xref: /illumos-gate/usr/src/uts/common/io/usb/hcd/xhci/xhci.conf (revision 6bb6b5762ca4b17cd5fb3c6c123f17489d5635aa)
1#
2# This file and its contents are supplied under the terms of the
3# Common Development and Distribution License ("CDDL"), version 1.0.
4# You may only use this file in accordance with the terms of version
5# 1.0 of the CDDL.
6#
7# A full copy of the text of the CDDL should have accompanied this
8# source.  A copy of the CDDL is also available via the Internet at
9# http://www.illumos.org/license/CDDL.
10#
11
12#
13# Copyright 2016 Joyent, Inc.
14#
15
16#
17# To support hotplug related activity we must always attach even if we
18# don't have any active instances. The force attach directive guarantees
19# that we'll still be around.
20#
21ddi-forceattach=1;
22
23#
24# This indicates that ports which are connected to both the xhci and
25# ehci controllers should be rerouted to the xhci controller. This is
26# the default behavior and required for many ports to operate at USB 3.x
27# speeds. In addition, many systems ACPI tables will do this
28# automatically. Setting this to 0 only causes the xhci driver not to
29# change anything itself.
30#
31xhci-reroute=1;
32