nios2: Up the monitor size to 512kiB

The monitor is growing much larger with various additions, like fitImage,
command line completion, UBI etc. Make the monitor area larger so these
features can be safely added.
Signed-off-by: NMarek Vasut <marex@denx.de>
Signed-off-by: NThomas Chou <thomas@wytron.com.tw>

include/configs/10m50_devboard.h

@@ -63,7 +63,7 @@
 #define CONFIG_SYS_SDRAM_SIZE		0x08000000
 #define CONFIG_NR_DRAM_BANKS		1
 #define CONFIG_MONITOR_IS_IN_RAM
-#define CONFIG_SYS_MONITOR_LEN		0x40000	/* Reserve 256k */
+#define CONFIG_SYS_MONITOR_LEN		0x80000	/* Reserve 512k */
 #define CONFIG_SYS_MONITOR_BASE	(CONFIG_SYS_SDRAM_BASE + \
 					 CONFIG_SYS_SDRAM_SIZE - \
 					 CONFIG_SYS_MONITOR_LEN)

include/configs/3c120_devboard.h

@@ -66,7 +66,7 @@
 #define CONFIG_SYS_SDRAM_SIZE		0x08000000
 #define CONFIG_NR_DRAM_BANKS		1
 #define CONFIG_MONITOR_IS_IN_RAM
-#define CONFIG_SYS_MONITOR_LEN		0x40000	/* Reserve 256k */
+#define CONFIG_SYS_MONITOR_LEN		0x80000	/* Reserve 512k */
 #define CONFIG_SYS_MONITOR_BASE	(CONFIG_SYS_SDRAM_BASE + \
 					 CONFIG_SYS_SDRAM_SIZE - \
 					 CONFIG_SYS_MONITOR_LEN)