2 * QEMU host block devices
4 * Copyright (c) 2003-2008 Fabrice Bellard
6 * This work is licensed under the terms of the GNU GPL, version 2 or
7 * later. See the COPYING file in the top-level directory.
13 #include "block/block.h"
14 #include "qapi/error.h"
15 #include "qemu/queue.h"
17 void blockdev_mark_auto_del(BlockBackend *blk);
18 void blockdev_auto_del(BlockBackend *blk);
21 IF_DEFAULT = -1, /* for use with drive_add() only */
23 * IF_IDE must be zero, because we want QEMUMachine member
24 * block_default_type to default-initialize to IF_IDE
28 IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN,
34 BlockInterfaceType type;
37 int auto_del; /* see blockdev_mark_auto_del() */
38 bool is_default; /* Added by default_drive() ? */
40 int cyls, heads, secs, trans;
43 QTAILQ_ENTRY(DriveInfo) next;
46 DriveInfo *blk_legacy_dinfo(BlockBackend *blk);
47 DriveInfo *blk_set_legacy_dinfo(BlockBackend *blk, DriveInfo *dinfo);
48 BlockBackend *blk_by_legacy_dinfo(DriveInfo *dinfo);
50 void override_max_devs(BlockInterfaceType type, int max_devs);
52 DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit);
53 bool drive_check_orphaned(void);
54 DriveInfo *drive_get_by_index(BlockInterfaceType type, int index);
55 int drive_get_max_bus(BlockInterfaceType type);
56 int drive_get_max_devs(BlockInterfaceType type);
57 DriveInfo *drive_get_next(BlockInterfaceType type);
59 QemuOpts *drive_def(const char *optstr);
60 QemuOpts *drive_add(BlockInterfaceType type, int index, const char *file,
62 DriveInfo *drive_new(QemuOpts *arg, BlockInterfaceType block_default_type);
66 void qmp_change_blockdev(const char *device, const char *filename,
67 const char *format, Error **errp);
68 void hmp_commit(Monitor *mon, const QDict *qdict);
69 void hmp_drive_del(Monitor *mon, const QDict *qdict);