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From: Chris McGee <sirnewton_01@yahoo.ca>
To: 9front@9front.org
Subject: Re: [9front] bounty for 9pi update for 9front
Date: Thu, 13 Sep 2018 13:40:50 -0400	[thread overview]
Message-ID: <73056CCE-BB9C-46D6-B826-3659B3AE1494@yahoo.ca> (raw)
In-Reply-To: <FD1889DE-6490-4ACC-8125-438E6A161643@quintile.net>

I had only wireless and minimal peripherals on my pis (keyboard and mouse). I tried different power supplied including battery power to rule out bad power or noise. I could reproduce the problem on both pi2 and pi3 quite reliably and also two other people noticed it too. Pi1 worked fine though.

The symptom was very strange phantom keyboard key presses and button clicks. They would start at random points in time and even sometimes during boot. I traced it all of the way to the USB debugging the HID packets. At the lowest level it appeared as though the keyboard was actually sending Shift-Ctrl-A/B keypresses. I was expecting some kind of memory corruption type problems due to mulicore but it didn’t seem so.

I think I finally threw in the towel once I saw that even raspbian/Linux have USB hacks abound and state on their website that not all USB devices may work with it. That and the lack of any good hardware specs on how the controller works.

I’m now in search of better hardware and left with a bad impression of raspberry pi and USB itself. I hear from some hardware folks that PCIe and Ethernet are much better and Thunderbolt is a dumpster fire. Maybe there will be a riscv dev board soon.

> On Sep 13, 2018, at 11:01 AM, Steve Simon <steve@quintile.net> wrote:
> 
> i would try it at the very least.
> 
> i have been looking for an excuse to install 9front.
> 
> personally i would like audio support, and a prebuilt image which tracks the 9front 386/amd64 distribution.
> 
> my 2p’s worth
> 
> -Steve
> 
>> On 13 Sep 2018, at 2:29 pm, Julius Schmidt <aiju@phicode.de> wrote:
>> 
>> Sending hardware to cinap is the best way to ensure that it works with the least amount of effort and will continue to work in the future.
>> 
>>> On Wed, 12 Sep 2018, Antoni Sawicki wrote:
>>> 
>>> Hi all
>>> 
>>> Here is my pledge. Recently (April 2018) Richard Miller posted an update of a 9pi image supporting Raspbbery PI 3B+ with USB, Eth, Video etc. I would like to see this integrated in to 9front. What I offer:
>>> 
>>> Hardware (Raspberry PI 3B+) for you to keep forever.
>>> $100 for a first working image for RPI 3B+ with latest 9front.
>>> $100 for a permanent integration to build process so it will be automatically build with every 9front release in future. You get that on a subsequent 9front release.
>>> 
>>> By a working image I mean something akin to 9pi.img that you dd to the sd card and just works
>>> 
>>> I will only sponsor RPI hardware to serious contenders. Please email me ahead of time.
>>> 
>>> a
>>> 
> 



  reply	other threads:[~2018-09-13 17:40 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-12  5:27 Antoni Sawicki
2018-09-13  0:47 ` [9front] " Chris McGee
2018-09-13  6:10   ` Steve Simon
2018-09-13  8:07     ` hiro
2018-09-13 10:18       ` Antoni Sawicki
2018-09-13 12:13       ` Steve Simon
2018-09-13 13:29 ` Julius Schmidt
2018-09-13 15:01   ` Steve Simon
2018-09-13 17:40     ` Chris McGee [this message]
2018-09-14 12:29       ` Ethan Gardener
2018-09-14 13:39         ` Steve Simon
2018-09-14 15:25           ` Ethan Gardener
2018-09-13 20:29   ` Antoni Sawicki
2018-10-21 23:45 cinap_lenrek
2019-01-10 17:55 sl

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