IceCube.h: update configuration

Increase malloc size,
enable command line editing and history,
enable hush shell.

Signed-off-by: Wolfgang Denk <wd@denx.de>

include/configs/IceCube.h

@@ -280,7 +280,7 @@
 #endif
 
 #define CONFIG_SYS_MONITOR_LEN		(192 << 10)	/* Reserve 192 kB for Monitor	*/
-#define CONFIG_SYS_MALLOC_LEN		(128 << 10)	/* Reserve 128 kB for malloc()	*/
+#define CONFIG_SYS_MALLOC_LEN		(512 << 10)	/* Reserve 512 kB for malloc()	*/
 #define CONFIG_SYS_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */
 
 /*
@@ -317,6 +317,10 @@
 #define CONFIG_SYS_MAXARGS		16		/* max number of command args	*/
 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE	/* Boot Argument Buffer Size	*/
 
+#define CONFIG_CMDLINE_EDITING	1	/* add command line history	*/
+#define CONFIG_SYS_HUSH_PARSER		1	/* use "hush" command parser	*/
+#define CONFIG_SYS_PROMPT_HUSH_PS2	"> "
+
 #define CONFIG_SYS_MEMTEST_START	0x00100000	/* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x00f00000	/* 1 ... 15 MB in DRAM	*/