phal: use unix line breaks

OpenBMC is a Linux distribution, so use unix newlines instead of dos.

Change-Id: Ic26fa702baa8c80b901011e0606c3e7ee1409f61
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/phalerror/phal_error.cpp b/phalerror/phal_error.cpp
index 75fb936..8957487 100644
--- a/phalerror/phal_error.cpp
+++ b/phalerror/phal_error.cpp
@@ -1,527 +1,527 @@
-extern "C" {

-#include <libpdbg.h>

-}

-

-#include "create_pel.hpp"

-#include "phal_error.hpp"

-

-#include <attributes_info.H>

-#include <fmt/format.h>

-#include <libekb.H>

-#include <libipl.H>

-

-#include <algorithm>

-#include <cstdlib>

-#include <cstring>

-#include <iomanip>

-#include <list>

-#include <map>

-#include <nlohmann/json.hpp>

-#include <phosphor-logging/elog.hpp>

-#include <sstream>

-#include <string>

-

-namespace openpower

-{

-namespace phal

-{

-using namespace phosphor::logging;

-

-/**

- * Used to pass buffer to pdbg callback api to get required target

- * data (attributes) based on given data (attribute).

- */

-struct TargetInfo

-{

-    ATTR_PHYS_BIN_PATH_Type physBinPath;

-    ATTR_LOCATION_CODE_Type locationCode;

-    ATTR_PHYS_DEV_PATH_Type physDevPath;

-    ATTR_MRU_ID_Type mruId;

-

-    bool deconfigure;

-

-    TargetInfo()

-    {

-        memset(&physBinPath, '\0', sizeof(physBinPath));

-        memset(&locationCode, '\0', sizeof(locationCode));

-        memset(&physDevPath, '\0', sizeof(physDevPath));

-        mruId = 0;

-        deconfigure = false;

-    }

-};

-

-/**

- * Used to return in callback function which are used to get

- * physical path value and it binary format value.

- *

- * The value for constexpr defined based on pdbg_target_traverse function usage.

- */

-constexpr int continueTgtTraversal = 0;

-constexpr int requireAttrFound = 1;

-constexpr int requireAttrNotFound = 2;

-

-/**

- * @brief Used to get target location code from phal device tree

- *

- * @param[in] target current device tree target

- * @param[out] appPrivData used for accessing|storing from|to application

- *

- * @return 0 to continue traverse, non-zero to stop traverse

- */

-int pdbgCallbackToGetTgtReqAttrsVal(struct pdbg_target* target,

-                                    void* appPrivData)

-{

-    TargetInfo* targetInfo = static_cast<TargetInfo*>(appPrivData);

-

-    ATTR_PHYS_BIN_PATH_Type physBinPath;

-    /**

-     * TODO: Issue: phal/pdata#16

-     * Should not use direct pdbg api to read attribute. Need to use DT_GET_PROP

-     * macro for bmc app's and this will call libdt-api api but, it will print

-     * "pdbg_target_get_attribute failed" trace if attribute is not found and

-     * this callback will call recursively by using pdbg_target_traverse() until

-     * find expected attribute based on return code from this callback. Because,

-     * need to do target iteration to get actual attribute (ATTR_PHYS_BIN_PATH)

-     * value when device tree target info doesn't know to read attribute from

-     * device tree. So, Due to this error trace user will get confusion while

-     * looking traces. Hence using pdbg api to avoid trace until libdt-api

-     * provides log level setup.

-     */

-    if (!pdbg_target_get_attribute(

-            target, "ATTR_PHYS_BIN_PATH",

-            std::stoi(dtAttr::fapi2::ATTR_PHYS_BIN_PATH_Spec),

-            dtAttr::fapi2::ATTR_PHYS_BIN_PATH_ElementCount, physBinPath))

-    {

-        return continueTgtTraversal;

-    }

-

-    if (std::memcmp(physBinPath, targetInfo->physBinPath,

-                    sizeof(physBinPath)) != 0)

-    {

-        return continueTgtTraversal;

-    }

-

-    if (DT_GET_PROP(ATTR_LOCATION_CODE, target, targetInfo->locationCode))

-    {

-        log<level::ERR>("Could not read LOCATION_CODE attribute");

-        return requireAttrNotFound;

-    }

-

-    if (DT_GET_PROP(ATTR_PHYS_DEV_PATH, target, targetInfo->physDevPath))

-    {

-        log<level::ERR>("Could not read PHYS_DEV_PATH attribute");

-        return requireAttrNotFound;

-    }

-

-    if (DT_GET_PROP(ATTR_MRU_ID, target, targetInfo->mruId))

-    {

-        log<level::ERR>("Could not read MRU_ID attribute");

-        return requireAttrNotFound;

-    }

-

-    if (targetInfo->deconfigure)

-    {

-        ATTR_HWAS_STATE_Type hwasState;

-        if (DT_GET_PROP(ATTR_HWAS_STATE, target, hwasState))

-        {

-            log<level::ERR>("Could not read HWAS_STATE attribute");

-            return requireAttrNotFound;

-        }

-

-        log<level::INFO>(fmt::format("Marking target({}) as Non-Functional",

-                                     targetInfo->physDevPath)

-                             .c_str());

-        hwasState.functional = 0;

-

-        if (DT_SET_PROP(ATTR_HWAS_STATE, target, hwasState))

-        {

-            log<level::ERR>("Could not write HWAS_STATE attribute");

-            return requireAttrNotFound;

-        }

-    }

-

-    return requireAttrFound;

-}

-

-/**

- * @brief Used to get target info (attributes data)

- *

- * To get target required attributes value using another attribute value

- * ("PHYS_BIN_PATH" which is present in same target attributes list) by using

- * "ipdbg_target_traverse" api because, here we have attribute value only and

- * doesn't have respective device tree target info to get required attributes

- * values from it attributes list.

- *

- * @param[in] physBinPath to pass PHYS_BIN_PATH value

- * @param[out] targetInfo to pas buufer to fill with required attributes

- *

- * @return true on success otherwise false

- */

-bool getTgtReqAttrsVal(const std::vector<uint8_t>& physBinPath,

-                       TargetInfo& targetInfo)

-{

-    std::memcpy(&targetInfo.physBinPath, physBinPath.data(),

-                sizeof(targetInfo.physBinPath));

-

-    int ret = pdbg_target_traverse(NULL, pdbgCallbackToGetTgtReqAttrsVal,

-                                   &targetInfo);

-    if (ret == 0)

-    {

-        log<level::ERR>(fmt::format("Given ATTR_PHYS_BIN_PATH value({}) "

-                                    "not found in phal device tree",

-                                    targetInfo.physBinPath)

-                            .c_str());

-        return false;

-    }

-    else if (ret == requireAttrNotFound)

-    {

-        return false;

-    }

-

-    return true;

-}

-} // namespace phal

-

-namespace pel

-{

-using namespace phosphor::logging;

-

-namespace detail

-{

-using json = nlohmann::json;

-

-// keys need to be unique so using counter value to generate unique key

-static int counter = 0;

-

-// list of debug traces

-static std::vector<std::pair<std::string, std::string>> traceLog;

-

-void processLogTraceCallback(void* private_data, const char* fmt, va_list ap)

-{

-    va_list vap;

-    va_copy(vap, ap);

-    std::vector<char> logData(1 + std::vsnprintf(nullptr, 0, fmt, ap));

-    std::vsnprintf(logData.data(), logData.size(), fmt, vap);

-    va_end(vap);

-    std::string logstr(logData.begin(), logData.end());

-

-    log<level::INFO>(logstr.c_str());

-

-    char timeBuf[80];

-    time_t t = time(0);

-    tm myTm{};

-    gmtime_r(&t, &myTm);

-    strftime(timeBuf, 80, "%Y-%m-%d %H:%M:%S", &myTm);

-

-    // key values need to be unique for PEL

-    // TODO #openbmc/dev/issues/1563

-    // If written to Json no need to worry about unique KEY

-    std::stringstream str;

-    str << std::setfill('0');

-    str << "LOG" << std::setw(3) << counter;

-    str << " " << timeBuf;

-    traceLog.emplace_back(std::make_pair(str.str(), std::move(logstr)));

-    counter++;

-}

-

-/**

- * @brief GET PEL priority from pHAL priority

- *

- * The pHAL callout priority is in different format than PEL format

- * so, this api is used to return current phal supported priority into

- * PEL expected format.

- *

- * @param[in] phalPriority used to pass phal priority format string

- *

- * @return pel priority format string else empty if failure

- *

- * @note For "NONE" returning "L" (LOW)

- */

-static std::string getPelPriority(const std::string& phalPriority)

-{

-    const std::map<std::string, std::string> priorityMap = {

-        {"HIGH", "H"}, {"MEDIUM", "M"}, {"LOW", "L"}, {"NONE", "L"}};

-

-    auto it = priorityMap.find(phalPriority);

-    if (it == priorityMap.end())

-    {

-        log<level::ERR>(fmt::format("Unsupported phal priority({}) is given "

-                                    "to get pel priority format",

-                                    phalPriority)

-                            .c_str());

-        return "H";

-    }

-

-    return it->second;

-}

-

-void processBootErrorCallback(bool status)

-{

-    log<level::INFO>("processBootCallback ", entry("STATUS=%d", status));

-    try

-    {

-        // return If no failure during hwp execution

-        if (status)

-            return;

-

-        // Collecting ffdc details from phal

-        FFDC ffdc;

-        libekb_get_ffdc(ffdc);

-

-        log<level::INFO>(fmt::format("Collected pHAL FFDC. "

-                                     "MSG: {}",

-                                     ffdc.message)

-                             .c_str());

-

-        // To store callouts details in json format as per pel expectation.

-        json jsonCalloutDataList;

-        jsonCalloutDataList = json::array();

-

-        // To store phal trace and other additional data about ffdc.

-        FFDCData pelAdditionalData;

-

-        if (ffdc.ffdc_type == FFDC_TYPE_HWP)

-        {

-            // Adding hardware procedures return code details

-            pelAdditionalData.emplace_back("HWP_RC", ffdc.hwp_errorinfo.rc);

-            pelAdditionalData.emplace_back("HWP_RC_DESC",

-                                           ffdc.hwp_errorinfo.rc_desc);

-

-            // Adding hardware procedures required ffdc data for debug

-            for_each(ffdc.hwp_errorinfo.ffdcs_data.begin(),

-                     ffdc.hwp_errorinfo.ffdcs_data.end(),

-                     [&pelAdditionalData](

-                         std::pair<std::string, std::string>& ele) -> void {

-                         std::string keyWithPrefix("HWP_FFDC_");

-                         keyWithPrefix.append(ele.first);

-

-                         pelAdditionalData.emplace_back(keyWithPrefix,

-                                                        ele.second);

-                     });

-

-            // Adding hardware callout details

-            int calloutCount = 0;

-            for_each(ffdc.hwp_errorinfo.hwcallouts.begin(),

-                     ffdc.hwp_errorinfo.hwcallouts.end(),

-                     [&pelAdditionalData, &calloutCount, &jsonCalloutDataList](

-                         const HWCallout& hwCallout) -> void {

-                         calloutCount++;

-                         std::stringstream keyPrefix;

-                         keyPrefix << "HWP_HW_CO_" << std::setfill('0')

-                                   << std::setw(2) << calloutCount << "_";

-

-                         pelAdditionalData.emplace_back(

-                             std::string(keyPrefix.str()).append("HW_ID"),

-                             hwCallout.hwid);

-

-                         pelAdditionalData.emplace_back(

-                             std::string(keyPrefix.str()).append("PRIORITY"),

-                             hwCallout.callout_priority);

-

-                         phal::TargetInfo targetInfo;

-                         phal::getTgtReqAttrsVal(hwCallout.target_entity_path,

-                                                 targetInfo);

-

-                         std::string locationCode =

-                             std::string(targetInfo.locationCode);

-                         pelAdditionalData.emplace_back(

-                             std::string(keyPrefix.str()).append("LOC_CODE"),

-                             locationCode);

-

-                         std::string physPath =

-                             std::string(targetInfo.physDevPath);

-                         pelAdditionalData.emplace_back(

-                             std::string(keyPrefix.str()).append("PHYS_PATH"),

-                             physPath);

-

-                         pelAdditionalData.emplace_back(

-                             std::string(keyPrefix.str()).append("CLK_POS"),

-                             std::to_string(hwCallout.clkPos));

-

-                         json jsonCalloutData;

-                         jsonCalloutData["LocationCode"] = locationCode;

-                         std::string pelPriority =

-                             getPelPriority(hwCallout.callout_priority);

-                         jsonCalloutData["Priority"] = pelPriority;

-

-                         if (targetInfo.mruId != 0)

-                         {

-                             jsonCalloutData["MRUs"] = json::array({

-                                 {{"ID", targetInfo.mruId},

-                                  {"Priority", pelPriority}},

-                             });

-                         }

-

-                         jsonCalloutDataList.emplace_back(jsonCalloutData);

-                     });

-

-            // Adding CDG (callout, deconfigure and guard) targets details

-            calloutCount = 0;

-            for_each(ffdc.hwp_errorinfo.cdg_targets.begin(),

-                     ffdc.hwp_errorinfo.cdg_targets.end(),

-                     [&pelAdditionalData, &calloutCount,

-                      &jsonCalloutDataList](const CDG_Target& cdg_tgt) -> void {

-                         calloutCount++;

-                         std::stringstream keyPrefix;

-                         keyPrefix << "HWP_CDG_TGT_" << std::setfill('0')

-                                   << std::setw(2) << calloutCount << "_";

-

-                         phal::TargetInfo targetInfo;

-                         targetInfo.deconfigure = cdg_tgt.deconfigure;

-

-                         phal::getTgtReqAttrsVal(cdg_tgt.target_entity_path,

-                                                 targetInfo);

-

-                         std::string locationCode =

-                             std::string(targetInfo.locationCode);

-                         pelAdditionalData.emplace_back(

-                             std::string(keyPrefix.str()).append("LOC_CODE"),

-                             locationCode);

-                         std::string physPath =

-                             std::string(targetInfo.physDevPath);

-                         pelAdditionalData.emplace_back(

-                             std::string(keyPrefix.str()).append("PHYS_PATH"),

-                             physPath);

-

-                         pelAdditionalData.emplace_back(

-                             std::string(keyPrefix.str()).append("CO_REQ"),

-                             (cdg_tgt.callout == true ? "true" : "false"));

-

-                         pelAdditionalData.emplace_back(

-                             std::string(keyPrefix.str()).append("CO_PRIORITY"),

-                             cdg_tgt.callout_priority);

-

-                         pelAdditionalData.emplace_back(

-                             std::string(keyPrefix.str()).append("DECONF_REQ"),

-                             (cdg_tgt.deconfigure == true ? "true" : "false"));

-

-                         pelAdditionalData.emplace_back(

-                             std::string(keyPrefix.str()).append("GUARD_REQ"),

-                             (cdg_tgt.guard == true ? "true" : "false"));

-

-                         pelAdditionalData.emplace_back(

-                             std::string(keyPrefix.str()).append("GUARD_TYPE"),

-                             cdg_tgt.guard_type);

-

-                         json jsonCalloutData;

-                         jsonCalloutData["LocationCode"] = locationCode;

-                         std::string pelPriority =

-                             getPelPriority(cdg_tgt.callout_priority);

-                         jsonCalloutData["Priority"] = pelPriority;

-

-                         if (targetInfo.mruId != 0)

-                         {

-                             jsonCalloutData["MRUs"] = json::array({

-                                 {{"ID", targetInfo.mruId},

-                                  {"Priority", pelPriority}},

-                             });

-                         }

-                         jsonCalloutData["Deconfigured"] = cdg_tgt.deconfigure;

-                         jsonCalloutData["Guarded"] = cdg_tgt.guard;

-

-                         jsonCalloutDataList.emplace_back(jsonCalloutData);

-                     });

-        }

-        else if ((ffdc.ffdc_type != FFDC_TYPE_NONE) ||

-                 (ffdc.ffdc_type != FFDC_TYPE_UNSUPPORTED))

-        {

-            log<level::ERR>(

-                fmt::format("Unsupported phal FFDC type to create PEL. "

-                            "MSG: {}",

-                            ffdc.message)

-                    .c_str());

-        }

-

-        // Adding collected phal logs into PEL additional data

-        for_each(traceLog.begin(), traceLog.end(),

-                 [&pelAdditionalData](

-                     std::pair<std::string, std::string>& ele) -> void {

-                     pelAdditionalData.emplace_back(ele.first, ele.second);

-                 });

-

-        // TODO: #ibm-openbmc/dev/issues/2595 : Once enabled this support,

-        // callout details is not required to sort in H,M and L orders which

-        // are expected by pel because, pel will take care for sorting callouts

-        // based on priority so, now adding support to send callout in order

-        // i.e High -> Medium -> Low.

-        std::sort(

-            jsonCalloutDataList.begin(), jsonCalloutDataList.end(),

-            [](const json& aEle, const json& bEle) -> bool {

-                // Considering b element having higher priority than a element

-                // or Both element will be same priorty (to keep same order

-                // which are given by phal when two callouts are having same

-                // priority)

-                if (((aEle["Priority"] == "M") && (bEle["Priority"] == "H")) ||

-                    ((aEle["Priority"] == "L") &&

-                     ((bEle["Priority"] == "H") ||

-                      (bEle["Priority"] == "M"))) ||

-                    (aEle["Priority"] == bEle["Priority"]))

-                {

-                    return false;

-                }

-

-                // Considering a element having higher priority than b element

-                return true;

-            });

-

-        openpower::pel::createBootErrorPEL(pelAdditionalData,

-                                           jsonCalloutDataList);

-    }

-    catch (std::exception& ex)

-    {

-        reset();

-        throw ex;

-    }

-    reset();

-}

-

-void reset()

-{

-    // reset the trace log and counter

-    traceLog.clear();

-    counter = 0;

-}

-

-void pDBGLogTraceCallbackHelper(int log_level, const char* fmt, va_list ap)

-{

-    processLogTraceCallback(NULL, fmt, ap);

-}

-} // namespace detail

-

-static inline uint8_t getLogLevelFromEnv(const char* env, const uint8_t dValue)

-{

-    auto logLevel = dValue;

-    try

-    {

-        if (const char* env_p = std::getenv(env))

-        {

-            logLevel = std::stoi(env_p);

-        }

-    }

-    catch (std::exception& e)

-    {

-        log<level::ERR>(("Conversion Failure"), entry("ENVIRONMENT=%s", env),

-                        entry("EXCEPTION=%s", e.what()));

-    }

-    return logLevel;

-}

-

-void addBootErrorCallbacks()

-{

-    // Get individual phal repos log level from environment variable

-    // and update the  log level.

-    pdbg_set_loglevel(getLogLevelFromEnv("PDBG_LOG", PDBG_INFO));

-    libekb_set_loglevel(getLogLevelFromEnv("LIBEKB_LOG", LIBEKB_LOG_IMP));

-    ipl_set_loglevel(getLogLevelFromEnv("IPL_LOG", IPL_INFO));

-

-    // add callback for debug traces

-    pdbg_set_logfunc(detail::pDBGLogTraceCallbackHelper);

-    libekb_set_logfunc(detail::processLogTraceCallback, NULL);

-    ipl_set_logfunc(detail::processLogTraceCallback, NULL);

-

-    // add callback for ipl failures

-    ipl_set_error_callback_func(detail::processBootErrorCallback);

-}

-

-} // namespace pel

-} // namespace openpower

+extern "C" {
+#include <libpdbg.h>
+}
+
+#include "create_pel.hpp"
+#include "phal_error.hpp"
+
+#include <attributes_info.H>
+#include <fmt/format.h>
+#include <libekb.H>
+#include <libipl.H>
+
+#include <algorithm>
+#include <cstdlib>
+#include <cstring>
+#include <iomanip>
+#include <list>
+#include <map>
+#include <nlohmann/json.hpp>
+#include <phosphor-logging/elog.hpp>
+#include <sstream>
+#include <string>
+
+namespace openpower
+{
+namespace phal
+{
+using namespace phosphor::logging;
+
+/**
+ * Used to pass buffer to pdbg callback api to get required target
+ * data (attributes) based on given data (attribute).
+ */
+struct TargetInfo
+{
+    ATTR_PHYS_BIN_PATH_Type physBinPath;
+    ATTR_LOCATION_CODE_Type locationCode;
+    ATTR_PHYS_DEV_PATH_Type physDevPath;
+    ATTR_MRU_ID_Type mruId;
+
+    bool deconfigure;
+
+    TargetInfo()
+    {
+        memset(&physBinPath, '\0', sizeof(physBinPath));
+        memset(&locationCode, '\0', sizeof(locationCode));
+        memset(&physDevPath, '\0', sizeof(physDevPath));
+        mruId = 0;
+        deconfigure = false;
+    }
+};
+
+/**
+ * Used to return in callback function which are used to get
+ * physical path value and it binary format value.
+ *
+ * The value for constexpr defined based on pdbg_target_traverse function usage.
+ */
+constexpr int continueTgtTraversal = 0;
+constexpr int requireAttrFound = 1;
+constexpr int requireAttrNotFound = 2;
+
+/**
+ * @brief Used to get target location code from phal device tree
+ *
+ * @param[in] target current device tree target
+ * @param[out] appPrivData used for accessing|storing from|to application
+ *
+ * @return 0 to continue traverse, non-zero to stop traverse
+ */
+int pdbgCallbackToGetTgtReqAttrsVal(struct pdbg_target* target,
+                                    void* appPrivData)
+{
+    TargetInfo* targetInfo = static_cast<TargetInfo*>(appPrivData);
+
+    ATTR_PHYS_BIN_PATH_Type physBinPath;
+    /**
+     * TODO: Issue: phal/pdata#16
+     * Should not use direct pdbg api to read attribute. Need to use DT_GET_PROP
+     * macro for bmc app's and this will call libdt-api api but, it will print
+     * "pdbg_target_get_attribute failed" trace if attribute is not found and
+     * this callback will call recursively by using pdbg_target_traverse() until
+     * find expected attribute based on return code from this callback. Because,
+     * need to do target iteration to get actual attribute (ATTR_PHYS_BIN_PATH)
+     * value when device tree target info doesn't know to read attribute from
+     * device tree. So, Due to this error trace user will get confusion while
+     * looking traces. Hence using pdbg api to avoid trace until libdt-api
+     * provides log level setup.
+     */
+    if (!pdbg_target_get_attribute(
+            target, "ATTR_PHYS_BIN_PATH",
+            std::stoi(dtAttr::fapi2::ATTR_PHYS_BIN_PATH_Spec),
+            dtAttr::fapi2::ATTR_PHYS_BIN_PATH_ElementCount, physBinPath))
+    {
+        return continueTgtTraversal;
+    }
+
+    if (std::memcmp(physBinPath, targetInfo->physBinPath,
+                    sizeof(physBinPath)) != 0)
+    {
+        return continueTgtTraversal;
+    }
+
+    if (DT_GET_PROP(ATTR_LOCATION_CODE, target, targetInfo->locationCode))
+    {
+        log<level::ERR>("Could not read LOCATION_CODE attribute");
+        return requireAttrNotFound;
+    }
+
+    if (DT_GET_PROP(ATTR_PHYS_DEV_PATH, target, targetInfo->physDevPath))
+    {
+        log<level::ERR>("Could not read PHYS_DEV_PATH attribute");
+        return requireAttrNotFound;
+    }
+
+    if (DT_GET_PROP(ATTR_MRU_ID, target, targetInfo->mruId))
+    {
+        log<level::ERR>("Could not read MRU_ID attribute");
+        return requireAttrNotFound;
+    }
+
+    if (targetInfo->deconfigure)
+    {
+        ATTR_HWAS_STATE_Type hwasState;
+        if (DT_GET_PROP(ATTR_HWAS_STATE, target, hwasState))
+        {
+            log<level::ERR>("Could not read HWAS_STATE attribute");
+            return requireAttrNotFound;
+        }
+
+        log<level::INFO>(fmt::format("Marking target({}) as Non-Functional",
+                                     targetInfo->physDevPath)
+                             .c_str());
+        hwasState.functional = 0;
+
+        if (DT_SET_PROP(ATTR_HWAS_STATE, target, hwasState))
+        {
+            log<level::ERR>("Could not write HWAS_STATE attribute");
+            return requireAttrNotFound;
+        }
+    }
+
+    return requireAttrFound;
+}
+
+/**
+ * @brief Used to get target info (attributes data)
+ *
+ * To get target required attributes value using another attribute value
+ * ("PHYS_BIN_PATH" which is present in same target attributes list) by using
+ * "ipdbg_target_traverse" api because, here we have attribute value only and
+ * doesn't have respective device tree target info to get required attributes
+ * values from it attributes list.
+ *
+ * @param[in] physBinPath to pass PHYS_BIN_PATH value
+ * @param[out] targetInfo to pas buufer to fill with required attributes
+ *
+ * @return true on success otherwise false
+ */
+bool getTgtReqAttrsVal(const std::vector<uint8_t>& physBinPath,
+                       TargetInfo& targetInfo)
+{
+    std::memcpy(&targetInfo.physBinPath, physBinPath.data(),
+                sizeof(targetInfo.physBinPath));
+
+    int ret = pdbg_target_traverse(NULL, pdbgCallbackToGetTgtReqAttrsVal,
+                                   &targetInfo);
+    if (ret == 0)
+    {
+        log<level::ERR>(fmt::format("Given ATTR_PHYS_BIN_PATH value({}) "
+                                    "not found in phal device tree",
+                                    targetInfo.physBinPath)
+                            .c_str());
+        return false;
+    }
+    else if (ret == requireAttrNotFound)
+    {
+        return false;
+    }
+
+    return true;
+}
+} // namespace phal
+
+namespace pel
+{
+using namespace phosphor::logging;
+
+namespace detail
+{
+using json = nlohmann::json;
+
+// keys need to be unique so using counter value to generate unique key
+static int counter = 0;
+
+// list of debug traces
+static std::vector<std::pair<std::string, std::string>> traceLog;
+
+void processLogTraceCallback(void* private_data, const char* fmt, va_list ap)
+{
+    va_list vap;
+    va_copy(vap, ap);
+    std::vector<char> logData(1 + std::vsnprintf(nullptr, 0, fmt, ap));
+    std::vsnprintf(logData.data(), logData.size(), fmt, vap);
+    va_end(vap);
+    std::string logstr(logData.begin(), logData.end());
+
+    log<level::INFO>(logstr.c_str());
+
+    char timeBuf[80];
+    time_t t = time(0);
+    tm myTm{};
+    gmtime_r(&t, &myTm);
+    strftime(timeBuf, 80, "%Y-%m-%d %H:%M:%S", &myTm);
+
+    // key values need to be unique for PEL
+    // TODO #openbmc/dev/issues/1563
+    // If written to Json no need to worry about unique KEY
+    std::stringstream str;
+    str << std::setfill('0');
+    str << "LOG" << std::setw(3) << counter;
+    str << " " << timeBuf;
+    traceLog.emplace_back(std::make_pair(str.str(), std::move(logstr)));
+    counter++;
+}
+
+/**
+ * @brief GET PEL priority from pHAL priority
+ *
+ * The pHAL callout priority is in different format than PEL format
+ * so, this api is used to return current phal supported priority into
+ * PEL expected format.
+ *
+ * @param[in] phalPriority used to pass phal priority format string
+ *
+ * @return pel priority format string else empty if failure
+ *
+ * @note For "NONE" returning "L" (LOW)
+ */
+static std::string getPelPriority(const std::string& phalPriority)
+{
+    const std::map<std::string, std::string> priorityMap = {
+        {"HIGH", "H"}, {"MEDIUM", "M"}, {"LOW", "L"}, {"NONE", "L"}};
+
+    auto it = priorityMap.find(phalPriority);
+    if (it == priorityMap.end())
+    {
+        log<level::ERR>(fmt::format("Unsupported phal priority({}) is given "
+                                    "to get pel priority format",
+                                    phalPriority)
+                            .c_str());
+        return "H";
+    }
+
+    return it->second;
+}
+
+void processBootErrorCallback(bool status)
+{
+    log<level::INFO>("processBootCallback ", entry("STATUS=%d", status));
+    try
+    {
+        // return If no failure during hwp execution
+        if (status)
+            return;
+
+        // Collecting ffdc details from phal
+        FFDC ffdc;
+        libekb_get_ffdc(ffdc);
+
+        log<level::INFO>(fmt::format("Collected pHAL FFDC. "
+                                     "MSG: {}",
+                                     ffdc.message)
+                             .c_str());
+
+        // To store callouts details in json format as per pel expectation.
+        json jsonCalloutDataList;
+        jsonCalloutDataList = json::array();
+
+        // To store phal trace and other additional data about ffdc.
+        FFDCData pelAdditionalData;
+
+        if (ffdc.ffdc_type == FFDC_TYPE_HWP)
+        {
+            // Adding hardware procedures return code details
+            pelAdditionalData.emplace_back("HWP_RC", ffdc.hwp_errorinfo.rc);
+            pelAdditionalData.emplace_back("HWP_RC_DESC",
+                                           ffdc.hwp_errorinfo.rc_desc);
+
+            // Adding hardware procedures required ffdc data for debug
+            for_each(ffdc.hwp_errorinfo.ffdcs_data.begin(),
+                     ffdc.hwp_errorinfo.ffdcs_data.end(),
+                     [&pelAdditionalData](
+                         std::pair<std::string, std::string>& ele) -> void {
+                         std::string keyWithPrefix("HWP_FFDC_");
+                         keyWithPrefix.append(ele.first);
+
+                         pelAdditionalData.emplace_back(keyWithPrefix,
+                                                        ele.second);
+                     });
+
+            // Adding hardware callout details
+            int calloutCount = 0;
+            for_each(ffdc.hwp_errorinfo.hwcallouts.begin(),
+                     ffdc.hwp_errorinfo.hwcallouts.end(),
+                     [&pelAdditionalData, &calloutCount, &jsonCalloutDataList](
+                         const HWCallout& hwCallout) -> void {
+                         calloutCount++;
+                         std::stringstream keyPrefix;
+                         keyPrefix << "HWP_HW_CO_" << std::setfill('0')
+                                   << std::setw(2) << calloutCount << "_";
+
+                         pelAdditionalData.emplace_back(
+                             std::string(keyPrefix.str()).append("HW_ID"),
+                             hwCallout.hwid);
+
+                         pelAdditionalData.emplace_back(
+                             std::string(keyPrefix.str()).append("PRIORITY"),
+                             hwCallout.callout_priority);
+
+                         phal::TargetInfo targetInfo;
+                         phal::getTgtReqAttrsVal(hwCallout.target_entity_path,
+                                                 targetInfo);
+
+                         std::string locationCode =
+                             std::string(targetInfo.locationCode);
+                         pelAdditionalData.emplace_back(
+                             std::string(keyPrefix.str()).append("LOC_CODE"),
+                             locationCode);
+
+                         std::string physPath =
+                             std::string(targetInfo.physDevPath);
+                         pelAdditionalData.emplace_back(
+                             std::string(keyPrefix.str()).append("PHYS_PATH"),
+                             physPath);
+
+                         pelAdditionalData.emplace_back(
+                             std::string(keyPrefix.str()).append("CLK_POS"),
+                             std::to_string(hwCallout.clkPos));
+
+                         json jsonCalloutData;
+                         jsonCalloutData["LocationCode"] = locationCode;
+                         std::string pelPriority =
+                             getPelPriority(hwCallout.callout_priority);
+                         jsonCalloutData["Priority"] = pelPriority;
+
+                         if (targetInfo.mruId != 0)
+                         {
+                             jsonCalloutData["MRUs"] = json::array({
+                                 {{"ID", targetInfo.mruId},
+                                  {"Priority", pelPriority}},
+                             });
+                         }
+
+                         jsonCalloutDataList.emplace_back(jsonCalloutData);
+                     });
+
+            // Adding CDG (callout, deconfigure and guard) targets details
+            calloutCount = 0;
+            for_each(ffdc.hwp_errorinfo.cdg_targets.begin(),
+                     ffdc.hwp_errorinfo.cdg_targets.end(),
+                     [&pelAdditionalData, &calloutCount,
+                      &jsonCalloutDataList](const CDG_Target& cdg_tgt) -> void {
+                         calloutCount++;
+                         std::stringstream keyPrefix;
+                         keyPrefix << "HWP_CDG_TGT_" << std::setfill('0')
+                                   << std::setw(2) << calloutCount << "_";
+
+                         phal::TargetInfo targetInfo;
+                         targetInfo.deconfigure = cdg_tgt.deconfigure;
+
+                         phal::getTgtReqAttrsVal(cdg_tgt.target_entity_path,
+                                                 targetInfo);
+
+                         std::string locationCode =
+                             std::string(targetInfo.locationCode);
+                         pelAdditionalData.emplace_back(
+                             std::string(keyPrefix.str()).append("LOC_CODE"),
+                             locationCode);
+                         std::string physPath =
+                             std::string(targetInfo.physDevPath);
+                         pelAdditionalData.emplace_back(
+                             std::string(keyPrefix.str()).append("PHYS_PATH"),
+                             physPath);
+
+                         pelAdditionalData.emplace_back(
+                             std::string(keyPrefix.str()).append("CO_REQ"),
+                             (cdg_tgt.callout == true ? "true" : "false"));
+
+                         pelAdditionalData.emplace_back(
+                             std::string(keyPrefix.str()).append("CO_PRIORITY"),
+                             cdg_tgt.callout_priority);
+
+                         pelAdditionalData.emplace_back(
+                             std::string(keyPrefix.str()).append("DECONF_REQ"),
+                             (cdg_tgt.deconfigure == true ? "true" : "false"));
+
+                         pelAdditionalData.emplace_back(
+                             std::string(keyPrefix.str()).append("GUARD_REQ"),
+                             (cdg_tgt.guard == true ? "true" : "false"));
+
+                         pelAdditionalData.emplace_back(
+                             std::string(keyPrefix.str()).append("GUARD_TYPE"),
+                             cdg_tgt.guard_type);
+
+                         json jsonCalloutData;
+                         jsonCalloutData["LocationCode"] = locationCode;
+                         std::string pelPriority =
+                             getPelPriority(cdg_tgt.callout_priority);
+                         jsonCalloutData["Priority"] = pelPriority;
+
+                         if (targetInfo.mruId != 0)
+                         {
+                             jsonCalloutData["MRUs"] = json::array({
+                                 {{"ID", targetInfo.mruId},
+                                  {"Priority", pelPriority}},
+                             });
+                         }
+                         jsonCalloutData["Deconfigured"] = cdg_tgt.deconfigure;
+                         jsonCalloutData["Guarded"] = cdg_tgt.guard;
+
+                         jsonCalloutDataList.emplace_back(jsonCalloutData);
+                     });
+        }
+        else if ((ffdc.ffdc_type != FFDC_TYPE_NONE) ||
+                 (ffdc.ffdc_type != FFDC_TYPE_UNSUPPORTED))
+        {
+            log<level::ERR>(
+                fmt::format("Unsupported phal FFDC type to create PEL. "
+                            "MSG: {}",
+                            ffdc.message)
+                    .c_str());
+        }
+
+        // Adding collected phal logs into PEL additional data
+        for_each(traceLog.begin(), traceLog.end(),
+                 [&pelAdditionalData](
+                     std::pair<std::string, std::string>& ele) -> void {
+                     pelAdditionalData.emplace_back(ele.first, ele.second);
+                 });
+
+        // TODO: #ibm-openbmc/dev/issues/2595 : Once enabled this support,
+        // callout details is not required to sort in H,M and L orders which
+        // are expected by pel because, pel will take care for sorting callouts
+        // based on priority so, now adding support to send callout in order
+        // i.e High -> Medium -> Low.
+        std::sort(
+            jsonCalloutDataList.begin(), jsonCalloutDataList.end(),
+            [](const json& aEle, const json& bEle) -> bool {
+                // Considering b element having higher priority than a element
+                // or Both element will be same priorty (to keep same order
+                // which are given by phal when two callouts are having same
+                // priority)
+                if (((aEle["Priority"] == "M") && (bEle["Priority"] == "H")) ||
+                    ((aEle["Priority"] == "L") &&
+                     ((bEle["Priority"] == "H") ||
+                      (bEle["Priority"] == "M"))) ||
+                    (aEle["Priority"] == bEle["Priority"]))
+                {
+                    return false;
+                }
+
+                // Considering a element having higher priority than b element
+                return true;
+            });
+
+        openpower::pel::createBootErrorPEL(pelAdditionalData,
+                                           jsonCalloutDataList);
+    }
+    catch (std::exception& ex)
+    {
+        reset();
+        throw ex;
+    }
+    reset();
+}
+
+void reset()
+{
+    // reset the trace log and counter
+    traceLog.clear();
+    counter = 0;
+}
+
+void pDBGLogTraceCallbackHelper(int log_level, const char* fmt, va_list ap)
+{
+    processLogTraceCallback(NULL, fmt, ap);
+}
+} // namespace detail
+
+static inline uint8_t getLogLevelFromEnv(const char* env, const uint8_t dValue)
+{
+    auto logLevel = dValue;
+    try
+    {
+        if (const char* env_p = std::getenv(env))
+        {
+            logLevel = std::stoi(env_p);
+        }
+    }
+    catch (std::exception& e)
+    {
+        log<level::ERR>(("Conversion Failure"), entry("ENVIRONMENT=%s", env),
+                        entry("EXCEPTION=%s", e.what()));
+    }
+    return logLevel;
+}
+
+void addBootErrorCallbacks()
+{
+    // Get individual phal repos log level from environment variable
+    // and update the  log level.
+    pdbg_set_loglevel(getLogLevelFromEnv("PDBG_LOG", PDBG_INFO));
+    libekb_set_loglevel(getLogLevelFromEnv("LIBEKB_LOG", LIBEKB_LOG_IMP));
+    ipl_set_loglevel(getLogLevelFromEnv("IPL_LOG", IPL_INFO));
+
+    // add callback for debug traces
+    pdbg_set_logfunc(detail::pDBGLogTraceCallbackHelper);
+    libekb_set_logfunc(detail::processLogTraceCallback, NULL);
+    ipl_set_logfunc(detail::processLogTraceCallback, NULL);
+
+    // add callback for ipl failures
+    ipl_set_error_callback_func(detail::processBootErrorCallback);
+}
+
+} // namespace pel
+} // namespace openpower