ccp: driver for the RNG part of CCP on AMD

the entropy source is read every second and pushed to the PRNG.
the PCI device is tested, not the ACPI.

Change-Id: I9bb6b21c7189b28a1d8a624d83b33ff6682152dc
Reviewed-on: https://review.haiku-os.org/c/haiku/+/5825
Tested-by: Commit checker robot <no-reply+buildbot@haiku-os.org>
Reviewed-by: Jérôme Duval <jerome.duval@gmail.com>