From: Alexander Graf <agraf@suse.de>
To: Christoffer Dall <c.dall@virtualopensystems.com>
Cc: kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
kvm-ppc <kvm-ppc@vger.kernel.org>
Subject: Re: [kvmarm] [RFC PATCH 0/3] KVM: ARM: Get rid of hardcoded VGIC addresses
Date: Wed, 17 Oct 2012 20:38:05 +0000 [thread overview]
Message-ID: <507F172D.2030802@suse.de> (raw)
In-Reply-To: <1350173065-35350-1-git-send-email-c.dall@virtualopensystems.com>
On 10/14/2012 02:04 AM, Christoffer Dall wrote:
> *** warning: this RFC patch series is only compile-tested ***
>
> We need a way to specify the address at which we expect VMs to access
> the interrupt controller (both the emulated distributor and the hardware
> interface supporting virtualization). User space should decide on this
> address as user space decides on an emulated board and loads a device
> tree describing these details directly to the guest.
>
> Instead of modifying the copying KVM_CREATE_IRQCHIP to an ARM specific
> ioctl with a a highly device specific set of parameters, we try
> something slightly more generic, that should fit well with how user
> space (read QEMU) first builds the individual devices and later sets up
> the emulated platform.
Have you talked to Ben about this one? He wanted to design a new, more
flexible irqchip API that would work for XICS & MPIC. Maybe there's some
room for cooperation here?
Alex
next parent reply other threads:[~2012-10-17 20:38 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1350173065-35350-1-git-send-email-c.dall@virtualopensystems.com>
2012-10-17 20:38 ` Alexander Graf [this message]
2012-10-17 20:39 ` [kvmarm] [RFC PATCH 0/3] KVM: ARM: Get rid of hardcoded VGIC addresses Christoffer Dall
2012-10-17 21:19 ` Benjamin Herrenschmidt
2012-10-17 22:10 ` Paul Mackerras
2012-10-17 23:58 ` Benjamin Herrenschmidt
2012-10-18 13:48 ` Christoffer Dall
2012-10-18 13:49 ` Alexander Graf
2012-10-18 15:25 ` Avi Kivity
2012-10-23 10:48 ` Jan Kiszka
2012-10-23 10:52 ` Peter Maydell
2012-10-23 11:00 ` Jan Kiszka
2012-10-23 11:04 ` Peter Maydell
2012-10-23 11:08 ` Jan Kiszka
2012-10-24 0:50 ` Paul Mackerras
2012-10-25 11:57 ` Jan Kiszka
2012-10-25 16:14 ` Paolo Bonzini
2012-10-25 16:32 ` Jan Kiszka
2012-10-25 18:27 ` Paolo Bonzini
2012-10-25 19:40 ` Benjamin Herrenschmidt
2012-10-26 9:58 ` Paolo Bonzini
2012-10-26 10:09 ` Peter Maydell
2012-10-26 10:15 ` Paolo Bonzini
2012-10-26 10:22 ` Jan Kiszka
2012-10-26 10:44 ` Benjamin Herrenschmidt
2012-10-26 11:00 ` Jan Kiszka
2012-10-26 11:09 ` Benjamin Herrenschmidt
2012-10-26 11:57 ` Paolo Bonzini
2012-10-26 12:08 ` Peter Maydell
2012-10-26 12:41 ` Jan Kiszka
2012-10-26 20:21 ` Benjamin Herrenschmidt
2012-10-26 11:17 ` Peter Maydell
2012-10-26 11:39 ` Benjamin Herrenschmidt
2012-10-26 12:39 ` Jan Kiszka
2012-10-26 20:45 ` Benjamin Herrenschmidt
2012-10-26 22:03 ` Benjamin Herrenschmidt
2012-10-27 8:06 ` Jan Kiszka
2012-10-27 10:01 ` Peter Maydell
2012-10-28 22:19 ` Benjamin Herrenschmidt
2012-10-26 10:37 ` Benjamin Herrenschmidt
2012-10-26 10:40 ` Paolo Bonzini
2012-10-26 10:47 ` Benjamin Herrenschmidt
2012-10-26 11:47 ` Paolo Bonzini
2012-10-25 19:39 ` Benjamin Herrenschmidt
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