1/* 2 * QEMU host block devices 3 * 4 * Copyright (c) 2003-2008 Fabrice Bellard 5 * 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. 8 */ 9 10#ifndef BLOCKDEV_H 11#define BLOCKDEV_H 12 13#include "block.h" 14#include "qemu-queue.h" 15 16void blockdev_mark_auto_del(BlockDriverState *bs); 17void blockdev_auto_del(BlockDriverState *bs); 18 19#define BLOCK_SERIAL_STRLEN 20 20 21struct DriveInfo { 22 BlockDriverState *bdrv; 23 char *id; 24 const char *devaddr; 25 BlockInterfaceType type; 26 int bus; 27 int unit; 28 int auto_del; /* see blockdev_mark_auto_del() */ 29 QemuOpts *opts; 30 char serial[BLOCK_SERIAL_STRLEN + 1]; 31 QTAILQ_ENTRY(DriveInfo) next; 32}; 33 34#define MAX_IDE_DEVS 2 35#define MAX_SCSI_DEVS 7 36 37extern DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit); 38extern int drive_get_max_bus(BlockInterfaceType type); 39extern void drive_uninit(DriveInfo *dinfo); 40extern DriveInfo *drive_get_by_blockdev(BlockDriverState *bs); 41 42extern QemuOpts *drive_add(const char *file, const char *fmt, ...); 43extern DriveInfo *drive_init(QemuOpts *arg, int default_to_scsi, 44 int *fatal_error); 45 46/* device-hotplug */ 47 48DriveInfo *add_init_drive(const char *opts); 49 50void do_commit(Monitor *mon, const QDict *qdict); 51int do_eject(Monitor *mon, const QDict *qdict, QObject **ret_data); 52int do_block_set_passwd(Monitor *mon, const QDict *qdict, QObject **ret_data); 53int do_change_block(Monitor *mon, const char *device, 54 const char *filename, const char *fmt); 55 56#endif 57