diff --git a/bsp/abstract-machine/src/context.c b/bsp/abstract-machine/src/context.c
index 1cce4ed..ee38829 100644
--- a/bsp/abstract-machine/src/context.c
+++ b/bsp/abstract-machine/src/context.c
@@ -1,6 +1,18 @@
+#include <am.h>
 #include <klib.h>
 #include <rtthread.h>
 
+static Context* ev_handler(Event e, Context *c) {
+  switch (e.event) {
+    default: printf("Unhandled event ID = %d\n", e.event); assert(0);
+  }
+  return c;
+}
+
+void __am_cte_init() {
+  cte_init(ev_handler);
+}
+
 void rt_hw_context_switch_to(rt_ubase_t to) {
   assert(0);
 }
diff --git a/bsp/abstract-machine/src/init.c b/bsp/abstract-machine/src/init.c
index c8be098..1a20762 100644
--- a/bsp/abstract-machine/src/init.c
+++ b/bsp/abstract-machine/src/init.c
@@ -5,6 +5,8 @@ void rt_hw_board_init() {
 }
 
 int main() {
+  extern void __am_cte_init();
+  __am_cte_init();
   extern int entry(void);
   entry();
   return 0;
diff --git a/bsp/abstract-machine/src/interrupt.c b/bsp/abstract-machine/src/interrupt.c
index 9dbb2a0..b7d8ab3 100644
--- a/bsp/abstract-machine/src/interrupt.c
+++ b/bsp/abstract-machine/src/interrupt.c
@@ -6,5 +6,5 @@ void rt_hw_interrupt_enable() {
 }
 
 void rt_hw_interrupt_disable() {
-  assert(0);
+  iset(0);
 }