.\" Copyright (C) 1994, 1995, Daniel Quinlan .\" Copyright (C) 2002-2008, 2017, Michael Kerrisk .\" Copyright (C) 2023, Alejandro Colomar .\" .\" SPDX-License-Identifier: GPL-3.0-or-later .\" .TH proc_bus 5 2024-05-02 "Linux man-pages 6.9.1" .SH NAME /proc/bus/ \- installed buses .SH DESCRIPTION .TP .I /proc/bus/ Contains subdirectories for installed buses. .TP .I /proc/bus/pccard/ Subdirectory for PCMCIA devices when .B CONFIG_PCMCIA is set at kernel compilation time. .TP .I /proc/bus/pccard/drivers .TP .I /proc/bus/pci/ Contains various bus subdirectories and pseudo-files containing information about PCI buses, installed devices, and device drivers. Some of these files are not ASCII. .TP .I /proc/bus/pci/devices Information about PCI devices. They may be accessed through .BR lspci (8) and .BR setpci (8). .SH SEE ALSO .BR proc (5)