diff options
Diffstat (limited to 'include/sysemu/blockdev.h')
-rw-r--r-- | include/sysemu/blockdev.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/include/sysemu/blockdev.h b/include/sysemu/blockdev.h new file mode 100644 index 0000000000..1fe533299e --- /dev/null +++ b/include/sysemu/blockdev.h @@ -0,0 +1,69 @@ +/* + * 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(BlockDriverState *bs); +void blockdev_auto_del(BlockDriverState *bs); + +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 { + BlockDriverState *bdrv; + char *id; + const char *devaddr; + BlockInterfaceType type; + int bus; + int unit; + int auto_del; /* see blockdev_mark_auto_del() */ + int media_cd; + int cyls, heads, secs, trans; + QemuOpts *opts; + const char *serial; + QTAILQ_ENTRY(DriveInfo) next; + int refcount; +}; + +DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit); +DriveInfo *drive_get_by_index(BlockInterfaceType type, int index); +int drive_get_max_bus(BlockInterfaceType type); +DriveInfo *drive_get_next(BlockInterfaceType type); +void drive_get_ref(DriveInfo *dinfo); +void drive_put_ref(DriveInfo *dinfo); +DriveInfo *drive_get_by_blockdev(BlockDriverState *bs); + +QemuOpts *drive_def(const char *optstr); +QemuOpts *drive_add(BlockInterfaceType type, int index, const char *file, + const char *optstr); +DriveInfo *drive_init(QemuOpts *arg, BlockInterfaceType block_default_type); + +/* device-hotplug */ + +DriveInfo *add_init_drive(const char *opts); + +void qmp_change_blockdev(const char *device, const char *filename, + bool has_format, const char *format, Error **errp); +void do_commit(Monitor *mon, const QDict *qdict); +int do_drive_del(Monitor *mon, const QDict *qdict, QObject **ret_data); +#endif |