proc_bus - Man Page

/proc/bus/

Contains subdirectories for installed buses.

/proc/bus/pccard/

Subdirectory for PCMCIA devices when CONFIG_PCMCIA is set at kernel compilation time.

/proc/bus/pccard/drivers

/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.

/proc/bus/pci/devices

Information about PCI devices. They may be accessed through lspci(8) and setpci(8).

proc(5)