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3eb9473e | 1 | /*++\r |
2 | \r | |
f57387d5 HT |
3 | Copyright (c) 1999 - 2002, Intel Corporation. All rights reserved.<BR>\r |
4 | This program and the accompanying materials\r | |
3eb9473e | 5 | are licensed and made available under the terms and conditions of the BSD License\r |
6 | which accompanies this distribution. The full text of the license may be found at\r | |
7 | http://opensource.org/licenses/bsd-license.php\r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
11 | \r | |
12 | \r | |
13 | Module Name:\r | |
14 | \r | |
15 | BlockIo.h\r | |
16 | \r | |
17 | Abstract:\r | |
18 | \r | |
19 | BlockIo PPI as defined in EFI 2.0\r | |
20 | \r | |
21 | Used to access block-oriented storage devices\r | |
22 | \r | |
23 | --*/\r | |
24 | \r | |
25 | #ifndef _PEI_BLOCK_IO_H_\r | |
26 | #define _PEI_BLOCK_IO_H_\r | |
27 | \r | |
28 | #define PEI_BLOCK_IO_PPI_GUID \\r | |
29 | { \\r | |
7ccf38a3 | 30 | 0x695d8aa1, 0x42ee, 0x4c46, {0x80, 0x5c, 0x6e, 0xa6, 0xbc, 0xe7, 0x99, 0xe3} \\r |
3eb9473e | 31 | }\r |
32 | \r | |
33 | EFI_FORWARD_DECLARATION (PEI_RECOVERY_BLOCK_IO_INTERFACE);\r | |
34 | \r | |
35 | typedef UINT64 PEI_LBA;\r | |
36 | \r | |
37 | typedef enum {\r | |
38 | LegacyFloppy = 0,\r | |
39 | IdeCDROM = 1,\r | |
40 | IdeLS120 = 2,\r | |
41 | UsbMassStorage= 3,\r | |
42 | MaxDeviceType\r | |
43 | } PEI_BLOCK_DEVICE_TYPE;\r | |
44 | \r | |
45 | typedef struct {\r | |
46 | PEI_BLOCK_DEVICE_TYPE DeviceType;\r | |
47 | BOOLEAN MediaPresent;\r | |
48 | UINTN LastBlock;\r | |
49 | UINTN BlockSize;\r | |
50 | } PEI_BLOCK_IO_MEDIA;\r | |
51 | \r | |
52 | typedef\r | |
53 | EFI_STATUS\r | |
54 | (EFIAPI *PEI_GET_NUMBER_BLOCK_DEVICES) (\r | |
55 | IN EFI_PEI_SERVICES **PeiServices,\r | |
56 | IN PEI_RECOVERY_BLOCK_IO_INTERFACE * This,\r | |
57 | OUT UINTN *NumberBlockDevices\r | |
58 | );\r | |
59 | \r | |
60 | typedef\r | |
61 | EFI_STATUS\r | |
62 | (EFIAPI *PEI_GET_DEVICE_MEDIA_INFORMATION) (\r | |
63 | IN EFI_PEI_SERVICES **PeiServices,\r | |
64 | IN PEI_RECOVERY_BLOCK_IO_INTERFACE * This,\r | |
65 | IN UINTN DeviceIndex,\r | |
66 | OUT PEI_BLOCK_IO_MEDIA * MediaInfo\r | |
67 | );\r | |
68 | \r | |
69 | typedef\r | |
70 | EFI_STATUS\r | |
71 | (EFIAPI *PEI_READ_BLOCKS) (\r | |
72 | IN EFI_PEI_SERVICES **PeiServices,\r | |
73 | IN PEI_RECOVERY_BLOCK_IO_INTERFACE * This,\r | |
74 | IN UINTN DeviceIndex,\r | |
75 | IN PEI_LBA StartLBA,\r | |
76 | IN UINTN BufferSize,\r | |
77 | OUT VOID *Buffer\r | |
78 | );\r | |
79 | \r | |
8cdb2112 | 80 | struct _PEI_RECOVERY_BLOCK_IO_INTERFACE {\r |
3eb9473e | 81 | PEI_GET_NUMBER_BLOCK_DEVICES GetNumberOfBlockDevices;\r |
82 | PEI_GET_DEVICE_MEDIA_INFORMATION GetBlockDeviceMediaInfo;\r | |
83 | PEI_READ_BLOCKS ReadBlocks;\r | |
8cdb2112 | 84 | };\r |
3eb9473e | 85 | \r |
86 | extern EFI_GUID gPeiBlockIoPpiGuid;\r | |
87 | \r | |
88 | #endif\r |