Re: Can't find device node in /dev/ directory!
li94575 <[email protected]>
| Newsgroups | gmane.comp.micro-kernel.l4.devel |
|---|---|
| Message-ID | <[email protected]> |
At 2016-10-27 22:33:01, "Matthias Lange" <[email protected]> wrote: >On 10/27/2016 04:29 PM, li94575 wrote: >> Hi, >> I added some drivers in l4linux, of course, I assigned the >> corresponding peripheral resources (iomem, irq) to these drivers. >> From the driver's output log, it seems that they all work well, but when >> entering the command line, I could not find any relevant >> device node in /dev/ directory. To my confusion, I can see these devices >> info in /sys/ directory. >> The command line args is showing below: >> mem=64M console=ttyLv0 l4x_rd=rom/ramdisk-" .. L4.Info.arch() .. ".rd >> ramdisk_size=4000 >> Any idea? > >Do you have devtmpfs configured in your L4Linux kernel? Did you ran udev >or mdev to populate /dev? >Thank you very much for your reply!It seems not to help, after configuring devtmpfs in l4linux kernel. I have selected the following two options.make menuconfig-->Device Drivers-->Generic Driver Options -->Maintain a devtmpfs filesystem to mount at /dev -->Automount devtmpfs at /dev, after the kernel mounted the rootfsNow I can only see these device nodes in dev/ directory:And could you tell me how to run udev or mdev? _______________________________________________ l4-hackers mailing list [email protected] http://os.inf.tu-dresden.de/mailman/listinfo/l4-hackers
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