qemu/blockdev.h

57 lines
1.6 KiB
C

/*
* 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.h"
#include "qemu-queue.h"
void blockdev_mark_auto_del(BlockDriverState *bs);
void blockdev_auto_del(BlockDriverState *bs);
#define BLOCK_SERIAL_STRLEN 20
struct DriveInfo {
BlockDriverState *bdrv;
char *id;
const char *devaddr;
BlockInterfaceType type;
int bus;
int unit;
int auto_del; /* see blockdev_mark_auto_del() */
QemuOpts *opts;
char serial[BLOCK_SERIAL_STRLEN + 1];
QTAILQ_ENTRY(DriveInfo) next;
};
#define MAX_IDE_DEVS 2
#define MAX_SCSI_DEVS 7
extern DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit);
extern int drive_get_max_bus(BlockInterfaceType type);
extern void drive_uninit(DriveInfo *dinfo);
extern DriveInfo *drive_get_by_blockdev(BlockDriverState *bs);
extern QemuOpts *drive_add(const char *file, const char *fmt, ...);
extern DriveInfo *drive_init(QemuOpts *arg, int default_to_scsi,
int *fatal_error);
/* device-hotplug */
DriveInfo *add_init_drive(const char *opts);
void do_commit(Monitor *mon, const QDict *qdict);
int do_eject(Monitor *mon, const QDict *qdict, QObject **ret_data);
int do_block_set_passwd(Monitor *mon, const QDict *qdict, QObject **ret_data);
int do_change_block(Monitor *mon, const char *device,
const char *filename, const char *fmt);
#endif