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From: Paolo Bonzini <pbonzini@redhat.com>
To: Peter Maydell <peter.maydell@linaro.org>,
	Christoffer Dall <christoffer.dall@linaro.org>
Cc: "cross-distro@lists.linaro.org" <cross-distro@lists.linaro.org>,
	Ian Campbell <ian.campbell@citrix.com>,
	kvm-devel <kvm@vger.kernel.org>,
	Michael Casadevall <Michael.casadevall@linaro.org>,
	"marc.zyngier@arm.com" <marc.zyngier@arm.com>,
	Rob Herring <rob.herring@linaro.org>,
	Leif Lindholm <leif.lindholm@linaro.org>,
	"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>,
	Robie Basak <robie.basak@canonical.com>,
	Stefano Stabellini <stefano.stabellini@citrix.com>,
	Grant Likely <grant.likely@linaro.org>,
	"kvmarm@lists.cs.columbia.edu" <kvmarm@lists.cs.columbia.edu>,
	arm-mail-list <linux-arm-kernel@lists.infradead.org>
Subject: Re: [RFC v2] ARM VM System Specification
Date: Tue, 10 Jun 2014 19:00:28 +0200	[thread overview]
Message-ID: <539739AC.3030800__10736.614073585$1402419777$gmane$org@redhat.com> (raw)
In-Reply-To: <CAFEAcA-isiLax0UASTMkedwGXWOaBdR7N1t2o87XYDkj5nt5ig@mail.gmail.com>

Il 10/06/2014 16:42, Peter Maydell ha scritto:
>  The guest OS must include support for pl031 and mc146818 RTC.
>
> (QEMU is going to provide a PL031, because that's the standard
> ARM primecell device for this and it's what's in the vexpress.
> kvmtool looks like it's going to provide mc146818, because
> that's the standard x86 RTC and kvmtool happens to already
> emulate that.)

Why can't kvmtool add pl031 support?  mc146818 is quite complicated to 
emulate efficiently (without waking up once a second or more).

Paolo

  parent reply	other threads:[~2014-06-10 17:00 UTC|newest]

Thread overview: 111+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-03-28 18:45 [RFC v2] ARM VM System Specification Christoffer Dall
2014-03-28 18:45 ` Christoffer Dall
2014-03-30 22:10 ` Olof Johansson
2014-03-30 22:10 ` Olof Johansson
2014-03-30 22:10   ` Olof Johansson
2014-03-31 17:26   ` Christoffer Dall
2014-03-31 17:26   ` Christoffer Dall
2014-03-31 17:26     ` Christoffer Dall
2014-04-01  9:49     ` Ian Campbell
2014-04-01  9:49     ` Ian Campbell
2014-04-01  9:49       ` Ian Campbell
2014-04-01  9:57       ` Michael Casadevall
2014-04-01  9:57       ` Michael Casadevall
2014-04-01  9:57         ` Michael Casadevall
2014-04-01 10:16         ` Grant Likely
2014-04-01 10:16           ` Grant Likely
2014-04-01 10:16         ` Grant Likely
2014-04-29 14:42 ` Christoffer Dall
2014-04-29 14:42 ` Christoffer Dall
2014-04-29 14:42   ` Christoffer Dall
2014-04-30  8:14   ` Grant Likely
2014-04-30  8:14   ` Grant Likely
2014-04-30  8:14     ` Grant Likely
2014-06-10 14:42 ` Peter Maydell
2014-06-10 14:42 ` Peter Maydell
2014-06-10 14:42   ` Peter Maydell
2014-06-10 15:03   ` Ian Campbell
2014-06-10 15:03     ` Ian Campbell
2014-06-10 15:03   ` Ian Campbell
2014-06-10 17:00   ` Paolo Bonzini
2014-06-10 17:00     ` Paolo Bonzini
2014-06-10 17:00   ` Paolo Bonzini [this message]
2014-06-10 17:04   ` Christopher Covington
2014-06-10 17:04   ` Christopher Covington
2014-06-10 17:04     ` Christopher Covington
2014-06-10 18:08     ` Peter Maydell
2014-06-10 18:08     ` Peter Maydell
2014-06-10 18:08       ` Peter Maydell
2014-06-10 18:56       ` Paolo Bonzini
2014-06-10 18:56       ` Paolo Bonzini
2014-06-10 18:56         ` Paolo Bonzini
2014-06-10 19:18         ` Paolo Bonzini
2014-06-10 19:18           ` Paolo Bonzini
2014-06-10 19:18         ` Paolo Bonzini
2014-06-10 19:18         ` Paolo Bonzini
2014-06-10 19:18         ` Paolo Bonzini
2014-06-10 19:18           ` Paolo Bonzini
2014-06-11  6:54           ` Christoffer Dall
2014-06-11  6:54           ` Christoffer Dall
2014-06-11  6:54             ` Christoffer Dall
2014-06-11  8:16             ` Paolo Bonzini
2014-06-11  8:16             ` Paolo Bonzini
2014-06-11  8:16               ` Paolo Bonzini
2014-06-11  9:06               ` Arnd Bergmann
2014-06-11  9:06               ` Arnd Bergmann
2014-06-11  9:06                 ` Arnd Bergmann
2014-06-30 16:19                 ` Jon Masters
2014-06-30 16:19                 ` Jon Masters
2014-06-30 16:19                   ` Jon Masters
2014-06-30 20:46                   ` Christoffer Dall
2014-06-30 20:46                     ` Christoffer Dall
2014-06-30 21:14                     ` Peter Maydell
2014-06-30 21:14                     ` Peter Maydell
2014-06-30 21:14                       ` Peter Maydell
2014-07-01 17:03                       ` Stefano Stabellini
2014-07-01 17:03                         ` Stefano Stabellini
2014-07-01 17:10                         ` Peter Maydell
2014-07-01 17:10                         ` Peter Maydell
2014-07-01 17:10                           ` Peter Maydell
2014-07-02 10:13                           ` Christoffer Dall
2014-07-02 10:13                           ` Christoffer Dall
2014-07-02 10:13                             ` Christoffer Dall
2014-07-01 17:03                       ` Stefano Stabellini
2014-06-30 20:46                   ` Christoffer Dall
2014-06-11 11:33         ` Grant Likely
2014-06-11 11:33           ` Grant Likely
2014-06-11 11:58           ` Arnd Bergmann
2014-06-11 11:58           ` Arnd Bergmann
2014-06-11 11:58             ` Arnd Bergmann
2014-06-11 12:02             ` Grant Likely
2014-06-11 12:02             ` Grant Likely
2014-06-11 12:02               ` Grant Likely
2014-06-11 14:14           ` Peter Maydell
2014-06-11 14:14           ` Peter Maydell
2014-06-11 14:14             ` Peter Maydell
2014-06-11 11:33         ` Grant Likely
2014-06-10 16:44 ` Claudio Fontana
2014-06-10 16:44 ` Claudio Fontana
2014-06-10 16:44   ` Claudio Fontana
2014-06-10 19:21   ` Arnd Bergmann
2014-06-10 19:21     ` Arnd Bergmann
2014-06-10 19:21   ` Arnd Bergmann
2014-06-11  9:50   ` Stefano Stabellini
2014-06-11  9:50   ` Stefano Stabellini
2014-06-11  9:50     ` Stefano Stabellini
2014-06-11  9:55     ` Christoffer Dall
2014-06-11  9:55       ` Christoffer Dall
2014-06-11 11:28       ` Grant Likely
2014-06-11 11:28       ` Grant Likely
2014-06-11 11:28         ` Grant Likely
2014-06-11 12:04         ` Christoffer Dall
2014-06-11 12:04         ` Christoffer Dall
2014-06-11 12:04           ` Christoffer Dall
2014-06-11  9:55     ` Christoffer Dall
2014-06-11 10:27     ` Arnd Bergmann
2014-06-11 10:27       ` Arnd Bergmann
2014-06-11 10:27     ` Arnd Bergmann
2014-06-11 11:22   ` Grant Likely
2014-06-11 11:22   ` Grant Likely
2014-06-11 11:22     ` Grant Likely
2014-03-28 18:45 Christoffer Dall

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