From: Paolo Bonzini <pbonzini@redhat.com>
To: Evgeny Voevodin <e.voevodin@samsung.com>
Cc: peter.maydell@linaro.org, kyungmin.park@samsung.com,
qemu-devel@nongnu.org, aliguori@us.ibm.com
Subject: Re: [Qemu-devel] [RFC v2 04/12] hw/qdev-properties.c: Add "transport" property.
Date: Mon, 17 Sep 2012 14:42:08 +0200 [thread overview]
Message-ID: <50571AA0.4070503@redhat.com> (raw)
In-Reply-To: <1347876042-22609-5-git-send-email-e.voevodin@samsung.com>
Il 17/09/2012 12:00, Evgeny Voevodin ha scritto:
> Virtio back-end devices can be plugged into both transports:
> VIRTIO_PCI and VIRTIO_MMIO. In order to choose the desired
> transport we have a property "transport" in every back-end
> state struct. By specifying -device virtio-blk-pci user chooses
> VIRTIO_PCI transport and "transport" property is set automatically.
> But in order to provide full control to user we need to have
> "transport" property available to be set through command line:
>
> -device virtio-pci,id=virtio-pci.0
> -device virtio-blk,transport=virtio-pci.0,...
What's the difference between this and "bus"? i.e.
-device virtio-pci,id=virtio-pci-0
-device virtio-blk,bus=virtio-pci-0.0,...
Paolo
next prev parent reply other threads:[~2012-09-17 12:42 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-17 10:00 [Qemu-devel] [RFC v2 00/12] Virtio-mmio refactoring Evgeny Voevodin
2012-09-17 10:00 ` [Qemu-devel] [RFC v2 01/12] virtio: Add support for guest setting of queue size Evgeny Voevodin
2012-09-17 10:00 ` [Qemu-devel] [RFC v2 02/12] virtio: Support transports which can specify the vring alignment Evgeny Voevodin
2012-09-17 10:00 ` [Qemu-devel] [RFC v2 03/12] Virtio: Add transport bindings Evgeny Voevodin
2012-09-17 10:00 ` [Qemu-devel] [RFC v2 04/12] hw/qdev-properties.c: Add "transport" property Evgeny Voevodin
2012-09-17 12:42 ` Paolo Bonzini [this message]
2012-09-18 4:48 ` Evgeny Voevodin
2012-09-17 10:00 ` [Qemu-devel] [RFC v2 05/12] hw/pci.c: Make pci_add_option_rom global visible Evgeny Voevodin
2012-09-17 10:00 ` [Qemu-devel] [RFC v2 06/12] Add MMIO based virtio transport Evgeny Voevodin
2012-09-17 10:00 ` [Qemu-devel] [RFC v2 07/12] hw/virtio-serial-bus.c: Add virtio-serial device Evgeny Voevodin
2012-09-17 10:00 ` [Qemu-devel] [RFC v2 08/12] hw/virtio-balloon.c: Add virtio-balloon device Evgeny Voevodin
2012-09-17 10:00 ` [Qemu-devel] [RFC v2 09/12] hw/virtio-net.c: Add virtio-net device Evgeny Voevodin
2012-09-17 10:00 ` [Qemu-devel] [RFC v2 10/12] hw/virtio-blk.c: Add virtio-blk device Evgeny Voevodin
2012-09-17 10:00 ` [Qemu-devel] [RFC v2 11/12] hw/virtio-pci-new.c: Add VirtIOPCI device Evgeny Voevodin
2012-09-17 10:00 ` [Qemu-devel] [RFC v2 12/12] hw/exynos4210.c: Create two virtio-mmio transport instances Evgeny Voevodin
2012-09-27 17:31 ` [Qemu-devel] [RFC v2 00/12] Virtio-mmio refactoring KONRAD Frédéric
2012-09-28 3:37 ` Evgeny Voevodin
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