components/sched/
priority.rs

1// Licensed under the Apache License, Version 2.0 or the MIT License.
2// SPDX-License-Identifier: Apache-2.0 OR MIT
3// Copyright Tock Contributors 2022.
4
5//! Component for a priority scheduler.
6//!
7//! This provides one Component, PriorityComponent.
8//!
9//! Usage
10//! -----
11//! ```rust
12//! let scheduler =
13//!     components::priority::PriorityComponent::new(board_kernel)
14//!         .finalize(components::priority_component_static!());
15//! ```
16
17use core::mem::MaybeUninit;
18use kernel::component::Component;
19use kernel::scheduler::priority::PrioritySched;
20
21#[macro_export]
22macro_rules! priority_component_static {
23    () => {{
24        kernel::static_buf!(kernel::scheduler::priority::PrioritySched)
25    };};
26}
27
28pub struct PriorityComponent {
29    board_kernel: &'static kernel::Kernel,
30}
31
32impl PriorityComponent {
33    pub fn new(board_kernel: &'static kernel::Kernel) -> PriorityComponent {
34        PriorityComponent { board_kernel }
35    }
36}
37
38impl Component for PriorityComponent {
39    type StaticInput = &'static mut MaybeUninit<PrioritySched>;
40    type Output = &'static mut PrioritySched;
41
42    fn finalize(self, static_buffer: Self::StaticInput) -> Self::Output {
43        static_buffer.write(PrioritySched::new(self.board_kernel))
44    }
45}
components/sched/priority.rs

components/sched/
priority.rs
