Dell Edge Gateway 5200 User's Guide

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TPM 2.0 Configuration

Table 1. TPM 2.0 ConfigurationTPM 2.0 Configuration
Parameter	Settings	Description
Security Device Support	Disable, Enable	Enables or disables BIOS support for a security device. The OS does not show the security device. TCG EFI protocol and INT1A interface is not available.
SHA-1 PCR Bank	Disabled, Enabled	Enable or disable SHA-1 PCR Bank.
SHA256 PCR Bank	Disabled, Enabled	Enable or disable SHA256 PCR Bank.
Pending operation	None, TPM Clear	Schedule an operation for the security device. The computer reboots during restart to change the state of the security device.
Platform Hierarchy	Disabled, Enabled	Enable or disable Platform Hierarchy.
Storage Hierarchy	Disabled, Enabled	Enable or disable Storage Hierarchy.
Endorsement Hierarchy	Disabled, Enabled	Enable or disable Endorsement Hierarchy.
TPM2.0 UEFI Spec Version	TCG_1_2, TCG_2	Select the TCG2 Spec version support.
Physical Presence Spec Version	1.2, 1.3	Select to tell the operating system to support PPI Spec Version 1.2 or 1.3. Some HCK tests might not support 1.3.
PH Randomization	Disabled, Enabled	Enables or disables Platform Hierarchy randomization. Do not enable in production platforms. This is for development testing. Override ChangePlatformAuth ELINK for production platforms supporting TXT.
Device Select	TPM 1.2, TPM 2.0, Auto	TPM 1.2 restricts support to TPM 1.2 devices. TPM 2.0 restricts support to TPM 2.0 devices. Auto supports both with the default set to TPM 2.0 devices. If not found, TPM 1.2 devices are enumerated.