Updates to use absolute URLs

This commit is contained in:
Jeremy Soller 2017-01-09 20:37:34 -07:00
parent 9fbeec7a7a
commit e50576b28c
19 changed files with 14 additions and 464 deletions

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@ -1,6 +0,0 @@
[package]
name = "dma"
version = "0.1.0"
[dependencies]
redox_syscall = { path = "../../syscall/" }

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@ -1,78 +0,0 @@
extern crate syscall;
use std::{mem, ptr};
use std::ops::{Deref, DerefMut};
use syscall::Result;
struct PhysBox {
address: usize,
size: usize
}
impl PhysBox {
fn new(size: usize) -> Result<PhysBox> {
let address = unsafe { syscall::physalloc(size)? };
Ok(PhysBox {
address: address,
size: size
})
}
}
impl Drop for PhysBox {
fn drop(&mut self) {
let _ = unsafe { syscall::physfree(self.address, self.size) };
}
}
pub struct Dma<T> {
phys: PhysBox,
virt: *mut T
}
impl<T> Dma<T> {
pub fn new(value: T) -> Result<Dma<T>> {
let phys = PhysBox::new(mem::size_of::<T>())?;
let virt = unsafe { syscall::physmap(phys.address, phys.size, syscall::MAP_WRITE)? } as *mut T;
unsafe { ptr::write(virt, value); }
Ok(Dma {
phys: phys,
virt: virt
})
}
pub fn zeroed() -> Result<Dma<T>> {
let phys = PhysBox::new(mem::size_of::<T>())?;
let virt = unsafe { syscall::physmap(phys.address, phys.size, syscall::MAP_WRITE)? } as *mut T;
unsafe { ptr::write_bytes(virt as *mut u8, 0, phys.size); }
Ok(Dma {
phys: phys,
virt: virt
})
}
pub fn physical(&self) -> usize {
self.phys.address
}
}
impl<T> Deref for Dma<T> {
type Target = T;
fn deref(&self) -> &T {
unsafe { &*self.virt }
}
}
impl<T> DerefMut for Dma<T> {
fn deref_mut(&mut self) -> &mut T {
unsafe { &mut *self.virt }
}
}
impl<T> Drop for Dma<T> {
fn drop(&mut self) {
unsafe { drop(ptr::read(self.virt)); }
let _ = unsafe { syscall::physunmap(self.virt as usize) };
}
}

1
crates/event Submodule

@ -0,0 +1 @@
Subproject commit d8d472487f5e666b8c61a54326d3f89e4a816fec

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@ -1,6 +0,0 @@
[package]
name = "event"
version = "0.1.0"
[dependencies]
redox_syscall = { path = "../../syscall/" }

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@ -1,83 +0,0 @@
extern crate syscall;
use std::collections::BTreeMap;
use std::fs::File;
use std::io::{Read, Error, Result};
use std::os::unix::io::RawFd;
pub struct EventQueue<R> {
/// The file to read events from
file: File,
/// A map of registered file descriptors to their handler callbacks
callbacks: BTreeMap<RawFd, Box<FnMut(usize) -> Result<Option<R>>>>
}
impl<R> EventQueue<R> {
/// Create a new event queue
pub fn new() -> Result<EventQueue<R>> {
Ok(EventQueue {
file: File::open("event:")?,
callbacks: BTreeMap::new()
})
}
/// Add a file to the event queue, calling a callback when an event occurs
///
/// The callback is given a mutable reference to the file and the event data
/// (typically the length of data available for read)
///
/// The callback returns Ok(None) if it wishes to continue the event loop,
/// or Ok(Some(R)) to break the event loop and return the value.
/// Err can be used to allow the callback to return an I/O error, and break the
/// event loop
pub fn add<F: FnMut(usize) -> Result<Option<R>> + 'static>(&mut self, fd: RawFd, callback: F) -> Result<()> {
syscall::fevent(fd, syscall::EVENT_READ).map_err(|x| Error::from_raw_os_error(x.errno))?;
self.callbacks.insert(fd, Box::new(callback));
Ok(())
}
/// Remove a file from the event queue, returning its callback if found
pub fn remove(&mut self, fd: RawFd) -> Result<Option<Box<FnMut(usize) -> Result<Option<R>>>>> {
if let Some(callback) = self.callbacks.remove(&fd) {
syscall::fevent(fd, 0).map_err(|x| Error::from_raw_os_error(x.errno))?;
Ok(Some(callback))
} else {
Ok(None)
}
}
/// Send an event to a descriptor callback
pub fn trigger(&mut self, fd: RawFd, count: usize) -> Result<Option<R>> {
if let Some(callback) = self.callbacks.get_mut(&fd) {
callback(count)
} else {
Ok(None)
}
}
/// Send an event to all descriptor callbacks, useful for cleaning out buffers after init
pub fn trigger_all(&mut self, count: usize) -> Result<Vec<R>> {
let mut rets = Vec::new();
for (_fd, callback) in self.callbacks.iter_mut() {
if let Some(ret) = callback(count)? {
rets.push(ret);
}
}
Ok(rets)
}
/// Process the event queue until a callback returns Some(R)
pub fn run(&mut self) -> Result<R> {
loop {
let mut event = syscall::Event::default();
if self.file.read(&mut event)? > 0 {
if let Some(ret) = self.trigger(event.id, event.data)? {
return Ok(ret);
}
}
}
}
}

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@ -1,8 +0,0 @@
[package]
authors = ["Philipp Oppermann <dev@phil-opp.com>"]
name = "hole_list_allocator"
version = "0.1.0"
[dependencies]
linked_list_allocator = { git = "https://github.com/phil-opp/linked-list-allocator.git" }
spin = "*"

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@ -1,62 +0,0 @@
#![feature(allocator)]
#![feature(const_fn)]
#![allocator]
#![no_std]
use spin::Mutex;
use linked_list_allocator::Heap;
extern crate spin;
extern crate linked_list_allocator;
static HEAP: Mutex<Option<Heap>> = Mutex::new(None);
pub unsafe fn init(offset: usize, size: usize) {
*HEAP.lock() = Some(Heap::new(offset, size));
}
#[no_mangle]
pub extern fn __rust_allocate(size: usize, align: usize) -> *mut u8 {
if let Some(ref mut heap) = *HEAP.lock() {
heap.allocate_first_fit(size, align).expect("out of memory")
} else {
panic!("__rust_allocate: heap not initialized");
}
}
#[no_mangle]
pub extern fn __rust_deallocate(ptr: *mut u8, size: usize, align: usize) {
if let Some(ref mut heap) = *HEAP.lock() {
unsafe { heap.deallocate(ptr, size, align) };
} else {
panic!("__rust_deallocate: heap not initialized");
}
}
#[no_mangle]
pub extern fn __rust_usable_size(size: usize, _align: usize) -> usize {
size
}
#[no_mangle]
pub extern fn __rust_reallocate_inplace(_ptr: *mut u8, size: usize,
_new_size: usize, _align: usize) -> usize
{
size
}
#[no_mangle]
pub extern fn __rust_reallocate(ptr: *mut u8, size: usize, new_size: usize,
align: usize) -> *mut u8 {
use core::{ptr, cmp};
// from: https://github.com/rust-lang/rust/blob/
// c66d2380a810c9a2b3dbb4f93a830b101ee49cc2/
// src/liballoc_system/lib.rs#L98-L101
let new_ptr = __rust_allocate(new_size, align);
unsafe { ptr::copy(ptr, new_ptr, cmp::min(size, new_size)) };
__rust_deallocate(ptr, size, align);
new_ptr
}

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@ -1,3 +0,0 @@
[package]
name = "io"
version = "0.1.0"

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@ -1,67 +0,0 @@
use core::cmp::PartialEq;
use core::ops::{BitAnd, BitOr, Not};
pub trait Io {
type Value: Copy + PartialEq + BitAnd<Output = Self::Value> + BitOr<Output = Self::Value> + Not<Output = Self::Value>;
fn read(&self) -> Self::Value;
fn write(&mut self, value: Self::Value);
#[inline(always)]
fn readf(&self, flags: Self::Value) -> bool {
(self.read() & flags) as Self::Value == flags
}
#[inline(always)]
fn writef(&mut self, flags: Self::Value, value: bool) {
let tmp: Self::Value = match value {
true => self.read() | flags,
false => self.read() & !flags,
};
self.write(tmp);
}
}
pub struct ReadOnly<I: Io> {
inner: I
}
impl<I: Io> ReadOnly<I> {
pub const fn new(inner: I) -> ReadOnly<I> {
ReadOnly {
inner: inner
}
}
#[inline(always)]
pub fn read(&self) -> I::Value {
self.inner.read()
}
#[inline(always)]
pub fn readf(&self, flags: I::Value) -> bool {
self.inner.readf(flags)
}
}
pub struct WriteOnly<I: Io> {
inner: I
}
impl<I: Io> WriteOnly<I> {
pub const fn new(inner: I) -> WriteOnly<I> {
WriteOnly {
inner: inner
}
}
#[inline(always)]
pub fn write(&mut self, value: I::Value) {
self.inner.write(value)
}
#[inline(always)]
pub fn writef(&mut self, flags: I::Value, value: bool) {
self.inner.writef(flags, value)
}
}

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@ -1,14 +0,0 @@
//! I/O functions
#![feature(asm)]
#![feature(const_fn)]
#![feature(core_intrinsics)]
#![no_std]
pub use self::io::*;
pub use self::mmio::*;
pub use self::pio::*;
mod io;
mod mmio;
mod pio;

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@ -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) };
}
}

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@ -1,89 +0,0 @@
use core::marker::PhantomData;
use super::io::Io;
/// Generic PIO
#[derive(Copy, Clone)]
pub struct Pio<T> {
port: u16,
value: PhantomData<T>,
}
impl<T> Pio<T> {
/// Create a PIO from a given port
pub const fn new(port: u16) -> Self {
Pio::<T> {
port: port,
value: PhantomData,
}
}
}
/// Read/Write for byte PIO
impl Io for Pio<u8> {
type Value = u8;
/// Read
#[inline(always)]
fn read(&self) -> u8 {
let value: u8;
unsafe {
asm!("in $0, $1" : "={al}"(value) : "{dx}"(self.port) : "memory" : "intel", "volatile");
}
value
}
/// Write
#[inline(always)]
fn write(&mut self, value: u8) {
unsafe {
asm!("out $1, $0" : : "{al}"(value), "{dx}"(self.port) : "memory" : "intel", "volatile");
}
}
}
/// Read/Write for word PIO
impl Io for Pio<u16> {
type Value = u16;
/// Read
#[inline(always)]
fn read(&self) -> u16 {
let value: u16;
unsafe {
asm!("in $0, $1" : "={ax}"(value) : "{dx}"(self.port) : "memory" : "intel", "volatile");
}
value
}
/// Write
#[inline(always)]
fn write(&mut self, value: u16) {
unsafe {
asm!("out $1, $0" : : "{ax}"(value), "{dx}"(self.port) : "memory" : "intel", "volatile");
}
}
}
/// Read/Write for doubleword PIO
impl Io for Pio<u32> {
type Value = u32;
/// Read
#[inline(always)]
fn read(&self) -> u32 {
let value: u32;
unsafe {
asm!("in $0, $1" : "={eax}"(value) : "{dx}"(self.port) : "memory" : "intel", "volatile");
}
value
}
/// Write
#[inline(always)]
fn write(&mut self, value: u32) {
unsafe {
asm!("out $1, $0" : : "{eax}"(value), "{dx}"(self.port) : "memory" : "intel", "volatile");
}
}
}

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@ -3,6 +3,5 @@ name = "ethernetd"
version = "0.1.0"
[dependencies]
event = { path = "../../crates/event/" }
netutils = { path = "../../programs/netutils/" }
redox_syscall = { path = "../../syscall/" }
netutils = { git = "https://github.com/redox-os/netutils.git" }
redox_syscall = { git = "https://github.com/redox-os/syscall.git" }

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@ -3,4 +3,4 @@ name = "example"
version = "0.1.0"
[dependencies]
redox_syscall = { path = "../../syscall/" }
redox_syscall = { git = "https://github.com/redox-os/syscall.git" }

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@ -3,6 +3,5 @@ name = "ipd"
version = "0.1.0"
[dependencies]
event = { path = "../../crates/event/" }
netutils = { path = "../../programs/netutils/" }
redox_syscall = { path = "../../syscall/" }
netutils = { git = "https://github.com/redox-os/netutils.git" }
redox_syscall = { git = "https://github.com/redox-os/syscall.git" }

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@ -3,4 +3,4 @@ name = "ptyd"
version = "0.1.0"
[dependencies]
redox_syscall = { path = "../../syscall/" }
redox_syscall = { git = "https://github.com/redox-os/syscall.git" }

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@ -4,4 +4,4 @@ version = "0.1.0"
[dependencies]
raw-cpuid = "2.*"
redox_syscall = { path = "../../syscall/" }
redox_syscall = { git = "https://github.com/redox-os/syscall.git" }

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@ -3,7 +3,6 @@ name = "tcpd"
version = "0.1.0"
[dependencies]
event = { path = "../../crates/event/" }
netutils = { path = "../../programs/netutils/" }
rand = { git = "https://github.com/rust-lang-nursery/rand.git" }
redox_syscall = { path = "../../syscall/" }
netutils = { git = "https://github.com/redox-os/netutils.git" }
rand = "0.3"
redox_syscall = { git = "https://github.com/redox-os/syscall.git" }

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@ -3,7 +3,6 @@ name = "udpd"
version = "0.1.0"
[dependencies]
event = { path = "../../crates/event/" }
netutils = { path = "../../programs/netutils/" }
rand = { git = "https://github.com/rust-lang-nursery/rand.git" }
redox_syscall = { path = "../../syscall/" }
netutils = { git = "https://github.com/redox-os/netutils.git" }
rand = "0.3"
redox_syscall = { git = "https://github.com/redox-os/syscall.git" }