December 2007
Intermediate to advanced
384 pages
9h 30m
English
book
A Practical Guide to Trusted Computing
by David Challener, Kent Yoder, Ryan Catherman, David Safford, Leendert Van Doorn
Content preview from A Practical Guide to Trusted Computing
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Chapter 4
Writing a TPM Device Driver
The Trusted Platform Module (TPM) is in essence a passive storage device that is hard mounted on the motherboard. The TPM is attached to the Low Pin Count (LPC) bus, a low-pin count bus, which is also used for attaching the system BIOS Flash memory. This ensures that the TPM device is available during the early system bootstrap before any other device is initialized.
Communication with the TPM is typically handled by the TCG device driver library (TDDL), and its interface is defined by the TSS (TCG Software Stack) specification. This library typically communicates with a device driver inside the kernel, and this device driver communicates with the actual TPM device.
There are currently two different TPM ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.