rpi4-ubuntu22-nrc7279-hat

A few scripts for use with the Alfa Networks AHPI7292S WiFi HaLow HAT, on Ubuntu 22

WORK IN PROGRESS! :)

• DT overlay to disable SPI working
• Driver builds successfully
• Firmware being loaded correctly for host-mode
• Hacky hard-coded insmod call working, wlan1 device appearing
• STA/AP mode working
• STA/AP mode working reliably
• SNIFFER/MESH modes working
• iperf3 evaluation (1.5mbit ish)

Tips

Make sure your kernel and firmware are up to date! (apt update && apt upgrade). I recommend a kernel version of 5.15.0-1029-raspi or higher.

Here is a pi firmware version which is working

ubuntu@piAB:~$ rpi-eeprom-update
*** UPDATE AVAILABLE ***
BOOTLOADER: update available
   CURRENT: Thu Apr 29 04:11:25 PM UTC 2021 (1619712685)
    LATEST: Tue Jan 25 02:30:41 PM UTC 2022 (1643121041)
   RELEASE: default (/lib/firmware/raspberrypi/bootloader/default)
            Use raspi-config to change the release.

  VL805_FW: Using bootloader EEPROM
     VL805: version unknown. Try sudo rpi-eeprom-update
   CURRENT: 
    LATEST: 

Compared to one which always segfaults.

*** UPDATE AVAILABLE ***
BOOTLOADER: update available
   CURRENT: Thu Sep  3 12:11:43 PM UTC 2020 (1599135103)
    LATEST: Tue Jan 25 02:30:41 PM UTC 2022 (1643121041)
   RELEASE: default (/lib/firmware/raspberrypi/bootloader/default)
            Use raspi-config to change the release.

  VL805_FW: Dedicated VL805 EEPROM
     VL805: version unknown. Try sudo rpi-eeprom-update
   CURRENT: 
    LATEST: 000138a1