Date: Mon, 2 Mar 2020 08:41:21 -0800 From: bob prohaska <fbsd@www.zefox.net> To: Hans Petter Selasky <hps@selasky.org> Cc: freebsd-arm@freebsd.org, bob prohaska <fbsd@www.zefox.net> Subject: Re: RPI3, usbconfig: could not open device: No error: 0 Message-ID: <20200302164121.GA2585@www.zefox.net> In-Reply-To: <c28bb62b-c43a-88f5-4ce6-6345ec09c1fe@selasky.org> References: <20200301192518.GA1031@www.zefox.net> <c28bb62b-c43a-88f5-4ce6-6345ec09c1fe@selasky.org>
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On Mon, Mar 02, 2020 at 09:35:48AM +0100, Hans Petter Selasky wrote: > On 2020-03-01 20:25, bob prohaska wrote: > > While trying to unstick a pl2303 usb-serial adapter that wasn't > > showing up on a Pi3 I tried > > > > root@www:/home/bob # usbconfig reset > > usbconfig: could not open device: No error: 0 > > > > That seemed odd, so I tried: > > If you don't specify a device, all devices will be reset. This simply > won't work! > Would it be effective to use kldunload uplcom kldload uplcom to "wake up" the pl2303? At this point unplugging and replugging the USB connector has no effect, but a warm reboot has so far worked. Thanks for replying! bob prohaska
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