93 lines
3.0 KiB
C
93 lines
3.0 KiB
C
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#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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static constexpr uint8_t NUM_RTDS = 16;
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enum RtdCommands : uint8_t { ON = 0, OFF = 1, CFG = 2 };
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class ReadOutStruct : public SerialLinkedListAdapter<SerializeIF> {
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public:
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ReadOutStruct() { setLinks(); }
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ReadOutStruct(uint32_t spiErrCnt, bool faultBitSet, uint8_t faultVal, uint16_t rtdVal)
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: spiErrorCount(spiErrCnt), faultBitSet(faultBitSet), faultValue(faultVal), rtdVal(rtdVal) {
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setLinks();
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}
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SerializeElement<uint32_t> spiErrorCount = 0;
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SerializeElement<bool> faultBitSet = false;
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SerializeElement<uint8_t> faultValue = 0;
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SerializeElement<uint16_t> rtdVal = 0;
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private:
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void setLinks() {
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setStart(&spiErrorCount);
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spiErrorCount.setNext(&faultBitSet);
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faultBitSet.setNext(&faultValue);
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faultValue.setNext(&rtdVal);
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};
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};
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struct Max31865ReaderCookie {
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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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bool active = false;
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bool configured = false;
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SpiCookie* spiCookie = nullptr;
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// Exchange data buffer struct
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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* comIF);
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void addRtd(Max31865ReaderCookie rtdCookie);
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[[noreturn]] ReturnValue_t performOperation(uint8_t operationCode) override;
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private:
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std::vector<Max31865ReaderCookie*> rtds;
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MutexIF* readerMutex;
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void rtdMainLoop();
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bool periodicInitHandling();
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void periodicReadReqHandling();
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void periodicReadHandling();
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bool rtdCanBeUsed(uint8_t idx);
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ReturnValue_t writeCfgReg(SpiCookie* cookie, uint8_t cfg);
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ReturnValue_t biasSel(MAX31865::Bias bias, SpiCookie* cookie);
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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 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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SpiComIF* comIF;
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};
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#endif /* LINUX_DEVICES_MAX31865RTDREADER_H_ */
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