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Diffstat (limited to 'include/dimm.hpp')
| -rw-r--r-- | include/dimm.hpp | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/include/dimm.hpp b/include/dimm.hpp new file mode 100644 index 0000000..caac229 --- /dev/null +++ b/include/dimm.hpp @@ -0,0 +1,142 @@ +/* +// Copyright (c) 2018 Intel Corporation +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +*/ + +#pragma once +#include <xyz/openbmc_project/Inventory/Decorator/Asset/server.hpp> +#include <xyz/openbmc_project/Inventory/Item/Dimm/server.hpp> +#include "smbios.hpp" + +namespace phosphor +{ + +namespace smbios +{ + +using DeviceType = + sdbusplus::xyz::openbmc_project::Inventory::Item::server::Dimm::DeviceType; + +class Dimm + : sdbusplus::server::object::object< + sdbusplus::xyz::openbmc_project::Inventory::Item::server::Dimm>, + sdbusplus::server::object::object< + sdbusplus::xyz::openbmc_project::Inventory::Decorator::server::Asset> + +{ + public: + Dimm() = delete; + ~Dimm() = default; + Dimm(const Dimm &) = delete; + Dimm &operator=(const Dimm &) = delete; + Dimm(Dimm &&) = default; + Dimm &operator=(Dimm &&) = default; + + Dimm(sdbusplus::bus::bus &bus, const std::string &objPath, + const uint8_t &dimmId, struct ManagedDataRegion *region) : + + sdbusplus::server::object::object< + sdbusplus::xyz::openbmc_project::Inventory::Item::server::Dimm>( + bus, objPath.c_str()), + sdbusplus::server::object::object< + sdbusplus::xyz::openbmc_project::Inventory::Decorator::server:: + Asset>(bus, objPath.c_str()), + dimmNum(dimmId), regionS(region) + { + memoryInfoUpdate(); + } + + void memoryInfoUpdate(void); + + uint16_t memoryDataWidth(uint16_t value) override; + uint32_t memorySizeInKB(uint32_t value) override; + std::string memoryDeviceLocator(std::string value) override; + DeviceType memoryType(DeviceType value) override; + std::string memoryTypeDetail(std::string value) override; + uint16_t maxMemorySpeedInMhz(uint16_t value) override; + std::string manufacturer(std::string value) override; + std::string serialNumber(std::string value) override; + std::string partNumber(std::string value) override; + uint8_t memoryAttributes(uint8_t value) override; + uint16_t memoryConfiguredSpeedInMhz(uint16_t value) override; + + private: + uint8_t dimmNum; + + struct ManagedDataRegion *regionS; + + void dimmSize(uint16_t size); + void dimmSizeExt(uint32_t size); + void dimmDeviceLocator(uint8_t positionNum, uint8_t structLen, + uint8_t *dataIn); + void dimmType(uint8_t type); + void dimmTypeDetail(uint16_t detail); + void dimmManufacturer(uint8_t positionNum, uint8_t structLen, + uint8_t *dataIn); + void dimmSerialNum(uint8_t positionNum, uint8_t structLen, uint8_t *dataIn); + void dimmPartNum(uint8_t positionNum, uint8_t structLen, uint8_t *dataIn); + + struct MemoryInfo + { + uint8_t type; + uint8_t length; + uint16_t handle; + uint16_t phyArrayHandle; + uint16_t errInfoHandle; + uint16_t totalWidth; + uint16_t dataWidth; + uint16_t size; + uint8_t formFactor; + uint8_t deviceSet; + uint8_t deviceLocator; + uint8_t bankLocator; + uint8_t memoryType; + uint16_t typeDetail; + uint16_t speed; + uint8_t manufacturer; + uint8_t serialNum; + uint8_t assetTag; + uint8_t partNum; + uint8_t attributes; + uint32_t extendedSize; + uint16_t confClockSpeed; + } __attribute__((packed)); +}; + +const std::map<uint8_t, DeviceType> dimmTypeTable = { + {0x1, DeviceType::Other}, {0x2, DeviceType::Unknown}, + {0x3, DeviceType::DRAM}, {0x4, DeviceType::EDRAM}, + {0x5, DeviceType::VRAM}, {0x6, DeviceType::SRAM}, + {0x7, DeviceType::RAM}, {0x8, DeviceType::ROM}, + {0x9, DeviceType::FLASH}, {0xa, DeviceType::EEPROM}, + {0xb, DeviceType::FEPROM}, {0xc, DeviceType::EPROM}, + {0xd, DeviceType::CDRAM}, {0xe, DeviceType::ThreeDRAM}, + {0xf, DeviceType::SDRAM}, {0x10, DeviceType::DDR_SGRAM}, + {0x11, DeviceType::RDRAM}, {0x12, DeviceType::DDR}, + {0x13, DeviceType::DDR2}, {0x14, DeviceType::DDR2_SDRAM_FB_DIMM}, + {0x18, DeviceType::DDR3}, {0x19, DeviceType::FBD2}, + {0x1a, DeviceType::DDR4}, {0x1b, DeviceType::LPDDR_SDRAM}, + {0x1c, DeviceType::LPDDR2_SDRAM}, {0x1d, DeviceType::LPDDR3_SDRAM}, + {0x1e, DeviceType::LPDDR4_SDRAM}, {0x1f, DeviceType::Logical}, + {0x20, DeviceType::HBM}, {0x21, DeviceType::HBM2}}; + +const std::string detailTable[16]{ + "Reserved", "Other", "Unknown", "Fast-paged", + "Static column", "Pseudo-static", "RAMBUS", "Synchronous", + "CMOS", "EDO", "Window DRAM", "Cache DRAM", + "Non-volatile", "Registered", "Unbuffered", "LRDIMM"}; + +} // namespace smbios + +} // namespace phosphor |