/** @file\r
HOB Library.\r
\r
- Copyright (c) 2006, Intel Corporation<BR>\r
+ Copyright (c) 2006 - 2007, Intel Corporation<BR>\r
All rights reserved. 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
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: HobLib.c\r
-\r
**/\r
\r
\r
+#include <PiPei.h>\r
+\r
+#include <Guid/MemoryAllocationHob.h>\r
+\r
+#include <Library/HobLib.h>\r
+#include <Library/DebugLib.h>\r
+#include <Library/PeiServicesLib.h>\r
+#include <Library/BaseMemoryLib.h>\r
\r
/**\r
Returns the pointer to the HOB list.\r
return GetNextGuidHob (Guid, HobList);\r
}\r
\r
+/**\r
+ Get the Boot Mode from the HOB list.\r
+\r
+ This function returns the system boot mode information from the \r
+ PHIT HOB in HOB list.\r
+\r
+ @param VOID\r
+\r
+ @return The Boot Mode.\r
+\r
+**/\r
+EFI_BOOT_MODE\r
+EFIAPI\r
+GetBootModeHob (\r
+ VOID\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ EFI_BOOT_MODE BootMode;\r
+\r
+ Status = PeiServicesGetBootMode (&BootMode);\r
+ ASSERT_EFI_ERROR (Status);\r
+\r
+ return BootMode;\r
+}\r
+\r
/**\r
Adds a new HOB to the HOB List.\r
\r
@return The address of new HOB.\r
\r
**/\r
+STATIC\r
VOID *\r
InternalPeiCreateHob (\r
IN UINT16 Type,\r
@param ModuleName The GUID File Name of the module.\r
@param MemoryAllocationModule The 64 bit physical address of the module.\r
@param ModuleLength The length of the module in bytes.\r
- @param EntryPoint The 64 bit physical address of the module\92s entry point.\r
+ @param EntryPoint The 64 bit physical address of the module's entry point.\r
\r
**/\r
VOID\r
{\r
EFI_HOB_MEMORY_ALLOCATION_MODULE *Hob;\r
\r
+ ASSERT (((MemoryAllocationModule & (EFI_PAGE_SIZE - 1)) == 0) &&\r
+ ((ModuleLength & (EFI_PAGE_SIZE - 1)) == 0));\r
+\r
Hob = InternalPeiCreateHob (EFI_HOB_TYPE_MEMORY_ALLOCATION, sizeof (EFI_HOB_MEMORY_ALLOCATION_MODULE));\r
\r
CopyGuid (&(Hob->MemoryAllocationHeader.Name), &gEfiHobMemoryAllocModuleGuid);\r
Hob->MemoryAllocationHeader.MemoryLength = ModuleLength;\r
Hob->MemoryAllocationHeader.MemoryType = EfiBootServicesCode;\r
\r
+ //\r
+ // Zero the reserved space to match HOB spec\r
+ //\r
+ ZeroMem (Hob->MemoryAllocationHeader.Reserved, sizeof (Hob->MemoryAllocationHeader.Reserved));\r
+ \r
CopyGuid (&Hob->ModuleName, ModuleName);\r
Hob->EntryPoint = EntryPoint;\r
}\r
Hob->Length = Length;\r
}\r
\r
+/**\r
+ Builds a EFI_HOB_TYPE_FV2 HOB.\r
+\r
+ This function builds a EFI_HOB_TYPE_FV2 HOB.\r
+ It can only be invoked during PEI phase;\r
+ for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r
+ If there is no additional space for HOB creation, then ASSERT().\r
+\r
+ @param BaseAddress The base address of the Firmware Volume.\r
+ @param Length The size of the Firmware Volume in bytes.\r
+ @param FvName The name of the Firmware Volume.\r
+ @param FileName The name of the file.\r
+ \r
+**/\r
+VOID\r
+EFIAPI\r
+BuildFv2Hob (\r
+ IN EFI_PHYSICAL_ADDRESS BaseAddress,\r
+ IN UINT64 Length,\r
+ IN CONST EFI_GUID *FvName,\r
+ IN CONST EFI_GUID *FileName\r
+ )\r
+{\r
+ EFI_HOB_FIRMWARE_VOLUME2 *Hob;\r
+\r
+ Hob = InternalPeiCreateHob (EFI_HOB_TYPE_FV2, sizeof (EFI_HOB_FIRMWARE_VOLUME2));\r
+\r
+ Hob->BaseAddress = BaseAddress;\r
+ Hob->Length = Length;\r
+ CopyGuid (&Hob->FvName, FvName);\r
+ CopyGuid (&Hob->FileName, FileName);\r
+}\r
+\r
/**\r
Builds a Capsule Volume HOB.\r
\r
IN UINT64 Length\r
)\r
{\r
- EFI_HOB_CAPSULE_VOLUME *Hob;\r
-\r
- Hob = InternalPeiCreateHob (EFI_HOB_TYPE_CV, sizeof (EFI_HOB_CAPSULE_VOLUME));\r
-\r
- Hob->BaseAddress = BaseAddress;\r
- Hob->Length = Length;\r
+ ASSERT (FALSE);\r
}\r
\r
/**\r
\r
Hob->SizeOfMemorySpace = SizeOfMemorySpace;\r
Hob->SizeOfIoSpace = SizeOfIoSpace;\r
+\r
+ //\r
+ // Zero the reserved space to match HOB spec\r
+ //\r
+ ZeroMem (Hob->Reserved, sizeof (Hob->Reserved)); \r
}\r
\r
/**\r
{\r
EFI_HOB_MEMORY_ALLOCATION_STACK *Hob;\r
\r
+ ASSERT (((BaseAddress & (EFI_PAGE_SIZE - 1)) == 0) &&\r
+ ((Length & (EFI_PAGE_SIZE - 1)) == 0));\r
+\r
Hob = InternalPeiCreateHob (EFI_HOB_TYPE_MEMORY_ALLOCATION, sizeof (EFI_HOB_MEMORY_ALLOCATION_STACK));\r
\r
CopyGuid (&(Hob->AllocDescriptor.Name), &gEfiHobMemoryAllocStackGuid);\r
Hob->AllocDescriptor.MemoryBaseAddress = BaseAddress;\r
Hob->AllocDescriptor.MemoryLength = Length;\r
- Hob->AllocDescriptor.MemoryType = EfiConventionalMemory;\r
+ Hob->AllocDescriptor.MemoryType = EfiBootServicesData;\r
+\r
+ //\r
+ // Zero the reserved space to match HOB spec\r
+ //\r
+ ZeroMem (Hob->AllocDescriptor.Reserved, sizeof (Hob->AllocDescriptor.Reserved));\r
}\r
\r
/**\r
{\r
EFI_HOB_MEMORY_ALLOCATION_BSP_STORE *Hob;\r
\r
+ ASSERT (((BaseAddress & (EFI_PAGE_SIZE - 1)) == 0) &&\r
+ ((Length & (EFI_PAGE_SIZE - 1)) == 0));\r
+\r
Hob = InternalPeiCreateHob (EFI_HOB_TYPE_MEMORY_ALLOCATION, sizeof (EFI_HOB_MEMORY_ALLOCATION_BSP_STORE));\r
\r
CopyGuid (&(Hob->AllocDescriptor.Name), &gEfiHobMemoryAllocBspStoreGuid);\r
Hob->AllocDescriptor.MemoryBaseAddress = BaseAddress;\r
Hob->AllocDescriptor.MemoryLength = Length;\r
Hob->AllocDescriptor.MemoryType = MemoryType;\r
+\r
+ //\r
+ // Zero the reserved space to match HOB spec\r
+ //\r
+ ZeroMem (Hob->AllocDescriptor.Reserved, sizeof (Hob->AllocDescriptor.Reserved));\r
}\r
\r
/**\r
{\r
EFI_HOB_MEMORY_ALLOCATION *Hob;\r
\r
+ ASSERT (((BaseAddress & (EFI_PAGE_SIZE - 1)) == 0) &&\r
+ ((Length & (EFI_PAGE_SIZE - 1)) == 0));\r
+ \r
Hob = InternalPeiCreateHob (EFI_HOB_TYPE_MEMORY_ALLOCATION, sizeof (EFI_HOB_MEMORY_ALLOCATION));\r
-\r
+ \r
ZeroMem (&(Hob->AllocDescriptor.Name), sizeof (EFI_GUID));\r
Hob->AllocDescriptor.MemoryBaseAddress = BaseAddress;\r
Hob->AllocDescriptor.MemoryLength = Length;\r
Hob->AllocDescriptor.MemoryType = MemoryType;\r
+ //\r
+ // Zero the reserved space to match HOB spec\r
+ //\r
+ ZeroMem (Hob->AllocDescriptor.Reserved, sizeof (Hob->AllocDescriptor.Reserved));\r
}\r
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