pub const Tss = extern struct {
    _reserved1: u32 = 0,
    rsp0: u64 align(4) = 0,
    rsp1: u64 align(4) = 0,
    rsp2: u64 align(4) = 0,
    _reserved2: u64 align(4) = 0,
    ist1: u64 align(4) = 0,
    ist2: u64 align(4) = 0,
    ist3: u64 align(4) = 0,
    ist4: u64 align(4) = 0,
    ist5: u64 align(4) = 0,
    ist6: u64 align(4) = 0,
    ist7: u64 align(4) = 0,
    _reserved3: u64 align(4) = 0,
    _reserved4: u16 = 0,
    io_map_base_address: u16 = @sizeOf(Tss),
};