We specify that the device MUST reject setting up classic indicators after two-stage indicators have been setup, which is clearly a device conformance statement but isn't actually listed as one. Fix this. VIRTIO-157 Reviewed-by: Halil Pasic <> Reviewed-by: Pierre Morel <> Signed-off-by: Cornelia Huck <> --- conformance.tex
1 + content.tex
1 + 2 files changed, 2 insertions(+) diff --git a/conformance.tex b/conformance.tex index f59e360..ca08486 100644 --- a/conformance.tex +++ b/conformance.tex @@ -200,6 +200,7 @@ A Channel I/O device MUST conform to the following normative statements: item
ef{devicenormative:Virtio Transport Options / Virtio over channel I/O / Device Initialization / Setting the Virtio Revision} item
ef{devicenormative:Virtio Transport Options / Virtio over channel I/O / Device Initialization / Configuring a Virtqueue} item
ef{devicenormative:Virtio Transport Options / Virtio over channel I/O / Device Initialization / Communicating Status Information} +item
ef{devicenormative:Virtio Transport Options / Virtio over channel I/O / Device Initialization / Setting Up Indicators / Setting Up Classic Queue Indicators} item
ef{devicenormative:Virtio Transport Options / Virtio over channel I/O / Device Initialization / Setting Up Indicators / Setting Up Two-Stage Queue Indicators} item
ef{devicenormative:Virtio Transport Options / Virtio over channel I/O / Device Operation / Host->Guest Notification / Notification via Adapter I/O Interrupts} item
ef{devicenormative:Virtio Transport Options / Virtio over channel I/O / Device Operation / Guest->Host Notification} diff --git a/content.tex b/content.tex index 546bef7..657b9cd 100644 --- a/content.tex +++ b/content.tex @@ -2787,6 +2787,7 @@ notification, the driver uses the CCW_CMD_SET_IND command, pointing to a location containing the guest address of the indicators in a 64 bit value.
+devicenormative{subparagraph}{Setting Up Classic Queue Indicators}{Virtio Transport Options / Virtio over channel I/O / Device Initialization / Setting Up Indicators / Setting Up Classic Queue Indicators} If the driver has already set up two-staged queue indicators via the CCW_CMD_SET_IND_ADAPTER command, the device MUST post a unit check with command reject to any subsequent CCW_CMD_SET_IND command. -- 2.11.0
