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From: Grant Likely <grant.likely@secretlab.ca>
Date: Mon, 2 May 2011 14:12:31 -0600
Message-ID: <BANLkTintvjvgVs6EVUr8zzWqkcLZ2zMpfg@mail.gmail.com>
Subject: Re: Login prompt on a video console instead of serial port?
To: Timur Tabi <timur@freescale.com>
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On Mon, May 2, 2011 at 1:30 PM, Timur Tabi <timur@freescale.com> wrote:
> I'm using a Freescale P1022DS (PowerPC e500 core) system, which has a bui=
lt-in
> video controller. =A0I have a framebuffer driver that works fine, and if =
I add
> "video=3Dfslfb:1280x1024-32@60,monitor=3D0 console=3Dtty0" to the command=
-line, then
> *most* of the kernel boot log appears on the serial port and the video di=
splay.
>
> However, the login prompt is always on the serial port. =A0This happens e=
ven if I
> delete the "console=3DttyS0,115200" from the command-line. =A0I presume t=
his is
> because the "linux,stdout-path" property in the device tree always points=
 to a
> serial port node.
>
> So my question is: what do I need to do get the login prompt on the video
> console? =A0That is, stdout goes to /dev/fb0 but stdin is still from /dev=
/ttyS0.
> I presume I need to direct "linux,stdout-path" to the fslfb node in the d=
evice
> tree, but there doesn't appear to be support for "linux,stdin-path".

Look in /etc/inittab.  That's usually where the login gettys are specified.

g.

>
> --
> Timur Tabi
> Linux kernel developer at Freescale
>
> _______________________________________________
> devicetree-discuss mailing list
> devicetree-discuss@lists.ozlabs.org
> https://lists.ozlabs.org/listinfo/devicetree-discuss
>



--=20
Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.