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/*
// 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.
*/
#include <ipmid/api.hpp>
#include <manufacturingcommands.hpp>
#include <oemcommands.hpp>
namespace ipmi
{
Manufacturing mtm;
static auto revertTimeOut =
std::chrono::duration_cast<std::chrono::microseconds>(
std::chrono::seconds(60)); // 1 minute timeout
static constexpr const char* callbackMgrService =
"xyz.openbmc_project.CallbackManager";
static constexpr const char* callbackMgrIntf =
"xyz.openbmc_project.CallbackManager";
static constexpr const char* callbackMgrObjPath =
"/xyz/openbmc_project/CallbackManager";
static constexpr const char* retriggerLedUpdate = "RetriggerLEDUpdate";
const static constexpr char* systemDService = "org.freedesktop.systemd1";
const static constexpr char* systemDObjPath = "/org/freedesktop/systemd1";
const static constexpr char* systemDMgrIntf =
"org.freedesktop.systemd1.Manager";
const static constexpr char* pidControlService = "phosphor-pid-control.service";
int getGpioPathForSmSignal(const SmSignalGet signal, std::string& path)
{
switch (signal)
{
case SmSignalGet::smPowerButton:
path = "/xyz/openbmc_project/chassis/buttons/power";
break;
case SmSignalGet::smResetButton:
path = "/xyz/openbmc_project/chassis/buttons/reset";
break;
case SmSignalGet::smNMIButton:
path = "/xyz/openbmc_project/chassis/buttons/nmi";
break;
default:
return -1;
break;
}
return 0;
}
ipmi_ret_t ledStoreAndSet(SmSignalSet signal, std::string setState)
{
LedProperty* ledProp = mtm.findLedProperty(signal);
if (ledProp == nullptr)
{
return IPMI_CC_INVALID_FIELD_REQUEST;
}
std::string ledName = ledProp->getName();
std::string ledService = ledServicePrefix + ledName;
std::string ledPath = ledPathPrefix + ledName;
ipmi::Value presentState;
if (false == ledProp->getLock())
{
if (mtm.getProperty(ledService.c_str(), ledPath.c_str(), ledIntf,
"State", &presentState) != 0)
{
return IPMI_CC_UNSPECIFIED_ERROR;
}
ledProp->setPrevState(std::get<std::string>(presentState));
ledProp->setLock(true);
if (signal == SmSignalSet::smPowerFaultLed ||
signal == SmSignalSet::smSystemReadyLed)
{
mtm.revertLedCallback = true;
}
}
if (mtm.setProperty(ledService, ledPath, ledIntf, "State",
ledStateStr + setState) != 0)
{
return IPMI_CC_UNSPECIFIED_ERROR;
}
return IPMI_CC_OK;
}
ipmi_ret_t ledRevert(SmSignalSet signal)
{
LedProperty* ledProp = mtm.findLedProperty(signal);
if (ledProp == nullptr)
{
return IPMI_CC_INVALID_FIELD_REQUEST;
}
if (true == ledProp->getLock())
{
ledProp->setLock(false);
if (signal == SmSignalSet::smPowerFaultLed ||
signal == SmSignalSet::smSystemReadyLed)
{
try
{
ipmi::method_no_args::callDbusMethod(
*getSdBus(), callbackMgrService, callbackMgrObjPath,
callbackMgrIntf, retriggerLedUpdate);
}
catch (sdbusplus::exception_t& e)
{
return IPMI_CC_UNSPECIFIED_ERROR;
}
mtm.revertLedCallback = false;
}
else
{
std::string ledName = ledProp->getName();
std::string ledService = ledServicePrefix + ledName;
std::string ledPath = ledPathPrefix + ledName;
if (mtm.setProperty(ledService, ledPath, ledIntf, "State",
ledProp->getPrevState()) != 0)
{
return IPMI_CC_UNSPECIFIED_ERROR;
}
}
}
return IPMI_CC_OK;
}
void Manufacturing::initData()
{
ledPropertyList.push_back(
LedProperty(SmSignalSet::smPowerFaultLed, "status_amber"));
ledPropertyList.push_back(
LedProperty(SmSignalSet::smSystemReadyLed, "status_green"));
ledPropertyList.push_back(
LedProperty(SmSignalSet::smIdentifyLed, "identify"));
}
void Manufacturing::revertTimerHandler()
{
if (revertFanPWM)
{
revertFanPWM = false;
disablePidControlService(false);
}
for (const auto& ledProperty : ledPropertyList)
{
const std::string& ledName = ledProperty.getName();
ledRevert(ledProperty.getSignal());
}
}
Manufacturing::Manufacturing() :
revertTimer([&](void) { revertTimerHandler(); })
{
initData();
}
int8_t Manufacturing::getProperty(const std::string& service,
const std::string& path,
const std::string& interface,
const std::string& propertyName,
ipmi::Value* reply)
{
try
{
*reply = ipmi::getDbusProperty(*getSdBus(), service, path, interface,
propertyName);
}
catch (const sdbusplus::exception::SdBusError& e)
{
phosphor::logging::log<phosphor::logging::level::INFO>(
"ERROR: getProperty");
return -1;
}
return 0;
}
int8_t Manufacturing::setProperty(const std::string& service,
const std::string& path,
const std::string& interface,
const std::string& propertyName,
ipmi::Value value)
{
try
{
ipmi::setDbusProperty(*getSdBus(), service, path, interface,
propertyName, value);
}
catch (const sdbusplus::exception::SdBusError& e)
{
phosphor::logging::log<phosphor::logging::level::INFO>(
"ERROR: setProperty");
return -1;
}
return 0;
}
int8_t Manufacturing::disablePidControlService(const bool disable)
{
try
{
auto dbus = getSdBus();
auto method = dbus->new_method_call(systemDService, systemDObjPath,
systemDMgrIntf,
disable ? "StopUnit" : "StartUnit");
method.append(pidControlService, "replace");
auto reply = dbus->call(method);
}
catch (const sdbusplus::exception::SdBusError& e)
{
phosphor::logging::log<phosphor::logging::level::INFO>(
"ERROR: phosphor-pid-control service start or stop failed");
return -1;
}
return 0;
}
ipmi::RspType<uint8_t, // Signal value
std::optional<uint16_t> // Fan tach value
>
appMTMGetSignal(uint8_t signalTypeByte, uint8_t instance,
uint8_t actionByte)
{
if (mtm.getAccessLvl() < MtmLvl::mtmAvailable)
{
return ipmi::responseInvalidCommand();
}
SmSignalGet signalType = static_cast<SmSignalGet>(signalTypeByte);
SmActionGet action = static_cast<SmActionGet>(actionByte);
switch (signalType)
{
case SmSignalGet::smFanPwmGet:
{
ipmi::Value reply;
std::string fullPath = fanPwmPath + std::to_string(instance);
if (mtm.getProperty(fanService, fullPath, fanIntf, "Value",
&reply) < 0)
{
return ipmi::responseInvalidFieldRequest();
}
double* doubleVal = std::get_if<double>(&reply);
if (doubleVal == nullptr)
{
return ipmi::responseUnspecifiedError();
}
uint8_t sensorVal = std::round(*doubleVal);
return ipmi::responseSuccess(sensorVal, std::nullopt);
}
break;
case SmSignalGet::smFanTachometerGet:
{
// Full path calculation pattern:
// Instance 1 path is
// /xyz/openbmc_project/sensors/fan_tach/Fan_1a Instance 2 path
// is /xyz/openbmc_project/sensors/fan_tach/Fan_1b Instance 3
// path is /xyz/openbmc_project/sensors/fan_tach/Fan_2a
// and so on...
std::string fullPath = fanTachPathPrefix;
std::string fanAb = (instance % 2) == 0 ? "b" : "a";
if (0 == instance)
{
return ipmi::responseInvalidFieldRequest();
}
else if (0 == instance / 2)
{
fullPath += std::string("1") + fanAb;
}
else
{
fullPath += std::to_string(instance / 2) + fanAb;
}
ipmi::Value reply;
if (mtm.getProperty(fanService, fullPath, fanIntf, "Value",
&reply) < 0)
{
return ipmi::responseInvalidFieldRequest();
}
double* doubleVal = std::get_if<double>(&reply);
if (doubleVal == nullptr)
{
return ipmi::responseUnspecifiedError();
}
uint8_t sensorVal = FAN_PRESENT | FAN_SENSOR_PRESENT;
std::optional<uint16_t> fanTach = std::round(*doubleVal);
return ipmi::responseSuccess(sensorVal, fanTach);
}
break;
case SmSignalGet::smResetButton:
case SmSignalGet::smPowerButton:
case SmSignalGet::smNMIButton:
case SmSignalGet::smIdentifyButton:
{
std::string path;
if (getGpioPathForSmSignal(signalType, path) < 0)
{
return ipmi::responseInvalidFieldRequest();
}
switch (action)
{
case SmActionGet::sample:
phosphor::logging::log<phosphor::logging::level::INFO>(
"case SmActionGet::sample");
break;
case SmActionGet::ignore:
{
phosphor::logging::log<phosphor::logging::level::INFO>(
"case SmActionGet::ignore");
if (mtm.setProperty(buttonService, path, buttonIntf,
"ButtonMasked", true) < 0)
{
return ipmi::responseUnspecifiedError();
}
}
break;
case SmActionGet::revert:
{
phosphor::logging::log<phosphor::logging::level::INFO>(
"case SmActionGet::revert");
if (mtm.setProperty(buttonService, path, buttonIntf,
"ButtonMasked", false) < 0)
{
return ipmi::responseUnspecifiedError();
}
}
break;
default:
return ipmi::responseInvalidFieldRequest();
break;
}
ipmi::Value reply;
if (mtm.getProperty(buttonService, path, buttonIntf,
"ButtonPressed", &reply) < 0)
{
return ipmi::responseUnspecifiedError();
}
bool* valPtr = std::get_if<bool>(&reply);
if (valPtr == nullptr)
{
return ipmi::responseUnspecifiedError();
}
uint8_t sensorVal = *valPtr;
return ipmi::responseSuccess(sensorVal, std::nullopt);
}
break;
default:
return ipmi::responseInvalidFieldRequest();
break;
}
}
ipmi_ret_t ipmi_app_mtm_set_signal(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
ipmi_request_t request,
ipmi_response_t response,
ipmi_data_len_t data_len,
ipmi_context_t context)
{
uint8_t ret = 0;
ipmi_ret_t retCode = IPMI_CC_OK;
SetSmSignalReq* pReq = static_cast<SetSmSignalReq*>(request);
std::string ledName;
/////////////////// Signal to led configuration ////////////////
// {SM_SYSTEM_READY_LED, STAT_GRN_LED}, GPIOS4 gpio148
// {SM_POWER_FAULT_LED, STAT_AMB_LED}, GPIOS5 gpio149
// {SM_IDENTIFY_LED, IDENTIFY_LED}, GPIOS6 gpio150
// {SM_SPEAKER, SPEAKER}, GPIOAB0 gpio216
/////////////////////////////////////////////////////////////////
if ((*data_len == sizeof(*pReq)) &&
(mtm.getAccessLvl() >= MtmLvl::mtmAvailable))
{
switch (pReq->Signal)
{
case SmSignalSet::smPowerFaultLed:
case SmSignalSet::smSystemReadyLed:
case SmSignalSet::smIdentifyLed:
switch (pReq->Action)
{
case SmActionSet::forceDeasserted:
{
phosphor::logging::log<phosphor::logging::level::INFO>(
"case SmActionSet::forceDeasserted");
retCode =
ledStoreAndSet(pReq->Signal, std::string("Off"));
if (retCode != IPMI_CC_OK)
{
break;
}
mtm.revertTimer.start(revertTimeOut);
}
break;
case SmActionSet::forceAsserted:
{
phosphor::logging::log<phosphor::logging::level::INFO>(
"case SmActionSet::forceAsserted");
retCode =
ledStoreAndSet(pReq->Signal, std::string("On"));
if (retCode != IPMI_CC_OK)
{
break;
}
mtm.revertTimer.start(revertTimeOut);
if (SmSignalSet::smPowerFaultLed == pReq->Signal)
{
// Deassert "system ready"
retCode =
ledStoreAndSet(SmSignalSet::smSystemReadyLed,
std::string("Off"));
if (retCode != IPMI_CC_OK)
{
break;
}
}
else if (SmSignalSet::smSystemReadyLed == pReq->Signal)
{
// Deassert "fault led"
retCode =
ledStoreAndSet(SmSignalSet::smPowerFaultLed,
std::string("Off"));
if (retCode != IPMI_CC_OK)
{
break;
}
}
}
break;
case SmActionSet::revert:
{
phosphor::logging::log<phosphor::logging::level::INFO>(
"case SmActionSet::revert");
retCode = ledRevert(pReq->Signal);
if (retCode != IPMI_CC_OK)
{
break;
}
}
break;
default:
{
retCode = IPMI_CC_INVALID_FIELD_REQUEST;
}
break;
}
break;
case SmSignalSet::smFanPowerSpeed:
{
if (((pReq->Action == SmActionSet::forceAsserted) &&
(*data_len != sizeof(*pReq)) && (pReq->Value > 100)) ||
pReq->Instance == 0)
{
retCode = IPMI_CC_INVALID_FIELD_REQUEST;
break;
}
uint8_t pwmValue = 0;
switch (pReq->Action)
{
case SmActionSet::revert:
{
if (mtm.revertFanPWM)
{
ret = mtm.disablePidControlService(false);
if (ret < 0)
{
retCode = IPMI_CC_UNSPECIFIED_ERROR;
break;
}
mtm.revertFanPWM = false;
}
}
break;
case SmActionSet::forceAsserted:
{
pwmValue = pReq->Value;
} // fall-through
case SmActionSet::forceDeasserted:
{
if (!mtm.revertFanPWM)
{
ret = mtm.disablePidControlService(true);
if (ret < 0)
{
retCode = IPMI_CC_UNSPECIFIED_ERROR;
break;
}
mtm.revertFanPWM = true;
}
mtm.revertTimer.start(revertTimeOut);
std::string fanPwmInstancePath =
fanPwmPath + std::to_string(pReq->Instance);
ret = mtm.setProperty(fanService, fanPwmInstancePath,
fanIntf, "Value",
static_cast<double>(pwmValue));
if (ret < 0)
{
retCode = IPMI_CC_UNSPECIFIED_ERROR;
}
}
break;
default:
{
retCode = IPMI_CC_INVALID_FIELD_REQUEST;
}
break;
}
}
break;
default:
{
retCode = IPMI_CC_INVALID_FIELD_REQUEST;
}
break;
}
}
else
{
retCode = IPMI_CC_ILLEGAL_COMMAND;
}
*data_len = 0; // Only CC is return for SetSmSignal cmd
return retCode;
}
} // namespace ipmi
void register_mtm_commands() __attribute__((constructor));
void register_mtm_commands()
{
// <Get SM Signal>
ipmi::registerHandler(
ipmi::prioOemBase, ipmi::netFnOemOne,
static_cast<ipmi::Cmd>(IPMINetFnIntelOemGeneralCmds::GetSmSignal),
ipmi::Privilege::User, ipmi::appMTMGetSignal);
ipmi_register_callback(
netfnIntcOEMGeneral,
static_cast<ipmi_cmd_t>(IPMINetFnIntelOemGeneralCmds::SetSmSignal),
NULL, ipmi::ipmi_app_mtm_set_signal, PRIVILEGE_USER);
return;
}