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/*
* 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);
void 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
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