aboot: Store unlock and rooted flag on NAND and eMMC.

-- Add 'fastboot oem unlock' command.
-- Add support to store ulock and rooted flags on disk.
-- Add support to reset rooted flag on request from recovery partition.

Change-Id: I9dc5c13f69a266ff6c81cc7157b43a975fbbf9e0
diff --git a/target/msm7630_surf/init.c b/target/msm7630_surf/init.c
index c89c252..675653b 100644
--- a/target/msm7630_surf/init.c
+++ b/target/msm7630_surf/init.c
@@ -87,6 +87,11 @@
 	},
 	{
 		.start = DIFF_START_ADDR,
+		.length = 1 /* In MB */,
+		.name = "devinfo",
+	},
+	{
+		.start = DIFF_START_ADDR,
 		.length = VARIABLE_LENGTH,
 		.name = "userdata",
 	},