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43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
/*
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* Virtio SCSI HBA
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*
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* Copyright IBM, Corp. 2010
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*
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* Authors:
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* Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2. See
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* the COPYING file in the top-level directory.
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*
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*/
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#ifndef _QEMU_VIRTIO_SCSI_H
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#define _QEMU_VIRTIO_SCSI_H
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#include "virtio.h"
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#include "pci/pci.h"
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/* The ID for virtio_scsi */
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#define VIRTIO_ID_SCSI 8
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/* Feature Bits */
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#define VIRTIO_SCSI_F_INOUT 0
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#define VIRTIO_SCSI_F_HOTPLUG 1
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#define VIRTIO_SCSI_F_CHANGE 2
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struct VirtIOSCSIConf {
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uint32_t num_queues;
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uint32_t max_sectors;
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uint32_t cmd_per_lun;
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};
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#define DEFINE_VIRTIO_SCSI_PROPERTIES(_state, _features_field, _conf_field) \
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DEFINE_VIRTIO_COMMON_FEATURES(_state, _features_field), \
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DEFINE_PROP_UINT32("num_queues", _state, _conf_field.num_queues, 1), \
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DEFINE_PROP_UINT32("max_sectors", _state, _conf_field.max_sectors, 0xFFFF), \
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DEFINE_PROP_UINT32("cmd_per_lun", _state, _conf_field.cmd_per_lun, 128), \
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DEFINE_PROP_BIT("hotplug", _state, _features_field, VIRTIO_SCSI_F_HOTPLUG, true), \
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DEFINE_PROP_BIT("param_change", _state, _features_field, VIRTIO_SCSI_F_CHANGE, true)
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#endif /* _QEMU_VIRTIO_SCSI_H */
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