diff options
Diffstat (limited to 'src/usr/diag/prdf/plat/mem/prdfMemBgScrub.H')
| -rw-r--r-- | src/usr/diag/prdf/plat/mem/prdfMemBgScrub.H | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/src/usr/diag/prdf/plat/mem/prdfMemBgScrub.H b/src/usr/diag/prdf/plat/mem/prdfMemBgScrub.H new file mode 100644 index 000000000..19e3c6e3f --- /dev/null +++ b/src/usr/diag/prdf/plat/mem/prdfMemBgScrub.H @@ -0,0 +1,108 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/usr/diag/prdf/plat/mem/prdfMemBgScrub.H $ */ +/* */ +/* OpenPOWER HostBoot Project */ +/* */ +/* Contributors Listed Below - COPYRIGHT 2016 */ +/* [+] 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 */ + +/** @file prdfMemBgScrub.H + * @brief Define the functionality necessary to start initial background scrub + */ + +#ifndef __prdfMemBgScrub_H +#define __prdfMemBgScrub_H + +// Framework includes +#include <prdfExtensibleChip.H> +#include <prdfPlatServices.H> +#include <prdfTrace.H> +#include <prdfMemScrubUtils.H> + +namespace PRDF +{ + +/** + * @brief Performs all actions necessary to start the background scrub + * @param mcbChip The mcbist chip + * @return SUCCESS when background scrub is started correctly, else Non-SUCCESS + */ +template<TARGETING::TYPE T> +int32_t startInitialBgScrub(ExtensibleChip* chip) +{ + #define PRDF_FUNC "[PRDF::startInitialBgScrub] " + + int32_t o_rc = SUCCESS; + + // NOTE: It is possible for a chip mark to have been placed between MDIA + // and the initial start scrub. Those unverified chip marks will be + // found in the runtime TD controller's initialize() function. The + // chip marks will then be verified after the initial fast scrub is + // complete. + + do + { + // Cleanup hardware before starting the maintenance command. + o_rc = clearCmdCompleteAttn<T>(chip); + if ( SUCCESS != o_rc ) + { + PRDF_ERR( PRDF_FUNC "clearCmdCompleteAttn failed" ); + break; + } + + o_rc = clearEccCounters<T>(chip); + if ( SUCCESS != o_rc ) + { + PRDF_ERR( PRDF_FUNC "clearEccCounters failed" ); + break; + } + + o_rc = clearEccFirs<T>(chip); + if ( SUCCESS != o_rc ) + { + PRDF_ERR( PRDF_FUNC "clearEccFirs failed" ); + break; + } + + TARGETING::TargetHandle_t trgt = chip->GetChipHandle(); + + // We can use the default constructor for MemRank to start rank 0 + MemRank rank; + + o_rc = PlatServices::startBgScrub<T>(trgt, rank, 0); + + } while (0); + + if ( SUCCESS != o_rc ) + { + PRDF_ERR( PRDF_FUNC "chip:0x%08x", chip->GetId() ); + + int32_t l_rc = clearCmdCompleteAttn<T>(chip); // Just in case. + if ( SUCCESS != l_rc ) + PRDF_ERR( PRDF_FUNC "clearCmdCompleteAttn() failed" ); + } + return o_rc; + + #undef PRDF_FUNC +} + +} //end namespace PRDF + +#endif // __prdfMemBgScrub_H |
