is a utility for displaying information about all PCI buses in the system and
all devices connected to them.
-To make use of all the features of this program, you need to have Linux kernel
-2.1.82 or newer which supports the /proc/bus/pci interface. With older kernels,
-the PCI utilities have to use direct hardware access which is available
-only to root and it suffers from numerous race conditions and other problems.
-
If you are going to report bugs in PCI device drivers or in
.I lspci
itself, please include output of "lspci -vvx".
.TP
.B -P <dir>
-Use Linux 2.1 style configuration access to directory
+Force use of Linux /proc/bus/pci style configuration access, using
.B <dir>
instead of /proc/bus/pci. (Linux 2.1 or newer only)
.TP
.B setpci
is a utility for querying and configuring PCI devices.
-To make use of all the features of this program, you need to have Linux kernel
-2.1.82 or newer which supports the /proc/bus/pci interface. With older kernels,
-the PCI utilities have to use direct hardware access which is available
-only to root and it suffers from numerous race conditions and other problems.
-
All numbers are entered in hexadecimal notation.
.SH OPTIONS
.TP
.B -P <dir>
-Use Linux 2.1 style configuration access to directory
+Force use of Linux /proc/bus/pci style configuration access, using
.B <dir>
instead of /proc/bus/pci. (Linux 2.1 or newer only)
.TP