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Rust

// SPDX-License-Identifier: MIT OR Apache-2.0
//
// Copyright (c) 2018-2019 Andre Richter <andre.o.richter@gmail.com>
// Rust embedded logo for `make doc`.
#![doc(html_logo_url = "https://git.io/JeGIp")]
//! The `kernel`
//!
//! The `kernel` is composed by glueing together code from
//!
//! - [Hardware-specific Board Support Packages] (`BSPs`).
//! - [Architecture-specific code].
//! - HW- and architecture-agnostic `kernel` code.
//!
//! using the [`kernel::interface`] traits.
//!
//! [Hardware-specific Board Support Packages]: bsp/index.html
//! [Architecture-specific code]: arch/index.html
//! [`kernel::interface`]: interface/index.html
#![feature(asm)]
#![feature(format_args_nl)]
#![feature(global_asm)]
#![feature(panic_info_message)]
#![no_main]
#![no_std]
// Conditionally includes the selected `architecture` code, which provides the `_start()` function,
// the first function to run.
mod arch;
// `_start()` then calls `runtime_init::init()`, which on completion, jumps to `kernel_init()`.
mod runtime_init;
// Conditionally includes the selected `BSP` code.
mod bsp;
mod interface;
mod panic_wait;
mod print;
/// Early init code.
///
/// # Safety
///
/// - Only a single core must be active and running this function.
unsafe fn kernel_init() -> ! {
println!("Hello from Rust!");
panic!("Stopping here.")
}