/rtl8814au

Drivers for the rtl8814au chipset wireless adapters (D-Link DWA-192 rev A1)

Primary LanguageC

rtl8814au

Drivers for the rtl8814au chipset for wireless adapters (D-Link DWA-192 rev A1)

build & install

git clone https://github.com/coolshou/rtl8814au.git
cd rtl8814au/driver
make
sudo make install

debian dkms package (require dpkg-dev, dkms, dh-modaliases)

sudo apt install  debhelper dpkg-dev dkms dh-modaliases
cd rtl8814au/driver
dpkg-buildpackage -b --no-sign
cd ..
dpkg -i rtl8814au-dkms_5.8.5.1-35583.20191029-20230118_all.deb

UEFI Secure Boot - (boot the kernel with signed)

if insmod the module it shows error of "Required key not available", you are using a kernel which is signed Only signed module can be use in this condition.

sign needed error

  1. Create signing keys
    openssl req -new -x509 -newkey rsa:2048 -keyout MOK.priv -outform DER -out MOK.der -nodes -days 36500 -subj "/CN=Descriptive name/"
  1. Sign the module
    sudo /usr/src/linux-headers-$(uname -r)/scripts/sign-file sha256 ./MOK.priv ./MOK.der /path/to/module
  1. Register the keys to Secure Boot
    sudo mokutil --import MOK.der

	Supply a password for later use after reboot
  1. Reboot and follow instructions to Enroll MOK (Machine Owner Key). Here's a sample with pictures. The system will reboot one more time.
  2. Confirm the key is enrolled
mokutil --test-key MOK.der

USB2.0/3.0 mode switch

 initial it will use USB2.0 mode which will limite 5G 11ac throughput (USB2.0 bandwidth only 480Mbps => throughput around 240Mbps)
when modprobe add following options will let it switch to USB3.0 mode at initial driver
options 8814au rtw_switch_usb_mode=1



## TODO: run time change usb2.0/3.0 mode
### usb2.0 => usb3.0
```
sudo sh -c "echo '1' > /sys/module/8814au/parameters/rtw_switch_usb_mode"
```
### usb3.0 => usb2.0
```
sudo sh -c "echo '2' > /sys/module/8814au/parameters/rtw_switch_usb_mode"
```