NFS export is proper(how to add ttymxc0 device in arm ubuntu rootfs filesyste)

savita at iwavesystems.com savita at iwavesystems.com
Thu Jun 18 13:10:40 BST 2009


i have checked NFS transfer is working properly. b'z i am able to boot the
kernel using some other rootfs through NFS.

any idea what could be the problem?

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> Today's Topics:
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>    1. Re: how to add ttymxc0 device in arm ubuntu rootfs filesystem
>       (Lo?c Minier)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Wed, 17 Jun 2009 13:28:21 +0200
> From: Lo?c Minier <loic.minier at ubuntu.com>
> Subject: Re: how to add ttymxc0 device in arm ubuntu rootfs filesystem
> To: ubuntu-devel at lists.ubuntu.com
> Message-ID: <20090617112821.GA18954 at fox.dooz.org>
> Content-Type: text/plain; charset=iso-8859-1
>
>         Hi
>
> On Tue, Jun 16, 2009, savita at iwavesystems.com wrote:
>> i want to add ttymxc0 console device in arm ubuntu rootfs filesystem.
>> can
>> anybody tell me what all things i have to add and which is the proper
>> place to add.
>
>  So for the kernel console side, what you are doing seems about right; I
>  use console=ttymxc0,115200 and not console=ttymxc0,115200n8 but I think
>  both should work.  Make sure you disable hw flow control in your serial
>  client.
>
>  For a login console, you want to create a /etc/event.d/ttymxc0 file
>  with:
>    # ttymxc0 - getty
>    #
>    # This service maintains a getty on ttymxc0 from the point the system
> is
>    # started until it is shut down again.
>
>    start on runlevel 2
>    start on runlevel 3
>
>    stop on runlevel 0
>    stop on runlevel 1
>    stop on runlevel 4
>    stop on runlevel 5
>    stop on runlevel 6
>
>    respawn
>    exec /sbin/getty -L 115200 ttymxc0 vt100
>
>  Given that you're seeing the kernel boot messages in full up to
>  starting init, I think the console / client are correctly configured;
>  I'd check your NFS export is setup properly.
>
>    Cheers
> --
> Lo?c Minier
>
>
>
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