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RPI3 does not support RTL8811CU Wireless LAN 802.11ac USB NIC dongle out of the box. Guideline to compile by yourself
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| # Device 0bda:c811, RTL8811CU Wireless LAN 802.11ac USB NIC | |
| # Drivers for rtl8811CU and rtl8821CU Wi-Fi chipsets. | |
| $ lsusb | |
| # List of supported devices by compiled modules | |
| $ modprobe -c | grep -i 8821cu # search our module | |
| # Thread on forum with this problem (whitebatman saved my day) | |
| 1. https://ubuntuforums.org/showthread.php?t=2389602&page=3&p=13772230#post13772230 | |
| 2. Whitebatman Repo: https://github.com/whitebatman2/rtl8821CU | |
| # How to link and pre compile kernel before compiling driver | |
| https://discourse.osmc.tv/t/gpio-joystick-raspberrypi-kernel-headers/35592/5 | |
| 0. Before all install: | |
| $ sudo apt-get install build-essential | |
| $ sudo apt-get install libssl-dev | |
| 1. sudo apt-get install rbp2-source-4.19.55-6-osmc | |
| 2. sudo ln -s /usr/src/rbp2-source-4.19.55-6-osmc /lib/modules/4.19.55-6-osmc/build | |
| 3. sudo ln -s /usr/src/rbp2-source-4.19.55-6-osmc /lib/modules/4.19.55-6-osmc/rbp2-source-4.19.55-6-osmc | |
| 4. cd /usr/src/rbp2-source-4.19.55-6-osmc | |
| # Run commands | |
| $ sudo make oldconfig # (on case if error with bison: apt-get install flex bison) | |
| $ sudo make prepare # (on case if error /bin/sh: 1: bc: not found: sudo apt-get install bc) | |
| $ sudo make modules_prepare | |
| # How to install rtl8821CU driver for (Device 0bda:c811, RTL8811CU Wireless LAN 802.11ac USB NIC) | |
| # make -j4 ARCH=arm (ARCH=arm must be on RPI3) | |
| 1. git clone https://github.com/whitebatman2/rtl8821CU | |
| 2. cd rtl8821CU | |
| 3. Change Makefile to: | |
| CONFIG_PLATFORM_I386_PC = n | |
| CONFIG_PLATFORM_ARM_RPI = n | |
| CONFIG_PLATFORM_ARM_RPI3 = y | |
| 4. make -j4 ARCH=arm | |
| 5. make install | |
| 6. modprobe 8821cu | |
| # How to connect from command line to Wifi | |
| https://gist.github.com/kylemanna/6930087 | |
| # How to disable onboard wifi | |
| 1. Put to '/etc/modprobe.d/rpi-blacklist.conf' | |
| blacklist brcmfmac | |
| blacklist brcmutil | |
| 2. reboot | |
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Thank you!
rbp2-sourceis not available in the kali linux repos I'm using, but I skipped this part and it worked fine