-#define CONFIG_SYS_FLASH_BASE 0xFFFA0000
-#define CONFIG_SYS_MONITOR_BASE TEXT_BASE
-#define CONFIG_SYS_MONITOR_LEN (384 * 1024) /* Reserve 384kB for Monitor */
-#define CONFIG_SYS_MALLOC_LEN (384 * 1024) /* Reserve 384kB for malloc() */
+#define CONFIG_SYS_FLASH_BASE CONFIG_SYS_MONITOR_BASE
+#define CONFIG_SYS_MONITOR_BASE TEXT_BASE
+#define CONFIG_SYS_MONITOR_LEN (~(TEXT_BASE) + 1)
+#define CONFIG_SYS_MALLOC_LEN (1024 << 10)