1 files changed, 16 insertions, 0 deletions
diff --git a/src/boot64.s b/src/boot64.s
new file mode 100644
index 0000000..493912b
--- /dev/null
+++ b/src/boot64.s
@@ -0,0 +1,16 @@
+.global long_mode_start
+.extern kmain
+
+.section .text
+.code64
+long_mode_start:
+    // load null into all data segment registers
+    mov $0, %ax
+    mov %ax, %ss 
+    mov %ax, %ds 
+    mov %ax, %es 
+    mov %ax, %fs 
+    mov %ax, %gs 
+
+	call kmain
+    hlt
+\ No newline at end of file