#undef CONFIG_BOOTARGS
 
+#define xstr(s) str(s)
+#define str(s) #s
+
 #define        CONFIG_EXTRA_ENV_SETTINGS                                       \
        "netdev=eth0\0"                                                 \
        "hostname=katmai\0"                                             \
        "ramdisk_addr=fff20000\0"                                       \
        "initrd_high=30000000\0"                                        \
        "load=tftp 200000 katmai/u-boot.bin\0"                          \
-       "update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;"   \
-               "cp.b ${fileaddr} fffc0000 ${filesize};"                \
+       "update=protect off " xstr(CFG_MONITOR_BASE) " FFFFFFFF;"       \
+               "era " xstr(CFG_MONITOR_BASE) " FFFFFFFF;"              \
+               "cp.b ${fileaddr} " xstr(CFG_MONITOR_BASE) " ${filesize};" \
                "setenv filesize;saveenv\0"                             \
        "upd=run load update\0"                                         \
        "kozio=bootm ffc60000\0"                                        \