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

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Message-ID: <dd18b0c30807160050r5b10908fiffc2a4b464abe5f3@mail.gmail.com>
Date:	Wed, 16 Jul 2008 07:50:43 +0000
From:	"Justin Mattock" <justinmattock@...il.com>
To:	"Yinghai Lu" <yhlu.kernel@...il.com>
Cc:	"Jack Howarth" <howarth@...mo.msbb.uc.edu>,
	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>
Subject: Re: 2.6.26-rc9-git9 doesn't boot on Macintel

On Wed, Jul 16, 2008 at 7:44 AM, Yinghai Lu <yhlu.kernel@...il.com> wrote:
> I looked at your dmesg from 2.6.25.10
>
> it tried to use mmconfig, and later fall back to conf1, because
> 1. your MCFG said it support bus [0,255], and range will be
> [0xf0000000, 0xffffffff]
> 2. firmware only reserve [0xf0000000, 0xf4000000)
>
> and 2.5.25 will not check acp reserved range.
>
> from 2.6.26, it will check if the [0xf0000000, 0xffffffff] is reserved
> via acpi dsdt _crs?
> it will fail too.
>
> So MCFG table is broken.
>
> You need to get firmware update from your vendor.
>
> or we need to put that system on DMI check to change end_bus_number
> from 0xff to 0x3f
>
> ps: mem=2g will not work, it will can not change mcfg table etc... you
> need take out 1G ram out.
>
> YH
>

Well shit man, that sucks...
how hard is it to do a DMI check?
regards;

-- 
Justin P. Mattock
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