pci_core/capabilities/
mod.rs

1// Copyright (c) Microsoft Corporation.
2// Licensed under the MIT License.
3
4//! PCI capabilities.
5
6pub use self::read_only::ReadOnlyCapability;
7
8use inspect::Inspect;
9use vmcore::save_restore::ProtobufSaveRestore;
10
11pub mod msix;
12pub mod pci_express;
13pub mod read_only;
14
15/// A generic PCI configuration space capability structure.
16pub trait PciCapability: Send + Sync + Inspect + ProtobufSaveRestore {
17    /// A descriptive label for use in Save/Restore + Inspect output
18    fn label(&self) -> &str;
19
20    /// Length of the capability structure
21    fn len(&self) -> usize;
22
23    /// Read a u32 at the given offset
24    fn read_u32(&self, offset: u16) -> u32;
25
26    /// Write a u32 at the given offset
27    fn write_u32(&mut self, offset: u16, val: u32);
28
29    /// Reset the capability
30    fn reset(&mut self);
31}
pci_core/capabilities/mod.rs

pci_core/capabilities/
mod.rs
