Reference Guide

--tpmactivation
Valid Argument activate, deactivated
Description Remotely activates the TPM depending on certain security criteria. The deactivated option is a
read-only argument for reporting the current activation state of the TPM.
To activate TPM,
• Password must be set
• TPM must not be owned
• TPM must be deactivated
For more information, see Dell Command | Congure User’s Guide at dell.com/
dellclientcommandsuitemanuals.
For more information, see Dell Command | Congure User’s Guide.
--tpmclear
Valid Argument enable, disable
Description When you enable tpmclear, TPM ownership is cleared at the next boot, and the system rmware
sets the value of tpmclear to disabled. When you disable tpmclear, TPM ownership remains
unchanged.
NOTE:
You cannot enable or disable this feature using Dell Command | Congure.
--tpmhashalgo
Valid Argument
sha1, sha256, sha384, sha512
Description Sets the hash algorithm used for TPM 2.0 measurements.
• sha1 — Sets hash algorithm to SHA-1
• sha256 — Sets hash algorithm to SHA-256
• sha384 — Sets hash algorithm to SHA-384
• sha512 — Sets hash algorithm to SHA-512
NOTE: This value cannot be changed if TPM is already owned.
--tpmppiacpi
Valid Argument
enable, disable
Description Enables or disables the Physical Presence Interface (PPI) commands for TPM ACPI.
--tpmppiclearoverride
Valid Argument
enable, disable
Description
When enabled, tpmppiclearoverride, performing the TPM clear command within operating system
does not require user's interaction. When disabled, performing the TPM clear command within
operating system requires user's interaction.
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