Date: Mon, 22 May 2017 14:05:36 +0200 From: Hans Petter Selasky <hps@selasky.org> To: lev@FreeBSD.org, freebsd-usb@freebsd.org Subject: Re: Ippon Back Power Pro LCD connection flickers Message-ID: <ca32090d-4b1d-59bc-7ea2-00836f2aa32d@selasky.org> In-Reply-To: <1af248e4-50dd-8268-c378-bd5063929310@FreeBSD.org> References: <1af248e4-50dd-8268-c378-bd5063929310@FreeBSD.org>
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On 05/22/17 13:30, Lev Serebryakov wrote: > > I've bought new UPS for my router, and I'm not sure, is it UPS problem > or FreeBSD preoblem, but it connects and disconnects every several > seconds, like this: > > May 22 14:26:28 gateway kernel: ugen1.2: <PPC Offline UPS> at usbus1 > May 22 14:26:43 gateway kernel: ugen1.2: <PPC Offline UPS> at usbus1 > (disconnected) > May 22 14:26:48 gateway kernel: ugen1.2: <PPC Offline UPS> at usbus1 > May 22 14:27:03 gateway kernel: ugen1.2: <PPC Offline UPS> at usbus1 > (disconnected) > May 22 14:27:08 gateway kernel: ugen1.2: <PPC Offline UPS> at usbus1 > May 22 14:27:23 gateway kernel: ugen1.2: <PPC Offline UPS> at usbus1 > (disconnected) > May 22 14:27:28 gateway kernel: ugen1.2: <PPC Offline UPS> at usbus1 > May 22 14:27:43 gateway kernel: ugen1.2: <PPC Offline UPS> at usbus1 > (disconnected) > May 22 14:27:48 gateway kernel: ugen1.2: <PPC Offline UPS> at usbus1 > > It works (with sysutils/nut) when it is connected, but flickers! > > Is here any way to be sure, that this is UPS problem and not FreeBSD one? > > I'm running > Hi, Try dumping the traffic using "usbdump -i usbus1 -f 2 " and look for completion errors. Might be a bug in the USB firmware of the UPS. --HPS
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