setup: initialize repo + limine as a bootloader

1 files changed, 27 insertions, 0 deletions

diff --git a/boot/limine.zig b/boot/limine.zig
new file mode 100644
index 0000000..e9aac9c
--- /dev/null
+++ b/boot/limine.zig
@@ -0,0 +1,27 @@
+// Limine scans the loaded image for these magic numbers,
+// BaseRevision is a handshake, essentially we ask limine
+// for rev 3, and if it supports it, limine zeros it out
+pub const BaseRevision = extern struct {
+    magic0: u64 = 0xf9562b2d5c95a6c8,
+    magic1: u64 = 0x6a7b384944536bdc,
+    revision: u64,
+
+    pub fn init(revision: u64) BaseRevision {
+        return .{ .revision = revision };
+    }
+};
+
+// Bracketing markers, they are pretty optional but when
+// we add proper limine requests, having these here comes
+// handy
+pub const RequestsStartMarker = extern struct {
+    m0: u64 = 0xf6b8f4b39de7d1ae,
+    m1: u64 = 0xfab91a6940fcb9cf,
+    m2: u64 = 0x785c6ed015d3e316,
+    m3: u64 = 0x181e920a7852b9d9,
+};
+
+pub const RequestsEndMarker = extern struct {
+    m0: u64 = 0xadc0e0531bb10d03,
+    m1: u64 = 0x9572709f31764c62,
+};