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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/diag/prdf/common/plat/pegasus/prdfCenPll.C $ */
/* */
/* IBM CONFIDENTIAL */
/* */
/* COPYRIGHT International Business Machines Corp. 2012 */
/* */
/* p1 */
/* */
/* Object Code Only (OCO) source materials */
/* Licensed Internal Code Source Materials */
/* IBM HostBoot Licensed Internal Code */
/* */
/* The source code for this program is not published or otherwise */
/* divested of its trade secrets, irrespective of what has been */
/* deposited with the U.S. Copyright Office. */
/* */
/* Origin: 30 */
/* */
/* IBM_PROLOG_END_TAG */
/**
* @file prdfCenPLL.C
* @brief chip Plug-in code for centaur pll support
*/
#include <iipServiceDataCollector.h>
#include <prdfExtensibleChip.H>
#include <prdfPluginMap.H>
#include <prdfBitString.H>
#include <iipscr.h>
#include <prdfPlatServices.H>
#include <iipglobl.h>
#include <iipSystem.h>
namespace PRDF
{
namespace Membuf
{
enum
{
PLL_DETECT_CENT_MEM = 18, // mem PLL error bit
PLL_DETECT_CENT_NEST = 19 // nest PLL error bit
};
/**
* @brief Query the PLL chip for a PLL error on Centaur Plugin
* @param i_chip Centaur chip
* @param o_result set to true in the presence of PLL error
* @returns Failure or Success of query.
* @note
*/
int32_t QueryPll( PrdfExtensibleChip * i_chip,
bool & o_result)
{
int32_t rc = SUCCESS;
o_result = false;
SCAN_COMM_REGISTER_CLASS * TP_LFIR = i_chip->getRegister("TP_LFIR");
SCAN_COMM_REGISTER_CLASS * TP_LFIRmask = i_chip->getRegister("TP_LFIR_MASK");
do
{
rc = TP_LFIR->Read();
if (rc != SUCCESS) break;
rc = TP_LFIRmask->Read();
if (rc != SUCCESS) break;
if((TP_LFIR->IsBitSet(PLL_DETECT_CENT_MEM) &&
!(TP_LFIRmask->IsBitSet(PLL_DETECT_CENT_MEM))) ||
(TP_LFIR->IsBitSet(PLL_DETECT_CENT_NEST) &&
!(TP_LFIRmask->IsBitSet(PLL_DETECT_CENT_NEST))))
{
o_result = true;
}
} while(0);
return rc;
}
PRDF_PLUGIN_DEFINE( Membuf, QueryPll );
/**
* @brief Clear the PLL error for Centaur Plugin
* @param i_chip Centaur chip
* @param i_sc The step code data struct.
* @returns Failure or Success of query.
* @note
*/
int32_t ClearPll( PrdfExtensibleChip * i_chip,
STEP_CODE_DATA_STRUCT & i_sc)
{
int32_t rc = SUCCESS;
if (CHECK_STOP != i_sc.service_data->GetAttentionType())
{
SCAN_COMM_REGISTER_CLASS * TP_LFIR = i_chip->getRegister("TP_LFIR_AND");
TP_LFIR->setAllBits();
TP_LFIR->ClearBit(PLL_DETECT_CENT_MEM);
TP_LFIR->ClearBit(PLL_DETECT_CENT_NEST);
rc = TP_LFIR->Write();
}
return rc;
}
PRDF_PLUGIN_DEFINE( Membuf, ClearPll );
/**
* @brief Mask the PLL error for Centaur Plugin
* @param i_chip Centaur chip
* @param Output Unused.
* @returns Failure or Success of query.
* @note
*/
int32_t MaskPll( PrdfExtensibleChip * i_chip,void * unused)
{
int32_t rc = SUCCESS;
SCAN_COMM_REGISTER_CLASS * TP_LFIR = i_chip->getRegister("TP_LFIR");
SCAN_COMM_REGISTER_CLASS * TP_LFIR_or = i_chip->getRegister("TP_LFIR_MASK_OR");
rc = TP_LFIR->Read();
TP_LFIR_or->clearAllBits();
if(TP_LFIR->IsBitSet(PLL_DETECT_CENT_MEM)) TP_LFIR_or->SetBit(PLL_DETECT_CENT_MEM);
if(TP_LFIR->IsBitSet(PLL_DETECT_CENT_NEST)) TP_LFIR_or->SetBit(PLL_DETECT_CENT_NEST);
rc |= TP_LFIR_or->Write();
return rc;
}
PRDF_PLUGIN_DEFINE( Membuf, MaskPll );
/**
* @brief Adds to the callout list for Centaur PLL errors.
* @param i_chip Centaur chip.
* @param i_sc The step code data struct.
* @return SUCCESS.
*/
int32_t CalloutPll( PrdfExtensibleChip * i_chip,
STEP_CODE_DATA_STRUCT & i_sc )
{
// FIXME: RTC: 51628 will address clock target issue
// set Level 2 callout since we don't have clock target yet
i_sc.service_data->SetCallout( NextLevelSupport_ENUM );
return SUCCESS;
}
PRDF_PLUGIN_DEFINE( Membuf, CalloutPll );
/**
Send a PLL error message on Centaur Plugin.
@param i_chip the chip that this is for.
@param i_sc service data.
@returns Failure Or Success of message call.
@note
*/
int32_t PllPostAnalysis( PrdfExtensibleChip * i_chip,
STEP_CODE_DATA_STRUCT & i_sc )
{
using namespace TARGETING;
int32_t l_rc = SUCCESS;
// Need to send MBA Skip Message to MDIA in Hostboot only
#ifdef __HOSTBOOT_MODULE
TargetHandle_t l_cenHandle = i_chip->GetChipHandle();
do
{
TargetHandleList list = PlatServices::getConnected(l_cenHandle , TYPE_MBA);
if ( 0 == list.size() )
{
PRDF_ERR("[PllPostAnalysis] failed to get MBAs connected to this "
"Membuf: 0x%08x", PlatServices::getHuid(l_cenHandle) );
l_rc = FAIL;
break;
}
for (TargetHandleList::iterator mbaIt = list.begin(); mbaIt != list.end(); ++mbaIt)
{
// Get the extensible chip for this mba
PrdfExtensibleChip *l_mbaChip = (PrdfExtensibleChip *)systemPtr->GetChip(*mbaIt);
//Check to make sure we are at threshold and have something garded.
if( (NULL != l_mbaChip) &&
(i_sc.service_data->IsAtThreshold()) &&
(i_sc.service_data->QueryGard() != GardResolution::NoGard) )
{
//Call the Skip Maintanence Command on this mba
PrdfExtensibleChipFunction * l_skipMbaMsg =
l_mbaChip->getExtensibleFunction("SkipMbaMsg", true);
// This call will return an error if it doesn't complete.
// Don't fail on error. keep going.
l_rc |= (*l_skipMbaMsg)(l_mbaChip,
PrdfPluginDef::bindParm<STEP_CODE_DATA_STRUCT &>(i_sc));
}
}
} while(0);
#endif // ifdef __HOSTBOOT_MODULE
return l_rc;
}
PRDF_PLUGIN_DEFINE( Membuf, PllPostAnalysis );
} // end namespace Membuf
} // end namespace PRDF
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