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Diffstat (limited to 'EDK/Foundation/Library/EdkIIGlueLib/Library/PeiMemoryAllocationLib')
5 files changed, 1282 insertions, 0 deletions
diff --git a/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiMemoryAllocationLib/EdkIIGluePeiMemoryAllocationLib.cif b/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiMemoryAllocationLib/EdkIIGluePeiMemoryAllocationLib.cif new file mode 100644 index 0000000..cb5fddf --- /dev/null +++ b/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiMemoryAllocationLib/EdkIIGluePeiMemoryAllocationLib.cif @@ -0,0 +1,11 @@ +<component> + name = "EdkIIGluePeiMemoryAllocationLib" + category = ModulePart + LocalRoot = "Edk\Foundation\Library\EdkIIGlueLib\Library\PeiMemoryAllocationLib" + RefName = "EdkIIGluePeiMemoryAllocationLib" +[files] +"EdkIIGluePeiMemoryAllocationLib.sdl" +"EdkIIGluePeiMemoryAllocationLib.mak" +"PeiMemoryAllocationLib.inf" +"MemoryAllocationLib.c" +<endComponent> diff --git a/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiMemoryAllocationLib/EdkIIGluePeiMemoryAllocationLib.mak b/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiMemoryAllocationLib/EdkIIGluePeiMemoryAllocationLib.mak new file mode 100644 index 0000000..9d15d3a --- /dev/null +++ b/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiMemoryAllocationLib/EdkIIGluePeiMemoryAllocationLib.mak @@ -0,0 +1,80 @@ +#********************************************************************** +#********************************************************************** +#** ** +#** (C)Copyright 1985-2009, American Megatrends, Inc. ** +#** ** +#** All Rights Reserved. ** +#** ** +#** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 ** +#** ** +#** Phone: (770)-246-8600 ** +#** ** +#********************************************************************** +#********************************************************************** + +#********************************************************************** +# $Header: /Alaska/SOURCE/Modules/SharkBayRefCodes/IntelEDK/EdkIIGlue/EdkIIGluePeiMemoryAllocationLib/EdkIIGluePeiMemoryAllocationLib.mak 1 1/20/12 3:56a Jeffch $ +# +# $Revision: 1 $ +# +# $Date: 1/20/12 3:56a $ +#********************************************************************** +# Revision History +# ---------------- +# $Log: /Alaska/SOURCE/Modules/SharkBayRefCodes/IntelEDK/EdkIIGlue/EdkIIGluePeiMemoryAllocationLib/EdkIIGluePeiMemoryAllocationLib.mak $ +# +# 1 1/20/12 3:56a Jeffch +# Create Intel EDK 1117 Patch 7. +# +# 1 9/27/11 6:19a Wesleychen +# Intel EDK initially releases. +# +# 1 9/18/09 1:57a Iminglin +# +#********************************************************************** +#<AMI_FHDR_START> +# +# Name: EdkIIGluePeiMemoryAllocationLib.mak +# +# Description: +# +#<AMI_FHDR_END> +#********************************************************************** + + +$(EdkIIGluePeiMemoryAllocationLib_LIB) : EdkIIGluePeiMemoryAllocationLib + +EdkIIGluePeiMemoryAllocationLib : $(BUILD_DIR)\EdkIIGluePeiMemoryAllocationLib.mak EdkIIGluePeiMemoryAllocationLibBin + +$(BUILD_DIR)\EdkIIGluePeiMemoryAllocationLib.mak : $(EdkIIGluePeiMemoryAllocationLib_DIR)\$(@B).cif $(EdkIIGluePeiMemoryAllocationLib_DIR)\$(@B).mak $(BUILD_RULES) + $(CIF2MAK) $(EdkIIGluePeiMemoryAllocationLib_DIR)\$(@B).cif $(CIF2MAK_DEFAULTS) + +EdkIIGluePeiMemoryAllocationLibBin : $(EdkIIGlueBaseMemoryLib_LIB) $(EdkIIGluePeiServicesTablePointerLibMm7_LIB) +!IF "$(x64_BUILD)"=="1" + $(MAKE) /$(MAKEFLAGS) $(EDKIIGLUE_DEFAULTS)\ + BUILD_DIR=$(BUILD_DIR)\ + /f $(BUILD_DIR)\EdkIIGluePeiMemoryAllocationLib.mak all\ + TYPE=LIBRARY "PARAMETERS=LIBRARY_NAME=$$(EdkIIGluePeiMemoryAllocationLib_LIB)" + $(MAKE) /$(MAKEFLAGS) $(EDKIIGLUE_DEFAULTS)\ + BUILD_DIR=$(BUILD_DIR)\IA32\ + /f $(BUILD_DIR)\EdkIIGluePeiMemoryAllocationLib.mak all\ + TYPE=PEI_LIBRARY "PARAMETERS=LIBRARY_NAME=$$(EdkIIGluePeiMemoryAllocationLib_LIB)" +!ELSE + $(MAKE) /$(MAKEFLAGS) $(EDKIIGLUE_DEFAULTS)\ + BUILD_DIR=$(BUILD_DIR)\ + /f $(BUILD_DIR)\EdkIIGluePeiMemoryAllocationLib.mak all\ + TYPE=LIBRARY "PARAMETERS=LIBRARY_NAME=$$(EdkIIGluePeiMemoryAllocationLib_LIB)" +!ENDIF +#********************************************************************** +#********************************************************************** +#** ** +#** (C)Copyright 1985-2009, American Megatrends, Inc. ** +#** ** +#** All Rights Reserved. ** +#** ** +#** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 ** +#** ** +#** Phone: (770)-246-8600 ** +#** ** +#********************************************************************** +#**********************************************************************
\ No newline at end of file diff --git a/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiMemoryAllocationLib/EdkIIGluePeiMemoryAllocationLib.sdl b/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiMemoryAllocationLib/EdkIIGluePeiMemoryAllocationLib.sdl new file mode 100644 index 0000000..d382d83 --- /dev/null +++ b/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiMemoryAllocationLib/EdkIIGluePeiMemoryAllocationLib.sdl @@ -0,0 +1,26 @@ +TOKEN + Name = "EdkIIGluePeiMemoryAllocationLib_SUPPORT" + Value = "1" + Help = "Main switch to enable EdkIIGluePeiMemoryAllocationLib support in Project" + TokenType = Boolean + TargetEQU = Yes + TargetMAK = Yes + Master = Yes +End + +TOKEN + Name = "EdkIIGluePeiMemoryAllocationLib_LIB" + Value = "$$(LIB_BUILD_DIR)\EdkIIGluePeiMemoryAllocationLib.lib" + TokenType = Expression + TargetMAK = Yes +End + +PATH + Name = "EdkIIGluePeiMemoryAllocationLib_DIR" +End + +MODULE + Help = "Includes EdkIIGluePeiMemoryAllocationLib.mak to Project" + File = "EdkIIGluePeiMemoryAllocationLib.mak" +End + diff --git a/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiMemoryAllocationLib/MemoryAllocationLib.c b/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiMemoryAllocationLib/MemoryAllocationLib.c new file mode 100644 index 0000000..50ff6ff --- /dev/null +++ b/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiMemoryAllocationLib/MemoryAllocationLib.c @@ -0,0 +1,1080 @@ +/*++ + +Copyright (c) 2004 - 2006, 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. + + +Module Name: + + MemoryAllocationLib.c + +Abstract: + + Support routines for memory allocation routines for use with drivers. + +--*/ + +#include "EdkIIGluePeim.h" + +/** + Allocates one or more 4KB pages of a certain memory type. + + Allocates the number of 4KB pages of a certain memory type and returns a pointer to the allocated + buffer. The buffer returned is aligned on a 4KB boundary. If Pages is 0, then NULL is returned. + If there is not enough memory remaining to satisfy the request, then NULL is returned. + + @param MemoryType The type of memory to allocate. + @param Pages The number of 4 KB pages to allocate. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +InternalAllocatePages ( + IN EFI_MEMORY_TYPE MemoryType, + IN UINTN Pages + ) +{ + EFI_STATUS Status; + EFI_PHYSICAL_ADDRESS Memory; + EFI_PEI_SERVICES **PeiServices; + + if (Pages == 0) { + return NULL; + } + + PeiServices = GetPeiServicesTablePointer (); + Status = ((*PeiServices)->AllocatePages) (PeiServices, MemoryType, Pages, &Memory); + if (EFI_ERROR (Status)) { + Memory = 0; + } + return (VOID *) (UINTN) Memory; +} + +/** + Allocates one or more 4KB pages of type EfiBootServicesData. + + Allocates the number of 4KB pages of type EfiBootServicesData and returns a pointer to the + allocated buffer. The buffer returned is aligned on a 4KB boundary. If Pages is 0, then NULL + is returned. If there is not enough memory remaining to satisfy the request, then NULL is + returned. + + @param Pages The number of 4 KB pages to allocate. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +GlueAllocatePages ( + IN UINTN Pages + ) +{ + return InternalAllocatePages (EfiBootServicesData, Pages); +} + +/** + Allocates one or more 4KB pages of type EfiRuntimeServicesData. + + Allocates the number of 4KB pages of type EfiRuntimeServicesData and returns a pointer to the + allocated buffer. The buffer returned is aligned on a 4KB boundary. If Pages is 0, then NULL + is returned. If there is not enough memory remaining to satisfy the request, then NULL is + returned. + + @param Pages The number of 4 KB pages to allocate. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateRuntimePages ( + IN UINTN Pages + ) +{ + return InternalAllocatePages (EfiRuntimeServicesData, Pages); +} + +/** + Allocates one or more 4KB pages of type EfiReservedMemoryType. + + Allocates the number of 4KB pages of type EfiReservedMemoryType and returns a pointer to the + allocated buffer. The buffer returned is aligned on a 4KB boundary. If Pages is 0, then NULL + is returned. If there is not enough memory remaining to satisfy the request, then NULL is + returned. + + @param Pages The number of 4 KB pages to allocate. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateReservedPages ( + IN UINTN Pages + ) +{ + return InternalAllocatePages (EfiReservedMemoryType, Pages); +} + +/** + Frees one or more 4KB pages that were previously allocated with one of the page allocation + functions in the Memory Allocation Library. + + Frees the number of 4KB pages specified by Pages from the buffer specified by Buffer. Buffer + must have been allocated on a previous call to the page allocation services of the Memory + Allocation Library. + If Buffer was not allocated with a page allocation function in the Memory Allocation Library, + then ASSERT(). + If Pages is zero, then ASSERT(). + + @param Buffer Pointer to the buffer of pages to free. + @param Pages The number of 4 KB pages to free. + +**/ +VOID +EFIAPI +GlueFreePages ( + IN VOID *Buffer, + IN UINTN Pages + ) +{ + // + // PEI phase does not support to free pages, so leave it as NOP. + // +} + +/** + Allocates one or more 4KB pages of a certain memory type at a specified alignment. + + Allocates the number of 4KB pages specified by Pages of a certain memory type with an alignment + specified by Alignment. The allocated buffer is returned. If Pages is 0, then NULL is returned. + If there is not enough memory at the specified alignment remaining to satisfy the request, then + NULL is returned. + If Alignment is not a power of two and Alignment is not zero, then ASSERT(). + + @param MemoryType The type of memory to allocate. + @param Pages The number of 4 KB pages to allocate. + @param Alignment The requested alignment of the allocation. Must be a power of two. + If Alignment is zero, then byte alignment is used. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +InternalAllocateAlignedPages ( + IN EFI_MEMORY_TYPE MemoryType, + IN UINTN Pages, + IN UINTN Alignment + ) +{ + VOID *Memory; + UINTN AlignmentMask; + + // + // Alignment must be a power of two or zero. + // + ASSERT ((Alignment & (Alignment - 1)) == 0); + + if (Pages == 0) { + return NULL; + } + // + // Make sure that Pages plus EFI_SIZE_TO_PAGES (Alignment) does not overflow. + // + ASSERT (Pages <= (MAX_ADDRESS - EFI_SIZE_TO_PAGES (Alignment))); + // + // We would rather waste some memory to save PEI code size. + // + Memory = InternalAllocatePages (MemoryType, Pages + EFI_SIZE_TO_PAGES (Alignment)); + if (Alignment == 0) { + AlignmentMask = Alignment; + } else { + AlignmentMask = Alignment - 1; + } + return (VOID *) (UINTN) (((UINTN) Memory + AlignmentMask) & ~AlignmentMask); +} + +/** + Allocates one or more 4KB pages of type EfiBootServicesData at a specified alignment. + + Allocates the number of 4KB pages specified by Pages of type EfiBootServicesData with an + alignment specified by Alignment. The allocated buffer is returned. If Pages is 0, then NULL is + returned. If there is not enough memory at the specified alignment remaining to satisfy the + request, then NULL is returned. + If Alignment is not a power of two and Alignment is not zero, then ASSERT(). + + @param Pages The number of 4 KB pages to allocate. + @param Alignment The requested alignment of the allocation. Must be a power of two. + If Alignment is zero, then byte alignment is used. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateAlignedPages ( + IN UINTN Pages, + IN UINTN Alignment + ) +{ + return InternalAllocateAlignedPages (EfiBootServicesData, Pages, Alignment); +} + +/** + Allocates one or more 4KB pages of type EfiRuntimeServicesData at a specified alignment. + + Allocates the number of 4KB pages specified by Pages of type EfiRuntimeServicesData with an + alignment specified by Alignment. The allocated buffer is returned. If Pages is 0, then NULL is + returned. If there is not enough memory at the specified alignment remaining to satisfy the + request, then NULL is returned. + If Alignment is not a power of two and Alignment is not zero, then ASSERT(). + + @param Pages The number of 4 KB pages to allocate. + @param Alignment The requested alignment of the allocation. Must be a power of two. + If Alignment is zero, then byte alignment is used. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateAlignedRuntimePages ( + IN UINTN Pages, + IN UINTN Alignment + ) +{ + return InternalAllocateAlignedPages (EfiRuntimeServicesData, Pages, Alignment); +} + +/** + Allocates one or more 4KB pages of type EfiReservedMemoryType at a specified alignment. + + Allocates the number of 4KB pages specified by Pages of type EfiReservedMemoryType with an + alignment specified by Alignment. The allocated buffer is returned. If Pages is 0, then NULL is + returned. If there is not enough memory at the specified alignment remaining to satisfy the + request, then NULL is returned. + If Alignment is not a power of two and Alignment is not zero, then ASSERT(). + + @param Pages The number of 4 KB pages to allocate. + @param Alignment The requested alignment of the allocation. Must be a power of two. + If Alignment is zero, then byte alignment is used. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateAlignedReservedPages ( + IN UINTN Pages, + IN UINTN Alignment + ) +{ + return InternalAllocateAlignedPages (EfiReservedMemoryType, Pages, Alignment); +} + +/** + Frees one or more 4KB pages that were previously allocated with one of the aligned page + allocation functions in the Memory Allocation Library. + + Frees the number of 4KB pages specified by Pages from the buffer specified by Buffer. Buffer + must have been allocated on a previous call to the aligned page allocation services of the Memory + Allocation Library. + If Buffer was not allocated with an aligned page allocation function in the Memory Allocation + Library, then ASSERT(). + If Pages is zero, then ASSERT(). + + @param Buffer Pointer to the buffer of pages to free. + @param Pages The number of 4 KB pages to free. + +**/ +VOID +EFIAPI +FreeAlignedPages ( + IN VOID *Buffer, + IN UINTN Pages + ) +{ + // + // PEI phase does not support to free pages, so leave it as NOP. + // +} + +/** + Allocates a buffer of a certain pool type. + + Allocates the number bytes specified by AllocationSize of a certain pool type and returns a + pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is + returned. If there is not enough memory remaining to satisfy the request, then NULL is returned. + + @param MemoryType The type of memory to allocate. + @param AllocationSize The number of bytes to allocate. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +InternalAllocatePool ( + IN EFI_MEMORY_TYPE MemoryType, + IN UINTN AllocationSize + ) +{ + // + // If we need lots of small runtime/reserved memory type from PEI in the future, + // we can consider providing a more complex algorithm that allocates runtime pages and + // provide pool allocations from those pages. + // + return InternalAllocatePages (MemoryType, EFI_SIZE_TO_PAGES (AllocationSize)); +} + +/** + Allocates a buffer of type EfiBootServicesData. + + Allocates the number bytes specified by AllocationSize of type EfiBootServicesData and returns a + pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is + returned. If there is not enough memory remaining to satisfy the request, then NULL is returned. + + @param AllocationSize The number of bytes to allocate. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +GlueAllocatePool ( + IN UINTN AllocationSize + ) +{ + EFI_STATUS Status; + EFI_PEI_SERVICES **PeiServices; + VOID *Buffer; + + PeiServices = GetPeiServicesTablePointer (); + + Status = ((*PeiServices)->AllocatePool) (PeiServices, AllocationSize, &Buffer); + if (EFI_ERROR (Status)) { + Buffer = NULL; + } + return Buffer; +} + +/** + Allocates a buffer of type EfiRuntimeServicesData. + + Allocates the number bytes specified by AllocationSize of type EfiRuntimeServicesData and returns + a pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is + returned. If there is not enough memory remaining to satisfy the request, then NULL is returned. + + @param AllocationSize The number of bytes to allocate. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateRuntimePool ( + IN UINTN AllocationSize + ) +{ + return InternalAllocatePool (EfiRuntimeServicesData, AllocationSize); +} + +/** + Allocates a buffer of type EfieservedMemoryType. + + Allocates the number bytes specified by AllocationSize of type EfieservedMemoryType and returns + a pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is + returned. If there is not enough memory remaining to satisfy the request, then NULL is returned. + + @param AllocationSize The number of bytes to allocate. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateReservedPool ( + IN UINTN AllocationSize + ) +{ + return InternalAllocatePool (EfiReservedMemoryType, AllocationSize); +} + +/** + Allocates and zeros a buffer of a certian pool type. + + Allocates the number bytes specified by AllocationSize of a certian pool type, clears the buffer + with zeros, and returns a pointer to the allocated buffer. If AllocationSize is 0, then a valid + buffer of 0 size is returned. If there is not enough memory remaining to satisfy the request, + then NULL is returned. + + @param PoolType The type of memory to allocate. + @param AllocationSize The number of bytes to allocate and zero. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +InternalAllocateZeroPool ( + IN EFI_MEMORY_TYPE PoolType, + IN UINTN AllocationSize + ) +{ + VOID *Memory; + + Memory = InternalAllocatePool (PoolType, AllocationSize); + if (Memory != NULL) { + Memory = ZeroMem (Memory, AllocationSize); + } + return Memory; +} + +/** + Allocates and zeros a buffer of type EfiBootServicesData. + + Allocates the number bytes specified by AllocationSize of type EfiBootServicesData, clears the + buffer with zeros, and returns a pointer to the allocated buffer. If AllocationSize is 0, then a + valid buffer of 0 size is returned. If there is not enough memory remaining to satisfy the + request, then NULL is returned. + + @param AllocationSize The number of bytes to allocate and zero. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +GlueAllocateZeroPool ( + IN UINTN AllocationSize + ) +{ + VOID *Memory; + + Memory = AllocatePool (AllocationSize); + if (Memory != NULL) { + Memory = ZeroMem (Memory, AllocationSize); + } + return Memory; +} + +/** + Allocates and zeros a buffer of type EfiRuntimeServicesData. + + Allocates the number bytes specified by AllocationSize of type EfiRuntimeServicesData, clears the + buffer with zeros, and returns a pointer to the allocated buffer. If AllocationSize is 0, then a + valid buffer of 0 size is returned. If there is not enough memory remaining to satisfy the + request, then NULL is returned. + + @param AllocationSize The number of bytes to allocate and zero. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateRuntimeZeroPool ( + IN UINTN AllocationSize + ) +{ + return InternalAllocateZeroPool (EfiRuntimeServicesData, AllocationSize); +} + +/** + Allocates and zeros a buffer of type EfiReservedMemoryType. + + Allocates the number bytes specified by AllocationSize of type EfiReservedMemoryType, clears the + buffer with zeros, and returns a pointer to the allocated buffer. If AllocationSize is 0, then a + valid buffer of 0 size is returned. If there is not enough memory remaining to satisfy the + request, then NULL is returned. + + @param AllocationSize The number of bytes to allocate and zero. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateReservedZeroPool ( + IN UINTN AllocationSize + ) +{ + return InternalAllocateZeroPool (EfiReservedMemoryType, AllocationSize); +} + +/** + Copies a buffer to an allocated buffer of a certian pool type. + + Allocates the number bytes specified by AllocationSize of a certian pool type, copies + AllocationSize bytes from Buffer to the newly allocated buffer, and returns a pointer to the + allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned. If there + is not enough memory remaining to satisfy the request, then NULL is returned. + If Buffer is NULL, then ASSERT(). + If AllocationSize is greater than (MAX_ADDRESS ?Buffer + 1), then ASSERT(). + + @param PoolType The type of pool to allocate. + @param AllocationSize The number of bytes to allocate and zero. + @param Buffer The buffer to copy to the allocated buffer. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +InternalAllocateCopyPool ( + IN EFI_MEMORY_TYPE PoolType, + IN UINTN AllocationSize, + IN CONST VOID *Buffer + ) +{ + VOID *Memory; + + ASSERT (Buffer != NULL); + ASSERT (AllocationSize <= (MAX_ADDRESS - (UINTN) Buffer + 1)); + + Memory = InternalAllocatePool (PoolType, AllocationSize); + if (Memory != NULL) { + Memory = CopyMem (Memory, Buffer, AllocationSize); + } + return Memory; +} + +/** + Copies a buffer to an allocated buffer of type EfiBootServicesData. + + Allocates the number bytes specified by AllocationSize of type EfiBootServicesData, copies + AllocationSize bytes from Buffer to the newly allocated buffer, and returns a pointer to the + allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned. If there + is not enough memory remaining to satisfy the request, then NULL is returned. + If Buffer is NULL, then ASSERT(). + If AllocationSize is greater than (MAX_ADDRESS ?Buffer + 1), then ASSERT(). + + @param AllocationSize The number of bytes to allocate and zero. + @param Buffer The buffer to copy to the allocated buffer. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +GlueAllocateCopyPool ( + IN UINTN AllocationSize, + IN CONST VOID *Buffer + ) +{ + VOID *Memory; + + ASSERT (Buffer != NULL); + ASSERT (AllocationSize <= (MAX_ADDRESS - (UINTN) Buffer + 1)); + + Memory = AllocatePool (AllocationSize); + if (Memory != NULL) { + Memory = CopyMem (Memory, Buffer, AllocationSize); + } + return Memory; +} + +/** + Copies a buffer to an allocated buffer of type EfiRuntimeServicesData. + + Allocates the number bytes specified by AllocationSize of type EfiRuntimeServicesData, copies + AllocationSize bytes from Buffer to the newly allocated buffer, and returns a pointer to the + allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned. If there + is not enough memory remaining to satisfy the request, then NULL is returned. + If Buffer is NULL, then ASSERT(). + If AllocationSize is greater than (MAX_ADDRESS ?Buffer + 1), then ASSERT(). + + @param AllocationSize The number of bytes to allocate and zero. + @param Buffer The buffer to copy to the allocated buffer. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateRuntimeCopyPool ( + IN UINTN AllocationSize, + IN CONST VOID *Buffer + ) +{ + return InternalAllocateCopyPool (EfiRuntimeServicesData, AllocationSize, Buffer); +} + +/** + Copies a buffer to an allocated buffer of type EfiReservedMemoryType. + + Allocates the number bytes specified by AllocationSize of type EfiReservedMemoryType, copies + AllocationSize bytes from Buffer to the newly allocated buffer, and returns a pointer to the + allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned. If there + is not enough memory remaining to satisfy the request, then NULL is returned. + If Buffer is NULL, then ASSERT(). + If AllocationSize is greater than (MAX_ADDRESS ?Buffer + 1), then ASSERT(). + + @param AllocationSize The number of bytes to allocate and zero. + @param Buffer The buffer to copy to the allocated buffer. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateReservedCopyPool ( + IN UINTN AllocationSize, + IN CONST VOID *Buffer + ) +{ + return InternalAllocateCopyPool (EfiReservedMemoryType, AllocationSize, Buffer); +} + +/** + Frees a buffer that was previously allocated with one of the pool allocation functions in the + Memory Allocation Library. + + Frees the buffer specified by Buffer. Buffer must have been allocated on a previous call to the + pool allocation services of the Memory Allocation Library. + If Buffer was not allocated with a pool allocation function in the Memory Allocation Library, + then ASSERT(). + + @param Buffer Pointer to the buffer to free. + +**/ +VOID +EFIAPI +GlueFreePool ( + IN VOID *Buffer + ) +{ + // + // PEI phase does not support to free pool, so leave it as NOP. + // +} + +/** + Allocates a buffer of a certain pool type at a specified alignment. + + Allocates the number bytes specified by AllocationSize of a certain pool type with an alignment + specified by Alignment. The allocated buffer is returned. If AllocationSize is 0, then a valid + buffer of 0 size is returned. If there is not enough memory at the specified alignment remaining + to satisfy the request, then NULL is returned. + If Alignment is not a power of two and Alignment is not zero, then ASSERT(). + + @param PoolType The type of pool to allocate. + @param AllocationSize The number of bytes to allocate. + @param Alignment The requested alignment of the allocation. Must be a power of two. If Alignment is zero, then byte alignment is used. + If Alignment is zero, then byte alignment is used. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +InternalAllocateAlignedPool ( + IN EFI_MEMORY_TYPE PoolType, + IN UINTN AllocationSize, + IN UINTN Alignment + ) +{ + VOID *RawAddress; + UINTN AlignedAddress; + UINTN AlignmentMask; + + // + // Alignment must be a power of two or zero. + // + ASSERT ((Alignment & (Alignment - 1)) == 0); + + if (Alignment == 0) { + AlignmentMask = Alignment; + } else { + AlignmentMask = Alignment - 1; + } + // + // Make sure that AllocationSize plus AlignmentMask does not overflow. + // + ASSERT (AllocationSize <= (MAX_ADDRESS - AlignmentMask)); + + RawAddress = InternalAllocatePool (PoolType, AllocationSize + AlignmentMask); + + AlignedAddress = ((UINTN) RawAddress + AlignmentMask) & ~AlignmentMask; + + return (VOID *) AlignedAddress; +} + +/** + Allocates a buffer of type EfiBootServicesData at a specified alignment. + + Allocates the number bytes specified by AllocationSize of type EfiBootServicesData with an + alignment specified by Alignment. The allocated buffer is returned. If AllocationSize is 0, + then a valid buffer of 0 size is returned. If there is not enough memory at the specified + alignment remaining to satisfy the request, then NULL is returned. + If Alignment is not a power of two and Alignment is not zero, then ASSERT(). + + @param AllocationSize The number of bytes to allocate. + @param Alignment The requested alignment of the allocation. Must be a power of two. + If Alignment is zero, then byte alignment is used. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateAlignedPool ( + IN UINTN AllocationSize, + IN UINTN Alignment + ) +{ + VOID *RawAddress; + UINTN AlignedAddress; + UINTN AlignmentMask; + + // + // Alignment must be a power of two or zero. + // + ASSERT ((Alignment & (Alignment - 1)) == 0); + + if (Alignment == 0) { + AlignmentMask = Alignment; + } else { + AlignmentMask = Alignment - 1; + } + + // + // Make sure that AllocationSize plus AlignmentMask does not overflow. + // + ASSERT (AllocationSize <= (MAX_ADDRESS - AlignmentMask)); + + RawAddress = AllocatePool (AllocationSize + AlignmentMask); + + AlignedAddress = ((UINTN) RawAddress + AlignmentMask) & ~AlignmentMask; + + return (VOID *) AlignedAddress; +} + +/** + Allocates a buffer of type EfiRuntimeServicesData at a specified alignment. + + Allocates the number bytes specified by AllocationSize of type EfiRuntimeServicesData with an + alignment specified by Alignment. The allocated buffer is returned. If AllocationSize is 0, + then a valid buffer of 0 size is returned. If there is not enough memory at the specified + alignment remaining to satisfy the request, then NULL is returned. + If Alignment is not a power of two and Alignment is not zero, then ASSERT(). + + @param AllocationSize The number of bytes to allocate. + @param Alignment The requested alignment of the allocation. Must be a power of two. + If Alignment is zero, then byte alignment is used. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateAlignedRuntimePool ( + IN UINTN AllocationSize, + IN UINTN Alignment + ) +{ + return InternalAllocateAlignedPool (EfiRuntimeServicesData, AllocationSize, Alignment); +} + +/** + Allocates a buffer of type EfieservedMemoryType at a specified alignment. + + Allocates the number bytes specified by AllocationSize of type EfieservedMemoryType with an + alignment specified by Alignment. The allocated buffer is returned. If AllocationSize is 0, + then a valid buffer of 0 size is returned. If there is not enough memory at the specified + alignment remaining to satisfy the request, then NULL is returned. + If Alignment is not a power of two and Alignment is not zero, then ASSERT(). + + @param AllocationSize The number of bytes to allocate. + @param Alignment The requested alignment of the allocation. Must be a power of two. + If Alignment is zero, then byte alignment is used. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateAlignedReservedPool ( + IN UINTN AllocationSize, + IN UINTN Alignment + ) +{ + return InternalAllocateAlignedPool (EfiReservedMemoryType, AllocationSize, Alignment); +} + +/** + Allocates and zeros a buffer of a certain pool type at a specified alignment. + + Allocates the number bytes specified by AllocationSize of a certain pool type with an alignment + specified by Alignment, clears the buffer with zeros, and returns a pointer to the allocated + buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned. If there is not + enough memory at the specified alignment remaining to satisfy the request, then NULL is returned. + If Alignment is not a power of two and Alignment is not zero, then ASSERT(). + + @param PoolType The type of pool to allocate. + @param AllocationSize The number of bytes to allocate. + @param Alignment The requested alignment of the allocation. Must be a power of two. + If Alignment is zero, then byte alignment is used. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +InternalAllocateAlignedZeroPool ( + IN EFI_MEMORY_TYPE PoolType, + IN UINTN AllocationSize, + IN UINTN Alignment + ) +{ + VOID *Memory; + + Memory = InternalAllocateAlignedPool (PoolType, AllocationSize, Alignment); + if (Memory != NULL) { + Memory = ZeroMem (Memory, AllocationSize); + } + return Memory; +} + +/** + Allocates and zeros a buffer of type EfiBootServicesData at a specified alignment. + + Allocates the number bytes specified by AllocationSize of type EfiBootServicesData with an + alignment specified by Alignment, clears the buffer with zeros, and returns a pointer to the + allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned. If there + is not enough memory at the specified alignment remaining to satisfy the request, then NULL is + returned. + If Alignment is not a power of two and Alignment is not zero, then ASSERT(). + + @param AllocationSize The number of bytes to allocate. + @param Alignment The requested alignment of the allocation. Must be a power of two. + If Alignment is zero, then byte alignment is used. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateAlignedZeroPool ( + IN UINTN AllocationSize, + IN UINTN Alignment + ) +{ + VOID *Memory; + + Memory = AllocateAlignedPool (AllocationSize, Alignment); + if (Memory != NULL) { + Memory = ZeroMem (Memory, AllocationSize); + } + return Memory; +} + +/** + Allocates and zeros a buffer of type EfiRuntimeServicesData at a specified alignment. + + Allocates the number bytes specified by AllocationSize of type EfiRuntimeServicesData with an + alignment specified by Alignment, clears the buffer with zeros, and returns a pointer to the + allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned. If there + is not enough memory at the specified alignment remaining to satisfy the request, then NULL is + returned. + If Alignment is not a power of two and Alignment is not zero, then ASSERT(). + + @param AllocationSize The number of bytes to allocate. + @param Alignment The requested alignment of the allocation. Must be a power of two. + If Alignment is zero, then byte alignment is used. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateAlignedRuntimeZeroPool ( + IN UINTN AllocationSize, + IN UINTN Alignment + ) +{ + return InternalAllocateAlignedZeroPool (EfiRuntimeServicesData, AllocationSize, Alignment); +} + +/** + Allocates and zeros a buffer of type EfieservedMemoryType at a specified alignment. + + Allocates the number bytes specified by AllocationSize of type EfieservedMemoryType with an + alignment specified by Alignment, clears the buffer with zeros, and returns a pointer to the + allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is returned. If there + is not enough memory at the specified alignment remaining to satisfy the request, then NULL is + returned. + If Alignment is not a power of two and Alignment is not zero, then ASSERT(). + + @param AllocationSize The number of bytes to allocate. + @param Alignment The requested alignment of the allocation. Must be a power of two. + If Alignment is zero, then byte alignment is used. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateAlignedReservedZeroPool ( + IN UINTN AllocationSize, + IN UINTN Alignment + ) +{ + return InternalAllocateAlignedZeroPool (EfiReservedMemoryType, AllocationSize, Alignment); +} + +/** + Copies a buffer to an allocated buffer of a certain pool type at a specified alignment. + + Allocates the number bytes specified by AllocationSize of a certain pool type with an alignment + specified by Alignment. The allocated buffer is returned. If AllocationSize is 0, then a valid + buffer of 0 size is returned. If there is not enough memory at the specified alignment remaining + to satisfy the request, then NULL is returned. + If Alignment is not a power of two and Alignment is not zero, then ASSERT(). + + @param PoolType The type of pool to allocate. + @param AllocationSize The number of bytes to allocate. + @param Buffer The buffer to copy to the allocated buffer. + @param Alignment The requested alignment of the allocation. Must be a power of two. + If Alignment is zero, then byte alignment is used. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +InternalAllocateAlignedCopyPool ( + IN EFI_MEMORY_TYPE PoolType, + IN UINTN AllocationSize, + IN CONST VOID *Buffer, + IN UINTN Alignment + ) +{ + VOID *Memory; + + ASSERT (Buffer != NULL); + ASSERT (AllocationSize <= (MAX_ADDRESS - (UINTN) Buffer + 1)); + + Memory = InternalAllocateAlignedPool (PoolType, AllocationSize, Alignment); + if (Memory != NULL) { + Memory = CopyMem (Memory, Buffer, AllocationSize); + } + return Memory; +} + +/** + Copies a buffer to an allocated buffer of type EfiBootServicesData at a specified alignment. + + Allocates the number bytes specified by AllocationSize of type EfiBootServicesData type with an + alignment specified by Alignment. The allocated buffer is returned. If AllocationSize is 0, + then a valid buffer of 0 size is returned. If there is not enough memory at the specified + alignment remaining to satisfy the request, then NULL is returned. + If Alignment is not a power of two and Alignment is not zero, then ASSERT(). + + @param AllocationSize The number of bytes to allocate. + @param Buffer The buffer to copy to the allocated buffer. + @param Alignment The requested alignment of the allocation. Must be a power of two. + If Alignment is zero, then byte alignment is used. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateAlignedCopyPool ( + IN UINTN AllocationSize, + IN CONST VOID *Buffer, + IN UINTN Alignment + ) +{ + VOID *Memory; + + ASSERT (Buffer != NULL); + ASSERT (AllocationSize <= (MAX_ADDRESS - (UINTN) Buffer + 1)); + + Memory = AllocateAlignedPool (AllocationSize, Alignment); + if (Memory != NULL) { + Memory = CopyMem (Memory, Buffer, AllocationSize); + } + return Memory; +} + +/** + Copies a buffer to an allocated buffer of type EfiRuntimeServicesData at a specified alignment. + + Allocates the number bytes specified by AllocationSize of type EfiRuntimeServicesData type with an + alignment specified by Alignment. The allocated buffer is returned. If AllocationSize is 0, + then a valid buffer of 0 size is returned. If there is not enough memory at the specified + alignment remaining to satisfy the request, then NULL is returned. + If Alignment is not a power of two and Alignment is not zero, then ASSERT(). + + @param AllocationSize The number of bytes to allocate. + @param Buffer The buffer to copy to the allocated buffer. + @param Alignment The requested alignment of the allocation. Must be a power of two. + If Alignment is zero, then byte alignment is used. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateAlignedRuntimeCopyPool ( + IN UINTN AllocationSize, + IN CONST VOID *Buffer, + IN UINTN Alignment + ) +{ + return InternalAllocateAlignedCopyPool (EfiRuntimeServicesData, AllocationSize, Buffer, Alignment); +} + +/** + Copies a buffer to an allocated buffer of type EfiReservedMemoryType at a specified alignment. + + Allocates the number bytes specified by AllocationSize of type EfiReservedMemoryType type with an + alignment specified by Alignment. The allocated buffer is returned. If AllocationSize is 0, + then a valid buffer of 0 size is returned. If there is not enough memory at the specified + alignment remaining to satisfy the request, then NULL is returned. + If Alignment is not a power of two and Alignment is not zero, then ASSERT(). + + @param AllocationSize The number of bytes to allocate. + @param Buffer The buffer to copy to the allocated buffer. + @param Alignment The requested alignment of the allocation. Must be a power of two. + If Alignment is zero, then byte alignment is used. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateAlignedReservedCopyPool ( + IN UINTN AllocationSize, + IN CONST VOID *Buffer, + IN UINTN Alignment + ) +{ + return InternalAllocateAlignedCopyPool (EfiReservedMemoryType, AllocationSize, Buffer, Alignment); +} + +/** + Frees a buffer that was previously allocated with one of the aligned pool allocation functions + in the Memory Allocation Library. + + Frees the buffer specified by Buffer. Buffer must have been allocated on a previous call to the + aligned pool allocation services of the Memory Allocation Library. + If Buffer was not allocated with an aligned pool allocation function in the Memory Allocation + Library, then ASSERT(). + + @param Buffer Pointer to the buffer to free. + +**/ +VOID +EFIAPI +FreeAlignedPool ( + IN VOID *Buffer + ) +{ + // + // PEI phase does not support to free pool, so leave it as NOP. + // +} diff --git a/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiMemoryAllocationLib/PeiMemoryAllocationLib.inf b/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiMemoryAllocationLib/PeiMemoryAllocationLib.inf new file mode 100644 index 0000000..f576bc5 --- /dev/null +++ b/EDK/Foundation/Library/EdkIIGlueLib/Library/PeiMemoryAllocationLib/PeiMemoryAllocationLib.inf @@ -0,0 +1,85 @@ +#/*++ +# +# Copyright (c) 2004 - 2006, 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. +# +# Module Name: +# +# PeiMemoryAllocationLib.inf +# +# Abstract: +# +# Component description file for PeiMemoryAllocationLib. +# +#--*/ + +[defines] +BASE_NAME = EdkIIGluePeiMemoryAllocationLib +COMPONENT_TYPE = LIBRARY + +[sources.common] + MemoryAllocationLib.c + +[sources.ia32] + + +[sources.x64] + + +[sources.ipf] + + +[sources.ebc] + + +[includes.common] + . + ..\..\Include + ..\..\include\Library + $(EDK_SOURCE)\Foundation + $(EDK_SOURCE)\Foundation\Include\Pei + $(EDK_SOURCE)\Foundation\Framework + $(EDK_SOURCE)\Foundation\Efi + $(EDK_SOURCE)\Foundation\Include + $(EDK_SOURCE)\Foundation\Efi\Include + $(EDK_SOURCE)\Foundation\Framework\Include + $(EDK_SOURCE)\Foundation\Include\IndustryStandard + $(EDK_SOURCE)\Foundation\Core\Dxe + $(EDK_SOURCE)\Foundation\Library\Dxe\Include + $(EDK_SOURCE)\Foundation\Cpu\Pentium\Include + +[libraries.common] + EdkIIGlueBaseMemoryLib + EdkIIGluePeiServicesTablePointerLibMm7 +# +# If necessary, EdkIIGluePeiSerivcesTablePointerLib can be used to +# replaced EdkIIGluePeiServicesTablePointerLibMm7 +# + +[libraries.ia32] + + +[libraries.x64] + + +[nmake.common] + C_FLAGS = $(C_FLAGS) /D EDKII_GLUE_LIBRARY_IMPLEMENTATION + LIB_STD_FLAGS = /NOLOGO /IGNORE:4006 + +[nmake.ia32] + C_FLAGS = $(C_FLAGS) /D MDE_CPU_IA32 + +[nmake.x64] + C_FLAGS = $(C_FLAGS) /D MDE_CPU_X64 + +[nmake.ipf] + C_FLAGS = $(C_FLAGS) /D MDE_CPU_IPF + +[nmake.ebc] + C_FLAGS = $(C_FLAGS) /D MDE_CPU_EBC
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