Date: Tue, 2 Feb 2021 00:21:07 +0100 From: Hans Petter Selasky <hps@selasky.org> To: Konstantin Svist <fry.kun@gmail.com>, freebsd-usb@freebsd.org Subject: Re: Can't load firmware to HP LJ 1018 Message-ID: <6eefa0b9-344c-072f-f702-818212ce2e12@selasky.org> In-Reply-To: <00101eaf-0926-bfcb-e461-6de2ce2fe847@selasky.org> References: <e27106ea-a440-849d-e6b4-84d4524230b9@gmail.com> <96e7420b-5c75-f23a-ee8d-f1a6da12c48b@selasky.org> <c40e3d6f-65c9-926f-79e6-c7468b41b869@gmail.com> <00101eaf-0926-bfcb-e461-6de2ce2fe847@selasky.org>
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On 2/2/21 12:19 AM, Hans Petter Selasky wrote: > On 2/2/21 12:18 AM, Konstantin Svist wrote: >> Hmm.. what is EPNO? >> >> Now that you mention it, I see /dev/usb/0.4.[01]. Only tried writing to >> /dev/usb/0.4.0 before. Will try that and send an update with the results! > > EPNO is endpoint number. 0 means control endpoint - don't use this. Try > some of the non-zero ones. It might be your lucky day ;-) > > --HPS Also I suspect you need to use "dd" and not "cat": dd if=firmware.bin of=/dev/usb/0.4.1 bs=512 --HPS
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