Re: serial port (USB) permissions

From: Johan Helsingius <julf_at_julf.com>
Date: Mon, 11 Aug 2025 07:10:45 UTC
Thanks!

	Julf

On 8/7/25 15:18, Tomek CEDRO wrote:
> On Wed, Aug 6, 2025 at 4:33 PM Johan Helsingius <julf@julf.com> wrote:
>> Connecting a serial adapter to the USB port works otherwise
>> OK (shows up as /dev/ttyU0, but seems only root has access
>> to the port. I am used to some group like "dialout" having
>> access as well. Is there some setting for allowing ordinary
>> users access. or do I have to do a chmod every time I connect
>> the device?
> 
>   ***/etc/devfs.rules:
>   [localrules=10]
>          add path 'ugen*' mode 0660 group operator
>          add path 'usb/*'  mode 0660 group operator
>          add path 'usb' mode 0770 group operator
> 
>   ***/etc/rc.conf:
>          devfs_system_ruleset="localrules"
> 
> + add your user to the operator group or change the group name above
> to match your needs :-)
> 
> + # service devfs restart
> 
> all shoud work now as expected :-)
>