xref: /openbmc/smbios-mdr/src/mdrv2.cpp (revision dd1811c9f7fc40f88b91d944eee4770d7c2f57cf)
1 /*
2 // Copyright (c) 2018 Intel 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 
17 #include "mdrv2.hpp"
18 
19 #include "pcieslot.hpp"
20 
21 #include <sys/mman.h>
22 
23 #include <phosphor-logging/elog-errors.hpp>
24 #include <sdbusplus/exception.hpp>
25 #include <xyz/openbmc_project/Smbios/MDR_V2/error.hpp>
26 
27 #include <fstream>
28 
29 namespace phosphor
30 {
31 namespace smbios
32 {
33 
34 std::vector<uint8_t> MDR_V2::getDirectoryInformation(uint8_t dirIndex)
35 {
36     std::vector<uint8_t> responseDir;
37 
38     std::ifstream smbiosFile(mdrType2File, std::ios_base::binary);
39     if (!smbiosFile.good())
40     {
41         phosphor::logging::log<phosphor::logging::level::ERR>(
42             "Read data from flash error - Open MDRV2 table file failure");
43         throw sdbusplus::xyz::openbmc_project::Smbios::MDR_V2::Error::
44             InvalidParameter();
45     }
46     if (dirIndex > smbiosDir.dirEntries)
47     {
48         responseDir.push_back(0);
49         throw sdbusplus::xyz::openbmc_project::Smbios::MDR_V2::Error::
50             InvalidParameter();
51     }
52     responseDir.push_back(mdr2Version);
53     responseDir.push_back(smbiosDir.dirVersion);
54     uint8_t returnedEntries = smbiosDir.dirEntries - dirIndex;
55     responseDir.push_back(returnedEntries);
56     if ((dirIndex + returnedEntries) >= smbiosDir.dirEntries)
57     {
58         responseDir.push_back(0);
59     }
60     else
61     {
62         responseDir.push_back(smbiosDir.dirEntries - dirIndex -
63                               returnedEntries);
64     }
65     for (uint8_t index = dirIndex; index < smbiosDir.dirEntries; index++)
66     {
67         for (uint8_t indexId = 0; indexId < sizeof(DataIdStruct); indexId++)
68         {
69             responseDir.push_back(
70                 smbiosDir.dir[index].common.id.dataInfo[indexId]);
71         }
72     }
73 
74     return responseDir;
75 }
76 
77 bool MDR_V2::smbiosIsAvailForUpdate(uint8_t index)
78 {
79     bool ret = false;
80     if (index >= maxDirEntries)
81     {
82         return ret;
83     }
84 
85     switch (smbiosDir.dir[index].stage)
86     {
87         case MDR2SMBIOSStatusEnum::mdr2Updating:
88             ret = false;
89             break;
90 
91         case MDR2SMBIOSStatusEnum::mdr2Init:
92             // This *looks* like there should be a break statement here,
93             // as the effects of the previous statement are a noop given
94             // the following code that this falls through to.
95             // We've elected not to change it, though, since it's been
96             // this way since the old generation, and it would affect
97             // the way the code functions.
98             // If it ain't broke, don't fix it.
99 
100         case MDR2SMBIOSStatusEnum::mdr2Loaded:
101         case MDR2SMBIOSStatusEnum::mdr2Updated:
102             if (smbiosDir.dir[index].lock == MDR2DirLockEnum::mdr2DirLock)
103             {
104                 ret = false;
105             }
106             else
107             {
108                 ret = true;
109             }
110             break;
111 
112         default:
113             break;
114     }
115 
116     return ret;
117 }
118 
119 std::vector<uint8_t> MDR_V2::getDataOffer()
120 {
121     std::vector<uint8_t> offer(sizeof(DataIdStruct));
122     if (smbiosIsAvailForUpdate(0))
123     {
124         std::copy(smbiosDir.dir[0].common.id.dataInfo,
125                   &smbiosDir.dir[0].common.id.dataInfo[16], offer.data());
126     }
127     else
128     {
129         phosphor::logging::log<phosphor::logging::level::ERR>(
130             "smbios is not ready for update");
131         throw sdbusplus::xyz::openbmc_project::Smbios::MDR_V2::Error::
132             UpdateInProgress();
133     }
134     return offer;
135 }
136 
137 inline uint8_t MDR_V2::smbiosValidFlag(uint8_t index)
138 {
139     FlagStatus ret = FlagStatus::flagIsInvalid;
140     MDR2SMBIOSStatusEnum stage = smbiosDir.dir[index].stage;
141     MDR2DirLockEnum lock = smbiosDir.dir[index].lock;
142 
143     switch (stage)
144     {
145         case MDR2SMBIOSStatusEnum::mdr2Loaded:
146         case MDR2SMBIOSStatusEnum::mdr2Updated:
147             if (lock == MDR2DirLockEnum::mdr2DirLock)
148             {
149                 ret = FlagStatus::flagIsLocked; // locked
150             }
151             else
152             {
153                 ret = FlagStatus::flagIsValid; // valid
154             }
155             break;
156 
157         case MDR2SMBIOSStatusEnum::mdr2Updating:
158         case MDR2SMBIOSStatusEnum::mdr2Init:
159             ret = FlagStatus::flagIsInvalid; // invalid
160             break;
161 
162         default:
163             break;
164     }
165 
166     return static_cast<uint8_t>(ret);
167 }
168 
169 // If source variable size is 4 bytes (uint32_t) and destination is Vector type
170 // is 1 byte (uint8_t), then by using this API can copy data byte by byte. For
171 // Example copying data from smbiosDir.dir[idIndex].common.size and
172 // smbiosDir.dir[idIndex].common.timestamp to vector variable responseInfo
173 template <typename T>
174 void appendReversed(std::vector<uint8_t>& vector, const T& value)
175 {
176     auto data = reinterpret_cast<const uint8_t*>(&value);
177     std::reverse_copy(data, data + sizeof(value), std::back_inserter(vector));
178 }
179 
180 std::vector<uint8_t> MDR_V2::getDataInformation(uint8_t idIndex)
181 {
182     std::vector<uint8_t> responseInfo;
183     responseInfo.push_back(mdr2Version);
184 
185     if (idIndex >= maxDirEntries)
186     {
187         throw sdbusplus::xyz::openbmc_project::Smbios::MDR_V2::Error::
188             InvalidParameter();
189     }
190 
191     for (uint8_t index = 0; index < sizeof(DataIdStruct); index++)
192     {
193         responseInfo.push_back(
194             smbiosDir.dir[idIndex].common.id.dataInfo[index]);
195     }
196 
197     responseInfo.push_back(smbiosValidFlag(idIndex));
198     appendReversed(responseInfo, smbiosDir.dir[idIndex].common.size);
199     responseInfo.push_back(smbiosDir.dir[idIndex].common.dataVersion);
200     appendReversed(responseInfo, smbiosDir.dir[idIndex].common.timestamp);
201 
202     return responseInfo;
203 }
204 
205 bool MDR_V2::readDataFromFlash(MDRSMBIOSHeader* mdrHdr, uint8_t* data)
206 {
207     if (mdrHdr == nullptr)
208     {
209         phosphor::logging::log<phosphor::logging::level::ERR>(
210             "Read data from flash error - Invalid mdr header");
211         return false;
212     }
213     if (data == nullptr)
214     {
215         phosphor::logging::log<phosphor::logging::level::ERR>(
216             "Read data from flash error - Invalid data point");
217         return false;
218     }
219     std::ifstream smbiosFile(mdrType2File, std::ios_base::binary);
220     if (!smbiosFile.good())
221     {
222         phosphor::logging::log<phosphor::logging::level::ERR>(
223             "Read data from flash error - Open MDRV2 table file failure");
224         return false;
225     }
226     smbiosFile.clear();
227     smbiosFile.seekg(0, std::ios_base::end);
228     int fileLength = smbiosFile.tellg();
229     smbiosFile.seekg(0, std::ios_base::beg);
230     if (fileLength < sizeof(MDRSMBIOSHeader))
231     {
232         phosphor::logging::log<phosphor::logging::level::ERR>(
233             "MDR V2 file size is smaller than mdr header");
234         return false;
235     }
236     smbiosFile.read(reinterpret_cast<char*>(mdrHdr), sizeof(MDRSMBIOSHeader));
237     if (mdrHdr->dataSize > smbiosTableStorageSize)
238     {
239         phosphor::logging::log<phosphor::logging::level::ERR>(
240             "Data size out of limitation");
241         smbiosFile.close();
242         return false;
243     }
244     fileLength -= sizeof(MDRSMBIOSHeader);
245     if (fileLength < mdrHdr->dataSize)
246     {
247         smbiosFile.read(reinterpret_cast<char*>(data), fileLength);
248     }
249     else
250     {
251         smbiosFile.read(reinterpret_cast<char*>(data), mdrHdr->dataSize);
252     }
253     smbiosFile.close();
254     return true;
255 }
256 
257 bool MDR_V2::sendDirectoryInformation(uint8_t dirVersion, uint8_t dirIndex,
258                                       uint8_t returnedEntries,
259                                       uint8_t remainingEntries,
260                                       std::vector<uint8_t> dirEntry)
261 {
262     bool teminate = false;
263     if ((dirIndex >= maxDirEntries) || (returnedEntries < 1))
264     {
265         phosphor::logging::log<phosphor::logging::level::ERR>(
266             "Send Dir info failed - input parameter invalid");
267         throw sdbusplus::xyz::openbmc_project::Smbios::MDR_V2::Error::
268             InvalidParameter();
269     }
270     if ((static_cast<size_t>(returnedEntries) * sizeof(DataIdStruct)) !=
271         dirEntry.size())
272     {
273         phosphor::logging::log<phosphor::logging::level::ERR>(
274             "Directory size invalid");
275         throw sdbusplus::xyz::openbmc_project::Smbios::MDR_V2::Error::
276             InvalidParameter();
277     }
278     if (dirVersion == smbiosDir.dirVersion)
279     {
280         teminate = true;
281     }
282     else
283     {
284         if (remainingEntries > 0)
285         {
286             teminate = false;
287         }
288         else
289         {
290             teminate = true;
291             smbiosDir.dirVersion = dirVersion;
292         }
293         uint8_t idIndex = dirIndex;
294         smbiosDir.dirEntries = returnedEntries;
295 
296         uint8_t* pData = dirEntry.data();
297         if (pData == nullptr)
298         {
299             return false;
300         }
301         for (uint8_t index = 0; index < returnedEntries; index++)
302         {
303             auto data = reinterpret_cast<const DataIdStruct*>(pData);
304             std::copy(data->dataInfo, data->dataInfo + sizeof(DataIdStruct),
305                       smbiosDir.dir[idIndex + index].common.id.dataInfo);
306             pData += sizeof(DataIdStruct);
307         }
308     }
309     return teminate;
310 }
311 
312 bool MDR_V2::sendDataInformation(uint8_t idIndex, uint8_t flag,
313                                  uint32_t dataLen, uint32_t dataVer,
314                                  uint32_t timeStamp)
315 {
316     if (idIndex >= maxDirEntries)
317     {
318         throw sdbusplus::xyz::openbmc_project::Smbios::MDR_V2::Error::
319             InvalidParameter();
320     }
321     int entryChanged = 0;
322     if (smbiosDir.dir[idIndex].common.dataSetSize != dataLen)
323     {
324         entryChanged++;
325         smbiosDir.dir[idIndex].common.dataSetSize = dataLen;
326     }
327 
328     if (smbiosDir.dir[idIndex].common.dataVersion != dataVer)
329     {
330         entryChanged++;
331         smbiosDir.dir[idIndex].common.dataVersion = dataVer;
332     }
333 
334     if (smbiosDir.dir[idIndex].common.timestamp != timeStamp)
335     {
336         entryChanged++;
337         smbiosDir.dir[idIndex].common.timestamp = timeStamp;
338     }
339     if (entryChanged == 0)
340     {
341         return false;
342     }
343     return true;
344 }
345 
346 int MDR_V2::findIdIndex(std::vector<uint8_t> dataInfo)
347 {
348     if (dataInfo.size() != sizeof(DataIdStruct))
349     {
350         phosphor::logging::log<phosphor::logging::level::ERR>(
351             "Length of dataInfo invalid");
352         throw sdbusplus::xyz::openbmc_project::Smbios::MDR_V2::Error::
353             InvalidId();
354     }
355     std::array<uint8_t, 16> arrayDataInfo;
356 
357     std::copy(dataInfo.begin(), dataInfo.end(), arrayDataInfo.begin());
358 
359     for (int index = 0; index < smbiosDir.dirEntries; index++)
360     {
361         int info = 0;
362         for (; info < arrayDataInfo.size(); info++)
363         {
364             if (arrayDataInfo[info] !=
365                 smbiosDir.dir[index].common.id.dataInfo[info])
366             {
367                 break;
368             }
369         }
370         if (info == arrayDataInfo.size())
371         {
372             return index;
373         }
374     }
375     throw sdbusplus::xyz::openbmc_project::Smbios::MDR_V2::Error::InvalidId();
376 }
377 
378 uint8_t MDR_V2::directoryEntries(uint8_t value)
379 {
380     std::ifstream smbiosFile(mdrType2File, std::ios_base::binary);
381     if (!smbiosFile.good())
382     {
383         phosphor::logging::log<phosphor::logging::level::ERR>(
384             "Read data from flash error - Open MDRV2 table file failure");
385         value = 0;
386     }
387     else
388     {
389         value = smbiosDir.dirEntries;
390     }
391     return sdbusplus::xyz::openbmc_project::Smbios::server::MDR_V2::
392         directoryEntries(value);
393 }
394 
395 void MDR_V2::systemInfoUpdate()
396 {
397     std::string motherboardPath;
398     auto method = bus.new_method_call(mapperBusName, mapperPath,
399                                       mapperInterface, "GetSubTreePaths");
400     method.append(systemInterfacePath);
401     method.append(0);
402     method.append(std::vector<std::string>({systemInterface}));
403 
404     try
405     {
406         std::vector<std::string> paths;
407         sdbusplus::message_t reply = bus.call(method);
408         reply.read(paths);
409         if (paths.size() < 1)
410         {
411             phosphor::logging::log<phosphor::logging::level::ERR>(
412                 "Failed to get system motherboard dbus path. Setting up a "
413                 "match rule");
414             // Add match rule if motherboard dbus path is not yet created
415             static std::unique_ptr<sdbusplus::bus::match_t>
416                 motherboardConfigMatch =
417                     std::make_unique<sdbusplus::bus::match_t>(
418                         bus,
419                         sdbusplus::bus::match::rules::interfacesAdded() +
420                             sdbusplus::bus::match::rules::argNpath(
421                                 0,
422                                 "/xyz/openbmc_project/inventory/system/board/"),
423                         [this,
424                          systemInterface](sdbusplus::message::message& msg) {
425                             sdbusplus::message::object_path objectName;
426                             boost::container::flat_map<
427                                 std::string,
428                                 boost::container::flat_map<
429                                     std::string,
430                                     std::variant<std::string, uint64_t>>>
431                                 msgData;
432                             msg.read(objectName, msgData);
433                             if (msgData.contains(systemInterface))
434                             {
435                                 this->systemInfoUpdate();
436                             }
437                         });
438         }
439         else
440         {
441             motherboardPath = std::move(paths[0]);
442         }
443     }
444     catch (const sdbusplus::exception_t& e)
445     {
446         phosphor::logging::log<phosphor::logging::level::ERR>(
447             "Failed to query system motherboard",
448             phosphor::logging::entry("ERROR=%s", e.what()));
449     }
450 
451     cpus.clear();
452     int num = getTotalCpuSlot();
453     if (num == -1)
454     {
455         phosphor::logging::log<phosphor::logging::level::ERR>(
456             "get cpu total slot failed");
457         return;
458     }
459 
460     for (int index = 0; index < num; index++)
461     {
462         std::string path = cpuPath + std::to_string(index);
463         cpus.emplace_back(std::make_unique<phosphor::smbios::Cpu>(
464             bus, path, index, smbiosDir.dir[smbiosDirIndex].dataStorage,
465             motherboardPath));
466     }
467 
468 #ifdef DIMM_DBUS
469 
470     dimms.clear();
471 
472     num = getTotalDimmSlot();
473     if (num == -1)
474     {
475         phosphor::logging::log<phosphor::logging::level::ERR>(
476             "get dimm total slot failed");
477         return;
478     }
479 
480     for (int index = 0; index < num; index++)
481     {
482         std::string path = dimmPath + std::to_string(index);
483         dimms.emplace_back(std::make_unique<phosphor::smbios::Dimm>(
484             bus, path, index, smbiosDir.dir[smbiosDirIndex].dataStorage,
485             motherboardPath));
486     }
487 
488 #endif
489 
490     pcies.clear();
491     num = getTotalPcieSlot();
492     if (num == -1)
493     {
494         phosphor::logging::log<phosphor::logging::level::ERR>(
495             "get pcie total slot failed");
496         return;
497     }
498 
499     for (int index = 0; index < num; index++)
500     {
501         std::string path = pciePath + std::to_string(index);
502         pcies.emplace_back(std::make_unique<phosphor::smbios::Pcie>(
503             bus, path, index, smbiosDir.dir[smbiosDirIndex].dataStorage,
504             motherboardPath));
505     }
506 
507     system.reset();
508     system = std::make_unique<System>(
509         bus, systemPath, smbiosDir.dir[smbiosDirIndex].dataStorage);
510 }
511 
512 int MDR_V2::getTotalCpuSlot()
513 {
514     uint8_t* dataIn = smbiosDir.dir[smbiosDirIndex].dataStorage;
515     int num = 0;
516 
517     if (dataIn == nullptr)
518     {
519         phosphor::logging::log<phosphor::logging::level::ERR>(
520             "get cpu total slot failed - no storage data");
521         return -1;
522     }
523 
524     while (1)
525     {
526         dataIn = getSMBIOSTypePtr(dataIn, processorsType);
527         if (dataIn == nullptr)
528         {
529             break;
530         }
531         num++;
532         dataIn = smbiosNextPtr(dataIn);
533         if (dataIn == nullptr)
534         {
535             break;
536         }
537         if (num >= limitEntryLen)
538         {
539             break;
540         }
541     }
542 
543     return num;
544 }
545 
546 int MDR_V2::getTotalDimmSlot()
547 {
548     uint8_t* dataIn = smbiosDir.dir[smbiosDirIndex].dataStorage;
549     uint8_t num = 0;
550 
551     if (dataIn == nullptr)
552     {
553         phosphor::logging::log<phosphor::logging::level::ERR>(
554             "Fail to get dimm total slot - no storage data");
555         return -1;
556     }
557 
558     while (1)
559     {
560         dataIn = getSMBIOSTypePtr(dataIn, memoryDeviceType);
561         if (dataIn == nullptr)
562         {
563             break;
564         }
565         num++;
566         dataIn = smbiosNextPtr(dataIn);
567         if (dataIn == nullptr)
568         {
569             break;
570         }
571         if (num >= limitEntryLen)
572         {
573             break;
574         }
575     }
576 
577     return num;
578 }
579 
580 int MDR_V2::getTotalPcieSlot()
581 {
582     uint8_t* dataIn = smbiosDir.dir[smbiosDirIndex].dataStorage;
583     int num = 0;
584 
585     if (dataIn == nullptr)
586     {
587         phosphor::logging::log<phosphor::logging::level::ERR>(
588             "Fail to get total system slot - no storage data");
589         return -1;
590     }
591 
592     while (1)
593     {
594         dataIn = getSMBIOSTypePtr(dataIn, systemSlots);
595         if (dataIn == nullptr)
596         {
597             break;
598         }
599 
600         /* System slot type offset. Check if the slot is a PCIE slots. All
601          * PCIE slot type are hardcoded in a table.
602          */
603         if (pcieSmbiosType.find(*(dataIn + 5)) != pcieSmbiosType.end())
604         {
605             num++;
606         }
607         dataIn = smbiosNextPtr(dataIn);
608         if (dataIn == nullptr)
609         {
610             break;
611         }
612         if (num >= limitEntryLen)
613         {
614             break;
615         }
616     }
617 
618     return num;
619 }
620 
621 bool MDR_V2::checkSMBIOSVersion(uint8_t* dataIn)
622 {
623     const std::string anchorString21 = "_SM_";
624     const std::string anchorString30 = "_SM3_";
625     std::string buffer(dataIn, dataIn + smbiosTableStorageSize);
626 
627     auto it = std::search(std::begin(buffer), std::end(buffer),
628                           std::begin(anchorString21), std::end(anchorString21));
629     bool smbios21Found = it != std::end(buffer);
630     if (!smbios21Found)
631     {
632         phosphor::logging::log<phosphor::logging::level::INFO>(
633             "SMBIOS 2.1 Anchor String not found. Looking for SMBIOS 3.0");
634         it = std::search(std::begin(buffer), std::end(buffer),
635                          std::begin(anchorString30), std::end(anchorString30));
636         if (it == std::end(buffer))
637         {
638             phosphor::logging::log<phosphor::logging::level::ERR>(
639                 "SMBIOS 2.1 and 3.0 Anchor Strings not found");
640             return false;
641         }
642     }
643 
644     auto pos = std::distance(std::begin(buffer), it);
645     auto length = smbiosTableStorageSize - pos;
646     uint8_t foundMajorVersion;
647     uint8_t foundMinorVersion;
648 
649     if (smbios21Found)
650     {
651         if (length < sizeof(EntryPointStructure21))
652         {
653             phosphor::logging::log<phosphor::logging::level::ERR>(
654                 "Invalid entry point structure for SMBIOS 2.1");
655             return false;
656         }
657 
658         auto epStructure =
659             reinterpret_cast<const EntryPointStructure21*>(&dataIn[pos]);
660         foundMajorVersion = epStructure->smbiosVersion.majorVersion;
661         foundMinorVersion = epStructure->smbiosVersion.minorVersion;
662     }
663     else
664     {
665         if (length < sizeof(EntryPointStructure30))
666         {
667             phosphor::logging::log<phosphor::logging::level::ERR>(
668                 "Invalid entry point structure for SMBIOS 3.0");
669             return false;
670         }
671 
672         auto epStructure =
673             reinterpret_cast<const EntryPointStructure30*>(&dataIn[pos]);
674         foundMajorVersion = epStructure->smbiosVersion.majorVersion;
675         foundMinorVersion = epStructure->smbiosVersion.minorVersion;
676     }
677     lg2::info("SMBIOS VERSION - {MAJOR}.{MINOR}", "MAJOR", foundMajorVersion,
678               "MINOR", foundMinorVersion);
679 
680     auto itr = std::find_if(
681         std::begin(supportedSMBIOSVersions), std::end(supportedSMBIOSVersions),
682         [&](SMBIOSVersion versionItr) {
683             return versionItr.majorVersion == foundMajorVersion &&
684                    versionItr.minorVersion == foundMinorVersion;
685         });
686     if (itr == std::end(supportedSMBIOSVersions))
687     {
688         return false;
689     }
690     return true;
691 }
692 
693 bool MDR_V2::agentSynchronizeData()
694 {
695     struct MDRSMBIOSHeader mdr2SMBIOS;
696     bool status = readDataFromFlash(&mdr2SMBIOS,
697                                     smbiosDir.dir[smbiosDirIndex].dataStorage);
698     if (!status)
699     {
700         phosphor::logging::log<phosphor::logging::level::ERR>(
701             "agent data sync failed - read data from flash failed");
702         return false;
703     }
704 
705     if (!checkSMBIOSVersion(smbiosDir.dir[smbiosDirIndex].dataStorage))
706     {
707         phosphor::logging::log<phosphor::logging::level::ERR>(
708             "Unsupported SMBIOS table version");
709         return false;
710     }
711 
712     systemInfoUpdate();
713     smbiosDir.dir[smbiosDirIndex].common.dataVersion = mdr2SMBIOS.dirVer;
714     smbiosDir.dir[smbiosDirIndex].common.timestamp = mdr2SMBIOS.timestamp;
715     smbiosDir.dir[smbiosDirIndex].common.size = mdr2SMBIOS.dataSize;
716     smbiosDir.dir[smbiosDirIndex].stage = MDR2SMBIOSStatusEnum::mdr2Loaded;
717     smbiosDir.dir[smbiosDirIndex].lock = MDR2DirLockEnum::mdr2DirUnlock;
718 
719     return true;
720 }
721 
722 std::vector<uint32_t> MDR_V2::synchronizeDirectoryCommonData(uint8_t idIndex,
723                                                              uint32_t size)
724 {
725     std::chrono::microseconds usec(
726         defaultTimeout); // default lock time out is 2s
727     std::vector<uint32_t> result;
728     smbiosDir.dir[idIndex].common.size = size;
729     result.push_back(smbiosDir.dir[idIndex].common.dataSetSize);
730     result.push_back(smbiosDir.dir[idIndex].common.dataVersion);
731     result.push_back(smbiosDir.dir[idIndex].common.timestamp);
732 
733     timer.expires_after(usec);
734     timer.async_wait([this](boost::system::error_code ec) {
735         if (ec || this == nullptr)
736         {
737             phosphor::logging::log<phosphor::logging::level::ERR>(
738                 "Timer Error!");
739             return;
740         }
741         agentSynchronizeData();
742     });
743     return result;
744 }
745 
746 std::vector<boost::container::flat_map<std::string, RecordVariant>>
747     MDR_V2::getRecordType(size_t type)
748 {
749 
750     std::vector<boost::container::flat_map<std::string, RecordVariant>> ret;
751     if (type == memoryDeviceType)
752     {
753 
754         uint8_t* dataIn = smbiosDir.dir[smbiosDirIndex].dataStorage;
755 
756         if (dataIn == nullptr)
757         {
758             throw std::runtime_error("Data not populated");
759         }
760 
761         do
762         {
763             dataIn =
764                 getSMBIOSTypePtr(dataIn, memoryDeviceType, sizeof(MemoryInfo));
765             if (dataIn == nullptr)
766             {
767                 break;
768             }
769             boost::container::flat_map<std::string, RecordVariant>& record =
770                 ret.emplace_back();
771 
772             auto memoryInfo = reinterpret_cast<MemoryInfo*>(dataIn);
773 
774             record["Type"] = memoryInfo->type;
775             record["Length"] = memoryInfo->length;
776             record["Handle"] = uint16_t(memoryInfo->handle);
777             record["Physical Memory Array Handle"] =
778                 uint16_t(memoryInfo->phyArrayHandle);
779             record["Memory Error Information Handle"] =
780                 uint16_t(memoryInfo->errInfoHandle);
781             record["Total Width"] = uint16_t(memoryInfo->totalWidth);
782             record["Data Width"] = uint16_t(memoryInfo->dataWidth);
783             record["Size"] = uint16_t(memoryInfo->size);
784             record["Form Factor"] = memoryInfo->formFactor;
785             record["Device Set"] = memoryInfo->deviceSet;
786             record["Device Locator"] = positionToString(
787                 memoryInfo->deviceLocator, memoryInfo->length, dataIn);
788             record["Bank Locator"] = positionToString(
789                 memoryInfo->bankLocator, memoryInfo->length, dataIn);
790             record["Memory Type"] = memoryInfo->memoryType;
791             record["Type Detail"] = uint16_t(memoryInfo->typeDetail);
792             record["Speed"] = uint16_t(memoryInfo->speed);
793             record["Manufacturer"] = positionToString(
794                 memoryInfo->manufacturer, memoryInfo->length, dataIn);
795             record["Serial Number"] = positionToString(
796                 memoryInfo->serialNum, memoryInfo->length, dataIn);
797             record["Asset Tag"] = positionToString(memoryInfo->assetTag,
798                                                    memoryInfo->length, dataIn);
799             record["Part Number"] = positionToString(
800                 memoryInfo->partNum, memoryInfo->length, dataIn);
801             record["Attributes"] = memoryInfo->attributes;
802             record["Extended Size"] = uint32_t(memoryInfo->extendedSize);
803             record["Configured Memory Speed"] =
804                 uint32_t(memoryInfo->confClockSpeed);
805             record["Minimum voltage"] = uint16_t(memoryInfo->minimumVoltage);
806             record["Maximum voltage"] = uint16_t(memoryInfo->maximumVoltage);
807             record["Configured voltage"] =
808                 uint16_t(memoryInfo->configuredVoltage);
809             record["Memory Technology"] = memoryInfo->memoryTechnology;
810             record["Memory Operating Mode Capabilty"] =
811                 uint16_t(memoryInfo->memoryOperatingModeCap);
812             record["Firmare Version"] = memoryInfo->firwareVersion;
813             record["Module Manufacturer ID"] =
814                 uint16_t(memoryInfo->modelManufId);
815             record["Module Product ID"] = uint16_t(memoryInfo->modelProdId);
816             record["Memory Subsystem Controller Manufacturer ID"] =
817                 uint16_t(memoryInfo->memSubConManufId);
818             record["Memory Subsystem Controller Product Id"] =
819                 uint16_t(memoryInfo->memSubConProdId);
820             record["Non-volatile Size"] = uint64_t(memoryInfo->nvSize);
821             record["Volatile Size"] = uint64_t(memoryInfo->volatileSize);
822             record["Cache Size"] = uint64_t(memoryInfo->cacheSize);
823             record["Logical Size"] = uint64_t(memoryInfo->logicalSize);
824         } while ((dataIn = smbiosNextPtr(dataIn)) != nullptr);
825 
826         return ret;
827     }
828 
829     throw std::invalid_argument("Invalid record type");
830     return ret;
831 }
832 
833 } // namespace smbios
834 } // namespace phosphor
835