicateDifferentType = true;
}
case(gpio::GpioTypes::CALLBACK): {
if(gpioType != gpio::GpioTypes::CALLBACK) {
eraseDuplicateDifferentType = true;
}
}
}
if(eraseDuplicateDifferentType) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "LinuxLibgpioIF::checkForConflicts: ID already exists for "
"different GPIO type " << gpioIdToCheck <<
". Removing duplicate from map to add" << std::endl;
#else
sif::printWarning("LinuxLibgpioIF::checkForConflicts: ID already exists for "
"different GPIO type %d. Removing duplicate from map to add\n", gpioIdToCheck);
#endif
mapToAdd.erase(gpioIdToCheck);
return GPIO_DUPLICATE_DETECTED;
}
// Remove element from map to add because a entry for this GPIO already exists
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "LinuxLibgpioIF::checkForConflictsRegularGpio: Duplicate GPIO "
"definition with ID " << gpioIdToCheck << " detected. " <<
"Duplicate will be removed from map to add" << std::endl;
#else
sif::printWarning("LinuxLibgpioIF::checkForConflictsRegularGpio: Duplicate GPIO definition "
"with ID %d detected. Duplicate will be removed from map to add\n", gpioIdToCheck);
#endif
mapToAdd.erase(gpioIdToCheck);
return GPIO_DUPLICATE_DETECTED;
}
}
return HasReturnvaluesIF::RETURN_OK;
if (eraseDuplicateDifferentType) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "LinuxLibgpioIF::checkForConflicts: ID already exists for "
"different GPIO type "
<< gpioIdToCheck << ". Removing duplicate from map to add" << std::endl;
#else
sif::printWarning(
"LinuxLibgpioIF::checkForConflicts: ID already exists for "
"different GPIO type %d. Removing duplicate from map to add\n",
gpioIdToCheck);
#endif
mapToAdd.erase(gpioIdToCheck);
return GPIO_DUPLICATE_DETECTED;
}
// Remove element from map to add because a entry for this GPIO already exists
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "LinuxLibgpioIF::checkForConflictsRegularGpio: Duplicate GPIO "
"definition with ID "
<< gpioIdToCheck << " detected. "
<< "Duplicate will be removed from map to add" << std::endl;
#else
sif::printWarning(
"LinuxLibgpioIF::checkForConflictsRegularGpio: Duplicate GPIO definition "
"with ID %d detected. Duplicate will be removed from map to add\n",
gpioIdToCheck);
#endif
mapToAdd.erase(gpioIdToCheck);
return GPIO_DUPLICATE_DETECTED;
}
return HasReturnvaluesIF::RETURN_OK;
}
void LinuxLibgpioIF::parseFindeLineResult(int result, std::string& lineName) {
switch (result) {
switch (result) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
case LINE_NOT_EXISTS:
case LINE_ERROR: {
sif::warning << "LinuxLibgpioIF::parseFindeLineResult: Line with name " << lineName <<
" does not exist" << std::endl;
break;
sif::warning << "LinuxLibgpioIF::parseFindeLineResult: Line with name " << lineName
<< " does not exist" << std::endl;
break;
}
default: {
sif::warning << "LinuxLibgpioIF::parseFindeLineResult: Unknown return code for line "
"with name " << lineName << std::endl;
break;
sif::warning << "LinuxLibgpioIF::parseFindeLineResult: Unknown return code for line "
"with name "
<< lineName << std::endl;
break;
}
#else
case LINE_NOT_EXISTS:
case LINE_ERROR: {
sif::printWarning("LinuxLibgpioIF::parseFindeLineResult: Line with name %s "
"does not exist\n", lineName);
break;
sif::printWarning(
"LinuxLibgpioIF::parseFindeLineResult: Line with name %s "
"does not exist\n",
lineName);
break;
}
default: {
sif::printWarning("LinuxLibgpioIF::parseFindeLineResult: Unknown return code for line "
"with name %s\n", lineName);
break;
sif::printWarning(
"LinuxLibgpioIF::parseFindeLineResult: Unknown return code for line "
"with name %s\n",
lineName);
break;
}
#endif
}
}
}

115
hal/src/fsfw_hal/linux/gpio/LinuxLibgpioIF.h
View File

@ -1,9 +1,9 @@
#ifndef LINUX_GPIO_LINUXLIBGPIOIF_H_
#define LINUX_GPIO_LINUXLIBGPIOIF_H_
#include "fsfw/objectmanager/SystemObject.h"
#include "fsfw/returnvalues/FwClassIds.h"
#include "fsfw_hal/common/gpio/GpioIF.h"
#include "fsfw/objectmanager/SystemObject.h"
class GpioCookie;
class GpiodRegularIF;
@ -16,76 +16,71 @@ class GpiodRegularIF;
* The Petalinux SDK from Xilinx supports libgpiod since Petalinux 2019.1.
*/
class LinuxLibgpioIF : public GpioIF, public SystemObject {
public:
public:
static const uint8_t gpioRetvalId = CLASS_ID::HAL_GPIO;
static const uint8_t gpioRetvalId = CLASS_ID::HAL_GPIO;
static constexpr ReturnValue_t UNKNOWN_GPIO_ID =
HasReturnvaluesIF::makeReturnCode(gpioRetvalId, 1);
static constexpr ReturnValue_t DRIVE_GPIO_FAILURE =
HasReturnvaluesIF::makeReturnCode(gpioRetvalId, 2);
static constexpr ReturnValue_t GPIO_TYPE_FAILURE =
HasReturnvaluesIF::makeReturnCode(gpioRetvalId, 3);
static constexpr ReturnValue_t GPIO_INVALID_INSTANCE =
HasReturnvaluesIF::makeReturnCode(gpioRetvalId, 4);
static constexpr ReturnValue_t GPIO_DUPLICATE_DETECTED =
HasReturnvaluesIF::makeReturnCode(gpioRetvalId, 5);
static constexpr ReturnValue_t UNKNOWN_GPIO_ID =
HasReturnvaluesIF::makeReturnCode(gpioRetvalId, 1);
static constexpr ReturnValue_t DRIVE_GPIO_FAILURE =
HasReturnvaluesIF::makeReturnCode(gpioRetvalId, 2);
static constexpr ReturnValue_t GPIO_TYPE_FAILURE =
HasReturnvaluesIF::makeReturnCode(gpioRetvalId, 3);
static constexpr ReturnValue_t GPIO_INVALID_INSTANCE =
HasReturnvaluesIF::makeReturnCode(gpioRetvalId, 4);
static constexpr ReturnValue_t GPIO_DUPLICATE_DETECTED =
HasReturnvaluesIF::makeReturnCode(gpioRetvalId, 5);
LinuxLibgpioIF(object_id_t objectId);
virtual ~LinuxLibgpioIF();
LinuxLibgpioIF(object_id_t objectId);
virtual ~LinuxLibgpioIF();
ReturnValue_t addGpios(GpioCookie* gpioCookie) override;
ReturnValue_t pullHigh(gpioId_t gpioId) override;
ReturnValue_t pullLow(gpioId_t gpioId) override;
ReturnValue_t readGpio(gpioId_t gpioId, int* gpioState) override;
ReturnValue_t addGpios(GpioCookie* gpioCookie) override;
ReturnValue_t pullHigh(gpioId_t gpioId) override;
ReturnValue_t pullLow(gpioId_t gpioId) override;
ReturnValue_t readGpio(gpioId_t gpioId, int* gpioState) override;
private:
static const size_t MAX_CHIPNAME_LENGTH = 11;
static const int LINE_NOT_EXISTS = 0;
static const int LINE_ERROR = -1;
static const int LINE_FOUND = 1;
private:
// Holds the information and configuration of all used GPIOs
GpioUnorderedMap gpioMap;
GpioUnorderedMapIter gpioMapIter;
static const size_t MAX_CHIPNAME_LENGTH = 11;
static const int LINE_NOT_EXISTS = 0;
static const int LINE_ERROR = -1;
static const int LINE_FOUND = 1;
/**
* @brief This functions drives line of a GPIO specified by the GPIO ID.
*
* @param gpioId The GPIO ID of the GPIO to drive.
* @param logiclevel The logic level to set. O or 1.
*/
ReturnValue_t driveGpio(gpioId_t gpioId, GpiodRegularBase& regularGpio, gpio::Levels logicLevel);
// Holds the information and configuration of all used GPIOs
GpioUnorderedMap gpioMap;
GpioUnorderedMapIter gpioMapIter;
ReturnValue_t configureGpioByLabel(gpioId_t gpioId, GpiodRegularByLabel& gpioByLabel);
ReturnValue_t configureGpioByChip(gpioId_t gpioId, GpiodRegularByChip& gpioByChip);
ReturnValue_t configureGpioByLineName(gpioId_t gpioId, GpiodRegularByLineName& gpioByLineName);
ReturnValue_t configureRegularGpio(gpioId_t gpioId, struct gpiod_chip* chip,
GpiodRegularBase& regularGpio, std::string failOutput);
/**
* @brief This functions drives line of a GPIO specified by the GPIO ID.
*
* @param gpioId The GPIO ID of the GPIO to drive.
* @param logiclevel The logic level to set. O or 1.
*/
ReturnValue_t driveGpio(gpioId_t gpioId, GpiodRegularBase& regularGpio,
gpio::Levels logicLevel);
/**
* @brief This function checks if GPIOs are already registered and whether
* there exists a conflict in the GPIO configuration. E.g. the
* direction.
*
* @param mapToAdd The GPIOs which shall be added to the gpioMap.
*
* @return RETURN_OK if successful, otherwise RETURN_FAILED
*/
ReturnValue_t checkForConflicts(GpioMap& mapToAdd);
ReturnValue_t configureGpioByLabel(gpioId_t gpioId, GpiodRegularByLabel& gpioByLabel);
ReturnValue_t configureGpioByChip(gpioId_t gpioId, GpiodRegularByChip& gpioByChip);
ReturnValue_t configureGpioByLineName(gpioId_t gpioId,
GpiodRegularByLineName &gpioByLineName);
ReturnValue_t configureRegularGpio(gpioId_t gpioId, struct gpiod_chip* chip,
GpiodRegularBase& regularGpio, std::string failOutput);
ReturnValue_t checkForConflictsById(gpioId_t gpiodId, gpio::GpioTypes type, GpioMap& mapToAdd);
/**
* @brief This function checks if GPIOs are already registered and whether
* there exists a conflict in the GPIO configuration. E.g. the
* direction.
*
* @param mapToAdd The GPIOs which shall be added to the gpioMap.
*
* @return RETURN_OK if successful, otherwise RETURN_FAILED
*/
ReturnValue_t checkForConflicts(GpioMap& mapToAdd);
/**
* @brief Performs the initial configuration of all GPIOs specified in the GpioMap mapToAdd.
*/
ReturnValue_t configureGpios(GpioMap& mapToAdd);
ReturnValue_t checkForConflictsById(gpioId_t gpiodId, gpio::GpioTypes type,
GpioMap& mapToAdd);
/**
* @brief Performs the initial configuration of all GPIOs specified in the GpioMap mapToAdd.
*/
ReturnValue_t configureGpios(GpioMap& mapToAdd);
void parseFindeLineResult(int result, std::string& lineName);
void parseFindeLineResult(int result, std::string& lineName);
};
#endif /* LINUX_GPIO_LINUXLIBGPIOIF_H_ */

370
hal/src/fsfw_hal/linux/i2c/I2cComIF.cpp
View File

@ -1,205 +1,223 @@
#include "fsfw_hal/linux/i2c/I2cComIF.h"
#include "fsfw_hal/linux/utility.h"
#include "fsfw_hal/linux/UnixFileGuard.h"
#include "fsfw/serviceinterface/ServiceInterface.h"
#include <unistd.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <linux/i2c-dev.h>
#include <errno.h>
#include <fcntl.h>
#include <linux/i2c-dev.h>
#include <sys/ioctl.h>
#include <unistd.h>
#include <cstring>
#include "fsfw/FSFW.h"
#include "fsfw/serviceinterface.h"
#include "fsfw_hal/linux/UnixFileGuard.h"
#include "fsfw_hal/linux/utility.h"
I2cComIF::I2cComIF(object_id_t objectId): SystemObject(objectId){
}
I2cComIF::I2cComIF(object_id_t objectId) : SystemObject(objectId) {}
I2cComIF::~I2cComIF() {}
ReturnValue_t I2cComIF::initializeInterface(CookieIF* cookie) {
address_t i2cAddress;
std::string deviceFile;
address_t i2cAddress;
std::string deviceFile;
if(cookie == nullptr) {
sif::error << "I2cComIF::initializeInterface: Invalid cookie!" << std::endl;
return NULLPOINTER;
}
I2cCookie* i2cCookie = dynamic_cast<I2cCookie*>(cookie);
if(i2cCookie == nullptr) {
sif::error << "I2cComIF::initializeInterface: Invalid I2C cookie!" << std::endl;
return NULLPOINTER;
}
i2cAddress = i2cCookie->getAddress();
i2cDeviceMapIter = i2cDeviceMap.find(i2cAddress);
if(i2cDeviceMapIter == i2cDeviceMap.end()) {
size_t maxReplyLen = i2cCookie->getMaxReplyLen();
I2cInstance i2cInstance = {std::vector<uint8_t>(maxReplyLen), 0};
auto statusPair = i2cDeviceMap.emplace(i2cAddress, i2cInstance);
if (not statusPair.second) {
sif::error << "I2cComIF::initializeInterface: Failed to insert device with address " <<
i2cAddress << "to I2C device " << "map" << std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
return HasReturnvaluesIF::RETURN_OK;
}
sif::error << "I2cComIF::initializeInterface: Device with address " << i2cAddress <<
"already in use" << std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
ReturnValue_t I2cComIF::sendMessage(CookieIF *cookie,
const uint8_t *sendData, size_t sendLen) {
ReturnValue_t result;
int fd;
std::string deviceFile;
if(sendData == nullptr) {
sif::error << "I2cComIF::sendMessage: Send Data is nullptr"
<< std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
if(sendLen == 0) {
return HasReturnvaluesIF::RETURN_OK;
}
I2cCookie* i2cCookie = dynamic_cast<I2cCookie*>(cookie);
if(i2cCookie == nullptr) {
sif::error << "I2cComIF::sendMessage: Invalid I2C Cookie!" << std::endl;
return NULLPOINTER;
}
address_t i2cAddress = i2cCookie->getAddress();
i2cDeviceMapIter = i2cDeviceMap.find(i2cAddress);
if (i2cDeviceMapIter == i2cDeviceMap.end()) {
sif::error << "I2cComIF::sendMessage: i2cAddress of Cookie not "
<< "registered in i2cDeviceMap" << std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
deviceFile = i2cCookie->getDeviceFile();
UnixFileGuard fileHelper(deviceFile, &fd, O_RDWR, "I2cComIF::sendMessage");
if(fileHelper.getOpenResult() != HasReturnvaluesIF::RETURN_OK) {
return fileHelper.getOpenResult();
}
result = openDevice(deviceFile, i2cAddress, &fd);
if (result != HasReturnvaluesIF::RETURN_OK){
return result;
}
if (write(fd, sendData, sendLen) != (int)sendLen) {
sif::error << "I2cComIF::sendMessage: Failed to send data to I2C "
"device with error code " << errno << ". Error description: "
<< strerror(errno) << std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t I2cComIF::getSendSuccess(CookieIF *cookie) {
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t I2cComIF::requestReceiveMessage(CookieIF *cookie,
size_t requestLen) {
ReturnValue_t result;
int fd;
std::string deviceFile;
if (requestLen == 0) {
return HasReturnvaluesIF::RETURN_OK;
}
I2cCookie* i2cCookie = dynamic_cast<I2cCookie*>(cookie);
if(i2cCookie == nullptr) {
sif::error << "I2cComIF::requestReceiveMessage: Invalid I2C Cookie!" << std::endl;
i2cDeviceMapIter->second.replyLen = 0;
return NULLPOINTER;
}
address_t i2cAddress = i2cCookie->getAddress();
i2cDeviceMapIter = i2cDeviceMap.find(i2cAddress);
if (i2cDeviceMapIter == i2cDeviceMap.end()) {
sif::error << "I2cComIF::requestReceiveMessage: i2cAddress of Cookie not "
<< "registered in i2cDeviceMap" << std::endl;
i2cDeviceMapIter->second.replyLen = 0;
return HasReturnvaluesIF::RETURN_FAILED;
}
deviceFile = i2cCookie->getDeviceFile();
UnixFileGuard fileHelper(deviceFile, &fd, O_RDWR, "I2cComIF::requestReceiveMessage");
if(fileHelper.getOpenResult() != HasReturnvaluesIF::RETURN_OK) {
return fileHelper.getOpenResult();
}
result = openDevice(deviceFile, i2cAddress, &fd);
if (result != HasReturnvaluesIF::RETURN_OK){
i2cDeviceMapIter->second.replyLen = 0;
return result;
}
uint8_t* replyBuffer = i2cDeviceMapIter->second.replyBuffer.data();
int readLen = read(fd, replyBuffer, requestLen);
if (readLen != static_cast<int>(requestLen)) {
#if FSFW_VERBOSE_LEVEL >= 1 and FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "I2cComIF::requestReceiveMessage: Reading from I2C "
<< "device failed with error code " << errno <<". Description"
<< " of error: " << strerror(errno) << std::endl;
sif::error << "I2cComIF::requestReceiveMessage: Read only " << readLen << " from "
<< requestLen << " bytes" << std::endl;
if (cookie == nullptr) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "I2cComIF::initializeInterface: Invalid cookie!" << std::endl;
#endif
i2cDeviceMapIter->second.replyLen = 0;
sif::debug << "I2cComIF::requestReceiveMessage: Read " << readLen << " of " << requestLen << " bytes" << std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
return NULLPOINTER;
}
I2cCookie* i2cCookie = dynamic_cast<I2cCookie*>(cookie);
if (i2cCookie == nullptr) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "I2cComIF::initializeInterface: Invalid I2C cookie!" << std::endl;
#endif
return NULLPOINTER;
}
i2cDeviceMapIter->second.replyLen = requestLen;
i2cAddress = i2cCookie->getAddress();
i2cDeviceMapIter = i2cDeviceMap.find(i2cAddress);
if (i2cDeviceMapIter == i2cDeviceMap.end()) {
size_t maxReplyLen = i2cCookie->getMaxReplyLen();
I2cInstance i2cInstance = {std::vector<uint8_t>(maxReplyLen), 0};
auto statusPair = i2cDeviceMap.emplace(i2cAddress, i2cInstance);
if (not statusPair.second) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "I2cComIF::initializeInterface: Failed to insert device with address "
<< i2cAddress << "to I2C device "
<< "map" << std::endl;
#endif
return HasReturnvaluesIF::RETURN_FAILED;
}
return HasReturnvaluesIF::RETURN_OK;
}
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "I2cComIF::initializeInterface: Device with address " << i2cAddress
<< "already in use" << std::endl;
#endif
return HasReturnvaluesIF::RETURN_FAILED;
}
ReturnValue_t I2cComIF::readReceivedMessage(CookieIF *cookie,
uint8_t **buffer, size_t* size) {
I2cCookie* i2cCookie = dynamic_cast<I2cCookie*>(cookie);
if(i2cCookie == nullptr) {
sif::error << "I2cComIF::readReceivedMessage: Invalid I2C Cookie!" << std::endl;
return NULLPOINTER;
}
ReturnValue_t I2cComIF::sendMessage(CookieIF* cookie, const uint8_t* sendData, size_t sendLen) {
ReturnValue_t result;
int fd;
std::string deviceFile;
address_t i2cAddress = i2cCookie->getAddress();
i2cDeviceMapIter = i2cDeviceMap.find(i2cAddress);
if (i2cDeviceMapIter == i2cDeviceMap.end()) {
sif::error << "I2cComIF::readReceivedMessage: i2cAddress of Cookie not "
<< "found in i2cDeviceMap" << std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
*buffer = i2cDeviceMapIter->second.replyBuffer.data();
*size = i2cDeviceMapIter->second.replyLen;
if (sendData == nullptr) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "I2cComIF::sendMessage: Send Data is nullptr" << std::endl;
#endif
return HasReturnvaluesIF::RETURN_FAILED;
}
if (sendLen == 0) {
return HasReturnvaluesIF::RETURN_OK;
}
I2cCookie* i2cCookie = dynamic_cast<I2cCookie*>(cookie);
if (i2cCookie == nullptr) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "I2cComIF::sendMessage: Invalid I2C Cookie!" << std::endl;
#endif
return NULLPOINTER;
}
address_t i2cAddress = i2cCookie->getAddress();
i2cDeviceMapIter = i2cDeviceMap.find(i2cAddress);
if (i2cDeviceMapIter == i2cDeviceMap.end()) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "I2cComIF::sendMessage: i2cAddress of Cookie not "
<< "registered in i2cDeviceMap" << std::endl;
#endif
return HasReturnvaluesIF::RETURN_FAILED;
}
deviceFile = i2cCookie->getDeviceFile();
UnixFileGuard fileHelper(deviceFile, &fd, O_RDWR, "I2cComIF::sendMessage");
if (fileHelper.getOpenResult() != HasReturnvaluesIF::RETURN_OK) {
return fileHelper.getOpenResult();
}
result = openDevice(deviceFile, i2cAddress, &fd);
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
if (write(fd, sendData, sendLen) != static_cast<int>(sendLen)) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "I2cComIF::sendMessage: Failed to send data to I2C "
"device with error code "
<< errno << ". Error description: " << strerror(errno) << std::endl;
#endif
return HasReturnvaluesIF::RETURN_FAILED;
}
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t I2cComIF::openDevice(std::string deviceFile,
address_t i2cAddress, int* fileDescriptor) {
ReturnValue_t I2cComIF::getSendSuccess(CookieIF* cookie) { return HasReturnvaluesIF::RETURN_OK; }
if (ioctl(*fileDescriptor, I2C_SLAVE, i2cAddress) < 0) {
ReturnValue_t I2cComIF::requestReceiveMessage(CookieIF* cookie, size_t requestLen) {
ReturnValue_t result;
int fd;
std::string deviceFile;
if (requestLen == 0) {
return HasReturnvaluesIF::RETURN_OK;
}
I2cCookie* i2cCookie = dynamic_cast<I2cCookie*>(cookie);
if (i2cCookie == nullptr) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "I2cComIF::requestReceiveMessage: Invalid I2C Cookie!" << std::endl;
#endif
i2cDeviceMapIter->second.replyLen = 0;
return NULLPOINTER;
}
address_t i2cAddress = i2cCookie->getAddress();
i2cDeviceMapIter = i2cDeviceMap.find(i2cAddress);
if (i2cDeviceMapIter == i2cDeviceMap.end()) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "I2cComIF::requestReceiveMessage: i2cAddress of Cookie not "
<< "registered in i2cDeviceMap" << std::endl;
#endif
i2cDeviceMapIter->second.replyLen = 0;
return HasReturnvaluesIF::RETURN_FAILED;
}
deviceFile = i2cCookie->getDeviceFile();
UnixFileGuard fileHelper(deviceFile, &fd, O_RDWR, "I2cComIF::requestReceiveMessage");
if (fileHelper.getOpenResult() != HasReturnvaluesIF::RETURN_OK) {
return fileHelper.getOpenResult();
}
result = openDevice(deviceFile, i2cAddress, &fd);
if (result != HasReturnvaluesIF::RETURN_OK) {
i2cDeviceMapIter->second.replyLen = 0;
return result;
}
uint8_t* replyBuffer = i2cDeviceMapIter->second.replyBuffer.data();
int readLen = read(fd, replyBuffer, requestLen);
if (readLen != static_cast<int>(requestLen)) {
#if FSFW_VERBOSE_LEVEL >= 1 and FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "I2cComIF::requestReceiveMessage: Reading from I2C "
<< "device failed with error code " << errno << ". Description"
<< " of error: " << strerror(errno) << std::endl;
sif::error << "I2cComIF::requestReceiveMessage: Read only " << readLen << " from " << requestLen
<< " bytes" << std::endl;
#endif
i2cDeviceMapIter->second.replyLen = 0;
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::debug << "I2cComIF::requestReceiveMessage: Read " << readLen << " of " << requestLen
<< " bytes" << std::endl;
#endif
return HasReturnvaluesIF::RETURN_FAILED;
}
i2cDeviceMapIter->second.replyLen = requestLen;
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t I2cComIF::readReceivedMessage(CookieIF* cookie, uint8_t** buffer, size_t* size) {
I2cCookie* i2cCookie = dynamic_cast<I2cCookie*>(cookie);
if (i2cCookie == nullptr) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "I2cComIF::readReceivedMessage: Invalid I2C Cookie!" << std::endl;
#endif
return NULLPOINTER;
}
address_t i2cAddress = i2cCookie->getAddress();
i2cDeviceMapIter = i2cDeviceMap.find(i2cAddress);
if (i2cDeviceMapIter == i2cDeviceMap.end()) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "I2cComIF::readReceivedMessage: i2cAddress of Cookie not "
<< "found in i2cDeviceMap" << std::endl;
#endif
return HasReturnvaluesIF::RETURN_FAILED;
}
*buffer = i2cDeviceMapIter->second.replyBuffer.data();
*size = i2cDeviceMapIter->second.replyLen;
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t I2cComIF::openDevice(std::string deviceFile, address_t i2cAddress,
int* fileDescriptor) {
if (ioctl(*fileDescriptor, I2C_SLAVE, i2cAddress) < 0) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "I2cComIF: Specifying target device failed with error code " << errno << "."
<< std::endl;
sif::warning << "Error description " << strerror(errno) << std::endl;
sif::warning << "I2cComIF: Specifying target device failed with error code " << errno << "."
<< std::endl;
sif::warning << "Error description " << strerror(errno) << std::endl;
#else
sif::printWarning("I2cComIF: Specifying target device failed with error code %d.\n");
sif::printWarning("Error description: %s\n", strerror(errno));
sif::printWarning("I2cComIF: Specifying target device failed with error code %d.\n");
sif::printWarning("Error description: %s\n", strerror(errno));
#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
#endif /* FSFW_VERBOSE_LEVEL >= 1 */
return HasReturnvaluesIF::RETURN_FAILED;
}
return HasReturnvaluesIF::RETURN_OK;
return HasReturnvaluesIF::RETURN_FAILED;
}
return HasReturnvaluesIF::RETURN_OK;
}

68
hal/src/fsfw_hal/linux/i2c/I2cComIF.h
View File

@ -1,13 +1,14 @@
#ifndef LINUX_I2C_I2COMIF_H_
#define LINUX_I2C_I2COMIF_H_
#include "I2cCookie.h"
#include <fsfw/objectmanager/SystemObject.h>
#include <fsfw/devicehandlers/DeviceCommunicationIF.h>
#include <fsfw/objectmanager/SystemObject.h>
#include <unordered_map>
#include <vector>
#include "I2cCookie.h"
/**
* @brief This is the communication interface for I2C devices connected
* to a system running a Linux OS.
@ -16,46 +17,41 @@
*
* @author J. Meier
*/
class I2cComIF: public DeviceCommunicationIF, public SystemObject {
public:
I2cComIF(object_id_t objectId);
class I2cComIF : public DeviceCommunicationIF, public SystemObject {
public:
I2cComIF(object_id_t objectId);
virtual ~I2cComIF();
virtual ~I2cComIF();
ReturnValue_t initializeInterface(CookieIF * cookie) override;
ReturnValue_t sendMessage(CookieIF *cookie,const uint8_t *sendData,
size_t sendLen) override;
ReturnValue_t getSendSuccess(CookieIF *cookie) override;
ReturnValue_t requestReceiveMessage(CookieIF *cookie,
size_t requestLen) override;
ReturnValue_t readReceivedMessage(CookieIF *cookie, uint8_t **buffer,
size_t *size) override;
ReturnValue_t initializeInterface(CookieIF *cookie) override;
ReturnValue_t sendMessage(CookieIF *cookie, const uint8_t *sendData, size_t sendLen) override;
ReturnValue_t getSendSuccess(CookieIF *cookie) override;
ReturnValue_t requestReceiveMessage(CookieIF *cookie, size_t requestLen) override;
ReturnValue_t readReceivedMessage(CookieIF *cookie, uint8_t **buffer, size_t *size) override;
private:
private:
struct I2cInstance {
std::vector<uint8_t> replyBuffer;
size_t replyLen;
};
struct I2cInstance {
std::vector<uint8_t> replyBuffer;
size_t replyLen;
};
using I2cDeviceMap = std::unordered_map<address_t, I2cInstance>;
using I2cDeviceMapIter = I2cDeviceMap::iterator;
using I2cDeviceMap = std::unordered_map<address_t, I2cInstance>;
using I2cDeviceMapIter = I2cDeviceMap::iterator;
/* In this map all i2c devices will be registered with their address and
* the appropriate file descriptor will be stored */
I2cDeviceMap i2cDeviceMap;
I2cDeviceMapIter i2cDeviceMapIter;
/* In this map all i2c devices will be registered with their address and
* the appropriate file descriptor will be stored */
I2cDeviceMap i2cDeviceMap;
I2cDeviceMapIter i2cDeviceMapIter;
/**
* @brief This function opens an I2C device and binds the opened file
* to a specific I2C address.
* @param deviceFile The name of the device file. E.g. i2c-0
* @param i2cAddress The address of the i2c slave device.
* @param fileDescriptor Pointer to device descriptor.
* @return RETURN_OK if successful, otherwise RETURN_FAILED.
*/
ReturnValue_t openDevice(std::string deviceFile,
address_t i2cAddress, int* fileDescriptor);
/**
* @brief This function opens an I2C device and binds the opened file
* to a specific I2C address.
* @param deviceFile The name of the device file. E.g. i2c-0
* @param i2cAddress The address of the i2c slave device.
* @param fileDescriptor Pointer to device descriptor.
* @return RETURN_OK if successful, otherwise RETURN_FAILED.
*/
ReturnValue_t openDevice(std::string deviceFile, address_t i2cAddress, int *fileDescriptor);
};
#endif /* LINUX_I2C_I2COMIF_H_ */

18
hal/src/fsfw_hal/linux/i2c/I2cCookie.cpp
View File

@ -1,20 +1,12 @@
#include "fsfw_hal/linux/i2c/I2cCookie.h"
I2cCookie::I2cCookie(address_t i2cAddress_, size_t maxReplyLen_,
std::string deviceFile_) :
i2cAddress(i2cAddress_), maxReplyLen(maxReplyLen_), deviceFile(deviceFile_) {
}
I2cCookie::I2cCookie(address_t i2cAddress_, size_t maxReplyLen_, std::string deviceFile_)
: i2cAddress(i2cAddress_), maxReplyLen(maxReplyLen_), deviceFile(deviceFile_) {}
address_t I2cCookie::getAddress() const {
return i2cAddress;
}
address_t I2cCookie::getAddress() const { return i2cAddress; }
size_t I2cCookie::getMaxReplyLen() const {
return maxReplyLen;
}
size_t I2cCookie::getMaxReplyLen() const { return maxReplyLen; }
std::string I2cCookie::getDeviceFile() const {
return deviceFile;
}
std::string I2cCookie::getDeviceFile() const { return deviceFile; }
I2cCookie::~I2cCookie() {}

40
hal/src/fsfw_hal/linux/i2c/I2cCookie.h
View File

@ -2,6 +2,7 @@
#define LINUX_I2C_I2CCOOKIE_H_
#include <fsfw/devicehandlers/CookieIF.h>
#include <string>
/**
@ -9,30 +10,27 @@
*
* @author J. Meier
*/
class I2cCookie: public CookieIF {
public:
class I2cCookie : public CookieIF {
public:
/**
* @brief Constructor for the I2C cookie.
* @param i2cAddress_ The i2c address of the target device.
* @param maxReplyLen_ The maximum expected length of a reply from the
* target device.
* @param devicFile_ The device file specifying the i2c interface to use. E.g. "/dev/i2c-0".
*/
I2cCookie(address_t i2cAddress_, size_t maxReplyLen_, std::string deviceFile_);
/**
* @brief Constructor for the I2C cookie.
* @param i2cAddress_ The i2c address of the target device.
* @param maxReplyLen_ The maximum expected length of a reply from the
* target device.
* @param devicFile_ The device file specifying the i2c interface to use. E.g. "/dev/i2c-0".
*/
I2cCookie(address_t i2cAddress_, size_t maxReplyLen_,
std::string deviceFile_);
virtual ~I2cCookie();
virtual ~I2cCookie();
address_t getAddress() const;
size_t getMaxReplyLen() const;
std::string getDeviceFile() const;
address_t getAddress() const;
size_t getMaxReplyLen() const;
std::string getDeviceFile() const;
private:
address_t i2cAddress = 0;
size_t maxReplyLen = 0;
std::string deviceFile;
private:
address_t i2cAddress = 0;
size_t maxReplyLen = 0;
std::string deviceFile;
};
#endif /* LINUX_I2C_I2CCOOKIE_H_ */

46
hal/src/fsfw_hal/linux/rpi/GpioRPi.cpp
View File

@ -1,38 +1,38 @@
#include "fsfw/FSFW.h"
#include "fsfw_hal/linux/rpi/GpioRPi.h"
#include "fsfw_hal/common/gpio/GpioCookie.h"
#include <fsfw/serviceinterface/ServiceInterface.h>
#include "fsfw/FSFW.h"
#include "fsfw_hal/common/gpio/GpioCookie.h"
ReturnValue_t gpio::createRpiGpioConfig(GpioCookie* cookie, gpioId_t gpioId, int bcmPin,
std::string consumer, gpio::Direction direction, int initValue) {
if(cookie == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
std::string consumer, gpio::Direction direction,
int initValue) {
if (cookie == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
auto config = new GpiodRegularByChip();
/* Default chipname for Raspberry Pi. There is still gpiochip1 for expansion, but most users
will not need this */
config->chipname = "gpiochip0";
auto config = new GpiodRegularByChip();
/* Default chipname for Raspberry Pi. There is still gpiochip1 for expansion, but most users
will not need this */
config->chipname = "gpiochip0";
config->consumer = consumer;
config->direction = direction;
config->initValue = initValue;
config->consumer = consumer;
config->direction = direction;
config->initValue = initValue;
/* Sanity check for the BCM pins before assigning it */
if(bcmPin > 27) {
/* Sanity check for the BCM pins before assigning it */
if (bcmPin > 27) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "createRpiGpioConfig: BCM pin " << bcmPin << " invalid!" << std::endl;
sif::error << "createRpiGpioConfig: BCM pin " << bcmPin << " invalid!" << std::endl;
#else
sif::printError("createRpiGpioConfig: BCM pin %d invalid!\n", bcmPin);
sif::printError("createRpiGpioConfig: BCM pin %d invalid!\n", bcmPin);
#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
#endif /* FSFW_VERBOSE_LEVEL >= 1 */
return HasReturnvaluesIF::RETURN_FAILED;
}
config->lineNum = bcmPin;
cookie->addGpio(gpioId, config);
return HasReturnvaluesIF::RETURN_OK;
return HasReturnvaluesIF::RETURN_FAILED;
}
config->lineNum = bcmPin;
cookie->addGpio(gpioId, config);
return HasReturnvaluesIF::RETURN_OK;
}

5
hal/src/fsfw_hal/linux/rpi/GpioRPi.h
View File

@ -2,6 +2,7 @@
#define BSP_RPI_GPIO_GPIORPI_H_
#include <fsfw/returnvalues/HasReturnvaluesIF.h>
#include "../../common/gpio/gpioDefinitions.h"
class GpioCookie;
@ -20,7 +21,7 @@ namespace gpio {
* @return
*/
ReturnValue_t createRpiGpioConfig(GpioCookie* cookie, gpioId_t gpioId, int bcmPin,
std::string consumer, gpio::Direction direction, int initValue);
}
std::string consumer, gpio::Direction direction, int initValue);
} // namespace gpio
#endif /* BSP_RPI_GPIO_GPIORPI_H_ */

570
hal/src/fsfw_hal/linux/spi/SpiComIF.cpp
View File

@ -1,408 +1,404 @@
#include "fsfw/FSFW.h"
#include "fsfw_hal/linux/spi/SpiComIF.h"
#include "fsfw_hal/linux/spi/SpiCookie.h"
#include "fsfw_hal/linux/utility.h"
#include "fsfw_hal/linux/UnixFileGuard.h"
#include <fsfw/ipc/MutexFactory.h>
#include <fsfw/globalfunctions/arrayprinter.h>
#include <linux/spi/spidev.h>
#include <fcntl.h>
#include <unistd.h>
#include <fsfw/globalfunctions/arrayprinter.h>
#include <fsfw/ipc/MutexFactory.h>
#include <linux/spi/spidev.h>
#include <sys/ioctl.h>
#include <unistd.h>
#include <cerrno>
#include <cstring>
SpiComIF::SpiComIF(object_id_t objectId, GpioIF* gpioComIF):
SystemObject(objectId), gpioComIF(gpioComIF) {
if(gpioComIF == nullptr) {
#include "fsfw/FSFW.h"
#include "fsfw_hal/linux/UnixFileGuard.h"
#include "fsfw_hal/linux/spi/SpiCookie.h"
#include "fsfw_hal/linux/utility.h"
SpiComIF::SpiComIF(object_id_t objectId, GpioIF* gpioComIF)
: SystemObject(objectId), gpioComIF(gpioComIF) {
if (gpioComIF == nullptr) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "SpiComIF::SpiComIF: GPIO communication interface invalid!" << std::endl;
sif::error << "SpiComIF::SpiComIF: GPIO communication interface invalid!" << std::endl;
#else
sif::printError("SpiComIF::SpiComIF: GPIO communication interface invalid!\n");
sif::printError("SpiComIF::SpiComIF: GPIO communication interface invalid!\n");
#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
#endif /* FSFW_VERBOSE_LEVEL >= 1 */
}
}
spiMutex = MutexFactory::instance()->createMutex();
spiMutex = MutexFactory::instance()->createMutex();
}
ReturnValue_t SpiComIF::initializeInterface(CookieIF *cookie) {
int retval = 0;
SpiCookie* spiCookie = dynamic_cast<SpiCookie*>(cookie);
if(spiCookie == nullptr) {
return NULLPOINTER;
}
ReturnValue_t SpiComIF::initializeInterface(CookieIF* cookie) {
int retval = 0;
SpiCookie* spiCookie = dynamic_cast<SpiCookie*>(cookie);
if (spiCookie == nullptr) {
return NULLPOINTER;
}
address_t spiAddress = spiCookie->getSpiAddress();
address_t spiAddress = spiCookie->getSpiAddress();
auto iter = spiDeviceMap.find(spiAddress);
if(iter == spiDeviceMap.end()) {
size_t bufferSize = spiCookie->getMaxBufferSize();
SpiInstance spiInstance(bufferSize);
auto statusPair = spiDeviceMap.emplace(spiAddress, spiInstance);
if (not statusPair.second) {
auto iter = spiDeviceMap.find(spiAddress);
if (iter == spiDeviceMap.end()) {
size_t bufferSize = spiCookie->getMaxBufferSize();
SpiInstance spiInstance(bufferSize);
auto statusPair = spiDeviceMap.emplace(spiAddress, spiInstance);
if (not statusPair.second) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "SpiComIF::initializeInterface: Failed to insert device with address " <<
spiAddress << "to SPI device map" << std::endl;
sif::error << "SpiComIF::initializeInterface: Failed to insert device with address "
<< spiAddress << "to SPI device map" << std::endl;
#else
sif::printError("SpiComIF::initializeInterface: Failed to insert device with address "
"%lu to SPI device map\n", static_cast<unsigned long>(spiAddress));
sif::printError(
"SpiComIF::initializeInterface: Failed to insert device with address "
"%lu to SPI device map\n",
static_cast<unsigned long>(spiAddress));
#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
#endif /* FSFW_VERBOSE_LEVEL >= 1 */
return HasReturnvaluesIF::RETURN_FAILED;
}
/* Now we emplaced the read buffer in the map, we still need to assign that location
to the SPI driver transfer struct */
spiCookie->assignReadBuffer(statusPair.first->second.replyBuffer.data());
return HasReturnvaluesIF::RETURN_FAILED;
}
else {
/* Now we emplaced the read buffer in the map, we still need to assign that location
to the SPI driver transfer struct */
spiCookie->assignReadBuffer(statusPair.first->second.replyBuffer.data());
} else {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "SpiComIF::initializeInterface: SPI address already exists!" << std::endl;
sif::error << "SpiComIF::initializeInterface: SPI address already exists!" << std::endl;
#else
sif::printError("SpiComIF::initializeInterface: SPI address already exists!\n");
sif::printError("SpiComIF::initializeInterface: SPI address already exists!\n");
#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
#endif /* FSFW_VERBOSE_LEVEL >= 1 */
return HasReturnvaluesIF::RETURN_FAILED;
return HasReturnvaluesIF::RETURN_FAILED;
}
/* Pull CS high in any case to be sure that device is inactive */
gpioId_t gpioId = spiCookie->getChipSelectPin();
if (gpioId != gpio::NO_GPIO) {
gpioComIF->pullHigh(gpioId);
}
uint32_t spiSpeed = 0;
spi::SpiModes spiMode = spi::SpiModes::MODE_0;
SpiCookie::UncommonParameters params;
spiCookie->getSpiParameters(spiMode, spiSpeed, &params);
int fileDescriptor = 0;
UnixFileGuard fileHelper(spiCookie->getSpiDevice(), &fileDescriptor, O_RDWR,
"SpiComIF::initializeInterface");
if (fileHelper.getOpenResult() != HasReturnvaluesIF::RETURN_OK) {
return fileHelper.getOpenResult();
}
/* These flags are rather uncommon */
if (params.threeWireSpi or params.noCs or params.csHigh) {
uint32_t currentMode = 0;
retval = ioctl(fileDescriptor, SPI_IOC_RD_MODE32, &currentMode);
if (retval != 0) {
utility::handleIoctlError("SpiComIF::initialiezInterface: Could not read full mode!");
}
/* Pull CS high in any case to be sure that device is inactive */
gpioId_t gpioId = spiCookie->getChipSelectPin();
if(gpioId != gpio::NO_GPIO) {
gpioComIF->pullHigh(gpioId);
if (params.threeWireSpi) {
currentMode |= SPI_3WIRE;
}
uint32_t spiSpeed = 0;
spi::SpiModes spiMode = spi::SpiModes::MODE_0;
SpiCookie::UncommonParameters params;
spiCookie->getSpiParameters(spiMode, spiSpeed, &params);
int fileDescriptor = 0;
UnixFileGuard fileHelper(spiCookie->getSpiDevice(), &fileDescriptor, O_RDWR,
"SpiComIF::initializeInterface");
if(fileHelper.getOpenResult() != HasReturnvaluesIF::RETURN_OK) {
return fileHelper.getOpenResult();
if (params.noCs) {
/* Some drivers like the Raspberry Pi ignore this flag in any case */
currentMode |= SPI_NO_CS;
}
/* These flags are rather uncommon */
if(params.threeWireSpi or params.noCs or params.csHigh) {
uint32_t currentMode = 0;
retval = ioctl(fileDescriptor, SPI_IOC_RD_MODE32, &currentMode);
if(retval != 0) {
utility::handleIoctlError("SpiComIF::initialiezInterface: Could not read full mode!");
}
if(params.threeWireSpi) {
currentMode |= SPI_3WIRE;
}
if(params.noCs) {
/* Some drivers like the Raspberry Pi ignore this flag in any case */
currentMode |= SPI_NO_CS;
}
if(params.csHigh) {
currentMode |= SPI_CS_HIGH;
}
/* Write adapted mode */
retval = ioctl(fileDescriptor, SPI_IOC_WR_MODE32, &currentMode);
if(retval != 0) {
utility::handleIoctlError("SpiComIF::initialiezInterface: Could not write full mode!");
}
if (params.csHigh) {
currentMode |= SPI_CS_HIGH;
}
if(params.lsbFirst) {
retval = ioctl(fileDescriptor, SPI_IOC_WR_LSB_FIRST, &params.lsbFirst);
if(retval != 0) {
utility::handleIoctlError("SpiComIF::initializeInterface: Setting LSB first failed");
}
/* Write adapted mode */
retval = ioctl(fileDescriptor, SPI_IOC_WR_MODE32, &currentMode);
if (retval != 0) {
utility::handleIoctlError("SpiComIF::initialiezInterface: Could not write full mode!");
}
if(params.bitsPerWord != 8) {
retval = ioctl(fileDescriptor, SPI_IOC_WR_BITS_PER_WORD, &params.bitsPerWord);
if(retval != 0) {
utility::handleIoctlError("SpiComIF::initializeInterface: "
"Could not write bits per word!");
}
}
if (params.lsbFirst) {
retval = ioctl(fileDescriptor, SPI_IOC_WR_LSB_FIRST, &params.lsbFirst);
if (retval != 0) {
utility::handleIoctlError("SpiComIF::initializeInterface: Setting LSB first failed");
}
return HasReturnvaluesIF::RETURN_OK;
}
if (params.bitsPerWord != 8) {
retval = ioctl(fileDescriptor, SPI_IOC_WR_BITS_PER_WORD, &params.bitsPerWord);
if (retval != 0) {
utility::handleIoctlError(
"SpiComIF::initializeInterface: "
"Could not write bits per word!");
}
}
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t SpiComIF::sendMessage(CookieIF *cookie, const uint8_t *sendData, size_t sendLen) {
SpiCookie* spiCookie = dynamic_cast<SpiCookie*>(cookie);
ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
ReturnValue_t SpiComIF::sendMessage(CookieIF* cookie, const uint8_t* sendData, size_t sendLen) {
SpiCookie* spiCookie = dynamic_cast<SpiCookie*>(cookie);
ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
if(spiCookie == nullptr) {
return NULLPOINTER;
}
if (spiCookie == nullptr) {
return NULLPOINTER;
}
if(sendLen > spiCookie->getMaxBufferSize()) {
if (sendLen > spiCookie->getMaxBufferSize()) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "SpiComIF::sendMessage: Too much data sent, send length " << sendLen <<
"larger than maximum buffer length " << spiCookie->getMaxBufferSize() << std::endl;
sif::warning << "SpiComIF::sendMessage: Too much data sent, send length " << sendLen
<< "larger than maximum buffer length " << spiCookie->getMaxBufferSize()
<< std::endl;
#else
sif::printWarning("SpiComIF::sendMessage: Too much data sent, send length %lu larger "
"than maximum buffer length %lu!\n", static_cast<unsigned long>(sendLen),
static_cast<unsigned long>(spiCookie->getMaxBufferSize()));
sif::printWarning(
"SpiComIF::sendMessage: Too much data sent, send length %lu larger "
"than maximum buffer length %lu!\n",
static_cast<unsigned long>(sendLen),
static_cast<unsigned long>(spiCookie->getMaxBufferSize()));
#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
#endif /* FSFW_VERBOSE_LEVEL >= 1 */
return DeviceCommunicationIF::TOO_MUCH_DATA;
}
return DeviceCommunicationIF::TOO_MUCH_DATA;
}
if(spiCookie->getComIfMode() == spi::SpiComIfModes::REGULAR) {
result = performRegularSendOperation(spiCookie, sendData, sendLen);
if (spiCookie->getComIfMode() == spi::SpiComIfModes::REGULAR) {
result = performRegularSendOperation(spiCookie, sendData, sendLen);
} else if (spiCookie->getComIfMode() == spi::SpiComIfModes::CALLBACK) {
spi::send_callback_function_t sendFunc = nullptr;
void* funcArgs = nullptr;
spiCookie->getCallback(&sendFunc, &funcArgs);
if (sendFunc != nullptr) {
result = sendFunc(this, spiCookie, sendData, sendLen, funcArgs);
}
else if(spiCookie->getComIfMode() == spi::SpiComIfModes::CALLBACK) {
spi::send_callback_function_t sendFunc = nullptr;
void* funcArgs = nullptr;
spiCookie->getCallback(&sendFunc, &funcArgs);
if(sendFunc != nullptr) {
result = sendFunc(this, spiCookie, sendData, sendLen, funcArgs);
}
}
return result;
}
return result;
}
ReturnValue_t SpiComIF::performRegularSendOperation(SpiCookie *spiCookie, const uint8_t *sendData,
size_t sendLen) {
address_t spiAddress = spiCookie->getSpiAddress();
auto iter = spiDeviceMap.find(spiAddress);
if(iter != spiDeviceMap.end()) {
spiCookie->assignReadBuffer(iter->second.replyBuffer.data());
}
ReturnValue_t SpiComIF::performRegularSendOperation(SpiCookie* spiCookie, const uint8_t* sendData,
size_t sendLen) {
address_t spiAddress = spiCookie->getSpiAddress();
auto iter = spiDeviceMap.find(spiAddress);
if (iter != spiDeviceMap.end()) {
spiCookie->assignReadBuffer(iter->second.replyBuffer.data());
}
ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
int retval = 0;
/* Prepare transfer */
int fileDescriptor = 0;
std::string device = spiCookie->getSpiDevice();
UnixFileGuard fileHelper(device, &fileDescriptor, O_RDWR, "SpiComIF::sendMessage");
if(fileHelper.getOpenResult() != HasReturnvaluesIF::RETURN_OK) {
return OPENING_FILE_FAILED;
}
spi::SpiModes spiMode = spi::SpiModes::MODE_0;
uint32_t spiSpeed = 0;
spiCookie->getSpiParameters(spiMode, spiSpeed, nullptr);
setSpiSpeedAndMode(fileDescriptor, spiMode, spiSpeed);
spiCookie->assignWriteBuffer(sendData);
spiCookie->setTransferSize(sendLen);
ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
int retval = 0;
/* Prepare transfer */
int fileDescriptor = 0;
std::string device = spiCookie->getSpiDevice();
UnixFileGuard fileHelper(device, &fileDescriptor, O_RDWR, "SpiComIF::sendMessage");
if (fileHelper.getOpenResult() != HasReturnvaluesIF::RETURN_OK) {
return OPENING_FILE_FAILED;
}
spi::SpiModes spiMode = spi::SpiModes::MODE_0;
uint32_t spiSpeed = 0;
spiCookie->getSpiParameters(spiMode, spiSpeed, nullptr);
setSpiSpeedAndMode(fileDescriptor, spiMode, spiSpeed);
spiCookie->assignWriteBuffer(sendData);
spiCookie->setTransferSize(sendLen);
bool fullDuplex = spiCookie->isFullDuplex();
gpioId_t gpioId = spiCookie->getChipSelectPin();
bool fullDuplex = spiCookie->isFullDuplex();
gpioId_t gpioId = spiCookie->getChipSelectPin();
/* Pull SPI CS low. For now, no support for active high given */
if(gpioId != gpio::NO_GPIO) {
result = spiMutex->lockMutex(timeoutType, timeoutMs);
if (result != RETURN_OK) {
/* Pull SPI CS low. For now, no support for active high given */
if (gpioId != gpio::NO_GPIO) {
result = spiMutex->lockMutex(timeoutType, timeoutMs);
if (result != RETURN_OK) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "SpiComIF::sendMessage: Failed to lock mutex" << std::endl;
sif::error << "SpiComIF::sendMessage: Failed to lock mutex" << std::endl;
#else
sif::printError("SpiComIF::sendMessage: Failed to lock mutex\n");
sif::printError("SpiComIF::sendMessage: Failed to lock mutex\n");
#endif
#endif
return result;
}
ReturnValue_t result = gpioComIF->pullLow(gpioId);
if(result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
ReturnValue_t result = gpioComIF->pullLow(gpioId);
if (result != HasReturnvaluesIF::RETURN_OK) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "SpiComIF::sendMessage: Pulling low CS pin failed" << std::endl;
sif::warning << "SpiComIF::sendMessage: Pulling low CS pin failed" << std::endl;
#else
sif::printWarning("SpiComIF::sendMessage: Pulling low CS pin failed");
sif::printWarning("SpiComIF::sendMessage: Pulling low CS pin failed");
#endif
#endif
return result;
}
return result;
}
}
/* Execute transfer */
if(fullDuplex) {
/* Initiate a full duplex SPI transfer. */
retval = ioctl(fileDescriptor, SPI_IOC_MESSAGE(1), spiCookie->getTransferStructHandle());
if(retval < 0) {
utility::handleIoctlError("SpiComIF::sendMessage: ioctl error.");
result = FULL_DUPLEX_TRANSFER_FAILED;
}
/* Execute transfer */
if (fullDuplex) {
/* Initiate a full duplex SPI transfer. */
retval = ioctl(fileDescriptor, SPI_IOC_MESSAGE(1), spiCookie->getTransferStructHandle());
if (retval < 0) {
utility::handleIoctlError("SpiComIF::sendMessage: ioctl error.");
result = FULL_DUPLEX_TRANSFER_FAILED;
}
#if FSFW_HAL_SPI_WIRETAPPING == 1
performSpiWiretapping(spiCookie);
performSpiWiretapping(spiCookie);
#endif /* FSFW_LINUX_SPI_WIRETAPPING == 1 */
}
else {
/* We write with a blocking half-duplex transfer here */
if (write(fileDescriptor, sendData, sendLen) != static_cast<ssize_t>(sendLen)) {
} else {
/* We write with a blocking half-duplex transfer here */
if (write(fileDescriptor, sendData, sendLen) != static_cast<ssize_t>(sendLen)) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "SpiComIF::sendMessage: Half-Duplex write operation failed!" <<
std::endl;
sif::warning << "SpiComIF::sendMessage: Half-Duplex write operation failed!" << std::endl;
#else
sif::printWarning("SpiComIF::sendMessage: Half-Duplex write operation failed!\n");
sif::printWarning("SpiComIF::sendMessage: Half-Duplex write operation failed!\n");
#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
#endif /* FSFW_VERBOSE_LEVEL >= 1 */
result = HALF_DUPLEX_TRANSFER_FAILED;
}
result = HALF_DUPLEX_TRANSFER_FAILED;
}
}
if(gpioId != gpio::NO_GPIO) {
gpioComIF->pullHigh(gpioId);
result = spiMutex->unlockMutex();
if (result != RETURN_OK) {
if (gpioId != gpio::NO_GPIO) {
gpioComIF->pullHigh(gpioId);
result = spiMutex->unlockMutex();
if (result != RETURN_OK) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "SpiComIF::sendMessage: Failed to unlock mutex" << std::endl;
sif::error << "SpiComIF::sendMessage: Failed to unlock mutex" << std::endl;
#endif
return result;
}
return result;
}
return result;
}
return result;
}
ReturnValue_t SpiComIF::getSendSuccess(CookieIF *cookie) {
ReturnValue_t SpiComIF::getSendSuccess(CookieIF* cookie) { return HasReturnvaluesIF::RETURN_OK; }
ReturnValue_t SpiComIF::requestReceiveMessage(CookieIF* cookie, size_t requestLen) {
SpiCookie* spiCookie = dynamic_cast<SpiCookie*>(cookie);
if (spiCookie == nullptr) {
return NULLPOINTER;
}
if (spiCookie->isFullDuplex()) {
return HasReturnvaluesIF::RETURN_OK;
}
return performHalfDuplexReception(spiCookie);
}
ReturnValue_t SpiComIF::requestReceiveMessage(CookieIF *cookie, size_t requestLen) {
SpiCookie* spiCookie = dynamic_cast<SpiCookie*>(cookie);
if(spiCookie == nullptr) {
return NULLPOINTER;
}
if(spiCookie->isFullDuplex()) {
return HasReturnvaluesIF::RETURN_OK;
}
return performHalfDuplexReception(spiCookie);
}
ReturnValue_t SpiComIF::performHalfDuplexReception(SpiCookie* spiCookie) {
ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
std::string device = spiCookie->getSpiDevice();
int fileDescriptor = 0;
UnixFileGuard fileHelper(device, &fileDescriptor, O_RDWR,
"SpiComIF::requestReceiveMessage");
if(fileHelper.getOpenResult() != HasReturnvaluesIF::RETURN_OK) {
return OPENING_FILE_FAILED;
}
ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
std::string device = spiCookie->getSpiDevice();
int fileDescriptor = 0;
UnixFileGuard fileHelper(device, &fileDescriptor, O_RDWR, "SpiComIF::requestReceiveMessage");
if (fileHelper.getOpenResult() != HasReturnvaluesIF::RETURN_OK) {
return OPENING_FILE_FAILED;
}
uint8_t* rxBuf = nullptr;
size_t readSize = spiCookie->getCurrentTransferSize();
result = getReadBuffer(spiCookie->getSpiAddress(), &rxBuf);
if(result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
uint8_t* rxBuf = nullptr;
size_t readSize = spiCookie->getCurrentTransferSize();
result = getReadBuffer(spiCookie->getSpiAddress(), &rxBuf);
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
gpioId_t gpioId = spiCookie->getChipSelectPin();
if(gpioId != gpio::NO_GPIO) {
result = spiMutex->lockMutex(timeoutType, timeoutMs);
if (result != RETURN_OK) {
gpioId_t gpioId = spiCookie->getChipSelectPin();
if (gpioId != gpio::NO_GPIO) {
result = spiMutex->lockMutex(timeoutType, timeoutMs);
if (result != RETURN_OK) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "SpiComIF::getSendSuccess: Failed to lock mutex" << std::endl;
sif::error << "SpiComIF::getSendSuccess: Failed to lock mutex" << std::endl;
#endif
return result;
}
gpioComIF->pullLow(gpioId);
return result;
}
gpioComIF->pullLow(gpioId);
}
if(read(fileDescriptor, rxBuf, readSize) != static_cast<ssize_t>(readSize)) {
if (read(fileDescriptor, rxBuf, readSize) != static_cast<ssize_t>(readSize)) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "SpiComIF::sendMessage: Half-Duplex read operation failed!" << std::endl;
sif::warning << "SpiComIF::sendMessage: Half-Duplex read operation failed!" << std::endl;
#else
sif::printWarning("SpiComIF::sendMessage: Half-Duplex read operation failed!\n");
sif::printWarning("SpiComIF::sendMessage: Half-Duplex read operation failed!\n");
#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
#endif /* FSFW_VERBOSE_LEVEL >= 1 */
result = HALF_DUPLEX_TRANSFER_FAILED;
}
result = HALF_DUPLEX_TRANSFER_FAILED;
}
if(gpioId != gpio::NO_GPIO) {
gpioComIF->pullHigh(gpioId);
result = spiMutex->unlockMutex();
if (result != RETURN_OK) {
if (gpioId != gpio::NO_GPIO) {
gpioComIF->pullHigh(gpioId);
result = spiMutex->unlockMutex();
if (result != RETURN_OK) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "SpiComIF::getSendSuccess: Failed to unlock mutex" << std::endl;
sif::error << "SpiComIF::getSendSuccess: Failed to unlock mutex" << std::endl;
#endif
return result;
}
return result;
}
}
return result;
return result;
}
ReturnValue_t SpiComIF::readReceivedMessage(CookieIF *cookie, uint8_t **buffer, size_t *size) {
SpiCookie* spiCookie = dynamic_cast<SpiCookie*>(cookie);
if(spiCookie == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
uint8_t* rxBuf = nullptr;
ReturnValue_t result = getReadBuffer(spiCookie->getSpiAddress(), &rxBuf);
if(result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
ReturnValue_t SpiComIF::readReceivedMessage(CookieIF* cookie, uint8_t** buffer, size_t* size) {
SpiCookie* spiCookie = dynamic_cast<SpiCookie*>(cookie);
if (spiCookie == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
uint8_t* rxBuf = nullptr;
ReturnValue_t result = getReadBuffer(spiCookie->getSpiAddress(), &rxBuf);
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
*buffer = rxBuf;
*size = spiCookie->getCurrentTransferSize();
spiCookie->setTransferSize(0);
return HasReturnvaluesIF::RETURN_OK;
*buffer = rxBuf;
*size = spiCookie->getCurrentTransferSize();
spiCookie->setTransferSize(0);
return HasReturnvaluesIF::RETURN_OK;
}
MutexIF* SpiComIF::getMutex(MutexIF::TimeoutType* timeoutType, uint32_t* timeoutMs) {
if(timeoutType != nullptr) {
*timeoutType = this->timeoutType;
}
if(timeoutMs != nullptr) {
*timeoutMs = this->timeoutMs;
}
return spiMutex;
if (timeoutType != nullptr) {
*timeoutType = this->timeoutType;
}
if (timeoutMs != nullptr) {
*timeoutMs = this->timeoutMs;
}
return spiMutex;
}
void SpiComIF::performSpiWiretapping(SpiCookie* spiCookie) {
if(spiCookie == nullptr) {
return;
}
size_t dataLen = spiCookie->getTransferStructHandle()->len;
uint8_t* dataPtr = reinterpret_cast<uint8_t*>(spiCookie->getTransferStructHandle()->tx_buf);
if (spiCookie == nullptr) {
return;
}
size_t dataLen = spiCookie->getTransferStructHandle()->len;
uint8_t* dataPtr = reinterpret_cast<uint8_t*>(spiCookie->getTransferStructHandle()->tx_buf);
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::info << "Sent SPI data: " << std::endl;
arrayprinter::print(dataPtr, dataLen, OutputType::HEX, false);
sif::info << "Received SPI data: " << std::endl;
sif::info << "Sent SPI data: " << std::endl;
arrayprinter::print(dataPtr, dataLen, OutputType::HEX, false);
sif::info << "Received SPI data: " << std::endl;
#else
sif::printInfo("Sent SPI data: \n");
arrayprinter::print(dataPtr, dataLen, OutputType::HEX, false);
sif::printInfo("Received SPI data: \n");
sif::printInfo("Sent SPI data: \n");
arrayprinter::print(dataPtr, dataLen, OutputType::HEX, false);
sif::printInfo("Received SPI data: \n");
#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
dataPtr = reinterpret_cast<uint8_t*>(spiCookie->getTransferStructHandle()->rx_buf);
arrayprinter::print(dataPtr, dataLen, OutputType::HEX, false);
dataPtr = reinterpret_cast<uint8_t*>(spiCookie->getTransferStructHandle()->rx_buf);
arrayprinter::print(dataPtr, dataLen, OutputType::HEX, false);
}
ReturnValue_t SpiComIF::getReadBuffer(address_t spiAddress, uint8_t** buffer) {
if(buffer == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
if (buffer == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
auto iter = spiDeviceMap.find(spiAddress);
if(iter == spiDeviceMap.end()) {
return HasReturnvaluesIF::RETURN_FAILED;
}
auto iter = spiDeviceMap.find(spiAddress);
if (iter == spiDeviceMap.end()) {
return HasReturnvaluesIF::RETURN_FAILED;
}
*buffer = iter->second.replyBuffer.data();
return HasReturnvaluesIF::RETURN_OK;
*buffer = iter->second.replyBuffer.data();
return HasReturnvaluesIF::RETURN_OK;
}
GpioIF* SpiComIF::getGpioInterface() {
return gpioComIF;
}
GpioIF* SpiComIF::getGpioInterface() { return gpioComIF; }
void SpiComIF::setSpiSpeedAndMode(int spiFd, spi::SpiModes mode, uint32_t speed) {
int retval = ioctl(spiFd, SPI_IOC_WR_MODE, reinterpret_cast<uint8_t*>(&mode));
if(retval != 0) {
utility::handleIoctlError("SpiComIF::setSpiSpeedAndMode: Setting SPI mode failed");
}
int retval = ioctl(spiFd, SPI_IOC_WR_MODE, reinterpret_cast<uint8_t*>(&mode));
if (retval != 0) {
utility::handleIoctlError("SpiComIF::setSpiSpeedAndMode: Setting SPI mode failed");
}
retval = ioctl(spiFd, SPI_IOC_WR_MAX_SPEED_HZ, &speed);
if(retval != 0) {
utility::handleIoctlError("SpiComIF::setSpiSpeedAndMode: Setting SPI speed failed");
}
retval = ioctl(spiFd, SPI_IOC_WR_MAX_SPEED_HZ, &speed);
if (retval != 0) {
utility::handleIoctlError("SpiComIF::setSpiSpeedAndMode: Setting SPI speed failed");
}
}

115
hal/src/fsfw_hal/linux/spi/SpiComIF.h
View File

@ -1,16 +1,15 @@
#ifndef LINUX_SPI_SPICOMIF_H_
#define LINUX_SPI_SPICOMIF_H_
#include "fsfw/FSFW.h"
#include "spiDefinitions.h"
#include "returnvalues/classIds.h"
#include "fsfw_hal/common/gpio/GpioIF.h"
#include <unordered_map>
#include <vector>
#include "fsfw/FSFW.h"
#include "fsfw/devicehandlers/DeviceCommunicationIF.h"
#include "fsfw/objectmanager/SystemObject.h"
#include <vector>
#include <unordered_map>
#include "fsfw_hal/common/gpio/GpioIF.h"
#include "returnvalues/classIds.h"
#include "spiDefinitions.h"
class SpiCookie;
@ -21,71 +20,67 @@ class SpiCookie;
* are contained in the SPI cookie.
* @author R. Mueller
*/
class SpiComIF: public DeviceCommunicationIF, public SystemObject {
public:
static constexpr uint8_t spiRetvalId = CLASS_ID::HAL_SPI;
static constexpr ReturnValue_t OPENING_FILE_FAILED =
HasReturnvaluesIF::makeReturnCode(spiRetvalId, 0);
/* Full duplex (ioctl) transfer failure */
static constexpr ReturnValue_t FULL_DUPLEX_TRANSFER_FAILED =
HasReturnvaluesIF::makeReturnCode(spiRetvalId, 1);
/* Half duplex (read/write) transfer failure */
static constexpr ReturnValue_t HALF_DUPLEX_TRANSFER_FAILED =
HasReturnvaluesIF::makeReturnCode(spiRetvalId, 2);
class SpiComIF : public DeviceCommunicationIF, public SystemObject {
public:
static constexpr uint8_t spiRetvalId = CLASS_ID::HAL_SPI;
static constexpr ReturnValue_t OPENING_FILE_FAILED =
HasReturnvaluesIF::makeReturnCode(spiRetvalId, 0);
/* Full duplex (ioctl) transfer failure */
static constexpr ReturnValue_t FULL_DUPLEX_TRANSFER_FAILED =
HasReturnvaluesIF::makeReturnCode(spiRetvalId, 1);
/* Half duplex (read/write) transfer failure */
static constexpr ReturnValue_t HALF_DUPLEX_TRANSFER_FAILED =
HasReturnvaluesIF::makeReturnCode(spiRetvalId, 2);
SpiComIF(object_id_t objectId, GpioIF* gpioComIF);
SpiComIF(object_id_t objectId, GpioIF* gpioComIF);
ReturnValue_t initializeInterface(CookieIF * cookie) override;
ReturnValue_t sendMessage(CookieIF *cookie,const uint8_t *sendData,
size_t sendLen) override;
ReturnValue_t getSendSuccess(CookieIF *cookie) override;
ReturnValue_t requestReceiveMessage(CookieIF *cookie,
size_t requestLen) override;
ReturnValue_t readReceivedMessage(CookieIF *cookie, uint8_t **buffer,
size_t *size) override;
ReturnValue_t initializeInterface(CookieIF* cookie) override;
ReturnValue_t sendMessage(CookieIF* cookie, const uint8_t* sendData, size_t sendLen) override;
ReturnValue_t getSendSuccess(CookieIF* cookie) override;
ReturnValue_t requestReceiveMessage(CookieIF* cookie, size_t requestLen) override;
ReturnValue_t readReceivedMessage(CookieIF* cookie, uint8_t** buffer, size_t* size) override;
/**
* @brief This function returns the mutex which can be used to protect the spi bus when
* the chip select must be driven from outside of the com if.
*/
MutexIF* getMutex(MutexIF::TimeoutType* timeoutType = nullptr, uint32_t* timeoutMs = nullptr);
/**
* @brief This function returns the mutex which can be used to protect the spi bus when
* the chip select must be driven from outside of the com if.
*/
MutexIF* getMutex(MutexIF::TimeoutType* timeoutType = nullptr, uint32_t* timeoutMs = nullptr);
/**
* Perform a regular send operation using Linux iotcl. This is public so it can be used
* in functions like a user callback if special handling is only necessary for certain commands.
* @param spiCookie
* @param sendData
* @param sendLen
* @return
*/
ReturnValue_t performRegularSendOperation(SpiCookie* spiCookie, const uint8_t *sendData,
size_t sendLen);
/**
* Perform a regular send operation using Linux iotcl. This is public so it can be used
* in functions like a user callback if special handling is only necessary for certain commands.
* @param spiCookie
* @param sendData
* @param sendLen
* @return
*/
ReturnValue_t performRegularSendOperation(SpiCookie* spiCookie, const uint8_t* sendData,
size_t sendLen);
GpioIF* getGpioInterface();
void setSpiSpeedAndMode(int spiFd, spi::SpiModes mode, uint32_t speed);
void performSpiWiretapping(SpiCookie* spiCookie);
GpioIF* getGpioInterface();
void setSpiSpeedAndMode(int spiFd, spi::SpiModes mode, uint32_t speed);
void performSpiWiretapping(SpiCookie* spiCookie);
ReturnValue_t getReadBuffer(address_t spiAddress, uint8_t** buffer);
ReturnValue_t getReadBuffer(address_t spiAddress, uint8_t** buffer);
private:
private:
struct SpiInstance {
SpiInstance(size_t maxRecvSize) : replyBuffer(std::vector<uint8_t>(maxRecvSize)) {}
std::vector<uint8_t> replyBuffer;
};
struct SpiInstance {
SpiInstance(size_t maxRecvSize): replyBuffer(std::vector<uint8_t>(maxRecvSize)) {}
std::vector<uint8_t> replyBuffer;
};
GpioIF* gpioComIF = nullptr;
GpioIF* gpioComIF = nullptr;
MutexIF* spiMutex = nullptr;
MutexIF::TimeoutType timeoutType = MutexIF::TimeoutType::WAITING;
uint32_t timeoutMs = 20;
MutexIF* spiMutex = nullptr;
MutexIF::TimeoutType timeoutType = MutexIF::TimeoutType::WAITING;
uint32_t timeoutMs = 20;
using SpiDeviceMap = std::unordered_map<address_t, SpiInstance>;
using SpiDeviceMapIter = SpiDeviceMap::iterator;
using SpiDeviceMap = std::unordered_map<address_t, SpiInstance>;
using SpiDeviceMapIter = SpiDeviceMap::iterator;
SpiDeviceMap spiDeviceMap;
SpiDeviceMap spiDeviceMap;
ReturnValue_t performHalfDuplexReception(SpiCookie* spiCookie);
ReturnValue_t performHalfDuplexReception(SpiCookie* spiCookie);
};
#endif /* LINUX_SPI_SPICOMIF_H_ */

161
hal/src/fsfw_hal/linux/spi/SpiCookie.cpp
View File

@ -1,144 +1,109 @@
#include "fsfw_hal/linux/spi/SpiCookie.h"
SpiCookie::SpiCookie(address_t spiAddress, gpioId_t chipSelect, std::string spiDev,
const size_t maxSize, spi::SpiModes spiMode, uint32_t spiSpeed):
SpiCookie(spi::SpiComIfModes::REGULAR, spiAddress, chipSelect, spiDev, maxSize, spiMode,
spiSpeed, nullptr, nullptr) {
}
const size_t maxSize, spi::SpiModes spiMode, uint32_t spiSpeed)
: SpiCookie(spi::SpiComIfModes::REGULAR, spiAddress, chipSelect, spiDev, maxSize, spiMode,
spiSpeed, nullptr, nullptr) {}
SpiCookie::SpiCookie(address_t spiAddress, std::string spiDev, const size_t maxSize,
spi::SpiModes spiMode, uint32_t spiSpeed):
SpiCookie(spiAddress, gpio::NO_GPIO, spiDev, maxSize, spiMode, spiSpeed) {
}
spi::SpiModes spiMode, uint32_t spiSpeed)
: SpiCookie(spiAddress, gpio::NO_GPIO, spiDev, maxSize, spiMode, spiSpeed) {}
SpiCookie::SpiCookie(address_t spiAddress, gpioId_t chipSelect, std::string spiDev,
const size_t maxSize, spi::SpiModes spiMode, uint32_t spiSpeed,
spi::send_callback_function_t callback, void *args):
SpiCookie(spi::SpiComIfModes::CALLBACK, spiAddress, chipSelect, spiDev, maxSize,
spiMode, spiSpeed, callback, args) {
}
const size_t maxSize, spi::SpiModes spiMode, uint32_t spiSpeed,
spi::send_callback_function_t callback, void* args)
: SpiCookie(spi::SpiComIfModes::CALLBACK, spiAddress, chipSelect, spiDev, maxSize, spiMode,
spiSpeed, callback, args) {}
SpiCookie::SpiCookie(spi::SpiComIfModes comIfMode, address_t spiAddress, gpioId_t chipSelect,
std::string spiDev, const size_t maxSize, spi::SpiModes spiMode, uint32_t spiSpeed,
spi::send_callback_function_t callback, void* args):
spiAddress(spiAddress), chipSelectPin(chipSelect), spiDevice(spiDev),
comIfMode(comIfMode), maxSize(maxSize), spiMode(spiMode), spiSpeed(spiSpeed),
sendCallback(callback), callbackArgs(args) {
}
std::string spiDev, const size_t maxSize, spi::SpiModes spiMode,
uint32_t spiSpeed, spi::send_callback_function_t callback, void* args)
: spiAddress(spiAddress),
chipSelectPin(chipSelect),
spiDevice(spiDev),
comIfMode(comIfMode),
maxSize(maxSize),
spiMode(spiMode),
spiSpeed(spiSpeed),
sendCallback(callback),
callbackArgs(args) {}
spi::SpiComIfModes SpiCookie::getComIfMode() const {
return this->comIfMode;
}
spi::SpiComIfModes SpiCookie::getComIfMode() const { return this->comIfMode; }
void SpiCookie::getSpiParameters(spi::SpiModes& spiMode, uint32_t& spiSpeed,
UncommonParameters* parameters) const {
spiMode = this->spiMode;
spiSpeed = this->spiSpeed;
UncommonParameters* parameters) const {
spiMode = this->spiMode;
spiSpeed = this->spiSpeed;
if(parameters != nullptr) {
parameters->threeWireSpi = uncommonParameters.threeWireSpi;
parameters->lsbFirst = uncommonParameters.lsbFirst;
parameters->noCs = uncommonParameters.noCs;
parameters->bitsPerWord = uncommonParameters.bitsPerWord;
parameters->csHigh = uncommonParameters.csHigh;
}
if (parameters != nullptr) {
parameters->threeWireSpi = uncommonParameters.threeWireSpi;
parameters->lsbFirst = uncommonParameters.lsbFirst;
parameters->noCs = uncommonParameters.noCs;
parameters->bitsPerWord = uncommonParameters.bitsPerWord;
parameters->csHigh = uncommonParameters.csHigh;
}
}
gpioId_t SpiCookie::getChipSelectPin() const {
return chipSelectPin;
}
gpioId_t SpiCookie::getChipSelectPin() const { return chipSelectPin; }
size_t SpiCookie::getMaxBufferSize() const {
return maxSize;
}
size_t SpiCookie::getMaxBufferSize() const { return maxSize; }
address_t SpiCookie::getSpiAddress() const {
return spiAddress;
}
address_t SpiCookie::getSpiAddress() const { return spiAddress; }
std::string SpiCookie::getSpiDevice() const {
return spiDevice;
}
std::string SpiCookie::getSpiDevice() const { return spiDevice; }
void SpiCookie::setThreeWireSpi(bool enable) {
uncommonParameters.threeWireSpi = enable;
}
void SpiCookie::setThreeWireSpi(bool enable) { uncommonParameters.threeWireSpi = enable; }
void SpiCookie::setLsbFirst(bool enable) {
uncommonParameters.lsbFirst = enable;
}
void SpiCookie::setLsbFirst(bool enable) { uncommonParameters.lsbFirst = enable; }
void SpiCookie::setNoCs(bool enable) {
uncommonParameters.noCs = enable;
}
void SpiCookie::setNoCs(bool enable) { uncommonParameters.noCs = enable; }
void SpiCookie::setBitsPerWord(uint8_t bitsPerWord) {
uncommonParameters.bitsPerWord = bitsPerWord;
uncommonParameters.bitsPerWord = bitsPerWord;
}
void SpiCookie::setCsHigh(bool enable) {
uncommonParameters.csHigh = enable;
}
void SpiCookie::setCsHigh(bool enable) { uncommonParameters.csHigh = enable; }
void SpiCookie::activateCsDeselect(bool deselectCs, uint16_t delayUsecs) {
spiTransferStruct.cs_change = deselectCs;
spiTransferStruct.delay_usecs = delayUsecs;
spiTransferStruct.cs_change = deselectCs;
spiTransferStruct.delay_usecs = delayUsecs;
}
void SpiCookie::assignReadBuffer(uint8_t* rx) {
if(rx != nullptr) {
spiTransferStruct.rx_buf = reinterpret_cast<__u64>(rx);
}
if (rx != nullptr) {
spiTransferStruct.rx_buf = reinterpret_cast<__u64>(rx);
}
}
void SpiCookie::assignWriteBuffer(const uint8_t* tx) {
if(tx != nullptr) {
spiTransferStruct.tx_buf = reinterpret_cast<__u64>(tx);
}
if (tx != nullptr) {
spiTransferStruct.tx_buf = reinterpret_cast<__u64>(tx);
}
}
void SpiCookie::setCallbackMode(spi::send_callback_function_t callback,
void *args) {
this->comIfMode = spi::SpiComIfModes::CALLBACK;
this->sendCallback = callback;
this->callbackArgs = args;
void SpiCookie::setCallbackMode(spi::send_callback_function_t callback, void* args) {
this->comIfMode = spi::SpiComIfModes::CALLBACK;
this->sendCallback = callback;
this->callbackArgs = args;
}
void SpiCookie::setCallbackArgs(void *args) {
this->callbackArgs = args;
}
void SpiCookie::setCallbackArgs(void* args) { this->callbackArgs = args; }
spi_ioc_transfer* SpiCookie::getTransferStructHandle() {
return &spiTransferStruct;
}
spi_ioc_transfer* SpiCookie::getTransferStructHandle() { return &spiTransferStruct; }
void SpiCookie::setFullOrHalfDuplex(bool halfDuplex) {
this->halfDuplex = halfDuplex;
}
void SpiCookie::setFullOrHalfDuplex(bool halfDuplex) { this->halfDuplex = halfDuplex; }
bool SpiCookie::isFullDuplex() const {
return not this->halfDuplex;
}
bool SpiCookie::isFullDuplex() const { return not this->halfDuplex; }
void SpiCookie::setTransferSize(size_t transferSize) {
spiTransferStruct.len = transferSize;
}
void SpiCookie::setTransferSize(size_t transferSize) { spiTransferStruct.len = transferSize; }
size_t SpiCookie::getCurrentTransferSize() const {
return spiTransferStruct.len;
}
size_t SpiCookie::getCurrentTransferSize() const { return spiTransferStruct.len; }
void SpiCookie::setSpiSpeed(uint32_t newSpeed) {
this->spiSpeed = newSpeed;
}
void SpiCookie::setSpiSpeed(uint32_t newSpeed) { this->spiSpeed = newSpeed; }
void SpiCookie::setSpiMode(spi::SpiModes newMode) {
this->spiMode = newMode;
}
void SpiCookie::setSpiMode(spi::SpiModes newMode) { this->spiMode = newMode; }
void SpiCookie::getCallback(spi::send_callback_function_t *callback,
void **args) {
*callback = this->sendCallback;
*args = this->callbackArgs;
void SpiCookie::getCallback(spi::send_callback_function_t* callback, void** args) {
*callback = this->sendCallback;
*args = this->callbackArgs;
}

273
hal/src/fsfw_hal/linux/spi/SpiCookie.h
View File

@ -1,13 +1,12 @@
#ifndef LINUX_SPI_SPICOOKIE_H_
#define LINUX_SPI_SPICOOKIE_H_
#include "spiDefinitions.h"
#include "../../common/gpio/gpioDefinitions.h"
#include <fsfw/devicehandlers/CookieIF.h>
#include <linux/spi/spidev.h>
#include "../../common/gpio/gpioDefinitions.h"
#include "spiDefinitions.h"
/**
* @brief This cookie class is passed to the SPI communication interface
* @details
@ -19,165 +18,163 @@
* special requirements like expander slave select switching (e.g. GPIO or I2C expander)
* or special timing related requirements.
*/
class SpiCookie: public CookieIF {
public:
/**
* Each SPI device will have a corresponding cookie. The cookie is used by the communication
* interface and contains device specific information like the largest expected size to be
* sent and received and the GPIO pin used to toggle the SPI slave select pin.
* @param spiAddress
* @param chipSelect Chip select. gpio::NO_GPIO can be used for hardware slave selects.
* @param spiDev
* @param maxSize
*/
SpiCookie(address_t spiAddress, gpioId_t chipSelect, std::string spiDev,
const size_t maxSize, spi::SpiModes spiMode, uint32_t spiSpeed);
/**
* Like constructor above, but without a dedicated GPIO CS. Can be used for hardware
* slave select or if CS logic is performed with decoders.
*/
SpiCookie(address_t spiAddress, std::string spiDev, const size_t maxReplySize,
class SpiCookie : public CookieIF {
public:
/**
* Each SPI device will have a corresponding cookie. The cookie is used by the communication
* interface and contains device specific information like the largest expected size to be
* sent and received and the GPIO pin used to toggle the SPI slave select pin.
* @param spiAddress
* @param chipSelect Chip select. gpio::NO_GPIO can be used for hardware slave selects.
* @param spiDev
* @param maxSize
*/
SpiCookie(address_t spiAddress, gpioId_t chipSelect, std::string spiDev, const size_t maxSize,
spi::SpiModes spiMode, uint32_t spiSpeed);
/**
* Use the callback mode of the SPI communication interface. The user can pass the callback
* function here or by using the setter function #setCallbackMode
*/
SpiCookie(address_t spiAddress, gpioId_t chipSelect, std::string spiDev, const size_t maxSize,
/**
* Like constructor above, but without a dedicated GPIO CS. Can be used for hardware
* slave select or if CS logic is performed with decoders.
*/
SpiCookie(address_t spiAddress, std::string spiDev, const size_t maxReplySize,
spi::SpiModes spiMode, uint32_t spiSpeed);
/**
* Use the callback mode of the SPI communication interface. The user can pass the callback
* function here or by using the setter function #setCallbackMode
*/
SpiCookie(address_t spiAddress, gpioId_t chipSelect, std::string spiDev, const size_t maxSize,
spi::SpiModes spiMode, uint32_t spiSpeed, spi::send_callback_function_t callback,
void *args);
void* args);
/**
* Get the callback function
* @param callback
* @param args
*/
void getCallback(spi::send_callback_function_t* callback, void** args);
/**
* Get the callback function
* @param callback
* @param args
*/
void getCallback(spi::send_callback_function_t* callback, void** args);
address_t getSpiAddress() const;
std::string getSpiDevice() const;
gpioId_t getChipSelectPin() const;
size_t getMaxBufferSize() const;
address_t getSpiAddress() const;
std::string getSpiDevice() const;
gpioId_t getChipSelectPin() const;
size_t getMaxBufferSize() const;
spi::SpiComIfModes getComIfMode() const;
spi::SpiComIfModes getComIfMode() const;
/** Enables changing SPI speed at run-time */
void setSpiSpeed(uint32_t newSpeed);
/** Enables changing the SPI mode at run-time */
void setSpiMode(spi::SpiModes newMode);
/** Enables changing SPI speed at run-time */
void setSpiSpeed(uint32_t newSpeed);
/** Enables changing the SPI mode at run-time */
void setSpiMode(spi::SpiModes newMode);
/**
* Set the SPI to callback mode and assigns the user supplied callback and an argument
* passed to the callback.
* @param callback
* @param args
*/
void setCallbackMode(spi::send_callback_function_t callback, void* args);
/**
* Set the SPI to callback mode and assigns the user supplied callback and an argument
* passed to the callback.
* @param callback
* @param args
*/
void setCallbackMode(spi::send_callback_function_t callback, void* args);
/**
* Can be used to set the callback arguments and a later point than initialization.
* @param args
*/
void setCallbackArgs(void* args);
/**
* Can be used to set the callback arguments and a later point than initialization.
* @param args
*/
void setCallbackArgs(void* args);
/**
* True if SPI transfers should be performed in full duplex mode
* @return
*/
bool isFullDuplex() const;
/**
* True if SPI transfers should be performed in full duplex mode
* @return
*/
bool isFullDuplex() const;
/**
* Set transfer type to full duplex or half duplex. Full duplex is the default setting,
* ressembling common SPI hardware implementation with shift registers, where read and writes
* happen simultaneosly.
* @param fullDuplex
*/
void setFullOrHalfDuplex(bool halfDuplex);
/**
* Set transfer type to full duplex or half duplex. Full duplex is the default setting,
* ressembling common SPI hardware implementation with shift registers, where read and writes
* happen simultaneosly.
* @param fullDuplex
*/
void setFullOrHalfDuplex(bool halfDuplex);
/**
* This needs to be called to specify where the SPI driver writes to or reads from.
* @param readLocation
* @param writeLocation
*/
void assignReadBuffer(uint8_t* rx);
void assignWriteBuffer(const uint8_t* tx);
/**
* Set size for the next transfer. Set to 0 for no transfer
* @param transferSize
*/
void setTransferSize(size_t transferSize);
size_t getCurrentTransferSize() const;
/**
* This needs to be called to specify where the SPI driver writes to or reads from.
* @param readLocation
* @param writeLocation
*/
void assignReadBuffer(uint8_t* rx);
void assignWriteBuffer(const uint8_t* tx);
/**
* Set size for the next transfer. Set to 0 for no transfer
* @param transferSize
*/
void setTransferSize(size_t transferSize);
size_t getCurrentTransferSize() const;
struct UncommonParameters {
uint8_t bitsPerWord = 8;
bool noCs = false;
bool csHigh = false;
bool threeWireSpi = false;
/* MSB first is more common */
bool lsbFirst = false;
};
struct UncommonParameters {
uint8_t bitsPerWord = 8;
bool noCs = false;
bool csHigh = false;
bool threeWireSpi = false;
/* MSB first is more common */
bool lsbFirst = false;
};
/**
* Can be used to explicitely disable hardware chip select.
* Some drivers like the Raspberry Pi Linux driver will not use hardware chip select by default
* (see https://www.raspberrypi.org/documentation/hardware/raspberrypi/spi/README.md)
* @param enable
*/
void setNoCs(bool enable);
void setThreeWireSpi(bool enable);
void setLsbFirst(bool enable);
void setCsHigh(bool enable);
void setBitsPerWord(uint8_t bitsPerWord);
/**
* Can be used to explicitely disable hardware chip select.
* Some drivers like the Raspberry Pi Linux driver will not use hardware chip select by default
* (see https://www.raspberrypi.org/documentation/hardware/raspberrypi/spi/README.md)
* @param enable
*/
void setNoCs(bool enable);
void setThreeWireSpi(bool enable);
void setLsbFirst(bool enable);
void setCsHigh(bool enable);
void setBitsPerWord(uint8_t bitsPerWord);
void getSpiParameters(spi::SpiModes& spiMode, uint32_t& spiSpeed,
UncommonParameters* parameters = nullptr) const;
void getSpiParameters(spi::SpiModes& spiMode, uint32_t& spiSpeed,
UncommonParameters* parameters = nullptr) const;
/**
* See spidev.h cs_change and delay_usecs
* @param deselectCs
* @param delayUsecs
*/
void activateCsDeselect(bool deselectCs, uint16_t delayUsecs);
/**
* See spidev.h cs_change and delay_usecs
* @param deselectCs
* @param delayUsecs
*/
void activateCsDeselect(bool deselectCs, uint16_t delayUsecs);
spi_ioc_transfer* getTransferStructHandle();
private:
spi_ioc_transfer* getTransferStructHandle();
/**
* Internal constructor which initializes every field
* @param spiAddress
* @param chipSelect
* @param spiDev
* @param maxSize
* @param spiMode
* @param spiSpeed
* @param callback
* @param args
*/
SpiCookie(spi::SpiComIfModes comIfMode, address_t spiAddress, gpioId_t chipSelect,
private:
/**
* Internal constructor which initializes every field
* @param spiAddress
* @param chipSelect
* @param spiDev
* @param maxSize
* @param spiMode
* @param spiSpeed
* @param callback
* @param args
*/
SpiCookie(spi::SpiComIfModes comIfMode, address_t spiAddress, gpioId_t chipSelect,
std::string spiDev, const size_t maxSize, spi::SpiModes spiMode, uint32_t spiSpeed,
spi::send_callback_function_t callback, void* args);
address_t spiAddress;
gpioId_t chipSelectPin;
std::string spiDevice;
address_t spiAddress;
gpioId_t chipSelectPin;
std::string spiDevice;
spi::SpiComIfModes comIfMode;
spi::SpiComIfModes comIfMode;
// Required for regular mode
const size_t maxSize;
spi::SpiModes spiMode;
uint32_t spiSpeed;
bool halfDuplex = false;
// Required for regular mode
const size_t maxSize;
spi::SpiModes spiMode;
uint32_t spiSpeed;
bool halfDuplex = false;
// Required for callback mode
spi::send_callback_function_t sendCallback = nullptr;
void* callbackArgs = nullptr;
// Required for callback mode
spi::send_callback_function_t sendCallback = nullptr;
void* callbackArgs = nullptr;
struct spi_ioc_transfer spiTransferStruct = {};
UncommonParameters uncommonParameters;
struct spi_ioc_transfer spiTransferStruct = {};
UncommonParameters uncommonParameters;
};
#endif /* LINUX_SPI_SPICOOKIE_H_ */

21
hal/src/fsfw_hal/linux/spi/spiDefinitions.h
View File

@ -1,28 +1,25 @@
#ifndef LINUX_SPI_SPIDEFINITONS_H_
#define LINUX_SPI_SPIDEFINITONS_H_
#include "../../common/gpio/gpioDefinitions.h"
#include "../../common/spi/spiCommon.h"
#include "fsfw/returnvalues/HasReturnvaluesIF.h"
#include <linux/spi/spidev.h>
#include <cstdint>
#include "../../common/gpio/gpioDefinitions.h"
#include "../../common/spi/spiCommon.h"
#include "fsfw/returnvalues/HasReturnvaluesIF.h"
class SpiCookie;
class SpiComIF;
namespace spi {
enum SpiComIfModes {
REGULAR,
CALLBACK
};
enum SpiComIfModes { REGULAR, CALLBACK };
using send_callback_function_t = ReturnValue_t (*)(SpiComIF* comIf, SpiCookie* cookie,
const uint8_t* sendData, size_t sendLen,
void* args);
using send_callback_function_t = ReturnValue_t (*) (SpiComIF* comIf, SpiCookie *cookie,
const uint8_t *sendData, size_t sendLen, void* args);
}
} // namespace spi
#endif /* LINUX_SPI_SPIDEFINITONS_H_ */

858
hal/src/fsfw_hal/linux/uart/UartComIF.cpp
View File

@ -1,529 +1,557 @@
#include "UartComIF.h"
#include "OBSWConfig.h"
#include "fsfw_hal/linux/utility.h"
#include "fsfw/serviceinterface/ServiceInterface.h"
#include <cstring>
#include <fcntl.h>
#include <errno.h>
#include <fcntl.h>
#include <termios.h>
#include <unistd.h>
UartComIF::UartComIF(object_id_t objectId): SystemObject(objectId){
}
#include <cstring>
#include "fsfw/FSFW.h"
#include "fsfw/serviceinterface.h"
#include "fsfw_hal/linux/utility.h"
UartComIF::UartComIF(object_id_t objectId) : SystemObject(objectId) {}
UartComIF::~UartComIF() {}
ReturnValue_t UartComIF::initializeInterface(CookieIF* cookie) {
std::string deviceFile;
UartDeviceMapIter uartDeviceMapIter;
std::string deviceFile;
UartDeviceMapIter uartDeviceMapIter;
if (cookie == nullptr) {
return NULLPOINTER;
}
if(cookie == nullptr) {
return NULLPOINTER;
UartCookie* uartCookie = dynamic_cast<UartCookie*>(cookie);
if (uartCookie == nullptr) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "UartComIF::initializeInterface: Invalid UART Cookie!" << std::endl;
#endif
return NULLPOINTER;
}
deviceFile = uartCookie->getDeviceFile();
uartDeviceMapIter = uartDeviceMap.find(deviceFile);
if (uartDeviceMapIter == uartDeviceMap.end()) {
int fileDescriptor = configureUartPort(uartCookie);
if (fileDescriptor < 0) {
return RETURN_FAILED;
}
UartCookie* uartCookie = dynamic_cast<UartCookie*>(cookie);
if (uartCookie == nullptr) {
sif::error << "UartComIF::initializeInterface: Invalid UART Cookie!" << std::endl;
return NULLPOINTER;
size_t maxReplyLen = uartCookie->getMaxReplyLen();
UartElements uartElements = {fileDescriptor, std::vector<uint8_t>(maxReplyLen), 0};
auto status = uartDeviceMap.emplace(deviceFile, uartElements);
if (status.second == false) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "UartComIF::initializeInterface: Failed to insert device " << deviceFile
<< "to UART device map" << std::endl;
#endif
return RETURN_FAILED;
}
} else {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "UartComIF::initializeInterface: UART device " << deviceFile
<< " already in use" << std::endl;
#endif
return RETURN_FAILED;
}
deviceFile = uartCookie->getDeviceFile();
uartDeviceMapIter = uartDeviceMap.find(deviceFile);
if(uartDeviceMapIter == uartDeviceMap.end()) {
int fileDescriptor = configureUartPort(uartCookie);
if (fileDescriptor < 0) {
return RETURN_FAILED;
}
size_t maxReplyLen = uartCookie->getMaxReplyLen();
UartElements uartElements = {fileDescriptor, std::vector<uint8_t>(maxReplyLen), 0};
auto status = uartDeviceMap.emplace(deviceFile, uartElements);
if (status.second == false) {
sif::warning << "UartComIF::initializeInterface: Failed to insert device " <<
deviceFile << "to UART device map" << std::endl;
return RETURN_FAILED;
}
}
else {
sif::warning << "UartComIF::initializeInterface: UART device " << deviceFile <<
" already in use" << std::endl;
return RETURN_FAILED;
}
return RETURN_OK;
return RETURN_OK;
}
int UartComIF::configureUartPort(UartCookie* uartCookie) {
struct termios options = {};
struct termios options = {};
std::string deviceFile = uartCookie->getDeviceFile();
int flags = O_RDWR;
if (uartCookie->getUartMode() == UartModes::CANONICAL) {
// In non-canonical mode, don't specify O_NONBLOCK because these properties will be
// controlled by the VTIME and VMIN parameters and O_NONBLOCK would override this
flags |= O_NONBLOCK;
}
int fd = open(deviceFile.c_str(), flags);
std::string deviceFile = uartCookie->getDeviceFile();
int flags = O_RDWR;
if(uartCookie->getUartMode() == UartModes::CANONICAL) {
// In non-canonical mode, don't specify O_NONBLOCK because these properties will be
// controlled by the VTIME and VMIN parameters and O_NONBLOCK would override this
flags |= O_NONBLOCK;
}
int fd = open(deviceFile.c_str(), flags);
if (fd < 0) {
sif::warning << "UartComIF::configureUartPort: Failed to open uart " << deviceFile <<
"with error code " << errno << strerror(errno) << std::endl;
return fd;
}
/* Read in existing settings */
if(tcgetattr(fd, &options) != 0) {
sif::warning << "UartComIF::configureUartPort: Error " << errno << "from tcgetattr: "
<< strerror(errno) << std::endl;
return fd;
}
setParityOptions(&options, uartCookie);
setStopBitOptions(&options, uartCookie);
setDatasizeOptions(&options, uartCookie);
setFixedOptions(&options);
setUartMode(&options, *uartCookie);
if(uartCookie->getInputShouldBeFlushed()) {
tcflush(fd, TCIFLUSH);
}
/* Sets uart to non-blocking mode. Read returns immediately when there are no data available */
options.c_cc[VTIME] = 0;
options.c_cc[VMIN] = 0;
configureBaudrate(&options, uartCookie);
/* Save option settings */
if (tcsetattr(fd, TCSANOW, &options) != 0) {
sif::warning << "UartComIF::configureUartPort: Failed to set options with error " <<
errno << ": " << strerror(errno);
return fd;
}
if (fd < 0) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "UartComIF::configureUartPort: Failed to open uart " << deviceFile
<< "with error code " << errno << strerror(errno) << std::endl;
#endif
return fd;
}
/* Read in existing settings */
if (tcgetattr(fd, &options) != 0) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "UartComIF::configureUartPort: Error " << errno
<< "from tcgetattr: " << strerror(errno) << std::endl;
#endif
return fd;
}
setParityOptions(&options, uartCookie);
setStopBitOptions(&options, uartCookie);
setDatasizeOptions(&options, uartCookie);
setFixedOptions(&options);
setUartMode(&options, *uartCookie);
if (uartCookie->getInputShouldBeFlushed()) {
tcflush(fd, TCIFLUSH);
}
/* Sets uart to non-blocking mode. Read returns immediately when there are no data available */
options.c_cc[VTIME] = 0;
options.c_cc[VMIN] = 0;
configureBaudrate(&options, uartCookie);
/* Save option settings */
if (tcsetattr(fd, TCSANOW, &options) != 0) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "UartComIF::configureUartPort: Failed to set options with error " << errno
<< ": " << strerror(errno);
#endif
return fd;
}
return fd;
}
void UartComIF::setParityOptions(struct termios* options, UartCookie* uartCookie) {
/* Clear parity bit */
options->c_cflag &= ~PARENB;
switch (uartCookie->getParity()) {
/* Clear parity bit */
options->c_cflag &= ~PARENB;
switch (uartCookie->getParity()) {
case Parity::EVEN:
options->c_cflag |= PARENB;
options->c_cflag &= ~PARODD;
break;
options->c_cflag |= PARENB;
options->c_cflag &= ~PARODD;
break;
case Parity::ODD:
options->c_cflag |= PARENB;
options->c_cflag |= PARODD;
break;
options->c_cflag |= PARENB;
options->c_cflag |= PARODD;
break;
default:
break;
}
break;
}
}
void UartComIF::setStopBitOptions(struct termios* options, UartCookie* uartCookie) {
/* Clear stop field. Sets stop bit to one bit */
options->c_cflag &= ~CSTOPB;
switch (uartCookie->getStopBits()) {
/* Clear stop field. Sets stop bit to one bit */
options->c_cflag &= ~CSTOPB;
switch (uartCookie->getStopBits()) {
case StopBits::TWO_STOP_BITS:
options->c_cflag |= CSTOPB;
break;
options->c_cflag |= CSTOPB;
break;
default:
break;
}
break;
}
}
void UartComIF::setDatasizeOptions(struct termios* options, UartCookie* uartCookie) {
/* Clear size bits */
options->c_cflag &= ~CSIZE;
switch (uartCookie->getBitsPerWord()) {
/* Clear size bits */
options->c_cflag &= ~CSIZE;
switch (uartCookie->getBitsPerWord()) {
case 5:
options->c_cflag |= CS5;
break;
options->c_cflag |= CS5;
break;
case 6:
options->c_cflag |= CS6;
break;
options->c_cflag |= CS6;
break;
case 7:
options->c_cflag |= CS7;
break;
options->c_cflag |= CS7;
break;
case 8:
options->c_cflag |= CS8;
break;
options->c_cflag |= CS8;
break;
default:
sif::warning << "UartComIF::setDatasizeOptions: Invalid size specified" << std::endl;
break;
}
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "UartComIF::setDatasizeOptions: Invalid size specified" << std::endl;
#endif
break;
}
}
void UartComIF::setFixedOptions(struct termios* options) {
/* Disable RTS/CTS hardware flow control */
options->c_cflag &= ~CRTSCTS;
/* Turn on READ & ignore ctrl lines (CLOCAL = 1) */
options->c_cflag |= CREAD | CLOCAL;
/* Disable echo */
options->c_lflag &= ~ECHO;
/* Disable erasure */
options->c_lflag &= ~ECHOE;
/* Disable new-line echo */
options->c_lflag &= ~ECHONL;
/* Disable interpretation of INTR, QUIT and SUSP */
options->c_lflag &= ~ISIG;
/* Turn off s/w flow ctrl */
options->c_iflag &= ~(IXON | IXOFF | IXANY);
/* Disable any special handling of received bytes */
options->c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL);
/* Prevent special interpretation of output bytes (e.g. newline chars) */
options->c_oflag &= ~OPOST;
/* Prevent conversion of newline to carriage return/line feed */
options->c_oflag &= ~ONLCR;
/* Disable RTS/CTS hardware flow control */
options->c_cflag &= ~CRTSCTS;
/* Turn on READ & ignore ctrl lines (CLOCAL = 1) */
options->c_cflag |= CREAD | CLOCAL;
/* Disable echo */
options->c_lflag &= ~ECHO;
/* Disable erasure */
options->c_lflag &= ~ECHOE;
/* Disable new-line echo */
options->c_lflag &= ~ECHONL;
/* Disable interpretation of INTR, QUIT and SUSP */
options->c_lflag &= ~ISIG;
/* Turn off s/w flow ctrl */
options->c_iflag &= ~(IXON | IXOFF | IXANY);
/* Disable any special handling of received bytes */
options->c_iflag &= ~(IGNBRK | BRKINT | PARMRK | ISTRIP | INLCR | IGNCR | ICRNL);
/* Prevent special interpretation of output bytes (e.g. newline chars) */
options->c_oflag &= ~OPOST;
/* Prevent conversion of newline to carriage return/line feed */
options->c_oflag &= ~ONLCR;
}
void UartComIF::configureBaudrate(struct termios* options, UartCookie* uartCookie) {
switch (uartCookie->getBaudrate()) {
switch (uartCookie->getBaudrate()) {
case 50:
cfsetispeed(options, B50);
cfsetospeed(options, B50);
break;
cfsetispeed(options, B50);
cfsetospeed(options, B50);
break;
case 75:
cfsetispeed(options, B75);
cfsetospeed(options, B75);
break;
cfsetispeed(options, B75);
cfsetospeed(options, B75);
break;
case 110:
cfsetispeed(options, B110);
cfsetospeed(options, B110);
break;
cfsetispeed(options, B110);
cfsetospeed(options, B110);
break;
case 134:
cfsetispeed(options, B134);
cfsetospeed(options, B134);
break;
cfsetispeed(options, B134);
cfsetospeed(options, B134);
break;
case 150:
cfsetispeed(options, B150);
cfsetospeed(options, B150);
break;
cfsetispeed(options, B150);
cfsetospeed(options, B150);
break;
case 200:
cfsetispeed(options, B200);
cfsetospeed(options, B200);
break;
cfsetispeed(options, B200);
cfsetospeed(options, B200);
break;
case 300:
cfsetispeed(options, B300);
cfsetospeed(options, B300);
break;
cfsetispeed(options, B300);
cfsetospeed(options, B300);
break;
case 600:
cfsetispeed(options, B600);
cfsetospeed(options, B600);
break;
cfsetispeed(options, B600);
cfsetospeed(options, B600);
break;
case 1200:
cfsetispeed(options, B1200);
cfsetospeed(options, B1200);
break;
cfsetispeed(options, B1200);
cfsetospeed(options, B1200);
break;
case 1800:
cfsetispeed(options, B1800);
cfsetospeed(options, B1800);
break;
cfsetispeed(options, B1800);
cfsetospeed(options, B1800);
break;
case 2400:
cfsetispeed(options, B2400);
cfsetospeed(options, B2400);
break;
cfsetispeed(options, B2400);
cfsetospeed(options, B2400);
break;
case 4800:
cfsetispeed(options, B4800);
cfsetospeed(options, B4800);
break;
cfsetispeed(options, B4800);
cfsetospeed(options, B4800);
break;
case 9600:
cfsetispeed(options, B9600);
cfsetospeed(options, B9600);
break;
cfsetispeed(options, B9600);
cfsetospeed(options, B9600);
break;
case 19200:
cfsetispeed(options, B19200);
cfsetospeed(options, B19200);
break;
cfsetispeed(options, B19200);
cfsetospeed(options, B19200);
break;
case 38400:
cfsetispeed(options, B38400);
cfsetospeed(options, B38400);
break;
cfsetispeed(options, B38400);
cfsetospeed(options, B38400);
break;
case 57600:
cfsetispeed(options, B57600);
cfsetospeed(options, B57600);
break;
cfsetispeed(options, B57600);
cfsetospeed(options, B57600);
break;
case 115200:
cfsetispeed(options, B115200);
cfsetospeed(options, B115200);
break;
cfsetispeed(options, B115200);
cfsetospeed(options, B115200);
break;
case 230400:
cfsetispeed(options, B230400);
cfsetospeed(options, B230400);
break;
cfsetispeed(options, B230400);
cfsetospeed(options, B230400);
break;
case 460800:
cfsetispeed(options, B460800);
cfsetospeed(options, B460800);
break;
cfsetispeed(options, B460800);
cfsetospeed(options, B460800);
break;
default:
sif::warning << "UartComIF::configureBaudrate: Baudrate not supported" << std::endl;
break;
}
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "UartComIF::configureBaudrate: Baudrate not supported" << std::endl;
#endif
break;
}
}
ReturnValue_t UartComIF::sendMessage(CookieIF *cookie,
const uint8_t *sendData, size_t sendLen) {
int fd = 0;
std::string deviceFile;
UartDeviceMapIter uartDeviceMapIter;
if(sendLen == 0) {
return RETURN_OK;
}
if(sendData == nullptr) {
sif::warning << "UartComIF::sendMessage: Send data is nullptr" << std::endl;
return RETURN_FAILED;
}
UartCookie* uartCookie = dynamic_cast<UartCookie*>(cookie);
if(uartCookie == nullptr) {
sif::warning << "UartComIF::sendMessasge: Invalid UART Cookie!" << std::endl;
return NULLPOINTER;
}
deviceFile = uartCookie->getDeviceFile();
uartDeviceMapIter = uartDeviceMap.find(deviceFile);
if (uartDeviceMapIter == uartDeviceMap.end()) {
sif::debug << "UartComIF::sendMessage: Device file " << deviceFile <<
"not in UART map" << std::endl;
return RETURN_FAILED;
}
fd = uartDeviceMapIter->second.fileDescriptor;
if (write(fd, sendData, sendLen) != (int)sendLen) {
sif::error << "UartComIF::sendMessage: Failed to send data with error code " <<
errno << ": Error description: " << strerror(errno) << std::endl;
return RETURN_FAILED;
}
ReturnValue_t UartComIF::sendMessage(CookieIF* cookie, const uint8_t* sendData, size_t sendLen) {
int fd = 0;
std::string deviceFile;
UartDeviceMapIter uartDeviceMapIter;
if (sendLen == 0) {
return RETURN_OK;
}
if (sendData == nullptr) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "UartComIF::sendMessage: Send data is nullptr" << std::endl;
#endif
return RETURN_FAILED;
}
UartCookie* uartCookie = dynamic_cast<UartCookie*>(cookie);
if (uartCookie == nullptr) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "UartComIF::sendMessasge: Invalid UART Cookie!" << std::endl;
#endif
return NULLPOINTER;
}
deviceFile = uartCookie->getDeviceFile();
uartDeviceMapIter = uartDeviceMap.find(deviceFile);
if (uartDeviceMapIter == uartDeviceMap.end()) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::debug << "UartComIF::sendMessage: Device file " << deviceFile << "not in UART map"
<< std::endl;
#endif
return RETURN_FAILED;
}
fd = uartDeviceMapIter->second.fileDescriptor;
if (write(fd, sendData, sendLen) != static_cast<int>(sendLen)) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "UartComIF::sendMessage: Failed to send data with error code " << errno
<< ": Error description: " << strerror(errno) << std::endl;
#endif
return RETURN_FAILED;
}
return RETURN_OK;
}
ReturnValue_t UartComIF::getSendSuccess(CookieIF *cookie) {
ReturnValue_t UartComIF::getSendSuccess(CookieIF* cookie) { return RETURN_OK; }
ReturnValue_t UartComIF::requestReceiveMessage(CookieIF* cookie, size_t requestLen) {
std::string deviceFile;
UartDeviceMapIter uartDeviceMapIter;
UartCookie* uartCookie = dynamic_cast<UartCookie*>(cookie);
if (uartCookie == nullptr) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::debug << "UartComIF::requestReceiveMessage: Invalid Uart Cookie!" << std::endl;
#endif
return NULLPOINTER;
}
UartModes uartMode = uartCookie->getUartMode();
deviceFile = uartCookie->getDeviceFile();
uartDeviceMapIter = uartDeviceMap.find(deviceFile);
if (uartMode == UartModes::NON_CANONICAL and requestLen == 0) {
return RETURN_OK;
}
}
ReturnValue_t UartComIF::requestReceiveMessage(CookieIF *cookie, size_t requestLen) {
std::string deviceFile;
UartDeviceMapIter uartDeviceMapIter;
if (uartDeviceMapIter == uartDeviceMap.end()) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::debug << "UartComIF::requestReceiveMessage: Device file " << deviceFile
<< " not in uart map" << std::endl;
#endif
return RETURN_FAILED;
}
UartCookie* uartCookie = dynamic_cast<UartCookie*>(cookie);
if(uartCookie == nullptr) {
sif::debug << "UartComIF::requestReceiveMessage: Invalid Uart Cookie!" << std::endl;
return NULLPOINTER;
}
UartModes uartMode = uartCookie->getUartMode();
deviceFile = uartCookie->getDeviceFile();
uartDeviceMapIter = uartDeviceMap.find(deviceFile);
if(uartMode == UartModes::NON_CANONICAL and requestLen == 0) {
return RETURN_OK;
}
if (uartDeviceMapIter == uartDeviceMap.end()) {
sif::debug << "UartComIF::requestReceiveMessage: Device file " << deviceFile
<< " not in uart map" << std::endl;
return RETURN_FAILED;
}
if (uartMode == UartModes::CANONICAL) {
return handleCanonicalRead(*uartCookie, uartDeviceMapIter, requestLen);
}
else if (uartMode == UartModes::NON_CANONICAL) {
return handleNoncanonicalRead(*uartCookie, uartDeviceMapIter, requestLen);
}
else {
return HasReturnvaluesIF::RETURN_FAILED;
}
if (uartMode == UartModes::CANONICAL) {
return handleCanonicalRead(*uartCookie, uartDeviceMapIter, requestLen);
} else if (uartMode == UartModes::NON_CANONICAL) {
return handleNoncanonicalRead(*uartCookie, uartDeviceMapIter, requestLen);
} else {
return HasReturnvaluesIF::RETURN_FAILED;
}
}
ReturnValue_t UartComIF::handleCanonicalRead(UartCookie& uartCookie, UartDeviceMapIter& iter,
size_t requestLen) {
ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
uint8_t maxReadCycles = uartCookie.getReadCycles();
uint8_t currentReadCycles = 0;
int bytesRead = 0;
size_t currentBytesRead = 0;
size_t maxReplySize = uartCookie.getMaxReplyLen();
int fd = iter->second.fileDescriptor;
auto bufferPtr = iter->second.replyBuffer.data();
iter->second.replyLen = 0;
do {
size_t allowedReadSize = 0;
if(currentBytesRead >= maxReplySize) {
// Overflow risk. Emit warning, trigger event and break. If this happens,
// the reception buffer is not large enough or data is not polled often enough.
size_t requestLen) {
ReturnValue_t result = HasReturnvaluesIF::RETURN_OK;
uint8_t maxReadCycles = uartCookie.getReadCycles();
uint8_t currentReadCycles = 0;
int bytesRead = 0;
size_t currentBytesRead = 0;
size_t maxReplySize = uartCookie.getMaxReplyLen();
int fd = iter->second.fileDescriptor;
auto bufferPtr = iter->second.replyBuffer.data();
iter->second.replyLen = 0;
do {
size_t allowedReadSize = 0;
if (currentBytesRead >= maxReplySize) {
// Overflow risk. Emit warning, trigger event and break. If this happens,
// the reception buffer is not large enough or data is not polled often enough.
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "UartComIF::requestReceiveMessage: Next read would cause overflow!"
<< std::endl;
sif::warning << "UartComIF::requestReceiveMessage: Next read would cause overflow!"
<< std::endl;
#else
sif::printWarning("UartComIF::requestReceiveMessage: "
"Next read would cause overflow!");
sif::printWarning(
"UartComIF::requestReceiveMessage: "
"Next read would cause overflow!");
#endif
#endif
result = UART_RX_BUFFER_TOO_SMALL;
break;
}
else {
allowedReadSize = maxReplySize - currentBytesRead;
}
result = UART_RX_BUFFER_TOO_SMALL;
break;
} else {
allowedReadSize = maxReplySize - currentBytesRead;
}
bytesRead = read(fd, bufferPtr, allowedReadSize);
if (bytesRead < 0) {
// EAGAIN: No data available in non-blocking mode
if(errno != EAGAIN) {
bytesRead = read(fd, bufferPtr, allowedReadSize);
if (bytesRead < 0) {
// EAGAIN: No data available in non-blocking mode
if (errno != EAGAIN) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "UartComIF::handleCanonicalRead: read failed with code" <<
errno << ": " << strerror(errno) << std::endl;
sif::warning << "UartComIF::handleCanonicalRead: read failed with code" << errno << ": "
<< strerror(errno) << std::endl;
#else
sif::printWarning("UartComIF::handleCanonicalRead: read failed with code %d: %s\n",
errno, strerror(errno));
sif::printWarning("UartComIF::handleCanonicalRead: read failed with code %d: %s\n", errno,
strerror(errno));
#endif
#endif
return RETURN_FAILED;
}
return RETURN_FAILED;
}
}
else if(bytesRead > 0) {
iter->second.replyLen += bytesRead;
bufferPtr += bytesRead;
currentBytesRead += bytesRead;
}
currentReadCycles++;
} while(bytesRead > 0 and currentReadCycles < maxReadCycles);
return result;
} else if (bytesRead > 0) {
iter->second.replyLen += bytesRead;
bufferPtr += bytesRead;
currentBytesRead += bytesRead;
}
currentReadCycles++;
} while (bytesRead > 0 and currentReadCycles < maxReadCycles);
return result;
}
ReturnValue_t UartComIF::handleNoncanonicalRead(UartCookie &uartCookie, UartDeviceMapIter &iter,
size_t requestLen) {
int fd = iter->second.fileDescriptor;
auto bufferPtr = iter->second.replyBuffer.data();
// Size check to prevent buffer overflow
if(requestLen > uartCookie.getMaxReplyLen()) {
ReturnValue_t UartComIF::handleNoncanonicalRead(UartCookie& uartCookie, UartDeviceMapIter& iter,
size_t requestLen) {
int fd = iter->second.fileDescriptor;
auto bufferPtr = iter->second.replyBuffer.data();
// Size check to prevent buffer overflow
if (requestLen > uartCookie.getMaxReplyLen()) {
#if OBSW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "UartComIF::requestReceiveMessage: Next read would cause overflow!"
<< std::endl;
sif::warning << "UartComIF::requestReceiveMessage: Next read would cause overflow!"
<< std::endl;
#else
sif::printWarning("UartComIF::requestReceiveMessage: "
"Next read would cause overflow!");
sif::printWarning(
"UartComIF::requestReceiveMessage: "
"Next read would cause overflow!");
#endif
#endif
return UART_RX_BUFFER_TOO_SMALL;
return UART_RX_BUFFER_TOO_SMALL;
}
int bytesRead = read(fd, bufferPtr, requestLen);
if (bytesRead < 0) {
return RETURN_FAILED;
} else if (bytesRead != static_cast<int>(requestLen)) {
if (uartCookie.isReplySizeFixed()) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "UartComIF::requestReceiveMessage: Only read " << bytesRead << " of "
<< requestLen << " bytes" << std::endl;
#endif
return RETURN_FAILED;
}
int bytesRead = read(fd, bufferPtr, requestLen);
if (bytesRead < 0) {
return RETURN_FAILED;
}
else if (bytesRead != static_cast<int>(requestLen)) {
if(uartCookie.isReplySizeFixed()) {
sif::warning << "UartComIF::requestReceiveMessage: Only read " << bytesRead <<
" of " << requestLen << " bytes" << std::endl;
return RETURN_FAILED;
}
}
iter->second.replyLen = bytesRead;
return HasReturnvaluesIF::RETURN_OK;
}
iter->second.replyLen = bytesRead;
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t UartComIF::readReceivedMessage(CookieIF *cookie,
uint8_t **buffer, size_t* size) {
ReturnValue_t UartComIF::readReceivedMessage(CookieIF* cookie, uint8_t** buffer, size_t* size) {
std::string deviceFile;
UartDeviceMapIter uartDeviceMapIter;
std::string deviceFile;
UartDeviceMapIter uartDeviceMapIter;
UartCookie* uartCookie = dynamic_cast<UartCookie*>(cookie);
if (uartCookie == nullptr) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::debug << "UartComIF::readReceivedMessage: Invalid uart cookie!" << std::endl;
#endif
return NULLPOINTER;
}
UartCookie* uartCookie = dynamic_cast<UartCookie*>(cookie);
if(uartCookie == nullptr) {
sif::debug << "UartComIF::readReceivedMessage: Invalid uart cookie!" << std::endl;
return NULLPOINTER;
}
deviceFile = uartCookie->getDeviceFile();
uartDeviceMapIter = uartDeviceMap.find(deviceFile);
if (uartDeviceMapIter == uartDeviceMap.end()) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::debug << "UartComIF::readReceivedMessage: Device file " << deviceFile << " not in uart map"
<< std::endl;
#endif
return RETURN_FAILED;
}
deviceFile = uartCookie->getDeviceFile();
uartDeviceMapIter = uartDeviceMap.find(deviceFile);
if (uartDeviceMapIter == uartDeviceMap.end()) {
sif::debug << "UartComIF::readReceivedMessage: Device file " << deviceFile <<
" not in uart map" << std::endl;
return RETURN_FAILED;
}
*buffer = uartDeviceMapIter->second.replyBuffer.data();
*size = uartDeviceMapIter->second.replyLen;
*buffer = uartDeviceMapIter->second.replyBuffer.data();
*size = uartDeviceMapIter->second.replyLen;
/* Length is reset to 0 to prevent reading the same data twice */
uartDeviceMapIter->second.replyLen = 0;
/* Length is reset to 0 to prevent reading the same data twice */
uartDeviceMapIter->second.replyLen = 0;
return RETURN_OK;
}
ReturnValue_t UartComIF::flushUartRxBuffer(CookieIF* cookie) {
std::string deviceFile;
UartDeviceMapIter uartDeviceMapIter;
UartCookie* uartCookie = dynamic_cast<UartCookie*>(cookie);
if (uartCookie == nullptr) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "UartComIF::flushUartRxBuffer: Invalid uart cookie!" << std::endl;
#endif
return NULLPOINTER;
}
deviceFile = uartCookie->getDeviceFile();
uartDeviceMapIter = uartDeviceMap.find(deviceFile);
if (uartDeviceMapIter != uartDeviceMap.end()) {
int fd = uartDeviceMapIter->second.fileDescriptor;
tcflush(fd, TCIFLUSH);
return RETURN_OK;
}
return RETURN_FAILED;
}
ReturnValue_t UartComIF::flushUartRxBuffer(CookieIF *cookie) {
std::string deviceFile;
UartDeviceMapIter uartDeviceMapIter;
UartCookie* uartCookie = dynamic_cast<UartCookie*>(cookie);
if(uartCookie == nullptr) {
sif::warning << "UartComIF::flushUartRxBuffer: Invalid uart cookie!" << std::endl;
return NULLPOINTER;
}
deviceFile = uartCookie->getDeviceFile();
uartDeviceMapIter = uartDeviceMap.find(deviceFile);
if(uartDeviceMapIter != uartDeviceMap.end()) {
int fd = uartDeviceMapIter->second.fileDescriptor;
tcflush(fd, TCIFLUSH);
return RETURN_OK;
}
return RETURN_FAILED;
ReturnValue_t UartComIF::flushUartTxBuffer(CookieIF* cookie) {
std::string deviceFile;
UartDeviceMapIter uartDeviceMapIter;
UartCookie* uartCookie = dynamic_cast<UartCookie*>(cookie);
if (uartCookie == nullptr) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "UartComIF::flushUartTxBuffer: Invalid uart cookie!" << std::endl;
#endif
return NULLPOINTER;
}
deviceFile = uartCookie->getDeviceFile();
uartDeviceMapIter = uartDeviceMap.find(deviceFile);
if (uartDeviceMapIter != uartDeviceMap.end()) {
int fd = uartDeviceMapIter->second.fileDescriptor;
tcflush(fd, TCOFLUSH);
return RETURN_OK;
}
return RETURN_FAILED;
}
ReturnValue_t UartComIF::flushUartTxBuffer(CookieIF *cookie) {
std::string deviceFile;
UartDeviceMapIter uartDeviceMapIter;
UartCookie* uartCookie = dynamic_cast<UartCookie*>(cookie);
if(uartCookie == nullptr) {
sif::warning << "UartComIF::flushUartTxBuffer: Invalid uart cookie!" << std::endl;
return NULLPOINTER;
}
deviceFile = uartCookie->getDeviceFile();
uartDeviceMapIter = uartDeviceMap.find(deviceFile);
if(uartDeviceMapIter != uartDeviceMap.end()) {
int fd = uartDeviceMapIter->second.fileDescriptor;
tcflush(fd, TCOFLUSH);
return RETURN_OK;
}
return RETURN_FAILED;
ReturnValue_t UartComIF::flushUartTxAndRxBuf(CookieIF* cookie) {
std::string deviceFile;
UartDeviceMapIter uartDeviceMapIter;
UartCookie* uartCookie = dynamic_cast<UartCookie*>(cookie);
if (uartCookie == nullptr) {
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << "UartComIF::flushUartTxAndRxBuf: Invalid uart cookie!" << std::endl;
#endif
return NULLPOINTER;
}
deviceFile = uartCookie->getDeviceFile();
uartDeviceMapIter = uartDeviceMap.find(deviceFile);
if (uartDeviceMapIter != uartDeviceMap.end()) {
int fd = uartDeviceMapIter->second.fileDescriptor;
tcflush(fd, TCIOFLUSH);
return RETURN_OK;
}
return RETURN_FAILED;
}
ReturnValue_t UartComIF::flushUartTxAndRxBuf(CookieIF *cookie) {
std::string deviceFile;
UartDeviceMapIter uartDeviceMapIter;
UartCookie* uartCookie = dynamic_cast<UartCookie*>(cookie);
if(uartCookie == nullptr) {
sif::warning << "UartComIF::flushUartTxAndRxBuf: Invalid uart cookie!" << std::endl;
return NULLPOINTER;
}
deviceFile = uartCookie->getDeviceFile();
uartDeviceMapIter = uartDeviceMap.find(deviceFile);
if(uartDeviceMapIter != uartDeviceMap.end()) {
int fd = uartDeviceMapIter->second.fileDescriptor;
tcflush(fd, TCIOFLUSH);
return RETURN_OK;
}
return RETURN_FAILED;
}
void UartComIF::setUartMode(struct termios *options, UartCookie &uartCookie) {
UartModes uartMode = uartCookie.getUartMode();
if(uartMode == UartModes::NON_CANONICAL) {
/* Disable canonical mode */
options->c_lflag &= ~ICANON;
}
else if(uartMode == UartModes::CANONICAL) {
options->c_lflag |= ICANON;
}
void UartComIF::setUartMode(struct termios* options, UartCookie& uartCookie) {
UartModes uartMode = uartCookie.getUartMode();
if (uartMode == UartModes::NON_CANONICAL) {
/* Disable canonical mode */
options->c_lflag &= ~ICANON;
} else if (uartMode == UartModes::CANONICAL) {
options->c_lflag |= ICANON;
}
}

168
hal/src/fsfw_hal/linux/uart/UartComIF.h
View File

@ -1,13 +1,14 @@
#ifndef BSP_Q7S_COMIF_UARTCOMIF_H_
#define BSP_Q7S_COMIF_UARTCOMIF_H_
#include "UartCookie.h"
#include <fsfw/objectmanager/SystemObject.h>
#include <fsfw/devicehandlers/DeviceCommunicationIF.h>
#include <fsfw/objectmanager/SystemObject.h>
#include <unordered_map>
#include <vector>
#include "UartCookie.h"
/**
* @brief This is the communication interface to access serial ports on linux based operating
* systems.
@ -17,109 +18,104 @@
*
* @author J. Meier
*/
class UartComIF: public DeviceCommunicationIF, public SystemObject {
public:
static constexpr uint8_t uartRetvalId = CLASS_ID::HAL_UART;
class UartComIF : public DeviceCommunicationIF, public SystemObject {
public:
static constexpr uint8_t uartRetvalId = CLASS_ID::HAL_UART;
static constexpr ReturnValue_t UART_READ_FAILURE =
HasReturnvaluesIF::makeReturnCode(uartRetvalId, 1);
static constexpr ReturnValue_t UART_READ_SIZE_MISSMATCH =
HasReturnvaluesIF::makeReturnCode(uartRetvalId, 2);
static constexpr ReturnValue_t UART_RX_BUFFER_TOO_SMALL =
HasReturnvaluesIF::makeReturnCode(uartRetvalId, 3);
static constexpr ReturnValue_t UART_READ_FAILURE =
HasReturnvaluesIF::makeReturnCode(uartRetvalId, 1);
static constexpr ReturnValue_t UART_READ_SIZE_MISSMATCH =
HasReturnvaluesIF::makeReturnCode(uartRetvalId, 2);
static constexpr ReturnValue_t UART_RX_BUFFER_TOO_SMALL =
HasReturnvaluesIF::makeReturnCode(uartRetvalId, 3);
UartComIF(object_id_t objectId);
UartComIF(object_id_t objectId);
virtual ~UartComIF();
virtual ~UartComIF();
ReturnValue_t initializeInterface(CookieIF * cookie) override;
ReturnValue_t sendMessage(CookieIF *cookie,const uint8_t *sendData,
size_t sendLen) override;
ReturnValue_t getSendSuccess(CookieIF *cookie) override;
ReturnValue_t requestReceiveMessage(CookieIF *cookie,
size_t requestLen) override;
ReturnValue_t readReceivedMessage(CookieIF *cookie, uint8_t **buffer,
size_t *size) override;
ReturnValue_t initializeInterface(CookieIF* cookie) override;
ReturnValue_t sendMessage(CookieIF* cookie, const uint8_t* sendData, size_t sendLen) override;
ReturnValue_t getSendSuccess(CookieIF* cookie) override;
ReturnValue_t requestReceiveMessage(CookieIF* cookie, size_t requestLen) override;
ReturnValue_t readReceivedMessage(CookieIF* cookie, uint8_t** buffer, size_t* size) override;
/**
* @brief This function discards all data received but not read in the UART buffer.
*/
ReturnValue_t flushUartRxBuffer(CookieIF *cookie);
/**
* @brief This function discards all data received but not read in the UART buffer.
*/
ReturnValue_t flushUartRxBuffer(CookieIF* cookie);
/**
* @brief This function discards all data in the transmit buffer of the UART driver.
*/
ReturnValue_t flushUartTxBuffer(CookieIF *cookie);
/**
* @brief This function discards all data in the transmit buffer of the UART driver.
*/
ReturnValue_t flushUartTxBuffer(CookieIF* cookie);
/**
* @brief This function discards both data in the transmit and receive buffer of the UART.
*/
ReturnValue_t flushUartTxAndRxBuf(CookieIF *cookie);
/**
* @brief This function discards both data in the transmit and receive buffer of the UART.
*/
ReturnValue_t flushUartTxAndRxBuf(CookieIF* cookie);
private:
private:
using UartDeviceFile_t = std::string;
using UartDeviceFile_t = std::string;
struct UartElements {
int fileDescriptor;
std::vector<uint8_t> replyBuffer;
/** Number of bytes read will be written to this variable */
size_t replyLen;
};
struct UartElements {
int fileDescriptor;
std::vector<uint8_t> replyBuffer;
/** Number of bytes read will be written to this variable */
size_t replyLen;
};
using UartDeviceMap = std::unordered_map<UartDeviceFile_t, UartElements>;
using UartDeviceMapIter = UartDeviceMap::iterator;
using UartDeviceMap = std::unordered_map<UartDeviceFile_t, UartElements>;
using UartDeviceMapIter = UartDeviceMap::iterator;
/**
* The uart devie map stores informations of initialized uart ports.
*/
UartDeviceMap uartDeviceMap;
/**
* The uart devie map stores informations of initialized uart ports.
*/
UartDeviceMap uartDeviceMap;
/**
* @brief This function opens and configures a uart device by using the information stored
* in the uart cookie.
* @param uartCookie Pointer to uart cookie with information about the uart. Contains the
* uart device file, baudrate, parity, stopbits etc.
* @return The file descriptor of the configured uart.
*/
int configureUartPort(UartCookie* uartCookie);
/**
* @brief This function opens and configures a uart device by using the information stored
* in the uart cookie.
* @param uartCookie Pointer to uart cookie with information about the uart. Contains the
* uart device file, baudrate, parity, stopbits etc.
* @return The file descriptor of the configured uart.
*/
int configureUartPort(UartCookie* uartCookie);
/**
* @brief This function adds the parity settings to the termios options struct.
*
* @param options Pointer to termios options struct which will be modified to enable or disable
* parity checking.
* @param uartCookie Pointer to uart cookie containing the information about the desired
* parity settings.
*
*/
void setParityOptions(struct termios* options, UartCookie* uartCookie);
/**
* @brief This function adds the parity settings to the termios options struct.
*
* @param options Pointer to termios options struct which will be modified to enable or disable
* parity checking.
* @param uartCookie Pointer to uart cookie containing the information about the desired
* parity settings.
*
*/
void setParityOptions(struct termios* options, UartCookie* uartCookie);
void setStopBitOptions(struct termios* options, UartCookie* uartCookie);
void setStopBitOptions(struct termios* options, UartCookie* uartCookie);
/**
* @brief This function sets options which are not configurable by the uartCookie.
*/
void setFixedOptions(struct termios* options);
/**
* @brief This function sets options which are not configurable by the uartCookie.
*/
void setFixedOptions(struct termios* options);
/**
* @brief With this function the datasize settings are added to the termios options struct.
*/
void setDatasizeOptions(struct termios* options, UartCookie* uartCookie);
/**
* @brief With this function the datasize settings are added to the termios options struct.
*/
void setDatasizeOptions(struct termios* options, UartCookie* uartCookie);
/**
* @brief This functions adds the baudrate specified in the uartCookie to the termios options
* struct.
*/
void configureBaudrate(struct termios* options, UartCookie* uartCookie);
/**
* @brief This functions adds the baudrate specified in the uartCookie to the termios options
* struct.
*/
void configureBaudrate(struct termios* options, UartCookie* uartCookie);
void setUartMode(struct termios* options, UartCookie& uartCookie);
ReturnValue_t handleCanonicalRead(UartCookie& uartCookie, UartDeviceMapIter& iter,
size_t requestLen);
ReturnValue_t handleNoncanonicalRead(UartCookie& uartCookie, UartDeviceMapIter& iter,
size_t requestLen);
void setUartMode(struct termios* options, UartCookie& uartCookie);
ReturnValue_t handleCanonicalRead(UartCookie& uartCookie, UartDeviceMapIter& iter,
size_t requestLen);
ReturnValue_t handleNoncanonicalRead(UartCookie& uartCookie, UartDeviceMapIter& iter,
size_t requestLen);
};
#endif /* BSP_Q7S_COMIF_UARTCOMIF_H_ */

98
hal/src/fsfw_hal/linux/uart/UartCookie.cpp
View File

@ -1,97 +1,65 @@
#include "fsfw_hal/linux/uart/UartCookie.h"
#include <fsfw/serviceinterface/ServiceInterface.h>
#include <fsfw/serviceinterface.h>
UartCookie::UartCookie(object_id_t handlerId, std::string deviceFile, UartModes uartMode,
uint32_t baudrate, size_t maxReplyLen):
handlerId(handlerId), deviceFile(deviceFile), uartMode(uartMode),
baudrate(baudrate), maxReplyLen(maxReplyLen) {
}
uint32_t baudrate, size_t maxReplyLen)
: handlerId(handlerId),
deviceFile(deviceFile),
uartMode(uartMode),
baudrate(baudrate),
maxReplyLen(maxReplyLen) {}
UartCookie::~UartCookie() {}
uint32_t UartCookie::getBaudrate() const {
return baudrate;
}
uint32_t UartCookie::getBaudrate() const { return baudrate; }
size_t UartCookie::getMaxReplyLen() const {
return maxReplyLen;
}
size_t UartCookie::getMaxReplyLen() const { return maxReplyLen; }
std::string UartCookie::getDeviceFile() const {
return deviceFile;
}
std::string UartCookie::getDeviceFile() const { return deviceFile; }
void UartCookie::setParityOdd() {
parity = Parity::ODD;
}
void UartCookie::setParityOdd() { parity = Parity::ODD; }
void UartCookie::setParityEven() {
parity = Parity::EVEN;
}
void UartCookie::setParityEven() { parity = Parity::EVEN; }
Parity UartCookie::getParity() const {
return parity;
}
Parity UartCookie::getParity() const { return parity; }
void UartCookie::setBitsPerWord(uint8_t bitsPerWord_) {
switch(bitsPerWord_) {
switch (bitsPerWord_) {
case 5:
case 6:
case 7:
case 8:
break;
break;
default:
sif::debug << "UartCookie::setBitsPerWord: Invalid bits per word specified" << std::endl;
return;
}
bitsPerWord = bitsPerWord_;
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::debug << "UartCookie::setBitsPerWord: Invalid bits per word specified" << std::endl;
#endif
return;
}
bitsPerWord = bitsPerWord_;
}
uint8_t UartCookie::getBitsPerWord() const {
return bitsPerWord;
}
uint8_t UartCookie::getBitsPerWord() const { return bitsPerWord; }
StopBits UartCookie::getStopBits() const {
return stopBits;
}
StopBits UartCookie::getStopBits() const { return stopBits; }
void UartCookie::setTwoStopBits() {
stopBits = StopBits::TWO_STOP_BITS;
}
void UartCookie::setTwoStopBits() { stopBits = StopBits::TWO_STOP_BITS; }
void UartCookie::setOneStopBit() {
stopBits = StopBits::ONE_STOP_BIT;
}
void UartCookie::setOneStopBit() { stopBits = StopBits::ONE_STOP_BIT; }
UartModes UartCookie::getUartMode() const {
return uartMode;
}
UartModes UartCookie::getUartMode() const { return uartMode; }
void UartCookie::setReadCycles(uint8_t readCycles) {
this->readCycles = readCycles;
}
void UartCookie::setReadCycles(uint8_t readCycles) { this->readCycles = readCycles; }
void UartCookie::setToFlushInput(bool enable) {
this->flushInput = enable;
}
void UartCookie::setToFlushInput(bool enable) { this->flushInput = enable; }
uint8_t UartCookie::getReadCycles() const {
return readCycles;
}
uint8_t UartCookie::getReadCycles() const { return readCycles; }
bool UartCookie::getInputShouldBeFlushed() {
return this->flushInput;
}
bool UartCookie::getInputShouldBeFlushed() { return this->flushInput; }
object_id_t UartCookie::getHandlerId() const {
return this->handlerId;
}
object_id_t UartCookie::getHandlerId() const { return this->handlerId; }
void UartCookie::setNoFixedSizeReply() {
replySizeFixed = false;
}
void UartCookie::setNoFixedSizeReply() { replySizeFixed = false; }
bool UartCookie::isReplySizeFixed() {
return replySizeFixed;
}
bool UartCookie::isReplySizeFixed() { return replySizeFixed; }

168
hal/src/fsfw_hal/linux/uart/UartCookie.h
View File

@ -6,21 +6,11 @@
#include <string>
enum class Parity {
NONE,
EVEN,
ODD
};
enum class Parity { NONE, EVEN, ODD };
enum class StopBits {
ONE_STOP_BIT,
TWO_STOP_BITS
};
enum class StopBits { ONE_STOP_BIT, TWO_STOP_BITS };
enum class UartModes {
CANONICAL,
NON_CANONICAL
};
enum class UartModes { CANONICAL, NON_CANONICAL };
/**
* @brief Cookie for the UartComIF. There are many options available to configure the UART driver.
@ -29,93 +19,91 @@ enum class UartModes {
*
* @author J. Meier
*/
class UartCookie: public CookieIF {
public:
class UartCookie : public CookieIF {
public:
/**
* @brief Constructor for the uart cookie.
* @param deviceFile The device file specifying the uart to use, e.g. "/dev/ttyPS1"
* @param uartMode Specify the UART mode. The canonical mode should be used if the
* messages are separated by a delimited character like '\n'. See the
* termios documentation for more information
* @param baudrate The baudrate to use for input and output. Possible Baudrates are: 50,
* 75, 110, 134, 150, 200, 300, 600, 1200, 1800, 2400, 4800, 9600, B19200,
* 38400, 57600, 115200, 230400, 460800
* @param maxReplyLen The maximum size an object using this cookie expects
* @details
* Default configuration: No parity
* 8 databits (number of bits transfered with one uart frame)
* One stop bit
*/
UartCookie(object_id_t handlerId, std::string deviceFile, UartModes uartMode, uint32_t baudrate,
size_t maxReplyLen);
/**
* @brief Constructor for the uart cookie.
* @param deviceFile The device file specifying the uart to use, e.g. "/dev/ttyPS1"
* @param uartMode Specify the UART mode. The canonical mode should be used if the
* messages are separated by a delimited character like '\n'. See the
* termios documentation for more information
* @param baudrate The baudrate to use for input and output. Possible Baudrates are: 50,
* 75, 110, 134, 150, 200, 300, 600, 1200, 1800, 2400, 4800, 9600, B19200,
* 38400, 57600, 115200, 230400, 460800
* @param maxReplyLen The maximum size an object using this cookie expects
* @details
* Default configuration: No parity
* 8 databits (number of bits transfered with one uart frame)
* One stop bit
*/
UartCookie(object_id_t handlerId, std::string deviceFile, UartModes uartMode,
uint32_t baudrate, size_t maxReplyLen);
virtual ~UartCookie();
virtual ~UartCookie();
uint32_t getBaudrate() const;
size_t getMaxReplyLen() const;
std::string getDeviceFile() const;
Parity getParity() const;
uint8_t getBitsPerWord() const;
StopBits getStopBits() const;
UartModes getUartMode() const;
object_id_t getHandlerId() const;
uint32_t getBaudrate() const;
size_t getMaxReplyLen() const;
std::string getDeviceFile() const;
Parity getParity() const;
uint8_t getBitsPerWord() const;
StopBits getStopBits() const;
UartModes getUartMode() const;
object_id_t getHandlerId() const;
/**
* The UART ComIF will only perform a specified number of read cycles for the canonical mode.
* The user can specify how many of those read cycles are performed for one device handler
* communication cycle. An example use-case would be to read all available GPS NMEA strings
* at once.
* @param readCycles
*/
void setReadCycles(uint8_t readCycles);
uint8_t getReadCycles() const;
/**
* The UART ComIF will only perform a specified number of read cycles for the canonical mode.
* The user can specify how many of those read cycles are performed for one device handler
* communication cycle. An example use-case would be to read all available GPS NMEA strings
* at once.
* @param readCycles
*/
void setReadCycles(uint8_t readCycles);
uint8_t getReadCycles() const;
/**
* Allows to flush the data which was received but has not been read yet. This is useful
* to discard obsolete data at software startup.
*/
void setToFlushInput(bool enable);
bool getInputShouldBeFlushed();
/**
* Allows to flush the data which was received but has not been read yet. This is useful
* to discard obsolete data at software startup.
*/
void setToFlushInput(bool enable);
bool getInputShouldBeFlushed();
/**
* Functions two enable parity checking.
*/
void setParityOdd();
void setParityEven();
/**
* Functions two enable parity checking.
*/
void setParityOdd();
void setParityEven();
/**
* Function two set number of bits per UART frame.
*/
void setBitsPerWord(uint8_t bitsPerWord_);
/**
* Function two set number of bits per UART frame.
*/
void setBitsPerWord(uint8_t bitsPerWord_);
/**
* Function to specify the number of stopbits.
*/
void setTwoStopBits();
void setOneStopBit();
/**
* Function to specify the number of stopbits.
*/
void setTwoStopBits();
void setOneStopBit();
/**
* Calling this function prevents the UartComIF to return failed if not all requested bytes
* could be read. This is required by a device handler when the size of a reply is not known.
*/
void setNoFixedSizeReply();
/**
* Calling this function prevents the UartComIF to return failed if not all requested bytes
* could be read. This is required by a device handler when the size of a reply is not known.
*/
void setNoFixedSizeReply();
bool isReplySizeFixed();
bool isReplySizeFixed();
private:
const object_id_t handlerId;
std::string deviceFile;
const UartModes uartMode;
bool flushInput = false;
uint32_t baudrate;
size_t maxReplyLen = 0;
Parity parity = Parity::NONE;
uint8_t bitsPerWord = 8;
uint8_t readCycles = 1;
StopBits stopBits = StopBits::ONE_STOP_BIT;
bool replySizeFixed = true;
private:
const object_id_t handlerId;
std::string deviceFile;
const UartModes uartMode;
bool flushInput = false;
uint32_t baudrate;
size_t maxReplyLen = 0;
Parity parity = Parity::NONE;
uint8_t bitsPerWord = 8;
uint8_t readCycles = 1;
StopBits stopBits = StopBits::ONE_STOP_BIT;
bool replySizeFixed = true;
};
#endif

25
hal/src/fsfw_hal/linux/utility.cpp
View File

@ -1,26 +1,23 @@
#include "fsfw/FSFW.h"
#include "fsfw/serviceinterface/ServiceInterface.h"
#include "fsfw_hal/linux/utility.h"
#include <cerrno>
#include <cstring>
#include "fsfw/FSFW.h"
#include "fsfw/serviceinterface/ServiceInterface.h"
void utility::handleIoctlError(const char* const customPrintout) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
if(customPrintout != nullptr) {
sif::warning << customPrintout << std::endl;
}
sif::warning << "handleIoctlError: Error code " << errno << ", "<< strerror(errno) <<
std::endl;
if (customPrintout != nullptr) {
sif::warning << customPrintout << std::endl;
}
sif::warning << "handleIoctlError: Error code " << errno << ", " << strerror(errno) << std::endl;
#else
if(customPrintout != nullptr) {
sif::printWarning("%s\n", customPrintout);
}
sif::printWarning("handleIoctlError: Error code %d, %s\n", errno, strerror(errno));
if (customPrintout != nullptr) {
sif::printWarning("%s\n", customPrintout);
}
sif::printWarning("handleIoctlError: Error code %d, %s\n", errno, strerror(errno));
#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
#endif /* FSFW_VERBOSE_LEVEL >= 1 */
}