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Date:      Mon, 04 Feb 2013 14:13:39 -0600
From:      Karl Denninger <karl@denninger.net>
To:        freebsd-stable@FreeBSD.org
Subject:   Re: So I whip out a FTDI-based multiport Serial USB Adapter....
Message-ID:  <51101673.8050800@denninger.net>
In-Reply-To: <1360008362.93359.485.camel@revolution.hippie.lan>
References:  <511004AA.3060201@denninger.net> <1360008362.93359.485.camel@revolution.hippie.lan>

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On 2/4/2013 2:06 PM, Ian Lepore wrote:
> On Mon, 2013-02-04 at 12:57 -0600, Karl Denninger wrote:
>> ... and plug it into FreeBSD 9.1-Stable with the rev ID FreeBSD
>> 9.1-STABLE #16 r244942
>>
>> and it returns....
>>
>> ugen4.4: <vendor 0x0409> at usbus4
>> uhub6: <vendor 0x0409 product 0x0050, class 9/0, rev 2.00/1.00, addr 4>
>> on usbus4
>> uhub_attach: port 1 power on failed, USB_ERR_STALLED
>> uhub_attach: port 2 power on failed, USB_ERR_STALLED
>> uhub_attach: port 3 power on failed, USB_ERR_STALLED
>> uhub_attach: port 4 power on failed, USB_ERR_STALLED
>> uhub_attach: port 5 power on failed, USB_ERR_STALLED
>> uhub_attach: port 6 power on failed, USB_ERR_STALLED
>> uhub_attach: port 7 power on failed, USB_ERR_STALLED
>> uhub6: 7 ports with 7 removable, self powered
>>
>> Yuck.
>>
>> The last time it was working was on a FreeBSD 7 box (yeah, I know,
>> rather old) but I never had problems there.  And it appears that all of
>> the device declarations that I used to have to put in the kernel as
>> non-standard stuff are now in GENERIC, so I would expect it to work.
>>
>> Ideas as to what may have gotten hosed up here?
>>
> Those messages all seem to be related to a hub. Vendor ID 0x0409 is NEC.
>
> FTDI's vendor ID is 0x0403, and FTDI stuff works fine in FreeBSD 9 and
> 10; I use it all the time.  Sometimes aftermarket vendors who use FTDI's
> parts program different vendor/product info and IDs have to be added to
> code to recognize them, that's the only trouble one usually encounters.
>
> -- Ian

It appears there is no declaration in any of the NEC constants in any of
the source or header files (other than usbdevs) in the
/usr/src/sys/dev/usb tree, so I'm unsure where it's getting the "7"
ports it is trying to attach, since there are 8 in the box and I can't
find a use of the tuple that it IDs under from the usbdevs declarations.....

Am I correct that if I was to add this pair to the serial/uftdi.c file
where the structure is set up it should (might?) recognize it?

There's no way to do this on a runtime basis, yes?

-- 
-- Karl Denninger
/The Market Ticker ®/ <http://market-ticker.org>;
Cuda Systems LLC



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