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

From: Pavel Machek
Date: Wed Oct 31 2018 - 08:46:14 EST


Hi!

> > https://github.com/hackerspace/olpc-xo175-buildroot/releases
> >
> > Here's a SD card image that works for me. The topmost commit in the
> > same repository is the build configuration that was used to generate
> > it:
> >
> > https://github.com/hackerspace/olpc-xo175-buildroot/commit/71783d599.patch
> >
> > Note it is only going to boot off the SD card, because the root=
> > argument is hardwired in the devicetree. Sorry about that -- I built
> > the image before I noticed you're booting off an USB stick and I don't
> > have the resources to regenerate the image at the moment.
>
> Your image does boot for me - after changing features on
> filesystem.
>
> http://dev.laptop.org/~quozl/y/1gHh5m.txt (dmesg)
>
> dumpe2fs of your image filesystem features; has_journal ext_attr
> resize_inode dir_index filetype flex_bg sparse_super large_file
> huge_file dir_nlink extra_isize metadata_csum, and flags;
> signed_directory_hash.
>
> dumpe2fs of my image filesystem features; has_journal ext_attr
> resize_inode dir_index filetype extent flex_bg sparse_super uninit_bg
> dir_nlink extra_isize, and flags; unsigned_directory_hash.
>
> Our OLPC OS builder uses "mkfs.ext4 -O dir_index,^huge_file", from
> e2fsprogs 1.42.5.
>
> I'll look at the microSD card errors; by trying another one.

Success, too... after re-doing the filesystem with local mkfs.

One thing I noticed: olpc-battery/voltage_max_design is lower than
voltage normally reported by voltage_now.

I'll play with it some more

Best regards,
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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