Sampa Misra | 032bd50 | 2019-03-06 05:03:22 -0600 | [diff] [blame] | 1 | #include "bios.hpp" |
| 2 | |
| 3 | #include "libpldmresponder/utils.hpp" |
Jinu Joy Thomas | f666db1 | 2019-05-29 05:22:31 -0500 | [diff] [blame] | 4 | #include "registration.hpp" |
Sampa Misra | 032bd50 | 2019-03-06 05:03:22 -0600 | [diff] [blame] | 5 | #include "xyz/openbmc_project/Common/error.hpp" |
| 6 | |
| 7 | #include <array> |
| 8 | #include <chrono> |
| 9 | #include <ctime> |
| 10 | #include <iostream> |
Deepak Kodihalli | c2feac9 | 2019-04-30 17:21:19 +0530 | [diff] [blame] | 11 | #include <phosphor-logging/log.hpp> |
Sampa Misra | 032bd50 | 2019-03-06 05:03:22 -0600 | [diff] [blame] | 12 | #include <stdexcept> |
| 13 | #include <string> |
| 14 | #include <variant> |
| 15 | #include <vector> |
| 16 | |
| 17 | namespace pldm |
| 18 | { |
| 19 | |
| 20 | using namespace phosphor::logging; |
| 21 | |
| 22 | using EpochTimeUS = uint64_t; |
| 23 | |
| 24 | constexpr auto dbusProperties = "org.freedesktop.DBus.Properties"; |
| 25 | |
| 26 | namespace responder |
| 27 | { |
| 28 | |
Jinu Joy Thomas | f666db1 | 2019-05-29 05:22:31 -0500 | [diff] [blame] | 29 | namespace bios |
| 30 | { |
| 31 | |
| 32 | void registerHandlers() |
| 33 | { |
| 34 | registerHandler(PLDM_BIOS, PLDM_GET_DATE_TIME, std::move(getDateTime)); |
| 35 | } |
| 36 | |
| 37 | } // namespace bios |
| 38 | |
Sampa Misra | 032bd50 | 2019-03-06 05:03:22 -0600 | [diff] [blame] | 39 | namespace utils |
| 40 | { |
| 41 | |
| 42 | void epochToBCDTime(uint64_t timeSec, uint8_t& seconds, uint8_t& minutes, |
| 43 | uint8_t& hours, uint8_t& day, uint8_t& month, |
| 44 | uint16_t& year) |
| 45 | { |
| 46 | auto t = time_t(timeSec); |
| 47 | auto time = localtime(&t); |
| 48 | |
| 49 | seconds = decimalToBcd(time->tm_sec); |
| 50 | minutes = decimalToBcd(time->tm_min); |
| 51 | hours = decimalToBcd(time->tm_hour); |
| 52 | day = decimalToBcd(time->tm_mday); |
| 53 | month = |
| 54 | decimalToBcd(time->tm_mon + 1); // The number of months in the range |
| 55 | // 0 to 11.PLDM expects range 1 to 12 |
| 56 | year = decimalToBcd(time->tm_year + 1900); // The number of years since 1900 |
| 57 | } |
| 58 | |
| 59 | } // namespace utils |
| 60 | |
Jinu Joy Thomas | f666db1 | 2019-05-29 05:22:31 -0500 | [diff] [blame] | 61 | Response getDateTime(const pldm_msg* request, size_t payloadLength) |
Sampa Misra | 032bd50 | 2019-03-06 05:03:22 -0600 | [diff] [blame] | 62 | { |
| 63 | uint8_t seconds = 0; |
| 64 | uint8_t minutes = 0; |
| 65 | uint8_t hours = 0; |
| 66 | uint8_t day = 0; |
| 67 | uint8_t month = 0; |
| 68 | uint16_t year = 0; |
| 69 | |
| 70 | constexpr auto timeInterface = "xyz.openbmc_project.Time.EpochTime"; |
| 71 | constexpr auto bmcTimePath = "/xyz/openbmc_project/time/bmc"; |
vkaverap | a6575b8 | 2019-04-03 05:33:52 -0500 | [diff] [blame] | 72 | Response response(sizeof(pldm_msg_hdr) + PLDM_GET_DATE_TIME_RESP_BYTES, 0); |
| 73 | auto responsePtr = reinterpret_cast<pldm_msg*>(response.data()); |
Sampa Misra | 032bd50 | 2019-03-06 05:03:22 -0600 | [diff] [blame] | 74 | std::variant<EpochTimeUS> value; |
| 75 | |
| 76 | auto bus = sdbusplus::bus::new_default(); |
| 77 | try |
| 78 | { |
| 79 | auto service = getService(bus, bmcTimePath, timeInterface); |
| 80 | |
| 81 | auto method = bus.new_method_call(service.c_str(), bmcTimePath, |
| 82 | dbusProperties, "Get"); |
| 83 | method.append(timeInterface, "Elapsed"); |
| 84 | |
| 85 | auto reply = bus.call(method); |
| 86 | reply.read(value); |
| 87 | } |
| 88 | |
| 89 | catch (std::exception& e) |
| 90 | { |
| 91 | log<level::ERR>("Error getting time", entry("PATH=%s", bmcTimePath), |
| 92 | entry("TIME INTERACE=%s", timeInterface)); |
| 93 | |
Jinu Joy Thomas | 33705fd | 2019-07-02 16:03:05 +0530 | [diff] [blame] | 94 | encode_get_date_time_resp(request->hdr.instance_id, PLDM_ERROR, seconds, |
| 95 | minutes, hours, day, month, year, |
| 96 | responsePtr); |
vkaverap | a6575b8 | 2019-04-03 05:33:52 -0500 | [diff] [blame] | 97 | return response; |
Sampa Misra | 032bd50 | 2019-03-06 05:03:22 -0600 | [diff] [blame] | 98 | } |
| 99 | |
| 100 | uint64_t timeUsec = std::get<EpochTimeUS>(value); |
| 101 | |
| 102 | uint64_t timeSec = std::chrono::duration_cast<std::chrono::seconds>( |
| 103 | std::chrono::microseconds(timeUsec)) |
| 104 | .count(); |
| 105 | |
| 106 | utils::epochToBCDTime(timeSec, seconds, minutes, hours, day, month, year); |
| 107 | |
Jinu Joy Thomas | 33705fd | 2019-07-02 16:03:05 +0530 | [diff] [blame] | 108 | encode_get_date_time_resp(request->hdr.instance_id, PLDM_SUCCESS, seconds, |
| 109 | minutes, hours, day, month, year, responsePtr); |
vkaverap | a6575b8 | 2019-04-03 05:33:52 -0500 | [diff] [blame] | 110 | return response; |
Sampa Misra | 032bd50 | 2019-03-06 05:03:22 -0600 | [diff] [blame] | 111 | } |
| 112 | |
| 113 | } // namespace responder |
| 114 | } // namespace pldm |