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diff --git a/content.tex b/content.tex index b697293..c31a99e 100644 --- a/content.tex +++ b/content.tex @@ -4876,6 +4876,17 @@ MUST format the fields in struct virtio_scsi_event according to the native endian of the guest rather than (necessarily when not using the legacy interface) little-endian. +\subsubsection{Legacy Interface: Framing Requirements}\label{sec:Device +Types / SCSI Host Device / Legacy Interface: Framing Requirements} + +When using legacy interfaces, transitional drivers which have not +negotiated VIRTIO_F_ANY_LAYOUT MUST use a single descriptor for the +\field{lun}, \field{id}, \field{task_attr}, \field{prio}, +\field{crn} and \field{cdb} fields, and MUST only use a single +descriptor for the \field{sense_len}, \field{residual}, +\field{status_qualifier}, \field{status}, \field{response} and +\field{sense} fields. + \chapter{Reserved Feature Bits}\label{sec:Reserved Feature Bits} Currently there are three device-independent feature bits defined: |