eive-obsw/linux/devices/ploc/PlocMPSoCHelper.h
2022-03-26 20:47:25 +01:00

154 lines
6.0 KiB
C++

#ifndef BSP_Q7S_DEVICES_PLOCMPSOCHELPER_H_
#define BSP_Q7S_DEVICES_PLOCMPSOCHELPER_H_
#include <string>
#include "fsfw/devicehandlers/CookieIF.h"
#include "fsfw/objectmanager/SystemObject.h"
#include "fsfw/osal/linux/BinarySemaphore.h"
#include "fsfw/returnvalues/HasReturnvaluesIF.h"
#include "fsfw/tasks/ExecutableObjectIF.h"
#include "fsfw/tmtcservices/SourceSequenceCounter.h"
#include "fsfw_hal/linux/uart/UartComIF.h"
#include "linux/devices/devicedefinitions/PlocMPSoCDefinitions.h"
#ifdef XIPHOS_Q7S
#include "bsp_q7s/memory/SdCardManager.h"
#endif
/**
* @brief Helper class for MPSoC of PLOC intended to accelerate large data transfers between
* MPSoC and OBC.
* @author J. Meier
*/
class PlocMPSoCHelper : public SystemObject, public ExecutableObjectIF, public HasReturnvaluesIF {
public:
static const uint8_t SUBSYSTEM_ID = SUBSYSTEM_ID::PLOC_MPSOC_HELPER;
//! [EXPORT] : [COMMENT] Flash write fails
static const Event MPSOC_FLASH_WRITE_FAILED = MAKE_EVENT(0, severity::LOW);
//! [EXPORT] : [COMMENT] Flash write successful
static const Event MPSOC_FLASH_WRITE_SUCCESSFUL = MAKE_EVENT(1, severity::LOW);
//! [EXPORT] : [COMMENT] Communication interface returned failure when trying to send the command
//! ot the PLOC
//! P1: Return value returned by the communication interface sendMessage function
//! P2: Internal state of MPSoC helper
static const Event SENDING_COMMAND_FAILED = MAKE_EVENT(2, severity::LOW);
//! [EXPORT] : [COMMENT] Request receive message of communication interface failed
//! P1: Return value returned by the communication interface requestReceiveMessage function
//! P2: Internal state of MPSoC helper
static const Event MPSOC_HELPER_REQUESTING_REPLY_FAILED = MAKE_EVENT(3, severity::LOW);
//! [EXPORT] : [COMMENT] Reading receive message of communication interface failed
//! P1: Return value returned by the communication interface readingReceivedMessage function
//! P2: Internal state of MPSoC helper
static const Event MPSOC_HELPER_READING_REPLY_FAILED = MAKE_EVENT(4, severity::LOW);
//! [EXPORT] : [COMMENT] Did not receive acknowledgement report
//! P1: Number of bytes missing
//! P2: Internal state of MPSoC helper
static const Event MISSING_ACK = MAKE_EVENT(5, severity::LOW);
//! [EXPORT] : [COMMENT] Did not receive execution report
//! P1: Number of bytes missing
//! P2: Internal state of MPSoC helper
static const Event MISSING_EXE = MAKE_EVENT(6, severity::LOW);
//! [EXPORT] : [COMMENT] Received acknowledgement failure report
//! P1: Internal state of MPSoC
static const Event ACK_FAILURE_REPORT = MAKE_EVENT(7, severity::LOW);
//! [EXPORT] : [COMMENT] Received execution failure report
//! P1: Internal state of MPSoC
static const Event EXE_FAILURE_REPORT = MAKE_EVENT(8, severity::LOW);
//! [EXPORT] : [COMMENT] Expected acknowledgement report but received space packet with other apid
//! P1: Apid of received space packet
//! P2: Internal state of MPSoC
static const Event ACK_INVALID_APID = MAKE_EVENT(9, severity::LOW);
//! [EXPORT] : [COMMENT] Expected execution report but received space packet with other apid
//! P1: Apid of received space packet
//! P2: Internal state of MPSoC
static const Event EXE_INVALID_APID = MAKE_EVENT(10, severity::LOW);
//! [EXPORT] : [COMMENT] Received sequence count does not match expected sequence count
//! P1: Expected sequence count
//! P2: Received sequence count
static const Event MPSOC_HELPER_SEQ_CNT_MISMATCH = MAKE_EVENT(11, severity::LOW);
PlocMPSoCHelper(object_id_t objectId);
virtual ~PlocMPSoCHelper();
ReturnValue_t initialize() override;
ReturnValue_t performOperation(uint8_t operationCode = 0) override;
ReturnValue_t setComIF(DeviceCommunicationIF* communicationInterface_);
void setComCookie(CookieIF* comCookie_);
/**
* @brief Starts flash write sequence
*
* @param obcFile File where to read from the data
* @param mpsocFile The file of the MPSoC where should be written to
*
* @return RETURN_OK if successful, otherwise error return value
*/
ReturnValue_t startFlashWrite(std::string obcFile, std::string mpsocFile);
/**
* @brief Can be used to interrupt a running data transfer.
*/
void stopProcess();
/**
* @brief Sets the sequence count object responsible for the sequence count handling
*/
void setSequenceCount(SourceSequenceCounter* sequenceCount_);
private:
static const uint8_t INTERFACE_ID = CLASS_ID::PLOC_MPSOC_HELPER;
//! [EXPORT] : [COMMENT] File accidentally close
static const ReturnValue_t FILE_CLOSED_ACCIDENTALLY = MAKE_RETURN_CODE(0xA0);
// Maximum number of times the communication interface retries polling data from the reply
// buffer
static const int RETRIES = 10000;
struct FlashWrite {
std::string obcFile;
std::string mpsocFile;
};
struct FlashWrite flashWrite;
enum class InternalState { IDLE, FLASH_WRITE, FLASH_READ };
InternalState internalState = InternalState::IDLE;
BinarySemaphore semaphore;
#ifdef XIPHOS_Q7S
SdCardManager* sdcMan = nullptr;
#endif
uint8_t commandBuffer[mpsoc::MAX_COMMAND_SIZE];
bool terminate = false;
/**
* Communication interface of MPSoC responsible for low level access. Must be set by the
* MPSoC Handler.
*/
UartComIF* uartComIF = nullptr;
// Communication cookie. Must be set by the MPSoC Handler
CookieIF* comCookie = nullptr;
// Sequence count, must be set by Ploc MPSoC Handler
SourceSequenceCounter* sequenceCount;
ReturnValue_t resetHelper();
ReturnValue_t performFlashWrite();
ReturnValue_t flashfopen();
ReturnValue_t flashfclose();
ReturnValue_t handlePacketTransmission(mpsoc::TcBase& tc);
ReturnValue_t sendCommand(mpsoc::TcBase& tc);
ReturnValue_t receive(uint8_t* data, size_t* readBytes, size_t requestBytes);
ReturnValue_t handleAck();
ReturnValue_t handleExe();
void handleAckApidFailure(uint16_t apid);
void handleExeApidFailure(uint16_t apid);
ReturnValue_t handleTmReception(mpsoc::TmPacket* tmPacket, size_t remainingBytes);
};
#endif /* BSP_Q7S_DEVICES_PLOCMPSOCHELPER_H_ */