Re: [PATCH v2 0/8] OLPC 1.75 Keyboard/Touchpad fixes

From: James Cameron
Date: Tue Oct 30 2018 - 19:54:40 EST


G'day Pavel,

On Tue, Oct 30, 2018 at 11:26:10AM +0100, Pavel Machek wrote:
> Hi!
>
> > > https://github.com/hackerspace/olpc-xo175-linux/wiki/How-to-run-an-up-to-date-Linux-on-a-XO-1.75
> > >
> > > I didn't test it yet -- will do when I get home in the evening. But
> > > chances are it's good enough and I guess you'd be able to get it
> > > working even if I messed up some details.
>
> Instruction say make, but you really need to do make zImage and make
> mmp2-olpc-xo-1-75.dtb .
>
> Instructions say "make -j", which is nice way to crash a machine. I
> suggest "make -j 8" :-).
>
> Ok, I think I followed the instructions. I am using empty root
> filesystem, just with /boot -- want to see kernel messages first
> before I mess with the userland.
>
> But I don't get kernel messages during boot:
>
> OLPC 1B1, 512 MiB memory...
> OpenFirmware Q4C02 EC Frimware 0.3.02
>
> Type any key to interrupt...
> (but keys do not interrupt anything, ouch).
> Warning... partition type is 0xb...
> Boot device: /usb/disk:\boot\olpc.fth Arguments:
> Boot device ....
> Warning... partition type is 0xb...

That firmware has problems with USB drives. Please upgrade to Q4D38.
Quickest tested method is http://wiki.laptop.org/go/Upgrading_firmware

I'm firmware releaser and signer.

> And that's it, cursor and no kernel messages.
>
> Any ideas?
>
> Could I get prepared binary zImage for testing?
>
> Thanks,
> Pavel
> --
> (english) http://www.livejournal.com/~pavelmachek
> (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html



--
James Cameron
http://quozl.netrek.org/