/* * 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 "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_NONE must be zero, because we want MachineClass member * block_default_type to default-initialize to IF_NONE */ IF_NONE = 0, IF_IDE, 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 hmp_commit(Monitor *mon, const QDict *qdict); void hmp_drive_del(Monitor *mon, const QDict *qdict); #endif