ableos/kernel/src/lib.rs
2022-07-29 12:48:45 -05:00

49 lines
953 B
Rust

//! The ableOS kernel.
#![feature(alloc_error_handler)]
#![feature(arbitrary_enum_discriminant)]
#![feature(prelude_import)]
#![no_std]
#![deny(missing_docs)]
extern crate alloc;
pub mod aalloc;
pub mod allocator;
pub mod arch;
pub mod device_interface;
pub mod messaging;
// pub mod panic;
pub mod proccess;
pub mod syscalls;
pub mod time;
use core::{
arch::asm,
sync::atomic::{AtomicU64, Ordering::Relaxed},
};
use versioning::Version;
/// The number of ticks since the first CPU was started
pub static TICK: AtomicU64 = AtomicU64::new(0);
/// Kernel's version
pub const KERNEL_VERSION: Version = Version {
major: 0,
minor: 1,
patch: 2,
};
/// called by arch specific timers to tick up all kernel related functions
pub fn tick() {
let mut data = TICK.load(Relaxed);
data = data.wrapping_add(1);
TICK.store(data, Relaxed)
}
/// Cause a software interrupt
pub fn software_int() {
unsafe { asm!("int 54") }
}