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Type:
Improvement
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Status:
Resolved
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Priority:
Major
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Resolution:
Fixed
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Affects Version/s:
virtio 1.0 csprd01, virtio 1.0 csprd02, virtio 1.0 csprd03, virtio 1.0 cs01, virtio 1.0 cs02, virtio 1.0 cs03, virtio 1.0 cs04
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Environment:
Cornelia Huck <cornelia.huck@de.ibm.com>
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Proposal:
Show
Provide a new command READ_STATUS allowing the driver to retrieve the device status. Provide this command when revision 2 has been negotiated.
Proposed patch:
https://lists.oasis-open.org/archives/virtio/201509/msg00001.html
Updated proposal:
https://lists.oasis-open.org/archives/virtio/201510/msg00022.html
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Resolution:
Hide
ccw: add CCW_CMD_READ_STATUS
ccw currently allows the driver to update the status via the
CCW_CMD_WRITE_STATUS command; however, it does not allow the driver to
retrieve the current status at the device, which is needed to properly
support DEVICE_NEEDS_RESET.
Therefore, provide a new command CCW_CMD_READ_STATUS allowing the driver
to retrieve the device status. Provide this command when revision 2 has
been negotiated.
VIRTIO-117
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Message-Id: <1445243513-2263-2-git-send-email-cornelia.huck@de.ibm.com>
git-svn-id: https://tools.oasis-open.org/version-control/svn/virtio/trunk@579 0c8fb4dd-22a2-4bb5-bc14-6c75a5f43652
Show
ccw: add CCW_CMD_READ_STATUS
ccw currently allows the driver to update the status via the
CCW_CMD_WRITE_STATUS command; however, it does not allow the driver to
retrieve the current status at the device, which is needed to properly
support DEVICE_NEEDS_RESET.
Therefore, provide a new command CCW_CMD_READ_STATUS allowing the driver
to retrieve the device status. Provide this command when revision 2 has
been negotiated.
VIRTIO-117
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Message-Id: <1445243513-2263-2-git-send-email-cornelia.huck@de.ibm.com>
git-svn-id: https://tools.oasis-open.org/version-control/svn/virtio/trunk@579 0c8fb4dd-22a2-4bb5-bc14-6c75a5f43652
ccw currently allows the driver to update the status via WRITE_STATUS; however, it does not allow the driver to retrieve the current status at the device.
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BALLOT CREATED AT URL: https://www.oasis-open.org/apps/org/workgroup/virtio/ballot.php?id=2962