Annotation of qemu/blockdev.h, revision 1.1.1.1

1.1       root        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: 
                     16: void blockdev_mark_auto_del(BlockDriverState *bs);
                     17: void blockdev_auto_del(BlockDriverState *bs);
                     18: 
                     19: typedef enum {
                     20:     IF_NONE,
                     21:     IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN,
                     22:     IF_COUNT
                     23: } BlockInterfaceType;
                     24: 
                     25: #define BLOCK_SERIAL_STRLEN 20
                     26: 
                     27: typedef struct DriveInfo {
                     28:     BlockDriverState *bdrv;
                     29:     char *id;
                     30:     const char *devaddr;
                     31:     BlockInterfaceType type;
                     32:     int bus;
                     33:     int unit;
                     34:     int auto_del;               /* see blockdev_mark_auto_del() */
                     35:     QemuOpts *opts;
                     36:     char serial[BLOCK_SERIAL_STRLEN + 1];
                     37:     QTAILQ_ENTRY(DriveInfo) next;
                     38: } DriveInfo;
                     39: 
                     40: #define MAX_IDE_DEVS   2
                     41: #define MAX_SCSI_DEVS  7
                     42: 
                     43: extern DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit);
                     44: extern int drive_get_max_bus(BlockInterfaceType type);
                     45: extern void drive_uninit(DriveInfo *dinfo);
                     46: extern DriveInfo *drive_get_by_blockdev(BlockDriverState *bs);
                     47: 
                     48: extern QemuOpts *drive_add(const char *file, const char *fmt, ...);
                     49: extern DriveInfo *drive_init(QemuOpts *arg, int default_to_scsi,
                     50:                              int *fatal_error);
                     51: 
                     52: /* device-hotplug */
                     53: 
                     54: DriveInfo *add_init_drive(const char *opts);
                     55: 
                     56: void do_commit(Monitor *mon, const QDict *qdict);
                     57: int do_eject(Monitor *mon, const QDict *qdict, QObject **ret_data);
                     58: int do_block_set_passwd(Monitor *mon, const QDict *qdict, QObject **ret_data);
                     59: int do_change_block(Monitor *mon, const char *device,
                     60:                     const char *filename, const char *fmt);
                     61: 
                     62: #endif

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