/** @file\r
\r
- Copyright (c) 2013-2014, ARM Ltd. All rights reserved.<BR>\r
+ Copyright (c) 2013-2015, ARM Ltd. All rights reserved.<BR>\r
\r
This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
\r
#include <Library/BdsLib.h>\r
#include <Library/DevicePathLib.h>\r
+#include <Library/UefiBootServicesTableLib.h>\r
+#include <Library/UefiLib.h>\r
\r
#include <Guid/ArmGlobalVariableHob.h>\r
\r
+#define LINUX_LOADER_COMMAND_LINE L"%s -f %s -c %s"\r
+\r
+// This GUID is defined in the INGF file of ArmPkg/Application/LinuxLoader\r
+CONST EFI_GUID mLinuxLoaderAppGuid = { 0x701f54f2, 0x0d70, 0x4b89, { 0xbc, 0x0a, 0xd9, 0xca, 0x25, 0x37, 0x90, 0x59 }};\r
+\r
// Device Path representing an image in memory\r
#pragma pack(1)\r
typedef struct {\r
UINTN RamdiskSize;\r
MEMORY_DEVICE_PATH KernelDevicePath;\r
MEMORY_DEVICE_PATH* RamdiskDevicePath;\r
+ CHAR16* KernelDevicePathTxt;\r
+ CHAR16* RamdiskDevicePathTxt;\r
+ EFI_DEVICE_PATH* LinuxLoaderDevicePath;\r
+ CHAR16* LoadOptions;\r
\r
Status = ParseAndroidBootImg (\r
Buffer,\r
RamdiskDevicePath->Node1.EndingAddress = ((EFI_PHYSICAL_ADDRESS)(UINTN) Ramdisk) + RamdiskSize;\r
}\r
\r
- Status = BdsBootLinuxFdt (\r
- (EFI_DEVICE_PATH_PROTOCOL *) &KernelDevicePath,\r
- (EFI_DEVICE_PATH_PROTOCOL *) RamdiskDevicePath,\r
- KernelArgs\r
- );\r
+ //\r
+ // Boot Linux using the Legacy Linux Loader\r
+ //\r
+\r
+ Status = LocateEfiApplicationInFvByGuid (&mLinuxLoaderAppGuid, &LinuxLoaderDevicePath);\r
+ if (EFI_ERROR (Status)) {\r
+ Print (L"Couldn't Boot Linux: %d\n", Status);\r
+ return EFI_DEVICE_ERROR;\r
+ }\r
+\r
+ KernelDevicePathTxt = ConvertDevicePathToText ((EFI_DEVICE_PATH_PROTOCOL *) &KernelDevicePath, FALSE, FALSE);\r
+ if (KernelDevicePathTxt == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ RamdiskDevicePathTxt = ConvertDevicePathToText ((EFI_DEVICE_PATH_PROTOCOL *) RamdiskDevicePath, FALSE, FALSE);\r
+ if (RamdiskDevicePathTxt == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ // Initialize Legacy Linux loader command line\r
+ LoadOptions = CatSPrint (NULL, LINUX_LOADER_COMMAND_LINE, KernelDevicePathTxt, RamdiskDevicePathTxt, KernelArgs);\r
+ if (LoadOptions == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ Status = BdsStartEfiApplication (gImageHandle, LinuxLoaderDevicePath, StrSize (LoadOptions), LoadOptions);\r
if (EFI_ERROR (Status)) {\r
DEBUG ((EFI_D_ERROR, "Couldn't Boot Linux: %d\n", Status));\r
return EFI_DEVICE_ERROR;\r
}\r
\r
if (RamdiskDevicePath) {\r
+ FreePool (RamdiskDevicePathTxt);\r
FreePool (RamdiskDevicePath);\r
}\r
\r
+ FreePool (KernelDevicePathTxt);\r
+\r
// If we got here we do a confused face because BootLinuxFdt returned,\r
// reporting success.\r
DEBUG ((EFI_D_ERROR, "WARNING: BdsBootLinuxFdt returned EFI_SUCCESS.\n"));\r