| /* |
| // 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 <app.hpp> |
| #include <boost/system/linux_error.hpp> |
| #include <dbus_utility.hpp> |
| #include <registries/privilege_registry.hpp> |
| |
| namespace redfish |
| { |
| |
| static constexpr char const* pcieService = "xyz.openbmc_project.PCIe"; |
| static constexpr char const* pciePath = "/xyz/openbmc_project/PCIe"; |
| static constexpr char const* pcieDeviceInterface = |
| "xyz.openbmc_project.PCIe.Device"; |
| |
| static inline void |
| getPCIeDeviceList(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp, |
| const std::string& name) |
| { |
| auto getPCIeMapCallback = |
| [asyncResp, name](const boost::system::error_code ec, |
| const dbus::utility::MapperGetSubTreePathsResponse& |
| pcieDevicePaths) { |
| if (ec) |
| { |
| BMCWEB_LOG_DEBUG << "no PCIe device paths found ec: " |
| << ec.message(); |
| // Not an error, system just doesn't have PCIe info |
| return; |
| } |
| nlohmann::json& pcieDeviceList = asyncResp->res.jsonValue[name]; |
| pcieDeviceList = nlohmann::json::array(); |
| for (const std::string& pcieDevicePath : pcieDevicePaths) |
| { |
| size_t devStart = pcieDevicePath.rfind('/'); |
| if (devStart == std::string::npos) |
| { |
| continue; |
| } |
| |
| std::string devName = pcieDevicePath.substr(devStart + 1); |
| if (devName.empty()) |
| { |
| continue; |
| } |
| pcieDeviceList.push_back( |
| {{"@odata.id", |
| "/redfish/v1/Systems/system/PCIeDevices/" + devName}}); |
| } |
| asyncResp->res.jsonValue[name + "@odata.count"] = |
| pcieDeviceList.size(); |
| }; |
| crow::connections::systemBus->async_method_call( |
| std::move(getPCIeMapCallback), "xyz.openbmc_project.ObjectMapper", |
| "/xyz/openbmc_project/object_mapper", |
| "xyz.openbmc_project.ObjectMapper", "GetSubTreePaths", |
| std::string(pciePath) + "/", 1, std::array<std::string, 0>()); |
| } |
| |
| inline void requestRoutesSystemPCIeDeviceCollection(App& app) |
| { |
| /** |
| * Functions triggers appropriate requests on DBus |
| */ |
| BMCWEB_ROUTE(app, "/redfish/v1/Systems/system/PCIeDevices/") |
| .privileges(redfish::privileges::getPCIeDeviceCollection) |
| .methods(boost::beast::http::verb::get)( |
| [](const crow::Request&, |
| const std::shared_ptr<bmcweb::AsyncResp>& asyncResp) |
| |
| { |
| asyncResp->res.jsonValue = { |
| {"@odata.type", |
| "#PCIeDeviceCollection.PCIeDeviceCollection"}, |
| {"@odata.id", "/redfish/v1/Systems/system/PCIeDevices"}, |
| {"Name", "PCIe Device Collection"}, |
| {"Description", "Collection of PCIe Devices"}, |
| {"Members", nlohmann::json::array()}, |
| {"Members@odata.count", 0}}; |
| getPCIeDeviceList(asyncResp, "Members"); |
| }); |
| } |
| |
| inline std::optional<std::string> |
| redfishPcieGenerationFromDbus(const std::string& generationInUse) |
| { |
| if (generationInUse == |
| "xyz.openbmc_project.Inventory.Item.PCIeSlot.Generations.Gen1") |
| { |
| return "Gen1"; |
| } |
| if (generationInUse == |
| "xyz.openbmc_project.Inventory.Item.PCIeSlot.Generations.Gen2") |
| { |
| return "Gen2"; |
| } |
| if (generationInUse == |
| "xyz.openbmc_project.Inventory.Item.PCIeSlot.Generations.Gen3") |
| { |
| return "Gen3"; |
| } |
| if (generationInUse == |
| "xyz.openbmc_project.Inventory.Item.PCIeSlot.Generations.Gen4") |
| { |
| return "Gen4"; |
| } |
| if (generationInUse == |
| "xyz.openbmc_project.Inventory.Item.PCIeSlot.Generations.Gen5") |
| { |
| return "Gen5"; |
| } |
| if (generationInUse.empty() || |
| generationInUse == |
| "xyz.openbmc_project.Inventory.Item.PCIeSlot.Generations.Unknown") |
| { |
| return ""; |
| } |
| |
| // The value is not unknown or Gen1-5, need return an internal error. |
| return std::nullopt; |
| } |
| |
| inline void requestRoutesSystemPCIeDevice(App& app) |
| { |
| BMCWEB_ROUTE(app, "/redfish/v1/Systems/system/PCIeDevices/<str>/") |
| .privileges(redfish::privileges::getPCIeDevice) |
| .methods(boost::beast::http::verb::get)( |
| [](const crow::Request&, |
| const std::shared_ptr<bmcweb::AsyncResp>& asyncResp, |
| const std::string& device) |
| |
| { |
| auto getPCIeDeviceCallback = |
| [asyncResp, device](const boost::system::error_code ec, |
| const dbus::utility::DBusPropertiesMap& |
| pcieDevProperties) { |
| if (ec) |
| { |
| BMCWEB_LOG_DEBUG |
| << "failed to get PCIe Device properties ec: " |
| << ec.value() << ": " << ec.message(); |
| if (ec.value() == boost::system::linux_error:: |
| bad_request_descriptor) |
| { |
| messages::resourceNotFound( |
| asyncResp->res, "PCIeDevice", device); |
| } |
| else |
| { |
| messages::internalError(asyncResp->res); |
| } |
| return; |
| } |
| |
| asyncResp->res.jsonValue = { |
| {"@odata.type", "#PCIeDevice.v1_4_0.PCIeDevice"}, |
| {"@odata.id", |
| "/redfish/v1/Systems/system/PCIeDevices/" + |
| device}, |
| {"Name", "PCIe Device"}, |
| {"Id", device}}; |
| asyncResp->res.jsonValue["PCIeFunctions"] = { |
| {"@odata.id", |
| "/redfish/v1/Systems/system/PCIeDevices/" + |
| device + "/PCIeFunctions"}}; |
| for (const auto& property : pcieDevProperties) |
| { |
| const std::string* propertyString = |
| std::get_if<std::string>(&property.second); |
| if (property.first == "Manufacturer") |
| { |
| if (propertyString == nullptr) |
| { |
| messages::internalError(asyncResp->res); |
| return; |
| } |
| asyncResp->res.jsonValue["Manufacturer"] = |
| *propertyString; |
| } |
| if (property.first == "DeviceType") |
| { |
| if (propertyString == nullptr) |
| { |
| messages::internalError(asyncResp->res); |
| return; |
| } |
| asyncResp->res.jsonValue["DeviceType"] = |
| *propertyString; |
| } |
| if (property.first == "DeviceType") |
| { |
| if (propertyString == nullptr) |
| { |
| messages::internalError(asyncResp->res); |
| return; |
| } |
| asyncResp->res.jsonValue["DeviceType"] = |
| *propertyString; |
| } |
| if (property.first == "GenerationInUse") |
| { |
| if (propertyString == nullptr) |
| { |
| messages::internalError(asyncResp->res); |
| return; |
| } |
| std::optional<std::string> generationInUse = |
| redfishPcieGenerationFromDbus( |
| *propertyString); |
| if (!generationInUse) |
| { |
| messages::internalError(asyncResp->res); |
| return; |
| } |
| if (generationInUse->empty()) |
| { |
| // unknown, no need to handle |
| return; |
| } |
| asyncResp->res |
| .jsonValue["PCIeInterface"]["PCIeType"] = |
| *generationInUse; |
| } |
| } |
| }; |
| std::string escapedPath = std::string(pciePath) + "/" + device; |
| dbus::utility::escapePathForDbus(escapedPath); |
| crow::connections::systemBus->async_method_call( |
| std::move(getPCIeDeviceCallback), pcieService, escapedPath, |
| "org.freedesktop.DBus.Properties", "GetAll", |
| pcieDeviceInterface); |
| }); |
| } |
| |
| inline void requestRoutesSystemPCIeFunctionCollection(App& app) |
| { |
| /** |
| * Functions triggers appropriate requests on DBus |
| */ |
| BMCWEB_ROUTE(app, |
| "/redfish/v1/Systems/system/PCIeDevices/<str>/PCIeFunctions/") |
| .privileges(redfish::privileges::getPCIeFunctionCollection) |
| .methods(boost::beast::http::verb::get)( |
| [](const crow::Request&, |
| const std::shared_ptr<bmcweb::AsyncResp>& asyncResp, |
| const std::string& device) |
| |
| { |
| asyncResp->res.jsonValue = { |
| {"@odata.type", |
| "#PCIeFunctionCollection.PCIeFunctionCollection"}, |
| {"@odata.id", "/redfish/v1/Systems/system/PCIeDevices/" + |
| device + "/PCIeFunctions"}, |
| {"Name", "PCIe Function Collection"}, |
| {"Description", |
| "Collection of PCIe Functions for PCIe Device " + device}}; |
| |
| auto getPCIeDeviceCallback = |
| [asyncResp, device](const boost::system::error_code ec, |
| const dbus::utility::DBusPropertiesMap& |
| pcieDevProperties) { |
| if (ec) |
| { |
| BMCWEB_LOG_DEBUG |
| << "failed to get PCIe Device properties ec: " |
| << ec.value() << ": " << ec.message(); |
| if (ec.value() == boost::system::linux_error:: |
| bad_request_descriptor) |
| { |
| messages::resourceNotFound( |
| asyncResp->res, "PCIeDevice", device); |
| } |
| else |
| { |
| messages::internalError(asyncResp->res); |
| } |
| return; |
| } |
| |
| nlohmann::json& pcieFunctionList = |
| asyncResp->res.jsonValue["Members"]; |
| pcieFunctionList = nlohmann::json::array(); |
| static constexpr const int maxPciFunctionNum = 8; |
| for (int functionNum = 0; |
| functionNum < maxPciFunctionNum; functionNum++) |
| { |
| // Check if this function exists by looking for a |
| // device ID |
| std::string devIDProperty = |
| "Function" + std::to_string(functionNum) + |
| "DeviceId"; |
| const std::string* property = nullptr; |
| for (const auto& propEntry : pcieDevProperties) |
| { |
| if (propEntry.first == devIDProperty) |
| { |
| property = std::get_if<std::string>( |
| &propEntry.second); |
| } |
| } |
| if (property == nullptr || !property->empty()) |
| { |
| return; |
| } |
| pcieFunctionList.push_back( |
| {{"@odata.id", |
| "/redfish/v1/Systems/system/PCIeDevices/" + |
| device + "/PCIeFunctions/" + |
| std::to_string(functionNum)}}); |
| } |
| asyncResp->res.jsonValue["Members@odata.count"] = |
| pcieFunctionList.size(); |
| }; |
| std::string escapedPath = std::string(pciePath) + "/" + device; |
| dbus::utility::escapePathForDbus(escapedPath); |
| crow::connections::systemBus->async_method_call( |
| std::move(getPCIeDeviceCallback), pcieService, escapedPath, |
| "org.freedesktop.DBus.Properties", "GetAll", |
| pcieDeviceInterface); |
| }); |
| } |
| |
| inline void requestRoutesSystemPCIeFunction(App& app) |
| { |
| BMCWEB_ROUTE( |
| app, |
| "/redfish/v1/Systems/system/PCIeDevices/<str>/PCIeFunctions/<str>/") |
| .privileges(redfish::privileges::getPCIeFunction) |
| .methods( |
| boost::beast::http::verb::get)([](const crow::Request&, |
| const std::shared_ptr< |
| bmcweb::AsyncResp>& asyncResp, |
| const std::string& device, |
| const std::string& function) { |
| auto getPCIeDeviceCallback = |
| [asyncResp, device, function]( |
| const boost::system::error_code ec, |
| const dbus::utility::DBusPropertiesMap& pcieDevProperties) { |
| if (ec) |
| { |
| BMCWEB_LOG_DEBUG |
| << "failed to get PCIe Device properties ec: " |
| << ec.value() << ": " << ec.message(); |
| if (ec.value() == |
| boost::system::linux_error::bad_request_descriptor) |
| { |
| messages::resourceNotFound(asyncResp->res, |
| "PCIeDevice", device); |
| } |
| else |
| { |
| messages::internalError(asyncResp->res); |
| } |
| return; |
| } |
| |
| // Check if this function exists by looking for a device ID |
| std::string functionName = "Function" + function; |
| std::string devIDProperty = functionName + "DeviceId"; |
| |
| const std::string* devIdProperty = nullptr; |
| for (const auto& property : pcieDevProperties) |
| { |
| if (property.first == devIDProperty) |
| { |
| devIdProperty = |
| std::get_if<std::string>(&property.second); |
| continue; |
| } |
| } |
| if (devIdProperty == nullptr || !devIdProperty->empty()) |
| { |
| messages::resourceNotFound(asyncResp->res, |
| "PCIeFunction", function); |
| return; |
| } |
| |
| asyncResp->res.jsonValue = { |
| {"@odata.type", "#PCIeFunction.v1_2_0.PCIeFunction"}, |
| {"@odata.id", |
| "/redfish/v1/Systems/system/PCIeDevices/" + device + |
| "/PCIeFunctions/" + function}, |
| {"Name", "PCIe Function"}, |
| {"Id", function}, |
| {"FunctionId", std::stoi(function)}, |
| {"Links", |
| {{"PCIeDevice", |
| {{"@odata.id", |
| "/redfish/v1/Systems/system/PCIeDevices/" + |
| device}}}}}}; |
| |
| for (const auto& property : pcieDevProperties) |
| { |
| const std::string* strProperty = |
| std::get_if<std::string>(&property.second); |
| if (property.first == functionName + "DeviceId") |
| { |
| asyncResp->res.jsonValue["DeviceId"] = *strProperty; |
| } |
| if (property.first == functionName + "VendorId") |
| { |
| asyncResp->res.jsonValue["VendorId"] = *strProperty; |
| } |
| if (property.first == functionName + "FunctionType") |
| { |
| asyncResp->res.jsonValue["FunctionType"] = |
| *strProperty; |
| } |
| if (property.first == functionName + "DeviceClass") |
| { |
| asyncResp->res.jsonValue["DeviceClass"] = |
| *strProperty; |
| } |
| if (property.first == functionName + "ClassCode") |
| { |
| asyncResp->res.jsonValue["ClassCode"] = |
| *strProperty; |
| } |
| if (property.first == functionName + "RevisionId") |
| { |
| asyncResp->res.jsonValue["RevisionId"] = |
| *strProperty; |
| } |
| if (property.first == functionName + "SubsystemId") |
| { |
| asyncResp->res.jsonValue["SubsystemId"] = |
| *strProperty; |
| } |
| if (property.first == |
| functionName + "SubsystemVendorId") |
| { |
| asyncResp->res.jsonValue["SubsystemVendorId"] = |
| *strProperty; |
| } |
| } |
| }; |
| std::string escapedPath = std::string(pciePath) + "/" + device; |
| dbus::utility::escapePathForDbus(escapedPath); |
| crow::connections::systemBus->async_method_call( |
| std::move(getPCIeDeviceCallback), pcieService, escapedPath, |
| "org.freedesktop.DBus.Properties", "GetAll", |
| pcieDeviceInterface); |
| }); |
| } |
| |
| } // namespace redfish |