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878ddf1f | 1 | /*++\r |
2 | \r | |
3 | Copyright (c) 2006, Intel Corporation \r | |
4 | All rights reserved. This program and the accompanying materials \r | |
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 | Module Name:\r | |
13 | \r | |
14 | Partition.h\r | |
15 | \r | |
16 | Abstract:\r | |
17 | \r | |
18 | Partition driver that produces logical BlockIo devices from a physical \r | |
19 | BlockIo device. The logical BlockIo devices are based on the format\r | |
20 | of the raw block devices media. Currently "El Torito CD-ROM", Legacy \r | |
21 | MBR, and GPT partition schemes are supported.\r | |
22 | \r | |
23 | Revision History\r | |
24 | \r | |
25 | --*/\r | |
26 | \r | |
27 | #ifndef __PARTITION_H__\r | |
28 | #define __PARTITION_H__\r | |
29 | \r | |
cc7d86f0 | 30 | #include <IndustryStandard/Mbr.h>\r |
31 | #include <IndustryStandard/ElTorito.h>\r | |
32 | #include <IndustryStandard/EfiGpt.h>\r | |
878ddf1f | 33 | \r |
34 | //\r | |
35 | // Partition private data\r | |
36 | //\r | |
37 | #define PARTITION_PRIVATE_DATA_SIGNATURE EFI_SIGNATURE_32 ('P', 'a', 'r', 't')\r | |
38 | typedef struct {\r | |
39 | UINT64 Signature;\r | |
40 | \r | |
41 | EFI_HANDLE Handle;\r | |
42 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
43 | EFI_BLOCK_IO_PROTOCOL BlockIo;\r | |
44 | EFI_BLOCK_IO_MEDIA Media;\r | |
45 | \r | |
46 | EFI_DISK_IO_PROTOCOL *DiskIo;\r | |
47 | EFI_BLOCK_IO_PROTOCOL *ParentBlockIo;\r | |
48 | UINT64 Start;\r | |
49 | UINT64 End;\r | |
50 | UINT32 BlockSize;\r | |
51 | \r | |
52 | EFI_GUID *EspGuid;\r | |
53 | \r | |
54 | } PARTITION_PRIVATE_DATA;\r | |
55 | \r | |
56 | #define PARTITION_DEVICE_FROM_BLOCK_IO_THIS(a) CR (a, PARTITION_PRIVATE_DATA, BlockIo, PARTITION_PRIVATE_DATA_SIGNATURE)\r | |
57 | \r | |
58 | //\r | |
59 | // Global Variables\r | |
60 | //\r | |
61 | extern EFI_DRIVER_BINDING_PROTOCOL gPartitionDriverBinding;\r | |
62 | extern EFI_COMPONENT_NAME_PROTOCOL gPartitionComponentName;\r | |
63 | \r | |
64 | //\r | |
65 | // Extract INT32 from char array\r | |
66 | //\r | |
67 | #define UNPACK_INT32(a) (INT32)( (((UINT8 *) a)[0] << 0) | \\r | |
68 | (((UINT8 *) a)[1] << 8) | \\r | |
69 | (((UINT8 *) a)[2] << 16) | \\r | |
70 | (((UINT8 *) a)[3] << 24) )\r | |
71 | \r | |
72 | //\r | |
73 | // Extract UINT32 from char array\r | |
74 | //\r | |
75 | #define UNPACK_UINT32(a) (UINT32)( (((UINT8 *) a)[0] << 0) | \\r | |
76 | (((UINT8 *) a)[1] << 8) | \\r | |
77 | (((UINT8 *) a)[2] << 16) | \\r | |
78 | (((UINT8 *) a)[3] << 24) )\r | |
79 | \r | |
92dda53e | 80 | //\r |
81 | // Function Prototypes\r | |
82 | //\r | |
83 | EFI_STATUS\r | |
84 | EFIAPI\r | |
85 | PartitionDriverBindingSupported (\r | |
86 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
87 | IN EFI_HANDLE ControllerHandle,\r | |
88 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
89 | );\r | |
90 | \r | |
91 | EFI_STATUS\r | |
92 | EFIAPI\r | |
93 | PartitionDriverBindingStart (\r | |
94 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
95 | IN EFI_HANDLE ControllerHandle,\r | |
96 | IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath\r | |
97 | );\r | |
98 | \r | |
99 | EFI_STATUS\r | |
100 | EFIAPI\r | |
101 | PartitionDriverBindingStop (\r | |
102 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
103 | IN EFI_HANDLE ControllerHandle,\r | |
104 | IN UINTN NumberOfChildren,\r | |
105 | IN EFI_HANDLE *ChildHandleBuffer\r | |
106 | );\r | |
107 | \r | |
108 | //\r | |
109 | // EFI Component Name Functions\r | |
110 | //\r | |
111 | EFI_STATUS\r | |
112 | EFIAPI\r | |
113 | PartitionComponentNameGetDriverName (\r | |
114 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r | |
115 | IN CHAR8 *Language,\r | |
116 | OUT CHAR16 **DriverName\r | |
117 | );\r | |
118 | \r | |
119 | EFI_STATUS\r | |
120 | EFIAPI\r | |
121 | PartitionComponentNameGetControllerName (\r | |
122 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r | |
123 | IN EFI_HANDLE ControllerHandle,\r | |
124 | IN EFI_HANDLE ChildHandle OPTIONAL,\r | |
125 | IN CHAR8 *Language,\r | |
126 | OUT CHAR16 **ControllerName\r | |
127 | );\r | |
128 | \r | |
878ddf1f | 129 | EFI_STATUS\r |
130 | PartitionInstallChildHandle (\r | |
131 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
132 | IN EFI_HANDLE ParentHandle,\r | |
133 | IN EFI_DISK_IO_PROTOCOL *ParentDiskIo,\r | |
134 | IN EFI_BLOCK_IO_PROTOCOL *ParentBlockIo,\r | |
135 | IN EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath,\r | |
136 | IN EFI_DEVICE_PATH_PROTOCOL *DevicePathNode,\r | |
137 | IN UINT64 Start,\r | |
138 | IN UINT64 End,\r | |
139 | IN UINT32 BlockSize,\r | |
140 | IN BOOLEAN InstallEspGuid\r | |
141 | )\r | |
142 | ;\r | |
143 | \r | |
c7c02fab | 144 | EFI_STATUS\r |
878ddf1f | 145 | PartitionInstallGptChildHandles (\r |
146 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
147 | IN EFI_HANDLE Handle,\r | |
148 | IN EFI_DISK_IO_PROTOCOL *DiskIo,\r | |
149 | IN EFI_BLOCK_IO_PROTOCOL *BlockIo,\r | |
150 | IN EFI_DEVICE_PATH_PROTOCOL *DevicePath\r | |
151 | )\r | |
152 | ;\r | |
153 | \r | |
c7c02fab | 154 | EFI_STATUS\r |
878ddf1f | 155 | PartitionInstallElToritoChildHandles (\r |
156 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
157 | IN EFI_HANDLE Handle,\r | |
158 | IN EFI_DISK_IO_PROTOCOL *DiskIo,\r | |
159 | IN EFI_BLOCK_IO_PROTOCOL *BlockIo,\r | |
160 | IN EFI_DEVICE_PATH_PROTOCOL *DevicePath\r | |
161 | )\r | |
162 | ;\r | |
163 | \r | |
c7c02fab | 164 | EFI_STATUS\r |
878ddf1f | 165 | PartitionInstallMbrChildHandles (\r |
166 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
167 | IN EFI_HANDLE Handle,\r | |
168 | IN EFI_DISK_IO_PROTOCOL *DiskIo,\r | |
169 | IN EFI_BLOCK_IO_PROTOCOL *BlockIo,\r | |
170 | IN EFI_DEVICE_PATH_PROTOCOL *DevicePath\r | |
171 | )\r | |
172 | ;\r | |
173 | \r | |
c7c02fab | 174 | typedef \r |
175 | EFI_STATUS\r | |
176 | (*PARTITION_DETECT_ROUTINE) (\r | |
177 | IN EFI_DRIVER_BINDING_PROTOCOL *This,\r | |
178 | IN EFI_HANDLE Handle,\r | |
179 | IN EFI_DISK_IO_PROTOCOL *DiskIo,\r | |
180 | IN EFI_BLOCK_IO_PROTOCOL *BlockIo,\r | |
181 | IN EFI_DEVICE_PATH_PROTOCOL *DevicePath\r | |
182 | );\r | |
183 | \r | |
878ddf1f | 184 | #endif\r |