ramoops: Add support for passing ramoops region through cb tables.

CQ-DEPEND=CL:228856
BUG=chrome-os-partner:33676
BRANCH=None
TEST=ramoops buffer verified on ryu.

Original-Change-Id: I29584f89ded0c22c4f255a40951a179b54761053
Original-Signed-off-by: Furquan Shaikh <furquan@google.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/228744
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Original-Commit-Queue: Furquan Shaikh <furquan@chromium.org>
Original-Tested-by: Furquan Shaikh <furquan@chromium.org>

(cherry picked from commit e8b2c8b75c)
Signed-off-by: Aaron Durbin <adurbin@chromium.org>

Change-Id: I5fdeb59056945a602584584edce9c782151ca8ea
Reviewed-on: http://review.coreboot.org/9442
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>

src/lib/coreboot_table.c

@@ -473,6 +473,10 @@ unsigned long write_coreboot_table(
 	/* Add board-specific table entries, if any. */
 	lb_board(head);
 
+#if IS_ENABLED(CONFIG_CHROMEOS_RAMOOPS)
+	lb_ramoops(head);
+#endif
+
 	/* Remember where my valid memory ranges are */
 	return lb_table_fini(head);
 }