86 lines
3.2 KiB
C++
86 lines
3.2 KiB
C++
#ifndef LINUX_DEVICES_MAX31865RTDREADER_H_
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#define LINUX_DEVICES_MAX31865RTDREADER_H_
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#include <fsfw/ipc/MutexIF.h>
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#include <fsfw/tasks/ExecutableObjectIF.h>
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#include <fsfw_hal/linux/spi/SpiComIF.h>
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#include <fsfw_hal/linux/spi/SpiCookie.h>
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#include "fsfw/devicehandlers/DeviceCommunicationIF.h"
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#include "mission/devices/devicedefinitions/Max31865Definitions.h"
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struct Max31865ReaderCookie : public CookieIF {
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Max31865ReaderCookie(){};
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Max31865ReaderCookie(object_id_t handlerId_, uint8_t idx_, const std::string& locString_,
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SpiCookie* spiCookie_)
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: idx(idx_), handlerId(handlerId_), locString(locString_), spiCookie(spiCookie_) {}
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uint8_t idx = 0;
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object_id_t handlerId = objects::NO_OBJECT;
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std::string locString = "";
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std::array<uint8_t, 12> exchangeBuf{};
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Countdown cd = Countdown(MAX31865::WARMUP_MS);
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bool on = false;
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bool writeLowThreshold = false;
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bool writeHighThreshold = false;
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uint16_t lowThreshold = 0;
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uint16_t highThreshold = 0;
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SpiCookie* spiCookie = nullptr;
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// Exchange data buffer struct
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EiveMax31855::ReadOutStruct db;
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};
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class Max31865RtdReader : public SystemObject,
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public ExecutableObjectIF,
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public DeviceCommunicationIF {
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public:
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Max31865RtdReader(object_id_t objectId, SpiComIF* lowLevelComIF, GpioIF* gpioIF);
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ReturnValue_t performOperation(uint8_t operationCode) override;
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ReturnValue_t initialize() override;
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private:
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std::vector<Max31865ReaderCookie*> rtds;
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std::array<uint8_t, 4> cmdBuf = {};
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size_t dbLen = 0;
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MutexIF* readerMutex;
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SpiComIF* comIF;
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GpioIF* gpioIF;
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MutexIF::TimeoutType csTimeoutType = MutexIF::TimeoutType::BLOCKING;
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uint32_t csTimeoutMs = 0;
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MutexIF* csLock = nullptr;
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bool periodicInitHandling();
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ReturnValue_t periodicReadReqHandling();
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ReturnValue_t periodicReadHandling();
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bool rtdIsActive(uint8_t idx);
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ReturnValue_t writeCfgReg(SpiCookie* cookie, uint8_t cfg);
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ReturnValue_t writeBiasSel(MAX31865::Bias bias, SpiCookie* cookie, uint8_t baseCfg);
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ReturnValue_t readCfgReg(SpiCookie* cookie, uint8_t& cfg);
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ReturnValue_t readRtdVal(SpiCookie* cookie, uint16_t& val, bool& faultBitSet);
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ReturnValue_t writeLowThreshold(SpiCookie* cookie, uint16_t val);
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ReturnValue_t writeHighThreshold(SpiCookie* cookie, uint16_t val);
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ReturnValue_t readLowThreshold(SpiCookie* cookie, uint16_t& val);
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ReturnValue_t readHighThreshold(SpiCookie* cookie, uint16_t& val);
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ReturnValue_t clearFaultStatus(SpiCookie* cookie);
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ReturnValue_t readNFromReg(SpiCookie* cookie, uint8_t reg, size_t n, uint8_t** reply);
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ReturnValue_t writeNToReg(SpiCookie* cookie, uint8_t reg, size_t n, uint8_t* cmd,
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uint8_t** reply);
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ReturnValue_t initializeInterface(CookieIF* cookie) override;
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ReturnValue_t sendMessage(CookieIF* cookie, const uint8_t* sendData, size_t sendLen) override;
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ReturnValue_t getSendSuccess(CookieIF* cookie) override;
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ReturnValue_t requestReceiveMessage(CookieIF* cookie, size_t requestLen) override;
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ReturnValue_t readReceivedMessage(CookieIF* cookie, uint8_t** buffer, size_t* size) override;
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ReturnValue_t handleSpiError(Max31865ReaderCookie* cookie, ReturnValue_t result, const char* ctx);
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};
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#endif /* LINUX_DEVICES_MAX31865RTDREADER_H_ */
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