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Date:      Fri, 26 Jun 2020 10:58:20 +0200
From:      Hans Petter Selasky <hps@selasky.org>
To:        Jan Behrens <jbe-mlist@magnetkern.de>, CeDeROM <CeDeROM@tlen.pl>
Cc:        "freebsd-usb@FreeBSD.org" <freebsd-usb@freebsd.org>
Subject:   Re: USB reset fails when using a LimeSDR Mini on FreeBSD
Message-ID:  <0ec3e5a3-7f31-d1cd-6862-6066c431aa80@selasky.org>
In-Reply-To: <20200625224522.44d6584465cb6e20d17be320@magnetkern.de>
References:  <20200625121052.e9f7e7cbeb68fad264ec80a9@magnetkern.de> <CAM8r67DFFeFCHMh6mAxw=x2LKYnFGwasOLgceo-EQSMOvMHbeg@mail.gmail.com> <20200625200849.6af81489a80c2f97d4f89ee6@magnetkern.de> <CAM8r67AE1K9AK%2BaL4RCn6_BWajvzKO7K99bYZMdH0mr-HQdyGw@mail.gmail.com> <20200625224522.44d6584465cb6e20d17be320@magnetkern.de>

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USB_ERR_IOERROR:

This error code is carefully chosen to indicate that the USB device did 
not respond at all to the USB set address command, which is mandatory to 
implement. Likely the USB firmware on the device is not up and running, 
or there is a timing issue or bug in the firmware.

--HPS



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