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fixed merge conflict and copied max13865 code

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This commit is contained in:
Jakob Meier
2021-03-05 12:57:42 +01:00
parent 93636426b6
commit b75eef7c51
163 changed files with 1207 additions and 16912 deletions
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2
linux/CMakeLists.txt
View File

@ -3,4 +3,6 @@ add_subdirectory(i2c)
add_subdirectory(csp)
add_subdirectory(spi)
add_subdirectory(uart)
add_subdirectory(utility)
add_subdirectory(boardtest)

6
linux/csp/CspComIF.h
View File

@ -1,5 +1,5 @@
#ifndef BSP_LINUX_COMIF_COOKIES_CSPCOMIF_H_
#define BSP_LINUX_COMIF_COOKIES_CSPCOMIF_H_
#ifndef LINUX_CSP_CSPCOMIF_H_
#define LINUX_CSP_CSPCOMIF_H_
#include <fsfw/devicehandlers/DeviceCommunicationIF.h>
#include <fsfw/objectmanager/SystemObject.h>
@ -86,4 +86,4 @@ private:
void initiatePingRequest(uint8_t cspAddress, uint16_t querySize);
};
#endif /* BSP_LINUX_COMIF_COOKIES_CSPCOMIF_H_ */
#endif /* LINUX_CSP_CSPCOMIF_H_ */

354
linux/gpio/LinuxLibgpioIF.cpp
View File

@ -1,142 +1,191 @@
#include "LinuxLibgpioIF.h"
#include "GpioCookie.h"
#include <fsfw/serviceinterface/ServiceInterface.h>
#include <linux/gpio/gpioDefinitions.h>
#include <utility>
#include <unistd.h>
#include <gpiod.h>
LinuxLibgpioIF::LinuxLibgpioIF(object_id_t objectId) : SystemObject(objectId) {
}
LinuxLibgpioIF::~LinuxLibgpioIF() {
}
ReturnValue_t LinuxLibgpioIF::initialize(CookieIF * cookie){
ReturnValue_t LinuxLibgpioIF::addGpios(GpioCookie* gpioCookie) {
ReturnValue_t result;
GpioMap mapToAdd;
if(cookie == nullptr) {
if(gpioCookie == nullptr) {
sif::error << "LinuxLibgpioIF::initialize: Invalid cookie" << std::endl;
return RETURN_FAILED;
}
GpioCookie* gpioCookie = dynamic_cast<GpioCookie*>(cookie);
if(gpioCookie == nullptr) {
sif::error << "LinuxLibgpioIF: Invalid Gpio Cookie!"
<< std::endl;
return RETURN_FAILED;
}
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;
}
result = configureGpios(&mapToAdd);
result = configureGpios(mapToAdd);
if (result != RETURN_OK) {
return RETURN_FAILED;
}
/* Register new GPIOs in gpioMap*/
/* Register new GPIOs in gpioMap */
gpioMap.insert(mapToAdd.begin(), mapToAdd.end());
return RETURN_OK;
}
ReturnValue_t LinuxLibgpioIF::configureGpios(GpioMap* mapToAdd) {
GpioMapIter mapToAddIter;
ReturnValue_t LinuxLibgpioIF::configureGpios(GpioMap& mapToAdd) {
for(auto& gpioConfig: mapToAdd) {
switch(gpioConfig.second->gpioType) {
case(gpio::GpioTypes::NONE): {
return GPIO_INVALID_INSTANCE;
}
case(gpio::GpioTypes::GPIOD_REGULAR): {
GpiodRegular* regularGpio = dynamic_cast<GpiodRegular*>(gpioConfig.second);
if(regularGpio == nullptr) {
return GPIO_INVALID_INSTANCE;
}
configureRegularGpio(gpioConfig.first, regularGpio);
break;
}
case(gpio::GpioTypes::CALLBACK): {
auto gpioCallback = dynamic_cast<GpioCallback*>(gpioMapIter->second);
if(gpioCallback->callback == nullptr) {
return GPIO_INVALID_INSTANCE;
}
gpioCallback->callback(gpioMapIter->first, gpio::GpioOperation::READ,
gpioCallback->initValue, gpioCallback->callbackArgs);
}
}
}
return RETURN_OK;
}
ReturnValue_t LinuxLibgpioIF::configureRegularGpio(gpioId_t gpioId, GpiodRegular *regularGpio) {
std::string chipname;
unsigned int lineNum;
struct gpiod_chip *chip;
gpio::Direction direction;
std::string consumer;
struct gpiod_line *lineHandle;
int result;
int result = 0;
mapToAddIter = mapToAdd->begin();
for (; mapToAddIter != mapToAdd->end(); mapToAddIter++) {
chipname = mapToAddIter->second.chipname;
chip = gpiod_chip_open_by_name(chipname.c_str());
if (!chip) {
sif::error << "LinuxLibgpioIF::configureGpios: Failed to open chip "
<< chipname << ". Gpio ID: " << mapToAddIter->first << std::endl;
return RETURN_FAILED;
}
lineNum = mapToAddIter->second.lineNum;
lineHandle = gpiod_chip_get_line(chip, lineNum);
if (!lineHandle) {
sif::error << "LinuxLibgpioIF::configureGpios: Failed to open line for GPIO with id "
<< mapToAddIter->first << std::endl;
gpiod_chip_close(chip);
return RETURN_FAILED;
}
direction = mapToAddIter->second.direction;
consumer = mapToAddIter->second.consumer;
/* Configure direction and add a description to the GPIO */
switch (direction) {
case gpio::OUT:
result = gpiod_line_request_output(lineHandle, consumer.c_str(),
mapToAddIter->second.initValue);
if (result < 0) {
sif::error << "LinuxLibgpioIF::configureGpios: Failed to request line "
<< lineNum << " from GPIO instance with ID: " << mapToAddIter->first
<< std::endl;
gpiod_line_release(lineHandle);
return RETURN_FAILED;
}
break;
case gpio::IN:
result = gpiod_line_request_input(lineHandle, consumer.c_str());
if (result < 0) {
sif::error << "LinuxLibgpioIF::configureGpios: Failed to request line "
<< lineNum << " from GPIO instance with ID: " << mapToAddIter->first
<< std::endl;
gpiod_line_release(lineHandle);
return RETURN_FAILED;
}
break;
default:
sif::error << "LinuxLibgpioIF::configureGpios: Invalid direction specified"
<< std::endl;
return RETURN_FAILED;
}
/**
* Write line handle to GPIO configuration instance so it can later be used to set or
* read states of GPIOs.
*/
mapToAddIter->second.lineHandle = lineHandle;
}
return RETURN_OK;
}
ReturnValue_t LinuxLibgpioIF::pullHigh(gpioId_t gpioId){
return driveGpio(gpioId, 1);
}
ReturnValue_t LinuxLibgpioIF::pullLow(gpioId_t gpioId){
return driveGpio(gpioId, 0);
}
ReturnValue_t LinuxLibgpioIF::driveGpio(gpioId_t gpioId,
unsigned int logiclevel) {
int result;
struct gpiod_line *lineHandle;
gpioMapIter = gpioMap.find(gpioId);
if (gpioMapIter == gpioMap.end()){
sif::debug << "LinuxLibgpioIF::driveGpio: Unknown gpio id " << gpioId << std::endl;
chipname = regularGpio->chipname;
chip = gpiod_chip_open_by_name(chipname.c_str());
if (!chip) {
sif::error << "LinuxLibgpioIF::configureGpios: Failed to open chip "
<< chipname << ". Gpio ID: " << gpioId << std::endl;
return RETURN_FAILED;
}
lineHandle = gpioMapIter->second.lineHandle;
result = gpiod_line_set_value(lineHandle, logiclevel);
lineNum = regularGpio->lineNum;
lineHandle = gpiod_chip_get_line(chip, lineNum);
if (!lineHandle) {
sif::error << "LinuxLibgpioIF::configureGpios: Failed to open line for GPIO with id "
<< gpioId << 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);
if (result < 0) {
sif::error << "LinuxLibgpioIF::configureGpios: Failed to request line " << lineNum <<
" from GPIO instance with ID: " << gpioId << std::endl;
gpiod_line_release(lineHandle);
return RETURN_FAILED;
}
break;
}
case(gpio::IN): {
result = gpiod_line_request_input(lineHandle, consumer.c_str());
if (result < 0) {
sif::error << "LinuxLibgpioIF::configureGpios: Failed to request line "
<< lineNum << " from GPIO instance with ID: " << gpioId << std::endl;
gpiod_line_release(lineHandle);
return RETURN_FAILED;
}
break;
}
default: {
sif::error << "LinuxLibgpioIF::configureGpios: Invalid direction specified"
<< std::endl;
return GPIO_INVALID_INSTANCE;
}
}
/**
* 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::driveGpio: Unknown GPIOD ID " << gpioId << std::endl;
return UNKNOWN_GPIO_ID;
}
if(gpioMapIter->second->gpioType == gpio::GpioTypes::GPIOD_REGULAR) {
return driveGpio(gpioId, dynamic_cast<GpiodRegular*>(gpioMapIter->second), 1);
}
else {
auto gpioCallback = dynamic_cast<GpioCallback*>(gpioMapIter->second);
if(gpioCallback->callback == nullptr) {
return GPIO_INVALID_INSTANCE;
}
gpioCallback->callback(gpioMapIter->first, gpio::GpioOperation::WRITE,
1, gpioCallback->callbackArgs);
}
return GPIO_TYPE_FAILURE;
}
ReturnValue_t LinuxLibgpioIF::pullLow(gpioId_t gpioId) {
gpioMapIter = gpioMap.find(gpioId);
if (gpioMapIter == gpioMap.end()) {
sif::warning << "LinuxLibgpioIF::driveGpio: Unknown GPIOD ID " << gpioId << std::endl;
return UNKNOWN_GPIO_ID;
}
if(gpioMapIter->second->gpioType == gpio::GpioTypes::GPIOD_REGULAR) {
return driveGpio(gpioId, dynamic_cast<GpiodRegular*>(gpioMapIter->second), 0);
}
else {
auto gpioCallback = dynamic_cast<GpioCallback*>(gpioMapIter->second);
if(gpioCallback->callback == nullptr) {
return GPIO_INVALID_INSTANCE;
}
gpioCallback->callback(gpioMapIter->first, gpio::GpioOperation::WRITE,
0, gpioCallback->callbackArgs);
}
return GPIO_TYPE_FAILURE;
}
ReturnValue_t LinuxLibgpioIF::driveGpio(gpioId_t gpioId,
GpiodRegular* regularGpio, unsigned int logicLevel) {
if(regularGpio == nullptr) {
return GPIO_TYPE_FAILURE;
}
int result = gpiod_line_set_value(regularGpio->lineHandle, logicLevel);
if (result < 0) {
sif::error << "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;
return DRIVE_GPIO_FAILURE;
}
@ -144,38 +193,107 @@ ReturnValue_t LinuxLibgpioIF::driveGpio(gpioId_t gpioId,
}
ReturnValue_t LinuxLibgpioIF::readGpio(gpioId_t gpioId, int* gpioState) {
struct gpiod_line *lineHandle;
gpioMapIter = gpioMap.find(gpioId);
if (gpioMapIter == gpioMap.end()){
sif::debug << "LinuxLibgpioIF::readGpio: Unknown gpio id " << gpioId << std::endl;
return RETURN_FAILED;
sif::warning << "LinuxLibgpioIF::readGpio: Unknown GPIOD ID " << gpioId << std::endl;
return UNKNOWN_GPIO_ID;
}
if(gpioMapIter->second->gpioType == gpio::GpioTypes::GPIOD_REGULAR) {
GpiodRegular* regularGpio = dynamic_cast<GpiodRegular*>(gpioMapIter->second);
if(regularGpio == nullptr) {
return GPIO_TYPE_FAILURE;
}
*gpioState = gpiod_line_get_value(regularGpio->lineHandle);
}
else {
}
lineHandle = gpioMapIter->second.lineHandle;
*gpioState = gpiod_line_get_value(lineHandle);
return RETURN_OK;
}
ReturnValue_t LinuxLibgpioIF::checkForConflicts(GpioMap mapToAdd){
gpioId_t gpioId;
GpioMapIter mapToAddIter = mapToAdd.begin();
for(; mapToAddIter != mapToAdd.end(); mapToAddIter++){
gpioId = mapToAddIter->first;
gpioMapIter = gpioMap.find(gpioId);
if(gpioMapIter != mapToAdd.end()){
/* An entry for this GPIO already exists. Check if configuration
* of direction is equivalent */
if (mapToAddIter->second.direction != gpioMapIter->second.direction){
sif::error << "LinuxLibgpioIF::checkForConflicts: Detected conflict "
<< "for GPIO " << mapToAddIter->first << std::endl;
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::GPIOD_REGULAR): {
auto regularGpio = dynamic_cast<GpiodRegular*>(gpioConfig.second);
if(regularGpio == nullptr) {
return GPIO_TYPE_FAILURE;
}
/* Remove element from map to add because a entry for this GPIO
* already exists */
mapToAdd.erase(mapToAddIter);
/* Check for conflicts and remove duplicates if necessary */
result = checkForConflictsRegularGpio(gpioConfig.first, regularGpio, mapToAdd);
if(result != HasReturnvaluesIF::RETURN_OK) {
status = result;
}
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 = checkForConflictsCallbackGpio(gpioConfig.first, callbackGpio, mapToAdd);
if(result != HasReturnvaluesIF::RETURN_OK) {
status = result;
}
break;
}
default: {
}
}
}
return RETURN_OK;
return status;
}
ReturnValue_t LinuxLibgpioIF::checkForConflictsRegularGpio(gpioId_t gpioIdToCheck,
GpiodRegular* gpioToCheck, GpioMap& mapToAdd) {
/* Cross check with private map */
gpioMapIter = gpioMap.find(gpioIdToCheck);
if(gpioMapIter != gpioMap.end()) {
if(gpioMapIter->second->gpioType != gpio::GpioTypes::GPIOD_REGULAR) {
sif::warning << "LinuxLibgpioIF::checkForConflicts: ID already exists for different "
"GPIO type" << gpioIdToCheck << ". Removing duplicate." << std::endl;
mapToAdd.erase(gpioIdToCheck);
return HasReturnvaluesIF::RETURN_OK;
}
auto ownRegularGpio = dynamic_cast<GpiodRegular*>(gpioMapIter->second);
if(ownRegularGpio == nullptr) {
return GPIO_TYPE_FAILURE;
}
/* Remove element from map to add because a entry for this GPIO
already exists */
sif::warning << "LinuxLibgpioIF::checkForConflictsRegularGpio: Duplicate GPIO definition"
<< " detected. Duplicate will be removed from map to add." << std::endl;
mapToAdd.erase(gpioIdToCheck);
}
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t LinuxLibgpioIF::checkForConflictsCallbackGpio(gpioId_t gpioIdToCheck,
GpioCallback *callbackGpio, GpioMap& mapToAdd) {
/* Cross check with private map */
gpioMapIter = gpioMap.find(gpioIdToCheck);
if(gpioMapIter != gpioMap.end()) {
if(gpioMapIter->second->gpioType != gpio::GpioTypes::CALLBACK) {
sif::warning << "LinuxLibgpioIF::checkForConflicts: ID already exists for different "
"GPIO type" << gpioIdToCheck << ". Removing duplicate." << std::endl;
mapToAdd.erase(gpioIdToCheck);
return HasReturnvaluesIF::RETURN_OK;
}
/* Remove element from map to add because a entry for this GPIO
already exists */
sif::warning << "LinuxLibgpioIF::checkForConflictsRegularGpio: Duplicate GPIO definition"
<< " detected. Duplicate will be removed from map to add." << std::endl;
mapToAdd.erase(gpioIdToCheck);
}
return HasReturnvaluesIF::RETURN_OK;
}

289
linux/i2c/I2cComIF.cpp
View File

@ -1,12 +1,13 @@
#include "I2cComIF.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 <string.h>
#include <linux/utility/Utility.h>
#include <cstring>
I2cComIF::I2cComIF(object_id_t objectId): SystemObject(objectId){
@ -14,186 +15,182 @@ I2cComIF::I2cComIF(object_id_t objectId): SystemObject(objectId){
I2cComIF::~I2cComIF() {}
ReturnValue_t I2cComIF::initializeInterface(CookieIF * cookie) {
ReturnValue_t I2cComIF::initializeInterface(CookieIF* cookie) {
address_t i2cAddress;
std::string deviceFile;
address_t i2cAddress;
std::string deviceFile;
if(cookie == nullptr) {
return NULLPOINTER;
}
I2cCookie* i2cCookie = dynamic_cast<I2cCookie*>(cookie);
if(i2cCookie == nullptr) {
sif::error << "I2cComIF: Invalid I2C Cookie!"
<< std::endl;
return NULLPOINTER;
}
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();
i2cAddress = i2cCookie->getAddress();
i2cDeviceMapIter = i2cDeviceMap.find(i2cAddress);
if(i2cDeviceMapIter == i2cDeviceMap.end()) {
size_t maxReplyLen = i2cCookie->getMaxReplyLen();
I2cInstance_t i2cInstance = {std::vector<uint8_t>(maxReplyLen), 0};
std::pair status = i2cDeviceMap.emplace(i2cAddress, i2cInstance);
if (status.second == false) {
sif::error << "I2cComIF::initializeInterface: Failed to insert "
<< "device with address " << i2cAddress << "to I2C device "
<< "map" << std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
}
else {
sif::error << "I2cComIF: Device with address " << i2cAddress
<< "already in use" << std::endl;
}
i2cDeviceMapIter = i2cDeviceMap.find(i2cAddress);
if(i2cDeviceMapIter == i2cDeviceMap.end()) {
size_t maxReplyLen = i2cCookie->getMaxReplyLen();
I2cInstance_t 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;
}
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;
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(sendData == nullptr) {
sif::error << "I2cComIF::sendMessage: Send Data is nullptr"
<< std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
if(sendLen == 0) {
return HasReturnvaluesIF::RETURN_OK;
}
if(sendLen == 0) {
return HasReturnvaluesIF::RETURN_OK;
}
I2cCookie* i2cCookie = dynamic_cast<I2cCookie*>(cookie);
if(i2cCookie == nullptr) {
sif::error << "I2cComIF::sendMessasge: Invalid I2C Cookie!"
<< std::endl;
return NULLPOINTER;
}
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;
}
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();
result = openDevice(deviceFile, i2cAddress, &fd);
if (result != HasReturnvaluesIF::RETURN_OK){
return result;
}
deviceFile = i2cCookie->getDeviceFile();
utility::UnixFileHelper 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;
close(fd);
return HasReturnvaluesIF::RETURN_FAILED;
}
close(fd);
return HasReturnvaluesIF::RETURN_OK;
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;
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t I2cComIF::requestReceiveMessage(CookieIF *cookie,
size_t requestLen) {
size_t requestLen) {
ReturnValue_t result;
int fd;
std::string deviceFile;
ReturnValue_t result;
int fd;
std::string deviceFile;
if (requestLen == 0) {
return HasReturnvaluesIF::RETURN_OK;
}
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;
}
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;
}
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();
utility::UnixFileHelper 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;
}
deviceFile = i2cCookie->getDeviceFile();
result = openDevice(deviceFile, i2cAddress, &fd);
if (result != HasReturnvaluesIF::RETURN_OK){
i2cDeviceMapIter->second.replyLen = 0;
return result;
}
uint8_t* replyBuffer = i2cDeviceMapIter->second.replyBuffer.data();
uint8_t* replyBuffer = i2cDeviceMapIter->second.replyBuffer.data();
if (read(fd, replyBuffer, requestLen) != static_cast<int>(requestLen)) {
sif::error << "I2cComIF::requestReceiveMessage: Reading from I2C "
<< "device failed with error code " << errno <<". Description"
<< " of error: " << strerror(errno) << std::endl;
i2cDeviceMapIter->second.replyLen = 0;
return HasReturnvaluesIF::RETURN_FAILED;
}
if (read(fd, replyBuffer, requestLen) != (int)requestLen) {
sif::error << "I2cComIF::requestReceiveMessage: Reading from I2C "
<< "device failed with error code " << errno <<". Description"
<< " of error: " << strerror(errno) << std::endl;
close(fd);
i2cDeviceMapIter->second.replyLen = 0;
return HasReturnvaluesIF::RETURN_FAILED;
}
i2cDeviceMapIter->second.replyLen = requestLen;
close(fd);
return HasReturnvaluesIF::RETURN_OK;
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) {
sif::error << "I2cComIF::readReceivedMessage: Invalid I2C Cookie!"
<< std::endl;
return NULLPOINTER;
}
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;
}
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;
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;
return HasReturnvaluesIF::RETURN_OK;
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t I2cComIF::openDevice(std::string deviceFile,
address_t i2cAddress, int* fileDescriptor) {
*fileDescriptor = open(deviceFile.c_str(), O_RDWR);
if (*fileDescriptor < 0) {
sif::error << "I2cComIF: Opening i2c device failed with error code "
<< errno << ". Error description: " << strerror(errno)
<< std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
address_t i2cAddress, int* fileDescriptor) {
if (ioctl(*fileDescriptor, I2C_SLAVE, i2cAddress) < 0) {
sif::error << "I2cComIF: Specifying target device failed with error "
<< "code " << errno << ". Error description "
<< strerror(errno) << std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
return HasReturnvaluesIF::RETURN_OK;
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;
#else
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;
}

6
linux/i2c/I2cCookie.h
View File

@ -1,5 +1,5 @@
#ifndef SAM9G20_COMIF_COOKIES_I2C_COOKIE_H_
#define SAM9G20_COMIF_COOKIES_I2C_COOKIE_H_
#ifndef LINUX_I2C_I2CCOOKIE_H_
#define LINUX_I2C_I2CCOOKIE_H_
#include <fsfw/devicehandlers/CookieIF.h>
#include <string>
@ -35,4 +35,4 @@ private:
std::string deviceFile;
};
#endif
#endif /* LINUX_I2C_I2CCOOKIE_H_ */