14f0d1de6SSteve Foreman // Copyright 2022 Google LLC 2a2056e9cSWilly Tu // 3a2056e9cSWilly Tu // Licensed under the Apache License, Version 2.0 (the "License"); 4a2056e9cSWilly Tu // you may not use this file except in compliance with the License. 5a2056e9cSWilly Tu // You may obtain a copy of the License at 6a2056e9cSWilly Tu // 7a2056e9cSWilly Tu // http://www.apache.org/licenses/LICENSE-2.0 8a2056e9cSWilly Tu // 9a2056e9cSWilly Tu // Unless required by applicable law or agreed to in writing, software 10a2056e9cSWilly Tu // distributed under the License is distributed on an "AS IS" BASIS, 11a2056e9cSWilly Tu // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12a2056e9cSWilly Tu // See the License for the specific language governing permissions and 13a2056e9cSWilly Tu // limitations under the License. 148d618532SMichael Shen 15f085d91dSPatrick Venture #include "handler.hpp" 16f085d91dSPatrick Venture 17444b5ea4SPatrick Williams #include "bm_config.h" 18444b5ea4SPatrick Williams 198ec4106bSNikhil Namjoshi #include "bmc_mode_enum.hpp" 20d2037c6aSPatrick Venture #include "errors.hpp" 21c87de558SPatrick Venture #include "handler_impl.hpp" 22ab650004SPatrick Venture #include "util.hpp" 23d2037c6aSPatrick Venture 243b1b427cSWilly Tu #include <fcntl.h> 25d2037c6aSPatrick Venture #include <ipmid/api.h> 263b1b427cSWilly Tu #include <mtd/mtd-abi.h> 273b1b427cSWilly Tu #include <mtd/mtd-user.h> 283b1b427cSWilly Tu #include <sys/ioctl.h> 293b1b427cSWilly Tu #include <unistd.h> 30d2037c6aSPatrick Venture 31444b5ea4SPatrick Williams #include <nlohmann/json.hpp> 32444b5ea4SPatrick Williams #include <phosphor-logging/elog-errors.hpp> 33444b5ea4SPatrick Williams #include <phosphor-logging/log.hpp> 34444b5ea4SPatrick Williams #include <sdbusplus/bus.hpp> 358d618532SMichael Shen #include <stdplus/print.hpp> 36444b5ea4SPatrick Williams #include <xyz/openbmc_project/Common/error.hpp> 37444b5ea4SPatrick Williams 38bb90d4fdSPatrick Venture #include <cinttypes> 39d2037c6aSPatrick Venture #include <cstdio> 40d2037c6aSPatrick Venture #include <filesystem> 41d2037c6aSPatrick Venture #include <fstream> 4207f85150SPatrick Venture #include <map> 43d2037c6aSPatrick Venture #include <sstream> 44d2037c6aSPatrick Venture #include <string> 4529f35bceSWilliam A. Kennington III #include <string_view> 46d2037c6aSPatrick Venture #include <tuple> 474f0d1de6SSteve Foreman #include <variant> 485e70dc8cSNikhil Namjoshi 49f085d91dSPatrick Venture #ifndef NCSI_IF_NAME 50f085d91dSPatrick Venture #define NCSI_IF_NAME eth0 51f085d91dSPatrick Venture #endif 52f085d91dSPatrick Venture 53f085d91dSPatrick Venture // To deal with receiving a string without quotes. 54f085d91dSPatrick Venture #define QUOTE(name) #name 55f085d91dSPatrick Venture #define STR(macro) QUOTE(macro) 56f085d91dSPatrick Venture #define NCSI_IF_NAME_STR STR(NCSI_IF_NAME) 57f085d91dSPatrick Venture 588d3d46a2SWilliam A. Kennington III namespace ipmi 598d3d46a2SWilliam A. Kennington III { 608d3d46a2SWilliam A. Kennington III std::uint8_t getChannelByName(const std::string& chName); 618d3d46a2SWilliam A. Kennington III } 628d3d46a2SWilliam A. Kennington III 63f085d91dSPatrick Venture namespace google 64f085d91dSPatrick Venture { 65f085d91dSPatrick Venture namespace ipmi 66f085d91dSPatrick Venture { 6707f85150SPatrick Venture using Json = nlohmann::json; 6807f85150SPatrick Venture using namespace phosphor::logging; 6907f85150SPatrick Venture using InternalFailure = 7007f85150SPatrick Venture sdbusplus::xyz::openbmc_project::Common::Error::InternalFailure; 71*d455bfd6SGaurav Gandhi using Value = std::variant<double>; 72f085d91dSPatrick Venture 7315d4d21cSHao Zhou uint8_t isBmcInBareMetalMode(const std::unique_ptr<FileSystemInterface>& fs) 745e70dc8cSNikhil Namjoshi { 755e70dc8cSNikhil Namjoshi #if BARE_METAL 765e70dc8cSNikhil Namjoshi return static_cast<uint8_t>(BmcMode::BM_MODE); 775e70dc8cSNikhil Namjoshi #else 783f3ca035SBrandon Kim std::error_code ec; 794baf41c8SHao Zhou 8015d4d21cSHao Zhou if (fs->exists(bmDriveCleaningDoneAckFlagPath, ec)) 813f3ca035SBrandon Kim { 828d618532SMichael Shen stdplus::print( 834baf41c8SHao Zhou stderr, 848d618532SMichael Shen "{} exists so we acked cleaning done and must be in BM mode\n", 854baf41c8SHao Zhou bmDriveCleaningDoneAckFlagPath); 863f3ca035SBrandon Kim return static_cast<uint8_t>(BmcMode::BM_MODE); 873f3ca035SBrandon Kim } 883f3ca035SBrandon Kim 8915d4d21cSHao Zhou if (fs->exists(bmDriveCleaningDoneFlagPath, ec)) 904baf41c8SHao Zhou { 9115d4d21cSHao Zhou fs->rename(bmDriveCleaningDoneFlagPath, bmDriveCleaningDoneAckFlagPath, 924baf41c8SHao Zhou ec); 938d618532SMichael Shen stdplus::print( 944baf41c8SHao Zhou stderr, 958d618532SMichael Shen "{} exists so we just finished cleaning and must be in BM mode\n", 964baf41c8SHao Zhou bmDriveCleaningDoneFlagPath); 974baf41c8SHao Zhou return static_cast<uint8_t>(BmcMode::BM_MODE); 984baf41c8SHao Zhou } 994baf41c8SHao Zhou 10015d4d21cSHao Zhou if (fs->exists(BM_SIGNAL_PATH, ec)) 1014baf41c8SHao Zhou { 10215d4d21cSHao Zhou if (!fs->exists(bmDriveCleaningFlagPath, ec)) 1034baf41c8SHao Zhou { 10415d4d21cSHao Zhou fs->create(bmDriveCleaningFlagPath); 1054baf41c8SHao Zhou } 1064baf41c8SHao Zhou 1078d618532SMichael Shen stdplus::print( 1084baf41c8SHao Zhou stderr, 1098d618532SMichael Shen "{} exists and no done/ack flag, we must be in BM cleaning mode\n", 1103f3ca035SBrandon Kim BM_SIGNAL_PATH); 1114baf41c8SHao Zhou return static_cast<uint8_t>(BmcMode::BM_CLEANING_MODE); 1124baf41c8SHao Zhou } 1134baf41c8SHao Zhou 1148d618532SMichael Shen stdplus::print( 1154baf41c8SHao Zhou stderr, 1164baf41c8SHao Zhou "Unable to find any BM state files so we must not be in BM mode\n"); 1175e70dc8cSNikhil Namjoshi return static_cast<uint8_t>(BmcMode::NON_BM_MODE); 1185e70dc8cSNikhil Namjoshi #endif 1195e70dc8cSNikhil Namjoshi } 1205e70dc8cSNikhil Namjoshi 1215e70dc8cSNikhil Namjoshi uint8_t Handler::getBmcMode() 1225e70dc8cSNikhil Namjoshi { 1235e70dc8cSNikhil Namjoshi // BM_CLEANING_MODE is not implemented yet 12415d4d21cSHao Zhou return isBmcInBareMetalMode(this->getFs()); 1255e70dc8cSNikhil Namjoshi } 1265e70dc8cSNikhil Namjoshi 127b69209b4SWilliam A. Kennington III std::tuple<std::uint8_t, std::string> 128b69209b4SWilliam A. Kennington III Handler::getEthDetails(std::string intf) const 129f085d91dSPatrick Venture { 130b69209b4SWilliam A. Kennington III if (intf.empty()) 131b69209b4SWilliam A. Kennington III { 132b69209b4SWilliam A. Kennington III intf = NCSI_IF_NAME_STR; 133b69209b4SWilliam A. Kennington III } 134b69209b4SWilliam A. Kennington III return std::make_tuple(::ipmi::getChannelByName(intf), std::move(intf)); 135f085d91dSPatrick Venture } 136f085d91dSPatrick Venture 137d2037c6aSPatrick Venture std::int64_t Handler::getRxPackets(const std::string& name) const 138d2037c6aSPatrick Venture { 139d2037c6aSPatrick Venture std::ostringstream opath; 140d2037c6aSPatrick Venture opath << "/sys/class/net/" << name << "/statistics/rx_packets"; 141d2037c6aSPatrick Venture std::string path = opath.str(); 142d2037c6aSPatrick Venture 143d2037c6aSPatrick Venture // Minor sanity & security check (of course, I'm less certain if unicode 144d2037c6aSPatrick Venture // comes into play here. 145d2037c6aSPatrick Venture // 146d2037c6aSPatrick Venture // Basically you can't easily inject ../ or /../ into the path below. 147d2037c6aSPatrick Venture if (name.find("/") != std::string::npos) 148d2037c6aSPatrick Venture { 1498d618532SMichael Shen stdplus::print(stderr, "Invalid or illegal name: '{}'\n", name); 150e5a06675SMichael Shen throw IpmiException(::ipmi::ccInvalidFieldRequest); 151d2037c6aSPatrick Venture } 152d2037c6aSPatrick Venture 153d2037c6aSPatrick Venture std::error_code ec; 15415d4d21cSHao Zhou if (!this->getFs()->exists(path, ec)) 155d2037c6aSPatrick Venture { 1568d618532SMichael Shen stdplus::print(stderr, "Path: '{}' doesn't exist.\n", path); 157e5a06675SMichael Shen throw IpmiException(::ipmi::ccInvalidFieldRequest); 158d2037c6aSPatrick Venture } 159d2037c6aSPatrick Venture // We're uninterested in the state of ec. 160d2037c6aSPatrick Venture 161d2037c6aSPatrick Venture int64_t count = 0; 162d2037c6aSPatrick Venture std::ifstream ifs; 163d2037c6aSPatrick Venture ifs.exceptions(std::ifstream::failbit); 164d2037c6aSPatrick Venture try 165d2037c6aSPatrick Venture { 166d2037c6aSPatrick Venture ifs.open(path); 167d2037c6aSPatrick Venture ifs >> count; 168d2037c6aSPatrick Venture } 169d2037c6aSPatrick Venture catch (std::ios_base::failure& fail) 170d2037c6aSPatrick Venture { 171e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 172d2037c6aSPatrick Venture } 173d2037c6aSPatrick Venture 174d2037c6aSPatrick Venture return count; 175d2037c6aSPatrick Venture } 176d2037c6aSPatrick Venture 177bb90d4fdSPatrick Venture VersionTuple Handler::getCpldVersion(unsigned int id) const 178bb90d4fdSPatrick Venture { 179bb90d4fdSPatrick Venture std::ostringstream opath; 180bb90d4fdSPatrick Venture opath << "/run/cpld" << id << ".version"; 181bb90d4fdSPatrick Venture // Check for file 182bb90d4fdSPatrick Venture 183bb90d4fdSPatrick Venture std::error_code ec; 18415d4d21cSHao Zhou if (!this->getFs()->exists(opath.str(), ec)) 185bb90d4fdSPatrick Venture { 1868d618532SMichael Shen stdplus::print(stderr, "Path: '{}' doesn't exist.\n", opath.str()); 187e5a06675SMichael Shen throw IpmiException(::ipmi::ccInvalidFieldRequest); 188bb90d4fdSPatrick Venture } 189bb90d4fdSPatrick Venture // We're uninterested in the state of ec. 190bb90d4fdSPatrick Venture 191bb90d4fdSPatrick Venture // If file exists, read. 192bb90d4fdSPatrick Venture std::ifstream ifs; 193bb90d4fdSPatrick Venture ifs.exceptions(std::ifstream::failbit); 194bb90d4fdSPatrick Venture std::string value; 195bb90d4fdSPatrick Venture try 196bb90d4fdSPatrick Venture { 197bb90d4fdSPatrick Venture ifs.open(opath.str()); 198bb90d4fdSPatrick Venture ifs >> value; 199bb90d4fdSPatrick Venture } 200bb90d4fdSPatrick Venture catch (std::ios_base::failure& fail) 201bb90d4fdSPatrick Venture { 202e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 203bb90d4fdSPatrick Venture } 204bb90d4fdSPatrick Venture 205bb90d4fdSPatrick Venture // If value parses as expected, return version. 206bb90d4fdSPatrick Venture VersionTuple version = std::make_tuple(0, 0, 0, 0); 207bb90d4fdSPatrick Venture 208444b5ea4SPatrick Williams int num_fields = std::sscanf(value.c_str(), 209444b5ea4SPatrick Williams "%" SCNu8 ".%" SCNu8 ".%" SCNu8 ".%" SCNu8, 210bb90d4fdSPatrick Venture &std::get<0>(version), &std::get<1>(version), 211bb90d4fdSPatrick Venture &std::get<2>(version), &std::get<3>(version)); 212bb90d4fdSPatrick Venture if (num_fields == 0) 213bb90d4fdSPatrick Venture { 2148d618532SMichael Shen stdplus::print(stderr, "Invalid version.\n"); 215e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 216bb90d4fdSPatrick Venture } 217bb90d4fdSPatrick Venture 218bb90d4fdSPatrick Venture return version; 219bb90d4fdSPatrick Venture } 220bb90d4fdSPatrick Venture 221aa374120SPatrick Venture static constexpr auto TIME_DELAY_FILENAME = "/run/psu_timedelay"; 222aa374120SPatrick Venture static constexpr auto SYSTEMD_SERVICE = "org.freedesktop.systemd1"; 223aa374120SPatrick Venture static constexpr auto SYSTEMD_ROOT = "/org/freedesktop/systemd1"; 224aa374120SPatrick Venture static constexpr auto SYSTEMD_INTERFACE = "org.freedesktop.systemd1.Manager"; 225aa374120SPatrick Venture static constexpr auto PSU_HARDRESET_TARGET = "gbmc-psu-hardreset.target"; 226aa374120SPatrick Venture 227aa374120SPatrick Venture void Handler::psuResetDelay(std::uint32_t delay) const 228aa374120SPatrick Venture { 229aa374120SPatrick Venture std::ofstream ofs; 230aa374120SPatrick Venture ofs.open(TIME_DELAY_FILENAME, std::ofstream::out); 231aa374120SPatrick Venture if (!ofs.good()) 232aa374120SPatrick Venture { 2338d618532SMichael Shen stdplus::print(stderr, "Unable to open file for output.\n"); 234e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 235aa374120SPatrick Venture } 236aa374120SPatrick Venture 237aa374120SPatrick Venture ofs << "PSU_HARDRESET_DELAY=" << delay << std::endl; 238aa374120SPatrick Venture if (ofs.fail()) 239aa374120SPatrick Venture { 2408d618532SMichael Shen stdplus::print(stderr, "Write failed\n"); 241aa374120SPatrick Venture ofs.close(); 242e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 243aa374120SPatrick Venture } 244aa374120SPatrick Venture 245aa374120SPatrick Venture // Write succeeded, please continue. 246aa374120SPatrick Venture ofs.flush(); 247aa374120SPatrick Venture ofs.close(); 248aa374120SPatrick Venture 249aa374120SPatrick Venture auto bus = sdbusplus::bus::new_default(); 250aa374120SPatrick Venture auto method = bus.new_method_call(SYSTEMD_SERVICE, SYSTEMD_ROOT, 251aa374120SPatrick Venture SYSTEMD_INTERFACE, "StartUnit"); 252aa374120SPatrick Venture 253aa374120SPatrick Venture method.append(PSU_HARDRESET_TARGET); 254aa374120SPatrick Venture method.append("replace"); 255aa374120SPatrick Venture 256aa374120SPatrick Venture try 257aa374120SPatrick Venture { 258aa374120SPatrick Venture bus.call_noreply(method); 259aa374120SPatrick Venture } 260aa374120SPatrick Venture catch (const sdbusplus::exception::SdBusError& ex) 261aa374120SPatrick Venture { 262aa374120SPatrick Venture log<level::ERR>("Failed to call PSU hard reset"); 263e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 264aa374120SPatrick Venture } 265aa374120SPatrick Venture } 266aa374120SPatrick Venture 267ac4a16f7SShounak Mitra static constexpr auto RESET_ON_SHUTDOWN_FILENAME = "/run/powercycle_on_s5"; 268ac4a16f7SShounak Mitra 269ac4a16f7SShounak Mitra void Handler::psuResetOnShutdown() const 270ac4a16f7SShounak Mitra { 271ac4a16f7SShounak Mitra std::ofstream ofs; 272ac4a16f7SShounak Mitra ofs.open(RESET_ON_SHUTDOWN_FILENAME, std::ofstream::out); 273ac4a16f7SShounak Mitra if (!ofs.good()) 274ac4a16f7SShounak Mitra { 2758d618532SMichael Shen stdplus::print(stderr, "Unable to open file for output.\n"); 276e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 277ac4a16f7SShounak Mitra } 278ac4a16f7SShounak Mitra ofs.close(); 279ac4a16f7SShounak Mitra } 280ac4a16f7SShounak Mitra 2813b1b427cSWilly Tu uint32_t Handler::getFlashSize() 2823b1b427cSWilly Tu { 2833b1b427cSWilly Tu mtd_info_t info; 2843b1b427cSWilly Tu int fd = open("/dev/mtd0", O_RDONLY); 2853b1b427cSWilly Tu int err = ioctl(fd, MEMGETINFO, &info); 2863b1b427cSWilly Tu close(fd); 2873b1b427cSWilly Tu 2883b1b427cSWilly Tu if (err) 2893b1b427cSWilly Tu { 290e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 2913b1b427cSWilly Tu } 2923b1b427cSWilly Tu return info.size; 2933b1b427cSWilly Tu } 2943b1b427cSWilly Tu 295ab650004SPatrick Venture std::string Handler::getEntityName(std::uint8_t id, std::uint8_t instance) 29607f85150SPatrick Venture { 297ab650004SPatrick Venture // Check if we support this Entity ID. 298ab650004SPatrick Venture auto it = _entityIdToName.find(id); 299ab650004SPatrick Venture if (it == _entityIdToName.end()) 30007f85150SPatrick Venture { 301ab650004SPatrick Venture log<level::ERR>("Unknown Entity ID", entry("ENTITY_ID=%d", id)); 302e5a06675SMichael Shen throw IpmiException(::ipmi::ccInvalidFieldRequest); 30307f85150SPatrick Venture } 30407f85150SPatrick Venture 305ab650004SPatrick Venture std::string entityName; 306ab650004SPatrick Venture try 30707f85150SPatrick Venture { 308ab650004SPatrick Venture // Parse the JSON config file. 309ab650004SPatrick Venture if (!_entityConfigParsed) 310ab650004SPatrick Venture { 311ab650004SPatrick Venture _entityConfig = parseConfig(_configFile); 312ab650004SPatrick Venture _entityConfigParsed = true; 31307f85150SPatrick Venture } 31407f85150SPatrick Venture 315ab650004SPatrick Venture // Find the "entity id:entity instance" mapping to entity name. 316ab650004SPatrick Venture entityName = readNameFromConfig(it->second, instance, _entityConfig); 317ab650004SPatrick Venture if (entityName.empty()) 318ab650004SPatrick Venture { 319e5a06675SMichael Shen throw IpmiException(::ipmi::ccInvalidFieldRequest); 320ab650004SPatrick Venture } 321ab650004SPatrick Venture } 322ab650004SPatrick Venture catch (InternalFailure& e) 323ab650004SPatrick Venture { 324e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 32507f85150SPatrick Venture } 32607f85150SPatrick Venture 327ab650004SPatrick Venture return entityName; 328ab650004SPatrick Venture } 329ab650004SPatrick Venture 33029f35bceSWilliam A. Kennington III std::string Handler::getMachineName() 33129f35bceSWilliam A. Kennington III { 33229f35bceSWilliam A. Kennington III const char* path = "/etc/os-release"; 33329f35bceSWilliam A. Kennington III std::ifstream ifs(path); 33429f35bceSWilliam A. Kennington III if (ifs.fail()) 33529f35bceSWilliam A. Kennington III { 3368d618532SMichael Shen stdplus::print(stderr, "Failed to open: {}\n", path); 337e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 33829f35bceSWilliam A. Kennington III } 33929f35bceSWilliam A. Kennington III 34029f35bceSWilliam A. Kennington III std::string line; 34129f35bceSWilliam A. Kennington III while (true) 34229f35bceSWilliam A. Kennington III { 34329f35bceSWilliam A. Kennington III std::getline(ifs, line); 34429f35bceSWilliam A. Kennington III if (ifs.eof()) 34529f35bceSWilliam A. Kennington III { 3468d618532SMichael Shen stdplus::print(stderr, 3478d618532SMichael Shen "Failed to find OPENBMC_TARGET_MACHINE: {}\n", path); 348e5a06675SMichael Shen throw IpmiException(::ipmi::ccInvalidCommand); 34929f35bceSWilliam A. Kennington III } 35029f35bceSWilliam A. Kennington III if (ifs.fail()) 35129f35bceSWilliam A. Kennington III { 3528d618532SMichael Shen stdplus::print(stderr, "Failed to read: {}\n", path); 353e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 35429f35bceSWilliam A. Kennington III } 35529f35bceSWilliam A. Kennington III std::string_view lineView(line); 35629f35bceSWilliam A. Kennington III constexpr std::string_view prefix = "OPENBMC_TARGET_MACHINE="; 35729f35bceSWilliam A. Kennington III if (lineView.substr(0, prefix.size()) != prefix) 35829f35bceSWilliam A. Kennington III { 35929f35bceSWilliam A. Kennington III continue; 36029f35bceSWilliam A. Kennington III } 36129f35bceSWilliam A. Kennington III lineView.remove_prefix(prefix.size()); 36229f35bceSWilliam A. Kennington III lineView.remove_prefix( 36329f35bceSWilliam A. Kennington III std::min(lineView.find_first_not_of('"'), lineView.size())); 36429f35bceSWilliam A. Kennington III lineView.remove_suffix( 36529f35bceSWilliam A. Kennington III lineView.size() - 1 - 36629f35bceSWilliam A. Kennington III std::min(lineView.find_last_not_of('"'), lineView.size() - 1)); 36729f35bceSWilliam A. Kennington III return std::string(lineView); 36829f35bceSWilliam A. Kennington III } 36929f35bceSWilliam A. Kennington III } 37029f35bceSWilliam A. Kennington III 3718cfa4c44Slinyuny static constexpr auto HOST_TIME_DELAY_FILENAME = "/run/host_poweroff_delay"; 3728cfa4c44Slinyuny static constexpr auto HOST_POWEROFF_TARGET = "gbmc-host-poweroff.target"; 3738cfa4c44Slinyuny 3748cfa4c44Slinyuny void Handler::hostPowerOffDelay(std::uint32_t delay) const 3758cfa4c44Slinyuny { 3768cfa4c44Slinyuny // Set time delay 3778cfa4c44Slinyuny std::ofstream ofs; 3788cfa4c44Slinyuny ofs.open(HOST_TIME_DELAY_FILENAME, std::ofstream::out); 3798cfa4c44Slinyuny if (!ofs.good()) 3808cfa4c44Slinyuny { 3818d618532SMichael Shen stdplus::print(stderr, "Unable to open file for output.\n"); 382e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 3838cfa4c44Slinyuny } 3848cfa4c44Slinyuny 3858cfa4c44Slinyuny ofs << "HOST_POWEROFF_DELAY=" << delay << std::endl; 3868cfa4c44Slinyuny ofs.close(); 3878cfa4c44Slinyuny if (ofs.fail()) 3888cfa4c44Slinyuny { 3898d618532SMichael Shen stdplus::print(stderr, "Write failed\n"); 390e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 3918cfa4c44Slinyuny } 3928cfa4c44Slinyuny 3938cfa4c44Slinyuny // Write succeeded, please continue. 3948cfa4c44Slinyuny auto bus = sdbusplus::bus::new_default(); 3958cfa4c44Slinyuny auto method = bus.new_method_call(SYSTEMD_SERVICE, SYSTEMD_ROOT, 3968cfa4c44Slinyuny SYSTEMD_INTERFACE, "StartUnit"); 3978cfa4c44Slinyuny 3988cfa4c44Slinyuny method.append(HOST_POWEROFF_TARGET); 3998cfa4c44Slinyuny method.append("replace"); 4008cfa4c44Slinyuny 4018cfa4c44Slinyuny try 4028cfa4c44Slinyuny { 4038cfa4c44Slinyuny bus.call_noreply(method); 4048cfa4c44Slinyuny } 4058cfa4c44Slinyuny catch (const sdbusplus::exception::SdBusError& ex) 4068cfa4c44Slinyuny { 4078cfa4c44Slinyuny log<level::ERR>("Failed to call Power Off", 4088cfa4c44Slinyuny entry("WHAT=%s", ex.what())); 409e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 4108cfa4c44Slinyuny } 4118cfa4c44Slinyuny } 4128cfa4c44Slinyuny 413ab650004SPatrick Venture std::string readNameFromConfig(const std::string& type, uint8_t instance, 414ab650004SPatrick Venture const Json& config) 41507f85150SPatrick Venture { 41607f85150SPatrick Venture static const std::vector<Json> empty{}; 41707f85150SPatrick Venture std::vector<Json> readings = config.value(type, empty); 41807f85150SPatrick Venture std::string name = ""; 419ab650004SPatrick Venture 42007f85150SPatrick Venture for (const auto& j : readings) 42107f85150SPatrick Venture { 42207f85150SPatrick Venture uint8_t instanceNum = j.value("instance", 0); 42307f85150SPatrick Venture // Not the instance we're interested in 42407f85150SPatrick Venture if (instanceNum != instance) 42507f85150SPatrick Venture { 42607f85150SPatrick Venture continue; 42707f85150SPatrick Venture } 42807f85150SPatrick Venture 42907f85150SPatrick Venture // Found the instance we're interested in 43007f85150SPatrick Venture name = j.value("name", ""); 43107f85150SPatrick Venture 43207f85150SPatrick Venture break; 43307f85150SPatrick Venture } 434ab650004SPatrick Venture 43507f85150SPatrick Venture return name; 43607f85150SPatrick Venture } 43707f85150SPatrick Venture 43849f23ad9SPatrick Venture void Handler::buildI2cPcieMapping() 43949f23ad9SPatrick Venture { 44049f23ad9SPatrick Venture _pcie_i2c_map = buildPcieMap(); 44149f23ad9SPatrick Venture } 44249f23ad9SPatrick Venture 44349f23ad9SPatrick Venture size_t Handler::getI2cPcieMappingSize() const 44449f23ad9SPatrick Venture { 44549f23ad9SPatrick Venture return _pcie_i2c_map.size(); 44649f23ad9SPatrick Venture } 44749f23ad9SPatrick Venture 44849f23ad9SPatrick Venture std::tuple<std::uint32_t, std::string> 44949f23ad9SPatrick Venture Handler::getI2cEntry(unsigned int entry) const 45049f23ad9SPatrick Venture { 45149f23ad9SPatrick Venture return _pcie_i2c_map[entry]; 45249f23ad9SPatrick Venture } 45349f23ad9SPatrick Venture 4544f0d1de6SSteve Foreman namespace 4554f0d1de6SSteve Foreman { 4564f0d1de6SSteve Foreman 4574f0d1de6SSteve Foreman static constexpr std::string_view ACCEL_OOB_ROOT = "/com/google/customAccel/"; 4584f0d1de6SSteve Foreman static constexpr char ACCEL_OOB_SERVICE[] = "com.google.custom_accel"; 4594f0d1de6SSteve Foreman static constexpr char ACCEL_OOB_INTERFACE[] = "com.google.custom_accel.BAR"; 4604f0d1de6SSteve Foreman 4614f0d1de6SSteve Foreman // C type for "a{oa{sa{sv}}}" from DBus.ObjectManager::GetManagedObjects() 4624f0d1de6SSteve Foreman using AnyType = std::variant<std::string, uint8_t, uint32_t, uint64_t>; 4634f0d1de6SSteve Foreman using AnyTypeList = std::vector<std::pair<std::string, AnyType>>; 4644f0d1de6SSteve Foreman using NamedArrayOfAnyTypeLists = 4654f0d1de6SSteve Foreman std::vector<std::pair<std::string, AnyTypeList>>; 4664f0d1de6SSteve Foreman using ArrayOfObjectPathsAndTieredAnyTypeLists = std::vector< 4674f0d1de6SSteve Foreman std::pair<sdbusplus::message::object_path, NamedArrayOfAnyTypeLists>>; 4684f0d1de6SSteve Foreman 4694f0d1de6SSteve Foreman } // namespace 4704f0d1de6SSteve Foreman 47165371228SPatrick Williams sdbusplus::bus_t Handler::getDbus() const 4724f0d1de6SSteve Foreman { 4734f0d1de6SSteve Foreman return sdbusplus::bus::new_default(); 4744f0d1de6SSteve Foreman } 4754f0d1de6SSteve Foreman 47615d4d21cSHao Zhou const std::unique_ptr<FileSystemInterface>& Handler::getFs() const 47715d4d21cSHao Zhou { 47815d4d21cSHao Zhou return this->fsPtr; 47915d4d21cSHao Zhou } 48015d4d21cSHao Zhou 4814f0d1de6SSteve Foreman uint32_t Handler::accelOobDeviceCount() const 4824f0d1de6SSteve Foreman { 4834f0d1de6SSteve Foreman ArrayOfObjectPathsAndTieredAnyTypeLists data; 4844f0d1de6SSteve Foreman 4854f0d1de6SSteve Foreman try 4864f0d1de6SSteve Foreman { 4870e928ac6SMichael Shen auto bus = getDbus(); 4884f0d1de6SSteve Foreman auto method = bus.new_method_call(ACCEL_OOB_SERVICE, "/", 4894f0d1de6SSteve Foreman "org.freedesktop.DBus.ObjectManager", 4904f0d1de6SSteve Foreman "GetManagedObjects"); 4914f0d1de6SSteve Foreman bus.call(method).read(data); 4924f0d1de6SSteve Foreman } 4934f0d1de6SSteve Foreman catch (const sdbusplus::exception::SdBusError& ex) 4944f0d1de6SSteve Foreman { 4954f0d1de6SSteve Foreman log<level::ERR>( 4964f0d1de6SSteve Foreman "Failed to call GetManagedObjects on com.google.custom_accel", 4974f0d1de6SSteve Foreman entry("WHAT=%s", ex.what())); 498e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 4994f0d1de6SSteve Foreman } 5004f0d1de6SSteve Foreman 5014f0d1de6SSteve Foreman return data.size(); 5024f0d1de6SSteve Foreman } 5034f0d1de6SSteve Foreman 5044f0d1de6SSteve Foreman std::string Handler::accelOobDeviceName(size_t index) const 5054f0d1de6SSteve Foreman { 5064f0d1de6SSteve Foreman ArrayOfObjectPathsAndTieredAnyTypeLists data; 5074f0d1de6SSteve Foreman 5084f0d1de6SSteve Foreman try 5094f0d1de6SSteve Foreman { 5100e928ac6SMichael Shen auto bus = getDbus(); 5114f0d1de6SSteve Foreman auto method = bus.new_method_call(ACCEL_OOB_SERVICE, "/", 5124f0d1de6SSteve Foreman "org.freedesktop.DBus.ObjectManager", 5134f0d1de6SSteve Foreman "GetManagedObjects"); 5144f0d1de6SSteve Foreman bus.call(method).read(data); 5154f0d1de6SSteve Foreman } 5164f0d1de6SSteve Foreman catch (const sdbusplus::exception::SdBusError& ex) 5174f0d1de6SSteve Foreman { 5184f0d1de6SSteve Foreman log<level::ERR>( 5194f0d1de6SSteve Foreman "Failed to call GetManagedObjects on com.google.custom_accel", 5204f0d1de6SSteve Foreman entry("WHAT=%s", ex.what())); 521e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 5224f0d1de6SSteve Foreman } 5234f0d1de6SSteve Foreman 5244f0d1de6SSteve Foreman if (index >= data.size()) 5254f0d1de6SSteve Foreman { 5264f0d1de6SSteve Foreman log<level::WARNING>( 5274f0d1de6SSteve Foreman "Requested index is larger than the number of entries.", 5284f0d1de6SSteve Foreman entry("INDEX=%zu", index), entry("NUM_NAMES=%zu", data.size())); 529e5a06675SMichael Shen throw IpmiException(::ipmi::ccParmOutOfRange); 5304f0d1de6SSteve Foreman } 5314f0d1de6SSteve Foreman 5324f0d1de6SSteve Foreman std::string_view name(data[index].first.str); 5334f0d1de6SSteve Foreman if (!name.starts_with(ACCEL_OOB_ROOT)) 5344f0d1de6SSteve Foreman { 535e5a06675SMichael Shen throw IpmiException(::ipmi::ccInvalidCommand); 5364f0d1de6SSteve Foreman } 5374f0d1de6SSteve Foreman name.remove_prefix(ACCEL_OOB_ROOT.length()); 5384f0d1de6SSteve Foreman return std::string(name); 5394f0d1de6SSteve Foreman } 5404f0d1de6SSteve Foreman 5414f0d1de6SSteve Foreman uint64_t Handler::accelOobRead(std::string_view name, uint64_t address, 5424f0d1de6SSteve Foreman uint8_t num_bytes) const 5434f0d1de6SSteve Foreman { 5444f0d1de6SSteve Foreman static constexpr char ACCEL_OOB_METHOD[] = "Read"; 5454f0d1de6SSteve Foreman 5464f0d1de6SSteve Foreman std::string object_name(ACCEL_OOB_ROOT); 5474f0d1de6SSteve Foreman object_name.append(name); 5484f0d1de6SSteve Foreman 5490e928ac6SMichael Shen auto bus = getDbus(); 5504f0d1de6SSteve Foreman auto method = bus.new_method_call(ACCEL_OOB_SERVICE, object_name.c_str(), 5514f0d1de6SSteve Foreman ACCEL_OOB_INTERFACE, ACCEL_OOB_METHOD); 5524f0d1de6SSteve Foreman method.append(address, static_cast<uint64_t>(num_bytes)); 5534f0d1de6SSteve Foreman 5544f0d1de6SSteve Foreman std::vector<uint8_t> bytes; 5554f0d1de6SSteve Foreman 5564f0d1de6SSteve Foreman try 5574f0d1de6SSteve Foreman { 5584f0d1de6SSteve Foreman bus.call(method).read(bytes); 5594f0d1de6SSteve Foreman } 5604f0d1de6SSteve Foreman catch (const sdbusplus::exception::SdBusError& ex) 5614f0d1de6SSteve Foreman { 5624f0d1de6SSteve Foreman log<level::ERR>("Failed to call Read on com.google.custom_accel", 5634f0d1de6SSteve Foreman entry("WHAT=%s", ex.what()), 5644f0d1de6SSteve Foreman entry("DBUS_SERVICE=%s", ACCEL_OOB_SERVICE), 5654f0d1de6SSteve Foreman entry("DBUS_OBJECT=%s", object_name.c_str()), 5664f0d1de6SSteve Foreman entry("DBUS_INTERFACE=%s", ACCEL_OOB_INTERFACE), 5674f0d1de6SSteve Foreman entry("DBUS_METHOD=%s", ACCEL_OOB_METHOD), 5684f0d1de6SSteve Foreman entry("DBUS_ARG_ADDRESS=%016llx", address), 5694f0d1de6SSteve Foreman entry("DBUS_ARG_NUM_BYTES=%zu", (size_t)num_bytes)); 570e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 5714f0d1de6SSteve Foreman } 5724f0d1de6SSteve Foreman 5734f0d1de6SSteve Foreman if (bytes.size() < num_bytes) 5744f0d1de6SSteve Foreman { 5754f0d1de6SSteve Foreman log<level::ERR>( 5764f0d1de6SSteve Foreman "Call to Read on com.google.custom_accel didn't return the expected" 5774f0d1de6SSteve Foreman " number of bytes.", 5784f0d1de6SSteve Foreman entry("DBUS_SERVICE=%s", ACCEL_OOB_SERVICE), 5794f0d1de6SSteve Foreman entry("DBUS_OBJECT=%s", object_name.c_str()), 5804f0d1de6SSteve Foreman entry("DBUS_INTERFACE=%s", ACCEL_OOB_INTERFACE), 5814f0d1de6SSteve Foreman entry("DBUS_METHOD=%s", ACCEL_OOB_METHOD), 5824f0d1de6SSteve Foreman entry("DBUS_ARG_ADDRESS=%016llx", address), 5834f0d1de6SSteve Foreman entry("DBUS_ARG_NUM_BYTES=%zu", (size_t)num_bytes), 5844f0d1de6SSteve Foreman entry("DBUS_RETURN_SIZE=%zu", bytes.size())); 585e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 5864f0d1de6SSteve Foreman } 5874f0d1de6SSteve Foreman 5884f0d1de6SSteve Foreman if (bytes.size() > sizeof(uint64_t)) 5894f0d1de6SSteve Foreman { 5904f0d1de6SSteve Foreman log<level::ERR>( 5914f0d1de6SSteve Foreman "Call to Read on com.google.custom_accel returned more than 8B.", 5924f0d1de6SSteve Foreman entry("DBUS_SERVICE=%s", ACCEL_OOB_SERVICE), 5934f0d1de6SSteve Foreman entry("DBUS_OBJECT=%s", object_name.c_str()), 5944f0d1de6SSteve Foreman entry("DBUS_INTERFACE=%s", ACCEL_OOB_INTERFACE), 5954f0d1de6SSteve Foreman entry("DBUS_METHOD=%s", ACCEL_OOB_METHOD), 5964f0d1de6SSteve Foreman entry("DBUS_ARG_ADDRESS=%016llx", address), 5974f0d1de6SSteve Foreman entry("DBUS_ARG_NUM_BYTES=%zu", (size_t)num_bytes), 5984f0d1de6SSteve Foreman entry("DBUS_RETURN_SIZE=%zu", bytes.size())); 599e5a06675SMichael Shen throw IpmiException(::ipmi::ccReqDataTruncated); 6004f0d1de6SSteve Foreman } 6014f0d1de6SSteve Foreman 6024f0d1de6SSteve Foreman uint64_t data = 0; 6034f0d1de6SSteve Foreman for (size_t i = 0; i < num_bytes; ++i) 6044f0d1de6SSteve Foreman { 6054f0d1de6SSteve Foreman data = (data << 8) | bytes[i]; 6064f0d1de6SSteve Foreman } 6074f0d1de6SSteve Foreman 6084f0d1de6SSteve Foreman return data; 6094f0d1de6SSteve Foreman } 6104f0d1de6SSteve Foreman 6114f0d1de6SSteve Foreman void Handler::accelOobWrite(std::string_view name, uint64_t address, 6124f0d1de6SSteve Foreman uint8_t num_bytes, uint64_t data) const 6134f0d1de6SSteve Foreman { 6144f0d1de6SSteve Foreman static constexpr std::string_view ACCEL_OOB_METHOD = "Write"; 6154f0d1de6SSteve Foreman 6164f0d1de6SSteve Foreman std::string object_name(ACCEL_OOB_ROOT); 6174f0d1de6SSteve Foreman object_name.append(name); 6184f0d1de6SSteve Foreman 6194f0d1de6SSteve Foreman if (num_bytes > sizeof(data)) 6204f0d1de6SSteve Foreman { 6214f0d1de6SSteve Foreman log<level::ERR>( 6224f0d1de6SSteve Foreman "Call to Write on com.google.custom_accel requested more than 8B.", 6234f0d1de6SSteve Foreman entry("DBUS_SERVICE=%s", ACCEL_OOB_SERVICE), 6244f0d1de6SSteve Foreman entry("DBUS_OBJECT=%s", object_name.c_str()), 6254f0d1de6SSteve Foreman entry("DBUS_INTERFACE=%s", ACCEL_OOB_INTERFACE), 6264f0d1de6SSteve Foreman entry("DBUS_METHOD=%s", ACCEL_OOB_METHOD.data()), 6274f0d1de6SSteve Foreman entry("DBUS_ARG_ADDRESS=%016llx", address), 6284f0d1de6SSteve Foreman entry("DBUS_ARG_NUM_BYTES=%zu", (size_t)num_bytes), 6294f0d1de6SSteve Foreman entry("DBUS_ARG_DATA=%016llx", data)); 630e5a06675SMichael Shen throw IpmiException(::ipmi::ccParmOutOfRange); 6314f0d1de6SSteve Foreman } 6324f0d1de6SSteve Foreman 6334f0d1de6SSteve Foreman std::vector<uint8_t> bytes; 6344f0d1de6SSteve Foreman bytes.reserve(num_bytes); 6354f0d1de6SSteve Foreman for (size_t i = 0; i < num_bytes; ++i) 6364f0d1de6SSteve Foreman { 6374f0d1de6SSteve Foreman bytes.emplace_back(data & 0xff); 6384f0d1de6SSteve Foreman data >>= 8; 6394f0d1de6SSteve Foreman } 6404f0d1de6SSteve Foreman 6414f0d1de6SSteve Foreman try 6424f0d1de6SSteve Foreman { 6430e928ac6SMichael Shen auto bus = getDbus(); 6444f0d1de6SSteve Foreman auto method = 6454f0d1de6SSteve Foreman bus.new_method_call(ACCEL_OOB_SERVICE, object_name.c_str(), 6464f0d1de6SSteve Foreman ACCEL_OOB_INTERFACE, ACCEL_OOB_METHOD.data()); 6474f0d1de6SSteve Foreman method.append(address, bytes); 6484f0d1de6SSteve Foreman bus.call_noreply(method); 6494f0d1de6SSteve Foreman } 6504f0d1de6SSteve Foreman catch (const sdbusplus::exception::SdBusError& ex) 6514f0d1de6SSteve Foreman { 6524f0d1de6SSteve Foreman log<level::ERR>("Failed to call Write on com.google.custom_accel", 6534f0d1de6SSteve Foreman entry("WHAT=%s", ex.what()), 6544f0d1de6SSteve Foreman entry("DBUS_SERVICE=%s", ACCEL_OOB_SERVICE), 6554f0d1de6SSteve Foreman entry("DBUS_OBJECT=%s", object_name.c_str()), 6564f0d1de6SSteve Foreman entry("DBUS_INTERFACE=%s", ACCEL_OOB_INTERFACE), 6574f0d1de6SSteve Foreman entry("DBUS_METHOD=%s", ACCEL_OOB_METHOD.data()), 6584f0d1de6SSteve Foreman entry("DBUS_ARG_ADDRESS=%016llx", address), 6594f0d1de6SSteve Foreman entry("DBUS_ARG_NUM_BYTES=%zu", (size_t)num_bytes), 6604f0d1de6SSteve Foreman entry("DBUS_ARG_DATA=%016llx", data)); 661e5a06675SMichael Shen throw IpmiException(::ipmi::ccUnspecifiedError); 6624f0d1de6SSteve Foreman } 6634f0d1de6SSteve Foreman } 6644f0d1de6SSteve Foreman 6656c71b0f9SWilly Tu std::vector<uint8_t> Handler::pcieBifurcation(uint8_t index) 6666c71b0f9SWilly Tu { 6676c71b0f9SWilly Tu return bifurcationHelper.get().getBifurcation(index).value_or( 6686c71b0f9SWilly Tu std::vector<uint8_t>{}); 6696c71b0f9SWilly Tu } 6706c71b0f9SWilly Tu 671a92d0e6bSJohn Wedig static constexpr auto BARE_METAL_TARGET = "gbmc-bare-metal-active.target"; 672a92d0e6bSJohn Wedig 673a92d0e6bSJohn Wedig void Handler::linuxBootDone() const 674a92d0e6bSJohn Wedig { 67515d4d21cSHao Zhou if (isBmcInBareMetalMode(this->fsPtr) != 67615d4d21cSHao Zhou static_cast<uint8_t>(BmcMode::BM_MODE)) 677a92d0e6bSJohn Wedig { 678a92d0e6bSJohn Wedig return; 679a92d0e6bSJohn Wedig } 680a92d0e6bSJohn Wedig 681a92d0e6bSJohn Wedig log<level::INFO>("LinuxBootDone: Disabling IPMI"); 682a92d0e6bSJohn Wedig 683a92d0e6bSJohn Wedig // Start the bare metal active systemd target. 684a92d0e6bSJohn Wedig auto bus = sdbusplus::bus::new_default(); 685a92d0e6bSJohn Wedig auto method = bus.new_method_call(SYSTEMD_SERVICE, SYSTEMD_ROOT, 686a92d0e6bSJohn Wedig SYSTEMD_INTERFACE, "StartUnit"); 687a92d0e6bSJohn Wedig 688a92d0e6bSJohn Wedig method.append(BARE_METAL_TARGET); 689a92d0e6bSJohn Wedig method.append("replace"); 690a92d0e6bSJohn Wedig 691a92d0e6bSJohn Wedig try 692a92d0e6bSJohn Wedig { 693a92d0e6bSJohn Wedig bus.call_noreply(method); 694a92d0e6bSJohn Wedig } 695a92d0e6bSJohn Wedig catch (const sdbusplus::exception::SdBusError& ex) 696a92d0e6bSJohn Wedig { 697a92d0e6bSJohn Wedig log<level::ERR>("Failed to start bare metal active systemd target", 698a92d0e6bSJohn Wedig entry("WHAT=%s", ex.what())); 699a92d0e6bSJohn Wedig throw IpmiException(::ipmi::ccUnspecifiedError); 700a92d0e6bSJohn Wedig } 701a92d0e6bSJohn Wedig } 702a92d0e6bSJohn Wedig 703*d455bfd6SGaurav Gandhi static constexpr char ACCEL_POWER_SERVICE[] = "xyz.openbmc_project.AccelPower"; 704*d455bfd6SGaurav Gandhi static constexpr char ACCEL_POWER_PATH_PREFIX[] = 705*d455bfd6SGaurav Gandhi "/xyz/openbmc_project/control/accel_power_"; 706*d455bfd6SGaurav Gandhi static constexpr char POWER_MODE_IFC[] = 707*d455bfd6SGaurav Gandhi "xyz.openbmc_project.Control.Power.Mode"; 708*d455bfd6SGaurav Gandhi 709*d455bfd6SGaurav Gandhi void Handler::accelSetVrSettings(::ipmi::Context::ptr ctx, uint8_t chip_id, 710*d455bfd6SGaurav Gandhi uint8_t settings_id, uint16_t value) const 711*d455bfd6SGaurav Gandhi { 712*d455bfd6SGaurav Gandhi int vrSettingsReq; 713*d455bfd6SGaurav Gandhi boost::system::error_code ec; 714*d455bfd6SGaurav Gandhi if (_vrSettingsMap.find(settings_id) == _vrSettingsMap.end()) 715*d455bfd6SGaurav Gandhi { 716*d455bfd6SGaurav Gandhi log<level::ERR>("Settings ID is not supported", 717*d455bfd6SGaurav Gandhi entry("settings_id=%d", settings_id)); 718*d455bfd6SGaurav Gandhi throw IpmiException(::ipmi::ccParmOutOfRange); 719*d455bfd6SGaurav Gandhi } 720*d455bfd6SGaurav Gandhi 721*d455bfd6SGaurav Gandhi vrSettingsReq = static_cast<int>(settings_id | value << 8); 722*d455bfd6SGaurav Gandhi std::string object_name( 723*d455bfd6SGaurav Gandhi std::format("{}{}", ACCEL_POWER_PATH_PREFIX, chip_id)); 724*d455bfd6SGaurav Gandhi 725*d455bfd6SGaurav Gandhi std::variant<int> val = vrSettingsReq; 726*d455bfd6SGaurav Gandhi ctx->bus->yield_method_call(ctx->yield, ec, ACCEL_POWER_SERVICE, 727*d455bfd6SGaurav Gandhi object_name.c_str(), 728*d455bfd6SGaurav Gandhi "org.freedesktop.DBus.Properties", "Set", 729*d455bfd6SGaurav Gandhi POWER_MODE_IFC, "PowerMode", val); 730*d455bfd6SGaurav Gandhi if (ec) 731*d455bfd6SGaurav Gandhi { 732*d455bfd6SGaurav Gandhi log<level::ERR>("Failed to set PowerMode property"); 733*d455bfd6SGaurav Gandhi throw IpmiException(::ipmi::ccUnspecifiedError); 734*d455bfd6SGaurav Gandhi } 735*d455bfd6SGaurav Gandhi } 736*d455bfd6SGaurav Gandhi 737*d455bfd6SGaurav Gandhi static constexpr char EXTERNAL_SENSOR_SERVICE[] = 738*d455bfd6SGaurav Gandhi "xyz.openbmc_project.ExternalSensor"; 739*d455bfd6SGaurav Gandhi static constexpr char EXTERNAL_SENSOR_PATH_PREFIX[] = 740*d455bfd6SGaurav Gandhi "/xyz/openbmc_project/sensors/power/"; 741*d455bfd6SGaurav Gandhi static constexpr char SENSOR_VALUE_IFC[] = "xyz.openbmc_project.Sensor.Value"; 742*d455bfd6SGaurav Gandhi 743*d455bfd6SGaurav Gandhi uint16_t Handler::accelGetVrSettings(::ipmi::Context::ptr ctx, uint8_t chip_id, 744*d455bfd6SGaurav Gandhi uint8_t settings_id) const 745*d455bfd6SGaurav Gandhi { 746*d455bfd6SGaurav Gandhi Value value; 747*d455bfd6SGaurav Gandhi boost::system::error_code ec; 748*d455bfd6SGaurav Gandhi std::string object_name(std::format("{}{}{}", EXTERNAL_SENSOR_PATH_PREFIX, 749*d455bfd6SGaurav Gandhi _vrSettingsMap.at(settings_id), 750*d455bfd6SGaurav Gandhi chip_id)); 751*d455bfd6SGaurav Gandhi 752*d455bfd6SGaurav Gandhi if (_vrSettingsMap.find(settings_id) == _vrSettingsMap.end()) 753*d455bfd6SGaurav Gandhi { 754*d455bfd6SGaurav Gandhi log<level::ERR>("Settings ID is not supported", 755*d455bfd6SGaurav Gandhi entry("settings_id=%d", settings_id)); 756*d455bfd6SGaurav Gandhi throw IpmiException(::ipmi::ccParmOutOfRange); 757*d455bfd6SGaurav Gandhi } 758*d455bfd6SGaurav Gandhi 759*d455bfd6SGaurav Gandhi value = ctx->bus->yield_method_call<std::variant<double>>( 760*d455bfd6SGaurav Gandhi ctx->yield, ec, EXTERNAL_SENSOR_SERVICE, object_name.c_str(), 761*d455bfd6SGaurav Gandhi "org.freedesktop.DBus.Properties", "Get", SENSOR_VALUE_IFC, "Value"); 762*d455bfd6SGaurav Gandhi if (ec) 763*d455bfd6SGaurav Gandhi { 764*d455bfd6SGaurav Gandhi log<level::ERR>("accelGetVrSettings: Failed to call GetObject "); 765*d455bfd6SGaurav Gandhi throw IpmiException(::ipmi::ccUnspecifiedError); 766*d455bfd6SGaurav Gandhi } 767*d455bfd6SGaurav Gandhi 768*d455bfd6SGaurav Gandhi return static_cast<uint16_t>(std::get<double>(value)); 769*d455bfd6SGaurav Gandhi } 770f085d91dSPatrick Venture } // namespace ipmi 771f085d91dSPatrick Venture } // namespace google 772