From 2cb11d188e63028591336de27e212b55a19c5a7c Mon Sep 17 00:00:00 2001 From: mstsirkin Date: Sun, 2 Mar 2014 21:34:39 +0000 Subject: legacy: make note on legacy VQ endian-ness normative Change accepted on VIRTIO TC Meeting, 3 December 2013 Signed-off-by: Michael S. Tsirkin git-svn-id: https://tools.oasis-open.org/version-control/svn/virtio@291 0c8fb4dd-22a2-4bb5-bc14-6c75a5f43652 --- content.tex | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'content.tex') diff --git a/content.tex b/content.tex index cc0f363..15005fc 100644 --- a/content.tex +++ b/content.tex @@ -350,8 +350,11 @@ struct vring { \subsection{Legacy Interfaces: A Note on Virtqueue Endianness}\label{sec:Basic Facilities of a Virtio Device / Virtqueues / Legacy Interfaces: A Note on Virtqueue Endianness} -Note that the endian of fields and in the virtqueue is the native -endian of the guest, not little-endian as specified by this standard. +Note that when using the legacy interface, transitional +devices and drivers MUST use the native +endian of the guest as the endian of fields and in the virtqueue. +This is opposed to little-endian for non-legacy interface as +specified by this standard. It is assumed that the host is already aware of the guest endian. \subsection{Message Framing}\label{sec:Basic Facilities of a Virtio Device / Virtqueues / Message Framing} -- cgit v1.2.3