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