lib: acpi: add support for MAD table and DMAR table

add support for retrieve MAD and DMAR table information. Provided
two new interface namely acpi_dmar_entry_get() and acpi_drhd_get()
for retrieve DMA Remapping Reporting and DMA-remapping hardware
unit definition (DRDH).

Signed-off-by: Najumon B.A <najumon.ba@intel.com>
6 files changed