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From: "Andreas Färber" <andreas.faerber@web.de>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: "Peter Maydell" <peter.maydell@linaro.org>,
	"Jan Kiszka" <jan.kiszka@siemens.com>,
	qemu-devel@nongnu.org, "Markus Armbruster" <armbru@redhat.com>,
	"Hervé Poussineau" <hpoussin@reactos.org>,
	"Gerd Hoffmann" <kraxel@redhat.com>,
	"Edgar E. Iglesias" <edgar.iglesias@gmail.com>,
	"Paul Brook" <paul@codesourcery.com>
Subject: Re: [Qemu-devel] [RFC] Plan for moving forward with QOM
Date: Wed, 14 Dec 2011 10:11:14 +0100	[thread overview]
Message-ID: <4EE86832.2080006@web.de> (raw)
In-Reply-To: <4EE7C955.5000101@codemonkey.ws>

Am 13.12.2011 22:53, schrieb Anthony Liguori:
> ISADevice could very easily become an Interface as it has no
> state today.

Not in upstream, but Hervé and me had been working on that for PReP, as
you may recall.

There seemed to be consensus that some ISA devices can choose which I/O
ports and IRQs to listen on (EEPROM state).

Further, since we disallow hotplug on ISA, enabled/disabled became
another ISADevice-internal state (ugly IMO and that's where we stalled).

The latter might be avoided by using pc87312 Super I/O has-a UART and by
not pretending they are ISADevices on a global ISABus but something
custom, private to Super I/O (which has enabled/disabled state in its
registers), that happen to look-and-feel just like ISA devices?

Andreas

      parent reply	other threads:[~2011-12-14  9:13 UTC|newest]

Thread overview: 88+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-09-14 18:04 [Qemu-devel] [RFC] Plan for moving forward with QOM Anthony Liguori
2011-09-14 18:49 ` Anthony Liguori
2011-09-14 19:30 ` Jan Kiszka
2011-09-14 19:42   ` Anthony Liguori
2011-09-14 21:15     ` Jan Kiszka
2011-09-14 22:11       ` Anthony Liguori
2011-09-15 13:43         ` Jan Kiszka
2011-09-15 14:11           ` Anthony Liguori
2011-09-15 16:38             ` Jan Kiszka
2011-09-15 18:01               ` Anthony Liguori
2011-09-16 10:12             ` Kevin Wolf
2011-09-16 13:00               ` Anthony Liguori
2011-09-14 20:00 ` Edgar E. Iglesias
2011-09-14 20:22   ` Anthony Liguori
2011-09-14 20:27     ` Edgar E. Iglesias
2011-09-14 20:37     ` Blue Swirl
2011-09-14 21:25       ` Anthony Liguori
2011-09-15  6:31 ` Gleb Natapov
2011-09-15 10:49   ` Stefan Hajnoczi
2011-09-15 13:08     ` Anthony Liguori
2011-09-15 13:17   ` Anthony Liguori
2011-09-15 14:23     ` Gleb Natapov
2011-09-16 14:46     ` John Williams
2011-09-16 16:10       ` Anthony Liguori
2011-09-17  1:11         ` Edgar E. Iglesias
2011-09-17  2:12           ` Anthony Liguori
2011-09-17  2:35             ` Edgar E. Iglesias
2011-09-15 13:57   ` Anthony Liguori
2011-09-15 14:14     ` Paolo Bonzini
2011-09-15 14:25       ` Gleb Natapov
2011-09-15 15:28         ` Anthony Liguori
2011-09-15 15:38           ` Gleb Natapov
2011-09-15 16:33             ` Anthony Liguori
2011-09-15 16:59               ` Gleb Natapov
2011-09-15 17:51                 ` Anthony Liguori
2011-09-15 20:29                   ` Gleb Natapov
2011-09-15 20:45                     ` Peter Maydell
2011-09-15 21:15                       ` Anthony Liguori
2011-09-16 16:33                       ` Gleb Natapov
2011-09-16 17:47                         ` Peter Maydell
2011-09-16 18:08                           ` Anthony Liguori
2011-09-16 18:22                             ` Gleb Natapov
2011-09-16 18:42                               ` Anthony Liguori
2011-09-16 19:13                                 ` Gleb Natapov
2011-09-16 19:29                                   ` Anthony Liguori
2011-09-16 20:48                                     ` Gleb Natapov
2011-09-16 21:03                                       ` Anthony Liguori
2011-09-17  0:01                                 ` Edgar E. Iglesias
2011-09-16 18:18                           ` Gleb Natapov
2011-09-15 20:50                     ` Anthony Liguori
2011-09-16 16:47                       ` Gleb Natapov
2011-09-17  0:48                         ` Edgar E. Iglesias
2011-09-17  2:17                           ` Anthony Liguori
2011-09-17  2:29                             ` Anthony Liguori
2011-09-17  2:41                             ` Edgar E. Iglesias
2011-09-15  6:47 ` Paolo Bonzini
2011-09-15 13:26   ` Anthony Liguori
2011-09-15 13:35     ` Paolo Bonzini
2011-09-15 13:54       ` Peter Maydell
2011-09-15 14:18         ` Anthony Liguori
2011-09-15 14:33           ` Paolo Bonzini
2011-09-15 14:48             ` Peter Maydell
2011-09-15 15:31             ` Anthony Liguori
2011-09-15 15:47               ` Paolo Bonzini
2011-09-15 20:23     ` Avi Kivity
2011-09-15 20:52       ` Anthony Liguori
2011-09-18  7:56         ` Avi Kivity
2011-09-18 14:00           ` Avi Kivity
2011-09-16  9:36       ` Gerd Hoffmann
2011-12-13  4:47 ` Paul Brook
2011-12-13 13:22   ` Anthony Liguori
2011-12-13 17:40     ` Paul Brook
2011-12-13 18:00       ` Anthony Liguori
2011-12-13 20:36         ` Paul Brook
2011-12-13 21:53           ` Anthony Liguori
2011-12-14  0:39             ` Paul Brook
2011-12-14 13:53               ` Anthony Liguori
2011-12-14 14:01                 ` Avi Kivity
2011-12-14 14:11                   ` Anthony Liguori
2011-12-14 14:35                     ` Avi Kivity
2011-12-14 14:46                       ` Anthony Liguori
2011-12-14 14:50                         ` Avi Kivity
2011-12-15 18:59                 ` Paul Brook
2011-12-15 19:12                   ` Anthony Liguori
2011-12-15 21:28                     ` Paul Brook
2011-12-16  2:08                       ` Anthony Liguori
2011-12-16  5:11                         ` Paul Brook
2011-12-14  9:11             ` Andreas Färber [this message]

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