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authorPaolo Bonzini <pbonzini@redhat.com>2013-02-05 17:06:20 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2013-04-08 18:13:10 +0200
commit0d09e41a51aa0752b1ce525ce084f7cd210e461b (patch)
treedc92b5b32c1e3182afa9bfd16a46a0a089320102 /include/hw/virtio/virtio-scsi.h
parentbb585a784e9ad69207315d694e7dad2c422f6baa (diff)
hw: move headers to include/
Many of these should be cleaned up with proper qdev-/QOM-ification. Right now there are many catch-all headers in include/hw/ARCH depending on cpu.h, and this makes it necessary to compile these files per-target. However, fixing this does not belong in these patches. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'include/hw/virtio/virtio-scsi.h')
-rw-r--r--include/hw/virtio/virtio-scsi.h66
1 files changed, 66 insertions, 0 deletions
diff --git a/include/hw/virtio/virtio-scsi.h b/include/hw/virtio/virtio-scsi.h
new file mode 100644
index 0000000000..c9d92ca2e8
--- /dev/null
+++ b/include/hw/virtio/virtio-scsi.h
@@ -0,0 +1,66 @@
+/*
+ * 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 "hw/virtio/virtio.h"
+#include "hw/pci/pci.h"
+#include "hw/scsi/scsi.h"
+
+#define TYPE_VIRTIO_SCSI "virtio-scsi"
+#define VIRTIO_SCSI(obj) \
+ OBJECT_CHECK(VirtIOSCSI, (obj), TYPE_VIRTIO_SCSI)
+
+
+/* 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;
+};
+
+typedef struct VirtIOSCSI {
+ VirtIODevice parent_obj;
+ VirtIOSCSIConf conf;
+
+ SCSIBus bus;
+ uint32_t sense_size;
+ uint32_t cdb_size;
+ int resetting;
+ bool events_dropped;
+ VirtQueue *ctrl_vq;
+ VirtQueue *event_vq;
+ VirtQueue **cmd_vqs;
+} VirtIOSCSI;
+
+#define DEFINE_VIRTIO_SCSI_PROPERTIES(_state, _conf_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 DEFINE_VIRTIO_SCSI_FEATURES(_state, _feature_field) \
+ DEFINE_VIRTIO_COMMON_FEATURES(_state, _feature_field), \
+ DEFINE_PROP_BIT("hotplug", _state, _feature_field, VIRTIO_SCSI_F_HOTPLUG, \
+ true), \
+ DEFINE_PROP_BIT("param_change", _state, _feature_field, \
+ VIRTIO_SCSI_F_CHANGE, true)
+
+#endif /* _QEMU_VIRTIO_SCSI_H */