From: Alexey Kardashevskiy <aik@ozlabs.ru>
To: Paolo Bonzini <pbonzini@redhat.com>,
Anthony Liguori <anthony@codemonkey.ws>
Cc: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>,
Alexander Graf <agraf@suse.de>,
"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
"qemu-ppc@nongnu.org" <qemu-ppc@nongnu.org>,
Avik Sil <aviksil@linux.vnet.ibm.com>,
Paul Mackerras <paulus@samba.org>
Subject: Re: [Qemu-devel] -vga std vs. -device VGA
Date: Sat, 16 Nov 2013 03:43:53 +1100 [thread overview]
Message-ID: <52864F49.4060009@ozlabs.ru> (raw)
In-Reply-To: <52860DD4.60008@redhat.com>
On 15.11.2013 23:04, Paolo Bonzini wrote:
> Il 14/11/2013 23:45, Anthony Liguori ha scritto:
>> As long as it's x86,
>
> You mean "as long as it's PC" but...
>
>> there will always be a keyboard controller if you
>> ever want to support more than 1MB of RAM properly since the keyboard
>> controller is used to enable the a20 bit.
>
> ... not really, there is port 92h too. Or you could make the board
> always enable it.
http://en.wikipedia.org/wiki/A20_line is saying that this was removed
from Nehalem :)
--
With best regards
Alexey Kardashevskiy -- icq: 52150396
next prev parent reply other threads:[~2013-11-15 16:44 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-14 5:01 [Qemu-devel] -vga std vs. -device VGA Alexey Kardashevskiy
2013-11-14 6:01 ` Benjamin Herrenschmidt
2013-11-14 9:37 ` Alexey Kardashevskiy
2013-11-14 13:04 ` Alexander Graf
2013-11-14 20:28 ` Benjamin Herrenschmidt
2013-11-14 20:49 ` Peter Maydell
2013-11-14 22:23 ` Alexander Graf
2013-11-14 22:32 ` Benjamin Herrenschmidt
2013-11-14 22:41 ` Alexander Graf
2013-11-14 22:45 ` Anthony Liguori
2013-11-15 12:04 ` Paolo Bonzini
2013-11-15 16:43 ` Alexey Kardashevskiy [this message]
2013-11-14 22:46 ` Anthony Liguori
2013-11-14 23:03 ` Peter Maydell
2013-11-14 23:31 ` Benjamin Herrenschmidt
2013-11-15 1:25 ` Alexey Kardashevskiy
2013-11-15 4:28 ` Alexander Graf
2013-11-15 9:23 ` Markus Armbruster
2013-11-14 13:11 ` Eric Blake
2013-11-15 12:08 ` Paolo Bonzini
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