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Super X13DDW-A User's Manual
PPIN Control
Select Unlock/Enable to use the Protected Processor Inventory Number (PPIN) in the system.
The PPIN is a unique number set for tracking a given Intel Xeon server processor. The options
are Lock/Disable and Unlock/Enable.
AES-NI
Select Enable to use the Intel Advanced Encryption Standard (AES) New Instructions (NI) to
ensure data security. The options are Disable and Enable.
Limit CPU PA to 46 Bits
Select Enable to limit CPU physical address to 46 bits to support the older Hyper-v CPU
platform. The options are Disable and Enable.
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TME, TME-MT, TDX
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Memory Encryption (TME) (Available when your CPU supports Intel TME)
Select Enabled for Intel Total Memory Encryption (TME) support to enhance memory data
security. The options are Disabled and Enabled.
Total Memory Encryption (TME) Bypass (Available when "Memory Encryption (TME)"
is set to Enabled)
Use this feature to disable/enable the TME function for physical memory protection. The
options are Auto, Disabled, and Enabled.
Total Memory Encryption Multi-Tenant (TME-MT) (Available when "Memory
Encryption (TME)" is set to Enabled and when "Limit CPU PA to 46 Bits" is set to
Disable)
Use this feature to support tenant-provided (SW-provided) keys. The options are Disabled
and Enabled.
Memory Integrity (Available when both "Memory Encryption (TME)" and "Total
Memory Encryption Multi-Tenant (TME-MT)" are set to Enabled and when "Limit CPU
PA to 46 Bits" is set to Disable)
Use this feature to enable TME-MT memory integrity protection for memory transactions. The
options are Disabled and Enabled.
Key stock amount (Available
when "Memory Encryption (TME)" is set to Enabled)
Use this feature to set the number of unique keys per system, which also indicates the number
of tenants per platform. The default setting is 63.
TME-MT key ID bits
(Available when "Memory Encryption (TME)" is set to Enabled)
Use this feature to set the number of bits for each key ID. The default setting is 6.
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