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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/vpd/vpd_common.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2013,2019 */
/* [+] 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 */
#include "vpd.H"
#include <vpd/vpdreasoncodes.H>
// ----------------------------------------------
// Trace definitions
// ----------------------------------------------
trace_desc_t* g_trac_vpd = NULL;
TRAC_INIT( & g_trac_vpd, "VPD", KILOBYTE );
// ------------------------
// Macros for unit testing
//#define TRACUCOMP(args...) TRACFCOMP(args)
#define TRACUCOMP(args...)
//#define TRACSSCOMP(args...) TRACFCOMP(args)
#define TRACSSCOMP(args...)
namespace VPD
{
// ------------------------------------------------------------------
// getVpdLocation
// ------------------------------------------------------------------
errlHndl_t getVpdLocation ( int64_t & o_vpdLocation,
TARGETING::Target * i_target )
{
errlHndl_t err = NULL;
TRACSSCOMP( g_trac_vpd,
ENTER_MRK"getVpdLocation()" );
o_vpdLocation = i_target->getAttr<TARGETING::ATTR_VPD_REC_NUM>();
TRACUCOMP( g_trac_vpd,
INFO_MRK"Using VPD location: %d",
o_vpdLocation );
if( o_vpdLocation == INVALID__ATTR_VPD_REC_NUM )
{
TRACFCOMP(g_trac_vpd,ERR_MRK"getVpdLocation() Invalid VPD_REC_NUM for %.8X",
TARGETING::get_huid(i_target));
/*@
* @errortype
* @moduleid VPD_GET_VPD_LOCATION
* @reasoncode VPD_BAD_REC_NUM
* @userdata1 Target HUID
* @userdata2 VPD_REC_NUM
* @devdesc getVpdLocation> VPD_REC_NUM is invalid, bad MRW
* @custdesc Firmware configuration error
*/
err = new ERRORLOG::ErrlEntry(
ERRORLOG::ERRL_SEV_UNRECOVERABLE,
VPD_GET_VPD_LOCATION,
VPD_BAD_REC_NUM,
TARGETING::get_huid(i_target),
INVALID__ATTR_VPD_REC_NUM,
ERRORLOG::ErrlEntry::ADD_SW_CALLOUT );
}
TRACSSCOMP( g_trac_vpd,
EXIT_MRK"getVpdLocation()" );
return err;
}
// ------------------------------------------------------------------
// resolveVpdSource
// ------------------------------------------------------------------
bool resolveVpdSource( TARGETING::Target * i_target,
bool i_rwPnorEnabled,
bool i_rwHwEnabled,
vpdCmdTarget i_vpdCmdTarget,
vpdCmdTarget& o_vpdSource )
{
bool badConfig = false;
o_vpdSource = VPD::INVALID_LOCATION;
if( (i_vpdCmdTarget & VPD::LOCATION_MASK) == VPD::PNOR )
{
if( i_rwPnorEnabled )
{
o_vpdSource = VPD::PNOR;
}
else
{
badConfig = true;
TRACFCOMP(g_trac_vpd,"resolveVpdSource: VpdCmdTarget=PNOR but READ/WRITE PNOR CONFIG is disabled");
}
}
else if( (i_vpdCmdTarget & VPD::LOCATION_MASK) == VPD::SEEPROM )
{
if( i_rwHwEnabled )
{
o_vpdSource = VPD::SEEPROM;
}
else
{
badConfig = true;
TRACFCOMP(g_trac_vpd,"resolveVpdSource: VpdCmdTarget=SEEPROM but READ/WRITE HW CONFIG is disabled");
}
}
else // i_vpdCmdTarget == VPD::AUTOSELECT
{
if( i_rwPnorEnabled &&
i_rwHwEnabled )
{
// PNOR needs to be loaded before we can use it
TARGETING::ATTR_VPD_SWITCHES_type vpdSwitches =
i_target->getAttr<TARGETING::ATTR_VPD_SWITCHES>();
if( vpdSwitches.pnorCacheValid )
{
o_vpdSource = VPD::PNOR;
}
else
{
o_vpdSource = VPD::SEEPROM;
}
}
else if( i_rwPnorEnabled )
{
o_vpdSource = VPD::PNOR;
}
else if( i_rwHwEnabled )
{
o_vpdSource = VPD::SEEPROM;
}
else
{
badConfig = true;
TRACFCOMP(g_trac_vpd,"resolveVpdSource: READ/WRITE PNOR CONFIG and READ/WRITE HW CONFIG disabled");
}
}
TRACDCOMP(g_trac_vpd,"resolveVpdSource: o_vpdSource = %s" ,o_vpdSource == VPD::PNOR ? "PNOR" : "SEEPROM" );
return badConfig;
}
}; //end VPD namespace
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