linux-kernel - Re: [PATCH 7/7] serial/8250: make PIO support optional

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Date:	Mon, 4 Jul 2011 22:55:20 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	"Greg Kroah-Hartman" <gregkh@...e.de>,
	linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org
Subject: Re: [PATCH 7/7] serial/8250: make PIO support optional

> How are people using those ISA cards today? The version of setserial
> that I found is not able to set MMIO mode on those. I suppose you

Various ugly hacks, if its tricky we can drop support and see who screams

> are not talking about isapnp cards, right? Those should not need to
> be handled through the ISA driver at all.

ISAPnP will do it automatically so the ISAPnP case isn't a problem. I've
never sen an ISAPnP port that was anything but standard.

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