From 4f1ad91ad08eb408b04565b59b67f319870593f4 Mon Sep 17 00:00:00 2001 From: rusty Date: Mon, 10 Feb 2014 10:32:09 +0000 Subject: We'll add more non-normative sections with hints for implementing registers such as PCI class, status and command registers. Signed-off-by: Michael S. Tsirkin git-svn-id: https://tools.oasis-open.org/version-control/svn/virtio@219 0c8fb4dd-22a2-4bb5-bc14-6c75a5f43652 --- content.tex | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'content.tex') diff --git a/content.tex b/content.tex index bc53749..05cbac8 100644 --- a/content.tex +++ b/content.tex @@ -799,6 +799,17 @@ into virtio general and bus-specific sections. Virtio devices are commonly implemented as PCI devices. +A Virtio device can be implemented as any kind of PCI device: +a Conventional PCI device, a PCI-X device or a PCI Express +device. A Virtio device using Virtio Over PCI Bus MUST expose to +guest an interface that meets the specification requirements of +the appropriate PCI specification: \hyperref[intro:PCI]{[PCI]}, +\hyperref[intro:PCI-X]{[PCI-X]} and \hyperref[intro:PCIe]{[PCIe]} +respectively. To assure designs meet the latest level +requirements, designers of Virtio Over PCI devices must refer to +the PCI-SIG home page at \url{http://www.pcisig.com} for any +approved changes. + \subsection{PCI Device Discovery}\label{sec:Virtio Transport Options / Virtio Over PCI Bus / PCI Device Discovery} Any PCI device with Vendor ID 0x1AF4, and Device ID 0x1000 through -- cgit v1.2.3