[coreboot] EHCI debug port finder
Carl-Daniel Hailfinger
c-d.hailfinger.devel.2006 at gmx.net
Tue Sep 9 20:36:12 CEST 2008
On 09.09.2008 19:16, Joseph Smith wrote:
>
> On Tue, 09 Sep 2008 14:58:02 +0200, Carl-Daniel Hailfinger
> <c-d.hailfinger.devel.2006 at gmx.net> wrote:
>
>> On 09.09.2008 04:23, Joseph Smith wrote:
>>
>>>> I'd be interested in the output of my script on your machines and
>>>> whether it helped you find the right physical port.
>>>>
>>>>
>>>>
>>> Well it maybe helpfull for someone that has a bunch of physical ports,
>>>
>> but
>>
>>> my boards only have two physical ports and I already know which one is
>>>
>> the
>>
>>> debug port/first port. But I could run it for you if you want me to...
>>>
>>>
>> That would be nice. Although the script was mainly written to find the
>> two debug ports on my machine with 14 ports, I hope it is useful for
>> smaller machines.
>>
>> By the way, do you have a debug cable?
>>
>>
> No, that is a sore subject with me...
> Remember I wanted to build one, and I got shot down for that...
>
Yes, I remember that discussion. The main point was that parts+shipping
would be almost the current net20dc price+shipping. My apologies if you
felt shot down, that surely was not intentional.
> I still can't justify the price, when a serial cable works just as good.
>
Same here. I still hope we can somehow abuse the Geode CS5536 chip to
act as a debug device. That would probably be cheaper than building a
NET20DC from scratch, especially because Geode based boards can be had
rather cheap on ebay.
Regards,
Carl-Daniel
--
http://www.hailfinger.org/
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