Orbital (#16)

* Port previous ethernet scheme

* Add ipd

* Fix initfs rebuilds, use QEMU user networking addresses in ipd

* Add tcp/udp, netutils, dns, and network config

* Add fsync to network driver

* Add dns, router, subnet by default

* Fix e1000 driver. Make ethernet and IP non-blocking to avoid deadlocks

* Add orbital server, WIP

* Add futex

* Add orbutils and orbital

* Update libstd, orbutils, and orbital
Move ANSI key encoding to vesad

* Add orbital assets

* Update orbital

* Update to add login manager

* Add blocking primitives, block for most things except waitpid, update orbital

* Wait in waitpid and IRQ, improvements for other waits

* Fevent in root scheme

* WIP: Switch to using fevent

* Reorganize

* Event based e1000d driver

* Superuser-only access to some network schemes, display, and disk

* Superuser root and irq schemes

* Fix orbital

drivers/io/src/mmio.rs

@@ -1,31 +0,0 @@
-use core::intrinsics::{volatile_load, volatile_store};
-use core::mem::uninitialized;
-use core::ops::{BitAnd, BitOr, Not};
-
-use super::io::Io;
-
-#[repr(packed)]
-pub struct Mmio<T> {
-    value: T,
-}
-
-impl<T> Mmio<T> {
-    /// Create a new Mmio without initializing
-    pub fn new() -> Self {
-        Mmio {
-            value: unsafe { uninitialized() }
-        }
-    }
-}
-
-impl<T> Io for Mmio<T> where T: Copy + PartialEq + BitAnd<Output = T> + BitOr<Output = T> + Not<Output = T> {
-    type Value = T;
-
-    fn read(&self) -> T {
-        unsafe { volatile_load(&self.value) }
-    }
-
-    fn write(&mut self, value: T) {
-        unsafe { volatile_store(&mut self.value, value) };
-    }
-}