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I have a ST7580 Power line communication modem connected to a BeagleBone Black device running Debian Linux, kernel v4.19. I am trying to communicate w ...
I am trying to make two/multiple custom modules outside buildroot directory and build them whenever needed. Tree as below, added this config to .co ...
Coming from the Windows world, I assume that Vmlinuz is equivalent to ntoskrnl.exe, and this is the kernel executable that gets mapped in Kernel memor ...
When building an external kernel module with devtool build in Yocto, the build sometimes fails. How can I fix that? ...
I'm currently writing a module for Linux, and I want to pass a queue of data from kernel to user space (my program in user responsible to read this da ...
I've been given a .zip file containing source for a proprietary kernel module. Once unzip'd, there is an install script that needs to be run. The inst ...
I'm trying to figure out why the DB query is not being executed at all. I did everything according to the documentation, but it doesn't work. I run th ...
Hi I am sure the issue can be solved by something super simple I overlooked. This is a snippet from my header file: My kernel code loads and probes ...
I'm doing some experiment on rpi4, and trying to reproduce this kernel module from github https://github.com/sysprog21/dont-trace on my rpi4. I encoun ...
I backported mcp251xfd CAN driver for v4.9 I can see now can0 in ifconfig but when I do: $ sudo ip link set can0 type can bitrate 125000 $ sudo ip li ...
I want to load a shared object to certain processes, there are certain conditions that are required loading to only specific processes and not all ...
Edit: It works now, https://github.com/minima34/mcp251xfd_test I wrote my first linux module using SPI to just test mcp2158fd chip writing and readin ...
I'm developing a module in kernel that uses kmem_cache. While developing and testing, it's possible that something goes wrong or I want to quit the mo ...
I have the following kernel module and Makefile for linux running on beagle-bone board. The module builds fine and test_km.ko file is generated,whe ...
Hope you all are doing well I'm working with the Yocto project having dunfell branch As a hardware perspective, I'm using STM32MP1dk1 board with meta ...
The vast majority of real SPI devices are platform-specific, and provide some means for automated discovery/enumeration (usually via Device Tree or AC ...
In /usr/lib/modules/$(uname -r)/modules.devname, the first line is a comment: Assuming what it means is that the first time a device file under /de ...
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I've been browsing through the Linux IOMMU code for quite a while now and couldn't find an easy approach to directly create an IOMMU entry. I want to ...