comptime {
    asm (@embedFile("boot64.s"));
    asm (@embedFile("boot32.s"));
}

const debug = @import("debugcon.zig");
const console = @import("console.zig");

const MAGIC = 0xE85250D6;
const ARCHITECTURE = 0;

const MultibootHeader = extern struct {
    magic: u32,
    architecture: u32,
    header_len: u32,
    checksum: u32,

    tag0: u16,
    tag1: u16,
    tag2: u32,
};

export const multiboot2 align(4) linksection(".multiboot") = MultibootHeader{
    .magic = MAGIC,
    .architecture = ARCHITECTURE,
    .header_len = 24,
    .checksum = 0x100000000 - (MAGIC + ARCHITECTURE + 24),
    .tag0 = 0,
    .tag1 = 0,
    .tag2 = 8,
};

export fn kmain() noreturn {
    console.initialize();
    console.setColor(0x2F);
    console.puts("64-bit Yadka");

    // write debug data
    debug.write("Hi!\n");

    while (true) {}
}