On Fri, 3 Apr 2015, Robert Nelson wrote:
> On Fri, Apr 3, 2015 at 2:32 PM, Robert P. J. Day <rpj...@crashcourse.ca>
> wrote:
> > On Fri, 3 Apr 2015, Robert Nelson wrote:
> >
> >> >>
> >> >> Yeah, it doesn't depend on "FAT" it just requires a partition..
> >> >> However if that partition = root partition, in testing we found it
> >> >> would randomly corrupt things on the root partition.
> >> >>
> >> >> So it just needs a secondary non-mounted partition.. So to just
> >> >> properly use g_multi, i'd be forced to waste space on a 2nd
> >> >> partition in the console's "case"..
> >> >
> >> > um ... what? that's just a bit disturbing, i was unaware of that. so
> >> > there's no *actual* necessity for a second partition for g_multi, it's
> >> > just to avoid this issue.
> >> >
> >> >> I think the better solution is just to figure out why g_ether
> >> >> doesn't work like g_multi. ;)
> >> >
> >> > i agree, i'll dig into that this weekend unless someone solves it
> >> > first.
> >>
> >> That would be awesome if you had just a free moment, I've gone bald
> >> scratching my head on this issue. ;)
> >>
> >> So far, I've narrowed one of the issues down to "CONFIG_USB_ETH_EEM"
> >> which i've now globally disabled...
> >>
> >> Here's how i modprobe the g_multi/g_ether drivers...
> >>
> >> https://github.com/RobertCNelson/boot-scripts/blob/master/boot/am335x_evm.sh#L89
> >
> > ok, just so i understand what i want to look at this weekend, let me
> > make sure i understand the terrain here.
> >
> > if i read you correctly, you can connect your console image (which
> > uses g_ether) to a debian box via USB, and you get networking
> > automatically, correct? that would be the basic usb0 interface on the
> > BBB, and 192.168.7.[12], is that right? because if i do exactly the
> > same thing on my fedora rawhide box (console image), i *don't* get
> > networking, which suggests some deficiency on the fedora side.
> >
> > on the other hand, plugging in the g_multi-based lxde image the same
> > way on my fedora box works just fine.
> >
> > so given some time this weekend, my goal would be to try to identify
> > why USB networking using g_ether works with debian but fails with
> > fedora. do i have that right?
>
> Well... Just one other problem... My debian/jessie box is running a
> mainline kernel with all modules... So... It "might" be broken for
> normal Debian users.. ;)
not worried about that ... what would be useful is a dump from
"udevadm monitor" while plugging in the BBB, to at least see the
uevents to figure out what that would map to.
and now, i'm off to drink martinis.
rday
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Robert P. J. Day Ottawa, Ontario, CANADA
http://crashcourse.ca
Twitter: http://twitter.com/rpjday
LinkedIn: http://ca.linkedin.com/in/rpjday
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