--- elwix/ALFA_N2.txt	2014/01/20 00:04:35	1.1.2.1
+++ elwix/ALFA_N2.txt	2014/01/21 22:51:27	1.1.2.2
@@ -1,5 +1,13 @@
 u-boot
 
+u-boot map::
+0x00000000 - 0x00040000 u-boot (256KB)
+0x00040000 - 0x00050000 u-boot-env (64KB)
+0x00050000 - 0x00650000 rootfs (6291456)
+0x00650000 - 0x007E0000 uImage (1638400)
+0x007E0000 - 0x007F0000 nvram (64KB)
+0x007F0000 - 0x00800000 ART (64KB)
+
 1. update kernel
 tftp 0x81000000 kernel.lzma.uImage
 era 0x9F650000 +0x190000