blob: 68230be252e6f8b08163e5b6d812895fcce5fbf9 [file] [log] [blame]
extern "C" {
#include <libpdbg.h>
}
#include "fapi_data_process.hpp"
#include <attributes_info.H>
#include <fmt/format.h>
#include <algorithm>
#include <cstdlib>
#include <cstring>
#include <iomanip>
#include <list>
#include <map>
#include <phosphor-logging/elog.hpp>
#include <sstream>
#include <string>
namespace openpower
{
namespace pels
{
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;
}
/**
* @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 convertFAPItoPELformat(FFDC& ffdc, json& pelJSONFmtCalloutDataList,
FFDCData& ffdcUserData)
{
if (ffdc.ffdc_type == FFDC_TYPE_HWP)
{
// Adding hardware procedures return code details
ffdcUserData.emplace_back("HWP_RC", ffdc.hwp_errorinfo.rc);
ffdcUserData.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(),
[&ffdcUserData](std::pair<std::string, std::string>& ele) -> void {
std::string keyWithPrefix("HWP_FFDC_");
keyWithPrefix.append(ele.first);
ffdcUserData.emplace_back(keyWithPrefix, ele.second);
});
// Adding hardware callout details
int calloutCount = 0;
for_each(
ffdc.hwp_errorinfo.hwcallouts.begin(),
ffdc.hwp_errorinfo.hwcallouts.end(),
[&ffdcUserData, &calloutCount,
&pelJSONFmtCalloutDataList](const HWCallout& hwCallout) -> void {
calloutCount++;
std::stringstream keyPrefix;
keyPrefix << "HWP_HW_CO_" << std::setfill('0') << std::setw(2)
<< calloutCount << "_";
ffdcUserData.emplace_back(
std::string(keyPrefix.str()).append("HW_ID"),
hwCallout.hwid);
ffdcUserData.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);
ffdcUserData.emplace_back(
std::string(keyPrefix.str()).append("LOC_CODE"),
locationCode);
std::string physPath = std::string(targetInfo.physDevPath);
ffdcUserData.emplace_back(
std::string(keyPrefix.str()).append("PHYS_PATH"), physPath);
ffdcUserData.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}},
});
}
pelJSONFmtCalloutDataList.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(),
[&ffdcUserData, &calloutCount,
&pelJSONFmtCalloutDataList](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);
ffdcUserData.emplace_back(
std::string(keyPrefix.str()).append("LOC_CODE"),
locationCode);
std::string physPath = std::string(targetInfo.physDevPath);
ffdcUserData.emplace_back(
std::string(keyPrefix.str()).append("PHYS_PATH"), physPath);
ffdcUserData.emplace_back(
std::string(keyPrefix.str()).append("CO_REQ"),
(cdg_tgt.callout == true ? "true" : "false"));
ffdcUserData.emplace_back(
std::string(keyPrefix.str()).append("CO_PRIORITY"),
cdg_tgt.callout_priority);
ffdcUserData.emplace_back(
std::string(keyPrefix.str()).append("DECONF_REQ"),
(cdg_tgt.deconfigure == true ? "true" : "false"));
ffdcUserData.emplace_back(
std::string(keyPrefix.str()).append("GUARD_REQ"),
(cdg_tgt.guard == true ? "true" : "false"));
ffdcUserData.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;
pelJSONFmtCalloutDataList.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());
}
}
} // namespace phal
} // namespace pels
} // namespace openpower