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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/vpd/vpd.C $ */
/* */
/* IBM CONFIDENTIAL */
/* */
/* COPYRIGHT International Business Machines Corp. 2013 */
/* */
/* 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 */
#include <trace/interface.H>
#include <errl/errlentry.H>
#include <errl/errlmanager.H>
#include <errl/errludtarget.H>
#include <vpd/vpdreasoncodes.H>
#include <initservice/initserviceif.H>
#include "vpd.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 );
TRACSSCOMP( g_trac_vpd,
EXIT_MRK"getVpdLocation()" );
return err;
}
// ------------------------------------------------------------------
// getPnorAddr
// ------------------------------------------------------------------
errlHndl_t getPnorAddr ( pnorInformation & i_pnorInfo,
uint64_t &io_cachedAddr,
mutex_t * i_mutex )
{
errlHndl_t err = NULL;
PNOR::SectionInfo_t info;
TRACSSCOMP( g_trac_vpd,
ENTER_MRK"getPnorAddr()" );
do
{
// Get SPD PNOR section info from PNOR RP
err = PNOR::getSectionInfo( i_pnorInfo.pnorSection,
i_pnorInfo.pnorSide,
info );
if( err )
{
break;
}
// Set the globals appropriately
mutex_lock( i_mutex );
io_cachedAddr = info.vaddr;
mutex_unlock( i_mutex );
} while( 0 );
TRACSSCOMP( g_trac_vpd,
EXIT_MRK"getPnorAddr() - addr: 0x%08x",
io_cachedAddr );
return err;
}
// ------------------------------------------------------------------
// readPNOR
// ------------------------------------------------------------------
errlHndl_t readPNOR ( uint64_t i_byteAddr,
size_t i_numBytes,
void * o_data,
TARGETING::Target * i_target,
pnorInformation & i_pnorInfo,
uint64_t &io_cachedAddr,
mutex_t * i_mutex )
{
errlHndl_t err = NULL;
int64_t vpdLocation = 0;
uint64_t addr = 0x0;
const char * readAddr = NULL;
TRACSSCOMP( g_trac_vpd,
ENTER_MRK"readPNOR()" );
do
{
// Check if we have the PNOR addr cached.
if( 0x0 == io_cachedAddr )
{
err = getPnorAddr( i_pnorInfo,
io_cachedAddr,
i_mutex );
if( err )
{
break;
}
}
addr = io_cachedAddr;
// Find vpd location of the target
err = getVpdLocation( vpdLocation,
i_target );
if( err )
{
break;
}
// Offset cached address by vpd location multiplier
addr += (vpdLocation * i_pnorInfo.segmentSize);
// Now offset into that chunk of data by i_byteAddr
addr += i_byteAddr;
TRACUCOMP( g_trac_vpd,
INFO_MRK"Address to read: 0x%08x",
addr );
//TODO: Validate write is within bounds of appropriate PNOR
// partition/section. RTC: 51807
// Pull the data
readAddr = reinterpret_cast<const char*>( addr );
memcpy( o_data,
readAddr,
i_numBytes );
} while( 0 );
TRACSSCOMP( g_trac_vpd,
EXIT_MRK"readPNOR()" );
return err;
}
// ------------------------------------------------------------------
// writePNOR
// ------------------------------------------------------------------
errlHndl_t writePNOR ( uint64_t i_byteAddr,
size_t i_numBytes,
void * i_data,
TARGETING::Target * i_target,
pnorInformation & i_pnorInfo,
uint64_t &io_cachedAddr,
mutex_t * i_mutex )
{
errlHndl_t err = NULL;
int64_t vpdLocation = 0;
uint64_t addr = 0x0;
const char * writeAddr = NULL;
TRACSSCOMP( g_trac_vpd,
ENTER_MRK"writePNOR()" );
do
{
// Check if we have the PNOR addr cached.
if( 0x0 == io_cachedAddr )
{
err = getPnorAddr( i_pnorInfo,
io_cachedAddr,
i_mutex );
if( err )
{
break;
}
}
addr = io_cachedAddr;
// Find vpd location of the target
err = getVpdLocation( vpdLocation,
i_target );
if( err )
{
break;
}
// Offset cached address by vpd location multiplier
addr += (vpdLocation * i_pnorInfo.segmentSize);
// Now offset into that chunk of data by i_byteAddr
addr += i_byteAddr;
//TODO: Validate write is within bounds of appropriate PNOR
// partition/section. RTC: 51807
TRACUCOMP( g_trac_vpd,
INFO_MRK"Address to write: 0x%08x",
addr );
// Write the data
writeAddr = reinterpret_cast<const char*>( addr );
memcpy( (void*)(writeAddr),
i_data,
i_numBytes );
} while( 0 );
TRACSSCOMP( g_trac_vpd,
EXIT_MRK"writePNOR()" );
return err;
}
// ------------------------------------------------------------------
// sendMboxWriteMsg
// ------------------------------------------------------------------
errlHndl_t sendMboxWriteMsg ( size_t i_numBytes,
void * i_data,
TARGETING::Target * i_target,
VPD_MSG_TYPE i_type,
VpdWriteMsg_t& i_record )
{
errlHndl_t l_err = NULL;
msg_t* msg = NULL;
TRACSSCOMP( g_trac_vpd,
ENTER_MRK"sendMboxWriteMsg()" );
do
{
//Create a mailbox message to send to FSP
msg = msg_allocate();
msg->type = i_type;
msg->data[0] = i_record.data0;
msg->data[1] = i_numBytes;
//Copy the data into the message
msg->extra_data = malloc( i_numBytes );
memcpy( msg->extra_data, i_data, i_numBytes );
TRACFCOMP( g_trac_vpd,
INFO_MRK"sendMboxWriteMsg: Send msg to FSP to write VPD type %.8X, record %d, offset 0x%X",
i_type,
i_record.rec_num,
i_record.offset );
//We only send VPD update when we have SP Base Services
if( !INITSERVICE::spBaseServicesEnabled() )
{
TRACFCOMP(g_trac_vpd, INFO_MRK "No SP Base Services, skipping VPD write");
TRACFBIN( g_trac_vpd, "msg=", msg, sizeof(msg_t) );
TRACFBIN( g_trac_vpd, "extra=", msg->extra_data, i_numBytes );
break;
}
l_err = MBOX::send( MBOX::FSP_VPD_MSGQ, msg );
if( l_err )
{
TRACFCOMP(g_trac_vpd,
ERR_MRK "Failed sending VPD to FSP for %.8X",
TARGETING::get_huid(i_target));
ERRORLOG::ErrlUserDetailsTarget(i_target).addToLog(l_err);
l_err->collectTrace("VPD",1024);
if( VPD_WRITE_DIMM == i_type )
{
l_err->collectTrace("SPD",1024);
}
// just commit the log and move on, nothing else to do
errlCommit( l_err, VPD_COMP_ID );
l_err = NULL;
free( msg->extra_data );
msg->extra_data = NULL;
msg_free( msg );
}
} while( 0 );
TRACSSCOMP( g_trac_vpd,
EXIT_MRK"sendMboxWriteMsg()" );
return l_err;
}
}; //end VPD namespace
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