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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/diag/prdf/plat/prdfPlatServices_ipl.H $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2016,2019 */
/* [+] 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 __prdfPlatServices_ipl_H
#define __prdfPlatServices_ipl_H
/**
* @file prdfPlatServices_ipl.H
* @brief Wrapper code for external interfaces used by PRD (IPL only).
*
* This file contains code that is strictly specific to Hostboot. All code that
* is common between FSP and Hostboot should be in the respective common file.
*/
#include <prdfMemAddress.H>
#include <diag/mdia/mdia.H>
//------------------------------------------------------------------------------
namespace PRDF
{
namespace PlatServices
{
//##############################################################################
//## Memory specific functions
//##############################################################################
/**
* @brief Checks if we are running in MDIA mode.
* @return TRUE if in MDIA mode, FALSE otherwise.
*/
bool isInMdiaMode();
/**
* @brief Sends a MCBIST/maintenance event message to MDIA.
* @param i_trgt An MCBIST, MBA, or OCMB_CHIP target.
* @param i_eventType MDIA event type
* @return Non-SUCCESS in internal function fails, SUCCESS otherwise.
*/
int32_t mdiaSendEventMsg( TARGETING::TargetHandle_t i_trgt,
MDIA::MaintCommandEventType i_eventType );
/**
* @brief Initiates a reconfig loop due to an RCD parity error.
* @param i_trgt An MCA or MEM_PORT target.
* @return True if the number of allowed reconfig loops has been exceeded.
* False otherwise.
*/
bool rcdParityErrorReconfigLoop( TARGETING::TargetHandle_t i_trgt );
/**
* @brief Invokes the restore DRAM repairs hardware procedure.
* @param i_target
* @param o_repairedRankMask An encoded bitmask of repaired ranks.
* @param o_badDimm An encoded bitmask of bad DIMMs.
* @return Non-SUCCESS in internal function fails, SUCCESS otherwise.
*/
template<TARGETING::TYPE T>
uint32_t mssRestoreDramRepairs( TARGETING::TargetHandle_t i_target,
uint8_t & o_repairedRankMask,
uint8_t & o_badDimmMask );
/**
* @brief Invokes the mss_IPL_UE_isolation hardware procedure.
* This function will identify the bits that caused the UE.
* @param i_mba Target MBA.
* @param i_rank Target rank.
* @param o_bitmap DQ bitmap container.
* @return Non-SUCCESS in internal function fails, SUCCESS otherwise.
*/
uint32_t mssIplUeIsolation( TARGETING::TargetHandle_t i_mba,
const MemRank & i_rank,
MemDqBitmap & o_bitmap );
//##############################################################################
//## Nimbus/Centaur Maintenance Command wrappers
//##############################################################################
/**
* @brief Determines if the given target is capable of running in broadcast
* mode. Super fast commands will always run in broadcast mode if it is
* possible.
* @param i_chip MCBIST or OCMB chip.
* @return Non-SUCCESS if an internal function fails, otherwise SUCCESS.
*/
template<TARGETING::TYPE T>
bool isBroadcastModeCapable( ExtensibleChip * i_chip );
/**
* @brief Starts a super fast read command from the first address of the given
* rank to the end of memory.
* @param i_chip MCBIST/MCA, MBA, or MEM_PORT chip.
* @param i_rank Will start the command on the first address of this slave
* rank. To ensure the command is started on a master rank boundary,
* make sure the slave rank value is 0.
* @return Non-SUCCESS if an internal function fails, otherwise SUCCESS.
*/
template<TARGETING::TYPE T>
uint32_t startSfRead( ExtensibleChip * i_chip, const MemRank & i_rank );
/**
* @brief If necessary, this will do the necessary cleanup for the superfast
* command when the command is complete.
* @param i_chip MCBIST, MBA, or OCMB chip.
* @return Non-SUCCESS if an internal function fails, otherwise SUCCESS.
*/
template<TARGETING::TYPE T>
uint32_t cleanupSfRead( ExtensibleChip * i_chip );
/**
* @brief Starts a super fast read command on the target rank.
* @param i_chip MBA chip.
* @param i_rank Target rank.
* @param i_rangeType See enum AddrRangeType.
* @param i_stopCond The stop conditions for the targeted scrub.
* @return Non-SUCCESS if an internal function fails, otherwise SUCCESS.
*/
template<TARGETING::TYPE TT, typename VT>
uint32_t startTdSfRead( ExtensibleChip * i_chip, const MemRank & i_rank,
AddrRangeType i_rangeType, VT i_stopCond );
/**
* @brief Resumes TD super fast read after it has paused on error.
* @param i_chip MBA chip.
* @param i_rangeType See enum AddrRangeType.
* @param i_stopCond The stop conditions for the targeted scrub.
* @param i_incRow True if we need the command to start on the next row
* instead of the next address.
* @return Non-SUCCESS if an internal function fails, SUCCESS otherwise.
*/
template<TARGETING::TYPE T, typename SCT>
uint32_t resumeTdSfRead( ExtensibleChip * i_chip, AddrRangeType i_rangeType,
SCT i_stopCond, bool i_incRow = false );
/**
* @brief Starts a steer cleanup scrub command on the target rank.
* @param i_chip MBA chip.
* @param i_rank Target rank.
* @param i_rangeType See enum AddrRangeType.
* @param i_stopCond The stop conditions for the targeted scrub.
* @return Non-SUCCESS if an internal function fails, otherwise SUCCESS.
*/
template<TARGETING::TYPE TT, typename VT>
uint32_t startTdSteerCleanup( ExtensibleChip * i_chip, const MemRank & i_rank,
AddrRangeType i_rangeType, VT i_stopCond );
/**
* @brief Resumes TD steer cleanup after it has paused on error.
* @param i_chip MBA chip.
* @param i_rangeType See enum AddrRangeType.
* @param i_stopCond The stop conditions for the targeted scrub.
* @return Non-SUCCESS if an internal function fails, SUCCESS otherwise.
*/
template<TARGETING::TYPE T, typename SCT>
uint32_t resumeTdSteerCleanup( ExtensibleChip * i_chip,
AddrRangeType i_rangeType,
SCT i_stopCond );
} // end namespace PlatServices
} // end namespace PRDF
#endif // __prdfPlatServices_ipl_H
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