Re: urtw0: could not allocate USB transfers

On Wednesday, March 02, 2011 11:00:26 am Etienne Robillard wrote:
> On 02/25/2011 07:31, Bernhard Schmidt wrote:
> > On Friday, February 25, 2011 12:47:12 Etienne Robillard wrote:
> >    
> >> 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).
> >>      
> > Yeah, urtw(4) has a few flaws..
> >
> > - urtw(4): Realtek RTL8187B/RTL8187L
> > - rum(4): Ralink RT2501/RT2601
> > - run(4): Ralink RT2700/RT2800/RT3000
> >
> > So it seems the driver you've posted conflicts with run(4). From a
> > quick glance at it, it seems to support 11n? If so, can I talk you
> > into working on getting those bits merged?
> > Thanks!
> >
> > --
> > Bernhard
> > X-UID: 10549
> > Status:
> > X-Keywords:
> > Content-Length: 0
> >
> >    
> I forwarded this thread on -current.
> 
> Please also find below a stack trace produced with option KDB_UNATTENDED
> for the rt28700 driver (if_rt28700).
> 
> On another side note, I have not being able to load
> the runfw firmware module anymore after having updated
> the src tree for 8.2-STABLE ?
> 
> $ sudo kldload /boot/kernel/runfw.ko
> kldload: can't load /boot/kernel/runfw.ko: Exec format error

Here is your real error in dmesg:

> KLD runfw.ko: depends on firmware - not available or version mismatch
> linker_load_file: Unsupported file type

You need to kldload firmware.ko or make sure 'device firmware' is in your
kernel config.

-- 
John Baldwin