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34
ET880 Series
User’s Manual
4.4.4
Trusted Computing
BIOS Setting
Description
Security Device
Support
Enables / Disables BIOS support for security
device. OS will not show security device. TCG
EFI protocol and INTIA interface will not be
available.
SHA-1 PCR Bank
Enables / Disables SHA-1 PCR Bank.
SHA256 PCR Bank
Enables / Disables SHA256 PCR Bank.
Pending operation
Schedule an operation for the security device.
Note: Your computer will reboot during restart in
order to change state of security device.
Platform Hierarchy
Enables / Disables platform hierarchy.
Storage/ Endorsement
Hierarchy
Enables / Disables storage/endorsement
hierarchy.
TPM2.0 UEFI Spec
Version
Selects the supported TCG version based o your
OS.
TCG_1_2:
supports Windows 8 /10.
TCG_2:
supports new TCG2 protocol and event format for
Windows 10 or later.
Physical Presence
Spec Version
Selects to show the PPI Spec Version (1.2 or 1.3)
that the OS supports.
Note:
Some HCK tests
might not support 1.3.
Device Select
TPM 1.2
will restrict support to TPM 1.2 devices
only.
TPM 2.0
will restrict support to TPM 2.0
devices only.
•
Auto
will support both with the default being
set to TPM 2.0 deices if not found, and TPM
1.2 device will be enumerated.
Summary of Contents for ET880 Series
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