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/lg2.hpp> 33 #include <phosphor-logging/log.hpp> 34 #include <sdbusplus/asio/object_server.hpp> 35 #include <sdbusplus/server.hpp> 36 #include <sdbusplus/timer.hpp> 37 #include <xyz/openbmc_project/Smbios/MDR_V2/server.hpp> 38 39 sdbusplus::asio::object_server& getObjectServer(void); 40 41 using RecordVariant = 42 std::variant<std::string, uint64_t, uint32_t, uint16_t, uint8_t>; 43 namespace phosphor 44 { 45 namespace smbios 46 { 47 48 static constexpr const char* mdrV2Path = "/xyz/openbmc_project/Smbios/MDR_V2"; 49 static constexpr const char* smbiosPath = "/xyz/openbmc_project/Smbios"; 50 static constexpr const char* smbiosInterfaceName = 51 "xyz.openbmc_project.Smbios.GetRecordType"; 52 static constexpr const char* mapperBusName = "xyz.openbmc_project.ObjectMapper"; 53 static constexpr const char* mapperPath = "/xyz/openbmc_project/object_mapper"; 54 static constexpr const char* mapperInterface = 55 "xyz.openbmc_project.ObjectMapper"; 56 static constexpr const char* systemInterfacePath = 57 "/xyz/openbmc_project/inventory/system"; 58 static constexpr const char* systemInterface = 59 "xyz.openbmc_project.Inventory.Item.System"; 60 constexpr const int limitEntryLen = 0xff; 61 62 class MDRV2 : 63 sdbusplus::server::object_t< 64 sdbusplus::server::xyz::openbmc_project::smbios::MDRV2> 65 { 66 public: 67 MDRV2() = delete; 68 MDRV2(const MDRV2&) = delete; 69 MDRV2& operator=(const MDRV2&) = delete; 70 MDRV2(MDRV2&&) = delete; 71 MDRV2& operator=(MDRV2&&) = delete; 72 ~MDRV2() = default; 73 74 MDRV2(sdbusplus::bus_t& bus, const char* path, 75 boost::asio::io_context& io) : 76 sdbusplus::server::object_t< 77 sdbusplus::server::xyz::openbmc_project::smbios::MDRV2>(bus, path), 78 bus(bus), timer(io), smbiosInterface(getObjectServer().add_interface( 79 smbiosPath, smbiosInterfaceName)) 80 { 81 smbiosDir.agentVersion = smbiosAgentVersion; 82 smbiosDir.dirVersion = 1; 83 smbiosDir.dirEntries = 1; 84 directoryEntries(smbiosDir.dirEntries); 85 smbiosDir.status = 1; 86 smbiosDir.remoteDirVersion = 0; 87 88 std::copy(smbiosTableId.begin(), smbiosTableId.end(), 89 smbiosDir.dir[smbiosDirIndex].common.id.dataInfo); 90 91 smbiosDir.dir[smbiosDirIndex].dataStorage = smbiosTableStorage; 92 93 agentSynchronizeData(); 94 95 smbiosInterface->register_method("GetRecordType", [this](size_t type) { 96 return getRecordType(type); 97 }); 98 smbiosInterface->initialize(); 99 } 100 101 std::vector<uint8_t> getDirectoryInformation(uint8_t dirIndex) override; 102 103 std::vector<uint8_t> getDataInformation(uint8_t idIndex) override; 104 105 bool sendDirectoryInformation(uint8_t dirVersion, uint8_t dirIndex, 106 uint8_t returnedEntries, 107 uint8_t remainingEntries, 108 std::vector<uint8_t> dirEntry) override; 109 110 std::vector<uint8_t> getDataOffer() override; 111 112 bool sendDataInformation(uint8_t idIndex, uint8_t flag, uint32_t dataLen, 113 uint32_t dataVer, uint32_t timeStamp) override; 114 115 int findIdIndex(std::vector<uint8_t> dataInfo) override; 116 117 bool agentSynchronizeData() override; 118 119 std::vector<uint32_t> 120 synchronizeDirectoryCommonData(uint8_t idIndex, uint32_t size) override; 121 122 uint8_t directoryEntries(uint8_t value) override; 123 124 std::vector<boost::container::flat_map<std::string, RecordVariant>> 125 getRecordType(size_t type); 126 127 private: 128 boost::asio::steady_timer timer; 129 130 sdbusplus::bus_t& bus; 131 132 Mdr2DirStruct smbiosDir; 133 134 bool readDataFromFlash(MDRSMBIOSHeader* mdrHdr, uint8_t* data); 135 bool checkSMBIOSVersion(uint8_t* dataIn); 136 137 const std::array<uint8_t, 16> smbiosTableId{ 138 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 0x42}; 139 uint8_t smbiosTableStorage[smbiosTableStorageSize]; 140 141 bool smbiosIsUpdating(uint8_t index); 142 bool smbiosIsAvailForUpdate(uint8_t index); 143 inline uint8_t smbiosValidFlag(uint8_t index); 144 void systemInfoUpdate(void); 145 146 int getTotalCpuSlot(void); 147 int getTotalDimmSlot(void); 148 int getTotalPcieSlot(void); 149 std::vector<std::unique_ptr<Cpu>> cpus; 150 std::vector<std::unique_ptr<Dimm>> dimms; 151 std::vector<std::unique_ptr<Pcie>> pcies; 152 std::unique_ptr<System> system; 153 std::shared_ptr<sdbusplus::asio::dbus_interface> smbiosInterface; 154 }; 155 156 } // namespace smbios 157 } // namespace phosphor 158