nfit, tools/testing/nvdimm: add format interface code definitions

ACPI 6.1 and JEDEC Annex L Release 3 formalize the format interface
code.  Add definitions and update their usage in the unit test.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
diff --git a/tools/testing/nvdimm/test/nfit.c b/tools/testing/nvdimm/test/nfit.c
index b3281dc..6e831c4 100644
--- a/tools/testing/nvdimm/test/nfit.c
+++ b/tools/testing/nvdimm/test/nfit.c
@@ -823,6 +823,7 @@
 	dcr->device_id = 0;
 	dcr->revision_id = 1;
 	dcr->serial_number = ~handle[0];
+	dcr->code = NFIT_FIC_BLK;
 	dcr->windows = 1;
 	dcr->window_size = DCR_SIZE;
 	dcr->command_offset = 0;
@@ -839,6 +840,7 @@
 	dcr->device_id = 0;
 	dcr->revision_id = 1;
 	dcr->serial_number = ~handle[1];
+	dcr->code = NFIT_FIC_BLK;
 	dcr->windows = 1;
 	dcr->window_size = DCR_SIZE;
 	dcr->command_offset = 0;
@@ -855,6 +857,7 @@
 	dcr->device_id = 0;
 	dcr->revision_id = 1;
 	dcr->serial_number = ~handle[2];
+	dcr->code = NFIT_FIC_BLK;
 	dcr->windows = 1;
 	dcr->window_size = DCR_SIZE;
 	dcr->command_offset = 0;
@@ -871,6 +874,7 @@
 	dcr->device_id = 0;
 	dcr->revision_id = 1;
 	dcr->serial_number = ~handle[3];
+	dcr->code = NFIT_FIC_BLK;
 	dcr->windows = 1;
 	dcr->window_size = DCR_SIZE;
 	dcr->command_offset = 0;
@@ -967,6 +971,7 @@
 		dcr->device_id = 0;
 		dcr->revision_id = 1;
 		dcr->serial_number = ~handle[4];
+		dcr->code = NFIT_FIC_BLK;
 		dcr->windows = 1;
 		dcr->window_size = DCR_SIZE;
 		dcr->command_offset = 0;
@@ -1136,7 +1141,7 @@
 	dcr->device_id = 0;
 	dcr->revision_id = 1;
 	dcr->serial_number = ~0;
-	dcr->code = 0x201;
+	dcr->code = NFIT_FIC_BYTE;
 	dcr->windows = 0;
 	dcr->window_size = 0;
 	dcr->command_offset = 0;