• Use the headers from ACPI-CA to define various constants and structures for table layouts, etc. rather than homerolling our own structures and constants in acpidump.h.
• Verify the extended checksum on the RSDP.
• Handle new ACPI 3.0 fields in MADT including X2APIC entries and UIDs for local SAPICs.
• Add handling for new ACPI 3.0 flags in the FADT.

Reviewed by: jkim
MFC after: 1 month