1.\" $OpenBSD: qwx.4,v 1.6 2024/06/03 14:59:22 jsg Exp $ 2.\" 3.\" Copyright (c) 2022 Martin Pieuchot <mpi@openbsd.org> 4.\" Copyright (c) 2024 Stefan Sperling <stsp@openbsd.org> 5.\" 6.\" Permission to use, copy, modify, and distribute this software for any 7.\" purpose with or without fee is hereby granted, provided that the above 8.\" copyright notice and this permission notice appear in all copies. 9.\" 10.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17.\" 18.Dd $Mdocdate: June 3 2024 $ 19.Dt QWX 4 20.Os 21.Sh NAME 22.Nm qwx 23.Nd Qualcomm IEEE 802.11a/ac/ax/b/g/n wireless network device 24.Sh SYNOPSIS 25.Cd "qwx* at pci?" 26.Sh DESCRIPTION 27The 28.Nm 29driver provides support for Qualcomm Technologies QCNFA765 30802.11ax devices. 31.Pp 32The 33.Nm 34driver can be configured at runtime with 35.Xr ifconfig 8 36or on boot with 37.Xr hostname.if 5 . 38.Sh FILES 39The driver needs the following firmware files, 40which are loaded when an interface is brought up: 41.Pp 42.Bl -tag -width Ds -offset indent -compact 43.It Pa /etc/firmware/qwx-wcn6855-hw2.0-amss 44.It Pa /etc/firmware/qwx-wcn6855-hw2.0-board-2 45.It Pa /etc/firmware/qwx-wcn6855-hw2.0-m3 46.It Pa /etc/firmware/qwx-wcn6855-hw2.0-regdb 47.It Pa /etc/firmware/qwx-wcn6855-hw2.1-amss 48.It Pa /etc/firmware/qwx-wcn6855-hw2.1-board-2 49.It Pa /etc/firmware/qwx-wcn6855-hw2.1-m3 50.It Pa /etc/firmware/qwx-wcn6855-hw2.1-regdb 51.El 52.Pp 53These firmware files are not free because Qualcomm refuses to grant 54distribution rights without contractual obligations. 55As a result, even though 56.Ox 57includes the driver, the firmware files cannot be included and 58users have to download these files on their own. 59.Pp 60A prepackaged version of the firmware can be installed using 61.Xr fw_update 8 . 62.Sh EXAMPLES 63The following example scans for available networks: 64.Pp 65.Dl # ifconfig qwx0 scan 66.Pp 67The following 68.Xr hostname.if 5 69example configures qwx0 to join network 70.Dq mynwid , 71using WPA key 72.Dq mywpakey , 73obtaining an IP address using DHCP: 74.Bd -literal -offset indent 75join mynwid wpakey mywpakey 76inet autoconf 77.Ed 78.Sh SEE ALSO 79.Xr arp 4 , 80.Xr ifmedia 4 , 81.Xr intro 4 , 82.Xr netintro 4 , 83.Xr pci 4 , 84.Xr hostname.if 5 , 85.Xr ifconfig 8 86.Sh HISTORY 87The 88.Nm 89driver first appeared in 90.Ox 7.5 . 91.Sh CAVEATS 92The 93.Nm 94driver does not support any of the 802.11n, 802.11ac, and 802.11ax 95capabilities offered by the hardware. 96.Sh BUGS 97Broadcast and Multicast frames are only received on networks which 98do not use encryption or which use WPA2 with group cipher CCMP. 99This prevents ARP and IPv6 from working correctly on other types of 100networks. 101