Hello Ayoub, The kernel is quite old 2.6.20 and this variable is not available in the config. On the internet I saw this is only introduced with kernel version 2.6.32. Cheers, Gerard On Fri, May 26, 2017 at 10:20 PM, Ayoub Zaki wrote: > Hi Gerard, > > did you try to set CONFIG_DEVTMPFS=y in your Kernel config ? > > Cheers > > On 26.05.2017 15:52, Gerard van den Bosch wrote: > > Hello Andrea, > > I have tried to add the line to my machine config: > IMAGE_DEVICE_TABLES = "files/device_table-minimal.txt" > > But this didn't help, then I looked a bit further and also tried to set > the following: > > USE_DEVFS="0" > VIRTUAL_RUNTIME_dev_manager = "mdev" > > Unfortunately this doesn't seem to change anything. > > Cheers, > Gerard > > On Fri, May 26, 2017 at 7:27 PM, Andrea Adami > wrote: > >> On Fri, May 26, 2017 at 1:05 PM, Gerard van den Bosch >> wrote: >> > Hello, >> > >> > I have build my vendor custom kernel 2.6.20 with yocto daisy. >> > Daisy is used because seems to be last release supporting this old >> kernel. >> > >> > I tried building core-image-minimal and core-image-base. >> > >> > The kernel boots and the rootfs is mounted but then I get: >> > >> > "Warning: unable to open an initial console." >> > >> > >> > I found on the internet this is because "/dev/console" doesn't exists. >> > The dev folder in my generated rootfs is empty. >> > >> > On internet found can do the following commands: >> > "mknod -m 600 /dev/console c 5 1 " >> > "mknod -m 666 /dev/null c 1 3" >> > >> > But if this is the problem how do I add this to my recipe? >> > Or is there a proper way to populate this devices? >> > >> > Cheers, >> > Gerard >> > >> > -- >> > _______________________________________________ >> > yocto mailing list >> > yocto@yoctoproject.org >> > https://lists.yoctoproject.org/listinfo/yocto >> > >> >> Hello Gerard, >> >> if your old kernel lacks devtmpfs you need a "device table". >> You need to set at least >> IMAGE_DEVICE_TABLES = "files/device_table-minimal.txt" >> >> This is a default set in image.bbclass before and after daisy...dunno >> what's happened with this release. >> >> Cheers >> Andrea >> > > > > > -- > > Ayoub Zaki > ayoub.zaki@embexus.com > Mobile: +49(0)176-62901545 <+49%20176%2062901545>https://embexus.com > >