diff options
Diffstat (limited to 'MdePkg/Library/PeiMemoryAllocationLib/MemoryAllocationLib.c')
| -rw-r--r-- | MdePkg/Library/PeiMemoryAllocationLib/MemoryAllocationLib.c | 427 |
1 files changed, 0 insertions, 427 deletions
diff --git a/MdePkg/Library/PeiMemoryAllocationLib/MemoryAllocationLib.c b/MdePkg/Library/PeiMemoryAllocationLib/MemoryAllocationLib.c index 9f22b0e4ef..09c90cb1b0 100644 --- a/MdePkg/Library/PeiMemoryAllocationLib/MemoryAllocationLib.c +++ b/MdePkg/Library/PeiMemoryAllocationLib/MemoryAllocationLib.c @@ -22,7 +22,6 @@ #include <Library/BaseMemoryLib.h>
#include <Library/DebugLib.h>
-#include "MemoryAllocationLibInternals.h"
/**
Allocates one or more 4KB pages of a certain memory type.
@@ -650,432 +649,6 @@ FreePool ( //
}
-/**
- 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.
- //
-}
-
/**
Frees buffer that were previously allocated with one of the
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