1 /* 2 // Copyright (c) 2018 Intel Corporation 3 // 4 // Licensed under the Apache License, Version 2.0 (the "License"); 5 // you may not use this file except in compliance with the License. 6 // You may obtain a copy of the License at 7 // 8 // http://www.apache.org/licenses/LICENSE-2.0 9 // 10 // Unless required by applicable law or agreed to in writing, software 11 // distributed under the License is distributed on an "AS IS" BASIS, 12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 // See the License for the specific language governing permissions and 14 // limitations under the License. 15 */ 16 17 #pragma once 18 #include "cpu.hpp" 19 #include "dimm.hpp" 20 #include "pcieslot.hpp" 21 #include "smbios_mdrv2.hpp" 22 #include "system.hpp" 23 24 #include <sys/stat.h> 25 #include <sys/types.h> 26 #include <unistd.h> 27 28 #include <boost/asio/io_context.hpp> 29 #include <boost/asio/steady_timer.hpp> 30 #include <boost/container/flat_map.hpp> 31 #include <phosphor-logging/elog-errors.hpp> 32 #include <phosphor-logging/log.hpp> 33 #include <sdbusplus/asio/object_server.hpp> 34 #include <sdbusplus/server.hpp> 35 #include <sdbusplus/timer.hpp> 36 #include <xyz/openbmc_project/Smbios/MDR_V2/server.hpp> 37 38 sdbusplus::asio::object_server& getObjectServer(void); 39 40 using RecordVariant = 41 std::variant<std::string, uint64_t, uint32_t, uint16_t, uint8_t>; 42 namespace phosphor 43 { 44 namespace smbios 45 { 46 47 static constexpr const char* mdrV2Path = "/xyz/openbmc_project/Smbios/MDR_V2"; 48 static constexpr const char* smbiosPath = "/xyz/openbmc_project/Smbios"; 49 static constexpr const char* smbiosInterfaceName = 50 "xyz.openbmc_project.Smbios.GetRecordType"; 51 constexpr const int limitEntryLen = 0xff; 52 53 class MDR_V2 : 54 sdbusplus::server::object::object< 55 sdbusplus::xyz::openbmc_project::Smbios::server::MDR_V2> 56 { 57 public: 58 MDR_V2() = delete; 59 MDR_V2(const MDR_V2&) = delete; 60 MDR_V2& operator=(const MDR_V2&) = delete; 61 MDR_V2(MDR_V2&&) = delete; 62 MDR_V2& operator=(MDR_V2&&) = delete; 63 ~MDR_V2() = default; 64 65 MDR_V2(sdbusplus::bus::bus& bus, const char* path, 66 boost::asio::io_context& io) : 67 sdbusplus::server::object::object< 68 sdbusplus::xyz::openbmc_project::Smbios::server::MDR_V2>(bus, path), 69 bus(bus), timer(io), smbiosInterface(getObjectServer().add_interface( 70 smbiosPath, smbiosInterfaceName)) 71 { 72 73 smbiosDir.agentVersion = smbiosAgentVersion; 74 smbiosDir.dirVersion = 1; 75 smbiosDir.dirEntries = 1; 76 directoryEntries(smbiosDir.dirEntries); 77 smbiosDir.status = 1; 78 smbiosDir.remoteDirVersion = 0; 79 80 std::copy(smbiosTableId.begin(), smbiosTableId.end(), 81 smbiosDir.dir[smbiosDirIndex].common.id.dataInfo); 82 83 smbiosDir.dir[smbiosDirIndex].dataStorage = smbiosTableStorage; 84 85 agentSynchronizeData(); 86 87 smbiosInterface->register_method("GetRecordType", [this](size_t type) { 88 return getRecordType(type); 89 }); 90 smbiosInterface->initialize(); 91 } 92 93 std::vector<uint8_t> getDirectoryInformation(uint8_t dirIndex) override; 94 95 std::vector<uint8_t> getDataInformation(uint8_t idIndex) override; 96 97 bool sendDirectoryInformation(uint8_t dirVersion, uint8_t dirIndex, 98 uint8_t returnedEntries, 99 uint8_t remainingEntries, 100 std::vector<uint8_t> dirEntry) override; 101 102 std::vector<uint8_t> getDataOffer() override; 103 104 bool sendDataInformation(uint8_t idIndex, uint8_t flag, uint32_t dataLen, 105 uint32_t dataVer, uint32_t timeStamp) override; 106 107 int findIdIndex(std::vector<uint8_t> dataInfo) override; 108 109 bool agentSynchronizeData() override; 110 111 std::vector<uint32_t> 112 synchronizeDirectoryCommonData(uint8_t idIndex, uint32_t size) override; 113 114 uint8_t directoryEntries(uint8_t value) override; 115 116 std::vector<boost::container::flat_map<std::string, RecordVariant>> 117 getRecordType(size_t type); 118 119 private: 120 boost::asio::steady_timer timer; 121 122 sdbusplus::bus::bus& bus; 123 124 Mdr2DirStruct smbiosDir; 125 126 bool readDataFromFlash(MDRSMBIOSHeader* mdrHdr, uint8_t* data); 127 128 const std::array<uint8_t, 16> smbiosTableId{ 129 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 0x42}; 130 uint8_t smbiosTableStorage[smbiosTableStorageSize]; 131 132 bool smbiosIsUpdating(uint8_t index); 133 bool smbiosIsAvailForUpdate(uint8_t index); 134 inline uint8_t smbiosValidFlag(uint8_t index); 135 void systemInfoUpdate(void); 136 137 int getTotalCpuSlot(void); 138 int getTotalDimmSlot(void); 139 int getTotalPcieSlot(void); 140 std::vector<std::unique_ptr<Cpu>> cpus; 141 std::vector<std::unique_ptr<Dimm>> dimms; 142 std::vector<std::unique_ptr<Pcie>> pcies; 143 std::unique_ptr<System> system; 144 std::shared_ptr<sdbusplus::asio::dbus_interface> smbiosInterface; 145 }; 146 147 } // namespace smbios 148 } // namespace phosphor 149