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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/sbeio/sbe_psuQuiesce.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2012,2018 */
/* [+] 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 sbe_psuQuiesce.C
* @brief Send command to quiesce the SBE
*/
#include <config.h>
#include <trace/interface.H>
#include <errl/errlmanager.H>
#include <sbeio/sbeioif.H>
#include <sbeio/sbe_psudd.H>
#include <sbeio/sbeioreasoncodes.H>
extern trace_desc_t* g_trac_sbeio;
#define SBE_TRACD(printf_string,args...) \
TRACDCOMP(g_trac_sbeio,"psuQuiesce: " printf_string,##args)
#define SBE_TRACF(printf_string,args...) \
TRACFCOMP(g_trac_sbeio,"psuQuiesce: " printf_string,##args)
namespace SBEIO
{
errlHndl_t sendPsuQuiesceSbe(TARGETING::Target* i_pProc)
{
errlHndl_t pError = nullptr;
SBE_TRACD(ENTER_MRK "sending psu quiesce command from HB -> SBE");
do {
if( (i_pProc == nullptr)
|| ( i_pProc->getAttr<TARGETING::ATTR_TYPE>()
!= TARGETING::TYPE_PROC))
{
/*@
* @errortype
* @moduleid SBEIO_SEND_PSU_QUIESCE_SBE
* @reasoncode SBEIO_PSU_INVALID_TARGET
* @userdata1 Target HUID (0, if invalid pointer)
* @userdata2 Target type (TYPE_NA, if invalid pointer)
* @devdesc Caller requested PSU quiesce against an unassigned
* target or a target that is not a processor.
* @custdesc Firmware logic bug detected
*/
pError = new ERRORLOG::ErrlEntry(
ERRORLOG::ERRL_SEV_UNRECOVERABLE,
SBEIO_SEND_PSU_QUIESCE_SBE,
SBEIO_PSU_INVALID_TARGET,
TARGETING::get_huid(i_pProc),
i_pProc ? i_pProc->getAttr<TARGETING::ATTR_TYPE>() : 0,
ERRORLOG::ErrlEntry::ADD_SW_CALLOUT);
pError->collectTrace(SBEIO_COMP_NAME);
break;
}
// set up PSU command message
SbePsu::psuCommand l_psuCommand(
SbePsu::SBE_REQUIRE_RESPONSE, //control flags
SbePsu::SBE_PSU_GENERIC_MESSAGE, //command class
SbePsu::SBE_PSU_GENERIC_MSG_QUIESCE); //command
SbePsu::psuResponse l_psuResponse;
pError = SBEIO::SbePsu::getTheInstance().performPsuChipOp(i_pProc,
&l_psuCommand,
&l_psuResponse,
SbePsu::MAX_PSU_SHORT_TIMEOUT_NS,
SbePsu::SBE_QUIESCE_REQ_USED_REGS,
SbePsu::SBE_QUIESCE_RSP_USED_REGS);
// Regardless of whether the operation was successful, assume it
// was, in order to suppress future SBE activity like shutdown
// attribute synchronization.
i_pProc->setAttr<TARGETING::ATTR_ASSUME_SBE_QUIESCED>(true);
} while(0);
SBE_TRACD(EXIT_MRK "sendPsuQuiesceSbe");
return pError;
};
} //end namespace SBEIO
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