Date: Thu, 6 May 2021 18:16:10 +0200 From: Hans Petter Selasky <hps@selasky.org> To: lev@FreeBSD.org, freebsd-usb@freebsd.org Subject: Re: Flickering connection to UPS (again, but now I'm sure it is Ok under Windows) Message-ID: <98420b49-dc9a-0a5f-bcfe-e0a0e11a5994@selasky.org> In-Reply-To: <e90a1125-1c85-4344-2427-aa50158036fc@FreeBSD.org> References: <e90a1125-1c85-4344-2427-aa50158036fc@FreeBSD.org>
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On 5/6/21 6:12 PM, Lev Serebryakov wrote: > > And one more UPS has rock-stable connection and flicker > (connect/disconnect loop with period about 3 seconds) on FreeBSD. > > Yes, I've reported this problem already, but then it was decided, that > UPS is defective. > > Now, I've checked with 3 different USB debugging tools on Windows 10 > notebook, that it doesn't disconnect from Windows host. > > And it flicker on FreeBSD systems. > > Looks like, we need some quirk for this class of devices. > > I could collect logs on FreeBSD and Windows, but I don't know what to > compare and where to look. > Is this the same like: https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=237666 Could you try to install FreeBSD 11 and see if the issue goes away? --HPS
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