* Enabled password check on RMU board

* Fix configuration problem with IceCube in LOWBOOT configuration:
  environment got embedded, corrupting the image layout.

CHANGELOG

@@ -2,6 +2,13 @@
 Changes since U-Boot 1.0.0:
 ======================================================================
 
+* Enabled password check on RMU board
+
+* Fix configuration problem with IceCube in LOWBOOT configuration:
+  envrionment got embedded, corrupting the image layout.
+
+* Fix NEC display names (it's 6440 [for 640x480], not 6640).
+
 * Added BMS2003 board
   add support for NEC NL6448BC33-54. 10.4", 640x480 TFT display
 

include/configs/IceCube.h

@@ -206,7 +206,7 @@
 #   define CFG_RAMBOOT		1
 #endif
 
-#define CFG_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor	*/
+#define CFG_MONITOR_LEN		(192 << 10)	/* Reserve 192 kB for Monitor	*/
 #define CFG_MALLOC_LEN		(128 << 10)	/* Reserve 128 kB for malloc()	*/
 #define CFG_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */
 

include/configs/rmu.h

@@ -99,6 +99,10 @@
 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
 #include <cmd_confdefs.h>
 
+#define	CONFIG_AUTOBOOT_KEYED		/* Enable password protection */
+#define	CONFIG_AUTOBOOT_PROMPT		"\nEnter password - autoboot in %d sec...\n"
+#define	CONFIG_AUTOBOOT_DELAY_STR	"system"
+
 /*
  * Miscellaneous configurable options
  */