EmbeddedPkg/AndroidFastbootApp: remove dependency on deprecated BdsLib
[mirror_edk2.git] / EmbeddedPkg / Application / AndroidFastboot / Arm / BootAndroidBootImg.c
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1/** @file\r
2\r
bd9a5182 3 Copyright (c) 2013-2015, ARM Ltd. All rights reserved.<BR>\r
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4\r
5 This program and the accompanying materials\r
6 are licensed and made available under the terms and conditions of the BSD License\r
7 which accompanies this distribution. The full text of the license may be found at\r
8 http://opensource.org/licenses/bsd-license.php\r
9\r
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
12\r
13**/\r
14\r
15#include "AndroidFastbootApp.h"\r
16\r
17#include <Protocol/DevicePath.h>\r
fcf41edf 18#include <Protocol/LoadedImage.h>\r
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19\r
20#include <Library/BdsLib.h>\r
21#include <Library/DevicePathLib.h>\r
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22#include <Library/UefiBootServicesTableLib.h>\r
23#include <Library/UefiLib.h>\r
f6755908 24\r
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25// Device Path representing an image in memory\r
26#pragma pack(1)\r
27typedef struct {\r
28 MEMMAP_DEVICE_PATH Node1;\r
29 EFI_DEVICE_PATH_PROTOCOL End;\r
30} MEMORY_DEVICE_PATH;\r
31#pragma pack()\r
32\r
33STATIC CONST MEMORY_DEVICE_PATH MemoryDevicePathTemplate =\r
34{\r
35 {\r
36 {\r
37 HARDWARE_DEVICE_PATH,\r
38 HW_MEMMAP_DP,\r
39 {\r
40 (UINT8)(sizeof (MEMMAP_DEVICE_PATH)),\r
41 (UINT8)((sizeof (MEMMAP_DEVICE_PATH)) >> 8),\r
42 },\r
43 }, // Header\r
44 0, // StartingAddress (set at runtime)\r
45 0 // EndingAddress (set at runtime)\r
46 }, // Node1\r
47 {\r
48 END_DEVICE_PATH_TYPE,\r
49 END_ENTIRE_DEVICE_PATH_SUBTYPE,\r
b0fdce95 50 { sizeof (EFI_DEVICE_PATH_PROTOCOL), 0 }\r
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51 } // End\r
52};\r
53\r
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54\r
55/**\r
56 Start an EFI Application from a Device Path\r
57\r
58 @param ParentImageHandle Handle of the calling image\r
59 @param DevicePath Location of the EFI Application\r
60\r
61 @retval EFI_SUCCESS All drivers have been connected\r
62 @retval EFI_NOT_FOUND The Linux kernel Device Path has not been found\r
63 @retval EFI_OUT_OF_RESOURCES There is not enough resource memory to store the matching results.\r
64\r
65**/\r
66STATIC\r
67EFI_STATUS\r
68StartEfiApplication (\r
69 IN EFI_HANDLE ParentImageHandle,\r
70 IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r
71 IN UINTN LoadOptionsSize,\r
72 IN VOID* LoadOptions\r
73 )\r
74{\r
75 EFI_STATUS Status;\r
76 EFI_HANDLE ImageHandle;\r
77 EFI_LOADED_IMAGE_PROTOCOL* LoadedImage;\r
78\r
79 // Load the image from the device path with Boot Services function\r
80 Status = gBS->LoadImage (TRUE, ParentImageHandle, DevicePath, NULL, 0,\r
81 &ImageHandle);\r
82 if (EFI_ERROR (Status)) {\r
83 return Status;\r
84 }\r
85\r
86 // Passed LoadOptions to the EFI Application\r
87 if (LoadOptionsSize != 0) {\r
88 Status = gBS->HandleProtocol (ImageHandle, &gEfiLoadedImageProtocolGuid,\r
89 (VOID **) &LoadedImage);\r
90 if (EFI_ERROR (Status)) {\r
91 return Status;\r
92 }\r
93\r
94 LoadedImage->LoadOptionsSize = LoadOptionsSize;\r
95 LoadedImage->LoadOptions = LoadOptions;\r
96 }\r
97\r
98 // Before calling the image, enable the Watchdog Timer for the 5 Minute period\r
99 gBS->SetWatchdogTimer (5 * 60, 0x0000, 0x00, NULL);\r
100 // Start the image\r
101 Status = gBS->StartImage (ImageHandle, NULL, NULL);\r
102 // Clear the Watchdog Timer after the image returns\r
103 gBS->SetWatchdogTimer (0x0000, 0x0000, 0x0000, NULL);\r
104\r
105 return Status;\r
106}\r
107\r
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108EFI_STATUS\r
109BootAndroidBootImg (\r
110 IN UINTN BufferSize,\r
111 IN VOID *Buffer\r
112 )\r
113{\r
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114 EFI_STATUS Status;\r
115 CHAR8 KernelArgs[BOOTIMG_KERNEL_ARGS_SIZE];\r
116 VOID *Kernel;\r
117 UINTN KernelSize;\r
118 VOID *Ramdisk;\r
119 UINTN RamdiskSize;\r
120 MEMORY_DEVICE_PATH KernelDevicePath;\r
34e0bcea 121 CHAR16 *LoadOptions, *NewLoadOptions;\r
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122\r
123 Status = ParseAndroidBootImg (\r
124 Buffer,\r
125 &Kernel,\r
126 &KernelSize,\r
127 &Ramdisk,\r
128 &RamdiskSize,\r
129 KernelArgs\r
130 );\r
131 if (EFI_ERROR (Status)) {\r
132 return Status;\r
133 }\r
134\r
135 KernelDevicePath = MemoryDevicePathTemplate;\r
136\r
137 // Have to cast to UINTN before casting to EFI_PHYSICAL_ADDRESS in order to\r
138 // appease GCC.\r
139 KernelDevicePath.Node1.StartingAddress = (EFI_PHYSICAL_ADDRESS)(UINTN) Kernel;\r
140 KernelDevicePath.Node1.EndingAddress = (EFI_PHYSICAL_ADDRESS)(UINTN) Kernel + KernelSize;\r
141\r
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142 // Initialize Linux command line\r
143 LoadOptions = CatSPrint (NULL, L"%a", KernelArgs);\r
144 if (LoadOptions == NULL) {\r
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145 return EFI_OUT_OF_RESOURCES;\r
146 }\r
147\r
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148 if (RamdiskSize != 0) {\r
149 NewLoadOptions = CatSPrint (LoadOptions, L" initrd=0x%x,0x%x",\r
150 (UINTN)Ramdisk, RamdiskSize);\r
151 FreePool (LoadOptions);\r
152 if (NewLoadOptions == NULL) {\r
153 return EFI_OUT_OF_RESOURCES;\r
154 }\r
155 LoadOptions = NewLoadOptions;\r
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156 }\r
157\r
fcf41edf 158 Status = StartEfiApplication (gImageHandle,\r
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159 (EFI_DEVICE_PATH_PROTOCOL *) &KernelDevicePath,\r
160 StrSize (LoadOptions),\r
161 LoadOptions);\r
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162 if (EFI_ERROR (Status)) {\r
163 DEBUG ((EFI_D_ERROR, "Couldn't Boot Linux: %d\n", Status));\r
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164 Status = EFI_DEVICE_ERROR;\r
165 goto FreeLoadOptions;\r
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166 }\r
167\r
168 // If we got here we do a confused face because BootLinuxFdt returned,\r
169 // reporting success.\r
170 DEBUG ((EFI_D_ERROR, "WARNING: BdsBootLinuxFdt returned EFI_SUCCESS.\n"));\r
171 return EFI_SUCCESS;\r
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172\r
173FreeLoadOptions:\r
174 FreePool (LoadOptions);\r
175 return Status;\r
f6755908 176}\r