Message-ID: <4782B4B9.2020608@zytor.com>
Date: Mon, 07 Jan 2008 15:24:41 -0800
From: "H. Peter Anvin" <hpa@zytor.com>
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To: Rene Herman <rene.herman@keyaccess.nl>
CC: Bodo Eggert <7eggert@gmx.de>, Christer Weinigel <christer@weinigel.se>,
       Ingo Molnar <mingo@elte.hu>, Alan Cox <alan@lxorguk.ukuu.org.uk>,
       "David P. Reed" <dpreed@reed.com>, Rene Herman <rene.herman@gmail.com>,
       Paul Rolland <rol@as2917.net>, Pavel Machek <pavel@ucw.cz>,
       Thomas Gleixner <tglx@linutronix.de>, linux-kernel@vger.kernel.org,
       Ingo Molnar <mingo@redhat.com>, rol@witbe.net
Subject: Re: [PATCH] x86: provide a DMI based port 0x80 I/O delay override.
References: <9BdU5-1YW-9@gated-at.bofh.it> <9BeZN-3Gf-5@gated-at.bofh.it> <9BnTB-1As-31@gated-at.bofh.it> <9BrX4-8go-1@gated-at.bofh.it> <9BuBG-4eR-51@gated-at.bofh.it> <9BvRd-6aL-71@gated-at.bofh.it> <9GRQW-1DX-13@gated-at.bofh.it> <9GSah-23W-1@gated-at.bofh.it> <9GSDy-2GD-23@gated-at.bofh.it> <9GTpK-40d-15@gated-at.bofh.it> <9GUvy-5H2-11@gated-at.bofh.it> <9GVKU-7SS-25@gated-at.bofh.it> <E1JBxnV-00046d-CS@be1.7eggert.dyndns.org> <478281A6.1000704@zytor.com> <alpine.LSU.0.999.0801072226060.16143@be1.lrz> <4782A355.1070207@zytor.com> <alpine.LSU.0.999.0801072316440.16143@be1.lrz> <4782AED5.1060406@keyaccess.nl>
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Rene Herman wrote:
> 
> Is this only about the ones then left for things like legacy PIC and 
> PIT? Does anyone care about just sticking in a udelay(2) (or 1) there as 
> a replacement and call it a day?
> 

PIT is problematic because the PIT may be necessary for udelay setup.

	-hpa
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