diff --git a/bsp/mini2440/SConstruct b/bsp/mini2440/SConstruct
index a11e18c7c6b07b0dbfdc6ab1c628f712efbe76af..783a9f8a28ea6c976b00017b42dbc391a4ee6176 100644
--- a/bsp/mini2440/SConstruct
+++ b/bsp/mini2440/SConstruct
@@ -33,6 +33,7 @@ if rtconfig.RT_USING_DFS:
 
 if rtconfig.RT_USING_LWIP:
 	objs = objs + SConscript(RTT_ROOT + '/net/lwip/SConscript', variant_dir='build/net/lwip', duplicate=0)
+	objs = objs + SConscript(RTT_ROOT + '/net/apps/SConscript', variant_dir='build/net/apps', duplicate=0)
 
 if rtconfig.RT_USING_RTGUI:
 	objs = objs + SConscript(RTT_ROOT + '/rtgui/SConscript', variant_dir='build/rtgui', duplicate=0)
diff --git a/bsp/mini2440/dm9000.c b/bsp/mini2440/dm9000.c
index 7e625e56820f31817dacf134403dbf764ecf800a..31eade6012c5fade88cff1b056c2229e6284720c 100644
--- a/bsp/mini2440/dm9000.c
+++ b/bsp/mini2440/dm9000.c
@@ -591,10 +591,10 @@ void rt_hw_dm9000_init()
 	/* Enable EINT7 */
 	EINTMASK = EINTMASK & (~(1<<7));
 	/* Set GPA15 as nGCS4 */
-	//GPACON |= 1 << 15;
+	GPACON |= 1 << 15;
 	/* DM9000 width 16, wait enable */
-	//BWSCON = BWSCON & (~(0x7<<16)) | (0x5<<16);
-	//BANKCON4 = (1<<13) | (1<<11) | (0x6<<8) | (1<<6) | (1<<4) | (0<<2) | (0);
+	BWSCON = BWSCON & (~(0x7<<16)) | (0x5<<16);
+	BANKCON4 = (1<<13) | (1<<11) | (0x6<<8) | (1<<6) | (1<<4) | (0<<2) | (0);
 
     rt_sem_init(&sem_ack, "tx_ack", 1, RT_IPC_FLAG_FIFO);
     rt_sem_init(&sem_lock, "eth_lock", 1, RT_IPC_FLAG_FIFO);
diff --git a/net/apps/SConscript b/net/apps/SConscript
new file mode 100644
index 0000000000000000000000000000000000000000..b0e7fb2716a219399cade340a659bbe6da7c2a98
--- /dev/null
+++ b/net/apps/SConscript
@@ -0,0 +1,10 @@
+Import('env')
+Import('rtconfig')
+Import('RTT_ROOT')
+
+# The set of source files associated with this SConscript file.
+src_local = Glob('*.c')
+
+obj = env.Object(src_local)
+
+Return('obj')
\ No newline at end of file