add uninit_IRQ before enter cmdline or g.

Change-Id: Ia1e2520540e083576c657b5f2ffcf1740a7b3341
Signed-off-by: Chong Qiao <qiaochong@loongson.cn>

pmon/cmds/cmd_go.c

@@ -98,6 +98,8 @@ extern void usb_ohci_stop(void);
 #if NMOD_USB_XHCI !=0
 extern void usb_ohci_stop(void);
 #endif
+void uninit_IRQ();
+
 /*************************************************************
  *  go(ac,av), the 'g' command
  */
@@ -221,6 +223,7 @@ extern char	*optarg;
 #if defined(LOONGSON_2K)
 	 ls_pcie_config_set();
 #endif
+	 uninit_IRQ();
 #if NMOD_DEBUGGER > 0
 	if (setjmp (go_return_jump) == 0) {	
 		cfg_coherent(clientac, clientav);

pmon/common/main.c

@@ -109,6 +109,9 @@ static void autorun __P((char *));
 extern void __init __P((void));
 extern void _exit (int retval);
 extern void delay __P((int));
+void __attribute__((weak)) uninit_IRQ()
+{
+}
 
 #ifdef INET
 static void
@@ -562,6 +565,7 @@ main()
 	}
 
 //#endif	
+	uninit_IRQ();
 	while(1) {
 #if 0
 		while(1){char c;int i;