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f3304eea AG |
1 | /* |
2 | * QEMU S390x VirtIO BUS definitions | |
3 | * | |
4 | * Copyright (c) 2009 Alexander Graf <agraf@suse.de> | |
5 | * | |
6 | * This library is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU Lesser General Public | |
8 | * License as published by the Free Software Foundation; either | |
9 | * version 2 of the License, or (at your option) any later version. | |
10 | * | |
11 | * This library is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * Lesser General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Lesser General Public | |
17 | * License along with this library; if not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
cb9c377f PB |
19 | #ifndef HW_S390_VIRTIO_BUS_H |
20 | #define HW_S390_VIRTIO_BUS_H 1 | |
f3304eea | 21 | |
0d09e41a PB |
22 | #include "hw/virtio/virtio-blk.h" |
23 | #include "hw/virtio/virtio-net.h" | |
24 | #include "hw/virtio/virtio-rng.h" | |
25 | #include "hw/virtio/virtio-serial.h" | |
26 | #include "hw/virtio/virtio-scsi.h" | |
27 | #include "hw/virtio/virtio-bus.h" | |
d6e51919 PB |
28 | #ifdef CONFIG_VHOST_SCSI |
29 | #include "hw/virtio/vhost-scsi.h" | |
30 | #endif | |
6c33286a | 31 | |
f3304eea AG |
32 | #define VIRTIO_DEV_OFFS_TYPE 0 /* 8 bits */ |
33 | #define VIRTIO_DEV_OFFS_NUM_VQ 1 /* 8 bits */ | |
34 | #define VIRTIO_DEV_OFFS_FEATURE_LEN 2 /* 8 bits */ | |
35 | #define VIRTIO_DEV_OFFS_CONFIG_LEN 3 /* 8 bits */ | |
36 | #define VIRTIO_DEV_OFFS_STATUS 4 /* 8 bits */ | |
37 | #define VIRTIO_DEV_OFFS_CONFIG 5 /* dynamic */ | |
38 | ||
39 | #define VIRTIO_VQCONFIG_OFFS_TOKEN 0 /* 64 bits */ | |
40 | #define VIRTIO_VQCONFIG_OFFS_ADDRESS 8 /* 64 bits */ | |
41 | #define VIRTIO_VQCONFIG_OFFS_NUM 16 /* 16 bits */ | |
42 | #define VIRTIO_VQCONFIG_LEN 24 | |
43 | ||
44 | #define VIRTIO_RING_LEN (TARGET_PAGE_SIZE * 3) | |
4170aea1 JF |
45 | #define VIRTIO_VRING_AVAIL_IDX_OFFS 2 |
46 | #define VIRTIO_VRING_USED_IDX_OFFS 2 | |
d1ff903c | 47 | #define S390_DEVICE_PAGES 512 |
f3304eea | 48 | |
7fa41e53 AG |
49 | #define VIRTIO_PARAM_MASK 0xff |
50 | #define VIRTIO_PARAM_VRING_INTERRUPT 0x0 | |
51 | #define VIRTIO_PARAM_CONFIG_CHANGED 0x1 | |
52 | #define VIRTIO_PARAM_DEV_ADD 0x2 | |
53 | ||
39bffca2 AL |
54 | #define TYPE_VIRTIO_S390_DEVICE "virtio-s390-device" |
55 | #define VIRTIO_S390_DEVICE(obj) \ | |
56 | OBJECT_CHECK(VirtIOS390Device, (obj), TYPE_VIRTIO_S390_DEVICE) | |
57 | #define VIRTIO_S390_DEVICE_CLASS(klass) \ | |
58 | OBJECT_CLASS_CHECK(VirtIOS390DeviceClass, (klass), TYPE_VIRTIO_S390_DEVICE) | |
59 | #define VIRTIO_S390_DEVICE_GET_CLASS(obj) \ | |
60 | OBJECT_GET_CLASS(VirtIOS390DeviceClass, (obj), TYPE_VIRTIO_S390_DEVICE) | |
61 | ||
0d936928 AL |
62 | #define TYPE_S390_VIRTIO_BUS "s390-virtio-bus" |
63 | #define S390_VIRTIO_BUS(obj) \ | |
64 | OBJECT_CHECK(VirtIOS390Bus, (obj), TYPE_S390_VIRTIO_BUS) | |
65 | ||
ea35d4f1 KF |
66 | /* virtio-s390-bus */ |
67 | ||
68 | typedef struct VirtioBusState VirtioS390BusState; | |
69 | typedef struct VirtioBusClass VirtioS390BusClass; | |
70 | ||
71 | #define TYPE_VIRTIO_S390_BUS "virtio-s390-bus" | |
72 | #define VIRTIO_S390_BUS(obj) \ | |
73 | OBJECT_CHECK(VirtioS390BusState, (obj), TYPE_VIRTIO_S390_BUS) | |
74 | #define VIRTIO_S390_BUS_GET_CLASS(obj) \ | |
75 | OBJECT_GET_CLASS(VirtioS390BusClass, obj, TYPE_VIRTIO_S390_BUS) | |
76 | #define VIRTIO_S390_BUS_CLASS(klass) \ | |
77 | OBJECT_CLASS_CHECK(VirtioS390BusClass, klass, TYPE_VIRTIO_S390_BUS) | |
78 | ||
79 | ||
39bffca2 AL |
80 | typedef struct VirtIOS390Device VirtIOS390Device; |
81 | ||
82 | typedef struct VirtIOS390DeviceClass { | |
83 | DeviceClass qdev; | |
84 | int (*init)(VirtIOS390Device *dev); | |
85 | } VirtIOS390DeviceClass; | |
86 | ||
87 | struct VirtIOS390Device { | |
f3304eea AG |
88 | DeviceState qdev; |
89 | ram_addr_t dev_offs; | |
90 | ram_addr_t feat_offs; | |
91 | uint8_t feat_len; | |
92 | VirtIODevice *vdev; | |
8172539d | 93 | uint32_t host_features; |
11e9235b | 94 | VirtioBusState bus; |
39bffca2 | 95 | }; |
f3304eea AG |
96 | |
97 | typedef struct VirtIOS390Bus { | |
98 | BusState bus; | |
99 | ||
100 | VirtIOS390Device *console; | |
101 | ram_addr_t dev_page; | |
102 | ram_addr_t dev_offs; | |
103 | ram_addr_t next_ring; | |
104 | } VirtIOS390Bus; | |
105 | ||
106 | ||
64b85a8f | 107 | void s390_virtio_device_update_status(VirtIOS390Device *dev); |
f3304eea | 108 | |
64b85a8f BS |
109 | VirtIOS390Device *s390_virtio_bus_console(VirtIOS390Bus *bus); |
110 | VirtIOS390Bus *s390_virtio_bus_init(ram_addr_t *ram_size); | |
f3304eea | 111 | |
64b85a8f BS |
112 | VirtIOS390Device *s390_virtio_bus_find_vring(VirtIOS390Bus *bus, |
113 | ram_addr_t mem, int *vq_num); | |
114 | VirtIOS390Device *s390_virtio_bus_find_mem(VirtIOS390Bus *bus, ram_addr_t mem); | |
115 | void s390_virtio_device_sync(VirtIOS390Device *dev); | |
4170aea1 JF |
116 | void s390_virtio_reset_idx(VirtIOS390Device *dev); |
117 | ||
55d11e01 KF |
118 | /* virtio-blk-s390 */ |
119 | ||
120 | #define TYPE_VIRTIO_BLK_S390 "virtio-blk-s390" | |
121 | #define VIRTIO_BLK_S390(obj) \ | |
122 | OBJECT_CHECK(VirtIOBlkS390, (obj), TYPE_VIRTIO_BLK_S390) | |
123 | ||
124 | typedef struct VirtIOBlkS390 { | |
125 | VirtIOS390Device parent_obj; | |
126 | VirtIOBlock vdev; | |
127 | VirtIOBlkConf blk; | |
128 | } VirtIOBlkS390; | |
129 | ||
9ef13d8f KF |
130 | /* virtio-scsi-s390 */ |
131 | ||
132 | #define TYPE_VIRTIO_SCSI_S390 "virtio-scsi-s390" | |
133 | #define VIRTIO_SCSI_S390(obj) \ | |
134 | OBJECT_CHECK(VirtIOSCSIS390, (obj), TYPE_VIRTIO_SCSI_S390) | |
135 | ||
136 | typedef struct VirtIOSCSIS390 { | |
137 | VirtIOS390Device parent_obj; | |
138 | VirtIOSCSI vdev; | |
139 | } VirtIOSCSIS390; | |
cb9c377f | 140 | |
55169140 KF |
141 | /* virtio-serial-s390 */ |
142 | ||
143 | #define TYPE_VIRTIO_SERIAL_S390 "virtio-serial-s390" | |
144 | #define VIRTIO_SERIAL_S390(obj) \ | |
145 | OBJECT_CHECK(VirtIOSerialS390, (obj), TYPE_VIRTIO_SERIAL_S390) | |
146 | ||
147 | typedef struct VirtIOSerialS390 { | |
148 | VirtIOS390Device parent_obj; | |
149 | VirtIOSerial vdev; | |
150 | } VirtIOSerialS390; | |
151 | ||
74b4fe3d KF |
152 | /* virtio-net-s390 */ |
153 | ||
154 | #define TYPE_VIRTIO_NET_S390 "virtio-net-s390" | |
155 | #define VIRTIO_NET_S390(obj) \ | |
156 | OBJECT_CHECK(VirtIONetS390, (obj), TYPE_VIRTIO_NET_S390) | |
157 | ||
158 | typedef struct VirtIONetS390 { | |
159 | VirtIOS390Device parent_obj; | |
160 | VirtIONet vdev; | |
161 | } VirtIONetS390; | |
162 | ||
d6e51919 PB |
163 | /* vhost-scsi-s390 */ |
164 | ||
165 | #ifdef CONFIG_VHOST_SCSI | |
166 | #define TYPE_VHOST_SCSI_S390 "vhost-scsi-s390" | |
167 | #define VHOST_SCSI_S390(obj) \ | |
168 | OBJECT_CHECK(VHostSCSIS390, (obj), TYPE_VHOST_SCSI_S390) | |
169 | ||
170 | typedef struct VHostSCSIS390 { | |
171 | VirtIOS390Device parent_obj; | |
172 | VHostSCSI vdev; | |
173 | } VHostSCSIS390; | |
174 | #endif | |
175 | ||
0bca1f53 KF |
176 | /* virtio-rng-s390 */ |
177 | ||
178 | #define TYPE_VIRTIO_RNG_S390 "virtio-rng-s390" | |
179 | #define VIRTIO_RNG_S390(obj) \ | |
180 | OBJECT_CHECK(VirtIORNGS390, (obj), TYPE_VIRTIO_RNG_S390) | |
181 | ||
182 | typedef struct VirtIORNGS390 { | |
183 | VirtIOS390Device parent_obj; | |
184 | VirtIORNG vdev; | |
185 | } VirtIORNGS390; | |
186 | ||
cb9c377f | 187 | #endif |