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1e69576f OM |
1 | /** @file |
2 | ||
3 | Copyright (c) 2013, ARM Ltd. All rights reserved.<BR> | |
4 | ||
5 | This program and the accompanying materials | |
6 | are licensed and made available under the terms and conditions of the BSD License | |
7 | which accompanies this distribution. The full text of the license may be found at | |
8 | http://opensource.org/licenses/bsd-license.php | |
9 | ||
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
12 | ||
13 | **/ | |
14 | ||
15 | #include <Library/UefiLib.h> | |
e94784c6 OM |
16 | #include <Library/VirtioMmioDeviceLib.h> |
17 | #include <Library/DebugLib.h> | |
18 | #include <Library/UefiBootServicesTableLib.h> | |
19 | ||
20 | #define ARM_FVP_BASE_VIRTIO_BLOCK_BASE 0x1c130000 | |
21 | ||
22 | #pragma pack(1) | |
23 | typedef struct { | |
24 | VENDOR_DEVICE_PATH Vendor; | |
25 | EFI_DEVICE_PATH_PROTOCOL End; | |
26 | } VIRTIO_BLK_DEVICE_PATH; | |
27 | #pragma pack() | |
28 | ||
29 | VIRTIO_BLK_DEVICE_PATH mVirtioBlockDevicePath = | |
30 | { | |
31 | { | |
32 | { | |
33 | HARDWARE_DEVICE_PATH, | |
34 | HW_VENDOR_DP, | |
35 | { | |
36 | (UINT8)( sizeof(VENDOR_DEVICE_PATH) ), | |
37 | (UINT8)((sizeof(VENDOR_DEVICE_PATH)) >> 8) | |
38 | } | |
39 | }, | |
40 | EFI_CALLER_ID_GUID, | |
41 | }, | |
42 | { | |
43 | END_DEVICE_PATH_TYPE, | |
44 | END_ENTIRE_DEVICE_PATH_SUBTYPE, | |
45 | { | |
46 | sizeof (EFI_DEVICE_PATH_PROTOCOL), | |
47 | 0 | |
48 | } | |
49 | } | |
50 | }; | |
1e69576f OM |
51 | |
52 | EFI_STATUS | |
53 | EFIAPI | |
54 | ArmFvpInitialise ( | |
55 | IN EFI_HANDLE ImageHandle, | |
56 | IN EFI_SYSTEM_TABLE *SystemTable | |
57 | ) | |
58 | { | |
e94784c6 OM |
59 | EFI_STATUS Status; |
60 | ||
61 | Status = gBS->InstallProtocolInterface (&ImageHandle, | |
62 | &gEfiDevicePathProtocolGuid, EFI_NATIVE_INTERFACE, | |
63 | &mVirtioBlockDevicePath); | |
64 | if (EFI_ERROR (Status)) { | |
65 | return Status; | |
66 | } | |
67 | ||
68 | // Declare the Virtio BlockIo device | |
69 | Status = VirtioMmioInstallDevice (ARM_FVP_BASE_VIRTIO_BLOCK_BASE, ImageHandle); | |
70 | if (EFI_ERROR (Status)) { | |
71 | DEBUG ((EFI_D_ERROR, "ArmFvpDxe: Failed to install Virtio block device\n")); | |
72 | } | |
1e69576f | 73 | |
e94784c6 | 74 | return Status; |
1e69576f | 75 | } |