-#define CONFIG_SYS_CBSIZE 250
-#define CONFIG_SYS_MAXARGS 8
-#define CONFIG_SYS_ENV_NAMELEN 16
+#define CONFIG_SYS_CBSIZE 250
+#define CONFIG_SYS_HIST_MAX 20
+#define CONFIG_SYS_MAXARGS 20
+#define CONFIG_SYS_ENV_NAMELEN 16
+#define CONFIG_SYS_HISTSIZE (CONFIG_SYS_CBSIZE*2)
+#define CONFIG_SYS_MAX_PATHLEN 200
+#define CONFIG_SYS_MALLOC_MARGIN 256