Chapter 5: UEFI BIOS (for EPYC 7002 Series)
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Secure Boot
This option allows you specify when the Platform Key (PK) is enrolled. When enabled, the
System Mode is user deployed, and the CSM function is disabled. Options include Enabled
and Disabled.
Secure Boot Mode
Use this item to select the secure boot mode. The options are Standard and Custom.
CSM Support
Select Enabled to support the EFI Compatibility Support Module (CSM), which provides
compatibility support for traditional legacy BIOS for system boot. The options are Disabled
and Enabled.
Key Management
This submenu allows the user to congure the following Key Management settings.
Install Factory Default Keys
Select Yes to install all default secure keys set by the manufacturer. The options are Yes and No.
Enroll EFI Image
This allows the image to run in Secure Boot Mode, and enroll SHA256 hash of the binary into an
Authorized Signature Database (db).
Save All Secure Boot Variables
This feature allows the user to decide if all secure boot variables should be saved.
Platform Key (PK)
This feature allows the user to congure the settings of the platform keys.
Set New Key
Select Yes to load the new platform keys (PK) from the manufacturer's defaults. Select No to load
the platform keys from a le. The options are Yes and No.
Provision Factory Default Keys
Select Enabled to install the default Secure-Boot keys set by the manufacturer. The options are
Disabled and Enabled.
Key Exchange Keys
Set New Key
Select Yes to load the KEK from the manufacturer's defaults. Select No to load the KEK from a
le. The options are Yes and No.
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