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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/targeting/targetservicestart.C $ */
/* */
/* IBM CONFIDENTIAL */
/* */
/* COPYRIGHT International Business Machines Corp. 2012,2013 */
/* */
/* 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 */
/**
* @file targeting/targetservicestart.C
*
* @brief Hostboot entry point for target service
*/
//******************************************************************************
// Includes
//******************************************************************************
// STD
#include <stdio.h>
#include <stdlib.h>
// Other components
#include <sys/task.h>
#include <targeting/common/trace.H>
#include <targeting/adapters/assertadapter.H>
#include <initservice/taskargs.H>
// This component
#include <targeting/common/targetservice.H>
#include <targeting/attrrp.H>
// Others
#include <errl/errlentry.H>
#include <errl/errlmanager.H>
#include <devicefw/userif.H>
//******************************************************************************
// targetService
//******************************************************************************
namespace TARGETING
{
#define TARG_NAMESPACE "TARGETING::"
#define TARG_LOC TARG_NAMESPACE TARG_CLASS TARG_FN ": "
//******************************************************************************
// _start
//******************************************************************************
#define TARG_CLASS ""
/*
* @brief Initialize any attributes that need to be set early on
*/
static void initializeAttributes(TargetService& i_targetService);
/**
* @brief Entry point for initialization service to initialize the targeting
* code
*
* @param[in] io_pError
* Error log handle; returns NULL on success, !NULL otherwise
*
* @note: Link register is configured to automatically invoke task_end() when
* this routine returns
*/
static void initTargeting(errlHndl_t& io_pError)
{
#define TARG_FN "initTargeting(errlHndl_t& io_pError)"
TARG_ENTER();
AttrRP::init(io_pError);
if (io_pError == NULL)
{
TargetService& l_targetService = targetService();
(void)l_targetService.init();
initializeAttributes(l_targetService);
// call ErrlManager function - tell him that TARG is ready!
ERRORLOG::ErrlManager::errlResourceReady(ERRORLOG::TARG);
}
TARG_EXIT();
#undef TARG_FN
}
/**
* @brief Create _start entry point using task entry macro and vector to
* initTargeting function
*/
TASK_ENTRY_MACRO(initTargeting);
/*
* @brief Initialize any attributes that need to be set early on
*/
static void initializeAttributes(TargetService& i_targetService)
{
#define TARG_FN "initializeAttributes()...)"
TARG_ENTER();
bool l_isMpipl = false;
Target* l_pTopLevel = NULL;
i_targetService.getTopLevelTarget(l_pTopLevel);
if(l_pTopLevel)
{
Target* l_pMasterProcChip = NULL;
i_targetService.masterProcChipTargetHandle(l_pMasterProcChip);
if(l_pMasterProcChip)
{
errlHndl_t l_errl = NULL;
size_t l_size = sizeof(uint64_t);
uint64_t l_data;
// Scratch register 2 is defined as 0x00050039.. accessing
// directly to avoid confusion as the Literals set have
// 0x00050039 mapped to MBOX_SCRATCH1 which is confusing.
l_errl = DeviceFW::deviceRead(l_pMasterProcChip,
&(l_data),
l_size,
DEVICE_SCOM_ADDRESS(0x00050039));
if(l_errl)
{
TARG_INF("Read of scratch register failed");
errlCommit(l_errl,TARG_COMP_ID);
}
else
{
// bit 0 on indicates MPIPL
if(l_data & 0x8000000000000000ull)
{
l_isMpipl = true;
}
}
}
if(l_isMpipl)
{
l_pTopLevel->setAttr<ATTR_IS_MPIPL_HB>(1);
}
else
{
l_pTopLevel->setAttr<ATTR_IS_MPIPL_HB>(0);
}
}
else // top level is NULL - never expected
{
TARG_INF("Top level target is NULL");
}
TARG_EXIT();
#undef TARG_FN
}
#undef TARG_CLASS
#undef TARG_NAMESPACE
} // End namespace TARGETING
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