From: Gleb Natapov <gleb@redhat.com>
To: Avi Kivity <avi@redhat.com>
Cc: kvm@vger.kernel.org
Subject: Re: [PATCH 2/3] Fix CPU hotplug
Date: Wed, 4 Feb 2009 15:36:38 +0200 [thread overview]
Message-ID: <20090204133638.GI30234@redhat.com> (raw)
In-Reply-To: <49899994.3060009@redhat.com>
On Wed, Feb 04, 2009 at 03:35:16PM +0200, Avi Kivity wrote:
> Gleb Natapov wrote:
>
>
>
>>>> It can, just need to find a place for it. Currently our AML does not use
>>>> RAM at all.
>>>>
>>> OperationRegion(..., SystemMemory, ...) should work. It's better to
>>> avoid introducing unnecessary virtual hardware.
>>>
>>>
>> But what address to chose. It needs to be reserved in e820 map and S3
>> resume should not touch it.
>>
>>
>
> The Extended BIOS Data Area, at 640K - epsilon.
>
EBDA can be moved by add-on BIOS so epsilon may change depending on your
HW.
--
Gleb.
next prev parent reply other threads:[~2009-02-04 13:39 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-04 9:58 [PATCH 1/3] Fix GPE registers read/write handling Gleb Natapov
2009-02-04 9:58 ` [PATCH 2/3] Fix CPU hotplug Gleb Natapov
2009-02-04 12:45 ` Avi Kivity
2009-02-04 13:03 ` Gleb Natapov
2009-02-04 13:24 ` Avi Kivity
2009-02-04 13:31 ` Gleb Natapov
2009-02-04 13:35 ` Avi Kivity
2009-02-04 13:36 ` Gleb Natapov [this message]
2009-02-04 9:58 ` [PATCH 3/3] PCI hotplug fixes Gleb Natapov
2009-02-04 12:29 ` [PATCH 1/3] Fix GPE registers read/write handling Avi Kivity
2009-02-04 12:39 ` Gleb Natapov
2009-02-04 12:46 ` Avi Kivity
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