From: "H. Peter Anvin" <hpa@zytor.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Paul Jackson <pj@sgi.com>, Yinghai Lu <yhlu.kernel@gmail.com>,
ying.huang@intel.com, mingo@elte.hu, tglx@linutronix.de,
steiner@sgi.com, travis@sgi.com, linux-kernel@vger.kernel.org,
andi@firstfloor.org, akpm@linux-foundation.org
Subject: Re: [PATCH 4/8] x86 boot: allow overlapping ebda and efi memmap memory ranges
Date: Mon, 16 Jun 2008 12:58:13 -0700 [thread overview]
Message-ID: <4856C5D5.7010800@zytor.com> (raw)
In-Reply-To: <20080616195340.7d0a56a8@lxorguk.ukuu.org.uk>
Alan Cox wrote:
>>
>> 0x40E contains the pointer to the EBDA; this basically tests for the
>> existence of an EBDA at all.
>
> I'd disagree with the "very old". Machines without EBDA go right up to
> the AMD Athlon era and maybe beyond that. My old dual Athlon box has no
> EBDA.
>
Fair enough.
-hpa
next prev parent reply other threads:[~2008-06-16 19:59 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-16 6:29 [PATCH 1/8] x86 boot: x86_64 build reserve_bootmem_generic fix Paul Jackson
2008-06-16 6:29 ` [PATCH 2/8] x86 boot: e820 code indentation fix Paul Jackson
2008-06-16 6:29 ` [PATCH 3/8] x86 boot: x86_64 efi compiler warning fix Paul Jackson
2008-06-16 6:30 ` [PATCH 4/8] x86 boot: allow overlapping ebda and efi memmap memory ranges Paul Jackson
2008-06-16 6:54 ` Yinghai Lu
2008-06-16 7:32 ` Paul Jackson
2008-06-16 7:34 ` Yinghai Lu
2008-06-16 8:31 ` Paul Jackson
2008-06-16 7:07 ` Huang, Ying
2008-06-16 8:24 ` Paul Jackson
2008-06-16 8:53 ` Huang, Ying
2008-06-16 9:09 ` Paul Jackson
2008-06-16 9:14 ` Huang, Ying
2008-06-16 15:48 ` H. Peter Anvin
2008-06-16 16:38 ` Paul Jackson
2008-06-16 17:05 ` H. Peter Anvin
2008-06-16 17:37 ` Paul Jackson
2008-06-16 17:41 ` Yinghai Lu
2008-06-16 18:09 ` Paul Jackson
2008-06-16 18:18 ` H. Peter Anvin
2008-06-16 18:53 ` Alan Cox
2008-06-16 19:58 ` H. Peter Anvin [this message]
2008-06-16 17:46 ` H. Peter Anvin
2008-06-16 18:05 ` Paul Jackson
2008-06-17 1:00 ` Huang, Ying
2008-06-16 6:30 ` [PATCH 5/8] x86 boot: remap efi systab runtime from phys to virt Paul Jackson
2008-06-16 7:02 ` Huang, Ying
2008-06-16 8:06 ` Paul Jackson
2008-06-16 8:27 ` Huang, Ying
2008-06-16 8:26 ` Paul Jackson
2008-06-16 6:30 ` [PATCH 6/8] x86 boot: virtualize the efi runtime function callback addresses Paul Jackson
2008-06-16 6:30 ` [PATCH 7/8] x86 boot: show pfn addresses in hex not decimal in some kernel info printks Paul Jackson
2008-06-16 7:05 ` Yinghai Lu
2008-06-16 8:09 ` Paul Jackson
2008-06-16 6:30 ` [PATCH 8/8] x86 boot: more consistently use type int for node ids Paul Jackson
2008-06-16 6:50 ` [PATCH 1/8] x86 boot: x86_64 build reserve_bootmem_generic fix Yinghai Lu
2008-06-16 8:40 ` Paul Jackson
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