diff options
Diffstat (limited to 'src/usr/secureboot/ext/service_ext.C')
| -rw-r--r-- | src/usr/secureboot/ext/service_ext.C | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/src/usr/secureboot/ext/service_ext.C b/src/usr/secureboot/ext/service_ext.C new file mode 100644 index 000000000..1f8595a71 --- /dev/null +++ b/src/usr/secureboot/ext/service_ext.C @@ -0,0 +1,105 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/usr/secureboot/ext/service_ext.C $ */ +/* */ +/* OpenPOWER HostBoot Project */ +/* */ +/* Contributors Listed Below - COPYRIGHT 2018 */ +/* [+] 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 */ +#include <secureboot/service_ext.H> +#include <targeting/common/util.H> +#include <targeting/common/target.H> +#include <errl/errlentry.H> +#include <errl/errlmanager.H> +#include <errl/errludtarget.H> +#include <secureboot/secure_reasoncodes.H> + +#include "../common/securetrace.H" + +#include <fapi2.H> +#include <fapi2/plat_hwp_invoker.H> + +#include <p9_update_security_ctrl.H> +#include <config.h> + +namespace SECUREBOOT +{ + +void lockAbusSecMailboxes() +{ +#ifdef CONFIG_TPMDD + errlHndl_t l_errl = nullptr; + TARGETING::TargetHandleList l_procs; + getAllChips(l_procs, TARGETING::TYPE_PROC, true); + + auto l_pProc = l_procs.begin(); + while(l_pProc != l_procs.end()) + { + const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>l_fapiProc(*l_pProc); + FAPI_INVOKE_HWP(l_errl, + p9_update_security_ctrl, + l_fapiProc, + false, // do not force security + true); // lock down Abus mailboxes + + if(l_errl) + { + SB_ERR("lockAbusSecMailboxes: p9_update_security_ctrl failed for" + " proc 0x%X!. Deconfiguring the proc.", + TARGETING::get_huid(*l_pProc)); + + auto l_plid = l_errl->plid(); + + ERRORLOG::ErrlUserDetailsTarget(*l_pProc).addToLog(l_errl); + ERRORLOG::errlCommit(l_errl, SECURE_COMP_ID); + + /* + * @errortype + * @reasoncode RC_LOCK_MAILBOXES_FAILED + * @moduleid MOD_LOCK_ABUS_SEC_MAILBOXES + * @userdata1 Target HUID + * @devdesc Failed to lock Abus secure mailboxes + * on target processor. + * @custdesc Secure Boot failure + */ + l_errl = new ERRORLOG::ErrlEntry(ERRORLOG::ERRL_SEV_UNRECOVERABLE, + SECUREBOOT::MOD_LOCK_ABUS_SEC_MAILBOXES, + SECUREBOOT::RC_LOCK_MAILBOXES_FAILED, + TARGETING::get_huid(*l_pProc), + 0, + true); + l_errl->addHwCallout(*l_pProc, + HWAS::SRCI_PRIORITY_LOW, + HWAS::DELAYED_DECONFIG, + HWAS::GARD_NULL); + l_errl->collectTrace(SECURE_COMP_NAME); + l_errl->collectTrace(FAPI_TRACE_NAME); + l_errl->plid(l_plid); + ERRORLOG::ErrlUserDetailsTarget(*l_pProc).addToLog(l_errl); + + ERRORLOG::errlCommit(l_errl, SECURE_COMP_ID); + } + + ++l_pProc; + + } // while +#endif +} + +} // namespace SECUREBOOT |
