[BusyBox] no console found error

Frank frannk_m1 at yahoo.com
Fri Sep 24 17:50:55 UTC 2004


Thanks,
I fixed the problem. I added "console=tty0,console=ttyS0" to the
cmdline args and that fixed the problem...

--- Rob Landley <rob at landley.net> wrote:

> On Wednesday 22 September 2004 20:48, Frank wrote:
> > I'm getting the following error when trying to boot the
> kernel
> > with  BusyBox as my root filesystem:
> >
> > "Warning: unable to open an initial console."
> >
> > Anyone have any idea why this is hapenning.
> 
> Busybox init's console finding logic is a bit strange (see
> init/init.c 
> function "console_init").  It's probably looking for
> /dev/console, which is a 
> character device major 5 minor 1, which is not the same as
> /dev/tty (major 5 
> minor 0) which is not the same as /dev/tty0 (major 4 minor 0).
> 
> It could be any of those.   Or none.  Maybe it's autodetected
> that you're 
> using a serial console, or you're using a sparc, or devfs,
> or... :)
> 
> You could always check and see what you've got, and then open
> whatever device 
> you _can_ write to and stick fprintfs into the code to see
> what it's doing...
> 
> Rob
> -- 
> www.linucon.org: Linux Expo and Science Fiction Convention
> October 8-10, 2004 in Austin Texas.  (I'm the con chair.)
> 
> 



		
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