eive/eive-obsw
eive/eive-obsw
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fixed merge conflicts

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This commit is contained in:
Jakob Meier 2021-04-26 17:50:36 +02:00
commit ac0cd39f86
17 changed files with 929 additions and 23 deletions
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21
README.md
View File

@ -277,7 +277,7 @@ Copying a file from Q7S to flatsat PC
scp -P 22 root@192.168.133.10:/tmp/kernel-config /tmp scp -P 22 root@192.168.133.10:/tmp/kernel-config /tmp
```` ````
From a windows machine files can be copied with putty tools From a windows machine files can be copied with putty tools (note: use IPv4 address)
```` ````
pscp -scp -P 22 eive@192.168.199.227:</directory-to-example-file/>/example-file </windows-machine-path/> pscp -scp -P 22 eive@192.168.199.227:</directory-to-example-file/>/example-file </windows-machine-path/>
```` ````
@ -580,3 +580,22 @@ When using Eclipse, there are two special build variables in the project propert
&rarr; C/C++ Build &rarr; Build Variables called `Q7S_SYSROOT` or `RPI_SYSROOT`. You can set &rarr; C/C++ Build &rarr; Build Variables called `Q7S_SYSROOT` or `RPI_SYSROOT`. You can set
the sysroot path in those variables to get any additional includes like `gpiod.h` in the the sysroot path in those variables to get any additional includes like `gpiod.h` in the
Eclipse indexer. Eclipse indexer.
## Xilinx UARTLIE
Get info about ttyUL* devices
````
cat /proc/tty/driver
````
## I2C
Getting information about I2C device
````
ls /sys/class/i2c-dev/i2c-0/device/device/driver
````
This shows the memory mapping of /dev/i2c-0
## Useful Q7S Linux Commands
Rebooting currently running image:
````
xsc_boot_copy -r
````

19
bsp_q7s/InitMission.cpp
View File

@ -135,6 +135,8 @@ void initmission::initTasks() {
initmission::printAddObjectError("PUS_17", objects::PUS_SERVICE_17_TEST); initmission::printAddObjectError("PUS_17", objects::PUS_SERVICE_17_TEST);
} }
#if TE0720 == 0
//TODO: Add handling of missed deadlines //TODO: Add handling of missed deadlines
/* Polling Sequence Table Default */ /* Polling Sequence Table Default */
#if Q7S_ADD_SPI_TEST == 0 #if Q7S_ADD_SPI_TEST == 0
@ -147,7 +149,6 @@ void initmission::initTasks() {
} }
#endif #endif
#if TE0720 == 0
FixedTimeslotTaskIF* gomSpacePstTask = factory-> FixedTimeslotTaskIF* gomSpacePstTask = factory->
createFixedTimeslotTask("GS_PST_TASK", 50, createFixedTimeslotTask("GS_PST_TASK", 50,
PeriodicTaskIF::MINIMUM_STACK_SIZE*8, 3.0, missedDeadlineFunc); PeriodicTaskIF::MINIMUM_STACK_SIZE*8, 3.0, missedDeadlineFunc);
@ -155,6 +156,15 @@ void initmission::initTasks() {
if(result != HasReturnvaluesIF::RETURN_OK) { if(result != HasReturnvaluesIF::RETURN_OK) {
sif::error << "InitMission::initTasks: GomSpace PST initialization failed!" << std::endl; sif::error << "InitMission::initTasks: GomSpace PST initialization failed!" << std::endl;
} }
#else
FixedTimeslotTaskIF * pollingSequenceTableTE0720 = factory->createFixedTimeslotTask(
"PST_TASK_TE0720", 50, PeriodicTaskIF::MINIMUM_STACK_SIZE * 4, 3.0,
missedDeadlineFunc);
result = pst::pollingSequenceTE0720(pollingSequenceTableTE0720);
if (result != HasReturnvaluesIF::RETURN_OK) {
sif::error << "InitMission::initTasks: Creating TE0720 PST failed!" << std::endl;
}
#endif #endif
#if OBSW_ADD_TEST_CODE == 1 #if OBSW_ADD_TEST_CODE == 1
@ -184,12 +194,11 @@ void initmission::initTasks() {
udpBridgeTask->startTask(); udpBridgeTask->startTask();
udpPollingTask->startTask(); udpPollingTask->startTask();
#if TE0720 == 0 #if TE0720 == 0 && Q7S_ADD_SPI_TEST == 0
gomSpacePstTask->startTask(); gomSpacePstTask->startTask();
#endif
#if Q7S_ADD_SPI_TEST == 0
pollingSequenceTableTaskDefault->startTask(); pollingSequenceTableTaskDefault->startTask();
#elif TE0720 == 1 && Q7S_ADD_SPI_TEST == 0
pollingSequenceTableTE0720->startTask();
#endif #endif
pusVerification->startTask(); pusVerification->startTask();

35
bsp_q7s/ObjectFactory.cpp
View File

@ -25,9 +25,11 @@
#include <mission/devices/MGMHandlerLIS3MDL.h> #include <mission/devices/MGMHandlerLIS3MDL.h>
#include <mission/devices/MGMHandlerRM3100.h> #include <mission/devices/MGMHandlerRM3100.h>
#include <mission/devices/GyroL3GD20Handler.h> #include <mission/devices/GyroL3GD20Handler.h>
#include <mission/devices/PlocHandler.h>
#include <mission/devices/devicedefinitions/GomspaceDefinitions.h> #include <mission/devices/devicedefinitions/GomspaceDefinitions.h>
#include <mission/devices/devicedefinitions/SyrlinksDefinitions.h> #include <mission/devices/devicedefinitions/SyrlinksDefinitions.h>
#include <mission/devices/devicedefinitions/PlocDefinitions.h>
#include <mission/utility/TmFunnel.h> #include <mission/utility/TmFunnel.h>
#include <linux/csp/CspCookie.h> #include <linux/csp/CspCookie.h>
@ -406,17 +408,23 @@ void ObjectFactory::produce(){
#endif /* Q7S_ADD_RTS_DEVICES == 1 */ #endif /* Q7S_ADD_RTS_DEVICES == 1 */
I2cCookie* imtqI2cCookie = new I2cCookie(addresses::IMTQ, IMTQ::MAX_REPLY_SIZE,
std::string("/dev/i2c-0"));
IMTQHandler* imtqHandler = new IMTQHandler(objects::IMTQ_HANDLER, objects::I2C_COM_IF, imtqI2cCookie);
imtqHandler->setStartUpImmediately();
UartCookie* plocUartCookie = new UartCookie(std::string("/dev/ttyUL3"), 115200,
PLOC::MAX_REPLY_SIZE);
PlocHandler* plocHandler = new PlocHandler(objects::PLOC_HANDLER, objects::UART_COM_IF,
plocUartCookie);
plocHandler->setStartUpImmediately();
#endif /* TE0720 == 0 */ #endif /* TE0720 == 0 */
new UdpTmTcBridge(objects::UDP_BRIDGE, objects::CCSDS_PACKET_DISTRIBUTOR, objects::TM_STORE, new UdpTmTcBridge(objects::UDP_BRIDGE, objects::CCSDS_PACKET_DISTRIBUTOR, objects::TM_STORE,
objects::TC_STORE); objects::TC_STORE);
new UdpTcPollingTask(objects::UDP_POLLING_TASK, objects::UDP_BRIDGE); new UdpTcPollingTask(objects::UDP_POLLING_TASK, objects::UDP_BRIDGE);
I2cCookie* imtqI2cCookie = new I2cCookie(addresses::IMTQ, IMTQ::MAX_REPLY_SIZE,
std::string("/dev/i2c-0"));
IMTQHandler* imtqHandler = new IMTQHandler(objects::IMTQ_HANDLER, objects::I2C_COM_IF, imtqI2cCookie);
imtqHandler->setStartUpImmediately();
#if TE0720 == 1 && TEST_LIBGPIOD == 1 #if TE0720 == 1 && TEST_LIBGPIOD == 1
/* Configure MIO0 as input */ /* Configure MIO0 as input */
GpiodRegular gpioConfigMio0(std::string("gpiochip0"), 0, GpiodRegular gpioConfigMio0(std::string("gpiochip0"), 0,
@ -426,11 +434,18 @@ void ObjectFactory::produce(){
new LibgpiodTest(objects::LIBGPIOD_TEST, objects::GPIO_IF, gpioCookie); new LibgpiodTest(objects::LIBGPIOD_TEST, objects::GPIO_IF, gpioCookie);
#elif TE0720 == 1 #elif TE0720 == 1
/* Configuration for MIO0 on TE0720-03-1CFA */ /* Configuration for MIO0 on TE0720-03-1CFA */
GpiodRegular gpioConfigForDummyHeater(std::string("gpiochip0"), 0, GpiodRegular* heaterGpio = new GpiodRegular(std::string("gpiochip0"), 0, std::string("MIO0"), gpio::IN, 0);
std::string("Heater0"), gpio::OUT, 0); GpioCookie* gpioCookie = new GpioCookie;
heaterGpiosCookie->addGpio(gpioIds::HEATER_0, gpioConfigForDummyHeater); gpioCookie->addGpio(gpioIds::HEATER_0, heaterGpio);
new HeaterHandler(objects::HEATER_HANDLER, objects::GPIO_IF, heaterGpiosCookie, new HeaterHandler(objects::HEATER_HANDLER, objects::GPIO_IF, gpioCookie, objects::PCDU_HANDLER,
objects::PCDU_HANDLER, pcduSwitches::TCS_BOARD_8V_HEATER_IN); pcduSwitches::TCS_BOARD_8V_HEATER_IN);
UartCookie* plocUartCookie = new UartCookie(std::string("/dev/ttyPS1"), 115200,
PLOC::MAX_REPLY_SIZE);
/* Testing PlocHandler on TE0720-03-1CFA */
PlocHandler* plocHandler = new PlocHandler(objects::PLOC_HANDLER, objects::UART_COM_IF,
plocUartCookie);
plocHandler->setStartUpImmediately();
#endif #endif
#if Q7S_ADD_SPI_TEST == 1 #if Q7S_ADD_SPI_TEST == 1

5
bsp_q7s/devices/HeaterHandler.cpp
View File

@ -58,8 +58,9 @@ ReturnValue_t HeaterHandler::initialize() {
if(mainLineSwitcherObjectId != objects::NO_OBJECT) { if(mainLineSwitcherObjectId != objects::NO_OBJECT) {
mainLineSwitcher = objectManager->get<PowerSwitchIF>(mainLineSwitcherObjectId); mainLineSwitcher = objectManager->get<PowerSwitchIF>(mainLineSwitcherObjectId);
if (mainLineSwitcher == nullptr) { if (mainLineSwitcher == nullptr) {
sif::error << "HeaterHandler::initialize: Main line switcher failed to fetch object" sif::error
<< "from object ID." << std::endl; << "HeaterHandler::initialize: Failed to get main line switcher. Make sure "
<< "main line switcher object is initialized." << std::endl;
return ObjectManagerIF::CHILD_INIT_FAILED; return ObjectManagerIF::CHILD_INIT_FAILED;
} }
} }

3
fsfwconfig/events/subsystemIdRanges.h
View File

@ -21,7 +21,8 @@ enum: uint8_t {
MGM_RM3100, MGM_RM3100,
PCDU_HANDLER, PCDU_HANDLER,
HEATER_HANDLER, HEATER_HANDLER,
SA_DEPL_HANDLER SA_DEPL_HANDLER,
PLOC_HANDLER
}; };
} }

1
fsfwconfig/objects/systemObjectList.h
View File

@ -52,6 +52,7 @@ namespace objects {
GYRO_2_L3G_HANDLER = 0x44000013, GYRO_2_L3G_HANDLER = 0x44000013,
IMTQ_HANDLER = 0x44000014, IMTQ_HANDLER = 0x44000014,
PLOC_HANDLER = 0x44000015,
/* Custom device handler */ /* Custom device handler */
PCDU_HANDLER = 0x44001000, PCDU_HANDLER = 0x44001000,

29
fsfwconfig/pollingsequence/pollingSequenceFactory.cpp
View File

@ -5,13 +5,13 @@
#include <fsfw/devicehandlers/DeviceHandlerIF.h> #include <fsfw/devicehandlers/DeviceHandlerIF.h>
#include <fsfw/tasks/FixedTimeslotTaskIF.h> #include <fsfw/tasks/FixedTimeslotTaskIF.h>
#include <fsfwconfig/objects/systemObjectList.h> #include <fsfwconfig/objects/systemObjectList.h>
#include <fsfwconfig/OBSWConfig.h>
ReturnValue_t pst::pollingSequenceInitDefault(FixedTimeslotTaskIF *thisSequence) ReturnValue_t pst::pollingSequenceInitDefault(FixedTimeslotTaskIF *thisSequence)
{ {
/* Length of a communication cycle */ /* Length of a communication cycle */
uint32_t length = thisSequence->getPeriodMs(); uint32_t length = thisSequence->getPeriodMs();
thisSequence->addSlot(objects::TMP1075_HANDLER_1, length * 0, thisSequence->addSlot(objects::TMP1075_HANDLER_1, length * 0,
DeviceHandlerIF::PERFORM_OPERATION); DeviceHandlerIF::PERFORM_OPERATION);
thisSequence->addSlot(objects::TMP1075_HANDLER_2, length * 0, thisSequence->addSlot(objects::TMP1075_HANDLER_2, length * 0,
@ -40,6 +40,7 @@ ReturnValue_t pst::pollingSequenceInitDefault(FixedTimeslotTaskIF *thisSequence)
#endif /* Q7S_ADD_RTD_DEVICES */ #endif /* Q7S_ADD_RTD_DEVICES */
thisSequence->addSlot(objects::IMTQ_HANDLER, length * 0, DeviceHandlerIF::PERFORM_OPERATION); thisSequence->addSlot(objects::IMTQ_HANDLER, length * 0, DeviceHandlerIF::PERFORM_OPERATION);
thisSequence->addSlot(objects::PLOC_HANDLER, length * 0, DeviceHandlerIF::PERFORM_OPERATION);
thisSequence->addSlot(objects::TMP1075_HANDLER_1, length * 0.2, DeviceHandlerIF::SEND_WRITE); thisSequence->addSlot(objects::TMP1075_HANDLER_1, length * 0.2, DeviceHandlerIF::SEND_WRITE);
thisSequence->addSlot(objects::TMP1075_HANDLER_2, length * 0.2, DeviceHandlerIF::SEND_WRITE); thisSequence->addSlot(objects::TMP1075_HANDLER_2, length * 0.2, DeviceHandlerIF::SEND_WRITE);
@ -64,6 +65,7 @@ ReturnValue_t pst::pollingSequenceInitDefault(FixedTimeslotTaskIF *thisSequence)
#endif /* Q7S_ADD_RTD_DEVICES */ #endif /* Q7S_ADD_RTD_DEVICES */
thisSequence->addSlot(objects::IMTQ_HANDLER, length * 0.2, DeviceHandlerIF::SEND_WRITE); thisSequence->addSlot(objects::IMTQ_HANDLER, length * 0.2, DeviceHandlerIF::SEND_WRITE);
thisSequence->addSlot(objects::PLOC_HANDLER, length * 0.2, DeviceHandlerIF::SEND_WRITE);
thisSequence->addSlot(objects::TMP1075_HANDLER_1, length * 0.4, DeviceHandlerIF::GET_WRITE); thisSequence->addSlot(objects::TMP1075_HANDLER_1, length * 0.4, DeviceHandlerIF::GET_WRITE);
thisSequence->addSlot(objects::TMP1075_HANDLER_2, length * 0.4, DeviceHandlerIF::GET_WRITE); thisSequence->addSlot(objects::TMP1075_HANDLER_2, length * 0.4, DeviceHandlerIF::GET_WRITE);
@ -88,6 +90,7 @@ ReturnValue_t pst::pollingSequenceInitDefault(FixedTimeslotTaskIF *thisSequence)
#endif /* Q7S_ADD_RTD_DEVICES */ #endif /* Q7S_ADD_RTD_DEVICES */
thisSequence->addSlot(objects::IMTQ_HANDLER, length * 0.4, DeviceHandlerIF::GET_WRITE); thisSequence->addSlot(objects::IMTQ_HANDLER, length * 0.4, DeviceHandlerIF::GET_WRITE);
thisSequence->addSlot(objects::PLOC_HANDLER, length * 0.4, DeviceHandlerIF::GET_WRITE);
thisSequence->addSlot(objects::TMP1075_HANDLER_1, length * 0.6, DeviceHandlerIF::SEND_READ); thisSequence->addSlot(objects::TMP1075_HANDLER_1, length * 0.6, DeviceHandlerIF::SEND_READ);
thisSequence->addSlot(objects::TMP1075_HANDLER_2, length * 0.6, DeviceHandlerIF::SEND_READ); thisSequence->addSlot(objects::TMP1075_HANDLER_2, length * 0.6, DeviceHandlerIF::SEND_READ);
@ -112,6 +115,7 @@ ReturnValue_t pst::pollingSequenceInitDefault(FixedTimeslotTaskIF *thisSequence)
#endif /* Q7S_ADD_RTD_DEVICES */ #endif /* Q7S_ADD_RTD_DEVICES */
thisSequence->addSlot(objects::IMTQ_HANDLER, length * 0.6, DeviceHandlerIF::SEND_READ); thisSequence->addSlot(objects::IMTQ_HANDLER, length * 0.6, DeviceHandlerIF::SEND_READ);
thisSequence->addSlot(objects::PLOC_HANDLER, length * 0.6, DeviceHandlerIF::SEND_READ);
thisSequence->addSlot(objects::TMP1075_HANDLER_1, length * 0.8, DeviceHandlerIF::GET_READ); thisSequence->addSlot(objects::TMP1075_HANDLER_1, length * 0.8, DeviceHandlerIF::GET_READ);
thisSequence->addSlot(objects::TMP1075_HANDLER_2, length * 0.8, DeviceHandlerIF::GET_READ); thisSequence->addSlot(objects::TMP1075_HANDLER_2, length * 0.8, DeviceHandlerIF::GET_READ);
@ -136,6 +140,7 @@ ReturnValue_t pst::pollingSequenceInitDefault(FixedTimeslotTaskIF *thisSequence)
#endif /* Q7S_ADD_RTD_DEVICES */ #endif /* Q7S_ADD_RTD_DEVICES */
thisSequence->addSlot(objects::IMTQ_HANDLER, length * 0.8, DeviceHandlerIF::GET_READ); thisSequence->addSlot(objects::IMTQ_HANDLER, length * 0.8, DeviceHandlerIF::GET_READ);
thisSequence->addSlot(objects::PLOC_HANDLER, length * 0.8, DeviceHandlerIF::GET_READ);
if (thisSequence->checkSequence() == HasReturnvaluesIF::RETURN_OK) { if (thisSequence->checkSequence() == HasReturnvaluesIF::RETURN_OK) {
return HasReturnvaluesIF::RETURN_OK; return HasReturnvaluesIF::RETURN_OK;
@ -290,3 +295,25 @@ ReturnValue_t pst::pollingSequenceAcsTest(FixedTimeslotTaskIF *thisSequence) {
} }
return HasReturnvaluesIF::RETURN_OK; return HasReturnvaluesIF::RETURN_OK;
} }
ReturnValue_t pst::pollingSequenceTE0720(FixedTimeslotTaskIF *thisSequence) {
uint32_t length = thisSequence->getPeriodMs();
thisSequence->addSlot(objects::PLOC_HANDLER, length * 0,
DeviceHandlerIF::PERFORM_OPERATION);
thisSequence->addSlot(objects::PLOC_HANDLER, length * 0.2,
DeviceHandlerIF::SEND_WRITE);
thisSequence->addSlot(objects::PLOC_HANDLER, length * 0.4,
DeviceHandlerIF::GET_WRITE);
thisSequence->addSlot(objects::PLOC_HANDLER, length * 0.6,
DeviceHandlerIF::SEND_READ);
thisSequence->addSlot(objects::PLOC_HANDLER, length * 0.8,
DeviceHandlerIF::GET_READ);
if (thisSequence->checkSequence() != HasReturnvaluesIF::RETURN_OK) {
sif::error << "Initialization of TE0720 PST failed" << std::endl;
return HasReturnvaluesIF::RETURN_FAILED;
}
return HasReturnvaluesIF::RETURN_OK;
}

5
fsfwconfig/pollingsequence/pollingSequenceFactory.h
View File

@ -35,6 +35,11 @@ ReturnValue_t pollingSequenceInitDefault(FixedTimeslotTaskIF *thisSequence);
ReturnValue_t gomspacePstInit(FixedTimeslotTaskIF *thisSequence); ReturnValue_t gomspacePstInit(FixedTimeslotTaskIF *thisSequence);
ReturnValue_t pollingSequenceAcsTest(FixedTimeslotTaskIF* thisSequence); ReturnValue_t pollingSequenceAcsTest(FixedTimeslotTaskIF* thisSequence);
/**
* @brief This polling sequence will be created when the software is compiled for the TE0720.
*/
ReturnValue_t pollingSequenceTE0720(FixedTimeslotTaskIF* thisSequence);
} }

1
fsfwconfig/returnvalues/classIds.h
View File

@ -20,6 +20,7 @@ enum {
SA_DEPL_HANDLER, SA_DEPL_HANDLER,
SYRLINKS_HANDLER, SYRLINKS_HANDLER,
IMTQ_HANDLER, IMTQ_HANDLER,
PLOC_HANDLER
}; };
} }

3
linux/uart/UartComIF.cpp
View File

@ -363,6 +363,9 @@ ReturnValue_t UartComIF::readReceivedMessage(CookieIF *cookie,
*buffer = uartDeviceMapIter->second.replyBuffer.data(); *buffer = uartDeviceMapIter->second.replyBuffer.data();
*size = uartDeviceMapIter->second.replyLen; *size = uartDeviceMapIter->second.replyLen;
/* Length is reset to 0 to prevent reading the same data twice */
uartDeviceMapIter->second.replyLen = 0;
return RETURN_OK; return RETURN_OK;
} }

1
mission/devices/CMakeLists.txt
View File

@ -13,6 +13,7 @@ target_sources(${TARGET_NAME} PUBLIC
SyrlinksHkHandler.cpp SyrlinksHkHandler.cpp
Max31865PT1000Handler.cpp Max31865PT1000Handler.cpp
IMTQHandler.cpp IMTQHandler.cpp
PlocHandler.cpp
) )

2
mission/devices/IMTQHandler.cpp
View File

@ -21,7 +21,7 @@ void IMTQHandler::doStartUp(){
if(mode == _MODE_START_UP){ if(mode == _MODE_START_UP){
//TODO: Set to MODE_ON again //TODO: Set to MODE_ON again
setMode(MODE_NORMAL); setMode(MODE_NORMAL);
communicationStep = CommunicationStep::SELT_TEST; communicationStep = CommunicationStep::SELF_TEST;
} }
} }

476
mission/devices/PlocHandler.cpp Normal file
View File

@ -0,0 +1,476 @@
#include "PlocHandler.h"
#include <fsfwconfig/OBSWConfig.h>
#include <fsfw/globalfunctions/CRC.h>
#include <fsfw/datapool/PoolReadGuard.h>
#include <fsfwconfig/OBSWConfig.h>
PlocHandler::PlocHandler(object_id_t objectId, object_id_t comIF, CookieIF * comCookie) :
DeviceHandlerBase(objectId, comIF, comCookie) {
if (comCookie == NULL) {
sif::error << "PlocHandler: Invalid com cookie" << std::endl;
}
}
PlocHandler::~PlocHandler() {
}
void PlocHandler::doStartUp(){
if(mode == _MODE_START_UP){
setMode(MODE_ON);
}
}
void PlocHandler::doShutDown(){
}
ReturnValue_t PlocHandler::buildNormalDeviceCommand(
DeviceCommandId_t * id) {
return RETURN_OK;
}
ReturnValue_t PlocHandler::buildTransitionDeviceCommand(
DeviceCommandId_t * id){
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t PlocHandler::buildCommandFromCommand(
DeviceCommandId_t deviceCommand, const uint8_t * commandData,
size_t commandDataLen) {
switch(deviceCommand) {
case(PLOC::TC_MEM_WRITE): {
return prepareTcMemWriteCommand(commandData, commandDataLen);
}
case(PLOC::TC_MEM_READ): {
return prepareTcMemReadCommand(commandData, commandDataLen);
}
default:
sif::debug << "PlocHandler::buildCommandFromCommand: Command not implemented" << std::endl;
return DeviceHandlerIF::COMMAND_NOT_IMPLEMENTED;
}
return HasReturnvaluesIF::RETURN_FAILED;
}
void PlocHandler::fillCommandAndReplyMap() {
this->insertInCommandMap(PLOC::TC_MEM_WRITE);
this->insertInCommandMap(PLOC::TC_MEM_READ);
this->insertInReplyMap(PLOC::ACK_REPORT, 1, nullptr, PLOC::SIZE_ACK_REPORT);
this->insertInReplyMap(PLOC::EXE_REPORT, 3, nullptr, PLOC::SIZE_EXE_REPORT);
this->insertInReplyMap(PLOC::TM_MEMORY_READ_REPORT, 2, nullptr, PLOC::SIZE_TM_MEM_READ_REPORT);
}
ReturnValue_t PlocHandler::scanForReply(const uint8_t *start,
size_t remainingSize, DeviceCommandId_t *foundId, size_t *foundLen) {
ReturnValue_t result = RETURN_OK;
uint16_t apid = (*(start) << 8 | *(start + 1)) & APID_MASK;
switch(apid) {
case(PLOC::APID_ACK_SUCCESS):
*foundLen = PLOC::SIZE_ACK_REPORT;
*foundId = PLOC::ACK_REPORT;
break;
case(PLOC::APID_ACK_FAILURE):
*foundLen = PLOC::SIZE_ACK_REPORT;
*foundId = PLOC::ACK_REPORT;
break;
case(PLOC::APID_TM_MEMORY_READ_REPORT):
*foundLen = PLOC::SIZE_TM_MEM_READ_REPORT;
*foundId = PLOC::TM_MEMORY_READ_REPORT;
break;
case(PLOC::APID_EXE_SUCCESS):
*foundLen = PLOC::SIZE_EXE_REPORT;
*foundId = PLOC::EXE_REPORT;
break;
case(PLOC::APID_EXE_FAILURE):
*foundLen = PLOC::SIZE_EXE_REPORT;
*foundId = PLOC::EXE_REPORT;
break;
default: {
sif::debug << "PlocHandler::scanForReply: Reply has invalid apid" << std::endl;
*foundLen = remainingSize;
result = INVALID_APID;
break;
}
}
return result;
}
ReturnValue_t PlocHandler::interpretDeviceReply(DeviceCommandId_t id,
const uint8_t *packet) {
ReturnValue_t result = RETURN_OK;
switch (id) {
case PLOC::ACK_REPORT: {
result = handleAckReport(packet);
break;
}
case (PLOC::TM_MEMORY_READ_REPORT): {
result = handleMemoryReadReport(packet);
break;
}
case (PLOC::EXE_REPORT): {
result = handleExecutionReport(packet);
break;
}
default: {
sif::debug << "PlocHandler::interpretDeviceReply: Unknown device reply id" << std::endl;
return DeviceHandlerIF::UNKNOWN_DEVICE_REPLY;
}
}
return result;
}
void PlocHandler::setNormalDatapoolEntriesInvalid(){
}
uint32_t PlocHandler::getTransitionDelayMs(Mode_t modeFrom, Mode_t modeTo){
return 500;
}
ReturnValue_t PlocHandler::initializeLocalDataPool(localpool::DataPool& localDataPoolMap,
LocalDataPoolManager& poolManager) {
return HasReturnvaluesIF::RETURN_OK;
}
void PlocHandler::setModeNormal() {
mode = MODE_NORMAL;
}
ReturnValue_t PlocHandler::prepareTcMemWriteCommand(const uint8_t * commandData,
size_t commandDataLen) {
const uint32_t memoryAddress = *(commandData) << 24 | *(commandData + 1) << 16
| *(commandData + 2) << 8 | *(commandData + 3);
const uint32_t memoryData = *(commandData + 4) << 24 | *(commandData + 5) << 16
| *(commandData + 6) << 8 | *(commandData + 7);
PLOC::TcMemWrite tcMemWrite(memoryAddress, memoryData);
if (tcMemWrite.getFullSize() > PLOC::MAX_COMMAND_SIZE) {
sif::debug << "PlocHandler::prepareTcMemWriteCommand: Command too big" << std::endl;
return RETURN_FAILED;
}
memcpy(commandBuffer, tcMemWrite.getWholeData(), tcMemWrite.getFullSize());
rawPacket = commandBuffer;
rawPacketLen = tcMemWrite.getFullSize();
nextReplyId = PLOC::ACK_REPORT;
return RETURN_OK;
}
ReturnValue_t PlocHandler::prepareTcMemReadCommand(const uint8_t * commandData,
size_t commandDataLen) {
const uint32_t memoryAddress = *(commandData) << 24 | *(commandData + 1) << 16
| *(commandData + 2) << 8 | *(commandData + 3);
PLOC::TcMemRead tcMemRead(memoryAddress);
if (tcMemRead.getFullSize() > PLOC::MAX_COMMAND_SIZE) {
sif::debug << "PlocHandler::prepareTcMemReadCommand: Command too big" << std::endl;
return RETURN_FAILED;
}
memcpy(commandBuffer, tcMemRead.getWholeData(), tcMemRead.getFullSize());
rawPacket = commandBuffer;
rawPacketLen = tcMemRead.getFullSize();
nextReplyId = PLOC::ACK_REPORT;
return RETURN_OK;
}
ReturnValue_t PlocHandler::verifyPacket(const uint8_t* start, size_t foundLen) {
uint16_t receivedCrc = *(start + foundLen - 2) << 8 | *(start + foundLen - 1);
uint16_t recalculatedCrc = CRC::crc16ccitt(start, foundLen - 2, 0);
if (receivedCrc != recalculatedCrc) {
return CRC_FAILURE;
}
return RETURN_OK;
}
ReturnValue_t PlocHandler::handleAckReport(const uint8_t* data) {
ReturnValue_t result = RETURN_OK;
result = verifyPacket(data, PLOC::SIZE_ACK_REPORT);
if(result == CRC_FAILURE) {
sif::error << "PlocHandler::handleAckReport: CRC failure" << std::endl;
nextReplyId = PLOC::NONE;
replyRawReplyIfnotWiretapped(data, PLOC::SIZE_ACK_REPORT);
triggerEvent(CRC_FAILURE_EVENT);
sendFailureReport(PLOC::ACK_REPORT, CRC_FAILURE);
disableAllReplies();
return IGNORE_REPLY_DATA;
}
uint16_t apid = (*(data) << 8 | *(data + 1)) & APID_MASK;
switch(apid) {
case PLOC::APID_ACK_FAILURE: {
//TODO: Interpretation of status field in acknowledgment report
sif::debug << "PlocHandler::handleAckReport: Received Ack failure report" << std::endl;
DeviceCommandId_t commandId = getPendingCommand();
if (commandId != DeviceHandlerIF::NO_COMMAND_ID) {
triggerEvent(ACK_FAILURE, commandId);
}
sendFailureReport(PLOC::ACK_REPORT, RECEIVED_ACK_FAILURE);
disableAllReplies();
nextReplyId = PLOC::NONE;
result = IGNORE_REPLY_DATA;
break;
}
case PLOC::APID_ACK_SUCCESS: {
setNextReplyId();
break;
}
default: {
sif::debug << "PlocHandler::handleAckReport: Invalid APID in Ack report" << std::endl;
result = RETURN_FAILED;
break;
}
}
return result;
}
ReturnValue_t PlocHandler::handleExecutionReport(const uint8_t* data) {
ReturnValue_t result = RETURN_OK;
result = verifyPacket(data, PLOC::SIZE_EXE_REPORT);
if(result == CRC_FAILURE) {
sif::error << "PlocHandler::handleExecutionReport: CRC failure" << std::endl;
nextReplyId = PLOC::NONE;
return result;
}
uint16_t apid = (*(data) << 8 | *(data + 1)) & APID_MASK;
switch (apid) {
case (PLOC::APID_EXE_SUCCESS): {
break;
}
case (PLOC::APID_EXE_FAILURE): {
//TODO: Interpretation of status field in execution report
sif::error << "PlocHandler::handleExecutionReport: Received execution failure report"
<< std::endl;
DeviceCommandId_t commandId = getPendingCommand();
if (commandId != DeviceHandlerIF::NO_COMMAND_ID) {
triggerEvent(EXE_FAILURE, commandId);
}
else {
sif::debug << "PlocHandler::handleExecutionReport: Unknown command id" << std::endl;
}
sendFailureReport(PLOC::EXE_REPORT, RECEIVED_EXE_FAILURE);
disableExeReportReply();
result = IGNORE_REPLY_DATA;
break;
}
default: {
sif::error << "PlocHandler::handleExecutionReport: Unknown APID" << std::endl;
result = RETURN_FAILED;
break;
}
}
nextReplyId = PLOC::NONE;
return result;
}
ReturnValue_t PlocHandler::handleMemoryReadReport(const uint8_t* data) {
ReturnValue_t result = RETURN_OK;
result = verifyPacket(data, PLOC::SIZE_TM_MEM_READ_REPORT);
if(result == CRC_FAILURE) {
sif::error << "PlocHandler::handleMemoryReadReport: Memory read report has invalid crc"
<< std::endl;
}
/** Send data to commanding queue */
handleDeviceTM(data + PLOC::DATA_FIELD_OFFSET, PLOC::SIZE_MEM_READ_REPORT_DATA,
PLOC::TM_MEMORY_READ_REPORT);
nextReplyId = PLOC::EXE_REPORT;
return result;
}
ReturnValue_t PlocHandler::enableReplyInReplyMap(DeviceCommandMap::iterator command,
uint8_t expectedReplies, bool useAlternateId,
DeviceCommandId_t alternateReplyID) {
ReturnValue_t result = RETURN_OK;
uint8_t enabledReplies = 0;
switch (command->first) {
case PLOC::TC_MEM_WRITE:
enabledReplies = 2;
break;
case PLOC::TC_MEM_READ: {
enabledReplies = 3;
result = DeviceHandlerBase::enableReplyInReplyMap(command, enabledReplies, true,
PLOC::TM_MEMORY_READ_REPORT);
if (result != RETURN_OK) {
sif::debug << "PlocHandler::enableReplyInReplyMap: Reply with id "
<< PLOC::TM_MEMORY_READ_REPORT << " not in replyMap" << std::endl;
}
break;
}
default:
sif::debug << "PlocHandler::enableReplyInReplyMap: Unknown command id" << std::endl;
break;
}
/**
* Every command causes at least one acknowledgment and one execution report. Therefore both
* replies will be enabled here.
*/
result = DeviceHandlerBase::enableReplyInReplyMap(command,
enabledReplies, true, PLOC::ACK_REPORT);
if (result != RETURN_OK) {
sif::debug << "PlocHandler::enableReplyInReplyMap: Reply with id " << PLOC::ACK_REPORT
<< " not in replyMap" << std::endl;
}
result = DeviceHandlerBase::enableReplyInReplyMap(command,
enabledReplies, true, PLOC::EXE_REPORT);
if (result != RETURN_OK) {
sif::debug << "PlocHandler::enableReplyInReplyMap: Reply with id " << PLOC::EXE_REPORT
<< " not in replyMap" << std::endl;
}
return RETURN_OK;
}
void PlocHandler::setNextReplyId() {
switch(getPendingCommand()) {
case PLOC::TC_MEM_READ:
nextReplyId = PLOC::TM_MEMORY_READ_REPORT;
break;
default:
/* If no telemetry is expected the next reply is always the execution report */
nextReplyId = PLOC::EXE_REPORT;
break;
}
}
size_t PlocHandler::getNextReplyLength(DeviceCommandId_t commandId){
size_t replyLen = 0;
if (nextReplyId == PLOC::NONE) {
return replyLen;
}
DeviceReplyIter iter = deviceReplyMap.find(nextReplyId);
if (iter != deviceReplyMap.end()) {
if (iter->second.delayCycles == 0) {
/* Reply inactive */
return replyLen;
}
replyLen = iter->second.replyLen;
}
else {
sif::debug << "PlocHandler::getNextReplyLength: No entry for reply with reply id "
<< std::hex << nextReplyId << " in deviceReplyMap" << std::endl;
}
return replyLen;
}
void PlocHandler::handleDeviceTM(const uint8_t* data, size_t dataSize, DeviceCommandId_t replyId) {
ReturnValue_t result = RETURN_OK;
if (wiretappingMode == RAW) {
/* Data already sent in doGetRead() */
return;
}
DeviceReplyMap::iterator iter = deviceReplyMap.find(replyId);
if (iter == deviceReplyMap.end()) {
sif::debug << "PlocHandler::handleDeviceTM: Unknown reply id" << std::endl;
return;
}
MessageQueueId_t queueId = iter->second.command->second.sendReplyTo;
if (queueId == NO_COMMANDER) {
return;
}
result = actionHelper.reportData(queueId, replyId, data, dataSize);
if (result != RETURN_OK) {
sif::debug << "PlocHandler::handleDeviceTM: Failed to report data" << std::endl;
}
}
void PlocHandler::disableAllReplies() {
DeviceReplyMap::iterator iter;
/* Disable ack reply */
iter = deviceReplyMap.find(PLOC::ACK_REPORT);
DeviceReplyInfo *info = &(iter->second);
info->delayCycles = 0;
info->command = deviceCommandMap.end();
DeviceCommandId_t commandId = getPendingCommand();
/* If the command expects a telemetry packet the appropriate tm reply will be disabled here */
switch (commandId) {
case PLOC::TC_MEM_WRITE:
break;
case PLOC::TC_MEM_READ: {
iter = deviceReplyMap.find(PLOC::TM_MEMORY_READ_REPORT);
info = &(iter->second);
info->delayCycles = 0;
info->command = deviceCommandMap.end();
break;
}
default: {
sif::debug << "PlocHandler::disableAllReplies: Unknown command id" << commandId
<< std::endl;
break;
}
}
/* We must always disable the execution report reply here */
disableExeReportReply();
}
void PlocHandler::sendFailureReport(DeviceCommandId_t replyId, ReturnValue_t status) {
DeviceReplyIter iter = deviceReplyMap.find(replyId);
if (iter == deviceReplyMap.end()) {
sif::debug << "PlocHandler::sendFailureReport: Reply not in reply map" << std::endl;
return;
}
DeviceCommandInfo* info = &(iter->second.command->second);
if (info == nullptr) {
sif::debug << "PlocHandler::sendFailureReport: Reply has no active command" << std::endl;
return;
}
if (info->sendReplyTo != NO_COMMANDER) {
actionHelper.finish(false, info->sendReplyTo, iter->first, status);
}
info->isExecuting = false;
}
void PlocHandler::disableExeReportReply() {
DeviceReplyIter iter = deviceReplyMap.find(PLOC::EXE_REPORT);
DeviceReplyInfo *info = &(iter->second);
info->delayCycles = 0;
info->command = deviceCommandMap.end();
/* Expected replies is set to one here. The value will set to 0 in replyToReply() */
info->command->second.expectedReplies = 0;
}

173
mission/devices/PlocHandler.h Normal file
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@ -0,0 +1,173 @@
#ifndef MISSION_DEVICES_PLOCHANDLER_H_
#define MISSION_DEVICES_PLOCHANDLER_H_
#include <fsfw/devicehandlers/DeviceHandlerBase.h>
#include <mission/devices/devicedefinitions/PlocDefinitions.h>
#include <string.h>
/**
* @brief This is the device handler for the PLOC.
*
* @details The PLOC uses the space packet protocol for communication. On each command the PLOC
* answers at least with one acknowledgment and one execution report.
*
* @author J. Meier
*/
class PlocHandler: public DeviceHandlerBase {
public:
PlocHandler(object_id_t objectId, object_id_t comIF, CookieIF * comCookie);
virtual ~PlocHandler();
/**
* @brief Sets mode to MODE_NORMAL. Can be used for debugging.
*/
void setModeNormal();
protected:
void doStartUp() override;
void doShutDown() override;
ReturnValue_t buildNormalDeviceCommand(DeviceCommandId_t * id) override;
ReturnValue_t buildTransitionDeviceCommand(DeviceCommandId_t * id) override;
void fillCommandAndReplyMap() override;
ReturnValue_t buildCommandFromCommand(DeviceCommandId_t deviceCommand,
const uint8_t * commandData,size_t commandDataLen) override;
ReturnValue_t scanForReply(const uint8_t *start, size_t remainingSize,
DeviceCommandId_t *foundId, size_t *foundLen) override;
ReturnValue_t interpretDeviceReply(DeviceCommandId_t id,
const uint8_t *packet) override;
void setNormalDatapoolEntriesInvalid() override;
uint32_t getTransitionDelayMs(Mode_t modeFrom, Mode_t modeTo) override;
ReturnValue_t initializeLocalDataPool(localpool::DataPool& localDataPoolMap,
LocalDataPoolManager& poolManager) override;
ReturnValue_t enableReplyInReplyMap(DeviceCommandMap::iterator command,
uint8_t expectedReplies = 1, bool useAlternateId = false,
DeviceCommandId_t alternateReplyID = 0) override;
size_t getNextReplyLength(DeviceCommandId_t deviceCommand) override;
private:
static const uint8_t INTERFACE_ID = CLASS_ID::PLOC_HANDLER;
static const ReturnValue_t CRC_FAILURE = MAKE_RETURN_CODE(0xA0); //!> Space Packet received from PLOC has invalid CRC
static const ReturnValue_t RECEIVED_ACK_FAILURE = MAKE_RETURN_CODE(0xA1); //!> Received ACK failure reply from PLOC
static const ReturnValue_t RECEIVED_EXE_FAILURE = MAKE_RETURN_CODE(0xA2); //!> Received execution failure reply from PLOC
static const ReturnValue_t INVALID_APID = MAKE_RETURN_CODE(0xA3); //!> Received space packet with invalid APID from PLOC
static const uint8_t SUBSYSTEM_ID = SUBSYSTEM_ID::PLOC_HANDLER;
static const Event MEMORY_READ_RPT_CRC_FAILURE = MAKE_EVENT(1, severity::LOW); //!> PLOC crc failure in telemetry packet
static const Event ACK_FAILURE = MAKE_EVENT(2, severity::LOW); //!> PLOC receive acknowledgment failure report
static const Event EXE_FAILURE = MAKE_EVENT(3, severity::LOW); //!> PLOC receive execution failure report
static const Event CRC_FAILURE_EVENT = MAKE_EVENT(4, severity::LOW); //!> PLOC reply has invalid crc
static const uint16_t APID_MASK = 0x7FF;
uint8_t commandBuffer[PLOC::MAX_COMMAND_SIZE];
/**
* This variable is used to store the id of the next reply to receive. This is necessary
* because the PLOC sends as reply to each command at least one acknowledgment and execution
* report.
*/
DeviceCommandId_t nextReplyId = PLOC::NONE;
/**
* @brief This function fills the commandBuffer to initiate the write memory command.
*
* @param commandData Pointer to action command data.
* @param commanDataLen Size of command data in bytes.
*
* @return RETURN_OK if successful, else RETURN_FAILURE.
*/
ReturnValue_t prepareTcMemWriteCommand(const uint8_t * commandData, size_t commandDataLen);
/**
* @brief This function fills the commandBuffer to initiate the write reads command.
*
* @param commandData Pointer to action command data.
* @param commanDataLen Size of command data in bytes.
*
* @return RETURN_OK if successful, else RETURN_FAILURE.
*/
ReturnValue_t prepareTcMemReadCommand(const uint8_t * commandData, size_t commandDataLen);
/**
* @brief This function checks the crc of the received PLOC reply.
*
* @param start Pointer to the first byte of the reply.
* @param foundLen Pointer to the length of the whole packet.
*
* @return RETURN_OK if CRC is ok, otherwise CRC_FAILURE.
*/
ReturnValue_t verifyPacket(const uint8_t* start, size_t foundLen);
/**
* @brief This function handles the acknowledgment report.
*
* @param data Pointer to the data holding the acknowledgment report.
*
* @return RETURN_OK if successful, otherwise an error code.
*/
ReturnValue_t handleAckReport(const uint8_t* data);
/**
* @brief This function handles the data of a execution report.
*
* @param data Pointer to the received data packet.
*
* @return RETURN_OK if successful, otherwise an error code.
*/
ReturnValue_t handleExecutionReport(const uint8_t* data);
/**
* @brief This function handles the memory read report.
*
* @param data Pointer to the data buffer holding the memory read report.
*
* @return RETURN_OK if successful, otherwise an error code.
*/
ReturnValue_t handleMemoryReadReport(const uint8_t* data);
/**
* @brief Depending on the current active command, this function sets the reply id of the
* next reply after a successful acknowledgment report has been received. This is
* required by the function getNextReplyLength() to identify the length of the next
* reply to read.
*/
void setNextReplyId();
/**
* @brief This function handles action message replies in case the telemetry has been
* requested by another object.
*
* @param data Pointer to the telemetry data.
* @param dataSize Size of telemetry in bytes.
* @param replyId Id of the reply. This will be added to the ActionMessage.
*/
void handleDeviceTM(const uint8_t* data, size_t dataSize, DeviceCommandId_t replyId);
/**
* @brief In case an acknowledgment failure reply has been received this function disables
* all previously enabled commands and resets the exepected replies variable of an
* active command.
*/
void disableAllReplies();
/**
* @brief This function sends a failure report if the active action was commanded by an other
* object.
*
* @param replyId The id of the reply which signals a failure.
* @param status A status byte which gives information about the failure type.
*/
void sendFailureReport(DeviceCommandId_t replyId, ReturnValue_t status);
/**
* @brief This function disables the execution report reply. Within this function also the
* the variable expectedReplies of an active command will be set to 0.
*/
void disableExeReportReply();
};
#endif /* MISSION_DEVICES_PLOCHANDLER_H_ */

1
mission/devices/devicedefinitions/IMTQHandlerDefinitions.h
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@ -32,6 +32,7 @@ namespace IMTQ {
static const uint8_t MAX_REPLY_SIZE = SIZE_ENG_HK_DATA_REPLY; static const uint8_t MAX_REPLY_SIZE = SIZE_ENG_HK_DATA_REPLY;
static const uint8_t MAX_COMMAND_SIZE = 9; static const uint8_t MAX_COMMAND_SIZE = 9;
/** Define entries in IMTQ specific dataset */
static const uint8_t ENG_HK_SET_POOL_ENTRIES = 11; static const uint8_t ENG_HK_SET_POOL_ENTRIES = 11;
static const uint8_t CAL_MTM_POOL_ENTRIES = 4; static const uint8_t CAL_MTM_POOL_ENTRIES = 4;

173
mission/devices/devicedefinitions/PlocDefinitions.h Normal file
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#ifndef MISSION_DEVICES_DEVICEDEFINITIONS_PLOCDEFINITIONS_H_
#define MISSION_DEVICES_DEVICEDEFINITIONS_PLOCDEFINITIONS_H_
#include <fsfw/tmtcpacket/SpacePacket.h>
#include <fsfw/globalfunctions/CRC.h>
#include <fsfw/serialize/SerializeAdapter.h>
namespace PLOC {
static const DeviceCommandId_t NONE = 0x0;
static const DeviceCommandId_t TC_MEM_WRITE = 0x1;
static const DeviceCommandId_t TC_MEM_READ = 0x2;
static const DeviceCommandId_t ACK_REPORT = 0x3;
static const DeviceCommandId_t EXE_REPORT = 0x5;
static const DeviceCommandId_t TM_MEMORY_READ_REPORT = 0x6;
static const uint16_t SIZE_ACK_REPORT = 14;
static const uint16_t SIZE_EXE_REPORT = 14;
static const uint16_t SIZE_TM_MEM_READ_REPORT = 18;
/**
* SpacePacket apids of PLOC telecommands and telemetry.
*/
static const uint16_t APID_TC_MEM_WRITE = 0x714;
static const uint16_t APID_TC_MEM_READ = 0x715;
static const uint16_t APID_TM_MEMORY_READ_REPORT = 0x404;
static const uint16_t APID_ACK_SUCCESS = 0x400;
static const uint16_t APID_ACK_FAILURE = 0x401;
static const uint16_t APID_EXE_SUCCESS = 0x402;
static const uint16_t APID_EXE_FAILURE = 0x403;
/** Offset from first byte in Space packet to first byte of data field */
static const uint8_t DATA_FIELD_OFFSET = 6;
/**
* The size of payload data which will be forwarded to the requesting object. e.g. PUS Service
* 8.
*/
static const uint8_t SIZE_MEM_READ_REPORT_DATA = 10;
/**
* PLOC space packet length for fixed size packets. This is the size of the whole packet data
* field. For the length field in the space packet this size will be substracted by one.
*/
static const uint16_t LENGTH_TC_MEM_WRITE = 12;
static const uint16_t LENGTH_TC_MEM_READ = 8;
static const size_t MAX_REPLY_SIZE = SIZE_TM_MEM_READ_REPORT;
static const size_t MAX_COMMAND_SIZE = 18;
/**
* @brief This class helps to build the memory read command for the PLOC.
*
* @details The last two bytes of the packet data field contain a CRC calculated over the whole
* space packet. This is the CRC-16-CCITT as specified in
* ECSS-E-ST-70-41C – Telemetry and telecommand packet utilization.
*/
class TcMemRead : public SpacePacket {
public:
/**
* @brief Constructor
*
* @param memAddr The memory address to read from.
*/
TcMemRead(const uint32_t memAddr) :
SpacePacket(LENGTH_TC_MEM_READ - 1, true, APID_TC_MEM_READ) {
fillPacketDataField(&memAddr);
}
private:
/**
* @brief This function builds the packet data field for the mem read command.
*
* @param memAddrPtr Pointer to the memory address to read from.
*/
void fillPacketDataField(const uint32_t* memAddrPtr) {
/* Add memAddr to packet data field */
size_t serializedSize = 0;
uint8_t* memoryAddressPos = this->localData.fields.buffer;
SerializeAdapter::serialize<uint32_t>(memAddrPtr, &memoryAddressPos, &serializedSize,
sizeof(*memAddrPtr), SerializeIF::Endianness::BIG);
/* Add memLen to packet data field */
this->localData.fields.buffer[OFFSET_MEM_LEN_FIELD] = 0;
this->localData.fields.buffer[OFFSET_MEM_LEN_FIELD + 1] = 1;
/* Calculate crc */
uint16_t crc = CRC::crc16ccitt(this->localData.byteStream,
sizeof(CCSDSPrimaryHeader) + LENGTH_TC_MEM_READ - CRC_SIZE, 0);
/* Add crc to packet data field of space packet */
serializedSize = 0;
uint8_t* crcPos = this->localData.fields.buffer + CRC_OFFSET;
SerializeAdapter::serialize<uint16_t>(&crc, &crcPos, &serializedSize,
sizeof(crc), SerializeIF::Endianness::BIG);
memcpy(this->localData.fields.buffer + CRC_OFFSET, &crc, sizeof(crc));
}
static const uint8_t OFFSET_MEM_LEN_FIELD = 4;
static const uint8_t CRC_OFFSET = 6;
};
/**
* @brief This class helps to generate the space packet to write to a memory address within
* the PLOC.
* @details The last two bytes of the packet data field contain a CRC calculated over the whole
* space packet. This is the CRC-16-CCITT as specified in
* ECSS-E-ST-70-41C – Telemetry and telecommand packet utilization.
*/
class TcMemWrite : public SpacePacket {
public:
/**
* @brief Constructor
*
* @param memAddr The PLOC memory address where to write to.
* @param memoryData The data to write to the specified memory address.
*/
TcMemWrite(const uint32_t memAddr, const uint32_t memoryData) :
SpacePacket(LENGTH_TC_MEM_WRITE - 1, true, APID_TC_MEM_WRITE) {
fillPacketDataField(&memAddr, &memoryData);
}
private:
/**
* @brief This function builds the packet data field for the mem write command.
*
* @param memAddrPtr Pointer to the PLOC memory address where to write to.
* @param memoryDataPtr Pointer to the memoryData to write
*/
void fillPacketDataField(const uint32_t* memAddrPtr, const uint32_t* memoryDataPtr) {
/* Add memAddr to packet data field */
size_t serializedSize = 0;
uint8_t* memoryAddressPos = this->localData.fields.buffer;
SerializeAdapter::serialize<uint32_t>(memAddrPtr, &memoryAddressPos, &serializedSize,
sizeof(*memAddrPtr), SerializeIF::Endianness::BIG);
/* Add memLen to packet data field */
this->localData.fields.buffer[OFFSET_MEM_LEN_FIELD] = 0;
this->localData.fields.buffer[OFFSET_MEM_LEN_FIELD + 1] = 1;
/* Add memData to packet data field */
serializedSize = 0;
uint8_t* memoryDataPos = this->localData.fields.buffer + OFFSET_MEM_DATA_FIELD;
SerializeAdapter::serialize<uint32_t>(memoryDataPtr, &memoryDataPos, &serializedSize,
sizeof(*memoryDataPtr), SerializeIF::Endianness::BIG);
/* Calculate crc */
uint16_t crc = CRC::crc16ccitt(this->localData.byteStream,
sizeof(CCSDSPrimaryHeader) + LENGTH_TC_MEM_WRITE - CRC_SIZE, 0);
serializedSize = 0;
uint8_t* crcPos = this->localData.fields.buffer + CRC_OFFSET;
/* Add crc to packet data field of space packet */
SerializeAdapter::serialize<uint16_t>(&crc, &crcPos, &serializedSize,
sizeof(crc), SerializeIF::Endianness::BIG);
memcpy(this->localData.fields.buffer + CRC_OFFSET, &crc, sizeof(crc));
}
/** Offsets from base address of packet data field */
static const uint8_t OFFSET_MEM_LEN_FIELD = 4;
static const uint8_t OFFSET_MEM_DATA_FIELD = 6;
static const uint8_t CRC_OFFSET = 10;
};
}
#endif /* MISSION_DEVICES_DEVICEDEFINITIONS_PLOCDEFINITIONS_H_ */

2
tmtc

@ -1 +1 @@
Subproject commit 4d2b7a61509a41e67cf62ecaa2864bba3acd9ef4 Subproject commit e23bc116088fc673aaec45768c7a07c20d75a2f6