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9436b8c6 JQ |
1 | /* |
2 | * Virtio input PCI Bindings | |
3 | * | |
4 | * This work is licensed under the terms of the GNU GPL, version 2 or | |
5 | * (at your option) any later version. See the COPYING file in the | |
6 | * top-level directory. | |
7 | */ | |
8 | ||
9 | #include "qemu/osdep.h" | |
10 | ||
11 | #include "virtio-pci.h" | |
12 | #include "hw/virtio/virtio-input.h" | |
13 | ||
14 | typedef struct VirtIOInputPCI VirtIOInputPCI; | |
15 | typedef struct VirtIOInputHIDPCI VirtIOInputHIDPCI; | |
16 | ||
17 | /* | |
18 | * virtio-input-pci: This extends VirtioPCIProxy. | |
19 | */ | |
20 | #define VIRTIO_INPUT_PCI(obj) \ | |
21 | OBJECT_CHECK(VirtIOInputPCI, (obj), TYPE_VIRTIO_INPUT_PCI) | |
22 | ||
23 | struct VirtIOInputPCI { | |
24 | VirtIOPCIProxy parent_obj; | |
25 | VirtIOInput vdev; | |
26 | }; | |
27 | ||
28 | #define TYPE_VIRTIO_INPUT_HID_PCI "virtio-input-hid-pci" | |
29 | #define TYPE_VIRTIO_KEYBOARD_PCI "virtio-keyboard-pci" | |
30 | #define TYPE_VIRTIO_MOUSE_PCI "virtio-mouse-pci" | |
31 | #define TYPE_VIRTIO_TABLET_PCI "virtio-tablet-pci" | |
32 | #define VIRTIO_INPUT_HID_PCI(obj) \ | |
33 | OBJECT_CHECK(VirtIOInputHIDPCI, (obj), TYPE_VIRTIO_INPUT_HID_PCI) | |
34 | ||
35 | struct VirtIOInputHIDPCI { | |
36 | VirtIOPCIProxy parent_obj; | |
37 | VirtIOInputHID vdev; | |
38 | }; | |
39 | ||
40 | static Property virtio_input_pci_properties[] = { | |
41 | DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 2), | |
42 | DEFINE_PROP_END_OF_LIST(), | |
43 | }; | |
44 | ||
45 | static void virtio_input_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp) | |
46 | { | |
47 | VirtIOInputPCI *vinput = VIRTIO_INPUT_PCI(vpci_dev); | |
48 | DeviceState *vdev = DEVICE(&vinput->vdev); | |
49 | ||
50 | qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus)); | |
51 | virtio_pci_force_virtio_1(vpci_dev); | |
52 | object_property_set_bool(OBJECT(vdev), true, "realized", errp); | |
53 | } | |
54 | ||
55 | static void virtio_input_pci_class_init(ObjectClass *klass, void *data) | |
56 | { | |
57 | DeviceClass *dc = DEVICE_CLASS(klass); | |
58 | VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass); | |
59 | PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass); | |
60 | ||
61 | dc->props = virtio_input_pci_properties; | |
62 | k->realize = virtio_input_pci_realize; | |
63 | set_bit(DEVICE_CATEGORY_INPUT, dc->categories); | |
64 | ||
65 | pcidev_k->class_id = PCI_CLASS_INPUT_OTHER; | |
66 | } | |
67 | ||
68 | static void virtio_input_hid_kbd_pci_class_init(ObjectClass *klass, void *data) | |
69 | { | |
70 | PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass); | |
71 | ||
72 | pcidev_k->class_id = PCI_CLASS_INPUT_KEYBOARD; | |
73 | } | |
74 | ||
75 | static void virtio_input_hid_mouse_pci_class_init(ObjectClass *klass, | |
76 | void *data) | |
77 | { | |
78 | PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass); | |
79 | ||
80 | pcidev_k->class_id = PCI_CLASS_INPUT_MOUSE; | |
81 | } | |
82 | ||
83 | static void virtio_keyboard_initfn(Object *obj) | |
84 | { | |
85 | VirtIOInputHIDPCI *dev = VIRTIO_INPUT_HID_PCI(obj); | |
86 | ||
87 | virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), | |
88 | TYPE_VIRTIO_KEYBOARD); | |
89 | } | |
90 | ||
91 | static void virtio_mouse_initfn(Object *obj) | |
92 | { | |
93 | VirtIOInputHIDPCI *dev = VIRTIO_INPUT_HID_PCI(obj); | |
94 | ||
95 | virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), | |
96 | TYPE_VIRTIO_MOUSE); | |
97 | } | |
98 | ||
99 | static void virtio_tablet_initfn(Object *obj) | |
100 | { | |
101 | VirtIOInputHIDPCI *dev = VIRTIO_INPUT_HID_PCI(obj); | |
102 | ||
103 | virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), | |
104 | TYPE_VIRTIO_TABLET); | |
105 | } | |
106 | ||
107 | static const TypeInfo virtio_input_pci_info = { | |
108 | .name = TYPE_VIRTIO_INPUT_PCI, | |
109 | .parent = TYPE_VIRTIO_PCI, | |
110 | .instance_size = sizeof(VirtIOInputPCI), | |
111 | .class_init = virtio_input_pci_class_init, | |
112 | .abstract = true, | |
113 | }; | |
114 | ||
115 | static const TypeInfo virtio_input_hid_pci_info = { | |
116 | .name = TYPE_VIRTIO_INPUT_HID_PCI, | |
117 | .parent = TYPE_VIRTIO_INPUT_PCI, | |
118 | .instance_size = sizeof(VirtIOInputHIDPCI), | |
119 | .abstract = true, | |
120 | }; | |
121 | ||
122 | static const VirtioPCIDeviceTypeInfo virtio_keyboard_pci_info = { | |
123 | .generic_name = TYPE_VIRTIO_KEYBOARD_PCI, | |
124 | .parent = TYPE_VIRTIO_INPUT_HID_PCI, | |
125 | .class_init = virtio_input_hid_kbd_pci_class_init, | |
126 | .instance_size = sizeof(VirtIOInputHIDPCI), | |
127 | .instance_init = virtio_keyboard_initfn, | |
128 | }; | |
129 | ||
130 | static const VirtioPCIDeviceTypeInfo virtio_mouse_pci_info = { | |
131 | .generic_name = TYPE_VIRTIO_MOUSE_PCI, | |
132 | .parent = TYPE_VIRTIO_INPUT_HID_PCI, | |
133 | .class_init = virtio_input_hid_mouse_pci_class_init, | |
134 | .instance_size = sizeof(VirtIOInputHIDPCI), | |
135 | .instance_init = virtio_mouse_initfn, | |
136 | }; | |
137 | ||
138 | static const VirtioPCIDeviceTypeInfo virtio_tablet_pci_info = { | |
139 | .generic_name = TYPE_VIRTIO_TABLET_PCI, | |
140 | .parent = TYPE_VIRTIO_INPUT_HID_PCI, | |
141 | .instance_size = sizeof(VirtIOInputHIDPCI), | |
142 | .instance_init = virtio_tablet_initfn, | |
143 | }; | |
144 | ||
145 | static void virtio_pci_input_register(void) | |
146 | { | |
147 | /* Base types: */ | |
148 | type_register_static(&virtio_input_pci_info); | |
149 | type_register_static(&virtio_input_hid_pci_info); | |
150 | ||
151 | /* Implementations: */ | |
152 | virtio_pci_types_register(&virtio_keyboard_pci_info); | |
153 | virtio_pci_types_register(&virtio_mouse_pci_info); | |
154 | virtio_pci_types_register(&virtio_tablet_pci_info); | |
155 | } | |
156 | ||
157 | type_init(virtio_pci_input_register) |