3 * Copyright (c) 2011, ARM Limited. All rights reserved.
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
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.
15 #ifndef _BDSINTERNAL_H_
16 #define _BDSINTERNAL_H_
19 #include <Library/BaseMemoryLib.h>
20 #include <Library/BdsLib.h>
21 #include <Library/BdsUnixLib.h>
22 #include <Library/DebugLib.h>
23 #include <Library/DevicePathLib.h>
24 #include <Library/UefiLib.h>
25 #include <Library/PrintLib.h>
26 #include <Library/PcdLib.h>
27 #include <Library/MemoryAllocationLib.h>
28 #include <Library/UefiBootServicesTableLib.h>
29 #include <Library/UefiRuntimeServicesTableLib.h>
31 #include <Protocol/DevicePathFromText.h>
32 #include <Protocol/DevicePathToText.h>
34 #include <Guid/GlobalVariable.h>
36 #define BOOT_DEVICE_DESCRIPTION_MAX 100
37 #define BOOT_DEVICE_FILEPATH_MAX 100
38 #define BOOT_DEVICE_OPTION_MAX 100
39 #define BOOT_DEVICE_ADDRESS_MAX 20
42 BDS_LOADER_EFI_APPLICATION
= 0,
43 BDS_LOADER_KERNEL_LINUX_ATAG
,
44 BDS_LOADER_KERNEL_LINUX_FDT
,
48 BDS_LOADER_TYPE LoaderType
;
50 } BDS_LOADER_OPTIONAL_DATA
;
53 BDS_DEVICE_FILESYSTEM
= 0,
58 } BDS_SUPPORTED_DEVICE_TYPE
;
62 CHAR16 Description
[BOOT_DEVICE_DESCRIPTION_MAX
];
63 EFI_DEVICE_PATH_PROTOCOL
* DevicePathProtocol
;
64 struct _BDS_LOAD_OPTION_SUPPORT
* Support
;
65 } BDS_SUPPORTED_DEVICE
;
67 #define SUPPORTED_BOOT_DEVICE_FROM_LINK(a) BASE_CR(a, BDS_SUPPORTED_DEVICE, Link)
69 typedef UINT8
* EFI_LOAD_OPTION
;
74 UINT16 LoadOptionIndex
;
75 EFI_LOAD_OPTION LoadOption
;
79 UINT16 FilePathListLength
;
81 EFI_DEVICE_PATH_PROTOCOL
*FilePathList
;
82 BDS_LOADER_OPTIONAL_DATA
*OptionalData
;
85 typedef struct _BDS_LOAD_OPTION_SUPPORT
{
86 BDS_SUPPORTED_DEVICE_TYPE Type
;
87 EFI_STATUS (*ListDevices
)(IN OUT LIST_ENTRY
* BdsLoadOptionList
);
88 BOOLEAN (*IsSupported
)(IN BDS_LOAD_OPTION
* BdsLoadOption
);
89 EFI_STATUS (*CreateDevicePathNode
)(IN BDS_SUPPORTED_DEVICE
* BdsLoadOption
, OUT EFI_DEVICE_PATH_PROTOCOL
**DevicePathNode
, OUT BDS_LOADER_TYPE
*BootType
, OUT UINT32
*Attributes
);
90 EFI_STATUS (*UpdateDevicePathNode
)(IN BDS_LOAD_OPTION
*BootOption
, OUT EFI_DEVICE_PATH_PROTOCOL
** NewDevicePath
, OUT BDS_LOADER_TYPE
*BootType
, OUT UINT32
*Attributes
);
91 } BDS_LOAD_OPTION_SUPPORT
;
93 #define LOAD_OPTION_FROM_LINK(a) BASE_CR(a, BDS_LOAD_OPTION, Link)
96 GetEnvironmentVariable (
97 IN CONST CHAR16
* VariableName
,
98 IN VOID
* DefaultValue
,
104 BootDeviceListSupportedInit (
105 IN OUT LIST_ENTRY
*SupportedDeviceList
109 BootDeviceListSupportedFree (
110 IN LIST_ENTRY
*SupportedDeviceList
114 BootDeviceGetDeviceSupport (
115 IN BDS_LOAD_OPTION
*BootOption
,
116 OUT BDS_LOAD_OPTION_SUPPORT
** DeviceSupport
121 IN OUT CHAR8
*CmdLine
,
127 IN OUT CHAR8
*CmdLine
,
133 IN OUT UINTN
*Integer
138 OUT EFI_IP_ADDRESS
*Ip
147 HasFilePathEfiExtension (
152 GetLastDevicePathNode (
153 IN EFI_DEVICE_PATH
* DevicePath
158 IN CHAR16
* BootOption
162 GenerateDeviceDescriptionName (
163 IN EFI_HANDLE Handle
,
164 IN OUT CHAR16
* Description
169 IN OUT LIST_ENTRY
*BootOptionList
173 BootOptionParseLoadOption (
174 IN EFI_LOAD_OPTION EfiLoadOption
,
175 IN UINTN EfiLoadOptionSize
,
176 OUT BDS_LOAD_OPTION
**BdsLoadOption
181 IN BDS_LOAD_OPTION
*BootOption
186 IN UINT32 Attributes
,
187 IN CHAR16
* BootDescription
,
188 IN EFI_DEVICE_PATH_PROTOCOL
* DevicePath
,
189 IN BDS_LOADER_TYPE BootType
,
190 IN CHAR8
* BootArguments
,
191 OUT BDS_LOAD_OPTION
**BdsLoadOption
196 IN BDS_LOAD_OPTION
*BdsLoadOption
,
197 IN UINT32 Attributes
,
198 IN CHAR16
* BootDescription
,
199 IN EFI_DEVICE_PATH_PROTOCOL
* DevicePath
,
200 IN BDS_LOADER_TYPE BootType
,
201 IN CHAR8
* BootArguments
206 IN BDS_LOAD_OPTION
*BootOption
214 #endif /* _BDSINTERNAL_H_ */