ubuntu@ubuntu-server-rpi3:~$ ps -ef | grep [w]pa_supplicant root 1672 1 0 09:40 ? 00:00:00 /sbin/wpa_supplicant -u -s -O /run/wpa_supplicant root 5132 1 0 13:35 ? 00:00:00 /sbin/wpa_supplicant -c /run/netplan/wpa-wlan0.conf -iwlan0 ubuntu@ubuntu-server-rpi3:~$ dmesg | grep -i -e sdio -e irmw [ 0.072988] raspberrypi-firmware soc:firmware: Attached to firmware from 2020-06-01 13:25, variant start [ 0.077002] raspberrypi-firmware soc:firmware: Firmware hash is 6379679d1ec6a8c746d7e77e015f5b56b939976f [ 1.328483] raspberrypi-clk firmware-clocks: CPU frequency range: min 600000000, max 1400000000 [ 2.695175] mmc1: new high speed SDIO card at address 0001 [ 28.098539] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6 [ 28.404394] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6 [ 28.443492] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM4345/6 wl0: Mar 2 2020 23:30:41 version 7.45.202 (r724630 CY) FWID 01-72f6ece2 ubuntu@ubuntu-server-rpi3:~$ sudo dpkg -s linux-firmware-raspi2 Package: linux-firmware-raspi2 Status: install ok installed Priority: optional Section: multiverse/misc Installed-Size: 23558 Maintainer: Ubuntu Developers Architecture: arm64 Version: 1.20200601+arm64-0ubuntu2~20.04.1 Description: Raspberry Pi 2/3/4 GPU firmware and bootloaders This package contains all the proprietary files necessary to boot a Raspberry Pi 2/3/4 board. Homepage: https://github.com/raspberrypi/firmware ubuntu@ubuntu-server-rpi3:~$ sudo apt policy linux-firmware-raspi2 linux-firmware-raspi2: Installed: 1.20200601+arm64-0ubuntu2~20.04.1 Candidate: 1.20200601+arm64-0ubuntu2~20.04.1 Version table: *** 1.20200601+arm64-0ubuntu2~20.04.1 500 500 http://ports.ubuntu.com/ubuntu-ports focal-updates/multiverse arm64 Packages 100 /var/lib/dpkg/status 1.20200212-0ubuntu1 500 500 http://ports.ubuntu.com/ubuntu-ports focal/multiverse arm64 Packages