Supermicro C9Z490-PG, Руководство пользователя

Страница: 95 / 142

Chapter 4: UEFI BIOS
95
*If this feature of SGX is set to Enabled, the following features will become available
for configuration:
Select Owner EPOCH Input Type
There are three Owner EPOCH modes (each EPOCH is 64 bit). The options are No Change
in Owner EPOCHs , Change to New Random Owner EPOCH, and Manual User Defined
Owner EPOCHs.
*If this feature of Select Owner EPOCH Input Type is set to Manual User Defined
Owner EPOCHs, the following features will become available for configuration:
Software Guard Extensions Epoch 0
Enter a numeric value for this feature. The default is 0 .
Software Guard Extensions Epoch 1
Enter a numeric value for this feature. The default is 0 .
PRMRR Size
The BIOS must reserve a contiguous region of Processor Reserved Memory (PRM) in the
Processor Reserved Memory Range Register (PRMRR). The options are 32MB, 64MB,
and
128MB .
*If this feature of SGX is set to Software Controlled, the following feature will become
available for configuration:
Select Owner EPOCH Input Type
There are three Owner EPOCH modes (each EPOCH is 64 bit). The options are No Change
in Owner EPOCHs , Change to New Random Owner EPOCH, and Manual User Defined
Owner EPOCHs.
*If this feature of Select Owner EPOCH Input Type is set to Manual User Defined
Owner EPOCHs, the following features will become available for configuration:
Software Guard Extensions Epoch 0
Enter a numeric value for this feature. The default is 0 .
Software Guard Extensions Epoch 1
Enter a numeric value for this feature. The default is 0 .