1 #pragma once 2 3 #include <sdbusplus/async.hpp> 4 5 #include <cstdint> 6 #include <memory> 7 #include <string> 8 9 namespace phosphor::software::VR 10 { 11 12 enum class VRType 13 { 14 XDPE1X2XX, 15 ISL69269, 16 }; 17 18 class VoltageRegulator 19 { 20 public: VoltageRegulator(sdbusplus::async::context & ctx)21 explicit VoltageRegulator(sdbusplus::async::context& ctx) : ctx(ctx) {} 22 virtual ~VoltageRegulator() = default; 23 24 VoltageRegulator(VoltageRegulator& vr) = delete; 25 VoltageRegulator& operator=(VoltageRegulator other) = delete; 26 VoltageRegulator(VoltageRegulator&& other) = delete; 27 VoltageRegulator& operator=(VoltageRegulator&& other) = delete; 28 29 // @brief Parses the firmware image into the configuration structure 30 // and verifies its correctness. 31 // @return sdbusplus::async::task<bool> true indicates success. 32 virtual sdbusplus::async::task<bool> verifyImage(const uint8_t* image, 33 size_t imageSize) = 0; 34 35 // @brief Applies update to the voltage regulator 36 // @return sdbusplus::async::task<bool> true indicates success. 37 virtual sdbusplus::async::task<bool> updateFirmware(bool force) = 0; 38 39 // @brief resets the voltage regulator for the update to take effect. 40 // @return sdbusplus::async::task<bool> true indicates success. 41 virtual sdbusplus::async::task<bool> reset() = 0; 42 43 // @brief Requests the CRC value of the voltage regulator over I2C. 44 // @param pointer to write the result to. 45 // @returns < 0 on error 46 virtual sdbusplus::async::task<bool> getCRC(uint32_t* checksum) = 0; 47 48 // @brief This function returns true if the voltage regulator supports 49 // force of updates. 50 virtual bool forcedUpdateAllowed() = 0; 51 52 protected: 53 sdbusplus::async::context& ctx; 54 }; 55 56 std::unique_ptr<VoltageRegulator> create(sdbusplus::async::context& ctx, 57 enum VRType vrType, uint16_t bus, 58 uint16_t address); 59 60 bool stringToEnum(std::string& vrStr, VRType& vrType); 61 62 } // namespace phosphor::software::VR 63