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/*
 * Rust BareBones OS
 * - By John Hodge (Mutabah/thePowersGang)
 *
 * arch/amd64/mod.rs
 * - Top-level file for amd64 architecture
 *
 * == LICENCE ==
 * This code has been put into the public domain, there are no restrictions on
 * its use, and the author takes no liability.
 */

#[path = "../x86_common/mod.rs"]
mod x86_common;

pub use self::x86_common::*;

pub mod cpu;
pub mod isr;
pub mod mmu;
pub mod process;
pub mod thread;

#[inline]
pub fn disable_interrupts() -> usize {
    let rflags: usize;
    unsafe { asm!("pushfq ; cli ; pop $0" : "=r"(rflags)) };
    rflags & (1 << 9)
}

#[inline]
pub fn restore_interrupts(token: usize) {
    if token != 0 {
        unsafe { asm!("sti" :::: "volatile") };
    }
}