eive-obsw/bsp_q7s/core/CoreController.h
Robin Mueller 7fc3285272
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added functions to handle writeprotection
2021-08-19 13:34:44 +02:00

182 lines
5.9 KiB
C++

#ifndef BSP_Q7S_CORE_CORECONTROLLER_H_
#define BSP_Q7S_CORE_CORECONTROLLER_H_
#include <fsfw/globalfunctions/PeriodicOperationDivider.h>
#include "fsfw/controller/ExtendedControllerBase.h"
#include "bsp_q7s/memory/SdCardManager.h"
#include "events/subsystemIdRanges.h"
class Timer;
class SdCardManager;
class CoreController: public ExtendedControllerBase {
public:
enum Chip: uint8_t {
CHIP_0,
CHIP_1,
NO_CHIP,
SELF_CHIP,
ALL_CHIP
};
enum Copy: uint8_t {
COPY_0,
COPY_1,
NO_COPY,
SELF_COPY,
ALL_COPY
};
static constexpr char CHIP_PROT_SCRIPT[] = "/home/root/scripts/get-chip-prot-status.sh";
static constexpr char CHIP_STATE_FILE[] = "/tmp/chip_prot_status.txt";
static constexpr char CURR_COPY_FILE[] = "/tmp/curr_copy.txt";
static constexpr char VERSION_FILE[] = "/conf/sd_status";
static constexpr ActionId_t LIST_DIRECTORY_INTO_FILE = 0;
static constexpr ActionId_t REBOOT_OBC = 32;
static constexpr ActionId_t MOUNT_OTHER_COPY = 33;
static constexpr uint8_t SUBSYSTEM_ID = SUBSYSTEM_ID::CORE;
static constexpr Event ALLOC_FAILURE = event::makeEvent(SUBSYSTEM_ID, 0, severity::MEDIUM);
CoreController(object_id_t objectId);
virtual~ CoreController();
ReturnValue_t initialize() override;
ReturnValue_t initializeAfterTaskCreation() override;
ReturnValue_t executeAction(ActionId_t actionId,
MessageQueueId_t commandedBy, const uint8_t *data, size_t size) override;
ReturnValue_t handleCommandMessage(CommandMessage *message) override;
void performControlOperation() override;
/**
* Generate a file containing the chip lock/unlock states inside /tmp/chip_status.txt
* @return
*/
static ReturnValue_t generateChipStateFile();
static ReturnValue_t incrementAllocationFailureCount();
static void getCurrentBootCopy(Chip& chip, Copy& copy);
ReturnValue_t updateProtInfo(bool regenerateChipStateFile = true);
/**
* Checks whether the target chip and copy are writeprotected and protect them if they are
* not
* @param targetChip
* @param targetCopy
* @param protect
* @param protOperationPerformed [out] Can be used to determine whether any operation
* was performed
* @param updateProtFile Specify whether the protection info file is updated
* @return
*/
ReturnValue_t checkAndSetBootCopyProtection(Chip targetChip, Copy targetCopy,
bool protect, bool& protOperationPerformed, bool updateProtFile = true);
bool sdInitFinished() const;
private:
static Chip CURRENT_CHIP;
static Copy CURRENT_COPY;
// Designated value for rechecking FIFO open
static constexpr int RETRY_FIFO_OPEN = -2;
int watchdogFifoFd = 0;
// States for SD state machine, which is used in non-blocking mode
enum class SdStates {
NONE,
START,
GET_INFO,
SET_STATE_SELF,
MOUNT_SELF,
// Determine operations for other SD card, depending on redundancy configuration
DETERMINE_OTHER,
SET_STATE_OTHER,
// Mount or unmount other
MOUNT_UNMOUNT_OTHER,
// Skip period because the shell command used to generate the info file sometimes is
// missing the last performed operation if executed too early
SKIP_CYCLE_BEFORE_INFO_UPDATE,
UPDATE_INFO,
// SD initialization done
IDLE,
// Used if SD switches or mount commands are issued via telecommand
SET_STATE_FROM_COMMAND,
};
static constexpr bool BLOCKING_SD_INIT = false;
SdCardManager* sdcMan = nullptr;
struct SdInfo {
sd::SdCard pref = sd::SdCard::NONE;
sd::SdState prefState = sd::SdState::OFF;
sd::SdCard other = sd::SdCard::NONE;
sd::SdState otherState = sd::SdState::OFF;
std::string prefChar = "0";
std::string otherChar = "1";
SdStates state = SdStates::START;
// Used to track whether a command was executed
bool commandExecuted = true;
bool initFinished = false;
SdCardManager::SdStatePair currentState;
uint16_t cycleCount = 0;
// These two flags are related to external commanding
bool commandIssued = false;
bool commandFinished = false;
sd::SdState currentlyCommandedState = sd::SdState::OFF;
sd::SdCard commandedCard = sd::SdCard::NONE;
sd::SdState commandedState = sd::SdState::OFF;
};
SdInfo sdInfo;
/**
* Index 0: Chip 0 Copy 0
* Index 1: Chip 0 Copy 1
* Index 2: Chip 1 Copy 0
* Index 3: Chip 1 Copy 1
*/
std::array<bool, 4> protArray;
ReturnValue_t initializeLocalDataPool(localpool::DataPool& localDataPoolMap,
LocalDataPoolManager& poolManager) override;
LocalPoolDataSetBase* getDataSetHandle(sid_t sid) override;
ReturnValue_t checkModeCommand(Mode_t mode, Submode_t submode,
uint32_t *msToReachTheMode);
ReturnValue_t initVersionFile();
ReturnValue_t initBootCopy();
ReturnValue_t initWatchdogFifo();
ReturnValue_t initSdCardBlocking();
void initPrint();
ReturnValue_t sdStateMachine();
void updateSdInfoOther();
ReturnValue_t sdCardSetup(sd::SdCard sdCard, sd::SdState targetState, std::string sdChar,
bool printOutput = true);
ReturnValue_t sdColdRedundantBlockingInit();
void currentStateSetter(sd::SdCard sdCard, sd::SdState newState);
void determinePreferredSdCard();
void executeNextExternalSdCommand();
void checkExternalSdCommandStatus();
ReturnValue_t actionListDirectoryIntoFile(ActionId_t actionId, MessageQueueId_t commandedBy,
const uint8_t *data, size_t size);
ReturnValue_t actionPerformReboot(const uint8_t *data, size_t size);
PeriodicOperationDivider opDivider;
void performWatchdogControlOperation();
ReturnValue_t handleProtInfoUpdateLine(std::string nextLine);
};
#endif /* BSP_Q7S_CORE_CORECONTROLLER_H_ */