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Firmware files for drivers in Linux

Posted by Alex On January 27, 2022

What is Linux Firmware for? Firmware can be confusing because not all users remember them, and firmware are not always pre-installed on Linux distributions. At the same time, firmware is just as important for the normal operation of devices as are drivers (kernel modules), which usually already exist in the system, since they are part of the Linux kernel. Due...

Linux does not see Wi-Fi on Intel chipset. “firmware: failed to load iwlwifi” error (SOLVED)

Posted by Alex On January 27, 2022

Built-in Wi-Fi adapter manufactured by Intel is not detected by the system. Linux does not see the Wi-Fi device as if it is not connected. To view system events since the last boot, run the following command. journalctl -b You can scroll through the output or search for “iwlwifi”. An example output related to a non-working Wi-Fi adapter on an...

Linux does not see Wi-Fi on Realtek chipset. “firmware: failed to load rt2870.bin” error (SOLVED)

Posted by Alex On January 27, 2022

When connecting a Wi-Fi adapter with a Realtek chipset, nothing happens, or the device does not work properly. Command iw dev outputs the following information: phy#0 Interface wlan0 ifindex 3 wdev 0x1 addr 52:e7:b0:49:a2:84 type managed txpower 0.00 dBm The txpower value is zero, the system does not see the Wi-Fi device. Run command journalctl -f and connect the Wi-Fi...

Linux does not see Alfa AWUS036NHA. “firmware: failed to load ath9k_htc” error (SOLVED)

Posted by Alex On January 27, 2022

When connecting a Wi-Fi adapter based on the Atheros chipset, such as Alfa AWUS036NHA, a Linux computer does not see the Wi-Fi device. Command iw dev does not output anything, as if the device is not connected. In the Linux Wi-Fi Cheat Sheet: Tips and Troubleshooting, we'll use the advice from the “How to ask a question about a problem...

Changes in the linux-firmware package: kernel requirements, separating large files into separate packages

Posted by Alex On January 24, 2022

In Arch Linux, the linux-firmware package, which contains the firmware files, got important changes. In addition to the usual file updates and adding support for new devices, this package has a requirement for a minimum kernel version, and the package itself is divided into several packages. Recall that device firmware are files that are necessary for the normal operation of...

How to Update HackRF One Firmware (SOLVED)

Posted by Alex On May 14, 2021

To check the version of the installed software and HackRF firmware, run the command: hackrf_info As you can see, the version of the software installed on this computer is now 2021.03.1: hackrf_info version: 2021.03.1 libhackrf version: 2021.03.1 (0.6) And firmware version 2018.01.1: Firmware Version: 2018.01.1 (API:1.02) You can make sure that this is the latest software version on this page:...