From: Scott Wood <scottwood@freescale.com>
To: Alan Bennett <embedded@akb.net>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: Console handover: tty0 instead of ttyCPM0?
Date: Thu, 04 Oct 2007 13:50:07 -0500 [thread overview]
Message-ID: <470535DF.30303@freescale.com> (raw)
In-Reply-To: <bfa0697f0710041146y2c74b9dcy3dd413934680ab10@mail.gmail.com>
Alan Bennett wrote:
> Do you know what would cause this?
>
> I've configured a board to console off of SMC1 (ttyCPM0) and on 1
> board it works fine, however a new revision of the board I get the
> following result and lose the console. Both boards have "exact"
> versions of the kernel and u-boot.
>
> BAD: console handover: boot [udbg0] -> real [tty0]
> GOOD: console handover: boot [udbg0] -> real [ttyCPM0]
[snip]
> Linux/PowerPC load: root=/dev/nfs ip=192.168.10.45:::255.255.255.0::eth0 nfsroow
You really should turn on line wrap in your serial program...
> console handover: boot [udbg0] -> real [tty0]
[snip]
> Kernel command line: console=ttyCPM0,38400n8 root=/dev/nfs ip=192.168.10.49:::2
This one has console=ttyCPM0. The other one doesn't (unless it was
eaten by the lack of line wrap).
-Scott
prev parent reply other threads:[~2007-10-04 18:50 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-04 18:46 Console handover: tty0 instead of ttyCPM0? Alan Bennett
2007-10-04 18:50 ` Scott Wood [this message]
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