From owner-freebsd-questions@FreeBSD.ORG Fri Apr 9 13:07:35 2010 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 44B8B106564A for ; Fri, 9 Apr 2010 13:07:35 +0000 (UTC) (envelope-from pit@joseph-a-nagy-jr.us) Received: from outbound-mail-313.bluehost.com (cpoproxy3-pub.bluehost.com [67.222.54.6]) by mx1.freebsd.org (Postfix) with SMTP id 0E4C18FC15 for ; Fri, 9 Apr 2010 13:07:34 +0000 (UTC) Received: (qmail 13425 invoked by uid 0); 9 Apr 2010 13:07:34 -0000 Received: from unknown (HELO box264.bluehost.com) (69.89.31.64) by cpoproxy3.bluehost.com with SMTP; 9 Apr 2010 13:07:34 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=default; d=joseph-a-nagy-jr.us; h=Received:Message-ID:Date:From:User-Agent:MIME-Version:To:Subject:References:In-Reply-To:X-Enigmail-Version:Content-Type:X-Identified-User; b=kPsK3DN7gFFOaQWj6R5v9t5Ugq3VtI2d9JsRSS6Bdph/BFTWuD2L56U0LPXBN8L9VX+l9fROszmhk5pthpVLLacd3ASJpjNTvHqJZ7izO8I/Fw4KGIx8eLisi2pePmmE; Received: from [206.74.86.236] (helo=[192.168.1.102]) by box264.bluehost.com with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.69) (envelope-from ) id 1O0Dvp-0008Ek-UE for freebsd-questions@freebsd.org; Fri, 09 Apr 2010 07:07:34 -0600 Message-ID: <4BBF2674.6080402@joseph-a-nagy-jr.us> Date: Fri, 09 Apr 2010 08:07:00 -0500 From: Programmer In Training User-Agent: Mozilla/5.0 (X11; U; FreeBSD i386; en-US; rv:1.9.1.8) Gecko/20100324 Thunderbird/3.0.3 MIME-Version: 1.0 To: freebsd-questions@freebsd.org References: <4BBE8DB1.8040905@joseph-a-nagy-jr.us> <4BBE9470.1040607@joseph-a-nagy-jr.us> <4BBEB5BC.3000509@joseph-a-nagy-jr.us> <4bbedc81.G0j71lonOCUqR/vZ%perryh@pluto.rain.com> In-Reply-To: X-Enigmail-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enigF185F5A30775FB9A2A4521EC" X-Identified-User: {2250:box264.bluehost.com:ameliora:joseph-a-nagy-jr.us} {sentby:smtp auth 206.74.86.236 authed with pit@joseph-a-nagy-jr.us} Subject: Re: USB Powered Speakers X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 09 Apr 2010 13:07:35 -0000 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigF185F5A30775FB9A2A4521EC Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On 04/09/10 06:25, Warren Block wrote: > On Fri, 9 Apr 2010, perryh@pluto.rain.com wrote: >=20 >> Programmer In Training wrote: >> >>> ... they are only attached for power purposes ... >> >>> Input power: DC 5V 500mA >> >> Any chance these speakers need a USB 2.0 port, and all the ports >> on your FreeBSD box are 1.x? I don't remember the USB power spec >> offhand, but 2.5W may exceed what a USB 1.x port can supply -- >> a limit that applies regardless of the system's overall power >> provisioning. >=20 > 500 mA is 5 unit loads for USB 2.0, or powered hub territory. The > device has to request that high power mode, and the system can say no > and disable the port. That should show in /var/log/messages. The following messages so far haven't shown up today. Apr 8 22:30:01 heaven root: Unknown USB device: vendor 0x046e product 0x5542 bus uhub4 Apr 8 22:30:01 heaven kernel: uhid0: on usbus4 Apr 8 22:30:01 heaven kernel: uhub_explore:611: illegal enable change, port 3 Apr 8 22:30:15 heaven kernel: ugen4.3: at usbus4 (disconnected) Apr 8 22:30:15 heaven kernel: ukbd0: at uhub4, port 3, addr 3 (disconnected) Apr 8 22:30:15 heaven kernel: uhid0: at uhub4, port 3, addr 3 (disconnected) Apr 8 22:30:16 heaven kernel: usb_alloc_device:1586: set address 3 failed (USB_ERR_IOERROR, ignored) Apr 8 22:30:16 heaven kernel: usb_alloc_device:1624: getting device descriptor at addr 3 failed, USB_ERR_IOERROR! --=20 Yours In Christ, PIT Emails are not formal business letters, whatever businesses may want. Original content copyright under the OWL http://owl.apotheon.org Please do not CC me. If I'm posting to a list it is because I am subscrib= ed. --------------enigF185F5A30775FB9A2A4521EC Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.14 (FreeBSD) iQEcBAEBAgAGBQJLvyaIAAoJEENZQ8DH7rW0KMAH/RKS5lL6wPLrtAUEZJFJ3dlW hrXwIK+jvwv4ZQF/f+i0oXgQz/YgQAK8I0LllyU6r7vUSARl0+ETCvQuB/5V+XgA qhdikHelHaDnBM3Yt3//XCnIRlAPRFTIH8zpub99DtqkMeq1IecxRM8NYqr9jzJN edfzi/xLGhzWJ81JlGcJmqWIetgmqB2NwhU8gl8UAryRDocOR54pBiL1ymXouWMT HLKANWqHokwk5ehA7DX7TjtG5keqDAUTaieJEKlEZw9koG87vknzVvGLkPzOYBRz QE/+cw+C1yCyQqbfhUITDEOcAUxLB/8qyQm8sllH4YLDg7I9viBOQpx8qTAjLGo= =ECKL -----END PGP SIGNATURE----- --------------enigF185F5A30775FB9A2A4521EC--