Implement first basic interrupt handler

.vscode/launch.json

@@ -12,13 +12,18 @@
       "stopAtEntry": true,
       "externalConsole": false,
       "MIMode": "gdb",
-      "setupCommands": [
-        {
-          "description": "Enable pretty-printing for gdb",
-          "text": "-enable-pretty-printing",
-          "ignoreFailures": true
-        }
-      ],
+"setupCommands": [
+  {
+    "description": "Enable pretty-printing for gdb",
+    "text": "-enable-pretty-printing",
+    "ignoreFailures": true
+  },
+  {
+    "description": "Show assembly on stop",
+    "text": "layout asm",
+    "ignoreFailures": true
+  }
+],
       "preLaunchTask": "Run QEMU"
     }
   ]

.vscode/tasks.json

@@ -14,8 +14,9 @@
     {
       "label": "Run QEMU",
       "type": "shell",
-      "command": "qemu-system-aarch64 -M raspi3b -cpu cortex-a53 -display none -kernel ${workspaceFolder}/target/aarch64-unknown-none/debug/nova -s -S -serial stdio",
-      "isBackground": true
+      "command": "qemu-system-aarch64 -M raspi3b -cpu cortex-a53 -serial stdio -sd sd.img -display none -kernel ${workspaceFolder}/target/aarch64-unknown-none/debug/kernel8.img -S -s",
+      "isBackground": true,
+      "dependsOn": ["Build"]
     }
   ]
 }