3 Copyright (c) 2006, Intel Corporation
4 All rights reserved. This program and the accompanying materials
5 are licensed and made available under the terms and conditions of the BSD License
6 which accompanies this distribution. The full text of the license may be found at
7 http://opensource.org/licenses/bsd-license.php
9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
25 #include "LzmaDecompress.h"
32 CHAR8 PrintBuffer
[256];
33 AsciiSPrint (PrintBuffer
, 256, "## FATEL ERROR ##: Fail to load DUET images! System hang!\n");
39 UINT32 BiosMemoryMapBaseAddress
42 BIOS_MEMORY_MAP
*BiosMemoryMap
;
43 EFILDR_IMAGE
*EFILDRImage
;
44 EFI_MEMORY_DESCRIPTOR EfiMemoryDescriptor
[EFI_MAX_MEMORY_DESCRIPTORS
];
46 UINTN NumberOfMemoryMapEntries
;
47 UINT32 DestinationSize
;
51 EFI_MAIN_ENTRYPOINT EfiMainEntrypoint
;
52 CHAR8 PrintBuffer
[256];
53 STATIC EFILDRHANDOFF Handoff
;
59 AsciiSPrint (PrintBuffer
, 256, "Enter DUET Loader ...\n", BiosMemoryMapBaseAddress
);
60 PrintString (PrintBuffer
);
62 AsciiSPrint (PrintBuffer
, 256, "BiosMemoryMapBaseAddress = 0x%x\n", BiosMemoryMapBaseAddress
);
63 PrintString (PrintBuffer
);
66 // Add all EfiConventionalMemory descriptors to the table. If there are partial pages, then
67 // round the start address up to the next page, and round the length down to a page boundry.
69 BiosMemoryMap
= (BIOS_MEMORY_MAP
*)(UINTN
)(BiosMemoryMapBaseAddress
);
70 NumberOfMemoryMapEntries
= 0;
71 GenMemoryMap (&NumberOfMemoryMapEntries
, EfiMemoryDescriptor
, BiosMemoryMap
);
73 AsciiSPrint (PrintBuffer
, 256, "Get %d entries of memory map!\n", NumberOfMemoryMapEntries
);
74 PrintString (PrintBuffer
);
77 // Get information on where the image is in memory
80 //EFILDRHeader = (EFILDR_HEADER *)(UINTN)(EFILDR_HEADER_ADDRESS);
81 EFILDRImage
= (EFILDR_IMAGE
*)(UINTN
)(EFILDR_HEADER_ADDRESS
+ sizeof(EFILDR_HEADER
));
85 // Point to the 4th image (Bfv)
91 // Decompress the image
94 AsciiSPrint (PrintBuffer
, 256, "Decompress BFV image, Image Address=0x%x Offset=0x%x\n",
95 (UINTN
)(EFILDR_HEADER_ADDRESS
+ EFILDRImage
->Offset
),
97 PrintString (PrintBuffer
);
98 Status
= LzmaUefiDecompressGetInfo (
99 (VOID
*)(UINTN
)(EFILDR_HEADER_ADDRESS
+ EFILDRImage
->Offset
),
105 if (EFI_ERROR (Status
)) {
106 AsciiSPrint (PrintBuffer
, 256, "Fail to get decompress information for BFV!\n");
107 PrintString (PrintBuffer
);
111 AsciiSPrint (PrintBuffer
, 256, "BFV decompress: DestinationSize=0x%X, ScratchSize=0x%X!\n",
112 DestinationSize
, ScratchSize
);
113 PrintString (PrintBuffer
);
114 Status
= LzmaUefiDecompress (
115 (VOID
*)(UINTN
)(EFILDR_HEADER_ADDRESS
+ EFILDRImage
->Offset
),
116 (VOID
*)(UINTN
)EFI_DECOMPRESSED_BUFFER_ADDRESS
,
117 (VOID
*)(UINTN
)((EFI_DECOMPRESSED_BUFFER_ADDRESS
+ DestinationSize
+ 0x1000) & 0xfffff000)
121 if (EFI_ERROR (Status
)) {
122 AsciiSPrint (PrintBuffer
, 256, "Fail to decompress BFV!\n");
123 PrintString (PrintBuffer
);
127 BfvPageNumber
= EFI_SIZE_TO_PAGES (DestinationSize
);
128 BfvBase
= (UINTN
) FindSpace (BfvPageNumber
, &NumberOfMemoryMapEntries
, EfiMemoryDescriptor
, EfiRuntimeServicesData
, EFI_MEMORY_WB
);
132 ZeroMem ((VOID
*)(UINTN
)BfvBase
, BfvPageNumber
* EFI_PAGE_SIZE
);
133 CopyMem ((VOID
*)(UINTN
)BfvBase
, (VOID
*)(UINTN
)EFI_DECOMPRESSED_BUFFER_ADDRESS
, DestinationSize
);
138 // Point to the 2nd image (DxeIpl)
144 // Decompress the image
146 AsciiSPrint (PrintBuffer
, 256, "Decompress DxeIpl image, Image Address=0x%x Offset=0x%x\n",
147 (UINTN
)(EFILDR_HEADER_ADDRESS
+ EFILDRImage
->Offset
),
148 EFILDRImage
->Offset
);
149 PrintString (PrintBuffer
);
151 Status
= LzmaUefiDecompressGetInfo (
152 (VOID
*)(UINTN
)(EFILDR_HEADER_ADDRESS
+ EFILDRImage
->Offset
),
157 if (EFI_ERROR (Status
)) {
158 AsciiSPrint (PrintBuffer
, 256, "Fail to get decompress information for DxeIpl!\n");
159 PrintString (PrintBuffer
);
163 Status
= LzmaUefiDecompress (
164 (VOID
*)(UINTN
)(EFILDR_HEADER_ADDRESS
+ EFILDRImage
->Offset
),
165 (VOID
*)(UINTN
)EFI_DECOMPRESSED_BUFFER_ADDRESS
,
166 (VOID
*)(UINTN
)((EFI_DECOMPRESSED_BUFFER_ADDRESS
+ DestinationSize
+ 0x1000) & 0xfffff000)
168 if (EFI_ERROR (Status
)) {
169 AsciiSPrint (PrintBuffer
, 256, "Fail to decompress DxeIpl image\n");
170 PrintString (PrintBuffer
);
174 AsciiSPrint (PrintBuffer
, 256, "Start load DxeIpl PE image\n");
175 PrintString (PrintBuffer
);
178 // Load and relocate the EFI PE/COFF Firmware Image
180 Status
= EfiLdrPeCoffLoadPeImage (
181 (VOID
*)(UINTN
)(EFI_DECOMPRESSED_BUFFER_ADDRESS
),
183 &NumberOfMemoryMapEntries
,
186 if (EFI_ERROR (Status
)) {
187 AsciiSPrint (PrintBuffer
, 256, "Fail to load and relocate DxeIpl PE image!\n");
188 PrintString (PrintBuffer
);
191 AsciiSPrint (PrintBuffer
, 256, "DxeIpl PE image is successed loaded at 0x%x, entry=0x%x\n",
192 (UINTN
)DxeIplImage
.ImageBasePage
, (UINTN
)DxeIplImage
.EntryPoint
);
193 PrintString (PrintBuffer
);
195 // PrintString("Image.NoPages = ");
196 // PrintValue(Image.NoPages);
197 // PrintString("\n");
202 // Point to the 3rd image (DxeMain)
208 // Decompress the image
210 AsciiSPrint (PrintBuffer
, 256, "Decompress DXEMain FV image, Image Address=0x%x! Offset=0x%x\n",
211 (UINTN
)(EFILDR_HEADER_ADDRESS
+ EFILDRImage
->Offset
),
212 EFILDRImage
->Offset
);
213 PrintString (PrintBuffer
);
215 Status
= LzmaUefiDecompressGetInfo (
216 (VOID
*)(UINTN
)(EFILDR_HEADER_ADDRESS
+ EFILDRImage
->Offset
),
221 if (EFI_ERROR (Status
)) {
222 AsciiSPrint (PrintBuffer
, 256, "Fail to get decompress information for DXEMain FV image!\n");
223 PrintString (PrintBuffer
);
227 Status
= LzmaUefiDecompress (
228 (VOID
*)(UINTN
)(EFILDR_HEADER_ADDRESS
+ EFILDRImage
->Offset
),
229 (VOID
*)(UINTN
)EFI_DECOMPRESSED_BUFFER_ADDRESS
,
230 (VOID
*)(UINTN
)((EFI_DECOMPRESSED_BUFFER_ADDRESS
+ DestinationSize
+ 0x1000) & 0xfffff000)
232 if (EFI_ERROR (Status
)) {
237 // Load and relocate the EFI PE/COFF Firmware Image
239 Status
= EfiLdrPeCoffLoadPeImage (
240 (VOID
*)(UINTN
)(EFI_DECOMPRESSED_BUFFER_ADDRESS
),
242 &NumberOfMemoryMapEntries
,
245 if (EFI_ERROR (Status
)) {
248 AsciiSPrint (PrintBuffer
, 256, "DxeCore PE image is successed loaded at 0x%x, entry=0x%x\n",
249 (UINTN
)DxeCoreImage
.ImageBasePage
, (UINTN
)DxeCoreImage
.EntryPoint
);
250 PrintString (PrintBuffer
);
255 // Display the table of memory descriptors.
258 // PrintString("\nEFI Memory Descriptors\n");
262 for (Index = 0; Index < NumberOfMemoryMapEntries; Index++) {
263 PrintString("Type = ");
264 PrintValue(EfiMemoryDescriptor[Index].Type);
265 PrintString(" Start = ");
266 PrintValue((UINT32)(EfiMemoryDescriptor[Index].PhysicalStart));
267 PrintString(" NumberOfPages = ");
268 PrintValue((UINT32)(EfiMemoryDescriptor[Index].NumberOfPages));
275 // Jump to EFI Firmware
278 if (DxeIplImage
.EntryPoint
!= NULL
) {
280 Handoff
.MemDescCount
= NumberOfMemoryMapEntries
;
281 Handoff
.MemDesc
= EfiMemoryDescriptor
;
282 Handoff
.BfvBase
= (VOID
*)(UINTN
)BfvBase
;
283 Handoff
.BfvSize
= BfvPageNumber
* EFI_PAGE_SIZE
;
284 Handoff
.DxeIplImageBase
= (VOID
*)(UINTN
)DxeIplImage
.ImageBasePage
;
285 Handoff
.DxeIplImageSize
= DxeIplImage
.NoPages
* EFI_PAGE_SIZE
;
286 Handoff
.DxeCoreImageBase
= (VOID
*)(UINTN
)DxeCoreImage
.ImageBasePage
;
287 Handoff
.DxeCoreImageSize
= DxeCoreImage
.NoPages
* EFI_PAGE_SIZE
;
288 Handoff
.DxeCoreEntryPoint
= (VOID
*)(UINTN
)DxeCoreImage
.EntryPoint
;
290 AsciiSPrint (PrintBuffer
, 256, "Transfer to DxeIpl ...Address=0x%x\n", (UINTN
)DxeIplImage
.EntryPoint
);
291 PrintString (PrintBuffer
);
293 EfiMainEntrypoint
= (EFI_MAIN_ENTRYPOINT
)(UINTN
)DxeIplImage
.EntryPoint
;
294 EfiMainEntrypoint (&Handoff
);
300 // There was a problem loading the image, so HALT the system.
309 UINT32 BiosMemoryMapBaseAddress
312 EfiLoader(BiosMemoryMapBaseAddress
);