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virtio-pci: update virtio pci bar layout documentation 

The modern io bar was never documented.

Signed-off-by: Anthoine Bourgeois <anthoine.bourgeois@gmail.com>
Message-Id: <20200422215455.10244-2-anthoine.bourgeois@gmail.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Anthoine Bourgeois 2020-04-22 23:54:55 +02:00 committed by Michael S. Tsirkin
parent 15138b5e6f
commit e6779156a4
1 changed files with 1 additions and 0 deletions
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hw/virtio/virtio-pci.c
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@ -1705,6 +1705,7 @@ static void virtio_pci_realize(PCIDevice *pci_dev, Error **errp)
*
* region 0 -- virtio legacy io bar
* region 1 -- msi-x bar
* region 2 -- virtio modern io bar (off by default)
* region 4+5 -- virtio modern memory (64bit) bar
*
*/