From: Anthony Liguori <anthony@codemonkey.ws>
To: Avi Kivity <avi@redhat.com>
Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org,
Richard Henderson <rth@twiddle.net>
Subject: Re: [Qemu-devel] [RFC v1] Add declarations for hierarchical memory region API
Date: Sun, 22 May 2011 10:44:00 -0500 [thread overview]
Message-ID: <4DD92F40.8010405@codemonkey.ws> (raw)
In-Reply-To: <4DD8AF53.7020206@redhat.com>
On 05/22/2011 01:38 AM, Avi Kivity wrote:
> On 05/20/2011 05:31 PM, Anthony Liguori wrote:
>>> Several alpha system chips MCE when accessed with incorrect sizes.
>>> E.g. only 64-bit accesses are allowed.
>>
>>
>> But is this a characteristic of devices or is this a characteristic of
>> the chipset/CPU?
>
> The chipset is modelled by a MemoryRegion too.
>
>>
>> At any rate, I'm fairly sure it doesn't belong in the MemoryRegion
>> structure.
>>
>
> Since it isn't a global property, where does it belong?
The chipset should have an intercept in the dispatch path that enforces
this (this assumes hierarchical dispatch).
Regards,
Anthony Liguori
>
next prev parent reply other threads:[~2011-05-22 15:44 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-19 14:12 [Qemu-devel] [RFC v1] Memory API Avi Kivity
2011-05-19 14:12 ` [Qemu-devel] [RFC v1] Add declarations for hierarchical memory region API Avi Kivity
2011-05-19 19:07 ` Alex Williamson
2011-05-20 9:18 ` Avi Kivity
2011-05-19 19:27 ` Jan Kiszka
2011-05-20 9:20 ` Avi Kivity
2011-05-19 20:43 ` Anthony Liguori
2011-05-20 9:23 ` Avi Kivity
2011-05-20 14:06 ` Richard Henderson
2011-05-20 14:31 ` Anthony Liguori
2011-05-20 14:40 ` Richard Henderson
2011-05-20 14:46 ` Anthony Liguori
2011-05-20 18:16 ` Blue Swirl
2011-05-22 6:40 ` Avi Kivity
2011-05-22 6:39 ` Avi Kivity
2011-05-22 15:46 ` Anthony Liguori
2011-05-22 15:52 ` Avi Kivity
2011-05-22 6:38 ` Avi Kivity
2011-05-22 15:44 ` Anthony Liguori [this message]
2011-05-22 15:56 ` Avi Kivity
2011-05-22 7:01 ` Avi Kivity
2011-05-19 21:04 ` Stefan Weil
2011-05-20 9:26 ` Avi Kivity
2011-05-19 21:11 ` Stefan Hajnoczi
2011-05-20 9:28 ` Avi Kivity
2011-05-20 17:59 ` Blue Swirl
2011-05-22 6:45 ` Avi Kivity
2011-05-22 9:32 ` Blue Swirl
2011-05-22 11:36 ` Avi Kivity
2011-05-22 12:06 ` Blue Swirl
2011-05-22 12:18 ` Avi Kivity
2011-05-22 15:32 ` Blue Swirl
2011-05-22 15:36 ` Avi Kivity
2011-05-22 7:04 ` Avi Kivity
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