Wifi
Laptop form factors
Open source wifi drivers/devices
- Purism Decides on Wireless Qualcomm Atheros 802.11n over 802.11ac
- librem-14 2021 still ships with Atheros 802.11n device
- Comparison of open-source wireless drivers
- wireless kernel wiki drivers page
- FSF RYF wireless devices
Atheros
802.11ac support
Seems there are still no ac/ax devices with pure open source drivers which doesn't need propriatary firmware.
ath10x kernel driver and supported devices
Debug
Install packages:
sudo pacman -S wireless_tools ethtool inxi lshw
Hardware:
sudo lshw -C network
sudo inxi -n
Show connection details:
nmcli connection show Darkhole
Show hardware capabilities, like 2/5/6 GHz etc:
nmcli -f GENERAL,WIFI-PROPERTIES dev show wlp0s20f3
Show driver, firmware and other details:
sudo ethtool -i wlp0s20f3
Show frequency, accesss point MAC, bit rate etc:
iwconfig
Wavemon:
sudo pacman -S wavemon