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// IBM_PROLOG_BEGIN_TAG
// This is an automatically generated prolog.
//
// $Source: src/usr/initservice/extinitsvc/extinitsvc.C $
//
// IBM CONFIDENTIAL
//
// COPYRIGHT International Business Machines Corp. 2011
//
// 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 other-
// wise divested of its trade secrets, irrespective of what has
// been deposited with the U.S. Copyright Office.
//
// Origin: 30
//
// IBM_PROLOG_END
/**
* @file extinitsvc.C
*
* Implements Initialization Service for Host boot in the extended image.
* See extinitsvc.H for details
*
*/
#include <kernel/console.H>
#include <vfs/vfs.H>
#include <sys/task.h>
#include <sys/sync.h>
#include <sys/misc.h>
#include <sys/time.h>
#include <usr/cxxtest/TestSuite.H>
#include <trace/interface.H>
#include <errl/errlentry.H>
#include <initservice/taskargs.H> // task entry routine
#include "extinitsvc.H"
#include "extinitsvctasks.H"
namespace INITSERVICE
{
extern trace_desc_t *g_trac_initsvc;
/**
* @brief _start() - task entry point for this module
*
* @parms[in,out] - pointer to TaskArgs struct
*
*/
extern "C"
void _start( void *io_pArgs )
{
TaskArgs::TaskArgs *pTaskArgs =
reinterpret_cast<TaskArgs::TaskArgs *>(io_pArgs);
// initialize the extended modules in Hostboot.
ExtInitSvc::getTheInstance().init( io_pArgs );
if ( pTaskArgs )
{
pTaskArgs->waitChildSync();
}
task_end();
}
/******************************************************************************/
// ExtInitSvc::getTheInstance return the only instance
/******************************************************************************/
ExtInitSvc& ExtInitSvc::getTheInstance()
{
return Singleton<ExtInitSvc>::instance();
}
/******************************************************************************/
// ExtInitSvc::ExtInitSvc constructor
/******************************************************************************/
ExtInitSvc::ExtInitSvc()
{
}
/******************************************************************************/
// ExtInitSvc::~ExtInitSvc destructor
/******************************************************************************/
ExtInitSvc::~ExtInitSvc()
{
}
void ExtInitSvc::init( void *i_ptr )
{
errlHndl_t errl = NULL; // steps will return an error handle if failure
uint64_t nextTask = 0;
const TaskInfo *ptask = NULL;
TaskArgs::TaskArgs args;
TRACFCOMP( g_trac_initsvc,
"Extended Initialization Service is starting." );
// ----------------------------------------------------------------
// loop through the task list and start up any tasks necessary
// ----------------------------------------------------------------
for ( nextTask=0;
nextTask<MAX_EXT_TASKS;
nextTask++ )
{
// make a local copy of the extended image task
ptask = &(g_exttaskinfolist[nextTask]);
if ( ptask->taskflags.task_type == END_TASK_LIST )
{
TRACDCOMP( g_trac_initsvc,
"End of ExtInitSvc task list." );
break;
}
args.clear(); // clear args for next task
// dispatch tasks...
switch ( ptask->taskflags.task_type)
{
case NONE:
// task is a place holder, skip
TRACDBIN( g_trac_initsvc,
"task_type=NONE : ",
ptask->taskname,
strlen(ptask->taskname) );
break;
case INIT_TASK:
TRACDBIN( g_trac_initsvc,
"task_type==INIT_TASK : ",
ptask->taskname,
strlen(ptask->taskname) );
errl = VFS::module_load( ptask->taskname );
break;
case START_TASK: // call _init(), _start(), stay resident
TRACDBIN( g_trac_initsvc,
"task_type=START_TASK : ",
ptask->taskname,
strlen(ptask->taskname) );
errl = InitService::getTheInstance().startTask( ptask,
&args );
break;
case START_FN:
TRACDCOMP( g_trac_initsvc,
"task_type==START_FN : %p",
ptask->taskfn );
errl = InitService::getTheInstance().executeFn( ptask,
&args );
// $$TODO
break;
case BARRIER:
TRACDCOMP( g_trac_initsvc,
"task_type==BARRIER" );
// $$TODO
break;
case UNINIT_TASK:
TRACDBIN( g_trac_initsvc,
"task_type=UNINIT_TASK : ",
ptask->taskname,
strlen(ptask->taskname) );
errl = VFS::module_unload( ptask->taskname );
break;
default:
TRACDCOMP( g_trac_initsvc,
"Invalid task_type: %d",
ptask->taskflags.task_type );
/*@ errorlog tag
* @errortype ERRL_SEV_CRITICAL_SYS_TERM
* @moduleid START_EXTINITSVC_ERRL_ID
* @reasoncode INVALID_TASK_TYPE
* @userdata1 task_type value
* @userdata2 0
*
* @devdesc Extended Initialization Service found an invalid
* Task Type in the task list.
* The module id will identify the task.
* task_type value will be the invalid type.
*/
errl = new ERRORLOG::ErrlEntry(
ERRORLOG::ERRL_SEV_CRITICAL_SYS_TERM, // severity
START_EXTINITSVC_ERRL_ID, // moduleid
INVALID_TASK_TYPE, // reason Code
0, // user1 = tidrc
0 );
break;
} // endswitch
// report an error
InitService::getTheInstance().reportError( errl );
if ( args.getReturnCode() != TASKARGS_UNDEFINED64 )
{
TRACFCOMP( g_trac_initsvc,
ERR_MRK "ExtInitSvc TaskArgs returned 0x%llx, errlog=%p",
args.getReturnCode(),
args.getErrorLog()
);
}
} // endfor
TRACFCOMP( g_trac_initsvc,
EXIT_MRK "ExtInitSvc finished.");
// =====================================================================
// ----- Unit Tests -------------------------------------------------
// =====================================================================
/**
* @note run all the unit tests after we finish the rest
* there are 2 images generated in the build:
* hbicore.bin (HostBoot shippable image)
* hbicore_test.bin (runs all unit tests)
* Only hbicore_test.bin has the libcxxtest.so module, so when
* we execute startTask() below on hbicore.bin, it will return -1,
* no module present. This is OK.
*
*/
// Pass it a set of args so we can wait on the barrier
// This is a bit wasteful since it is always allocated; we need a
// system call to check if a module exists.
TaskArgs::TaskArgs cxxtestargs; // create a new one for cxxtest
cxxtestargs.clear(); // clear it
TRACFCOMP( g_trac_initsvc,
ENTER_MRK " "); // leave whitespace in trace
TRACDBIN( g_trac_initsvc,
ENTER_MRK "Run Unit Tests (if libcxxtests.so is present): ",
CXXTEST_TASK.taskname,
strlen(CXXTEST_TASK.taskname) );
errl = InitService::getTheInstance().startTask( &CXXTEST_TASK,
&cxxtestargs );
// check the returncode and errorlog in the returned args
if ( ( cxxtestargs.getReturnCode() != TASKARGS_UNDEFINED64 )
|| ( cxxtestargs.getErrorLog() != NULL )
)
{
TRACFCOMP( g_trac_initsvc,
ERR_MRK "CxxTests returned an error 0x%lx and an errorlog %p",
cxxtestargs.getReturnCode(),
cxxtestargs.getErrorLog()
);
// report an error
errlHndl_t childerrl = cxxtestargs.getErrorLog();
InitService::getTheInstance().reportError( childerrl );
}
TRACDCOMP( g_trac_initsvc,
EXIT_MRK "Unit Tests finished.");
TRACFCOMP( g_trac_initsvc,
EXIT_MRK " "); // leave whitespace in trace
// Shutdown all CPUs
uint64_t l_shutdownStatus = SHUTDOWN_STATUS_GOOD;
if (CxxTest::g_FailedTests)
{
l_shutdownStatus = SHUTDOWN_STATUS_UT_FAILED;
}
shutdown(l_shutdownStatus);
// return to _start(), which may end the task or die.
return;
}
} // namespace
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