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Date:      Mon, 16 Mar 2020 10:23:08 -0600
From:      Ian Lepore <ian@freebsd.org>
To:        bmelo <bmelo@protonmail.com>, "freebsd-embedded@freebsd.org" <freebsd-embedded@freebsd.org>
Subject:   Re: STM32 not identified
Message-ID:  <2e1b00c4213037f308417c902291e0a88c06674b.camel@freebsd.org>
In-Reply-To: <bCyCGMfT-ROSVe2TXJJdJeOI3UkecbyDDrz8CTIcXPAoZwyKvYS4ZkgaQxMiXgvT7VNOTARJ0PLmbcvLU_WNxPPd578NDl0ZyZ7h_m8xSb0=@protonmail.com>
References:  <bCyCGMfT-ROSVe2TXJJdJeOI3UkecbyDDrz8CTIcXPAoZwyKvYS4ZkgaQxMiXgvT7VNOTARJ0PLmbcvLU_WNxPPd578NDl0ZyZ7h_m8xSb0=@protonmail.com>

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On Mon, 2020-03-16 at 12:23 +0000, bmelo via freebsd-embedded wrote:
> Hi, I have a STM32 Nucleo board and installed stlink from ports here.
> But all the time I run st-util command I get the message:
> WARN usb.c: Couldn't find any ST-Link/V2 devices
> The Nucleo creates cuaU0 and ttyU0 in /dev. It seems like a
> permission problem, but I have no idea how to fix that. I already
> tried to edit /etc/devfs.rules and the problem persists. /dev/cuaU0
> is uucp:dialer and ttyU0 is root:wheel.
> Any idea?
> 
> 

You didn't say *what* you tried with devfs.rules.  This is what I use
(because I am the only user of this machine, so security is not a
problem; these might not be good for a shared machine):

[localrules=10]
add path "ttyU*" mode 0666
add path "cuaU*" mode 0666
add path "ugen*" mode 0666
add path "usb/*"  mode 0666
add path "usb" mode 0755

-- Ian





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