]>
Commit | Line | Data |
---|---|---|
9fe1ebeb AK |
1 | /* |
2 | * Virtio PCI Bindings | |
3 | * | |
4 | * Copyright IBM, Corp. 2007 | |
5 | * Copyright (c) 2009 CodeSourcery | |
6 | * | |
7 | * Authors: | |
8 | * Anthony Liguori <aliguori@us.ibm.com> | |
9 | * Paul Brook <paul@codesourcery.com> | |
10 | * | |
11 | * This work is licensed under the terms of the GNU GPL, version 2. See | |
12 | * the COPYING file in the top-level directory. | |
13 | */ | |
14 | ||
15 | #ifndef QEMU_VIRTIO_PCI_H | |
16 | #define QEMU_VIRTIO_PCI_H | |
17 | ||
cf7c3f0c | 18 | #include "hw/pci/msi.h" |
0d09e41a PB |
19 | #include "hw/virtio/virtio-blk.h" |
20 | #include "hw/virtio/virtio-net.h" | |
21 | #include "hw/virtio/virtio-rng.h" | |
22 | #include "hw/virtio/virtio-serial.h" | |
23 | #include "hw/virtio/virtio-scsi.h" | |
24 | #include "hw/virtio/virtio-balloon.h" | |
25 | #include "hw/virtio/virtio-bus.h" | |
26 | #include "hw/virtio/virtio-9p.h" | |
f958c8aa | 27 | #include "hw/virtio/virtio-input.h" |
234a336f FK |
28 | #ifdef CONFIG_VIRTFS |
29 | #include "hw/9pfs/virtio-9p.h" | |
30 | #endif | |
50787628 NB |
31 | #ifdef CONFIG_VHOST_SCSI |
32 | #include "hw/virtio/vhost-scsi.h" | |
33 | #endif | |
0a2acf5e | 34 | |
085bccb7 | 35 | typedef struct VirtIOPCIProxy VirtIOPCIProxy; |
653ced07 | 36 | typedef struct VirtIOBlkPCI VirtIOBlkPCI; |
bc7b90a0 | 37 | typedef struct VirtIOSCSIPCI VirtIOSCSIPCI; |
e378e88d | 38 | typedef struct VirtIOBalloonPCI VirtIOBalloonPCI; |
f7f7464a | 39 | typedef struct VirtIOSerialPCI VirtIOSerialPCI; |
e37da394 | 40 | typedef struct VirtIONetPCI VirtIONetPCI; |
50787628 | 41 | typedef struct VHostSCSIPCI VHostSCSIPCI; |
59ccd20a | 42 | typedef struct VirtIORngPCI VirtIORngPCI; |
f958c8aa | 43 | typedef struct VirtIOInputPCI VirtIOInputPCI; |
085bccb7 | 44 | |
0a2acf5e FK |
45 | /* virtio-pci-bus */ |
46 | ||
47 | typedef struct VirtioBusState VirtioPCIBusState; | |
48 | typedef struct VirtioBusClass VirtioPCIBusClass; | |
49 | ||
50 | #define TYPE_VIRTIO_PCI_BUS "virtio-pci-bus" | |
51 | #define VIRTIO_PCI_BUS(obj) \ | |
52 | OBJECT_CHECK(VirtioPCIBusState, (obj), TYPE_VIRTIO_PCI_BUS) | |
53 | #define VIRTIO_PCI_BUS_GET_CLASS(obj) \ | |
54 | OBJECT_GET_CLASS(VirtioPCIBusClass, obj, TYPE_VIRTIO_PCI_BUS) | |
55 | #define VIRTIO_PCI_BUS_CLASS(klass) \ | |
56 | OBJECT_CLASS_CHECK(VirtioPCIBusClass, klass, TYPE_VIRTIO_PCI_BUS) | |
9fe1ebeb | 57 | |
68a27b20 MT |
58 | /* Need to activate work-arounds for buggy guests at vmstate load. */ |
59 | #define VIRTIO_PCI_FLAG_BUS_MASTER_BUG_MIGRATION_BIT 0 | |
60 | #define VIRTIO_PCI_FLAG_BUS_MASTER_BUG_MIGRATION \ | |
61 | (1 << VIRTIO_PCI_FLAG_BUS_MASTER_BUG_MIGRATION_BIT) | |
62 | ||
5745e38a AK |
63 | /* Performance improves when virtqueue kick processing is decoupled from the |
64 | * vcpu thread using ioeventfd for some devices. */ | |
65 | #define VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT 1 | |
66 | #define VIRTIO_PCI_FLAG_USE_IOEVENTFD (1 << VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT) | |
67 | ||
e266d421 GH |
68 | /* virtio version flags */ |
69 | #define VIRTIO_PCI_FLAG_DISABLE_LEGACY_BIT 2 | |
70 | #define VIRTIO_PCI_FLAG_DISABLE_MODERN_BIT 3 | |
71 | #define VIRTIO_PCI_FLAG_DISABLE_LEGACY (1 << VIRTIO_PCI_FLAG_DISABLE_LEGACY_BIT) | |
72 | #define VIRTIO_PCI_FLAG_DISABLE_MODERN (1 << VIRTIO_PCI_FLAG_DISABLE_MODERN_BIT) | |
73 | ||
7d37d351 | 74 | typedef struct { |
774345f9 | 75 | MSIMessage msg; |
7d37d351 JK |
76 | int virq; |
77 | unsigned int users; | |
78 | } VirtIOIRQFD; | |
79 | ||
085bccb7 FK |
80 | /* |
81 | * virtio-pci: This is the PCIDevice which has a virtio-pci-bus. | |
82 | */ | |
83 | #define TYPE_VIRTIO_PCI "virtio-pci" | |
84 | #define VIRTIO_PCI_GET_CLASS(obj) \ | |
85 | OBJECT_GET_CLASS(VirtioPCIClass, obj, TYPE_VIRTIO_PCI) | |
86 | #define VIRTIO_PCI_CLASS(klass) \ | |
87 | OBJECT_CLASS_CHECK(VirtioPCIClass, klass, TYPE_VIRTIO_PCI) | |
88 | #define VIRTIO_PCI(obj) \ | |
89 | OBJECT_CHECK(VirtIOPCIProxy, (obj), TYPE_VIRTIO_PCI) | |
90 | ||
91 | typedef struct VirtioPCIClass { | |
92 | PCIDeviceClass parent_class; | |
fc079951 | 93 | void (*realize)(VirtIOPCIProxy *vpci_dev, Error **errp); |
085bccb7 FK |
94 | } VirtioPCIClass; |
95 | ||
588255ad GH |
96 | typedef struct VirtIOPCIRegion { |
97 | MemoryRegion mr; | |
a3cc2e81 | 98 | uint32_t offset; |
b6ce27a5 | 99 | uint32_t size; |
fc004905 | 100 | uint32_t type; |
588255ad GH |
101 | } VirtIOPCIRegion; |
102 | ||
085bccb7 | 103 | struct VirtIOPCIProxy { |
9fe1ebeb | 104 | PCIDevice pci_dev; |
da146d0a | 105 | MemoryRegion bar; |
588255ad GH |
106 | VirtIOPCIRegion common; |
107 | VirtIOPCIRegion isr; | |
108 | VirtIOPCIRegion device; | |
109 | VirtIOPCIRegion notify; | |
dfb8e184 | 110 | MemoryRegion modern_bar; |
b6ce27a5 GH |
111 | uint32_t legacy_io_bar; |
112 | uint32_t msix_bar; | |
113 | uint32_t modern_mem_bar; | |
9fe1ebeb | 114 | uint32_t flags; |
9fe1ebeb AK |
115 | uint32_t class_code; |
116 | uint32_t nvectors; | |
dfb8e184 MT |
117 | uint32_t dfselect; |
118 | uint32_t gfselect; | |
119 | uint32_t guest_features[2]; | |
120 | struct { | |
121 | uint16_t num; | |
122 | bool enabled; | |
123 | uint32_t desc[2]; | |
124 | uint32_t avail[2]; | |
125 | uint32_t used[2]; | |
126 | } vqs[VIRTIO_QUEUE_MAX]; | |
127 | ||
9fe1ebeb AK |
128 | bool ioeventfd_disabled; |
129 | bool ioeventfd_started; | |
7d37d351 | 130 | VirtIOIRQFD *vector_irqfd; |
2d620f59 | 131 | int nvqs_with_notifiers; |
085bccb7 FK |
132 | VirtioBusState bus; |
133 | }; | |
9fe1ebeb | 134 | |
bc7b90a0 FK |
135 | |
136 | /* | |
137 | * virtio-scsi-pci: This extends VirtioPCIProxy. | |
138 | */ | |
139 | #define TYPE_VIRTIO_SCSI_PCI "virtio-scsi-pci" | |
140 | #define VIRTIO_SCSI_PCI(obj) \ | |
141 | OBJECT_CHECK(VirtIOSCSIPCI, (obj), TYPE_VIRTIO_SCSI_PCI) | |
142 | ||
143 | struct VirtIOSCSIPCI { | |
144 | VirtIOPCIProxy parent_obj; | |
145 | VirtIOSCSI vdev; | |
146 | }; | |
147 | ||
50787628 NB |
148 | #ifdef CONFIG_VHOST_SCSI |
149 | /* | |
150 | * vhost-scsi-pci: This extends VirtioPCIProxy. | |
151 | */ | |
152 | #define TYPE_VHOST_SCSI_PCI "vhost-scsi-pci" | |
153 | #define VHOST_SCSI_PCI(obj) \ | |
154 | OBJECT_CHECK(VHostSCSIPCI, (obj), TYPE_VHOST_SCSI_PCI) | |
155 | ||
156 | struct VHostSCSIPCI { | |
157 | VirtIOPCIProxy parent_obj; | |
158 | VHostSCSI vdev; | |
159 | }; | |
160 | #endif | |
161 | ||
653ced07 FK |
162 | /* |
163 | * virtio-blk-pci: This extends VirtioPCIProxy. | |
164 | */ | |
165 | #define TYPE_VIRTIO_BLK_PCI "virtio-blk-pci" | |
166 | #define VIRTIO_BLK_PCI(obj) \ | |
167 | OBJECT_CHECK(VirtIOBlkPCI, (obj), TYPE_VIRTIO_BLK_PCI) | |
168 | ||
169 | struct VirtIOBlkPCI { | |
170 | VirtIOPCIProxy parent_obj; | |
171 | VirtIOBlock vdev; | |
653ced07 FK |
172 | }; |
173 | ||
e378e88d FK |
174 | /* |
175 | * virtio-balloon-pci: This extends VirtioPCIProxy. | |
176 | */ | |
177 | #define TYPE_VIRTIO_BALLOON_PCI "virtio-balloon-pci" | |
178 | #define VIRTIO_BALLOON_PCI(obj) \ | |
179 | OBJECT_CHECK(VirtIOBalloonPCI, (obj), TYPE_VIRTIO_BALLOON_PCI) | |
180 | ||
181 | struct VirtIOBalloonPCI { | |
182 | VirtIOPCIProxy parent_obj; | |
183 | VirtIOBalloon vdev; | |
184 | }; | |
185 | ||
f7f7464a FK |
186 | /* |
187 | * virtio-serial-pci: This extends VirtioPCIProxy. | |
188 | */ | |
189 | #define TYPE_VIRTIO_SERIAL_PCI "virtio-serial-pci" | |
190 | #define VIRTIO_SERIAL_PCI(obj) \ | |
191 | OBJECT_CHECK(VirtIOSerialPCI, (obj), TYPE_VIRTIO_SERIAL_PCI) | |
192 | ||
193 | struct VirtIOSerialPCI { | |
194 | VirtIOPCIProxy parent_obj; | |
195 | VirtIOSerial vdev; | |
196 | }; | |
197 | ||
e37da394 FK |
198 | /* |
199 | * virtio-net-pci: This extends VirtioPCIProxy. | |
200 | */ | |
201 | #define TYPE_VIRTIO_NET_PCI "virtio-net-pci" | |
202 | #define VIRTIO_NET_PCI(obj) \ | |
203 | OBJECT_CHECK(VirtIONetPCI, (obj), TYPE_VIRTIO_NET_PCI) | |
204 | ||
205 | struct VirtIONetPCI { | |
206 | VirtIOPCIProxy parent_obj; | |
207 | VirtIONet vdev; | |
208 | }; | |
209 | ||
234a336f FK |
210 | /* |
211 | * virtio-9p-pci: This extends VirtioPCIProxy. | |
212 | */ | |
213 | ||
214 | #ifdef CONFIG_VIRTFS | |
215 | ||
216 | #define TYPE_VIRTIO_9P_PCI "virtio-9p-pci" | |
217 | #define VIRTIO_9P_PCI(obj) \ | |
218 | OBJECT_CHECK(V9fsPCIState, (obj), TYPE_VIRTIO_9P_PCI) | |
219 | ||
220 | typedef struct V9fsPCIState { | |
221 | VirtIOPCIProxy parent_obj; | |
222 | V9fsState vdev; | |
223 | } V9fsPCIState; | |
224 | ||
225 | #endif | |
226 | ||
59ccd20a FK |
227 | /* |
228 | * virtio-rng-pci: This extends VirtioPCIProxy. | |
229 | */ | |
230 | #define TYPE_VIRTIO_RNG_PCI "virtio-rng-pci" | |
231 | #define VIRTIO_RNG_PCI(obj) \ | |
232 | OBJECT_CHECK(VirtIORngPCI, (obj), TYPE_VIRTIO_RNG_PCI) | |
233 | ||
234 | struct VirtIORngPCI { | |
235 | VirtIOPCIProxy parent_obj; | |
236 | VirtIORNG vdev; | |
237 | }; | |
238 | ||
f958c8aa GH |
239 | /* |
240 | * virtio-input-pci: This extends VirtioPCIProxy. | |
241 | */ | |
242 | #define TYPE_VIRTIO_INPUT_PCI "virtio-input-pci" | |
243 | #define VIRTIO_INPUT_PCI(obj) \ | |
244 | OBJECT_CHECK(VirtIOInputPCI, (obj), TYPE_VIRTIO_INPUT_PCI) | |
245 | ||
246 | struct VirtIOInputPCI { | |
247 | VirtIOPCIProxy parent_obj; | |
248 | VirtIOInput vdev; | |
249 | }; | |
250 | ||
befeac45 MT |
251 | /* Virtio ABI version, if we increment this, we break the guest driver. */ |
252 | #define VIRTIO_PCI_ABI_VERSION 0 | |
253 | ||
9fe1ebeb | 254 | #endif |