1 files changed, 29 insertions, 0 deletions
diff --git a/src/boot/boot.zig b/src/boot/boot.zig
new file mode 100644
index 0000000..998e1e5
--- /dev/null
+++ b/src/boot/boot.zig
@@ -0,0 +1,29 @@
+comptime {
+    asm (@embedFile("boot64.s"));
+    asm (@embedFile("boot32.s"));
+}
+
+const MAGIC = 0xE85250D6;
+const ARCHITECTURE = 0;
+
+const EndTag = packed struct {
+    type: u16 = 0,
+    flags: u16 = 0,
+    size: u32 = 8,
+};
+
+const MultibootHeader = extern struct {
+    magic: u32,
+    architecture: u32,
+    header_len: u32,
+    checksum: u32,
+    endtag: EndTag,
+};
+
+export const multiboot2 align(4) linksection(".multiboot") = MultibootHeader{
+    .magic = MAGIC,
+    .architecture = ARCHITECTURE,
+    .header_len = 24,
+    .checksum = 0x100000000 - (MAGIC + ARCHITECTURE + 24),
+    .endtag = EndTag{},
+};