xref: /openbmc/smbios-mdr/include/cpuinfo.hpp (revision 1d73dccc)
1 /*
2 // Copyright (c) 2020 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 
19 #include <sdbusplus/asio/object_server.hpp>
20 #include <sdbusplus/server/object.hpp>
21 #include <xyz/openbmc_project/Inventory/Decorator/Asset/server.hpp>
22 #include <xyz/openbmc_project/Inventory/Decorator/UniqueIdentifier/server.hpp>
23 
24 namespace cpu_info
25 {
26 static constexpr const char* cpuInfoObject = "xyz.openbmc_project.CPUInfo";
27 static constexpr const char* cpuInfoPath = "/xyz/openbmc_project/CPUInfo";
28 static constexpr const char* cpuInfoInterface = "xyz.openbmc_project.CPUInfo";
29 static constexpr const char* cpuPath =
30     "/xyz/openbmc_project/inventory/system/chassis/motherboard/cpu";
31 
32 static constexpr const int configCheckInterval = 10;
33 static constexpr const int peciCheckInterval = 60;
34 
35 using UniqueIdentifier =
36     sdbusplus::server::object_t<sdbusplus::server::xyz::openbmc_project::
37                                     inventory::decorator::UniqueIdentifier>;
38 
39 struct CPUInfo
40 {
CPUInfocpu_info::CPUInfo41     CPUInfo(const size_t cpuId, const uint8_t peciAddress,
42             const uint8_t i2cBusNum, const uint8_t i2cSlaveAddress) :
43         id(cpuId), peciAddr(peciAddress), i2cBus(i2cBusNum),
44         i2cDevice(i2cSlaveAddress)
45     {}
46 
publishUUIDcpu_info::CPUInfo47     void publishUUID(sdbusplus::bus_t& bus, const std::string& uuid)
48     {
49         uuidInterface.emplace(bus, (cpuPath + std::to_string(id - 1)).c_str(),
50                               UniqueIdentifier::action::defer_emit);
51         uuidInterface->uniqueIdentifier(uuid);
52         uuidInterface->emit_added();
53     }
54 
55     std::optional<UniqueIdentifier> uuidInterface;
56 
57     uint8_t id;
58     uint8_t peciAddr;
59     uint8_t i2cBus;
60     uint8_t i2cDevice;
61     std::string sSpec;
62 };
63 
64 } // namespace cpu_info
65