linux-kernel - Re: 2.6.26-rc9-git9 doesn't boot on Macintel

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Date:	Fri, 18 Jul 2008 09:36:00 -0700
From:	"Yinghai Lu" <yhlu.kernel@...il.com>
To:	"Jack Howarth" <howarth@...mo.msbb.uc.edu>
Cc:	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>,
	"Ingo Molnar" <mingo@...e.hu>,
	"jbarnes@...tuousgeek.org" <jbarnes@...tuousgeek.org>,
	"Thomas Gleixner" <tglx@...utronix.de>
Subject: Re: 2.6.26-rc9-git9 doesn't boot on Macintel

On Fri, Jul 18, 2008 at 9:29 AM, Jack Howarth <howarth@...mo.msbb.uc.edu> wrote:
> YH,
>   I'll file a radar bug report on this with Apple but wouldn't
> hold my breath for them to fix the firmware. Also, it would be
> a good idea to encourage all of the folks using 2.6.26 on
> Macintel to watch out for the "MMCONFIG not used" message in
> their dmesg and report that to you. I strongly suspect that
> the MacBook Pro v2 isn't the only model with broken firmware.
>                   Jack
>
> On Fri, Jul 18, 2008 at 09:19:19AM -0700, Yinghai Lu wrote:
>> On Fri, Jul 18, 2008 at 5:09 AM, Jack Howarth <howarth@...mo.msbb.uc.edu> wrote:
>> > YH,
>> >   Do you see anything in the pci earlydump and the associated lspci --vvxxxx
>> > output that sheds any light on why we have to clean up the dmi with your
>> > mmconfig patch on a MacBookPro2? I am wondering if the BIOS information is
>> > being misused by the linux kernel or if the BIOS is just buggy.

it only happened when 3G ram installed.

when 2G installed, it will use [0xe0000000 - 0xf0000000), for bus [0,255]
and that is ok

YH
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