Implement interrupt

src/simulator/interrupt.rs

@@ -0,0 +1,38 @@
+
+
+struct Interrupt {
+    level: InterruptStatus
+}
+
+impl Interrupt {
+
+    pub fn new() -> Self {
+        Self {
+            level: InterruptStatus::InterruptOff
+        }
+    }
+
+    pub fn set_status(&mut self, newStatus: InterruptStatus) -> InterruptStatus {
+        let old = self.level;
+        self.level = newStatus;
+        if newStatus == InterruptStatus::InterruptOn && old == InterruptStatus::InterruptOff {
+            self.one_tick(1);
+        }
+        old
+    }
+
+    fn one_tick(&self, nb_cycle: i32) {
+        todo!();
+    }
+
+    pub fn get_status(&self) -> InterruptStatus {
+        self.level
+    }
+
+}
+
+#[derive(PartialEq, Clone, Copy)]
+pub enum InterruptStatus {
+    InterruptOff,
+    InterruptOn
+}

src/simulator/mod.rs

@@ -3,6 +3,7 @@ pub mod decode;
 pub mod print;
 pub mod mem_cmp;
 pub mod loader;
+pub mod interrupt;
 
 pub mod global {