Compaq Extension manual Software extensions, TPM support, Smart Battery Bios support

6 Software extensions

6 Software extensions

6.1TPM support

Trusted Computing is a technology developed and promoted by the Trusted Computing Group (TCG). The term is taken from the field of trusted systems and has a specialized meaning. "Trusted computing" means that the computer will consistently behave in specific ways and those behaviors will be enforced by hardware and software.

Trusted computing encompasses five key technology concepts, of which all are required for a fully trusted system.

￿Endorsement Key

￿Secure Input and Output

￿Memory curtaining / Protected execution

￿Sealed storage

￿Remote attestation

COM Express™ Extension COMs are designed to support basic TPM features.

(more information: TBD)

COM Express™ Extension COMs are compliant to TCG 1.2. That includes efficient processing of hash and RSA algorithms with key length up to 2048bit and random generator.

This technology is necessary for all security -sensitive applications such as those for the gaming and e- commerce industries.

6.2Smart Battery BIOS support

The BIOS supports smart battery to monitor the actual battery state on your system.

MARS is a Smart Battery reference System that is able to control up to two Smart batteries. The reference system will be implemented on a customized carrier board. The core of the SBS MARS is a dual Smart Battery System Manager. Additionally, the system contains a buck-boost converter at the input side, a dual buck converter and a buck-boost converter at the output side. There is also a CPLD used in MARS to get the functionality of an ATX power supply and for additional tasks.

Copyright © COM Express™ Extension

19

Specification Rev 013