diff options
Diffstat (limited to 'src/include/usr/secureboot/smf_utils.H')
| -rw-r--r-- | src/include/usr/secureboot/smf_utils.H | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/src/include/usr/secureboot/smf_utils.H b/src/include/usr/secureboot/smf_utils.H new file mode 100644 index 000000000..554f8affe --- /dev/null +++ b/src/include/usr/secureboot/smf_utils.H @@ -0,0 +1,62 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/include/usr/secureboot/smf_utils.H $ */ +/* */ +/* 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 */ +#ifndef __SMF_UTILS_H +#define __SMF_UTILS_H + +#include <stdint.h> +#include <errl/errlentry.H> + +namespace SECUREBOOT +{ + +namespace SMF +{ + +// HW limitations dictate that SMF memory needs to be a power-of-two +// multiple of 256MB starting with 256MB. +extern const uint64_t MIN_SMF_MEMORY_AMT; + +/** + * @brief Checks whether SMF mode is enabled on the system + * + * @return true: SMF is enabled; false: SMF is disabled. + */ +bool isSmfEnabled(); + +/** + * @brief Checks whether the system has the correct risk level to + * support SMF: SMF is supported on Axone by default or on + * NIMBUS or CUMULUS with risk level >= 4. + * + * @return nullptr: the current system supports SMF + * non-nullptr: an internal error occurred or the system + * does not support SMF + */ +errlHndl_t checkRiskLevelForSmf(); + +} // namespace SMF + +} // namespace SECUREBOOT +#endif |
