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tcg: rework liveness analysis
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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"
333a96ec 14#include "error.h"
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15#include "qemu-queue.h"
16
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17void blockdev_mark_auto_del(BlockDriverState *bs);
18void blockdev_auto_del(BlockDriverState *bs);
19
904ebffe 20typedef enum {
2292ddae 21 IF_DEFAULT = -1, /* for use with drive_add() only */
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22 IF_NONE,
23 IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN,
24 IF_COUNT
25} BlockInterfaceType;
26
2446333c 27struct DriveInfo {
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28 BlockDriverState *bdrv;
29 char *id;
30 const char *devaddr;
31 BlockInterfaceType type;
32 int bus;
33 int unit;
14bafc54 34 int auto_del; /* see blockdev_mark_auto_del() */
95b5edcd 35 int media_cd;
317bb412 36 int cyls, heads, secs, trans;
666daa68 37 QemuOpts *opts;
577d0a38 38 const char *serial;
666daa68 39 QTAILQ_ENTRY(DriveInfo) next;
84fb3925 40 int refcount;
2446333c 41};
666daa68 42
6ea421fe 43DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit);
f1bd51ac 44DriveInfo *drive_get_by_index(BlockInterfaceType type, int index);
6ea421fe 45int drive_get_max_bus(BlockInterfaceType type);
13839974 46DriveInfo *drive_get_next(BlockInterfaceType type);
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47void drive_get_ref(DriveInfo *dinfo);
48void drive_put_ref(DriveInfo *dinfo);
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49DriveInfo *drive_get_by_blockdev(BlockDriverState *bs);
50
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51QemuOpts *drive_def(const char *optstr);
52QemuOpts *drive_add(BlockInterfaceType type, int index, const char *file,
5645b0f4 53 const char *optstr);
319ae529 54DriveInfo *drive_init(QemuOpts *arg, int default_to_scsi);
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55
56/* device-hotplug */
57
58DriveInfo *add_init_drive(const char *opts);
59
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60void qmp_change_blockdev(const char *device, const char *filename,
61 bool has_format, const char *format, Error **errp);
666daa68 62void do_commit(Monitor *mon, const QDict *qdict);
9063f814 63int do_drive_del(Monitor *mon, const QDict *qdict, QObject **ret_data);
666daa68 64#endif