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istepdispatcher.C
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istepdispatcher.C
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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/initservice/istepdispatcher/istepdispatcher.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2011,2017 */
/* [+] Google Inc. */
/* [+] 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 */
/**
* @file istepdispatcher.C
*
* IStep Dispatcher code. Launched from Extended Initialization Service
*
* PNOR Driver and Trace should be available by the time this is launched.
*
*/
/******************************************************************************/
// Includes
/******************************************************************************/
#include <stdint.h>
#include <sys/time.h> //nanosleep
#include <kernel/console.H> // printk status
#include <vfs/vfs.H> // for VFS::module_load
#include <sys/task.h> // tid_t, task_create, etc
#include <sys/misc.h> // cpu_all_winkle
#include <errl/errlentry.H> // errlHndl_t
#include <errl/errlmanager.H>
#include <initservice/isteps_trace.H> // ISTEPS_TRACE buffer
#include <initservice/initsvcudistep.H> // InitSvcUserDetailsIstep
#include <initservice/taskargs.H> // TASK_ENTRY_MACRO
#include <targeting/common/targetservice.H>
#include <targeting/attrsync.H>
#include <fapi2/plat_attr_override_sync.H>
#include <mbox/mbox_queues.H> // HB_ISTEP_MSGQ
#include <mbox/mboxif.H> // register mailbox
#include <intr/interrupt.H>
#include <isteps/istepmasterlist.H>
#include "istepdispatcher.H"
#include "istep_mbox_msgs.H"
#include "splesscommon.H"
#include <diag/attn/attn.H>
#include <isteps/istep_reasoncodes.H>
#include <hwas/common/deconfigGard.H>
#include <hwas/common/hwas.H>
#include <hwas/hwasPlat.H>
#include <targeting/attrPlatOverride.H>
#include <console/consoleif.H>
#include <isteps/hwpisteperror.H>
#include <pnor/pnorif.H>
#include <lpc/lpcif.H>
#ifdef CONFIG_BMC_IPMI
#include <ipmi/ipmiwatchdog.H> //IPMI watchdog timer
#include <ipmi/ipmipowerstate.H> //IPMI System ACPI Power State
#include <ipmi/ipmichassiscontrol.H>
#include <ipmi/ipmisensor.H>
#include <ipmi/ipmiif.H>
#endif
#include <config.h>
#include <initservice/bootconfigif.H>
#include <trace/trace.H>
#include <util/utilmbox_scratch.H>
#include <secureboot/service.H>
// ---------------------------
// Used to grab SBE boot side
#include <sbe/sbe_update.H>
#include <devicefw/userif.H>
#include <p9_perv_scom_addresses.H>
// ---------------------------
namespace ISTEPS_TRACE
{
// declare storage for isteps_trace!
trace_desc_t * g_trac_isteps_trace = NULL;
TRAC_INIT(&ISTEPS_TRACE::g_trac_isteps_trace, "ISTEPS_TRACE", 2*KILOBYTE);
}
namespace INITSERVICE
{
/******************************************************************************/
// Globals/Constants
/******************************************************************************/
extern trace_desc_t *g_trac_initsvc;
const MBOX::queue_id_t HWSVRQ = MBOX::IPL_SERVICE_QUEUE;
const uint8_t SW_RECONFIG_START_STEP = 7;
const uint8_t SW_RECONFIG_START_SUBSTEP = 1;
const uint8_t HB_START_ISTEP = 6;
// @todo RTC 124679 - Remove Once BMC Monitors Shutdown Attention
// Set Watchdog Timer To 15 seconds before calling doShutdown()
const uint16_t SET_WD_TIMER_IN_SECS = 15;
/**
* _start() task entry procedure using the macro in taskargs.H
*/
TASK_ENTRY_MACRO( IStepDispatcher::getTheInstance().init );
// ----------------------------------------------------------------------------
// IstepDispatcher()
// ----------------------------------------------------------------------------
IStepDispatcher::IStepDispatcher() :
iv_syncPointReached(false),
iv_istepModulesLoaded(0),
iv_progressThreadStarted(false),
iv_highestIStepDone(0),
iv_highestSubstepDone(0),
iv_curIStep(0),
iv_curSubStep(0),
iv_pIstepMsg(NULL),
iv_shutdown(false),
iv_futureShutdown(false),
iv_istepToCompleteBeforeShutdown(0),
iv_substepToCompleteBeforeShutdown(0),
iv_acceptIstepMessages(true),
iv_newGardRecord(false),
iv_stopIpl(false)
{
mutex_init(&iv_bkPtMutex);
mutex_init(&iv_mutex);
sync_cond_init(&iv_cond);
TARGETING::Target* l_pSys = NULL;
TARGETING::targetService().getTopLevelTarget(l_pSys);
iv_mpiplMode = l_pSys->getAttr<TARGETING::ATTR_IS_MPIPL_HB>();
TRACFCOMP(g_trac_initsvc, "IStepDispatcher: MPIPL Mode: %d", iv_mpiplMode);
iv_spBaseServicesEnabled = spBaseServicesEnabled();
TRACFCOMP(g_trac_initsvc, "IStepDispatcher: SP base Services Enabled: %d",
iv_spBaseServicesEnabled);
iv_mailboxEnabled = MBOX::mailbox_enabled();
TRACFCOMP(g_trac_initsvc, "IStepDispatcher: Mailbox Enabled: %d",
iv_mailboxEnabled);
if (iv_spBaseServicesEnabled)
{
// SP Base Services Enabled implies that HWSV is running. If this is
// true then the mailbox must be enabled
assert(iv_mailboxEnabled);
}
// Note that if SP Base Services are not enabled and the Mailbox is enabled
// then Cronus is sending messages to Hostboot.
clock_gettime(CLOCK_MONOTONIC, &iv_lastProgressMsgTime);
iv_msgQ = msg_q_create();
}
// ----------------------------------------------------------------------------
// ~IstepDispatcher()
// ----------------------------------------------------------------------------
IStepDispatcher::~IStepDispatcher ()
{
TRACFCOMP( g_trac_initsvc, ENTER_MRK "IStepDispatcher::~IStepDispatcher "
"destructor" );
// Singleton destructor gets run when module gets unloaded.
// The istepdispatcher module never gets unloaded. So rather to send a
// message to error log daemon and tell it to shutdow and delete
// the queue we will assert here because the destructor never gets
// call.
assert(0);
}
// ----------------------------------------------------------------------------
// IstepDispatcher::getTheInstance()
// ----------------------------------------------------------------------------
IStepDispatcher& IStepDispatcher::getTheInstance()
{
return Singleton<IStepDispatcher>::instance();
}
// ----------------------------------------------------------------------------
// IStepDispatcher::init()
// ----------------------------------------------------------------------------
void IStepDispatcher::init(errlHndl_t &io_rtaskRetErrl)
{
errlHndl_t err = NULL;
printk( "IStepDispatcher entry.\n" );
TRACFCOMP( g_trac_initsvc, "IStepDispatcher entry." );
// Read the and process the Hostboot configuration flags
BOOTCONFIG::readAndProcessBootConfig();
TARGETING::Target* l_pTopLevelTarget = NULL;
TARGETING::targetService().getTopLevelTarget(l_pTopLevelTarget);
assert(l_pTopLevelTarget != NULL );
do
{
//Need to get ATTR overides first if non FSP system
if(!iv_spBaseServicesEnabled)
{
PNOR::SectionInfo_t l_sectionInfo;
// Get temporary attribute overrides from pnor
err = PNOR::getSectionInfo(PNOR::ATTR_TMP, l_sectionInfo);
// Attr override sections are optional so just delete error
if (err)
{
delete err;
err = NULL;
}
else
{
TRACFCOMP(g_trac_initsvc,"init: processing temporary "
"overrides");
err = TARGETING::getAttrOverrides(l_sectionInfo);
if (err)
{
TRACFCOMP(g_trac_initsvc,"Failed getAttrOverrides: "
"getting temporary overrides");
break;
}
}
// Get permanent attribute overrides from pnor
err = PNOR::getSectionInfo(PNOR::ATTR_PERM, l_sectionInfo);
// Attr override sections are optional so just delete error
if (err)
{
delete err;
err = NULL;
}
else
{
TRACFCOMP(g_trac_initsvc,"init: processing permanent"
" overrides");
err = TARGETING::getAttrOverrides(l_sectionInfo);
if (err)
{
TRACFCOMP(g_trac_initsvc,"Failed getAttrOverrides: "
"getting permanent overrides");
break;
}
}
}
iv_istepMode = l_pTopLevelTarget->getAttr<TARGETING::ATTR_ISTEP_MODE>();
TRACFCOMP(g_trac_initsvc, "IStepDispatcher: IStep Mode: %d", iv_istepMode);
// Get tracelite setting from top level target attributes
TARGETING::Target* l_pSys = NULL;
TARGETING::targetService().getTopLevelTarget(l_pSys);
#ifdef CONFIG_INCLUDE_XML_OPENPOWER
uint8_t l_tlEnabled = l_pSys->getAttr<TARGETING::ATTR_OP_TRACE_LITE>();
TRACE::setTraceLite(l_tlEnabled);
#endif
//////////////////
// Send to console which SBE side we are currently on
//////////////////
SBE::sbeSeepromSide_t l_bootside = SBE::SBE_SEEPROM_INVALID;
TARGETING::Target * l_masterTarget = nullptr;
TARGETING::targetService().masterProcChipTargetHandle(l_masterTarget);
// NOTE: can't just call SBE::getSbeBootSeeprom(..) as it isn't loaded
uint64_t scomData = 0x0;
// Read PERV_SB_CS_SCOM 0x00050008
size_t op_size = sizeof(scomData);
err = deviceRead( l_masterTarget,
&scomData,
op_size,
DEVICE_SCOM_ADDRESS(PERV_SB_CS_SCOM) );
if( err )
{
TRACFCOMP( g_trac_initsvc, ERR_MRK"IStepDispatcher() - "
"Unable to find SBE boot side, Error "
"reading SB CS SCOM (0x%.8X) from Target :"
"HUID=0x%.8X, RC=0x%X, PLID=0x%lX",
PERV_SB_CS_SCOM, // 0x00050008
TARGETING::get_huid(l_masterTarget),
ERRL_GETRC_SAFE(err),
ERRL_GETPLID_SAFE(err));
err->collectTrace("INITSVC", 1024);
errlCommit(err, INITSVC_COMP_ID );
}
else
{
if(scomData & SBE::SBE_BOOT_SELECT_MASK)
{
l_bootside = SBE::SBE_SEEPROM1;
}
else
{
l_bootside = SBE::SBE_SEEPROM0;
}
TRACFCOMP( g_trac_initsvc,
INFO_MRK"IStepDispatcher(): SBE boot side %d for proc=%.8X",
l_bootside, TARGETING::get_huid(l_masterTarget) );
#ifdef CONFIG_CONSOLE
// Sending to console SBE side
CONSOLE::displayf( NULL,
"Booting from SBE side %d on master proc=%.8X",
l_bootside, TARGETING::get_huid(l_masterTarget) );
CONSOLE::flush();
#endif
}
////////////////
if(iv_mailboxEnabled)
{
// Register message Q with FSP Mailbox
err = MBOX::msgq_register( MBOX::HB_ISTEP_MSGQ, iv_msgQ );
if(err)
{
if (err->sev() == ERRORLOG::ERRL_SEV_INFORMATIONAL)
{
err->setSev(ERRORLOG::ERRL_SEV_UNRECOVERABLE);
}
TRACFCOMP(g_trac_initsvc,
"ERROR: Failed to register mailbox, terminating");
break;
}
}
#ifdef CONFIG_BMC_IPMI
//set ACPI power state
errlHndl_t err_ipmi = IPMI::setACPIPowerState();
if(err_ipmi)
{
TRACFCOMP(g_trac_initsvc,
"init: ERROR: IPMI set ACPI Power State Failed");
err_ipmi->collectTrace("INITSVC", 1024);
errlCommit(err_ipmi, INITSVC_COMP_ID );
}
#endif
if(iv_istepMode)
{
// In IStep mode (receive messages to run individual steps)
// always listen to debug interface. If on FSP this allows
// both HWSV, Cronus, and debug tools to control the IPL
TRACFCOMP(g_trac_initsvc, "IStep mode, start debug 'spless' interface");
tid_t spTaskTid = task_create(spTask, iv_msgQ);
assert(spTaskTid > 0);
// Call the message handler to handle messages from FSP or SPless
// user console, these messages include the IStep messages. This
// function never returns.
msgHndlr();
}
else
{
#ifdef CONFIG_BMC_IPMI
//run the ipmi watchdog in non istep mode only
errlHndl_t err_ipmi = IPMIWATCHDOG::setWatchDogTimer(
IPMIWATCHDOG::DEFAULT_WATCHDOG_COUNTDOWN);
if(err_ipmi)
{
TRACFCOMP(g_trac_initsvc,
"init: ERROR: Set IPMI watchdog Failed");
err_ipmi->collectTrace("INITSVC", 1024);
errlCommit(err_ipmi, INITSVC_COMP_ID );
}
#endif
// Non-IStep mode (run all isteps automatically)
if(iv_spBaseServicesEnabled)
{
// Base Services available. Figure out if HWSV has overrides
uint8_t l_attrOverridesExist = 0;
l_attrOverridesExist = l_pTopLevelTarget->
getAttr<TARGETING::ATTR_PLCK_IPL_ATTR_OVERRIDES_EXIST>();
if (l_attrOverridesExist && SECUREBOOT::allowAttrOverrides())
{
fapi2::theAttrOverrideSync().getAttrOverridesFromFsp();
}
// Start a new thread to handle non-IStep messages from the FSP
// (e.g. sync point reached)
tid_t msgHndlrTaskTid = task_create(startMsgHndlrThread, this);
assert(msgHndlrTaskTid > 0);
}
//Update Targeting in the Event Attribute Overrides apply to that logic
// This will refresh cached values for attrs like
// ATTR_HIDDEN_ERRLOGS_ENABLE
ERRORLOG::ErrlManager::errlResourceReady(ERRORLOG::TARG);
err = executeAllISteps();
if(err)
{
TRACFCOMP(g_trac_initsvc, "ERROR: Failed executing all isteps,"
" see %x for details", err->eid());
break;
}
// Send the potentially modified set of Attribute overrides and any
// Attributes to sync to the FSP
if(iv_spBaseServicesEnabled)
{
fapi2::theAttrOverrideSync().sendAttrOverridesAndSyncsToFsp();
}
}
} while(0);
TRACFCOMP( g_trac_initsvc, "IStepDispatcher finished.");
printk( "IStepDispatcher exit.\n" );
io_rtaskRetErrl = err;
}
// ----------------------------------------------------------------------------
// IStepDispatcher::executeAllISteps()
// ----------------------------------------------------------------------------
errlHndl_t IStepDispatcher::executeAllISteps()
{
errlHndl_t err = NULL;
uint32_t istep = 0;
uint32_t substep = 0;
bool l_doReconfig = false;
uint32_t numReconfigs = 0;
bool l_manufacturingMode = false;
// soft reconfig loops happen really fast
// and since for scale-out systems it only happens for istep 7
// there is no significant max time delay to recover the system
// because all in all other steps it will result in TI
const uint32_t MAX_NUM_RECONFIG_ATTEMPTS = 30;
TRACFCOMP(g_trac_initsvc, ENTER_MRK"IStepDispatcher::executeAllISteps()");
// Find out if in manufacturing mode
TARGETING::Target* l_pTopLevel = nullptr;
TARGETING::targetService().getTopLevelTarget(l_pTopLevel);
// Assert if we still have a nullptr target
assert(l_pTopLevel != nullptr,"IstepDispatcher::executeAllISteps()"
" expected top level target, but got nullptr.");
auto l_mnfgFlags =
l_pTopLevel->getAttr<TARGETING::ATTR_MNFG_FLAGS>();
// Check to see if SRC_TERM bit is set in MNFG flags
if (l_mnfgFlags & TARGETING::MNFG_FLAG_SRC_TERM)
{
TRACFCOMP(g_trac_initsvc, ERR_MRK"executeAllISteps:"
" In manufacturing mode");
l_manufacturingMode = true;
}
while (istep < MaxISteps)
{
substep = 0;
while (substep < g_isteps[istep].numitems)
{
if( iv_stopIpl == true )
{
#ifdef CONFIG_BMC_IPMI
// if we came in here and we are connected to a BMC, then
// we are in the process of an orderly shutdown, reset the
// watchdog to give ample time for the graceful shutdown
// to proceed.
errlHndl_t err_ipmi = IPMIWATCHDOG::resetWatchDogTimer();
if(err_ipmi)
{
TRACFCOMP(g_trac_initsvc,
"init: ERROR: reset IPMI watchdog Failed");
err_ipmi->collectTrace("INITSVC", 1024);
errlCommit(err_ipmi, INITSVC_COMP_ID );
}
#endif
stop();
}
err = doIstep(istep, substep, l_doReconfig);
if (l_doReconfig)
{
// Something occurred that requires a reconfig loop
TRACFCOMP(g_trac_initsvc, ERR_MRK"executeAllISteps:"
" Reconfig required after IStep %d:%d",
istep, substep);
// Find out if in MPIPL mode
bool l_MPIPLMode = false;
if (l_pTopLevel->getAttr<TARGETING::ATTR_IS_MPIPL_HB>())
{
TRACFCOMP(g_trac_initsvc, ERR_MRK"executeAllISteps:"
" In MPIPL mode");
l_MPIPLMode = true;
}
uint8_t newIstep = 0;
uint8_t newSubstep = 0;
if ((checkReconfig(istep, substep, newIstep, newSubstep)) &&
(numReconfigs < MAX_NUM_RECONFIG_ATTEMPTS) &&
(!l_manufacturingMode) &&
(!l_MPIPLMode) )
{
// Within the Reconfig Loop, going to loop back
// first, check to make sure we still have a bootable system
errlHndl_t l_errl = HWAS::checkMinimumHardware();
if (l_errl)
{
// non-bootable system - we want to return this error.
TRACFCOMP(g_trac_initsvc,
ERR_MRK"Error from checkMinimumHardware");
if (err == NULL)
{
err = l_errl;
l_errl = NULL;
}
else
{
// The IStep returned an error and this is likely
// the generic 'IStep failed' from the
// IStepError class; real errors detailing the
// failure have already been committed. Record the
// PLID and delete it if 'Istep failed' or
// commit it otherwised. This will be replaced by
// the checkMinimumHardware error with the same
// plid that matches the real errors
const uint32_t l_plid = err->plid();
if (ISTEP::RC_FAILURE == err->reasonCode())
{
delete err;
err = nullptr;
}
else
{
errlCommit(err, INITSVC_COMP_ID);
}
err = l_errl;
l_errl = NULL;
err->plid(l_plid);
}
// Break out of the istep loop with the error
break;
} // if error from checkMinimumHardware
// we have a bootable system, so loop back
numReconfigs++;
uint32_t l_plid = 0;
if (err)
{
// The IStep returned an error, This is the generic
// 'IStep failed' from the IStepError class, the real
// errors detailing the failure have already been
// committed. Record the PLID and delete it. This will
// be replaced by the ReconfigLoop info error with the
// same plid that matches the real errors
l_plid = err->plid();
delete err;
err = NULL;
}
// Create a new info error stating that a reconfig loop is
// about to be performed
uint64_t errWord = FOUR_UINT16_TO_UINT64(
istep, substep, newIstep, newSubstep);
/*@
* @errortype
* @reasoncode ISTEP_RECONFIG_LOOP_ENTERED
* @severity ERRORLOG::ERRL_SEV_INFORMATIONAL
* @moduleid ISTEP_INITSVC_MOD_ID
* @userdata1[0:15] Istep that failed
* @userdata1[16:31] Substep that failed
* @userdata1[32:47] Istep that reconfig looped back to
* @userdata1[48:63] Substep that reconfig looped back to
* @userdata2 The number of reconfigs loops tried
* @devdesc IStep failed and HW deconfigured.
* Looped back to an earlier istep
* (Reconfigure loop).
*/
err = new ERRORLOG::ErrlEntry(
ERRORLOG::ERRL_SEV_INFORMATIONAL,
ISTEP_INITSVC_MOD_ID,
ISTEP_RECONFIG_LOOP_ENTERED,
errWord,
numReconfigs);
err->collectTrace("HWAS_I", 1024);
if (l_plid != 0)
{
// Use the same plid as the IStep error
err->plid(l_plid);
}
errlCommit(err, INITSVC_COMP_ID);
istep = newIstep;
substep = newSubstep;
TRACFCOMP(g_trac_initsvc, ERR_MRK"executeAllISteps: "
"Reconfig Loop: Back to %d:%d",
istep, substep);
continue;
}
else
{
if (!err)
{
// Reconfig loop required, but the istep is either outside
// of the reconfig loop, too many reconfigs have been
// attempted, in manufacturing mode, or in MPIPL.
// Return an error to cause termination on FSP systems
if (iv_spBaseServicesEnabled)
{
err = failedDueToDeconfig(istep, substep,
newIstep, newSubstep);
}
else
{
#ifdef CONFIG_BMC_IPMI
// Check the newGardRecord instance variable
if(iv_newGardRecord)
{
// We have a new gard record committed. We need
// to increment the reboot count
uint16_t l_count = 0;
SENSOR::RebootCountSensor l_sensor;
// Read reboot count sensor
err = l_sensor.getRebootCount(l_count);
if (err)
{
TRACFCOMP(g_trac_initsvc, ERR_MRK"executeAllISteps: getRebootCount failed");
break;
}
// Increment reboot count
l_count++;
err = l_sensor.setRebootCount(l_count);
if (err)
{
TRACFCOMP(g_trac_initsvc, ERR_MRK"executeAllISteps: setRebootCount failed");
break;
}
}
else
{
// We are in a reconfig loop, but no new gard
// records have been set. We will not increment
// the reboot count.
TRACFCOMP(g_trac_initsvc, "Reconfig loop needed "
"but no new gard records were committed. Do "
"not increment reboot count.");
}
// Request BMC to do power cycle that sends shutdown
// and reset the host
requestReboot();
#endif
#ifdef CONFIG_CONSOLE
auto l_reconfigAttr =
l_pTopLevel->getAttr<TARGETING::ATTR_RECONFIGURE_LOOP>();
bool l_deconfig = false;
if( l_reconfigAttr ==
TARGETING::RECONFIGURE_LOOP_DECONFIGURE )
{
l_deconfig = true;
}
CONSOLE::displayf(NULL,
"System Shutting Down"
"To Perform Reconfiguration After %s",
l_deconfig ? "Deconfig" : "Recoverable Error" );
CONSOLE::flush();
#endif
#ifndef CONFIG_BMC_IPMI
shutdownDuringIpl();
#endif
}
}
// else return the error from doIstep
}
}
#ifdef CONFIG_BMC_IPMI
if(l_manufacturingMode &&
(ERRORLOG::ErrlManager::errlCommittedThisBoot()))
{
TRACFCOMP(g_trac_initsvc, "Manufacturing Mode is set and an "
"error log has been committed. Stopping the IPL.");
#ifdef CONFIG_CONSOLE
CONSOLE::displayf(NULL, "Manufacturing Mode is set and an "
"error log has been committed. Stopping the IPL.");
CONSOLE::flush();
#endif
// Turn off the watchdog so it doesn't trip
errlHndl_t err_ipmi = IPMIWATCHDOG::setWatchDogTimer(
IPMIWATCHDOG::DEFAULT_WATCHDOG_COUNTDOWN,
static_cast<uint8_t>
(IPMIWATCHDOG::DO_NOT_STOP |
IPMIWATCHDOG::BIOS_FRB2),
IPMIWATCHDOG::NO_ACTIONS); // do nothing
if(err_ipmi)
{
TRACFCOMP(g_trac_initsvc,
"init: ERROR: Failed to disable IPMI "
" watchdog");
err_ipmi->collectTrace("INITSVC");
errlCommit(err_ipmi, INITSVC_COMP_ID );
}
// Flush out the error logs so we can get as much info as
// possible
ERRORLOG::ErrlManager::callFlushErrorLogs();
// Quiesce new isteps, including external requests
(void)setStopIpl();
#ifdef CONFIG_HANG_ON_MFG_SRC_TERM
// Stop the IPL
stop();
#else
// Shutdown with a TI
doShutdown( SHUTDOWN_MFG_TERM );
#endif
}
#endif
if (err)
{
TRACFCOMP(g_trac_initsvc, ERR_MRK"executeAllISteps: "
"IStep Error on %d:%d", istep, substep);
break;
}
substep++;
}
if (err)
{
// Ensure severity reflects IPL will be terminated
if (err->sev() != ERRORLOG::ERRL_SEV_CRITICAL_SYS_TERM)
{
err->setSev(ERRORLOG::ERRL_SEV_UNRECOVERABLE);
}
break;
}
istep++;
}
TRACFCOMP(g_trac_initsvc, EXIT_MRK"IStepDispatcher::executeAllISteps()");
return err;
}
//-----------------------------------------------------------------------------
// IStepDispatcher::stop()
// ---------------------------------------------------------------------------
void IStepDispatcher::stop()
{
#ifdef CONFIG_CONSOLE
CONSOLE::displayf(NULL,"Stopping istep dispatcher");
CONSOLE::flush();
#endif
TRACFCOMP(g_trac_initsvc, "IStepDispatcher::stop() - Stopping istep"
"dispatcher.");
printk( "IStepDispatcher stopping" );
while(1)
{
task_yield();
}
}
// ----------------------------------------------------------------------------
// IStepDispatcher::doIstep()
// ----------------------------------------------------------------------------
errlHndl_t IStepDispatcher::doIstep(uint32_t i_istep,
uint32_t i_substep,
bool & o_doReconfig)
{
errlHndl_t err = NULL;
o_doReconfig = false;
// Get the Task Info for this step
const TaskInfo * theStep = findTaskInfo(i_istep, i_substep);
do {
// If the step has valid work to be done, then execute it.
if(NULL != theStep)
{
#ifdef CONFIG_P9_VPO_COMPILE //extra traces to printk for vpo debug
printk("doIstep: step %d, substep %d, "
"task %s\n", i_istep, i_substep, theStep->taskname);
#endif
TRACFCOMP(g_trac_initsvc,ENTER_MRK"doIstep: step %d, substep %d, "
"task %s", i_istep, i_substep, theStep->taskname);
#ifdef CONFIG_SECUREBOOT
if (SECUREBOOT::enabled())
{
auto nextIStepAllowed = iv_highestIStepDone;
auto nextSubstepAllowed = iv_highestSubstepDone;
auto rc = getNextIStep(nextIStepAllowed, nextSubstepAllowed);
if (rc && (i_istep > nextIStepAllowed ||
(i_istep == nextIStepAllowed &&
i_substep > nextSubstepAllowed))
)
{
TRACFCOMP(g_trac_initsvc,
ERR_MRK"doIstep: failed on requested step %d,"
" and substep %d, next allowed by secure boot is "
"step %d and substep %d", i_istep, i_substep,
nextIStepAllowed, nextSubstepAllowed);
/*@
* @errortype
* @reasoncode ISTEP_SKIP_ATTEMPTED
* @moduleid ISTEP_INITSVC_MOD_ID
* @userdata1[00:31] istep requested
* @userdata1[32:64] substep requested
* @userdata2[00:31] highest istep allowed
* @userdata2[32:64] highest substep allowed
* @devdesc Istep skip prevented in secure mode
* @custdesc An internal firmware error occured
*/
err = new ERRORLOG::ErrlEntry(
ERRORLOG::ERRL_SEV_INFORMATIONAL,
ISTEP_INITSVC_MOD_ID,
ISTEP_SKIP_ATTEMPTED,
TWO_UINT32_TO_UINT64(
i_istep,
i_substep),
TWO_UINT32_TO_UINT64(
nextIStepAllowed,
nextSubstepAllowed));
break;
}
}
#endif // CONFIG_SECUREBOOT
// Record current IStep, SubStep
mutex_lock(&iv_mutex);
iv_curIStep = i_istep;
iv_curSubStep = i_substep;
mutex_unlock(&iv_mutex);
// Send progress codes if in run-all mode
if (!iv_istepMode)
{
// If a shutdown request has been received
if (isShutdownRequested())
{
// Do not begin new IStep and shutdown
shutdownDuringIpl();
}
else
{
mutex_lock(&iv_mutex);
// Send Progress Code
err = this->sendProgressCode(false);
mutex_unlock(&iv_mutex);
if(err)
{
// Commit the error and continue
errlCommit(err, INITSVC_COMP_ID);
}
// Start progress thread, if not yet started
if (!iv_progressThreadStarted)
{
tid_t l_progTid = task_create(startProgressThread,this);
assert( l_progTid > 0 );
iv_progressThreadStarted = true;
}
}
}
if(iv_istepModulesLoaded != i_istep)
{
// unload the modules from the previous step
unLoadModules(iv_istepModulesLoaded);
// load modules for this step
loadModules(i_istep);
iv_istepModulesLoaded = i_istep;
}
// Zero ATTR_RECONFIGURE_LOOP
TARGETING::Target* l_pTopLevel = NULL;
TARGETING::targetService().getTopLevelTarget(l_pTopLevel);
l_pTopLevel->setAttr<TARGETING::ATTR_RECONFIGURE_LOOP>(0);
// Read ATTR_ISTEP_PAUSE_ENABLE attribute
TARGETING::ATTR_ISTEP_PAUSE_ENABLE_type l_istepPauseEn =
l_pTopLevel->getAttr<TARGETING::ATTR_ISTEP_PAUSE_ENABLE>();
// If istep pause is enabled then call istepPauseSet
if (l_istepPauseEn)
{
TRACFCOMP(g_trac_initsvc, INFO_MRK"doIstep: Pause before "
"istep is enabled");
istepPauseSet(i_istep, i_substep);
}
#ifdef CONFIG_BMC_IPMI
if(theStep->taskflags.fwprogtype != PHASE_NA)
{
SENSOR::FirmwareProgressSensor l_progressSensor;
errlHndl_t err_fwprog = l_progressSensor.setBootProgressPhase(
theStep->taskflags.fwprogtype);
if(err_fwprog)
{
TRACFCOMP(g_trac_initsvc,
"init: ERROR: Update FW Progress Phase Failed");
errlCommit(err_fwprog, INITSVC_COMP_ID);
}
}
#endif
err = InitService::getTheInstance().executeFn(theStep, NULL);
// flush contTrace immediately after each i_istep/substep returns
TRAC_FLUSH_BUFFERS();
// sync the attributes to fsp in single step mode but only after step 6
// is complete to allow discoverTargets() to run before the sync is done
if(iv_istepMode && (i_istep > HB_START_ISTEP))
{
if(isAttrSyncEnabled())
{
TRACFCOMP(g_trac_initsvc,
INFO_MRK"doIstep: sync attributes to FSP");
errlHndl_t l_errl = TARGETING::syncAllAttributesToFsp();
if(l_errl)
{
TRACFCOMP(g_trac_initsvc, ERR_MRK"doIstep: sync attributes"
" failed, see 0x%08X for details", l_errl->eid());
errlCommit(l_errl, INITSVC_COMP_ID);
}
}
}
if(err)
{
TRACFCOMP(g_trac_initsvc, ERR_MRK"doIstep: Istep failed, plid 0x%x",
err->plid());
// istep fails, sync attributes to FSP
if( INITSERVICE::spBaseServicesEnabled() )
{
TRACFCOMP(g_trac_initsvc, ERR_MRK"doIstep, Sync attributes to FSP");
errlHndl_t l_errl = TARGETING::syncAllAttributesToFsp();
if(l_errl)
{
TRACFCOMP(g_trac_initsvc, ERR_MRK"doIstep: Attribute syncing"
" failed see 0x%08X for details", l_errl->eid());
l_errl->setSev(ERRORLOG::ERRL_SEV_INFORMATIONAL);
errlCommit(l_errl, INITSVC_COMP_ID);
}
}
}
// Check for any attentions and invoke PRD for analysis
// if not in MPIPL mode
else if ((true == theStep->taskflags.check_attn) &&
(false == iv_mpiplMode))