Re: USB Ethernet gadget on Nokia n900

Pavel Machek
2014-10-26T21:17:25Z

On Sun 2014-10-26 12:12:46, Pali Rohár wrote:
> On Sunday 26 October 2014 12:08:25 Pavel Machek wrote:
> > Hi!
> >
> > > On Sun, Oct 19, 2014 at 09:19:37PM +0200, Pavel Machek wrote:
> > > > I am trying to use nfsroot, so I can't use modules.
> > >
> > > Why not?
> > >
> > > > (I am attaching full config, in case I missed something
> > > > important).
> > >
> > > I'm using the below config with 3.17 and g_ether works OK.
> > >
> > > (My initramfs modprobes g_ether, runs busybox ifconfig for
> > > usb0 and launches sshd.)
> >
> > I am trying to get 3.14 kernel to work, first. There, usb
> > gadget works when compiled into kernel. But with modules, I
> > get
> >
> > # root@(none):/tmp# insmod libcomposite.ko
> > # root@(none):/tmp# insmod u_ether.ko
> > # root@(none):/tmp# insmod usb_f_rndis.ko
> > # root@(none):/tmp# insmod g_ether.ko
> >
> > [ 169.061218] udc musb-hdrc.0.auto: registering UDC driver
> > [g_ether] [ 169.078918] g_ether musb-hdrc.0.auto: failed to
> > start g_ether: -2
> >
> > -2 is ENOENT...
>
> Can you try g_nokia.ko? I used this module for usb networking.

I have root prepared on /dev/mmcblk0p6. I tried 3.17 with
rx51_defconfig, but no, it refuses to mount it.

VFS: Cannot open root device "mmcblk0p6" or ....: error -19.

And then it proceeds to list mmcblk0p6 as one of available options
:-(.

Ideas welcome.
Pavel

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