]>
Commit | Line | Data |
---|---|---|
3bb56c06 OM |
1 | /** @file\r |
2 | \r | |
3 | Internal definitions for the VirtIo PCI Device driver\r | |
4 | \r | |
5 | Copyright (C) 2013, ARM Ltd\r | |
4157b841 | 6 | Copyright (c) 2017, AMD Inc, All rights reserved.<BR>\r |
3bb56c06 | 7 | \r |
b26f0cf9 | 8 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
3bb56c06 OM |
9 | \r |
10 | **/\r | |
11 | \r | |
12 | #ifndef _VIRTIO_PCI_DEVICE_DXE_H_\r | |
13 | #define _VIRTIO_PCI_DEVICE_DXE_H_\r | |
14 | \r | |
15 | #include <Protocol/ComponentName.h>\r | |
16 | #include <Protocol/DriverBinding.h>\r | |
17 | #include <Protocol/PciIo.h>\r | |
18 | #include <Protocol/VirtioDevice.h>\r | |
19 | \r | |
20 | #include <IndustryStandard/Virtio.h>\r | |
21 | \r | |
ac0a286f | 22 | #define VIRTIO_PCI_DEVICE_SIGNATURE SIGNATURE_32 ('V', 'P', 'C', 'I')\r |
3bb56c06 OM |
23 | \r |
24 | typedef struct {\r | |
ac0a286f MK |
25 | UINT32 Signature;\r |
26 | VIRTIO_DEVICE_PROTOCOL VirtioDevice;\r | |
27 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
28 | UINT64 OriginalPciAttributes;\r | |
29 | UINT32 DeviceSpecificConfigurationOffset;\r | |
3bb56c06 OM |
30 | } VIRTIO_PCI_DEVICE;\r |
31 | \r | |
32 | #define VIRTIO_PCI_DEVICE_FROM_VIRTIO_DEVICE(Device) \\r | |
33 | CR (Device, VIRTIO_PCI_DEVICE, VirtioDevice, VIRTIO_PCI_DEVICE_SIGNATURE)\r | |
34 | \r | |
3bb56c06 OM |
35 | EFI_STATUS\r |
36 | EFIAPI\r | |
37 | VirtioPciIoRead (\r | |
ac0a286f MK |
38 | IN VIRTIO_PCI_DEVICE *Dev,\r |
39 | IN UINTN FieldOffset,\r | |
40 | IN UINTN FieldSize,\r | |
41 | IN UINTN BufferSize,\r | |
42 | OUT VOID *Buffer\r | |
3bb56c06 OM |
43 | );\r |
44 | \r | |
45 | EFI_STATUS\r | |
46 | EFIAPI\r | |
47 | VirtioPciIoWrite (\r | |
ac0a286f MK |
48 | IN VIRTIO_PCI_DEVICE *Dev,\r |
49 | IN UINTN FieldOffset,\r | |
50 | IN UINTN FieldSize,\r | |
51 | IN UINT64 Value\r | |
3bb56c06 OM |
52 | );\r |
53 | \r | |
54 | /********************************************\r | |
55 | * PCI Functions for VIRTIO_DEVICE_PROTOCOL\r | |
56 | *******************************************/\r | |
57 | EFI_STATUS\r | |
58 | EFIAPI\r | |
59 | VirtioPciDeviceRead (\r | |
ac0a286f MK |
60 | IN VIRTIO_DEVICE_PROTOCOL *This,\r |
61 | IN UINTN FieldOffset,\r | |
62 | IN UINTN FieldSize,\r | |
63 | IN UINTN BufferSize,\r | |
64 | OUT VOID *Buffer\r | |
3bb56c06 OM |
65 | );\r |
66 | \r | |
67 | EFI_STATUS\r | |
68 | EFIAPI\r | |
69 | VirtioPciDeviceWrite (\r | |
ac0a286f MK |
70 | IN VIRTIO_DEVICE_PROTOCOL *This,\r |
71 | IN UINTN FieldOffset,\r | |
72 | IN UINTN FieldSize,\r | |
73 | IN UINT64 Value\r | |
3bb56c06 OM |
74 | );\r |
75 | \r | |
76 | EFI_STATUS\r | |
77 | EFIAPI\r | |
78 | VirtioPciGetDeviceFeatures (\r | |
ac0a286f MK |
79 | IN VIRTIO_DEVICE_PROTOCOL *This,\r |
80 | OUT UINT64 *DeviceFeatures\r | |
3bb56c06 OM |
81 | );\r |
82 | \r | |
3bb56c06 OM |
83 | EFI_STATUS\r |
84 | EFIAPI\r | |
85 | VirtioPciGetQueueSize (\r | |
86 | IN VIRTIO_DEVICE_PROTOCOL *This,\r | |
87 | OUT UINT16 *QueueNumMax\r | |
88 | );\r | |
89 | \r | |
90 | EFI_STATUS\r | |
91 | EFIAPI\r | |
92 | VirtioPciSetQueueAlignment (\r | |
ac0a286f MK |
93 | IN VIRTIO_DEVICE_PROTOCOL *This,\r |
94 | IN UINT32 Alignment\r | |
3bb56c06 OM |
95 | );\r |
96 | \r | |
97 | EFI_STATUS\r | |
98 | EFIAPI\r | |
99 | VirtioPciSetPageSize (\r | |
ac0a286f MK |
100 | IN VIRTIO_DEVICE_PROTOCOL *This,\r |
101 | IN UINT32 PageSize\r | |
3bb56c06 OM |
102 | );\r |
103 | \r | |
104 | EFI_STATUS\r | |
105 | EFIAPI\r | |
106 | VirtioPciGetDeviceStatus (\r | |
107 | IN VIRTIO_DEVICE_PROTOCOL *This,\r | |
108 | OUT UINT8 *DeviceStatus\r | |
109 | );\r | |
110 | \r | |
111 | EFI_STATUS\r | |
112 | EFIAPI\r | |
113 | VirtioPciSetGuestFeatures (\r | |
114 | IN VIRTIO_DEVICE_PROTOCOL *This,\r | |
ac0a286f | 115 | IN UINT64 Features\r |
3bb56c06 OM |
116 | );\r |
117 | \r | |
118 | EFI_STATUS\r | |
119 | EFIAPI\r | |
120 | VirtioPciSetQueueAddress (\r | |
07af4eee | 121 | IN VIRTIO_DEVICE_PROTOCOL *This,\r |
53a4c604 BS |
122 | IN VRING *Ring,\r |
123 | IN UINT64 RingBaseShift\r | |
3bb56c06 OM |
124 | );\r |
125 | \r | |
126 | EFI_STATUS\r | |
127 | EFIAPI\r | |
128 | VirtioPciSetQueueSel (\r | |
ac0a286f MK |
129 | IN VIRTIO_DEVICE_PROTOCOL *This,\r |
130 | IN UINT16 Sel\r | |
3bb56c06 OM |
131 | );\r |
132 | \r | |
133 | EFI_STATUS\r | |
134 | EFIAPI\r | |
135 | VirtioPciSetQueueNotify (\r | |
ac0a286f MK |
136 | IN VIRTIO_DEVICE_PROTOCOL *This,\r |
137 | IN UINT16 Index\r | |
3bb56c06 OM |
138 | );\r |
139 | \r | |
140 | EFI_STATUS\r | |
141 | EFIAPI\r | |
142 | VirtioPciSetQueueSize (\r | |
ac0a286f MK |
143 | IN VIRTIO_DEVICE_PROTOCOL *This,\r |
144 | IN UINT16 Size\r | |
3bb56c06 OM |
145 | );\r |
146 | \r | |
147 | EFI_STATUS\r | |
148 | EFIAPI\r | |
149 | VirtioPciSetDeviceStatus (\r | |
ac0a286f MK |
150 | IN VIRTIO_DEVICE_PROTOCOL *This,\r |
151 | IN UINT8 DeviceStatus\r | |
3bb56c06 OM |
152 | );\r |
153 | \r | |
4157b841 BS |
154 | EFI_STATUS\r |
155 | EFIAPI\r | |
156 | VirtioPciAllocateSharedPages (\r | |
ac0a286f MK |
157 | IN VIRTIO_DEVICE_PROTOCOL *This,\r |
158 | IN UINTN NumPages,\r | |
159 | OUT VOID **HostAddress\r | |
4157b841 BS |
160 | );\r |
161 | \r | |
162 | VOID\r | |
163 | EFIAPI\r | |
164 | VirtioPciFreeSharedPages (\r | |
ac0a286f MK |
165 | IN VIRTIO_DEVICE_PROTOCOL *This,\r |
166 | IN UINTN NumPages,\r | |
167 | IN VOID *HostAddress\r | |
4157b841 BS |
168 | );\r |
169 | \r | |
170 | EFI_STATUS\r | |
171 | EFIAPI\r | |
172 | VirtioPciMapSharedBuffer (\r | |
ac0a286f MK |
173 | IN VIRTIO_DEVICE_PROTOCOL *This,\r |
174 | IN VIRTIO_MAP_OPERATION Operation,\r | |
175 | IN VOID *HostAddress,\r | |
176 | IN OUT UINTN *NumberOfBytes,\r | |
177 | OUT EFI_PHYSICAL_ADDRESS *DeviceAddress,\r | |
178 | OUT VOID **Mapping\r | |
4157b841 BS |
179 | );\r |
180 | \r | |
181 | EFI_STATUS\r | |
182 | EFIAPI\r | |
183 | VirtioPciUnmapSharedBuffer (\r | |
ac0a286f MK |
184 | IN VIRTIO_DEVICE_PROTOCOL *This,\r |
185 | IN VOID *Mapping\r | |
4157b841 | 186 | );\r |
ac0a286f | 187 | \r |
3bb56c06 | 188 | #endif // _VIRTIO_PCI_DEVICE_DXE_H_\r |