diff options
Diffstat (limited to 'src/usr/hwas/hwasPlatDeconfigGard.C')
| -rw-r--r-- | src/usr/hwas/hwasPlatDeconfigGard.C | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/src/usr/hwas/hwasPlatDeconfigGard.C b/src/usr/hwas/hwasPlatDeconfigGard.C index 920f69ef2..419ac3cdf 100644 --- a/src/usr/hwas/hwasPlatDeconfigGard.C +++ b/src/usr/hwas/hwasPlatDeconfigGard.C @@ -50,6 +50,13 @@ #include <runtime/interface.h> // g_hostInterfaces #include <runtime/hbrt_utilities.H> // createGenericFspMsg #include <util/runtime/rt_fwreq_helper.H> // firmware_request_helper +#include <errl/errludtarget.H> + +// includes to support the fapi2 hwp call in +// platDeconfigureTargetAtRuntime() +#include <fapi2/target.H> +#include <p9_update_ec_eq_state.H> +#include <fapi2/plat_hwp_invoker.H> #endif #ifdef CONFIG_TPMDD @@ -713,4 +720,151 @@ errlHndl_t hwasError(const uint8_t i_sev, return l_pErr; } +#ifdef __HOSTBOOT_RUNTIME +/******************************************************************************/ +// platDeconfigureTargetAtRuntime +/******************************************************************************/ +errlHndl_t DeconfigGard::platDeconfigureTargetAtRuntime( + TARGETING::ConstTargetHandle_t const i_pTarget, + const DeconfigureFlags i_deconfigureAction, + const errlHndl_t i_deconfigErrl) +{ + + HWAS_INF(">>>platDeconfigureTargetAtRuntime()"); + + errlHndl_t l_errl = nullptr; + + do + { + if( i_pTarget == nullptr ) + { + HWAS_ERR("Target is NULL."); + /*@ + * @errortype + * @moduleid MOD_RUNTIME_DECONFIG + * @reasoncode RC_NULL_TARGET + * @devdesc Target is NULL + * @custdesc Host Firmware encountered an internal + * error + */ + l_errl = hwasError(ERRORLOG::ERRL_SEV_UNRECOVERABLE, + HWAS::MOD_RUNTIME_DECONFIG, + HWAS::RC_NULL_TARGET,0,0); + + break; + } + + if(i_pTarget->getAttr<TARGETING::ATTR_TYPE>() != + TARGETING::TYPE_CORE) + { + // only supporting cores + /*@ + * @errortype + * @moduleid MOD_RUNTIME_DECONFIG + * @reasoncode RC_INVALID_TARGET + * @devdesc Target is not a TYPE_CORE + * userdata1 target huid + * @custdesc Host Firmware encountered an internal + * error + */ + l_errl = hwasError(ERRORLOG::ERRL_SEV_UNRECOVERABLE, + HWAS::MOD_RUNTIME_DECONFIG, + HWAS::RC_INVALID_TARGET,get_huid(i_pTarget),0); + break; + } + + + switch(i_deconfigureAction) + { + case DeconfigGard::FULLY_AT_RUNTIME: + + HWAS_INF(" Deconfig action FULLY_AT_RUNTIME :0x%08X", + DeconfigGard::FULLY_AT_RUNTIME); + + break; + + default: + HWAS_ERR("Caller passed invalid DeconfigAction: 0x%08X", + i_deconfigureAction); + /*@ + * @errortype + * @moduleid MOD_RUNTIME_DECONFIG + * @reasoncode RC_INVALID_PARAM + * @userdata1 HUID of the target + * @userdata2 Target type + * @userdata3 Target class + * @userdata4 Deconfig Action + * @devdesc Caller passed invalid deconfigure action + * @custdesc Host firmware encountered an + * internal error + */ + l_errl = hwasError(ERRORLOG::ERRL_SEV_UNRECOVERABLE, + HWAS::MOD_RUNTIME_DECONFIG, + HWAS::RC_INVALID_PARAM,0,0); + + break; + } + + }while(0); + + if(l_errl == nullptr) + { + uint32_t l_deconfigReason = (i_deconfigErrl) ? i_deconfigErrl->eid() : + DeconfigGard::DECONFIGURED_BY_PRD; + + HWAS_INF("deconfigureTargetAtRuntime() - " + "Input Target HUID:0x%08X Deconfig Action" + " 0x%08X deconfigReason:0x%08X", + get_huid(i_pTarget),i_deconfigureAction, + l_deconfigReason); + + + bool l_isTargetDeconfigured = false; + // deconfigureTarget() checks for targets that can be deconfigured at + // runtime + l_errl = theDeconfigGard().deconfigureTarget( + const_cast<TARGETING::Target&>(*i_pTarget), + l_deconfigReason, + &l_isTargetDeconfigured, + i_deconfigureAction); + + if(l_errl == nullptr && l_isTargetDeconfigured) + { + HWAS_INF("platDeconfigureTargetAtRuntime() - " + "deconfigure successful"); + + TARGETING::TYPE l_type = TARGETING::TYPE_PROC; + const TARGETING::Target * l_parent = + TARGETING::getParent(i_pTarget,l_type); + // get the parent proc and call the hwp to alert + // pm not to attempt to manage this core anymore + const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP> + l_proc(const_cast<TARGETING::Target *>(l_parent)); + + HWAS_INF("platDeconfigureTargetAtRuntime() - " + "calling p9_update_ec_eq_state"); + FAPI_INVOKE_HWP( l_errl,p9_update_ec_eq_state,l_proc); + + if(l_errl) + { + HWAS_ERR("platDeconfigureTargetAtRuntime() - " + "call to p9_update_ec_eq_state() failed on proc " + "with HUID : %d",TARGETING::get_huid(l_proc)); + ERRORLOG::ErrlUserDetailsTarget(l_proc).addToLog(l_errl); + } + + } + else + { + HWAS_INF("platDeconfigureTargetAtRuntime() - deconfigure failed"); + } + } + HWAS_INF(">>>platDeconfigureTargetAtRuntime()" ); + + return l_errl ; +} + +#endif // __HOSTBOOT_RUNTIME + + } // namespace HWAS |
