ACPICA: iASL: Finish support for the IVRS ACPI table

1) Add compiler support for IVRS.
 2) Update disassembler support for IVRS.
 3) Add a new utility, ut_is_id_integer to determine if a HID/CID is
    an integer or a string.

ACPICA commit 7eb0b770cb0efcf089cb217b5f8bafc0c6395a3d

Link: https://github.com/acpica/acpica/commit/7eb0b770
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Erik Kaneda <erik.kaneda@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

include/acpi/actbl2.h

@@ -447,6 +447,12 @@ struct acpi_ivrs_device_hid {
 	u8 uid_length;
 };
 
+/* Values for uid_type above */
+
+#define ACPI_IVRS_UID_NOT_PRESENT   0
+#define ACPI_IVRS_UID_IS_INTEGER    1
+#define ACPI_IVRS_UID_IS_STRING     2
+
 /* 0x20, 0x21, 0x22: I/O Virtualization Memory Definition Block (IVMD) */
 
 struct acpi_ivrs_memory {