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Subject: [PATCH] 2.4.2.2 Define all MMIO registers as little endian
Port of draft commit 88f37f9ec178b664213b77211fec03687b87958b.
Signed-off-by: Pawel Moll <pawel.moll@arm.com>
---
virtio-v1.0-wd01-part1-specification.txt | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/virtio-v1.0-wd01-part1-specification.txt b/virtio-v1.0-wd01-part1-specification.txt
index a3ee054..3d69fd4 100644
--- a/virtio-v1.0-wd01-part1-specification.txt
+++ b/virtio-v1.0-wd01-part1-specification.txt
@@ -993,8 +993,9 @@ Virtual queue size is the number of elements in the queue,
therefore size of the descriptor table and both available and
used rings.
-The endianness of the registers follows the native endianness of
-the Guest. Writing to registers described as "R" and reading from
+All register values are organized as Little Endian.
+
+Writing to registers described as "R" and reading from
registers described as "W" is not permitted and can cause
undefined behavior.
--
1.8.1.2
> Define virtio-mmio registers as LE
> ----------------------------------
>
> Key: VIRTIO-6
> URL: http://tools.oasis-open.org/issues/browse/VIRTIO-6
> Project: OASIS Virtual I/O Device (VIRTIO) TC
> Issue Type: Improvement
> Reporter: Rusty Russell
> Assignee: Pawel Moll
>
> As per 88f37f9ec178b664213b77211fec03687b87958b.
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