| /* |
| * 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 { |
| BlockInterfaceType type; |
| int bus; |
| int unit; |
| int auto_del; /* see blockdev_mark_auto_del() */ |
| bool is_default; /* Added by default_drive() ? */ |
| int media_cd; |
| QemuOpts *opts; |
| bool claimed_by_board; |
| 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_mark_claimed_by_board(void); |
| 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, |
| Error **errp); |
| |
| #endif |