From mboxrd@z Thu Jan  1 00:00:00 1970
From: ludo@gnu.org (Ludovic =?utf-8?Q?Court=C3=A8s?=)
Subject: Re: Coming up with a generic kernel config
Date: Fri, 27 Jun 2014 11:05:58 +0200
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In-Reply-To: <87pphvt23l.fsf@yeeloong.lan> (Mark H. Weaver's message of "Fri,
	27 Jun 2014 00:20:46 -0400")
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To: Mark H Weaver <mhw@netris.org>
Cc: guix-devel@gnu.org

Mark H Weaver <mhw@netris.org> skribis:

> ludo@gnu.org (Ludovic Court=C3=A8s) writes:
>
>> Sree Harsha Totakura <sreeharsha@totakura.in> skribis:
>>
>>> On 06/25/2014 09:26 PM, Ludovic Court=C3=A8s wrote:
>>>> 1. Serial console is unavailable when booting.  I thought that=E2=80=
=99d be
>>>>      addressed by explicitly setting CONFIG_SERIAL_8250=3Dy etc. (see
>>>>      below for the list), but that=E2=80=99s not enough.  What am I mi=
ssing?
>>>
>>> My kernel config has the following for serial console:
>>> CONFIG_SERIAL_NONSTANDARD=3Dy
>>> CONFIG_SERIAL_8250=3Dy
>>> CONFIG_SERIAL_8250_PNP=3Dy
>>> CONFIG_SERIAL_8250_CONSOLE=3Dy
>>> CONFIG_SERIAL_8250_DMA=3Dy
>>> CONFIG_SERIAL_8250_PCI=3Dy
>>> CONFIG_SERIAL_8250_EXTENDED=3Dy
>>> CONFIG_SERIAL_8250_MANY_PORTS=3Dy
>>> CONFIG_SERIAL_8250_SHARE_IRQ=3Dy
>>> CONFIG_SERIAL_8250_RSA=3Dy
>>> CONFIG_SERIAL_CORE=3Dy
>>> CONFIG_SERIAL_CORE_CONSOLE=3Dy
>>
>> The one I built has all these as well.  :-/
>
> I think you need to pass something like "console=3DttyS0" as a kernel
> command line option.

Yes, of course.  :-)  When I wrote serial console is unavailable, I meant
it=E2=80=99s unavailable when I pass =E2=80=98console=3DttyS0=E2=80=99.

Ludo=E2=80=99.