diff --git a/arch/x86/scc/icc.c b/arch/x86/scc/icc.c
index 2b12fb07..9845754d 100644
--- a/arch/x86/scc/icc.c
+++ b/arch/x86/scc/icc.c
@@ -165,7 +165,7 @@ int icc_init(void)
 	SetConfigReg(CRB_OWN + (z==0 ? GLCFG0 : GLCFG1), tmp);
 
 	// set interrupt handler (INTR/LINT0)
-	//irq_install_handler(124, intr_handler);
+	irq_install_handler(124, intr_handler);
 
 	kputs("Now, the SCC is initialized!\n");
 
diff --git a/drivers/net/mmnif.c b/drivers/net/mmnif.c
index b29f4812..cb6315f1 100644
--- a/drivers/net/mmnif.c
+++ b/drivers/net/mmnif.c
@@ -462,6 +462,8 @@ __inline int mmnif_trigger_irq(dest_ip)
 	tmp |= 2;
 	SetConfigReg(addr, tmp);
 
+	DEBUGPRINTF("tried to trigger interrupt");
+
 	return 0;
 #endif
 };