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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/include/usr/errldisplay/errldisplay.H $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2013,2019 */
/* [+] Google Inc. */
/* [+] International Business Machines Corp. */
/* */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */
/* implied. See the License for the specific language governing */
/* permissions and limitations under the License. */
/* */
/* IBM_PROLOG_END_TAG */
#ifndef ERRLDISPLAY_H
#define ERRLDISPLAY_H
/**
* @file src/include/usr/errldisplay/errldisplay.H
*
* @brief Error Log display for Host Boot environment
*
*/
/*****************************************************************************/
// I n c l u d e s
/*****************************************************************************/
#include <errl/errlentry.H>
namespace ERRORLOGDISPLAY
{
/*****************************************************************************/
// Forward class declarations
/*****************************************************************************/
class ErrLogDisplay;
/**
* @brief Returns a reference to the error log display singleton
*
* @return Reference to the error log display
*/
ErrLogDisplay& errLogDisplay();
/**
* @brief Error log display module
* This class provides a log dump function for host boot.
*/
class ErrLogDisplay
{
public:
/**
* @struct errLogInfo
*
* Structure that holds human-readable strings describing errors
*/
struct errLogInfo
{
uint8_t moduleId;
uint16_t reasonCode;
const char * descriptString;
const char * moduleName;
const char * reasonString;
const char * userData1String;
const char * userData2String;
};
/**
* @struct compTableInfo
*
* Structure that holds human readable strings for component IDs.
*/
struct compTableInfo
{
const compId_t value;
const char * name;
};
// Sort function to compare errLogInfo structs
static bool errorLogInfoCompare(const errLogInfo e1, const errLogInfo e2)
{
if (e1.moduleId == e2.moduleId)
{
return (e1.reasonCode < e2.reasonCode);
}
return (e1.moduleId < e2.moduleId);
}
// Sort function to compare compTableInfo structs
static bool compTableCompare(const compTableInfo c1, const compTableInfo c2)
{
return (c1.value < c2.value);
}
/**
* @brief Display a human-readable error log entry.
*
* @param[in] i_err Error log handle to be displayed
* @param[in] i_committerComp The id of the component that is
* committing this error log entry
*
* @return None
*/
static void msgDisplay (const errlHndl_t &i_err, compId_t i_committerComp);
/**
* @brief Initialization for the error log display function.
* This registers with the core error logging to provide human-readable
* output for errors.
*/
errlHndl_t init();
private:
// Auto-generated data tables that hold error information.
static errLogInfo errorInfo [];
static uint16_t errorInfoTableSize;
static compTableInfo compTable [];
static uint16_t compTableSize;
/**
* @brief Find the error log info struture that corresponds to the given
* module ID & reason code.
*
* @param[in] moduleId The id of the module which errored.
* @param[in] reasonCode The reason of the error.
*
* @return the error log info structure that matches the module/reason code.
* or NULL, if there is no structure found.
*/
static const errLogInfo* findErrLogInfo (uint8_t i_moduleId,
uint16_t i_reasonCode);
/**
* @brief Find the component name that corresponds to the given ID.
*
* @param[in] compId The id of the component to be identified.
*
* @return a string with the name of the component, or "unknown" if the
* module name is not found.
*/
static const char * findComponentName (compId_t i_compId);
/**
* @brief Displays a "callout" type error log component
*/
static void displayCallout (void *data, size_t size);
/**
* @brief Displays a "target" type error log component
*/
static void displayTarget (void *data, size_t size);
/**
* @brief Displays a HWPF error log user details
*/
static void displayHwpf (void *data, size_t size, uint8_t i_type);
/**
* @brief Displays a PRDF error log user details
*/
static void displayPrdf (uint64_t i_ud1, uint64_t i_ud2);
};
} // End namespace
#endif //ERRLDISPLAY_H
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