Date: Fri, 25 Feb 2011 06:47:12 -0500 From: Etienne Robillard <erob@gthcfoundation.org> To: bschmidt@freebsd.org Cc: freebsd-stable@freebsd.org Subject: Re: urtw0: could not allocate USB transfers Message-ID: <4D6796C0.6040402@gthcfoundation.org> In-Reply-To: <201102251218.12664.bschmidt@freebsd.org> References: <4D66C4CB.1060207@2egos.de> <201102251011.03839.bschmidt@freebsd.org> <4D677E58.1080808@gthcfoundation.org> <201102251218.12664.bschmidt@freebsd.org>
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On 25/02/11 06:18 AM, Bernhard Schmidt wrote: > On Friday, February 25, 2011 11:03:04 Etienne Robillard wrote: > >> On 25/02/11 04:11 AM, Bernhard Schmidt wrote: >> >>> On Thursday, February 24, 2011 21:51:23 joseph wrote: >>> >>> >>>> Hello, >>>> >>>> i decided to get my laptop wlan via usb because my internal device isn't >>>> supported yet. >>>> The usb device is a logilink WL0006 unit its vendorid is 0x0bda and the >>>> productid says 0x8187. >>>> My search results say that this device depends on a RTL8187 chipset. >>>> I tried both, load the kernel module at boot time and compile kernel >>>> withe urtw, but i get the same output at dmesg >>>> >>>> device_attach: urtw0 attach returned 6 >>>> urtw0: <vendor 0x0bda product 0x8187, class 0/0, rev 2.00/2.00, addr 2> >>>> on usbus3 >>>> urtw0: could not allocate USB transfers, err=USB_ERR_NO_PIPE >>>> device_attach: urtw0 attach returned 6 >>>> >>>> im running FreeBSD 8.1-RELEASE-p2 amd64. >>>> >>>> What might be the reason for this error? >>>> Thanks for all hints. >>>> >>>> >>> Well, I have no clue about USB.. but this smells like one of the >>> endpoints is 'not there'. At least I can't find any reference to >>> it in the Linux driver. Wanna give attached patch a shot? >>> >>> >> Hi Bernard, >> >> For rt287x based cards, you can try using rt28700 chipset instead of >> urtw0 on >> FreeBSD 8. >> >> The former is not in the stable src tree, but could be retrieved from here: >> >> https://gthc.org/distfiles/freebsd/rt2870_fbsd8.tar.gz >> >> Any takers to make module rt28700 (if_rt2870) officially part of the >> FreeBSD src tree? >> > I'm a bit confused now, shouldn't the rt2870 be supported by run(4)? On > a site-note, this is Ralink chipset not a Realtek one. > > I believe this is a different implementation for RT8187 usb network adapters than run(4). However in my view I found urtw0 buggy, but would certainly take a look at run(4) to compare the results with wireless networking agaisnt the other driver (rt28700). Thanks, -- Etienne Robillard Company: Green Tea Hackers Club Occupation: Software Developer (and CEO) E-mail: erob@gthcfoundation.org Work phone: 450-936-2123 Website (Company): https://gthc.org/ Website (Blog): https://gthc.org/blog/ PGP public key fingerprint: F2A9 32EA 8E7C 460F 1728 A1A7 649C 7F17 A086 DDEC During times of universal deceit, telling the truth becomes a revolutionary act. -- George Orwell If a free society cannot help the many who are poor, it cannot save the few who are rich. -- John F. Kennedy
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