Kernel KVM-PPC virtualization development
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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


       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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