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1a72d9ae PD |
1 | /* |
2 | * Copyright (c) 2018 Citrix Systems Inc. | |
3 | * | |
4 | * This work is licensed under the terms of the GNU GPL, version 2 or later. | |
5 | * See the COPYING file in the top-level directory. | |
6 | */ | |
7 | ||
8 | #ifndef HW_XEN_BLOCK_H | |
9 | #define HW_XEN_BLOCK_H | |
10 | ||
11 | #include "hw/xen/xen-bus.h" | |
b6af8926 PD |
12 | #include "hw/block/block.h" |
13 | #include "hw/block/dataplane/xen-block.h" | |
14 | #include "sysemu/iothread.h" | |
db1015e9 | 15 | #include "qom/object.h" |
1a72d9ae PD |
16 | |
17 | typedef enum XenBlockVdevType { | |
18 | XEN_BLOCK_VDEV_TYPE_INVALID, | |
19 | XEN_BLOCK_VDEV_TYPE_DP, | |
20 | XEN_BLOCK_VDEV_TYPE_XVD, | |
21 | XEN_BLOCK_VDEV_TYPE_HD, | |
22 | XEN_BLOCK_VDEV_TYPE_SD, | |
23 | XEN_BLOCK_VDEV_TYPE__MAX | |
24 | } XenBlockVdevType; | |
25 | ||
26 | typedef struct XenBlockVdev { | |
27 | XenBlockVdevType type; | |
28 | unsigned long disk; | |
29 | unsigned long partition; | |
30 | unsigned long number; | |
31 | } XenBlockVdev; | |
32 | ||
db9ff46e | 33 | |
1a72d9ae PD |
34 | typedef struct XenBlockProperties { |
35 | XenBlockVdev vdev; | |
b6af8926 PD |
36 | BlockConf conf; |
37 | unsigned int max_ring_page_order; | |
38 | IOThread *iothread; | |
1a72d9ae PD |
39 | } XenBlockProperties; |
40 | ||
db9ff46e PD |
41 | typedef struct XenBlockDrive { |
42 | char *id; | |
43 | char *node_name; | |
44 | } XenBlockDrive; | |
45 | ||
46 | typedef struct XenBlockIOThread { | |
47 | char *id; | |
48 | } XenBlockIOThread; | |
49 | ||
db1015e9 | 50 | struct XenBlockDevice { |
1a72d9ae PD |
51 | XenDevice xendev; |
52 | XenBlockProperties props; | |
b6af8926 PD |
53 | const char *device_type; |
54 | unsigned int info; | |
55 | XenBlockDataPlane *dataplane; | |
db9ff46e PD |
56 | XenBlockDrive *drive; |
57 | XenBlockIOThread *iothread; | |
db1015e9 EH |
58 | }; |
59 | typedef struct XenBlockDevice XenBlockDevice; | |
1a72d9ae PD |
60 | |
61 | typedef void (*XenBlockDeviceRealize)(XenBlockDevice *blockdev, Error **errp); | |
b69c3c21 | 62 | typedef void (*XenBlockDeviceUnrealize)(XenBlockDevice *blockdev); |
1a72d9ae | 63 | |
db1015e9 | 64 | struct XenBlockDeviceClass { |
1a72d9ae PD |
65 | /*< private >*/ |
66 | XenDeviceClass parent_class; | |
67 | /*< public >*/ | |
68 | XenBlockDeviceRealize realize; | |
69 | XenBlockDeviceUnrealize unrealize; | |
db1015e9 | 70 | }; |
1a72d9ae PD |
71 | |
72 | #define TYPE_XEN_BLOCK_DEVICE "xen-block" | |
a489d195 | 73 | OBJECT_DECLARE_TYPE(XenBlockDevice, XenBlockDeviceClass, XEN_BLOCK_DEVICE) |
1a72d9ae | 74 | |
db1015e9 | 75 | struct XenDiskDevice { |
1a72d9ae | 76 | XenBlockDevice blockdev; |
db1015e9 | 77 | }; |
1a72d9ae PD |
78 | |
79 | #define TYPE_XEN_DISK_DEVICE "xen-disk" | |
8063396b | 80 | OBJECT_DECLARE_SIMPLE_TYPE(XenDiskDevice, XEN_DISK_DEVICE) |
1a72d9ae | 81 | |
db1015e9 | 82 | struct XenCDRomDevice { |
1a72d9ae | 83 | XenBlockDevice blockdev; |
db1015e9 | 84 | }; |
1a72d9ae PD |
85 | |
86 | #define TYPE_XEN_CDROM_DEVICE "xen-cdrom" | |
8063396b | 87 | OBJECT_DECLARE_SIMPLE_TYPE(XenCDRomDevice, XEN_CDROM_DEVICE) |
1a72d9ae PD |
88 | |
89 | #endif /* HW_XEN_BLOCK_H */ |