chipset_device/
interrupt.rs

1// Copyright (c) Microsoft Corporation.
2// Licensed under the MIT License.
3
4//! Interrupt handling for devices.
5
6use std::ops::RangeInclusive;
7
8/// A device that can act as a target for a line interrupt.
9pub trait LineInterruptTarget {
10    /// Set an interrupt line state.
11    fn set_irq(&mut self, vector: u32, high: bool);
12
13    /// Returns the valid vector ranges for this target.
14    fn valid_lines(&self) -> &[RangeInclusive<u32>];
15}
16
17/// A device that can handle an EOI initiated from a processor-specific
18/// interrupt controller interface.
19pub trait HandleEoi {
20    /// EOI the interrupt.
21    fn handle_eoi(&mut self, vector: u32);
22}
23
24/// A device that can handle an x86 PIC interrupt request.
25pub trait AcknowledgePicInterrupt {
26    /// Gets the current pending IRQ and sets it in service.
27    fn acknowledge_interrupt(&mut self) -> Option<u8>;
28}
chipset_device/interrupt.rs

chipset_device/
interrupt.rs
