diff options
Diffstat (limited to 'IntelFrameworkPkg')
| -rw-r--r-- | IntelFrameworkPkg/IntelFrameworkPkg.dsc | 1 | ||||
| -rw-r--r-- | IntelFrameworkPkg/Library/PeiHobLibFramework/HobLib.c | 652 | ||||
| -rw-r--r-- | IntelFrameworkPkg/Library/PeiHobLibFramework/PeiHobLibFramework.inf | 61 |
3 files changed, 714 insertions, 0 deletions
diff --git a/IntelFrameworkPkg/IntelFrameworkPkg.dsc b/IntelFrameworkPkg/IntelFrameworkPkg.dsc index 4f910f9..2d098f9 100644 --- a/IntelFrameworkPkg/IntelFrameworkPkg.dsc +++ b/IntelFrameworkPkg/IntelFrameworkPkg.dsc @@ -77,4 +77,5 @@ IntelFrameworkPkg/Library/FrameworkIfrSupportLib/IfrSupportLib.inf
IntelFrameworkPkg/Library/PeiSmbusLibSmbusPpi/PeiSmbusLibSmbusPpi.inf
IntelFrameworkPkg/Library/HiiLibFramework/HiiLibFramework.inf
+ IntelFrameworkPkg/Library/PeiHobLibFramework/PeiHobLibFramework.inf
diff --git a/IntelFrameworkPkg/Library/PeiHobLibFramework/HobLib.c b/IntelFrameworkPkg/Library/PeiHobLibFramework/HobLib.c new file mode 100644 index 0000000..1e8b85c --- /dev/null +++ b/IntelFrameworkPkg/Library/PeiHobLibFramework/HobLib.c @@ -0,0 +1,652 @@ +/** @file
+ Instance of HOB Library using PEI Services.
+
+ HOB Library implementation that uses PEI Services to retrieve the HOB List.
+ This library instance uses EFI_HOB_TYPE_CV defined in Intel framework HOB specification v0.9
+ to implement HobLib BuildCvHob() API.
+
+Copyright (c) 2007 - 2009, Intel Corporation<BR>
+All rights reserved. This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include <PiPei.h>
+#include <FrameworkPei.h>
+
+#include <Guid/MemoryAllocationHob.h>
+
+#include <Library/HobLib.h>
+#include <Library/DebugLib.h>
+#include <Library/PeiServicesLib.h>
+#include <Library/BaseMemoryLib.h>
+
+/**
+ Returns the pointer to the HOB list.
+
+ This function returns the pointer to first HOB in the list.
+ For PEI phase, the PEI service GetHobList() can be used to retrieve the pointer
+ to the HOB list. For the DXE phase, the HOB list pointer can be retrieved through
+ the EFI System Table by looking up theHOB list GUID in the System Configuration Table.
+ Since the System Configuration Table does not exist that the time the DXE Core is
+ launched, the DXE Core uses a global variable from the DXE Core Entry Point Library
+ to manage the pointer to the HOB list.
+
+ If the pointer to the HOB list is NULL, then ASSERT().
+
+ @return The pointer to the HOB list.
+
+**/
+VOID *
+EFIAPI
+GetHobList (
+ VOID
+ )
+{
+ EFI_STATUS Status;
+ VOID *HobList;
+
+ Status = PeiServicesGetHobList (&HobList);
+ ASSERT_EFI_ERROR (Status);
+ ASSERT (HobList != NULL);
+
+ return HobList;
+}
+
+/**
+ Returns the next instance of a HOB type from the starting HOB.
+
+ This function searches the first instance of a HOB type from the starting HOB pointer.
+ If there does not exist such HOB type from the starting HOB pointer, it will return NULL.
+ In contrast with macro GET_NEXT_HOB(), this function does not skip the starting HOB pointer
+ unconditionally: it returns HobStart back if HobStart itself meets the requirement;
+ caller is required to use GET_NEXT_HOB() if it wishes to skip current HobStart.
+
+ If HobStart is NULL, then ASSERT().
+
+ @param Type The HOB type to return.
+ @param HobStart The starting HOB pointer to search from.
+
+ @return The next instance of a HOB type from the starting HOB.
+
+**/
+VOID *
+EFIAPI
+GetNextHob (
+ IN UINT16 Type,
+ IN CONST VOID *HobStart
+ )
+{
+ EFI_PEI_HOB_POINTERS Hob;
+
+ ASSERT (HobStart != NULL);
+
+ Hob.Raw = (UINT8 *) HobStart;
+ //
+ // Parse the HOB list until end of list or matching type is found.
+ //
+ while (!END_OF_HOB_LIST (Hob)) {
+ if (Hob.Header->HobType == Type) {
+ return Hob.Raw;
+ }
+ Hob.Raw = GET_NEXT_HOB (Hob);
+ }
+ return NULL;
+}
+
+/**
+ Returns the first instance of a HOB type among the whole HOB list.
+
+ This function searches the first instance of a HOB type among the whole HOB list.
+ If there does not exist such HOB type in the HOB list, it will return NULL.
+
+ If the pointer to the HOB list is NULL, then ASSERT().
+
+ @param Type The HOB type to return.
+
+ @return The next instance of a HOB type from the starting HOB.
+
+**/
+VOID *
+EFIAPI
+GetFirstHob (
+ IN UINT16 Type
+ )
+{
+ VOID *HobList;
+
+ HobList = GetHobList ();
+ return GetNextHob (Type, HobList);
+}
+
+/**
+ Returns the next instance of the matched GUID HOB from the starting HOB.
+
+ This function searches the first instance of a HOB from the starting HOB pointer.
+ Such HOB should satisfy two conditions:
+ its HOB type is EFI_HOB_TYPE_GUID_EXTENSION and its GUID Name equals to the input Guid.
+ If there does not exist such HOB from the starting HOB pointer, it will return NULL.
+ Caller is required to apply GET_GUID_HOB_DATA () and GET_GUID_HOB_DATA_SIZE ()
+ to extract the data section and its size info respectively.
+ In contrast with macro GET_NEXT_HOB(), this function does not skip the starting HOB pointer
+ unconditionally: it returns HobStart back if HobStart itself meets the requirement;
+ caller is required to use GET_NEXT_HOB() if it wishes to skip current HobStart.
+
+ If Guid is NULL, then ASSERT().
+ If HobStart is NULL, then ASSERT().
+
+ @param Guid The GUID to match with in the HOB list.
+ @param HobStart A pointer to a Guid.
+
+ @return The next instance of the matched GUID HOB from the starting HOB.
+
+**/
+VOID *
+EFIAPI
+GetNextGuidHob (
+ IN CONST EFI_GUID *Guid,
+ IN CONST VOID *HobStart
+ )
+{
+ EFI_PEI_HOB_POINTERS GuidHob;
+
+ GuidHob.Raw = (UINT8 *) HobStart;
+ while ((GuidHob.Raw = GetNextHob (EFI_HOB_TYPE_GUID_EXTENSION, GuidHob.Raw)) != NULL) {
+ if (CompareGuid (Guid, &GuidHob.Guid->Name)) {
+ break;
+ }
+ GuidHob.Raw = GET_NEXT_HOB (GuidHob);
+ }
+ return GuidHob.Raw;
+}
+
+/**
+ Returns the first instance of the matched GUID HOB among the whole HOB list.
+
+ This function searches the first instance of a HOB among the whole HOB list.
+ Such HOB should satisfy two conditions:
+ its HOB type is EFI_HOB_TYPE_GUID_EXTENSION and its GUID Name equals to the input Guid.
+ If there does not exist such HOB from the starting HOB pointer, it will return NULL.
+ Caller is required to apply GET_GUID_HOB_DATA () and GET_GUID_HOB_DATA_SIZE ()
+ to extract the data section and its size info respectively.
+
+ If the pointer to the HOB list is NULL, then ASSERT().
+ If Guid is NULL, then ASSERT().
+
+ @param Guid The GUID to match with in the HOB list.
+
+ @return The first instance of the matched GUID HOB among the whole HOB list.
+
+**/
+VOID *
+EFIAPI
+GetFirstGuidHob (
+ IN CONST EFI_GUID *Guid
+ )
+{
+ VOID *HobList;
+
+ HobList = GetHobList ();
+ return GetNextGuidHob (Guid, HobList);
+}
+
+/**
+ Get the system boot mode from the HOB list.
+
+ This function returns the system boot mode information from the
+ PHIT HOB in HOB list.
+
+ If the pointer to the HOB list is NULL, then ASSERT().
+
+ @param VOID
+
+ @return The Boot Mode.
+
+**/
+EFI_BOOT_MODE
+EFIAPI
+GetBootModeHob (
+ VOID
+ )
+{
+ EFI_STATUS Status;
+ EFI_BOOT_MODE BootMode;
+
+ Status = PeiServicesGetBootMode (&BootMode);
+ ASSERT_EFI_ERROR (Status);
+
+ return BootMode;
+}
+
+/**
+ Adds a new HOB to the HOB List.
+
+ This internal function enables PEIMs to create various types of HOBs.
+
+ @param Type Type of the new HOB.
+ @param Length Length of the new HOB to allocate.
+
+ @return The address of new HOB.
+
+**/
+VOID *
+EFIAPI
+InternalPeiCreateHob (
+ IN UINT16 Type,
+ IN UINT16 Length
+ )
+{
+ EFI_STATUS Status;
+ VOID *Hob;
+
+ Status = PeiServicesCreateHob (Type, Length, &Hob);
+ //
+ // Assume the process of HOB building is always successful.
+ //
+ ASSERT_EFI_ERROR (Status);
+ return Hob;
+}
+
+/**
+ Builds a HOB for a loaded PE32 module.
+
+ This function builds a HOB for a loaded PE32 module.
+ It can only be invoked during PEI phase;
+ for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.
+
+ If ModuleName is NULL, then ASSERT().
+ If there is no additional space for HOB creation, then ASSERT().
+
+ @param ModuleName The GUID File Name of the module.
+ @param MemoryAllocationModule The 64 bit physical address of the module.
+ @param ModuleLength The length of the module in bytes.
+ @param EntryPoint The 64 bit physical address of the module entry point.
+
+**/
+VOID
+EFIAPI
+BuildModuleHob (
+ IN CONST EFI_GUID *ModuleName,
+ IN EFI_PHYSICAL_ADDRESS MemoryAllocationModule,
+ IN UINT64 ModuleLength,
+ IN EFI_PHYSICAL_ADDRESS EntryPoint
+ )
+{
+ EFI_HOB_MEMORY_ALLOCATION_MODULE *Hob;
+
+ ASSERT (((MemoryAllocationModule & (EFI_PAGE_SIZE - 1)) == 0) &&
+ ((ModuleLength & (EFI_PAGE_SIZE - 1)) == 0));
+
+ Hob = InternalPeiCreateHob (EFI_HOB_TYPE_MEMORY_ALLOCATION, sizeof (EFI_HOB_MEMORY_ALLOCATION_MODULE));
+
+ CopyGuid (&(Hob->MemoryAllocationHeader.Name), &gEfiHobMemoryAllocModuleGuid);
+ Hob->MemoryAllocationHeader.MemoryBaseAddress = MemoryAllocationModule;
+ Hob->MemoryAllocationHeader.MemoryLength = ModuleLength;
+ Hob->MemoryAllocationHeader.MemoryType = EfiBootServicesCode;
+
+ //
+ // Zero the reserved space to match HOB spec
+ //
+ ZeroMem (Hob->MemoryAllocationHeader.Reserved, sizeof (Hob->MemoryAllocationHeader.Reserved));
+
+ CopyGuid (&Hob->ModuleName, ModuleName);
+ Hob->EntryPoint = EntryPoint;
+}
+
+/**
+ Builds a HOB that describes a chunk of system memory.
+
+ This function builds a HOB that describes a chunk of system memory.
+ It can only be invoked during PEI phase;
+ for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.
+
+ If there is no additional space for HOB creation, then ASSERT().
+
+ @param ResourceType The type of resource described by this HOB.
+ @param ResourceAttribute The resource attributes of the memory described by this HOB.
+ @param PhysicalStart The 64 bit physical address of memory described by this HOB.
+ @param NumberOfBytes The length of the memory described by this HOB in bytes.
+
+**/
+VOID
+EFIAPI
+BuildResourceDescriptorHob (
+ IN EFI_RESOURCE_TYPE ResourceType,
+ IN EFI_RESOURCE_ATTRIBUTE_TYPE ResourceAttribute,
+ IN EFI_PHYSICAL_ADDRESS PhysicalStart,
+ IN UINT64 NumberOfBytes
+ )
+{
+ EFI_HOB_RESOURCE_DESCRIPTOR *Hob;
+
+ Hob = InternalPeiCreateHob (EFI_HOB_TYPE_RESOURCE_DESCRIPTOR, sizeof (EFI_HOB_RESOURCE_DESCRIPTOR));
+
+ Hob->ResourceType = ResourceType;
+ Hob->ResourceAttribute = ResourceAttribute;
+ Hob->PhysicalStart = PhysicalStart;
+ Hob->ResourceLength = NumberOfBytes;
+}
+
+/**
+ Builds a customized HOB tagged with a GUID for identification and returns
+ the start address of GUID HOB data.
+
+ This function builds a customized HOB tagged with a GUID for identification
+ and returns the start address of GUID HOB data so that caller can fill the customized data.
+ The HOB Header and Name field is already stripped.
+ It can only be invoked during PEI phase;
+ for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.
+
+ If Guid is NULL, then ASSERT().
+ If there is no additional space for HOB creation, then ASSERT().
+ If DataLength >= (0x10000 - sizeof (EFI_HOB_GUID_TYPE)), then ASSERT().
+
+ @param Guid The GUID to tag the customized HOB.
+ @param DataLength The size of the data payload for the GUID HOB.
+
+ @return The start address of GUID HOB data.
+
+**/
+VOID *
+EFIAPI
+BuildGuidHob (
+ IN CONST EFI_GUID *Guid,
+ IN UINTN DataLength
+ )
+{
+ EFI_HOB_GUID_TYPE *Hob;
+
+ //
+ // Make sure that data length is not too long.
+ //
+ ASSERT (DataLength <= (0xffff - sizeof (EFI_HOB_GUID_TYPE)));
+
+ Hob = InternalPeiCreateHob (EFI_HOB_TYPE_GUID_EXTENSION, (UINT16) (sizeof (EFI_HOB_GUID_TYPE) + DataLength));
+ CopyGuid (&Hob->Name, Guid);
+ return Hob + 1;
+}
+
+/**
+ Builds a customized HOB tagged with a GUID for identification, copies the input data to the HOB
+ data field, and returns the start address of the GUID HOB data.
+
+ This function builds a customized HOB tagged with a GUID for identification and copies the input
+ data to the HOB data field and returns the start address of the GUID HOB data. It can only be
+ invoked during PEI phase; for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.
+ The HOB Header and Name field is already stripped.
+ It can only be invoked during PEI phase;
+ for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.
+
+ If Guid is NULL, then ASSERT().
+ If Data is NULL and DataLength > 0, then ASSERT().
+ If there is no additional space for HOB creation, then ASSERT().
+ If DataLength >= (0x10000 - sizeof (EFI_HOB_GUID_TYPE)), then ASSERT().
+
+ @param Guid The GUID to tag the customized HOB.
+ @param Data The data to be copied into the data field of the GUID HOB.
+ @param DataLength The size of the data payload for the GUID HOB.
+
+ @return The start address of GUID HOB data.
+
+**/
+VOID *
+EFIAPI
+BuildGuidDataHob (
+ IN CONST EFI_GUID *Guid,
+ IN VOID *Data,
+ IN UINTN DataLength
+ )
+{
+ VOID *HobData;
+
+ ASSERT (Data != NULL || DataLength == 0);
+
+ HobData = BuildGuidHob (Guid, DataLength);
+
+ return CopyMem (HobData, Data, DataLength);
+}
+
+/**
+ Builds a Firmware Volume HOB.
+
+ This function builds a Firmware Volume HOB.
+ It can only be invoked during PEI phase;
+ for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.
+
+ If there is no additional space for HOB creation, then ASSERT().
+
+ @param BaseAddress The base address of the Firmware Volume.
+ @param Length The size of the Firmware Volume in bytes.
+
+**/
+VOID
+EFIAPI
+BuildFvHob (
+ IN EFI_PHYSICAL_ADDRESS BaseAddress,
+ IN UINT64 Length
+ )
+{
+ EFI_HOB_FIRMWARE_VOLUME *Hob;
+
+ Hob = InternalPeiCreateHob (EFI_HOB_TYPE_FV, sizeof (EFI_HOB_FIRMWARE_VOLUME));
+
+ Hob->BaseAddress = BaseAddress;
+ Hob->Length = Length;
+}
+
+/**
+ Builds a EFI_HOB_TYPE_FV2 HOB.
+
+ This function builds a EFI_HOB_TYPE_FV2 HOB.
+ It can only be invoked during PEI phase;
+ for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.
+
+ If there is no additional space for HOB creation, then ASSERT().
+
+ @param BaseAddress The base address of the Firmware Volume.
+ @param Length The size of the Firmware Volume in bytes.
+ @param FvName The name of the Firmware Volume.
+ @param FileName The name of the file.
+
+**/
+VOID
+EFIAPI
+BuildFv2Hob (
+ IN EFI_PHYSICAL_ADDRESS BaseAddress,
+ IN UINT64 Length,
+ IN CONST EFI_GUID *FvName,
+ IN CONST EFI_GUID *FileName
+ )
+{
+ EFI_HOB_FIRMWARE_VOLUME2 *Hob;
+
+ Hob = InternalPeiCreateHob (EFI_HOB_TYPE_FV2, sizeof (EFI_HOB_FIRMWARE_VOLUME2));
+
+ Hob->BaseAddress = BaseAddress;
+ Hob->Length = Length;
+ CopyGuid (&Hob->FvName, FvName);
+ CopyGuid (&Hob->FileName, FileName);
+}
+
+/**
+ Builds a Capsule Volume HOB.
+
+ This function builds a Capsule Volume HOB.
+ It can only be invoked during PEI phase;
+ for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.
+
+ If there is no additional space for HOB creation, then ASSERT().
+
+ @param BaseAddress The base address of the Capsule Volume.
+ @param Length The size of the Capsule Volume in bytes.
+
+**/
+VOID
+EFIAPI
+BuildCvHob (
+ IN EFI_PHYSICAL_ADDRESS BaseAddress,
+ IN UINT64 Length
+ )
+{
+ EFI_HOB_CAPSULE_VOLUME *Hob;
+
+ Hob = InternalPeiCreateHob (EFI_HOB_TYPE_CV, sizeof (EFI_HOB_CAPSULE_VOLUME));
+
+ Hob->BaseAddress = BaseAddress;
+ Hob->Length = Length;
+}
+
+/**
+ Builds a HOB for the CPU.
+
+ This function builds a HOB for the CPU.
+ It can only be invoked during PEI phase;
+ for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.
+
+ If there is no additional space for HOB creation, then ASSERT().
+
+ @param SizeOfMemorySpace The maximum physical memory addressability of the processor.
+ @param SizeOfIoSpace The maximum physical I/O addressability of the processor.
+
+**/
+VOID
+EFIAPI
+BuildCpuHob (
+ IN UINT8 SizeOfMemorySpace,
+ IN UINT8 SizeOfIoSpace
+ )
+{
+ EFI_HOB_CPU *Hob;
+
+ Hob = InternalPeiCreateHob (EFI_HOB_TYPE_CPU, sizeof (EFI_HOB_CPU));
+
+ Hob->SizeOfMemorySpace = SizeOfMemorySpace;
+ Hob->SizeOfIoSpace = SizeOfIoSpace;
+
+ //
+ // Zero the reserved space to match HOB spec
+ //
+ ZeroMem (Hob->Reserved, sizeof (Hob->Reserved));
+}
+
+/**
+ Builds a HOB for the Stack.
+
+ This function builds a HOB for the stack.
+ It can only be invoked during PEI phase;
+ for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.
+
+ If there is no additional space for HOB creation, then ASSERT().
+
+ @param BaseAddress The 64 bit physical address of the Stack.
+ @param Length The length of the stack in bytes.
+
+**/
+VOID
+EFIAPI
+BuildStackHob (
+ IN EFI_PHYSICAL_ADDRESS BaseAddress,
+ IN UINT64 Length
+ )
+{
+ EFI_HOB_MEMORY_ALLOCATION_STACK *Hob;
+
+ ASSERT (((BaseAddress & (EFI_PAGE_SIZE - 1)) == 0) &&
+ ((Length & (EFI_PAGE_SIZE - 1)) == 0));
+
+ Hob = InternalPeiCreateHob (EFI_HOB_TYPE_MEMORY_ALLOCATION, sizeof (EFI_HOB_MEMORY_ALLOCATION_STACK));
+
+ CopyGuid (&(Hob->AllocDescriptor.Name), &gEfiHobMemoryAllocStackGuid);
+ Hob->AllocDescriptor.MemoryBaseAddress = BaseAddress;
+ Hob->AllocDescriptor.MemoryLength = Length;
+ Hob->AllocDescriptor.MemoryType = EfiBootServicesData;
+
+ //
+ // Zero the reserved space to match HOB spec
+ //
+ ZeroMem (Hob->AllocDescriptor.Reserved, sizeof (Hob->AllocDescriptor.Reserved));
+}
+
+/**
+ Builds a HOB for the BSP store.
+
+ This function builds a HOB for BSP store.
+ It can only be invoked during PEI phase;
+ for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.
+
+ If there is no additional space for HOB creation, then ASSERT().
+
+ @param BaseAddress The 64 bit physical address of the BSP.
+ @param Length The length of the BSP store in bytes.
+ @param MemoryType Type of memory allocated by this HOB.
+
+**/
+VOID
+EFIAPI
+BuildBspStoreHob (
+ IN EFI_PHYSICAL_ADDRESS BaseAddress,
+ IN UINT64 Length,
+ IN EFI_MEMORY_TYPE MemoryType
+ )
+{
+ EFI_HOB_MEMORY_ALLOCATION_BSP_STORE *Hob;
+
+ ASSERT (((BaseAddress & (EFI_PAGE_SIZE - 1)) == 0) &&
+ ((Length & (EFI_PAGE_SIZE - 1)) == 0));
+
+ Hob = InternalPeiCreateHob (EFI_HOB_TYPE_MEMORY_ALLOCATION, sizeof (EFI_HOB_MEMORY_ALLOCATION_BSP_STORE));
+
+ CopyGuid (&(Hob->AllocDescriptor.Name), &gEfiHobMemoryAllocBspStoreGuid);
+ Hob->AllocDescriptor.MemoryBaseAddress = BaseAddress;
+ Hob->AllocDescriptor.MemoryLength = Length;
+ Hob->AllocDescriptor.MemoryType = MemoryType;
+
+ //
+ // Zero the reserved space to match HOB spec
+ //
+ ZeroMem (Hob->AllocDescriptor.Reserved, sizeof (Hob->AllocDescriptor.Reserved));
+}
+
+/**
+ Builds a HOB for the memory allocation.
+
+ This function builds a HOB for the memory allocation.
+ It can only be invoked during PEI phase;
+ for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.
+
+ If there is no additional space for HOB creation, then ASSERT().
+
+ @param BaseAddress The 64 bit physical address of the memory.
+ @param Length The length of the memory allocation in bytes.
+ @param MemoryType Type of memory allocated by this HOB.
+
+**/
+VOID
+EFIAPI
+BuildMemoryAllocationHob (
+ IN EFI_PHYSICAL_ADDRESS BaseAddress,
+ IN UINT64 Length,
+ IN EFI_MEMORY_TYPE MemoryType
+ )
+{
+ EFI_HOB_MEMORY_ALLOCATION *Hob;
+
+ ASSERT (((BaseAddress & (EFI_PAGE_SIZE - 1)) == 0) &&
+ ((Length & (EFI_PAGE_SIZE - 1)) == 0));
+
+ Hob = InternalPeiCreateHob (EFI_HOB_TYPE_MEMORY_ALLOCATION, sizeof (EFI_HOB_MEMORY_ALLOCATION));
+
+ ZeroMem (&(Hob->AllocDescriptor.Name), sizeof (EFI_GUID));
+ Hob->AllocDescriptor.MemoryBaseAddress = BaseAddress;
+ Hob->AllocDescriptor.MemoryLength = Length;
+ Hob->AllocDescriptor.MemoryType = MemoryType;
+ //
+ // Zero the reserved space to match HOB spec
+ //
+ ZeroMem (Hob->AllocDescriptor.Reserved, sizeof (Hob->AllocDescriptor.Reserved));
+}
diff --git a/IntelFrameworkPkg/Library/PeiHobLibFramework/PeiHobLibFramework.inf b/IntelFrameworkPkg/Library/PeiHobLibFramework/PeiHobLibFramework.inf new file mode 100644 index 0000000..934b987 --- /dev/null +++ b/IntelFrameworkPkg/Library/PeiHobLibFramework/PeiHobLibFramework.inf @@ -0,0 +1,61 @@ +#/** @file
+# Instance of HOB Library using PEI Services.
+#
+# HOB Library implementation that uses PEI Services to retrieve the HOB List.
+# This library instance uses EFI_HOB_TYPE_CV defined in Intel framework HOB specification v0.9
+# to implement HobLib BuildCvHob() API.
+#
+# Copyright (c) 2006 - 2008, Intel Corporation
+#
+# All rights reserved. This program and the accompanying materials
+# are licensed and made available under the terms and conditions of the BSD License
+# which accompanies this distribution. The full text of the license may be found at
+# http://opensource.org/licenses/bsd-license.php
+# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+#
+#
+#**/
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = PeiHobLib
+ FILE_GUID = B6684612-6F5D-425d-952C-F462792EC00B
+ MODULE_TYPE = PEIM
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = HobLib|PEIM PEI_CORE SEC
+
+
+#
+# VALID_ARCHITECTURES = IA32 X64 IPF EBC (EBC is for build only)
+#
+
+[Sources.common]
+ HobLib.c
+
+
+[Packages]
+ MdePkg/MdePkg.dec
+ IntelFrameworkPkg/IntelFrameworkPkg.dec
+
+[LibraryClasses]
+ BaseMemoryLib
+ PeiServicesLib
+ DebugLib
+
+[Guids]
+ gEfiHobMemoryAllocStackGuid ## PRODUCES ## HOB
+ gEfiHobMemoryAllocBspStoreGuid ## PRODUCES ## HOB
+ gEfiHobMemoryAllocModuleGuid ## PRODUCES ## HOB
+
+#
+# [Hob]
+# RESOURCE_DESCRIPTOR ## PRODUCES
+# MEMORY_ALLOCATION ## PRODUCES
+# GUID_EXTENSION ## CONSUMES
+# GUID_EXTENSION ## PRODUCES
+# CPU ## PRODUCES
+# FV2 ## PRODUCES
+# FV ## PRODUCES
+#
+
|