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Date: Tue, 12 Dec 2017 15:50:32 +0000
From: Alan Cox <gnomes@...rguk.ukuu.org.uk>
To: Christian Borntraeger <borntraeger@...ibm.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Jiri Slaby <jslaby@...e.com>, linux-serial@...r.kernel.org,
linux-s390@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] serial: forbid 8250 on s390
On Tue, 12 Dec 2017 09:08:35 +0100
Christian Borntraeger <borntraeger@...ibm.com> wrote:
> Using "make kvmconfig" results in a potentially unusable linux image
> on s390. The reason is that both the (default on s390) sclp consoles
> as well as the 8250 console register a ttyS<x> as console. Since there
> will be no 8250 on s390 let's fence 8250. This will ensure that there
> is always a working sclp console.
And there is no physical way to attach a PCI express UART to a 390 ?
Alan
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