Bugzilla: 3697 (https://bugzilla.tianocore.org/show_bug.cgi?id=3697) Update the PPTT generator with the CacheId field as defined in table 5.140 of the ACPI 6.4 specification. Also add validations to ensure that the cache id generated is unique. Signed-off-by: Chris Jones <christopher.jones@arm.com> Reviewed-by: Sami Mujawar <sami.mujawar@arm.com>