Add qemu 2.4.0

[kvmfornfv.git] / qemu / include / sysemu / blockdev.h

diff --git a/qemu/include/sysemu/blockdev.h b/qemu/include/sysemu/blockdev.h
new file mode 100644 (file)
index 0000000..3104150
--- /dev/null
+++ b/qemu/include/sysemu/blockdev.h
@@ -0,0 +1,70 @@
+/*
+ * QEMU host block devices
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or
+ * later.  See the COPYING file in the top-level directory.
+ */
+
+#ifndef BLOCKDEV_H
+#define BLOCKDEV_H
+
+#include "block/block.h"
+#include "qapi/error.h"
+#include "qemu/queue.h"
+
+void blockdev_mark_auto_del(BlockBackend *blk);
+void blockdev_auto_del(BlockBackend *blk);
+
+typedef enum {
+    IF_DEFAULT = -1,            /* for use with drive_add() only */
+    /*
+     * IF_IDE must be zero, because we want QEMUMachine member
+     * block_default_type to default-initialize to IF_IDE
+     */
+    IF_IDE = 0,
+    IF_NONE,
+    IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN,
+    IF_COUNT
+} BlockInterfaceType;
+
+struct DriveInfo {
+    const char *devaddr;
+    BlockInterfaceType type;
+    int bus;
+    int unit;
+    int auto_del;               /* see blockdev_mark_auto_del() */
+    bool is_default;            /* Added by default_drive() ?  */
+    int media_cd;
+    int cyls, heads, secs, trans;
+    QemuOpts *opts;
+    char *serial;
+    QTAILQ_ENTRY(DriveInfo) next;
+};
+
+DriveInfo *blk_legacy_dinfo(BlockBackend *blk);
+DriveInfo *blk_set_legacy_dinfo(BlockBackend *blk, DriveInfo *dinfo);
+BlockBackend *blk_by_legacy_dinfo(DriveInfo *dinfo);
+
+void override_max_devs(BlockInterfaceType type, int max_devs);
+
+DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit);
+bool drive_check_orphaned(void);
+DriveInfo *drive_get_by_index(BlockInterfaceType type, int index);
+int drive_get_max_bus(BlockInterfaceType type);
+int drive_get_max_devs(BlockInterfaceType type);
+DriveInfo *drive_get_next(BlockInterfaceType type);
+
+QemuOpts *drive_def(const char *optstr);
+QemuOpts *drive_add(BlockInterfaceType type, int index, const char *file,
+                    const char *optstr);
+DriveInfo *drive_new(QemuOpts *arg, BlockInterfaceType block_default_type);
+
+/* device-hotplug */
+
+void qmp_change_blockdev(const char *device, const char *filename,
+                         const char *format, Error **errp);
+void hmp_commit(Monitor *mon, const QDict *qdict);
+void hmp_drive_del(Monitor *mon, const QDict *qdict);
+#endif