device driver

Hello! The amdgpu driver crashes with a segmentation fault on X.Org something like (address is correct) "Segmentation Fault on 0x2" (I'm not posting log, there was NOTHING usefull, and i dont want to restart X, but if you do think, i should, will do it.) The wayland (sway) crashes with...

Hi everybody, I'm experiencing my first driver dev. And I have this compil error : /usr/src/sys/sys/bus.h:743:10: fatal error: 'device_if.h' file not found How should I troubleshoot this, please ? Or how do I generate device_if.h from device_if.m ? Thanks a lot Cheers

Dear all, Did anybody have good luck getting this wireless laptop adapter recognized and work with FreeBSD? If so, which driver needs to be used? I had bad luck with ath (random try), bwi and bwn drivers. I believe this is the network adapter in Dell Inspiron 3000 series laptops. Currently...

Hello , In freeBSD 13.0, while running IO with blocksize 1MB observed corruption in SGL received. Ran IO with FIO (version 3.28)IO tool. Command used : fio --filename=/dev/da0: -direct=1 -iodepth=32 -ioengine=posixaio -rw=randrw -bs=1024k -numjobs=8 -runtime=30 -group_reporting -name=stress...

I have a cheap usb wireless adapter (brandname=Tenda) and I would like to know whether it is supported or not. It seems there are 805 kernel modules in FreeBSD-13. % ls /boot/kernel/*.ko | wc -l 805 Can I just load all those kernel modules and check my wireless is working at all? #...

Hello! I'm new on FreeBSD, i'm trying to create the "skeleton" driver and run it. I just create the "skeleton.c" and the "Makefile". When i run "make" it appear: After google it, i found this thread: 49779. But i can't find the source of the 13.0 version, it doesn't seem to be here...

Hi everybody, Recently I transplanted an i2c device to FreeBSD on Raspberry 3b+, and needed to use a GPIO interrupt function. When using the gpio_alloc_intr_resource () function, it always returned NULL. I don’t know what went wrong. And attach DTS configuration : touchscreen@5d {...

I want to make a sd card reader for FreeBSD on a RPI3 for a project like a SD card kernal module. I know how SD card works as with Block Device but block device is gone. So, I would like any suggestion on how to build a sd card driver in freebsd for ARM architecture. Thanks! Is there a library...

Hi, I have been running Solaris for many years, but am considering switching to FreeBSD, because of ZFS support which is important to me. So I have four questions that I hope you can help me with? 1) I have an LSI2008 sas card, is it supported? 2) I have a Nvidia Geforce GTX 1070 Ti graphics...

Good day! I have a PC with such processor: CPU: AMD A6-9500E RADEON R5, 6 COMPUTE CORES 2C+4G (2994.44-MHz K8-class CPU) Origin="AuthenticAMD" Id=0x660f51 Family=0x15 Model=0x65 Stepping=1...

Hi, I've been trying to figure out how to make my device driver respond to lseek. There doesn't seem to be an appropriate entry in the cdevsw structure (in src/sys/sys/conf.h). Obviously I can make an ioctl call for this, but I'd like to do it it the right way. FWIW, this is a device...