Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 1 | #include "config.h" |
| 2 | |
| 3 | #include "chassis.hpp" |
| 4 | |
Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 5 | #include <iostream> |
| 6 | |
| 7 | using namespace phosphor::logging; |
| 8 | using namespace phosphor::power::util; |
| 9 | namespace phosphor::power::chassis |
| 10 | { |
| 11 | |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 12 | constexpr auto powerSystemsInputsObjPath = |
| 13 | "/xyz/openbmc_project/power/power_supplies/chassis{}/psus"; |
Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 14 | constexpr auto IBMCFFPSInterface = |
| 15 | "xyz.openbmc_project.Configuration.IBMCFFPSConnector"; |
| 16 | constexpr auto chassisIdProp = "SlotNumber"; |
| 17 | constexpr auto i2cBusProp = "I2CBus"; |
| 18 | constexpr auto i2cAddressProp = "I2CAddress"; |
| 19 | constexpr auto psuNameProp = "Name"; |
| 20 | constexpr auto presLineName = "NamedPresenceGpio"; |
| 21 | constexpr auto supportedConfIntf = |
| 22 | "xyz.openbmc_project.Configuration.SupportedConfiguration"; |
| 23 | const auto deviceDirPath = "/sys/bus/i2c/devices/"; |
| 24 | const auto driverDirName = "/driver"; |
| 25 | |
| 26 | const auto entityMgrService = "xyz.openbmc_project.EntityManager"; |
| 27 | const auto decoratorChassisId = "xyz.openbmc_project.Inventory.Decorator.Slot"; |
| 28 | |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 29 | constexpr auto INPUT_HISTORY_SYNC_DELAY = 5; |
| 30 | |
Faisal Awada | 348168b | 2025-07-08 11:23:02 -0500 | [diff] [blame] | 31 | Chassis::Chassis(sdbusplus::bus_t& bus, const std::string& chassisPath, |
| 32 | const sdeventplus::Event& e) : |
Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 33 | bus(bus), chassisPath(chassisPath), |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 34 | chassisPathUniqueId(getChassisPathUniqueId(chassisPath)), |
| 35 | powerSystemInputs( |
| 36 | bus, std::format(powerSystemsInputsObjPath, chassisPathUniqueId)), |
| 37 | eventLoop(e) |
Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 38 | { |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 39 | saveChassisName(); |
Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 40 | getPSUConfiguration(); |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 41 | getSupportedConfiguration(); |
Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 42 | } |
| 43 | |
| 44 | void Chassis::getPSUConfiguration() |
| 45 | { |
Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 46 | auto depth = 0; |
| 47 | |
| 48 | try |
| 49 | { |
| 50 | if (chassisPathUniqueId == invalidObjectPathUniqueId) |
| 51 | { |
| 52 | lg2::error("Chassis does not have chassis ID: {CHASSISPATH}", |
| 53 | "CHASSISPATH", chassisPath); |
| 54 | return; |
| 55 | } |
| 56 | auto connectorsSubTree = getSubTree(bus, "/", IBMCFFPSInterface, depth); |
| 57 | for (const auto& [path, services] : connectorsSubTree) |
| 58 | { |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 59 | if (chassisPathUniqueId == getParentEMUniqueId(bus, path)) |
Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 60 | { |
| 61 | // For each object in the array of objects, I want |
| 62 | // to get properties from the service, path, and |
| 63 | // interface. |
| 64 | auto properties = getAllProperties(bus, path, IBMCFFPSInterface, |
| 65 | entityMgrService); |
| 66 | getPSUProperties(properties); |
| 67 | } |
| 68 | } |
| 69 | } |
| 70 | catch (const sdbusplus::exception_t& e) |
| 71 | { |
| 72 | lg2::error("Failed while getting configuration - exception: {ERROR}", |
| 73 | "ERROR", e); |
| 74 | } |
| 75 | |
| 76 | if (psus.empty()) |
| 77 | { |
| 78 | // Interface or properties not found. Let the Interfaces Added callback |
| 79 | // process the information once the interfaces are added to D-Bus. |
| 80 | lg2::info("No power supplies to monitor"); |
| 81 | } |
| 82 | } |
| 83 | |
| 84 | void Chassis::getPSUProperties(util::DbusPropertyMap& properties) |
| 85 | { |
| 86 | std::string basePSUInvPath = chassisPath + "/motherboard/powersupply"; |
| 87 | |
| 88 | // From passed in properties, I want to get: I2CBus, I2CAddress, |
| 89 | // and Name. Create a power supply object, using Name to build the inventory |
| 90 | // path. |
| 91 | |
| 92 | uint64_t* i2cbus = nullptr; |
| 93 | uint64_t* i2caddr = nullptr; |
| 94 | std::string* psuname = nullptr; |
| 95 | std::string* preslineptr = nullptr; |
| 96 | |
| 97 | for (const auto& property : properties) |
| 98 | { |
| 99 | try |
| 100 | { |
| 101 | if (property.first == i2cBusProp) |
| 102 | { |
| 103 | i2cbus = std::get_if<uint64_t>(&properties[i2cBusProp]); |
| 104 | } |
| 105 | else if (property.first == i2cAddressProp) |
| 106 | { |
| 107 | i2caddr = std::get_if<uint64_t>(&properties[i2cAddressProp]); |
| 108 | } |
| 109 | else if (property.first == psuNameProp) |
| 110 | { |
| 111 | psuname = std::get_if<std::string>(&properties[psuNameProp]); |
| 112 | } |
| 113 | else if (property.first == presLineName) |
| 114 | { |
| 115 | preslineptr = |
| 116 | std::get_if<std::string>(&properties[presLineName]); |
| 117 | } |
| 118 | } |
| 119 | catch (const std::exception& e) |
| 120 | {} |
| 121 | } |
| 122 | |
| 123 | if (i2cbus && i2caddr && psuname && !psuname->empty()) |
| 124 | { |
| 125 | std::string invpath = basePSUInvPath; |
| 126 | invpath.push_back(psuname->back()); |
| 127 | std::string presline = ""; |
| 128 | |
| 129 | lg2::debug("Inventory Path: {INVPATH}", "INVPATH", invpath); |
| 130 | |
| 131 | if (nullptr != preslineptr) |
| 132 | { |
| 133 | presline = *preslineptr; |
| 134 | } |
| 135 | |
| 136 | auto invMatch = |
| 137 | std::find_if(psus.begin(), psus.end(), [&invpath](auto& psu) { |
| 138 | return psu->getInventoryPath() == invpath; |
| 139 | }); |
| 140 | if (invMatch != psus.end()) |
| 141 | { |
| 142 | // This power supply has the same inventory path as the one with |
| 143 | // information just added to D-Bus. |
| 144 | // Changes to GPIO line name unlikely, so skip checking. |
| 145 | // Changes to the I2C bus and address unlikely, as that would |
| 146 | // require corresponding device tree updates. |
| 147 | // Return out to avoid duplicate object creation. |
| 148 | return; |
| 149 | } |
| 150 | |
| 151 | buildDriverName(*i2cbus, *i2caddr); |
| 152 | lg2::debug( |
| 153 | "make PowerSupply bus: {I2CBUS} addr: {I2CADDR} presline: {PRESLINE}", |
| 154 | "I2CBUS", *i2cbus, "I2CADDR", *i2caddr, "PRESLINE", presline); |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 155 | |
Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 156 | auto psu = std::make_unique<PowerSupply>( |
| 157 | bus, invpath, *i2cbus, *i2caddr, driverName, presline, |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 158 | std::bind(&Chassis::isPowerOn, this), chassisShortName); |
Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 159 | psus.emplace_back(std::move(psu)); |
| 160 | |
| 161 | // Subscribe to power supply presence changes |
| 162 | auto presenceMatch = std::make_unique<sdbusplus::bus::match_t>( |
| 163 | bus, |
| 164 | sdbusplus::bus::match::rules::propertiesChanged(invpath, |
| 165 | INVENTORY_IFACE), |
| 166 | [this](auto& msg) { this->psuPresenceChanged(msg); }); |
| 167 | presenceMatches.emplace_back(std::move(presenceMatch)); |
| 168 | } |
| 169 | if (psus.empty()) |
| 170 | { |
| 171 | lg2::info("No power supplies to monitor"); |
| 172 | } |
| 173 | else |
| 174 | { |
| 175 | populateDriverName(); |
| 176 | } |
| 177 | } |
| 178 | |
| 179 | void Chassis::getSupportedConfiguration() |
| 180 | { |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 181 | try |
| 182 | { |
| 183 | util::DbusSubtree subtree = |
| 184 | util::getSubTree(bus, INVENTORY_OBJ_PATH, supportedConfIntf, 0); |
| 185 | if (subtree.empty()) |
| 186 | { |
| 187 | throw std::runtime_error("Supported Configuration Not Found"); |
| 188 | } |
| 189 | |
| 190 | for (const auto& [objPath, services] : subtree) |
| 191 | { |
| 192 | std::string service = services.begin()->first; |
| 193 | if (objPath.empty() || service.empty()) |
| 194 | { |
| 195 | continue; |
| 196 | } |
| 197 | |
| 198 | if (chassisPathUniqueId == getParentEMUniqueId(bus, objPath)) |
| 199 | { |
| 200 | auto properties = util::getAllProperties( |
| 201 | bus, objPath, supportedConfIntf, service); |
| 202 | populateSupportedConfiguration(properties); |
| 203 | break; |
| 204 | } |
| 205 | } |
| 206 | } |
| 207 | catch (const std::exception& e) |
| 208 | { |
| 209 | // Interface or property not found. Let the Interfaces Added callback |
| 210 | // process the information once the interfaces are added to D-Bus. |
| 211 | lg2::info("Interface or Property not found, error {ERROR}", "ERROR", e); |
| 212 | } |
Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 213 | } |
| 214 | |
| 215 | void Chassis::populateSupportedConfiguration( |
| 216 | const util::DbusPropertyMap& properties) |
| 217 | { |
| 218 | try |
| 219 | { |
| 220 | auto propIt = properties.find("SupportedType"); |
| 221 | if (propIt == properties.end()) |
| 222 | { |
| 223 | return; |
| 224 | } |
| 225 | const std::string* type = std::get_if<std::string>(&(propIt->second)); |
| 226 | if ((type == nullptr) || (*type != "PowerSupply")) |
| 227 | { |
| 228 | return; |
| 229 | } |
| 230 | |
| 231 | propIt = properties.find("SupportedModel"); |
| 232 | if (propIt == properties.end()) |
| 233 | { |
| 234 | return; |
| 235 | } |
| 236 | const std::string* model = std::get_if<std::string>(&(propIt->second)); |
| 237 | if (model == nullptr) |
| 238 | { |
| 239 | return; |
| 240 | } |
| 241 | |
| 242 | SupportedPsuConfiguration supportedPsuConfig; |
| 243 | propIt = properties.find("RedundantCount"); |
| 244 | if (propIt != properties.end()) |
| 245 | { |
| 246 | const uint64_t* count = std::get_if<uint64_t>(&(propIt->second)); |
| 247 | if (count != nullptr) |
| 248 | { |
| 249 | supportedPsuConfig.powerSupplyCount = *count; |
| 250 | } |
| 251 | } |
| 252 | propIt = properties.find("InputVoltage"); |
| 253 | if (propIt != properties.end()) |
| 254 | { |
| 255 | const std::vector<uint64_t>* voltage = |
| 256 | std::get_if<std::vector<uint64_t>>(&(propIt->second)); |
| 257 | if (voltage != nullptr) |
| 258 | { |
| 259 | supportedPsuConfig.inputVoltage = *voltage; |
| 260 | } |
| 261 | } |
| 262 | |
| 263 | // The PowerConfigFullLoad is an optional property, default it to false |
| 264 | // since that's the default value of the power-config-full-load GPIO. |
| 265 | supportedPsuConfig.powerConfigFullLoad = false; |
| 266 | propIt = properties.find("PowerConfigFullLoad"); |
| 267 | if (propIt != properties.end()) |
| 268 | { |
| 269 | const bool* fullLoad = std::get_if<bool>(&(propIt->second)); |
| 270 | if (fullLoad != nullptr) |
| 271 | { |
| 272 | supportedPsuConfig.powerConfigFullLoad = *fullLoad; |
| 273 | } |
| 274 | } |
| 275 | |
| 276 | supportedConfigs.emplace(*model, supportedPsuConfig); |
| 277 | } |
| 278 | catch (const std::exception& e) |
| 279 | { |
| 280 | lg2::info("populateSupportedConfiguration error {ERR}", "ERR", e); |
| 281 | } |
| 282 | } |
| 283 | |
| 284 | void Chassis::psuPresenceChanged(sdbusplus::message_t& msg) |
| 285 | { |
| 286 | std::string msgSensor; |
| 287 | std::map<std::string, std::variant<uint32_t, bool>> msgData; |
| 288 | msg.read(msgSensor, msgData); |
| 289 | |
| 290 | // Check if it was the Present property that changed. |
| 291 | auto valPropMap = msgData.find(PRESENT_PROP); |
| 292 | if (valPropMap != msgData.end()) |
| 293 | { |
| 294 | if (std::get<bool>(valPropMap->second)) |
| 295 | { |
| 296 | // A PSU became present, force the PSU validation to run. |
| 297 | runValidateConfig = true; |
| 298 | validationTimer->restartOnce(validationTimeout); |
| 299 | } |
| 300 | } |
| 301 | } |
| 302 | |
| 303 | void Chassis::buildDriverName(uint64_t i2cbus, uint64_t i2caddr) |
| 304 | { |
| 305 | namespace fs = std::filesystem; |
| 306 | std::stringstream ss; |
| 307 | ss << std::hex << std::setw(4) << std::setfill('0') << i2caddr; |
| 308 | std::string symLinkPath = |
| 309 | deviceDirPath + std::to_string(i2cbus) + "-" + ss.str() + driverDirName; |
| 310 | try |
| 311 | { |
| 312 | fs::path linkStrPath = fs::read_symlink(symLinkPath); |
| 313 | driverName = linkStrPath.filename(); |
| 314 | } |
| 315 | catch (const std::exception& e) |
| 316 | { |
| 317 | lg2::error( |
| 318 | "Failed to find device driver {SYM_LINK_PATH}, error {ERROR_STR}", |
| 319 | "SYM_LINK_PATH", symLinkPath, "ERROR_STR", e); |
| 320 | } |
| 321 | } |
| 322 | |
| 323 | void Chassis::populateDriverName() |
| 324 | { |
| 325 | std::string driverName; |
| 326 | // Search in PSUs for driver name |
| 327 | std::for_each(psus.begin(), psus.end(), [&driverName](auto& psu) { |
| 328 | if (!psu->getDriverName().empty()) |
| 329 | { |
| 330 | driverName = psu->getDriverName(); |
| 331 | } |
| 332 | }); |
| 333 | // Assign driver name to all PSUs |
| 334 | std::for_each(psus.begin(), psus.end(), |
| 335 | [&driverName](auto& psu) { psu->setDriverName(driverName); }); |
| 336 | } |
| 337 | |
Faisal Awada | 348168b | 2025-07-08 11:23:02 -0500 | [diff] [blame] | 338 | uint64_t Chassis::getChassisPathUniqueId(const std::string& path) |
Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 339 | { |
Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 340 | try |
| 341 | { |
Faisal Awada | 348168b | 2025-07-08 11:23:02 -0500 | [diff] [blame] | 342 | return getChassisInventoryUniqueId(bus, path); |
Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 343 | } |
| 344 | catch (const sdbusplus::exception_t& e) |
| 345 | { |
Faisal Awada | 348168b | 2025-07-08 11:23:02 -0500 | [diff] [blame] | 346 | lg2::error( |
| 347 | "Failed to find chassis path {CHASSIS_PATH} ID - exception: {ERROR}", |
| 348 | "CHASSIS_PATH", path, "ERROR", e); |
Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 349 | } |
Faisal Awada | 348168b | 2025-07-08 11:23:02 -0500 | [diff] [blame] | 350 | return invalidObjectPathUniqueId; |
Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 351 | } |
| 352 | |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 353 | void Chassis::initPowerMonitoring() |
| 354 | { |
| 355 | using namespace sdeventplus; |
| 356 | |
| 357 | validationTimer = std::make_unique<utility::Timer<ClockId::Monotonic>>( |
| 358 | eventLoop, std::bind(&Chassis::validateConfig, this)); |
| 359 | attemptToCreatePowerConfigGPIO(); |
| 360 | |
| 361 | // Subscribe to power state changes |
| 362 | powerService = util::getService(POWER_OBJ_PATH, POWER_IFACE, bus); |
| 363 | powerOnMatch = std::make_unique<sdbusplus::bus::match_t>( |
| 364 | bus, |
| 365 | sdbusplus::bus::match::rules::propertiesChanged(POWER_OBJ_PATH, |
| 366 | POWER_IFACE), |
| 367 | [this](auto& msg) { this->powerStateChanged(msg); }); |
Faisal Awada | 028b03e | 2025-10-02 15:27:08 -0500 | [diff] [blame^] | 368 | initialize(); |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 369 | } |
| 370 | |
| 371 | void Chassis::validateConfig() |
| 372 | { |
| 373 | if (!runValidateConfig || supportedConfigs.empty() || psus.empty()) |
| 374 | { |
| 375 | return; |
| 376 | } |
| 377 | |
| 378 | for (const auto& psu : psus) |
| 379 | { |
| 380 | if ((psu->hasInputFault() || psu->hasVINUVFault()) && psu->isPresent()) |
| 381 | { |
| 382 | // Do not try to validate if input voltage fault present. |
| 383 | validationTimer->restartOnce(validationTimeout); |
| 384 | return; |
| 385 | } |
| 386 | } |
| 387 | |
| 388 | std::map<std::string, std::string> additionalData; |
| 389 | auto supported = hasRequiredPSUs(additionalData); |
| 390 | if (supported) |
| 391 | { |
| 392 | runValidateConfig = false; |
| 393 | double actualVoltage; |
| 394 | int inputVoltage; |
| 395 | int previousInputVoltage = 0; |
| 396 | bool voltageMismatch = false; |
| 397 | |
| 398 | for (const auto& psu : psus) |
| 399 | { |
| 400 | if (!psu->isPresent()) |
| 401 | { |
| 402 | // Only present PSUs report a valid input voltage |
| 403 | continue; |
| 404 | } |
| 405 | psu->getInputVoltage(actualVoltage, inputVoltage); |
| 406 | if (previousInputVoltage && inputVoltage && |
| 407 | (previousInputVoltage != inputVoltage)) |
| 408 | { |
| 409 | additionalData["EXPECTED_VOLTAGE"] = |
| 410 | std::to_string(previousInputVoltage); |
| 411 | additionalData["ACTUAL_VOLTAGE"] = |
| 412 | std::to_string(actualVoltage); |
| 413 | voltageMismatch = true; |
| 414 | } |
| 415 | if (!previousInputVoltage && inputVoltage) |
| 416 | { |
| 417 | previousInputVoltage = inputVoltage; |
| 418 | } |
| 419 | } |
| 420 | if (!voltageMismatch) |
| 421 | { |
| 422 | return; |
| 423 | } |
| 424 | } |
| 425 | |
| 426 | // Validation failed, create an error log. |
| 427 | // Return without setting the runValidateConfig flag to false because |
| 428 | // it may be that an additional supported configuration interface is |
| 429 | // added and we need to validate it to see if it matches this system. |
| 430 | createError("xyz.openbmc_project.Power.PowerSupply.Error.NotSupported", |
| 431 | additionalData); |
| 432 | } |
| 433 | |
| 434 | void Chassis::syncHistory() |
| 435 | { |
| 436 | if (driverName != ACBEL_FSG032_DD_NAME) |
| 437 | { |
| 438 | if (!syncHistoryGPIO) |
| 439 | { |
| 440 | try |
| 441 | { |
| 442 | syncHistoryGPIO = createGPIO(INPUT_HISTORY_SYNC_GPIO); |
| 443 | } |
| 444 | catch (const std::exception& e) |
| 445 | { |
| 446 | // Not an error, system just hasn't implemented the synch gpio |
| 447 | lg2::info("No synchronization GPIO found"); |
| 448 | syncHistoryGPIO = nullptr; |
| 449 | } |
| 450 | } |
| 451 | if (syncHistoryGPIO) |
| 452 | { |
| 453 | const std::chrono::milliseconds delay{INPUT_HISTORY_SYNC_DELAY}; |
| 454 | lg2::info("Synchronize INPUT_HISTORY"); |
| 455 | syncHistoryGPIO->toggleLowHigh(delay); |
| 456 | lg2::info("Synchronize INPUT_HISTORY completed"); |
| 457 | } |
| 458 | } |
| 459 | |
| 460 | // Always clear synch history required after calling this function |
| 461 | for (auto& psu : psus) |
| 462 | { |
| 463 | psu->clearSyncHistoryRequired(); |
| 464 | } |
| 465 | } |
| 466 | |
| 467 | void Chassis::analyze() |
| 468 | { |
| 469 | auto syncHistoryRequired = |
| 470 | std::any_of(psus.begin(), psus.end(), [](const auto& psu) { |
| 471 | return psu->isSyncHistoryRequired(); |
| 472 | }); |
| 473 | if (syncHistoryRequired) |
| 474 | { |
| 475 | syncHistory(); |
| 476 | } |
| 477 | |
| 478 | for (auto& psu : psus) |
| 479 | { |
| 480 | psu->analyze(); |
| 481 | } |
| 482 | |
| 483 | analyzeBrownout(); |
| 484 | |
| 485 | // Only perform individual PSU analysis if power is on and a brownout has |
| 486 | // not already been logged |
| 487 | // |
| 488 | // Note: TODO Check the chassis state when the power sequencer publishes |
| 489 | // chassis power on and system power on |
| 490 | if (powerOn && !brownoutLogged) |
| 491 | { |
| 492 | for (auto& psu : psus) |
| 493 | { |
| 494 | std::map<std::string, std::string> additionalData; |
| 495 | |
| 496 | if (!psu->isFaultLogged() && !psu->isPresent() && |
| 497 | !validationTimer->isEnabled()) |
| 498 | { |
| 499 | std::map<std::string, std::string> requiredPSUsData; |
| 500 | auto requiredPSUsPresent = hasRequiredPSUs(requiredPSUsData); |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 501 | |
Faisal Awada | 028b03e | 2025-10-02 15:27:08 -0500 | [diff] [blame^] | 502 | if (!requiredPSUsPresent && isRequiredPSU(*psu)) |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 503 | { |
| 504 | additionalData.merge(requiredPSUsData); |
| 505 | // Create error for power supply missing. |
| 506 | additionalData["CALLOUT_INVENTORY_PATH"] = |
| 507 | psu->getInventoryPath(); |
| 508 | additionalData["CALLOUT_PRIORITY"] = "H"; |
| 509 | createError( |
| 510 | "xyz.openbmc_project.Power.PowerSupply.Error.Missing", |
| 511 | additionalData); |
| 512 | } |
| 513 | psu->setFaultLogged(); |
| 514 | } |
| 515 | else if (!psu->isFaultLogged() && psu->isFaulted()) |
| 516 | { |
| 517 | // Add STATUS_WORD and STATUS_MFR last response, in padded |
| 518 | // hexadecimal format. |
| 519 | additionalData["STATUS_WORD"] = |
| 520 | std::format("{:#04x}", psu->getStatusWord()); |
| 521 | additionalData["STATUS_MFR"] = |
| 522 | std::format("{:#02x}", psu->getMFRFault()); |
| 523 | // If there are faults being reported, they possibly could be |
| 524 | // related to a bug in the firmware version running on the power |
| 525 | // supply. Capture that data into the error as well. |
| 526 | additionalData["FW_VERSION"] = psu->getFWVersion(); |
| 527 | |
| 528 | if (psu->hasCommFault()) |
| 529 | { |
| 530 | additionalData["STATUS_CML"] = |
| 531 | std::format("{:#02x}", psu->getStatusCML()); |
| 532 | /* Attempts to communicate with the power supply have |
| 533 | * reached there limit. Create an error. */ |
| 534 | additionalData["CALLOUT_DEVICE_PATH"] = |
| 535 | psu->getDevicePath(); |
| 536 | |
| 537 | createError( |
| 538 | "xyz.openbmc_project.Power.PowerSupply.Error.CommFault", |
| 539 | additionalData); |
| 540 | |
| 541 | psu->setFaultLogged(); |
| 542 | } |
| 543 | else if ((psu->hasInputFault() || psu->hasVINUVFault())) |
| 544 | { |
| 545 | // Include STATUS_INPUT for input faults. |
| 546 | additionalData["STATUS_INPUT"] = |
| 547 | std::format("{:#02x}", psu->getStatusInput()); |
| 548 | |
| 549 | /* The power supply location might be needed if the input |
| 550 | * fault is due to a problem with the power supply itself. |
| 551 | * Include the inventory path with a call out priority of |
| 552 | * low. |
| 553 | */ |
| 554 | additionalData["CALLOUT_INVENTORY_PATH"] = |
| 555 | psu->getInventoryPath(); |
| 556 | additionalData["CALLOUT_PRIORITY"] = "L"; |
| 557 | createError("xyz.openbmc_project.Power.PowerSupply.Error." |
| 558 | "InputFault", |
| 559 | additionalData); |
| 560 | psu->setFaultLogged(); |
| 561 | } |
| 562 | else if (psu->hasPSKillFault()) |
| 563 | { |
| 564 | createError( |
| 565 | "xyz.openbmc_project.Power.PowerSupply.Error.PSKillFault", |
| 566 | additionalData); |
| 567 | psu->setFaultLogged(); |
| 568 | } |
| 569 | else if (psu->hasVoutOVFault()) |
| 570 | { |
| 571 | // Include STATUS_VOUT for Vout faults. |
| 572 | additionalData["STATUS_VOUT"] = |
| 573 | std::format("{:#02x}", psu->getStatusVout()); |
| 574 | |
| 575 | additionalData["CALLOUT_INVENTORY_PATH"] = |
| 576 | psu->getInventoryPath(); |
| 577 | |
| 578 | createError( |
| 579 | "xyz.openbmc_project.Power.PowerSupply.Error.Fault", |
| 580 | additionalData); |
| 581 | |
| 582 | psu->setFaultLogged(); |
| 583 | } |
| 584 | else if (psu->hasIoutOCFault()) |
| 585 | { |
| 586 | // Include STATUS_IOUT for Iout faults. |
| 587 | additionalData["STATUS_IOUT"] = |
| 588 | std::format("{:#02x}", psu->getStatusIout()); |
| 589 | |
| 590 | createError( |
| 591 | "xyz.openbmc_project.Power.PowerSupply.Error.IoutOCFault", |
| 592 | additionalData); |
| 593 | |
| 594 | psu->setFaultLogged(); |
| 595 | } |
| 596 | else if (psu->hasVoutUVFault() || psu->hasPS12VcsFault() || |
| 597 | psu->hasPSCS12VFault()) |
| 598 | { |
| 599 | // Include STATUS_VOUT for Vout faults. |
| 600 | additionalData["STATUS_VOUT"] = |
| 601 | std::format("{:#02x}", psu->getStatusVout()); |
| 602 | |
| 603 | additionalData["CALLOUT_INVENTORY_PATH"] = |
| 604 | psu->getInventoryPath(); |
| 605 | |
| 606 | createError( |
| 607 | "xyz.openbmc_project.Power.PowerSupply.Error.Fault", |
| 608 | additionalData); |
| 609 | |
| 610 | psu->setFaultLogged(); |
| 611 | } |
| 612 | // A fan fault should have priority over a temperature fault, |
| 613 | // since a failed fan may lead to a temperature problem. |
| 614 | // Only process if not in power fault window. |
| 615 | else if (psu->hasFanFault() && !powerFaultOccurring) |
| 616 | { |
| 617 | // Include STATUS_TEMPERATURE and STATUS_FANS_1_2 |
| 618 | additionalData["STATUS_TEMPERATURE"] = |
| 619 | std::format("{:#02x}", psu->getStatusTemperature()); |
| 620 | additionalData["STATUS_FANS_1_2"] = |
| 621 | std::format("{:#02x}", psu->getStatusFans12()); |
| 622 | |
| 623 | additionalData["CALLOUT_INVENTORY_PATH"] = |
| 624 | psu->getInventoryPath(); |
| 625 | |
| 626 | createError( |
| 627 | "xyz.openbmc_project.Power.PowerSupply.Error.FanFault", |
| 628 | additionalData); |
| 629 | |
| 630 | psu->setFaultLogged(); |
| 631 | } |
| 632 | else if (psu->hasTempFault()) |
| 633 | { |
| 634 | // Include STATUS_TEMPERATURE for temperature faults. |
| 635 | additionalData["STATUS_TEMPERATURE"] = |
| 636 | std::format("{:#02x}", psu->getStatusTemperature()); |
| 637 | |
| 638 | additionalData["CALLOUT_INVENTORY_PATH"] = |
| 639 | psu->getInventoryPath(); |
| 640 | |
| 641 | createError( |
| 642 | "xyz.openbmc_project.Power.PowerSupply.Error.Fault", |
| 643 | additionalData); |
| 644 | |
| 645 | psu->setFaultLogged(); |
| 646 | } |
| 647 | else if (psu->hasMFRFault()) |
| 648 | { |
| 649 | /* This can represent a variety of faults that result in |
| 650 | * calling out the power supply for replacement: Output |
| 651 | * OverCurrent, Output Under Voltage, and potentially other |
| 652 | * faults. |
| 653 | * |
| 654 | * Also plan on putting specific fault in AdditionalData, |
| 655 | * along with register names and register values |
| 656 | * (STATUS_WORD, STATUS_MFR, etc.).*/ |
| 657 | |
| 658 | additionalData["CALLOUT_INVENTORY_PATH"] = |
| 659 | psu->getInventoryPath(); |
| 660 | |
| 661 | createError( |
| 662 | "xyz.openbmc_project.Power.PowerSupply.Error.Fault", |
| 663 | additionalData); |
| 664 | |
| 665 | psu->setFaultLogged(); |
| 666 | } |
| 667 | // Only process if not in power fault window. |
| 668 | else if (psu->hasPgoodFault() && !powerFaultOccurring) |
| 669 | { |
| 670 | /* POWER_GOOD# is not low, or OFF is on */ |
| 671 | additionalData["CALLOUT_INVENTORY_PATH"] = |
| 672 | psu->getInventoryPath(); |
| 673 | |
| 674 | createError( |
| 675 | "xyz.openbmc_project.Power.PowerSupply.Error.Fault", |
| 676 | additionalData); |
| 677 | |
| 678 | psu->setFaultLogged(); |
| 679 | } |
| 680 | } |
| 681 | } |
| 682 | } |
| 683 | } |
| 684 | |
| 685 | void Chassis::analyzeBrownout() |
| 686 | { |
| 687 | // Count number of power supplies failing |
| 688 | size_t presentCount = 0; |
| 689 | size_t notPresentCount = 0; |
| 690 | size_t acFailedCount = 0; |
| 691 | size_t pgoodFailedCount = 0; |
| 692 | for (const auto& psu : psus) |
| 693 | { |
| 694 | if (psu->isPresent()) |
| 695 | { |
| 696 | ++presentCount; |
| 697 | if (psu->hasACFault()) |
| 698 | { |
| 699 | ++acFailedCount; |
| 700 | } |
| 701 | else if (psu->hasPgoodFault()) |
| 702 | { |
| 703 | ++pgoodFailedCount; |
| 704 | } |
| 705 | } |
| 706 | else |
| 707 | { |
| 708 | ++notPresentCount; |
| 709 | } |
| 710 | } |
| 711 | |
| 712 | // Only issue brownout failure if chassis pgood has failed, it has not |
| 713 | // already been logged, at least one PSU has seen an AC fail, and all |
| 714 | // present PSUs have an AC or pgood failure. Note an AC fail is only set if |
| 715 | // at least one PSU is present. |
| 716 | if (powerFaultOccurring && !brownoutLogged && acFailedCount && |
| 717 | (presentCount == (acFailedCount + pgoodFailedCount))) |
| 718 | { |
| 719 | // Indicate that the system is in a brownout condition by creating an |
| 720 | // error log and setting the PowerSystemInputs status property to |
| 721 | // Fault. |
| 722 | powerSystemInputs.status( |
| 723 | sdbusplus::xyz::openbmc_project::State::Decorator::server:: |
| 724 | PowerSystemInputs::Status::Fault); |
| 725 | |
| 726 | std::map<std::string, std::string> additionalData; |
| 727 | additionalData.emplace("NOT_PRESENT_COUNT", |
| 728 | std::to_string(notPresentCount)); |
| 729 | additionalData.emplace("VIN_FAULT_COUNT", |
| 730 | std::to_string(acFailedCount)); |
| 731 | additionalData.emplace("PGOOD_FAULT_COUNT", |
| 732 | std::to_string(pgoodFailedCount)); |
| 733 | lg2::info( |
| 734 | "Brownout detected, not present count: {NOT_PRESENT_COUNT}, AC fault count {AC_FAILED_COUNT}, pgood fault count: {PGOOD_FAILED_COUNT}", |
| 735 | "NOT_PRESENT_COUNT", notPresentCount, "AC_FAILED_COUNT", |
| 736 | acFailedCount, "PGOOD_FAILED_COUNT", pgoodFailedCount); |
| 737 | |
| 738 | createError("xyz.openbmc_project.State.Shutdown.Power.Error.Blackout", |
| 739 | additionalData); |
| 740 | brownoutLogged = true; |
| 741 | } |
| 742 | else |
| 743 | { |
| 744 | // If a brownout was previously logged but at least one PSU is not |
| 745 | // currently in AC fault, determine if the brownout condition can be |
| 746 | // cleared |
| 747 | if (brownoutLogged && (acFailedCount < presentCount)) |
| 748 | { |
| 749 | // TODO Power State |
| 750 | } |
| 751 | } |
| 752 | } |
| 753 | |
| 754 | void Chassis::createError(const std::string& faultName, |
| 755 | std::map<std::string, std::string>& additionalData) |
| 756 | { |
| 757 | using namespace sdbusplus::xyz::openbmc_project; |
| 758 | constexpr auto loggingObjectPath = "/xyz/openbmc_project/logging"; |
| 759 | constexpr auto loggingCreateInterface = |
| 760 | "xyz.openbmc_project.Logging.Create"; |
| 761 | |
| 762 | try |
| 763 | { |
| 764 | additionalData["_PID"] = std::to_string(getpid()); |
| 765 | |
| 766 | auto service = |
| 767 | util::getService(loggingObjectPath, loggingCreateInterface, bus); |
| 768 | |
| 769 | if (service.empty()) |
| 770 | { |
| 771 | lg2::error("Unable to get logging manager service"); |
| 772 | return; |
| 773 | } |
| 774 | |
| 775 | auto method = bus.new_method_call(service.c_str(), loggingObjectPath, |
| 776 | loggingCreateInterface, "Create"); |
| 777 | |
| 778 | auto level = Logging::server::Entry::Level::Error; |
| 779 | method.append(faultName, level, additionalData); |
| 780 | |
| 781 | auto reply = bus.call(method); |
Faisal Awada | 028b03e | 2025-10-02 15:27:08 -0500 | [diff] [blame^] | 782 | setPowerSupplyError(faultName); |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 783 | } |
| 784 | catch (const std::exception& e) |
| 785 | { |
| 786 | lg2::error( |
| 787 | "Failed creating event log for fault {FAULT_NAME} due to error {ERROR}", |
| 788 | "FAULT_NAME", faultName, "ERROR", e); |
| 789 | } |
| 790 | } |
| 791 | |
| 792 | void Chassis::attemptToCreatePowerConfigGPIO() |
| 793 | { |
| 794 | try |
| 795 | { |
| 796 | powerConfigGPIO = createGPIO("power-config-full-load"); |
| 797 | } |
| 798 | catch (const std::exception& e) |
| 799 | { |
| 800 | powerConfigGPIO = nullptr; |
| 801 | lg2::info("GPIO not implemented in {CHASSIS}", "CHASSIS", |
| 802 | chassisShortName); |
| 803 | } |
| 804 | } |
| 805 | |
| 806 | void Chassis::supportedConfigurationInterfaceAdded( |
| 807 | const util::DbusPropertyMap& properties) |
| 808 | { |
| 809 | populateSupportedConfiguration(properties); |
| 810 | updateMissingPSUs(); |
| 811 | } |
| 812 | |
| 813 | void Chassis::psuInterfaceAdded(util::DbusPropertyMap& properties) |
| 814 | { |
| 815 | getPSUProperties(properties); |
| 816 | updateMissingPSUs(); |
| 817 | } |
| 818 | |
| 819 | bool Chassis::hasRequiredPSUs( |
| 820 | std::map<std::string, std::string>& additionalData) |
| 821 | { |
Faisal Awada | 028b03e | 2025-10-02 15:27:08 -0500 | [diff] [blame^] | 822 | std::string model{}; |
| 823 | if (!validateModelName(model, additionalData)) |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 824 | { |
Faisal Awada | 028b03e | 2025-10-02 15:27:08 -0500 | [diff] [blame^] | 825 | return false; |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 826 | } |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 827 | |
Faisal Awada | 028b03e | 2025-10-02 15:27:08 -0500 | [diff] [blame^] | 828 | auto presentCount = |
| 829 | std::count_if(psus.begin(), psus.end(), |
| 830 | [](const auto& psu) { return psu->isPresent(); }); |
| 831 | |
| 832 | // Validate the supported configurations. A system may support more than one |
| 833 | // power supply model configuration. Since all configurations need to be |
| 834 | // checked, the additional data would contain only the information of the |
| 835 | // last configuration that did not match. |
| 836 | std::map<std::string, std::string> tmpAdditionalData; |
| 837 | for (const auto& config : supportedConfigs) |
| 838 | { |
| 839 | if (config.first != model) |
| 840 | { |
| 841 | continue; |
| 842 | } |
| 843 | |
| 844 | // Number of power supplies present should equal or exceed the expected |
| 845 | // count |
| 846 | if (presentCount < config.second.powerSupplyCount) |
| 847 | { |
| 848 | tmpAdditionalData.clear(); |
| 849 | tmpAdditionalData["EXPECTED_COUNT"] = |
| 850 | std::to_string(config.second.powerSupplyCount); |
| 851 | tmpAdditionalData["ACTUAL_COUNT"] = std::to_string(presentCount); |
| 852 | continue; |
| 853 | } |
| 854 | |
| 855 | bool voltageValidated = true; |
| 856 | for (const auto& psu : psus) |
| 857 | { |
| 858 | if (!psu->isPresent()) |
| 859 | { |
| 860 | // Only present PSUs report a valid input voltage |
| 861 | continue; |
| 862 | } |
| 863 | |
| 864 | double actualInputVoltage; |
| 865 | int inputVoltage; |
| 866 | psu->getInputVoltage(actualInputVoltage, inputVoltage); |
| 867 | |
| 868 | if (std::find(config.second.inputVoltage.begin(), |
| 869 | config.second.inputVoltage.end(), inputVoltage) == |
| 870 | config.second.inputVoltage.end()) |
| 871 | { |
| 872 | tmpAdditionalData.clear(); |
| 873 | tmpAdditionalData["ACTUAL_VOLTAGE"] = |
| 874 | std::to_string(actualInputVoltage); |
| 875 | for (const auto& voltage : config.second.inputVoltage) |
| 876 | { |
| 877 | tmpAdditionalData["EXPECTED_VOLTAGE"] += |
| 878 | std::to_string(voltage) + " "; |
| 879 | } |
| 880 | tmpAdditionalData["CALLOUT_INVENTORY_PATH"] = |
| 881 | psu->getInventoryPath(); |
| 882 | |
| 883 | voltageValidated = false; |
| 884 | break; |
| 885 | } |
| 886 | } |
| 887 | if (!voltageValidated) |
| 888 | { |
| 889 | continue; |
| 890 | } |
| 891 | |
| 892 | return true; |
| 893 | } |
| 894 | |
| 895 | additionalData.insert(tmpAdditionalData.begin(), tmpAdditionalData.end()); |
| 896 | return false; |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 897 | } |
| 898 | |
| 899 | void Chassis::updateMissingPSUs() |
| 900 | { |
| 901 | if (supportedConfigs.empty() || psus.empty()) |
| 902 | { |
| 903 | return; |
| 904 | } |
| 905 | |
| 906 | // Power supplies default to missing. If the power supply is present, |
| 907 | // the PowerSupply object will update the inventory Present property to |
| 908 | // true. If we have less than the required number of power supplies, and |
| 909 | // this power supply is missing, update the inventory Present property |
| 910 | // to false to indicate required power supply is missing. Avoid |
| 911 | // indicating power supply missing if not required. |
| 912 | |
| 913 | auto presentCount = |
| 914 | std::count_if(psus.begin(), psus.end(), |
| 915 | [](const auto& psu) { return psu->isPresent(); }); |
| 916 | |
| 917 | for (const auto& config : supportedConfigs) |
| 918 | { |
| 919 | for (const auto& psu : psus) |
| 920 | { |
| 921 | auto psuModel = psu->getModelName(); |
| 922 | auto psuShortName = psu->getShortName(); |
| 923 | auto psuInventoryPath = psu->getInventoryPath(); |
| 924 | auto relativeInvPath = |
| 925 | psuInventoryPath.substr(strlen(INVENTORY_OBJ_PATH)); |
| 926 | auto psuPresent = psu->isPresent(); |
| 927 | auto presProperty = false; |
| 928 | auto propReadFail = false; |
| 929 | |
| 930 | try |
| 931 | { |
| 932 | presProperty = getPresence(bus, psuInventoryPath); |
| 933 | propReadFail = false; |
| 934 | } |
| 935 | catch (const sdbusplus::exception_t& e) |
| 936 | { |
| 937 | propReadFail = true; |
| 938 | // Relying on property change or interface added to retry. |
| 939 | // Log an informational trace to the journal. |
| 940 | lg2::info( |
| 941 | "D-Bus property {PSU_INVENTORY_PATH} access failure exception", |
| 942 | "PSU_INVENTORY_PATH", psuInventoryPath); |
| 943 | } |
| 944 | |
| 945 | if (psuModel.empty()) |
| 946 | { |
| 947 | if (!propReadFail && (presProperty != psuPresent)) |
| 948 | { |
| 949 | // We already have this property, and it is not false |
| 950 | // set Present to false |
| 951 | setPresence(bus, relativeInvPath, psuPresent, psuShortName); |
| 952 | } |
| 953 | continue; |
| 954 | } |
| 955 | |
| 956 | if (config.first != psuModel) |
| 957 | { |
| 958 | continue; |
| 959 | } |
| 960 | |
| 961 | if ((presentCount < config.second.powerSupplyCount) && !psuPresent) |
| 962 | { |
| 963 | setPresence(bus, relativeInvPath, psuPresent, psuShortName); |
| 964 | } |
| 965 | } |
| 966 | } |
| 967 | } |
| 968 | |
Faisal Awada | 028b03e | 2025-10-02 15:27:08 -0500 | [diff] [blame^] | 969 | void Chassis::initialize() |
| 970 | { |
| 971 | try |
| 972 | { |
| 973 | // pgood is the latest read of the chassis pgood |
| 974 | int pgood = 0; |
| 975 | util::getProperty<int>(POWER_IFACE, "pgood", POWER_OBJ_PATH, |
| 976 | powerService, bus, pgood); |
| 977 | |
| 978 | // state is the latest requested power on / off transition |
| 979 | auto method = bus.new_method_call(powerService.c_str(), POWER_OBJ_PATH, |
| 980 | POWER_IFACE, "getPowerState"); |
| 981 | auto reply = bus.call(method); |
| 982 | int state = 0; |
| 983 | reply.read(state); |
| 984 | |
| 985 | if (state) |
| 986 | { |
| 987 | // Monitor PSUs anytime state is on |
| 988 | powerOn = true; |
| 989 | // In the power fault window if pgood is off |
| 990 | powerFaultOccurring = !pgood; |
| 991 | validationTimer->restartOnce(validationTimeout); |
| 992 | } |
| 993 | else |
| 994 | { |
| 995 | // Power is off |
| 996 | powerOn = false; |
| 997 | powerFaultOccurring = false; |
| 998 | runValidateConfig = true; |
| 999 | } |
| 1000 | } |
| 1001 | catch (const std::exception& e) |
| 1002 | { |
| 1003 | lg2::info( |
| 1004 | "Failed to get power state, assuming it is off, error {ERROR}", |
| 1005 | "ERROR", e); |
| 1006 | powerOn = false; |
| 1007 | powerFaultOccurring = false; |
| 1008 | runValidateConfig = true; |
| 1009 | } |
| 1010 | |
| 1011 | onOffConfig(phosphor::pmbus::ON_OFF_CONFIG_CONTROL_PIN_ONLY); |
| 1012 | clearFaults(); |
| 1013 | updateMissingPSUs(); |
| 1014 | setPowerConfigGPIO(); |
| 1015 | |
| 1016 | lg2::info( |
| 1017 | "initialize: power on: {POWER_ON}, power fault occurring: {POWER_FAULT_OCCURRING}", |
| 1018 | "POWER_ON", powerOn, "POWER_FAULT_OCCURRING", powerFaultOccurring); |
| 1019 | } |
| 1020 | |
| 1021 | void Chassis::setPowerSupplyError(const std::string& psuErrorString) |
| 1022 | { |
| 1023 | using namespace sdbusplus::xyz::openbmc_project; |
| 1024 | constexpr auto method = "setPowerSupplyError"; |
| 1025 | |
| 1026 | try |
| 1027 | { |
| 1028 | // Call D-Bus method to inform pseq of PSU error |
| 1029 | auto methodMsg = bus.new_method_call( |
| 1030 | powerService.c_str(), POWER_OBJ_PATH, POWER_IFACE, method); |
| 1031 | methodMsg.append(psuErrorString); |
| 1032 | auto callReply = bus.call(methodMsg); |
| 1033 | } |
| 1034 | catch (const std::exception& e) |
| 1035 | { |
| 1036 | lg2::info("Failed calling setPowerSupplyError due to error {ERROR}", |
| 1037 | "ERROR", e); |
| 1038 | } |
| 1039 | } |
| 1040 | |
| 1041 | void Chassis::setPowerConfigGPIO() |
| 1042 | { |
| 1043 | if (!powerConfigGPIO) |
| 1044 | { |
| 1045 | return; |
| 1046 | } |
| 1047 | |
| 1048 | std::string model{}; |
| 1049 | std::map<std::string, std::string> additionalData; |
| 1050 | if (!validateModelName(model, additionalData)) |
| 1051 | { |
| 1052 | return; |
| 1053 | } |
| 1054 | |
| 1055 | auto config = supportedConfigs.find(model); |
| 1056 | if (config != supportedConfigs.end()) |
| 1057 | { |
| 1058 | // The power-config-full-load is an open drain GPIO. Set it to low (0) |
| 1059 | // if the supported configuration indicates that this system model |
| 1060 | // expects the maximum number of power supplies (full load set to true). |
| 1061 | // Else, set it to high (1), this is the default. |
| 1062 | auto powerConfigValue = |
| 1063 | (config->second.powerConfigFullLoad == true ? 0 : 1); |
| 1064 | auto flags = gpiod::line_request::FLAG_OPEN_DRAIN; |
| 1065 | powerConfigGPIO->write(powerConfigValue, flags); |
| 1066 | } |
| 1067 | } |
| 1068 | |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 1069 | void Chassis::powerStateChanged(sdbusplus::message_t& msg) |
| 1070 | { |
| 1071 | std::string msgSensor; |
| 1072 | std::map<std::string, std::variant<int>> msgData; |
| 1073 | msg.read(msgSensor, msgData); |
| 1074 | |
| 1075 | // Check if it was the state property that changed. |
| 1076 | auto valPropMap = msgData.find("state"); |
| 1077 | if (valPropMap != msgData.end()) |
| 1078 | { |
| 1079 | int state = std::get<int>(valPropMap->second); |
| 1080 | if (state) |
| 1081 | { |
| 1082 | // Power on requested |
| 1083 | powerOn = true; |
| 1084 | powerFaultOccurring = false; |
| 1085 | validationTimer->restartOnce(validationTimeout); |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 1086 | |
Faisal Awada | 028b03e | 2025-10-02 15:27:08 -0500 | [diff] [blame^] | 1087 | clearFaults(); |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 1088 | syncHistory(); |
Faisal Awada | 028b03e | 2025-10-02 15:27:08 -0500 | [diff] [blame^] | 1089 | setPowerConfigGPIO(); |
Faisal Awada | 9ed0f38 | 2025-08-14 13:21:46 -0500 | [diff] [blame] | 1090 | setInputVoltageRating(); |
| 1091 | } |
| 1092 | else |
| 1093 | { |
| 1094 | // Power off requested |
| 1095 | powerOn = false; |
| 1096 | powerFaultOccurring = false; |
| 1097 | runValidateConfig = true; |
| 1098 | } |
| 1099 | } |
| 1100 | |
| 1101 | // Check if it was the pgood property that changed. |
| 1102 | valPropMap = msgData.find("pgood"); |
| 1103 | if (valPropMap != msgData.end()) |
| 1104 | { |
| 1105 | int pgood = std::get<int>(valPropMap->second); |
| 1106 | if (!pgood) |
| 1107 | { |
| 1108 | // Chassis power good has turned off |
| 1109 | if (powerOn) |
| 1110 | { |
| 1111 | // pgood is off but state is on, in power fault window |
| 1112 | powerFaultOccurring = true; |
| 1113 | } |
| 1114 | } |
| 1115 | } |
| 1116 | lg2::info( |
| 1117 | "powerStateChanged: power on: {POWER_ON}, power fault occurring: {POWER_FAULT_OCCURRING}", |
| 1118 | "POWER_ON", powerOn, "POWER_FAULT_OCCURRING", powerFaultOccurring); |
| 1119 | } |
| 1120 | |
Faisal Awada | 028b03e | 2025-10-02 15:27:08 -0500 | [diff] [blame^] | 1121 | bool Chassis::validateModelName( |
| 1122 | std::string& model, std::map<std::string, std::string>& additionalData) |
| 1123 | { |
| 1124 | // Check that all PSUs have the same model name. Initialize the model |
| 1125 | // variable with the first PSU name found, then use it as a base to compare |
| 1126 | // against the rest of the PSUs and get its inventory path to use as callout |
| 1127 | // if needed. |
| 1128 | model.clear(); |
| 1129 | std::string modelInventoryPath{}; |
| 1130 | for (const auto& psu : psus) |
| 1131 | { |
| 1132 | auto psuModel = psu->getModelName(); |
| 1133 | if (psuModel.empty()) |
| 1134 | { |
| 1135 | continue; |
| 1136 | } |
| 1137 | if (model.empty()) |
| 1138 | { |
| 1139 | model = psuModel; |
| 1140 | modelInventoryPath = psu->getInventoryPath(); |
| 1141 | continue; |
| 1142 | } |
| 1143 | if (psuModel != model) |
| 1144 | { |
| 1145 | if (supportedConfigs.find(model) != supportedConfigs.end()) |
| 1146 | { |
| 1147 | // The base model is supported, callout the mismatched PSU. The |
| 1148 | // mismatched PSU may or may not be supported. |
| 1149 | additionalData["EXPECTED_MODEL"] = model; |
| 1150 | additionalData["ACTUAL_MODEL"] = psuModel; |
| 1151 | additionalData["CALLOUT_INVENTORY_PATH"] = |
| 1152 | psu->getInventoryPath(); |
| 1153 | } |
| 1154 | else if (supportedConfigs.find(psuModel) != supportedConfigs.end()) |
| 1155 | { |
| 1156 | // The base model is not supported, but the mismatched PSU is, |
| 1157 | // callout the base PSU. |
| 1158 | additionalData["EXPECTED_MODEL"] = psuModel; |
| 1159 | additionalData["ACTUAL_MODEL"] = model; |
| 1160 | additionalData["CALLOUT_INVENTORY_PATH"] = modelInventoryPath; |
| 1161 | } |
| 1162 | else |
| 1163 | { |
| 1164 | // The base model and the mismatched PSU are not supported or |
| 1165 | // could not be found in the supported configuration, callout |
| 1166 | // the mismatched PSU. |
| 1167 | additionalData["EXPECTED_MODEL"] = model; |
| 1168 | additionalData["ACTUAL_MODEL"] = psuModel; |
| 1169 | additionalData["CALLOUT_INVENTORY_PATH"] = |
| 1170 | psu->getInventoryPath(); |
| 1171 | } |
| 1172 | model.clear(); |
| 1173 | return false; |
| 1174 | } |
| 1175 | } |
| 1176 | return true; |
| 1177 | } |
| 1178 | |
| 1179 | bool Chassis::isRequiredPSU(const PowerSupply& psu) |
| 1180 | { |
| 1181 | // Get required number of PSUs; if not found, we don't know if PSU required |
| 1182 | unsigned int requiredCount = getRequiredPSUCount(); |
| 1183 | if (requiredCount == 0) |
| 1184 | { |
| 1185 | return false; |
| 1186 | } |
| 1187 | |
| 1188 | // If total PSU count <= the required count, all PSUs are required |
| 1189 | if (psus.size() <= requiredCount) |
| 1190 | { |
| 1191 | return true; |
| 1192 | } |
| 1193 | |
| 1194 | // We don't currently get information from EntityManager about which PSUs |
| 1195 | // are required, so we have to do some guesswork. First check if this PSU |
| 1196 | // is present. If so, assume it is required. |
| 1197 | if (psu.isPresent()) |
| 1198 | { |
| 1199 | return true; |
| 1200 | } |
| 1201 | |
| 1202 | // This PSU is not present. Count the number of other PSUs that are |
| 1203 | // present. If enough other PSUs are present, assume the specified PSU is |
| 1204 | // not required. |
| 1205 | unsigned int psuCount = |
| 1206 | std::count_if(psus.begin(), psus.end(), |
| 1207 | [](const auto& psu) { return psu->isPresent(); }); |
| 1208 | if (psuCount >= requiredCount) |
| 1209 | { |
| 1210 | return false; |
| 1211 | } |
| 1212 | |
| 1213 | // Check if this PSU was previously present. If so, assume it is required. |
| 1214 | // We know it was previously present if it has a non-empty model name. |
| 1215 | if (!psu.getModelName().empty()) |
| 1216 | { |
| 1217 | return true; |
| 1218 | } |
| 1219 | |
| 1220 | // This PSU was never present. Count the number of other PSUs that were |
| 1221 | // previously present. If including those PSUs is enough, assume the |
| 1222 | // specified PSU is not required. |
| 1223 | psuCount += std::count_if(psus.begin(), psus.end(), [](const auto& psu) { |
| 1224 | return (!psu->isPresent() && !psu->getModelName().empty()); |
| 1225 | }); |
| 1226 | if (psuCount >= requiredCount) |
| 1227 | { |
| 1228 | return false; |
| 1229 | } |
| 1230 | |
| 1231 | // We still haven't found enough PSUs. Sort the inventory paths of PSUs |
| 1232 | // that were never present. PSU inventory paths typically end with the PSU |
| 1233 | // number (0, 1, 2, ...). Assume that lower-numbered PSUs are required. |
| 1234 | std::vector<std::string> sortedPaths; |
| 1235 | std::for_each(psus.begin(), psus.end(), [&sortedPaths](const auto& psu) { |
| 1236 | if (!psu->isPresent() && psu->getModelName().empty()) |
| 1237 | { |
| 1238 | sortedPaths.push_back(psu->getInventoryPath()); |
| 1239 | } |
| 1240 | }); |
| 1241 | std::sort(sortedPaths.begin(), sortedPaths.end()); |
| 1242 | |
| 1243 | // Check if specified PSU is close enough to start of list to be required |
| 1244 | for (const auto& path : sortedPaths) |
| 1245 | { |
| 1246 | if (path == psu.getInventoryPath()) |
| 1247 | { |
| 1248 | return true; |
| 1249 | } |
| 1250 | if (++psuCount >= requiredCount) |
| 1251 | { |
| 1252 | break; |
| 1253 | } |
| 1254 | } |
| 1255 | |
| 1256 | // PSU was not close to start of sorted list; assume not required |
| 1257 | return false; |
| 1258 | } |
| 1259 | |
Faisal Awada | 9864f83 | 2025-05-30 12:21:00 -0500 | [diff] [blame] | 1260 | } // namespace phosphor::power::chassis |