lesson 13, first kernel

13-kernel-barebones/kernel.c

@@ -0,0 +1,8 @@
+/* This will force us to create a kernel entry function */
+void dummy_test_entrypoint() {
+}
+
+void main() {
+    char* video_memory = (char*) 0xb8000;
+    *video_memory = 'X';
+}