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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/diag/prdf/common/plat/pegasus/prdfCenAddress.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* COPYRIGHT International Business Machines Corp. 2013,2014 */
/* */
/* 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 prdfCenAddress.C
* @brief General utilities to read, modify, and write the memory address
* registers (MBMACA, MBMEA, etc.). Also includes the CenRank class.
*/
#include <prdfCenAddress.H>
#include <prdfExtensibleChip.H>
#include <prdfPlatServices.H>
#include <prdfTrace.H>
using namespace TARGETING;
namespace PRDF
{
using namespace PlatServices;
//------------------------------------------------------------------------------
// MBS Address Registers
//------------------------------------------------------------------------------
CenReadAddrReg READ_NCE_ADDR = "MBNCER";
CenReadAddrReg READ_RCE_ADDR = "MBRCER";
CenReadAddrReg READ_MPE_ADDR = "MBMPER";
CenReadAddrReg READ_UE_ADDR = "MBUER";
//------------------------------------------------------------------------------
int32_t getCenReadAddr( ExtensibleChip * i_membChip, uint32_t i_mbaPos,
CenReadAddrReg i_addrReg, CenAddr & o_addr )
{
#define PRDF_FUNC "[getCenReadAddr] "
int32_t o_rc = SUCCESS;
TargetHandle_t membTrgt = i_membChip->GetChipHandle();
do
{
// Check parameters
if ( TYPE_MEMBUF != getTargetType(membTrgt) )
{
PRDF_ERR( PRDF_FUNC"Unsupported target type" );
o_rc = FAIL; break;
}
if ( MAX_MBA_PER_MEMBUF <= i_mbaPos )
{
PRDF_ERR( PRDF_FUNC"Invalid MBA position" );
o_rc = FAIL; break;
}
// Build register string
char reg_str[64];
sprintf( reg_str, "MBA%d_%s", i_mbaPos, i_addrReg );
// Read from hardware
SCAN_COMM_REGISTER_CLASS * reg = i_membChip->getRegister(reg_str);
o_rc = reg->Read();
if ( SUCCESS != o_rc )
{
PRDF_ERR( PRDF_FUNC"Read() failed on %s", reg_str );
break;
}
uint64_t addr = reg->GetBitFieldJustified( 0, 64 );
// Get the address type.
uint32_t type = CenAddr::NONE;
if ( READ_NCE_ADDR == i_addrReg ) type = CenAddr::NCE;
else if ( READ_RCE_ADDR == i_addrReg ) type = CenAddr::RCE;
else if ( READ_MPE_ADDR == i_addrReg ) type = CenAddr::MPE;
else if ( READ_UE_ADDR == i_addrReg ) type = CenAddr::UE;
else
{
PRDF_ERR( PRDF_FUNC"Unsupported register" );
o_rc = FAIL; break;
}
o_addr = CenAddr::fromReadAddr( addr, type );
} while (0);
if ( SUCCESS != o_rc )
{
PRDF_ERR( PRDF_FUNC"Failed: i_membChip=0x%08x i_mbaPos=%d i_addrReg=%s",
i_membChip->GetId(), i_mbaPos, i_addrReg );
}
return o_rc;
#undef PRDF_FUNC
}
//------------------------------------------------------------------------------
int32_t setCenReadAddr( ExtensibleChip * i_membChip, uint32_t i_mbaPos,
CenReadAddrReg i_addrReg, const CenAddr & i_addr )
{
#define PRDF_FUNC "[setCenReadAddr] "
int32_t o_rc = SUCCESS;
TargetHandle_t membTrgt = i_membChip->GetChipHandle();
do
{
// Check parameters
if ( TYPE_MEMBUF != getTargetType(membTrgt) )
{
PRDF_ERR( PRDF_FUNC"Unsupported target type" );
o_rc = FAIL; break;
}
if ( MAX_MBA_PER_MEMBUF <= i_mbaPos )
{
PRDF_ERR( PRDF_FUNC"Invalid MBA position" );
o_rc = FAIL; break;
}
// Build register string
char reg_str[64];
sprintf( reg_str, "MBA%d_%s", i_mbaPos, i_addrReg );
// Write to hardware
SCAN_COMM_REGISTER_CLASS * reg = i_membChip->getRegister(reg_str);
reg->SetBitFieldJustified( 0, 64, i_addr.toReadAddr() );
o_rc = reg->Write();
if ( SUCCESS != o_rc )
{
PRDF_ERR( PRDF_FUNC"Write() failed on %s", reg_str );
break;
}
} while (0);
if ( SUCCESS != o_rc )
{
PRDF_ERR( PRDF_FUNC"Failed: i_membChip=0x%08x i_mbaPos=%d i_addrReg=%s",
i_membChip->GetId(), i_mbaPos, i_addrReg );
}
return o_rc;
#undef PRDF_FUNC
}
//------------------------------------------------------------------------------
// MBA Address Registers
//------------------------------------------------------------------------------
int32_t getCenMaintStartAddr( ExtensibleChip * i_mbaChip, CenAddr & o_addr )
{
#define PRDF_FUNC "[getCenMaintStartAddr] "
int32_t o_rc = SUCCESS;
TargetHandle_t mbaTrgt = i_mbaChip->GetChipHandle();
do
{
// Check parameters
if ( TYPE_MBA != getTargetType(mbaTrgt) )
{
PRDF_ERR( PRDF_FUNC"Unsupported target type" );
o_rc = FAIL; break;
}
// Read from hardware
// We have to use ForceRead here. Value of this register is changed by
// HW when we resume maintenance command.
SCAN_COMM_REGISTER_CLASS * reg = i_mbaChip->getRegister("MBMACA");
o_rc = reg->ForceRead();
if ( SUCCESS != o_rc )
{
PRDF_ERR( PRDF_FUNC"Read() failed on MBMACA" );
break;
}
uint64_t addr = reg->GetBitFieldJustified( 0, 64 );
o_addr = CenAddr::fromMaintStartAddr( addr );
} while (0);
if ( SUCCESS != o_rc )
{
PRDF_ERR( PRDF_FUNC"Failed: HUID=0x%08x", getHuid(mbaTrgt) );
}
return o_rc;
#undef PRDF_FUNC
}
//------------------------------------------------------------------------------
int32_t setCenMaintStartAddr( ExtensibleChip * i_mbaChip,
const CenAddr & i_addr )
{
#define PRDF_FUNC "[setCenMaintStartAddr] "
int32_t o_rc = SUCCESS;
TargetHandle_t mbaTrgt = i_mbaChip->GetChipHandle();
do
{
// Check parameters
if ( TYPE_MBA != getTargetType(mbaTrgt) )
{
PRDF_ERR( PRDF_FUNC"Unsupported target type" );
o_rc = FAIL; break;
}
// Write to hardware
SCAN_COMM_REGISTER_CLASS * reg = i_mbaChip->getRegister("MBMACA");
reg->SetBitFieldJustified( 0, 64, i_addr.toMaintStartAddr() );
o_rc = reg->Write();
if ( SUCCESS != o_rc )
{
PRDF_ERR( PRDF_FUNC"Write() failed on MBMACA" );
break;
}
} while (0);
if ( SUCCESS != o_rc )
{
PRDF_ERR( PRDF_FUNC"Failed: HUID=0x%08x", getHuid(mbaTrgt) );
}
return o_rc;
#undef PRDF_FUNC
}
//------------------------------------------------------------------------------
int32_t getCenMaintEndAddr( ExtensibleChip * i_mbaChip, CenAddr & o_addr )
{
#define PRDF_FUNC "[getCenMaintEndAddr] "
int32_t o_rc = SUCCESS;
TargetHandle_t mbaTrgt = i_mbaChip->GetChipHandle();
do
{
// Check parameters
if ( TYPE_MBA != getTargetType(mbaTrgt) )
{
PRDF_ERR( PRDF_FUNC"Unsupported target type" );
o_rc = FAIL; break;
}
// Read from hardware
SCAN_COMM_REGISTER_CLASS * reg = i_mbaChip->getRegister("MBMEA");
o_rc = reg->Read();
if ( SUCCESS != o_rc )
{
PRDF_ERR( PRDF_FUNC"Read() failed on MBMEA" );
break;
}
uint64_t addr = reg->GetBitFieldJustified( 0, 64 );
o_addr = CenAddr::fromMaintEndAddr( addr );
} while (0);
if ( SUCCESS != o_rc )
{
PRDF_ERR( PRDF_FUNC"Failed: HUID=0x%08x", getHuid(mbaTrgt) );
}
return o_rc;
#undef PRDF_FUNC
}
//------------------------------------------------------------------------------
int32_t setCenMaintEndAddr( ExtensibleChip * i_mbaChip, const CenAddr & i_addr )
{
#define PRDF_FUNC "[setCenMaintEndAddr] "
int32_t o_rc = SUCCESS;
TargetHandle_t mbaTrgt = i_mbaChip->GetChipHandle();
do
{
// Check parameters
if ( TYPE_MBA != getTargetType(mbaTrgt) )
{
PRDF_ERR( PRDF_FUNC"Unsupported target type" );
o_rc = FAIL; break;
}
// Write to hardware
SCAN_COMM_REGISTER_CLASS * reg = i_mbaChip->getRegister("MBMEA");
reg->SetBitFieldJustified( 0, 64, i_addr.toMaintEndAddr() );
o_rc = reg->Write();
if ( SUCCESS != o_rc )
{
PRDF_ERR( PRDF_FUNC"Write() failed on MBMEA" );
break;
}
} while (0);
if ( SUCCESS != o_rc )
{
PRDF_ERR( PRDF_FUNC"Failed: HUID=0x%08x", getHuid(mbaTrgt) );
}
return o_rc;
#undef PRDF_FUNC
}
} // end namespace PRDF
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