Re: Can't boot kernel v4.0-rc2 on Koelsch

[Ben Hutchings <ben.hutchings@codethink.co.uk>]

On Wed, 2015-03-11 at 08:45 +0200, Laurent Pinchart wrote:
> Hi Geert,
> 
> On Tuesday 10 March 2015 12:32:59 Geert Uytterhoeven wrote:
> > On Tue, Mar 10, 2015 at 10:03 AM, Cao Minh Hiep <cm-hiep@jinso.co.jp> wrote:
> > > On 2015年03月10日 17:05, Nobuhiro Iwamatsu wrote:
> > >> This is user land issue.
> > >> Hiep, if you have not changed ttySCX in inittab, you will need to change.
> > >> Could you check your inittab?
> > >> 
> > >> --- a/inittab    2015-03-10 15:01:58.986609389 +0900
> > >> +++ b/inittab    2015-03-10 15:00:32.132094877 +0900
> > >> @@ -28,7 +28,7 @@
> > >> 
> > >>   l6:6:wait:/etc/init.d/rc 6
> > >>   # Normally not reached, but fallthrough in case of emergency.
> > >>   z6:6:respawn:/sbin/sulogin
> > >> 
> > >> -SC6:12345:respawn:/sbin/getty -L 38400 ttySC6
> > >> +SC0:12345:respawn:/sbin/getty -L 38400 ttySC0
> > >> 
> > >>   # /sbin/getty invocations for the runlevels.
> > >>   #
> > >>   # The "id" field MUST be the same as the last
> > > 
> > > There is no inittab file in Linaro userland that I am using.
> > 
> > I'm not familiar with the Linaro userland.
> > 
> > Is there any other configuration file that contains the string "ttySC6"?
> > Or does the Linaro userland derive it from the kernel command line?
> > If yes, perhaps there's a newer version that does look at stdout-path
> > instead?
> > 
> > The goal of the stdout-path support was to have a better description in DT
> > and automate things. So I don't think reverting the change is the proper way
> > forward.
> > 
> > If you can't get it to work, I think we should bring it up with the DT
> > people first, some of which work for Linaro.
> 
> I quite agree with that, but how should userspace know which device node in 
> /dev corresponds to the console specified in stdout-path ?

By reading the /proc/consoles file.

Ben.