[mirror_edk2.git] / DuetPkg / EfiLdr / EfiLoader.c

/*++\r
\r
Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>\r
This program and the accompanying materials                          \r
are licensed and made available under the terms and conditions of the BSD License         \r
which accompanies this distribution.  The full text of the license may be found at        \r
http://opensource.org/licenses/bsd-license.php                                            \r
                                                                                          \r
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     \r
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             \r
\r
Module Name:\r
  EfiLoader.c\r
\r
Abstract:\r
\r
Revision History:\r
\r
--*/\r
\r
#include "EfiLdr.h"\r
#include "Support.h"\r
#include "Debug.h"\r
#include "PeLoader.h"\r
#include "LzmaDecompress.h"\r
\r
EFILDR_LOADED_IMAGE    DxeCoreImage;\r
EFILDR_LOADED_IMAGE    DxeIplImage;\r
\r
VOID\r
SystemHang (\r
  CHAR8        *Message\r
  )\r
{\r
  PrintString (\r
    "%s## FATAL ERROR ##: Fail to load DUET images! System hang!\n",\r
    Message\r
    );\r
  CpuDeadLoop();\r
}\r
\r
VOID\r
EfiLoader (\r
  UINT32    BiosMemoryMapBaseAddress\r
  )\r
{\r
  BIOS_MEMORY_MAP       *BiosMemoryMap;    \r
  EFILDR_IMAGE          *EFILDRImage;\r
  EFI_MEMORY_DESCRIPTOR EfiMemoryDescriptor[EFI_MAX_MEMORY_DESCRIPTORS];\r
  EFI_STATUS            Status;\r
  UINTN                 NumberOfMemoryMapEntries;\r
  UINT32                DestinationSize;\r
  UINT32                ScratchSize;\r
  UINTN                 BfvPageNumber;\r
  UINTN                 BfvBase;\r
  EFI_MAIN_ENTRYPOINT   EfiMainEntrypoint;\r
  EFILDRHANDOFF         Handoff;\r
  UINTN                 Index;\r
\r
  ClearScreen();\r
  \r
  PrintHeader ('A');\r
  \r
  PrintString ("Enter DUET Loader...\n");\r
  PrintString ("BiosMemoryMapBaseAddress = %x\n", (UINTN) BiosMemoryMapBaseAddress);\r
\r
  //\r
  // Add all EfiConventionalMemory descriptors to the table.  If there are partial pages, then\r
  // round the start address up to the next page, and round the length down to a page boundary.\r
  //\r
  BiosMemoryMap = (BIOS_MEMORY_MAP *) (UINTN) BiosMemoryMapBaseAddress;\r
  NumberOfMemoryMapEntries = 0;\r
  GenMemoryMap (&NumberOfMemoryMapEntries, EfiMemoryDescriptor, BiosMemoryMap);\r
\r
  PrintString ("Get %d entries of memory map!\n", NumberOfMemoryMapEntries);\r
\r
  //\r
  // Get information on where the image is in memory\r
  //\r
  EFILDRImage  = (EFILDR_IMAGE *)(UINTN)(EFILDR_HEADER_ADDRESS + sizeof(EFILDR_HEADER));\r
\r
\r
  //\r
  // Point to the 4th image (Bfv)\r
  //\r
  EFILDRImage += 3;\r
\r
  //\r
  // Decompress the image\r
  //\r
  PrintString (\r
    "Decompress BFV image, Image Address = %x Offset = %x\n", \r
    (UINTN) (EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
    (UINTN) EFILDRImage->Offset\r
    );\r
  Status = LzmaUefiDecompressGetInfo (\r
             (VOID *)(UINTN)(EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
             EFILDRImage->Length,\r
             &DestinationSize, \r
             &ScratchSize\r
             );\r
\r
  if (EFI_ERROR (Status)) {\r
    SystemHang ("Failed to get decompress information for BFV!\n");\r
  }\r
  \r
  PrintString ("BFV decompress: DestinationSize = %x, ScratchSize = %x\n", (UINTN) DestinationSize, (UINTN) ScratchSize);\r
  Status =  LzmaUefiDecompress (\r
    (VOID *)(UINTN)(EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
    EFILDRImage->Length,\r
    (VOID *)(UINTN)EFI_DECOMPRESSED_BUFFER_ADDRESS, \r
    (VOID *)(UINTN)((EFI_DECOMPRESSED_BUFFER_ADDRESS + DestinationSize + 0x1000) & 0xfffff000)\r
    );\r
  \r
\r
  if (EFI_ERROR (Status)) {\r
    SystemHang ("Failed to decompress BFV!\n");\r
  }\r
\r
  BfvPageNumber = EFI_SIZE_TO_PAGES (DestinationSize);\r
  BfvBase = (UINTN) FindSpace (BfvPageNumber, &NumberOfMemoryMapEntries, EfiMemoryDescriptor, EfiRuntimeServicesData, EFI_MEMORY_WB);\r
  if (BfvBase == 0) {\r
    SystemHang ("Failed to find free space to hold decompressed BFV\n");\r
  }\r
  ZeroMem ((VOID *)(UINTN)BfvBase, BfvPageNumber * EFI_PAGE_SIZE);\r
  CopyMem ((VOID *)(UINTN)BfvBase, (VOID *)(UINTN)EFI_DECOMPRESSED_BUFFER_ADDRESS, DestinationSize);\r
\r
  PrintHeader ('B');\r
\r
  //\r
  // Point to the 2nd image (DxeIpl)\r
  //\r
    \r
  EFILDRImage -= 2;\r
\r
  //\r
  // Decompress the image\r
  //\r
  PrintString (\r
    "Decompress DxeIpl image, Image Address = %x Offset = %x\n", \r
    (UINTN) (EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
    (UINTN) EFILDRImage->Offset\r
    );\r
\r
  Status = LzmaUefiDecompressGetInfo (\r
             (VOID *)(UINTN)(EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
             EFILDRImage->Length,\r
             &DestinationSize, \r
             &ScratchSize\r
             );\r
  if (EFI_ERROR (Status)) {\r
    SystemHang ("Failed to get decompress information for DxeIpl!\n");\r
  }\r
\r
  Status = LzmaUefiDecompress (\r
             (VOID *)(UINTN)(EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
             EFILDRImage->Length,\r
             (VOID *)(UINTN)EFI_DECOMPRESSED_BUFFER_ADDRESS,\r
             (VOID *)(UINTN)((EFI_DECOMPRESSED_BUFFER_ADDRESS + DestinationSize + 0x1000) & 0xfffff000)\r
             );\r
  if (EFI_ERROR (Status)) {\r
    SystemHang ("Failed to decompress DxeIpl image\n");\r
  }\r
\r
  PrintString ("Start load DxeIpl PE image\n");  \r
\r
  //\r
  // Load and relocate the EFI PE/COFF Firmware Image \r
  //\r
  Status = EfiLdrPeCoffLoadPeImage (\r
             (VOID *)(UINTN)(EFI_DECOMPRESSED_BUFFER_ADDRESS), \r
             &DxeIplImage, \r
             &NumberOfMemoryMapEntries, \r
             EfiMemoryDescriptor\r
             );\r
  if (EFI_ERROR (Status)) {\r
    SystemHang ("Failed to load and relocate DxeIpl PE image!\n");\r
  }\r
  PrintString (\r
    "DxeIpl PE image is successed loaded at %lx, entry=%p\n",\r
    DxeIplImage.ImageBasePage,\r
    DxeIplImage.EntryPoint\r
    );\r
\r
PrintHeader ('C');\r
\r
  //\r
  // Point to the 3rd image (DxeMain)\r
  //\r
  EFILDRImage++;\r
\r
  //\r
  // Decompress the image\r
  //\r
  PrintString (\r
    "Decompress DxeMain FV image, Image Address = %x Offset = %x\n",\r
    (UINTN)(EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
    (UINTN) EFILDRImage->Offset\r
    );\r
\r
  Status = LzmaUefiDecompressGetInfo (\r
             (VOID *)(UINTN)(EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
             EFILDRImage->Length,\r
             &DestinationSize, \r
             &ScratchSize\r
             );\r
  if (EFI_ERROR (Status)) {\r
    SystemHang ("Failed to get decompress information for DxeMain FV image!\n");\r
  }\r
\r
  Status = LzmaUefiDecompress (\r
             (VOID *)(UINTN)(EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
              EFILDRImage->Length,\r
             (VOID *)(UINTN)EFI_DECOMPRESSED_BUFFER_ADDRESS,\r
             (VOID *)(UINTN)((EFI_DECOMPRESSED_BUFFER_ADDRESS + DestinationSize + 0x1000) & 0xfffff000)\r
             );\r
  if (EFI_ERROR (Status)) {\r
    SystemHang ("Failed to decompress DxeMain FV image!\n");\r
  }\r
\r
  //\r
  // Load and relocate the EFI PE/COFF Firmware Image \r
  //\r
  Status = EfiLdrPeCoffLoadPeImage (\r
             (VOID *)(UINTN)(EFI_DECOMPRESSED_BUFFER_ADDRESS), \r
             &DxeCoreImage, \r
             &NumberOfMemoryMapEntries, \r
             EfiMemoryDescriptor\r
             );\r
  if (EFI_ERROR (Status)) {\r
    SystemHang ("Failed to load/relocate DxeMain!\n");\r
  }\r
  PrintString (\r
    "DxeCore PE image is successed loaded at %lx, entry=%p\n",\r
    DxeCoreImage.ImageBasePage,\r
    DxeCoreImage.EntryPoint\r
    );\r
\r
PrintHeader ('E');\r
\r
  //\r
  // Display the table of memory descriptors.\r
  //\r
  PrintString ("\nEFI Memory Descriptors\n");   \r
  for (Index = 0; Index < NumberOfMemoryMapEntries; Index++) {\r
    PrintString (\r
      "Type = %x Start = %08lx NumberOfPages = %08lx\n",\r
      EfiMemoryDescriptor[Index].Type, EfiMemoryDescriptor[Index].PhysicalStart, EfiMemoryDescriptor[Index].NumberOfPages\r
      );\r
  }\r
\r
  //\r
  // Jump to EFI Firmware\r
  //\r
\r
  if (DxeIplImage.EntryPoint != NULL) {\r
\r
    Handoff.MemDescCount      = NumberOfMemoryMapEntries;\r
    Handoff.MemDesc           = EfiMemoryDescriptor;\r
    Handoff.BfvBase           = (VOID *)(UINTN)BfvBase;\r
    Handoff.BfvSize           = BfvPageNumber * EFI_PAGE_SIZE;\r
    Handoff.DxeIplImageBase   = (VOID *)(UINTN)DxeIplImage.ImageBasePage;\r
    Handoff.DxeIplImageSize   = DxeIplImage.NoPages * EFI_PAGE_SIZE;\r
    Handoff.DxeCoreImageBase  = (VOID *)(UINTN)DxeCoreImage.ImageBasePage;\r
    Handoff.DxeCoreImageSize  = DxeCoreImage.NoPages * EFI_PAGE_SIZE;\r
    Handoff.DxeCoreEntryPoint = (VOID *)(UINTN)DxeCoreImage.EntryPoint;\r
\r
    PrintString ("Transfer to DxeIpl ...EntryPoint = %p\n", DxeIplImage.EntryPoint);\r
    \r
    EfiMainEntrypoint = (EFI_MAIN_ENTRYPOINT) DxeIplImage.EntryPoint;\r
    EfiMainEntrypoint (&Handoff);\r
  }\r
\r
PrintHeader ('F');\r
\r
  //\r
  // There was a problem loading the image, so HALT the system.\r
  //\r
\r
  SystemHang ("Failed to jump to DxeIpl!\n");\r
}\r
\r
EFI_STATUS\r
EFIAPI\r
_ModuleEntryPoint (\r
  UINT32    BiosMemoryMapBaseAddress\r
  )\r
{\r
  SerialPortInitialize ();\r
  EfiLoader(BiosMemoryMapBaseAddress);\r
  return EFI_SUCCESS;\r
}\r
\r
\r
Commit	Line	Data
	1	/*++\r
	2	\r
	3	Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>\r
	4	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	EfiLoader.c\r
	14	\r
	15	Abstract:\r
	16	\r
	17	Revision History:\r
	18	\r
	19	--*/\r
	20	\r
	21	#include "EfiLdr.h"\r
	22	#include "Support.h"\r
	23	#include "Debug.h"\r
	24	#include "PeLoader.h"\r
	25	#include "LzmaDecompress.h"\r
	26	\r
	27	EFILDR_LOADED_IMAGE DxeCoreImage;\r
	28	EFILDR_LOADED_IMAGE DxeIplImage;\r
	29	\r
	30	VOID\r
	31	SystemHang (\r
	32	CHAR8 *Message\r
	33	)\r
	34	{\r
	35	PrintString (\r
	36	"%s## FATAL ERROR ##: Fail to load DUET images! System hang!\n",\r
	37	Message\r
	38	);\r
	39	CpuDeadLoop();\r
	40	}\r
	41	\r
	42	VOID\r
	43	EfiLoader (\r
	44	UINT32 BiosMemoryMapBaseAddress\r
	45	)\r
	46	{\r
	47	BIOS_MEMORY_MAP *BiosMemoryMap; \r
	48	EFILDR_IMAGE *EFILDRImage;\r
	49	EFI_MEMORY_DESCRIPTOR EfiMemoryDescriptor[EFI_MAX_MEMORY_DESCRIPTORS];\r
	50	EFI_STATUS Status;\r
	51	UINTN NumberOfMemoryMapEntries;\r
	52	UINT32 DestinationSize;\r
	53	UINT32 ScratchSize;\r
	54	UINTN BfvPageNumber;\r
	55	UINTN BfvBase;\r
	56	EFI_MAIN_ENTRYPOINT EfiMainEntrypoint;\r
	57	EFILDRHANDOFF Handoff;\r
	58	UINTN Index;\r
	59	\r
	60	ClearScreen();\r
	61	\r
	62	PrintHeader ('A');\r
	63	\r
	64	PrintString ("Enter DUET Loader...\n");\r
	65	PrintString ("BiosMemoryMapBaseAddress = %x\n", (UINTN) BiosMemoryMapBaseAddress);\r
	66	\r
	67	//\r
	68	// Add all EfiConventionalMemory descriptors to the table. If there are partial pages, then\r
	69	// round the start address up to the next page, and round the length down to a page boundary.\r
	70	//\r
	71	BiosMemoryMap = (BIOS_MEMORY_MAP *) (UINTN) BiosMemoryMapBaseAddress;\r
	72	NumberOfMemoryMapEntries = 0;\r
	73	GenMemoryMap (&NumberOfMemoryMapEntries, EfiMemoryDescriptor, BiosMemoryMap);\r
	74	\r
	75	PrintString ("Get %d entries of memory map!\n", NumberOfMemoryMapEntries);\r
	76	\r
	77	//\r
	78	// Get information on where the image is in memory\r
	79	//\r
	80	EFILDRImage = (EFILDR_IMAGE *)(UINTN)(EFILDR_HEADER_ADDRESS + sizeof(EFILDR_HEADER));\r
	81	\r
	82	\r
	83	//\r
	84	// Point to the 4th image (Bfv)\r
	85	//\r
	86	EFILDRImage += 3;\r
	87	\r
	88	//\r
	89	// Decompress the image\r
	90	//\r
	91	PrintString (\r
	92	"Decompress BFV image, Image Address = %x Offset = %x\n", \r
	93	(UINTN) (EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
	94	(UINTN) EFILDRImage->Offset\r
	95	);\r
	96	Status = LzmaUefiDecompressGetInfo (\r
	97	(VOID *)(UINTN)(EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
	98	EFILDRImage->Length,\r
	99	&DestinationSize, \r
	100	&ScratchSize\r
	101	);\r
	102	\r
	103	if (EFI_ERROR (Status)) {\r
	104	SystemHang ("Failed to get decompress information for BFV!\n");\r
	105	}\r
	106	\r
	107	PrintString ("BFV decompress: DestinationSize = %x, ScratchSize = %x\n", (UINTN) DestinationSize, (UINTN) ScratchSize);\r
	108	Status = LzmaUefiDecompress (\r
	109	(VOID *)(UINTN)(EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
	110	EFILDRImage->Length,\r
	111	(VOID *)(UINTN)EFI_DECOMPRESSED_BUFFER_ADDRESS, \r
	112	(VOID *)(UINTN)((EFI_DECOMPRESSED_BUFFER_ADDRESS + DestinationSize + 0x1000) & 0xfffff000)\r
	113	);\r
	114	\r
	115	\r
	116	if (EFI_ERROR (Status)) {\r
	117	SystemHang ("Failed to decompress BFV!\n");\r
	118	}\r
	119	\r
	120	BfvPageNumber = EFI_SIZE_TO_PAGES (DestinationSize);\r
	121	BfvBase = (UINTN) FindSpace (BfvPageNumber, &NumberOfMemoryMapEntries, EfiMemoryDescriptor, EfiRuntimeServicesData, EFI_MEMORY_WB);\r
	122	if (BfvBase == 0) {\r
	123	SystemHang ("Failed to find free space to hold decompressed BFV\n");\r
	124	}\r
	125	ZeroMem ((VOID )(UINTN)BfvBase, BfvPageNumber EFI_PAGE_SIZE);\r
	126	CopyMem ((VOID )(UINTN)BfvBase, (VOID )(UINTN)EFI_DECOMPRESSED_BUFFER_ADDRESS, DestinationSize);\r
	127	\r
	128	PrintHeader ('B');\r
	129	\r
	130	//\r
	131	// Point to the 2nd image (DxeIpl)\r
	132	//\r
	133	\r
	134	EFILDRImage -= 2;\r
	135	\r
	136	//\r
	137	// Decompress the image\r
	138	//\r
	139	PrintString (\r
	140	"Decompress DxeIpl image, Image Address = %x Offset = %x\n", \r
	141	(UINTN) (EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
	142	(UINTN) EFILDRImage->Offset\r
	143	);\r
	144	\r
	145	Status = LzmaUefiDecompressGetInfo (\r
	146	(VOID *)(UINTN)(EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
	147	EFILDRImage->Length,\r
	148	&DestinationSize, \r
	149	&ScratchSize\r
	150	);\r
	151	if (EFI_ERROR (Status)) {\r
	152	SystemHang ("Failed to get decompress information for DxeIpl!\n");\r
	153	}\r
	154	\r
	155	Status = LzmaUefiDecompress (\r
	156	(VOID *)(UINTN)(EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
	157	EFILDRImage->Length,\r
	158	(VOID *)(UINTN)EFI_DECOMPRESSED_BUFFER_ADDRESS,\r
	159	(VOID *)(UINTN)((EFI_DECOMPRESSED_BUFFER_ADDRESS + DestinationSize + 0x1000) & 0xfffff000)\r
	160	);\r
	161	if (EFI_ERROR (Status)) {\r
	162	SystemHang ("Failed to decompress DxeIpl image\n");\r
	163	}\r
	164	\r
	165	PrintString ("Start load DxeIpl PE image\n"); \r
	166	\r
	167	//\r
	168	// Load and relocate the EFI PE/COFF Firmware Image \r
	169	//\r
	170	Status = EfiLdrPeCoffLoadPeImage (\r
	171	(VOID *)(UINTN)(EFI_DECOMPRESSED_BUFFER_ADDRESS), \r
	172	&DxeIplImage, \r
	173	&NumberOfMemoryMapEntries, \r
	174	EfiMemoryDescriptor\r
	175	);\r
	176	if (EFI_ERROR (Status)) {\r
	177	SystemHang ("Failed to load and relocate DxeIpl PE image!\n");\r
	178	}\r
	179	PrintString (\r
	180	"DxeIpl PE image is successed loaded at %lx, entry=%p\n",\r
	181	DxeIplImage.ImageBasePage,\r
	182	DxeIplImage.EntryPoint\r
	183	);\r
	184	\r
	185	PrintHeader ('C');\r
	186	\r
	187	//\r
	188	// Point to the 3rd image (DxeMain)\r
	189	//\r
	190	EFILDRImage++;\r
	191	\r
	192	//\r
	193	// Decompress the image\r
	194	//\r
	195	PrintString (\r
	196	"Decompress DxeMain FV image, Image Address = %x Offset = %x\n",\r
	197	(UINTN)(EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
	198	(UINTN) EFILDRImage->Offset\r
	199	);\r
	200	\r
	201	Status = LzmaUefiDecompressGetInfo (\r
	202	(VOID *)(UINTN)(EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
	203	EFILDRImage->Length,\r
	204	&DestinationSize, \r
	205	&ScratchSize\r
	206	);\r
	207	if (EFI_ERROR (Status)) {\r
	208	SystemHang ("Failed to get decompress information for DxeMain FV image!\n");\r
	209	}\r
	210	\r
	211	Status = LzmaUefiDecompress (\r
	212	(VOID *)(UINTN)(EFILDR_HEADER_ADDRESS + EFILDRImage->Offset),\r
	213	EFILDRImage->Length,\r
	214	(VOID *)(UINTN)EFI_DECOMPRESSED_BUFFER_ADDRESS,\r
	215	(VOID *)(UINTN)((EFI_DECOMPRESSED_BUFFER_ADDRESS + DestinationSize + 0x1000) & 0xfffff000)\r
	216	);\r
	217	if (EFI_ERROR (Status)) {\r
	218	SystemHang ("Failed to decompress DxeMain FV image!\n");\r
	219	}\r
	220	\r
	221	//\r
	222	// Load and relocate the EFI PE/COFF Firmware Image \r
	223	//\r
	224	Status = EfiLdrPeCoffLoadPeImage (\r
	225	(VOID *)(UINTN)(EFI_DECOMPRESSED_BUFFER_ADDRESS), \r
	226	&DxeCoreImage, \r
	227	&NumberOfMemoryMapEntries, \r
	228	EfiMemoryDescriptor\r
	229	);\r
	230	if (EFI_ERROR (Status)) {\r
	231	SystemHang ("Failed to load/relocate DxeMain!\n");\r
	232	}\r
	233	PrintString (\r
	234	"DxeCore PE image is successed loaded at %lx, entry=%p\n",\r
	235	DxeCoreImage.ImageBasePage,\r
	236	DxeCoreImage.EntryPoint\r
	237	);\r
	238	\r
	239	PrintHeader ('E');\r
	240	\r
	241	//\r
	242	// Display the table of memory descriptors.\r
	243	//\r
	244	PrintString ("\nEFI Memory Descriptors\n"); \r
	245	for (Index = 0; Index < NumberOfMemoryMapEntries; Index++) {\r
	246	PrintString (\r
	247	"Type = %x Start = %08lx NumberOfPages = %08lx\n",\r
	248	EfiMemoryDescriptor[Index].Type, EfiMemoryDescriptor[Index].PhysicalStart, EfiMemoryDescriptor[Index].NumberOfPages\r
	249	);\r
	250	}\r
	251	\r
	252	//\r
	253	// Jump to EFI Firmware\r
	254	//\r
	255	\r
	256	if (DxeIplImage.EntryPoint != NULL) {\r
	257	\r
	258	Handoff.MemDescCount = NumberOfMemoryMapEntries;\r
	259	Handoff.MemDesc = EfiMemoryDescriptor;\r
	260	Handoff.BfvBase = (VOID *)(UINTN)BfvBase;\r
	261	Handoff.BfvSize = BfvPageNumber * EFI_PAGE_SIZE;\r
	262	Handoff.DxeIplImageBase = (VOID *)(UINTN)DxeIplImage.ImageBasePage;\r
	263	Handoff.DxeIplImageSize = DxeIplImage.NoPages * EFI_PAGE_SIZE;\r
	264	Handoff.DxeCoreImageBase = (VOID *)(UINTN)DxeCoreImage.ImageBasePage;\r
	265	Handoff.DxeCoreImageSize = DxeCoreImage.NoPages * EFI_PAGE_SIZE;\r
	266	Handoff.DxeCoreEntryPoint = (VOID *)(UINTN)DxeCoreImage.EntryPoint;\r
	267	\r
	268	PrintString ("Transfer to DxeIpl ...EntryPoint = %p\n", DxeIplImage.EntryPoint);\r
	269	\r
	270	EfiMainEntrypoint = (EFI_MAIN_ENTRYPOINT) DxeIplImage.EntryPoint;\r
	271	EfiMainEntrypoint (&Handoff);\r
	272	}\r
	273	\r
	274	PrintHeader ('F');\r
	275	\r
	276	//\r
	277	// There was a problem loading the image, so HALT the system.\r
	278	//\r
	279	\r
	280	SystemHang ("Failed to jump to DxeIpl!\n");\r
	281	}\r
	282	\r
	283	EFI_STATUS\r
	284	EFIAPI\r
	285	_ModuleEntryPoint (\r
	286	UINT32 BiosMemoryMapBaseAddress\r
	287	)\r
	288	{\r
	289	SerialPortInitialize ();\r
	290	EfiLoader(BiosMemoryMapBaseAddress);\r
	291	return EFI_SUCCESS;\r
	292	}\r
	293	\r
	294	\r