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DuetPkg: Add DxeMpInitLib instance reference
[mirror_edk2.git] / DuetPkg / DxeIpl / DxeInit.c
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1/** @file\r
2\r
3Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>\r
4This program and the accompanying materials \r
5are licensed and made available under the terms and conditions of the BSD License \r
6which accompanies this distribution. The full text of the license may be found at \r
7http://opensource.org/licenses/bsd-license.php \r
8 \r
9THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
10WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
11\r
12Module Name:\r
13 DxeInit.c\r
14\r
15Abstract:\r
16\r
17Revision History:\r
18\r
19**/\r
20\r
21#include "DxeIpl.h"\r
22\r
23#include "LegacyTable.h"\r
24#include "HobGeneration.h"\r
25#include "PpisNeededByDxeCore.h"\r
26#include "Debug.h"\r
27\r
28/*\r
29--------------------------------------------------------\r
30 Memory Map: (XX=32,64)\r
31--------------------------------------------------------\r
320x0\r
33 IVT\r
340x400\r
35 BDA\r
360x500\r
37\r
380x7C00\r
39 BootSector\r
400x10000\r
41 EfiLdr (relocate by efiXX.COM)\r
420x15000\r
43 Efivar.bin (Load by StartXX.COM)\r
440x20000\r
45 StartXX.COM (E820 table, Temporary GDT, Temporary IDT)\r
460x21000\r
47 EfiXX.COM (Temporary Interrupt Handler)\r
480x22000\r
49 EfiLdr.efi + DxeIpl.Z + DxeMain.Z + BFV.Z\r
500x86000\r
51 MemoryFreeUnder1M (For legacy driver DMA)\r
520x90000\r
53 Temporary 4G PageTable for X64 (6 page)\r
540x9F800\r
55 EBDA\r
560xA0000\r
57 VGA\r
580xC0000\r
59 OPROM\r
600xE0000\r
61 FIRMEWARE\r
620x100000 (1M)\r
63 Temporary Stack (1M)\r
640x200000\r
65\r
66MemoryAbove1MB.PhysicalStart <-----------------------------------------------------+\r
67 ... |\r
68 ... |\r
69 <- Phit.EfiMemoryBottom -------------------+ |\r
70 HOB | |\r
71 <- Phit.EfiFreeMemoryBottom | |\r
72 | MemoryFreeAbove1MB.ResourceLength\r
73 <- Phit.EfiFreeMemoryTop ------+ | |\r
74 MemoryDescriptor (For ACPINVS, ACPIReclaim) | 4M = CONSUMED_MEMORY |\r
75 | | |\r
76 Permament 4G PageTable for IA32 or MemoryAllocation | |\r
77 Permament 64G PageTable for X64 | | |\r
78 <------------------------------+ | |\r
79 Permament Stack (0x20 Pages = 128K) | |\r
80 <- Phit.EfiMemoryTop ----------+-----------+---------------+\r
81 NvFV (64K) |\r
82 MMIO\r
83 FtwFV (128K) | \r
84 <----------------------------------------------------------+<---------+\r
85 DxeCore | |\r
86 DxeCore |\r
87 DxeIpl | Allocated in EfiLdr\r
88 <----------------------------------------------------------+ |\r
89 BFV MMIO |\r
90 <- Top of Free Memory reported by E820 --------------------+<---------+\r
91 ACPINVS or\r
92 ACPIReclaim or\r
93 Reserved\r
94 <- Memory Top on RealMemory\r
95\r
960x100000000 (4G)\r
97\r
98MemoryFreeAbove4G.Physicalstart <--------------------------------------------------+\r
99 |\r
100 |\r
101 MemoryFreeAbove4GB.ResourceLength\r
102 |\r
103 |\r
104 <--------------------------------------------------+\r
105*/\r
106\r
107VOID\r
108EnterDxeMain (\r
109 IN VOID *StackTop,\r
110 IN VOID *DxeCoreEntryPoint,\r
111 IN VOID *Hob,\r
112 IN VOID *PageTable\r
113 );\r
114\r
115VOID\r
116DxeInit (\r
117 IN EFILDRHANDOFF *Handoff\r
118 )\r
119/*++\r
120\r
121 Routine Description:\r
122\r
123 This is the entry point after this code has been loaded into memory. \r
124\r
125Arguments:\r
126\r
127\r
128Returns:\r
129\r
130 Calls into EFI Firmware\r
131\r
132--*/\r
133{\r
134 VOID *StackTop;\r
135 VOID *StackBottom;\r
136 VOID *PageTableBase;\r
137 VOID *MemoryTopOnDescriptor;\r
138 VOID *MemoryDescriptor;\r
139 VOID *NvStorageBase;\r
140 EFILDRHANDOFF HandoffCopy;\r
141\r
142 CopyMem ((VOID*) &HandoffCopy, (VOID*) Handoff, sizeof (EFILDRHANDOFF));\r
143 Handoff = &HandoffCopy;\r
144\r
145 ClearScreen();\r
146\r
147 PrintString (\r
148 "Enter DxeIpl ...\n"\r
149 "Handoff:\n"\r
150 "Handoff.BfvBase = %p, BfvLength = %x\n"\r
151 "Handoff.DxeIplImageBase = %p, DxeIplImageSize = %x\n"\r
152 "Handoff.DxeCoreImageBase = %p, DxeCoreImageSize = %x\n",\r
153 Handoff->BfvBase, Handoff->BfvSize,\r
154 Handoff->DxeIplImageBase, Handoff->DxeIplImageSize,\r
155 Handoff->DxeCoreImageBase, Handoff->DxeCoreImageSize\r
156 );\r
157\r
158 //\r
159 // Hob Generation Guild line:\r
160 // * Don't report FV as physical memory\r
161 // * MemoryAllocation Hob should only cover physical memory\r
162 // * Use ResourceDescriptor Hob to report physical memory or Firmware Device and they shouldn't be overlapped\r
163 PrintString ("Prepare Cpu HOB information ...\n");\r
164 PrepareHobCpu ();\r
165\r
166 //\r
167 // 1. BFV\r
168 //\r
169 PrintString ("Prepare BFV HOB information ...\n");\r
170 PrepareHobBfv (Handoff->BfvBase, Handoff->BfvSize);\r
171\r
172 //\r
173 // 2. Updates Memory information, and get the top free address under 4GB\r
174 //\r
175 PrintString ("Prepare Memory HOB information ...\n");\r
176 MemoryTopOnDescriptor = PrepareHobMemory (Handoff->MemDescCount, Handoff->MemDesc);\r
177 \r
178 //\r
179 // 3. Put [NV], [Stack], [PageTable], [MemDesc], [HOB] just below the [top free address under 4GB]\r
180 //\r
181 \r
182 // 3.1 NV data\r
183 PrintString ("Prepare NV Storage information ...\n");\r
184 NvStorageBase = PrepareHobNvStorage (MemoryTopOnDescriptor);\r
185 PrintString ("NV Storage Base = %p\n", NvStorageBase);\r
186 // 3.2 Stack\r
187 StackTop = NvStorageBase;\r
188 StackBottom = PrepareHobStack (StackTop);\r
189 PrintString ("Stack Top=0x%x, Stack Bottom=0x%x\n", StackTop, StackBottom);\r
190 // 3.3 Page Table\r
191 PageTableBase = PreparePageTable (StackBottom, gHob->Cpu.SizeOfMemorySpace);\r
192 // 3.4 MemDesc (will be used in PlatformBds)\r
193 MemoryDescriptor = PrepareHobMemoryDescriptor (PageTableBase, Handoff->MemDescCount, Handoff->MemDesc);\r
194 // 3.5 Copy the Hob itself to EfiMemoryBottom, and update the PHIT Hob\r
195 PrepareHobPhit (StackTop, MemoryDescriptor);\r
196\r
197 //\r
198 // 4. Register the memory occupied by DxeCore and DxeIpl together as DxeCore\r
199 //\r
200 PrintString ("Prepare DxeCore memory Hob ...\n");\r
201 PrepareHobDxeCore (\r
202 Handoff->DxeCoreEntryPoint,\r
203 (EFI_PHYSICAL_ADDRESS)(UINTN)Handoff->DxeCoreImageBase,\r
204 (UINTN)Handoff->DxeIplImageBase + (UINTN)Handoff->DxeIplImageSize - (UINTN)Handoff->DxeCoreImageBase\r
205 );\r
206\r
207 PrepareHobLegacyTable (gHob);\r
208 \r
209 PreparePpisNeededByDxeCore (gHob);\r
210\r
211 CompleteHobGeneration ();\r
212\r
213 //\r
214 // Print Hob Info\r
215 //\r
216 ClearScreen();\r
217 PrintString (\r
218 "HobStart = %p\n"\r
219 "Memory Top = %lx, Bottom = %lx\n"\r
220 "Free Memory Top = %lx, Bottom = %lx\n"\r
221 "NvStorageFvb = %lx, Length = %lx\n"\r
222 "BfvResource = %lx, Length = %lx\n"\r
223 "NvStorageFvResource = %lx, Length = %lx\n"\r
224 "NvStorage = %lx, Length = %lx\n"\r
225 "NvFtwFvResource = %lx, Length = %lx\n"\r
226 "NvFtwWorking = %lx, Length = %lx\n"\r
227 "NvFtwSpare = %lx, Length = %lx\n"\r
228 "Stack = %lx, StackLength = %lx\n"\r
229 "PageTable = %p\n"\r
230 "MemoryFreeUnder1MB = %lx, MemoryFreeUnder1MBLength = %lx\n"\r
231 "MemoryAbove1MB = %lx, MemoryAbove1MBLength = %lx\n"\r
232 "MemoryAbove4GB = %lx, MemoryAbove4GBLength = %lx\n"\r
233 "DxeCore = %lx, DxeCoreLength = %lx\n"\r
234 "MemoryAllocation = %lx, MemoryLength = %lx\n"\r
235 "$",\r
236 gHob,\r
237 gHob->Phit.EfiMemoryTop, gHob->Phit.EfiMemoryBottom,\r
238 gHob->Phit.EfiFreeMemoryTop, gHob->Phit.EfiFreeMemoryBottom,\r
239 gHob->NvStorageFvb.FvbInfo.Entries[0].Base, gHob->NvFtwFvb.FvbInfo.Entries[0].Length,\r
240 gHob->BfvResource.PhysicalStart, gHob->BfvResource.ResourceLength,\r
241 gHob->NvStorageFvResource.PhysicalStart, gHob->NvStorageFvResource.ResourceLength,\r
242 gHob->NvStorage.FvbInfo.Entries[0].Base, gHob->NvStorage.FvbInfo.Entries[0].Length,\r
243 gHob->NvFtwFvResource.PhysicalStart, gHob->NvFtwFvResource.ResourceLength,\r
244 gHob->NvFtwWorking.FvbInfo.Entries[0].Base, gHob->NvFtwWorking.FvbInfo.Entries[0].Length,\r
245 gHob->NvFtwSpare.FvbInfo.Entries[0].Base, gHob->NvFtwSpare.FvbInfo.Entries[0].Length,\r
246 gHob->Stack.AllocDescriptor.MemoryBaseAddress, gHob->Stack.AllocDescriptor.MemoryLength,\r
247 PageTableBase,\r
248 gHob->MemoryFreeUnder1MB.PhysicalStart, gHob->MemoryFreeUnder1MB.ResourceLength,\r
249 gHob->MemoryAbove1MB.PhysicalStart, gHob->MemoryAbove1MB.ResourceLength,\r
250 gHob->MemoryAbove4GB.PhysicalStart, gHob->MemoryAbove4GB.ResourceLength,\r
251 gHob->DxeCore.MemoryAllocationHeader.MemoryBaseAddress, gHob->DxeCore.MemoryAllocationHeader.MemoryLength,\r
252 gHob->MemoryAllocation.AllocDescriptor.MemoryBaseAddress, gHob->MemoryAllocation.AllocDescriptor.MemoryLength\r
253 );\r
254\r
255 ClearScreen();\r
256 PrintString (\r
257 "\n\n\n\n\n\n\n\n\n\n"\r
258 " WELCOME TO EFI WORLD!\n"\r
259 );\r
260 \r
261 EnterDxeMain (StackTop, Handoff->DxeCoreEntryPoint, gHob, PageTableBase);\r
262 PrintString ("Fail to enter DXE main!\n");\r
263 \r
264 //\r
265 // Should never get here\r
266 //\r
267 CpuDeadLoop ();\r
268}\r
269\r
270EFI_STATUS\r
271EFIAPI\r
272_ModuleEntryPoint (\r
273 IN EFILDRHANDOFF *Handoff\r
274 )\r
275{\r
276 DxeInit(Handoff);\r
277 return EFI_SUCCESS;\r
278}\r
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