Date: Tue, 11 Oct 2022 08:57:49 +0200 From: Hans Petter Selasky <hps@selasky.org> To: Daniel O'Connor <darius@dons.net.au>, freebsd-usb@freebsd.org Subject: Re: Failed control transfer Message-ID: <7e1de023-094f-4247-146d-9e8f498ae0e7@selasky.org> In-Reply-To: <7FF9CB5C-26B0-4DBA-B7E4-80DBF50A80BB@dons.net.au> References: <7FF9CB5C-26B0-4DBA-B7E4-80DBF50A80BB@dons.net.au>
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On 10/11/22 06:18, Daniel O'Connor wrote: > I am trying to fix a bug in xc3sprog whereby it can't read the hardware ID (serial number) from the Xilinx programming tool. Sometimes you need to ask for 255 bytes and allow the control transfer to short terminate. Many USB devices are broken this way, that they cannot return partial USB descriptors. --HPS
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