diff -NurpP linux-2.6.33-xbox0.11pre1/drivers/xenon/smc-core.c linux-2.6.33-xbox0.11pre2/drivers/xenon/smc-core.c
--- linux-2.6.33-xbox0.11pre1/drivers/xenon/smc-core.c	2010-03-30 00:17:31.000000000 +0200
+++ linux-2.6.33-xbox0.11pre2/drivers/xenon/smc-core.c	2010-04-01 22:00:02.000000000 +0200
@@ -188,13 +188,24 @@ static void show_logo(void)
 	xenon_smc_message(msg);
 }
 
-void xenon_smc_restart(char *cmd)
+void xenon_smc_panic(char *str)
 {
 	unsigned char msg[16] = {0x82, 0x04, 0x30, 0};
 
 	xenon_smc_message(msg);
 }
 
+EXPORT_SYMBOL_GPL(xenon_smc_panic);
+
+void xenon_smc_restart(char *cmd)
+{
+	unsigned char msg[16] = {0x82, 0x04, 0x31, 0};
+
+	xenon_smc_message(msg);
+}
+
+EXPORT_SYMBOL_GPL(xenon_smc_restart);
+
 void xenon_smc_power_off(void)
 {
 	unsigned char msg[16] = {0x82, 0x01, 0x00, 0};
@@ -202,11 +213,15 @@ void xenon_smc_power_off(void)
 	xenon_smc_message(msg);
 }
 
+EXPORT_SYMBOL_GPL(xenon_smc_power_off);
+
 void xenon_smc_halt(void)
 {
 	return;
 }
 
+EXPORT_SYMBOL_GPL(xenon_smc_halt);
+
 static const struct pci_device_id xenon_smc_pci_tbl[] = {
 	{ PCI_VDEVICE(MICROSOFT, 0x580d), 0 },
 	{ }	/* terminate list */
diff -NurpP linux-2.6.33-xbox0.11pre1/arch/powerpc/platforms/xenon/setup.c linux-2.6.33-xbox0.11pre2/arch/powerpc/platforms/xenon/setup.c
--- linux-2.6.33-xbox0.11pre1/arch/powerpc/platforms/xenon/setup.c	2010-03-25 07:24:27.000000000 +0100
+++ linux-2.6.33-xbox0.11pre2/arch/powerpc/platforms/xenon/setup.c	2010-04-02 17:36:59.000000000 +0200
@@ -73,14 +73,20 @@ static int __init xenon_probe(void)
 	return 1;
 }
 
+void xenon_smc_panic(char *str);
+
 static void xenon_panic(char *str)
 {
 	smp_send_stop();
+#if 0
 	printk("\n");
 	printk("   System does not reboot automatically.\n");
 	printk("   Please press POWER button.\n");
 	printk("\n");
-
+#else
+	printk("   System restart after panic ... \n");
+	xenon_smc_panic(str);
+#endif
 	local_irq_disable();
 	while (1) ;
 }