xref: /openbmc/phosphor-power/power-sequencer/runtime_monitor.cpp (revision 8b38b177315d40f1f9bc1e4d0784d45ea17cbd5c)
1 /**
2  * Copyright © 2017 IBM Corporation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *     http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 #include "config.h"
17 
18 #include "runtime_monitor.hpp"
19 
20 #include "elog-errors.hpp"
21 #include "utility.hpp"
22 
23 #include <org/open_power/Witherspoon/Fault/error.hpp>
24 #include <phosphor-logging/lg2.hpp>
25 
26 namespace phosphor
27 {
28 namespace power
29 {
30 
31 using namespace sdbusplus::org::open_power::Witherspoon::Fault::Error;
32 
33 int RuntimeMonitor::run()
34 {
35 #ifdef DEVICE_ACCESS
36     return DeviceMonitor::run();
37 #else
38     return EXIT_SUCCESS;
39 #endif
40 }
41 
42 void RuntimeMonitor::onPowerLost(sdbusplus::message_t&)
43 {
44     lg2::info("PGOOD failure detected.  Checking for faults.");
45 
46     try
47     {
48         timer.setEnabled(false);
49 
50 #ifdef DEVICE_ACCESS
51         device->onFailure();
52 #endif
53         // Note: This application only runs when the system has
54         // power, so it will be killed by systemd sometime shortly
55         // after this power off is issued.
56 
57         util::powerOff<Shutdown>(bus);
58     }
59     catch (const std::exception& e)
60     {
61         // No need to crash
62         lg2::error(
63             "Exception occurred while checking for PGOOD faults in onPowerLost: {ERROR}",
64             "ERROR", e);
65     }
66 }
67 
68 } // namespace power
69 } // namespace phosphor
70