chromeos: Add WiFi calibration CBMEM entry pointer to coreboot table

This patch adds plumbing necessary to ensure that the CBMEM WiFi
calibration blobs entry, if present, is referenced if the coreboot
table.

BRANCH=storm
BUG=chrome-os-partner:32611
TEST=none - the entry is not yet in the CBMEM

Change-Id: I04d52934ad1c5466d0d124b32df5ab17c0f59686
Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/225270
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

src/include/boot/coreboot_tables.h

@@ -233,6 +233,7 @@ struct lb_range {
 #define LB_TAG_CBMEM_CONSOLE	0x0017
 #define LB_TAG_MRC_CACHE	0x0018
 #define LB_TAG_ACPI_GNVS	0x0024
+#define LB_TAG_WIFI_CALIBRATION	0x0027
 struct lb_cbmem_ref {
 	uint32_t tag;
 	uint32_t size;

src/include/cbmem.h

@@ -50,6 +50,7 @@
 #define CBMEM_ID_ACPI		0x41435049
 #define CBMEM_ID_ACPI_GNVS	0x474e5653
 #define CBMEM_ID_ACPI_GNVS_PTR	0x474e5650
+#define CBMEM_ID_WIFI_CALIBRATION 0x57494649
 #define CBMEM_ID_CAR_GLOBALS	0xcac4e6a3
 #define CBMEM_ID_CBTABLE	0x43425442
 #define CBMEM_ID_CONSOLE	0x434f4e53
@@ -91,6 +92,7 @@ struct cbmem_id_to_name {
 	{ CBMEM_ID_ACPI,		"ACPI       " }, \
 	{ CBMEM_ID_ACPI_GNVS,		"ACPI GNVS  " }, \
 	{ CBMEM_ID_ACPI_GNVS_PTR,	"GNVS PTR   " }, \
+	{ CBMEM_ID_WIFI_CALIBRATION,	"WIFI CLBR  " }, \
 	{ CBMEM_ID_CAR_GLOBALS,		"CAR GLOBALS" }, \
 	{ CBMEM_ID_CBTABLE,		"COREBOOT   " }, \
 	{ CBMEM_ID_CONSOLE,		"CONSOLE    " }, \

src/lib/coreboot_table.c

@@ -282,6 +282,7 @@ static void add_cbmem_pointers(struct lb_header *header)
 		{CBMEM_ID_TIMESTAMP, LB_TAG_TIMESTAMPS},
 		{CBMEM_ID_CONSOLE, LB_TAG_CBMEM_CONSOLE},
 		{CBMEM_ID_ACPI_GNVS, LB_TAG_ACPI_GNVS},
+		{CBMEM_ID_WIFI_CALIBRATION, LB_TAG_WIFI_CALIBRATION}
 	};
 	int i;