Crate pci_x86

Tock PCI support library for x86 devices

This crate provides types and helpers for working with PCI devices within Tock OS kernel drivers. It specifically targets the PCI Local Bus Specification, Revision 3.0, as published by the PCI-SIG. All references to the PCI specification throughout this crate’s documentation and comments refer to this document.

Limitations:

• No support for PCI Express of any revision.
• x86 only, using I/O ports to access configuration registers.

Modules

Command

PCI Command register bitfields

Status

PCI Status register bitfields

cap

PCI capabilities list

cfg

Constants and helpers for working with the PCI configuration space.

Structs

Bdf

Unique identifier of a PCI device

Device

Representation of a PCI device

Functions

iter

Returns an iterator over all present PCI devices.

Type Aliases

CommandVal

Type-safe representation of PCI command register value

StatusVal

Type-safe representation of PCI status register value