diff options
author | Guo Mang <mang.guo@intel.com> | 2017-08-02 09:54:47 +0800 |
---|---|---|
committer | Guo Mang <mang.guo@intel.com> | 2017-09-05 19:45:08 +0800 |
commit | 6c128c65b5ec0e5b8b5a0ccb165f3afd29e485f8 (patch) | |
tree | 444372d92a0ae8991fe4d15eb3937df43690dfda /ArmPkg/Library/UncachedMemoryAllocationLib | |
parent | b207c6434d7a5a4502975d322312e07017e8a8cb (diff) | |
download | edk2-platforms-6c128c65b5ec0e5b8b5a0ccb165f3afd29e485f8.tar.xz |
Remove core packages since we can get them from edk2 repository
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Guo Mang <mang.guo@intel.com>
Diffstat (limited to 'ArmPkg/Library/UncachedMemoryAllocationLib')
-rw-r--r-- | ArmPkg/Library/UncachedMemoryAllocationLib/UncachedMemoryAllocationLib.c | 687 | ||||
-rw-r--r-- | ArmPkg/Library/UncachedMemoryAllocationLib/UncachedMemoryAllocationLib.inf | 43 |
2 files changed, 0 insertions, 730 deletions
diff --git a/ArmPkg/Library/UncachedMemoryAllocationLib/UncachedMemoryAllocationLib.c b/ArmPkg/Library/UncachedMemoryAllocationLib/UncachedMemoryAllocationLib.c deleted file mode 100644 index e70d8777d7..0000000000 --- a/ArmPkg/Library/UncachedMemoryAllocationLib/UncachedMemoryAllocationLib.c +++ /dev/null @@ -1,687 +0,0 @@ -/** @file
- UncachedMemoryAllocation lib that uses DXE Service to change cachability for
- a buffer.
-
- Copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>
- Copyright (c) 2014, AMR Ltd. All rights reserved.<BR>
-
- 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 <Base.h>
-#include <Library/BaseLib.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/DebugLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-#include <Library/UncachedMemoryAllocationLib.h>
-#include <Library/PcdLib.h>
-#include <Library/ArmLib.h>
-#include <Library/DxeServicesTableLib.h>
-
-VOID *
-UncachedInternalAllocatePages (
- IN EFI_MEMORY_TYPE MemoryType,
- IN UINTN Pages
- );
-
-VOID *
-UncachedInternalAllocateAlignedPages (
- IN EFI_MEMORY_TYPE MemoryType,
- IN UINTN Pages,
- IN UINTN Alignment
- );
-
-
-
-//
-// Assume all of memory has the same cache attributes, unless we do our magic
-//
-UINT64 gAttributes;
-
-typedef struct {
- EFI_PHYSICAL_ADDRESS Base;
- VOID *Allocation;
- UINTN Pages;
- EFI_MEMORY_TYPE MemoryType;
- BOOLEAN Allocated;
- LIST_ENTRY Link;
-} FREE_PAGE_NODE;
-
-STATIC LIST_ENTRY mPageList = INITIALIZE_LIST_HEAD_VARIABLE (mPageList);
-// Track the size of the non-allocated buffer in the linked-list
-STATIC UINTN mFreedBufferSize = 0;
-
-/**
- * This function firstly checks if the requested allocation can fit into one
- * of the previously allocated buffer.
- * If the requested allocation does not fit in the existing pool then
- * the function makes a new allocation.
- *
- * @param MemoryType Type of memory requested for the new allocation
- * @param Pages Number of requested page
- * @param Alignment Required alignment
- * @param Allocation Address of the newly allocated buffer
- *
- * @return EFI_SUCCESS If the function manage to allocate a buffer
- * @return !EFI_SUCCESS If the function did not manage to allocate a buffer
- */
-STATIC
-EFI_STATUS
-AllocatePagesFromList (
- IN EFI_MEMORY_TYPE MemoryType,
- IN UINTN Pages,
- IN UINTN Alignment,
- OUT VOID **Allocation
- )
-{
- EFI_STATUS Status;
- LIST_ENTRY *Link;
- FREE_PAGE_NODE *Node;
- FREE_PAGE_NODE *NewNode;
- UINTN AlignmentMask;
- EFI_PHYSICAL_ADDRESS Memory;
- EFI_GCD_MEMORY_SPACE_DESCRIPTOR Descriptor;
-
- // Alignment must be a power of two or zero.
- ASSERT ((Alignment & (Alignment - 1)) == 0);
-
- //
- // Look in our list for the smallest page that could satisfy the new allocation
- //
- NewNode = NULL;
- for (Link = mPageList.ForwardLink; Link != &mPageList; Link = Link->ForwardLink) {
- Node = BASE_CR (Link, FREE_PAGE_NODE, Link);
- if ((Node->Allocated == FALSE) && (Node->MemoryType == MemoryType)) {
- // We have a node that fits our requirements
- if (((UINTN)Node->Base & (Alignment - 1)) == 0) {
- // We found a page that matches the page size
- if (Node->Pages == Pages) {
- Node->Allocated = TRUE;
- Node->Allocation = (VOID*)(UINTN)Node->Base;
- *Allocation = Node->Allocation;
-
- // Update the size of the freed buffer
- mFreedBufferSize -= Pages * EFI_PAGE_SIZE;
- return EFI_SUCCESS;
- } else if (Node->Pages > Pages) {
- if (NewNode == NULL) {
- // It is the first node that could contain our new allocation
- NewNode = Node;
- } else if (NewNode->Pages > Node->Pages) {
- // This node offers a smaller number of page.
- NewNode = Node;
- }
- }
- }
- }
- }
- // Check if we have found a node that could contain our new allocation
- if (NewNode != NULL) {
- NewNode->Allocated = TRUE;
- Node->Allocation = (VOID*)(UINTN)Node->Base;
- *Allocation = Node->Allocation;
- return EFI_SUCCESS;
- }
-
- //
- // Otherwise, we need to allocate a new buffer
- //
-
- // We do not want to over-allocate in case the alignment requirement does not
- // require extra pages
- if (Alignment > EFI_PAGE_SIZE) {
- AlignmentMask = Alignment - 1;
- Pages += EFI_SIZE_TO_PAGES (Alignment);
- } else {
- AlignmentMask = 0;
- }
-
- Status = gBS->AllocatePages (AllocateAnyPages, MemoryType, Pages, &Memory);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- Status = gDS->GetMemorySpaceDescriptor (Memory, &Descriptor);
- if (!EFI_ERROR (Status)) {
- // We are making an assumption that all of memory has the same default attributes
- gAttributes = Descriptor.Attributes;
- } else {
- gBS->FreePages (Memory, Pages);
- return Status;
- }
-
- Status = gDS->SetMemorySpaceAttributes (Memory, EFI_PAGES_TO_SIZE (Pages), EFI_MEMORY_WC);
- if (EFI_ERROR (Status)) {
- gBS->FreePages (Memory, Pages);
- return Status;
- }
-
- NewNode = AllocatePool (sizeof (FREE_PAGE_NODE));
- if (NewNode == NULL) {
- ASSERT (FALSE);
- gBS->FreePages (Memory, Pages);
- return EFI_OUT_OF_RESOURCES;
- }
-
- NewNode->Base = Memory;
- NewNode->Allocation = (VOID*)(((UINTN)Memory + AlignmentMask) & ~AlignmentMask);
- NewNode->Pages = Pages;
- NewNode->Allocated = TRUE;
- NewNode->MemoryType = MemoryType;
-
- InsertTailList (&mPageList, &NewNode->Link);
-
- *Allocation = NewNode->Allocation;
- return EFI_SUCCESS;
-}
-
-/**
- * Free the memory allocation
- *
- * This function will actually try to find the allocation in the linked list.
- * And it will then mark the entry as freed.
- *
- * @param Allocation Base address of the buffer to free
- *
- * @return EFI_SUCCESS The allocation has been freed
- * @return EFI_NOT_FOUND The allocation was not found in the pool.
- * @return EFI_INVALID_PARAMETER If Allocation is NULL
- *
- */
-STATIC
-EFI_STATUS
-FreePagesFromList (
- IN VOID *Allocation
- )
-{
- LIST_ENTRY *Link;
- FREE_PAGE_NODE *Node;
-
- if (Allocation == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- for (Link = mPageList.ForwardLink; Link != &mPageList; Link = Link->ForwardLink) {
- Node = BASE_CR (Link, FREE_PAGE_NODE, Link);
- if ((UINTN)Node->Allocation == (UINTN)Allocation) {
- Node->Allocated = FALSE;
-
- // Update the size of the freed buffer
- mFreedBufferSize += Node->Pages * EFI_PAGE_SIZE;
-
- // If the size of the non-allocated reaches the threshold we raise a warning.
- // It might be an expected behaviour in some cases.
- // We might device to free some of these buffers later on.
- if (mFreedBufferSize > PcdGet64 (PcdArmFreeUncachedMemorySizeThreshold)) {
- DEBUG ((EFI_D_WARN, "Warning: The list of non-allocated buffer has reach the threshold.\n"));
- }
- return EFI_SUCCESS;
- }
- }
-
- return EFI_NOT_FOUND;
-}
-
-/**
- * This function is automatically invoked when the driver exits
- * It frees all the non-allocated memory buffer.
- * This function is not responsible to free allocated buffer (eg: case of memory leak,
- * runtime allocation).
- */
-EFI_STATUS
-EFIAPI
-UncachedMemoryAllocationLibDestructor (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
- )
-{
- LIST_ENTRY *Link;
- FREE_PAGE_NODE *OldNode;
-
- // Test if the list is empty
- Link = mPageList.ForwardLink;
- if (Link == &mPageList) {
- return EFI_SUCCESS;
- }
-
- // Free all the pages and nodes
- do {
- OldNode = BASE_CR (Link, FREE_PAGE_NODE, Link);
- // Point to the next entry
- Link = Link->ForwardLink;
-
- // We only free the non-allocated buffer
- if (OldNode->Allocated == FALSE) {
- gBS->FreePages ((EFI_PHYSICAL_ADDRESS)(UINTN)OldNode->Base, OldNode->Pages);
- RemoveEntryList (&OldNode->Link);
- FreePool (OldNode);
- }
- } while (Link != &mPageList);
-
- return EFI_SUCCESS;
-}
-
-/**
- Converts a cached or uncached address to a physical address suitable for use in SoC registers.
-
- @param VirtualAddress The pointer to convert.
-
- @return The physical address of the supplied virtual pointer.
-
-**/
-EFI_PHYSICAL_ADDRESS
-ConvertToPhysicalAddress (
- IN VOID *VirtualAddress
- )
-{
- return (EFI_PHYSICAL_ADDRESS)(UINTN)VirtualAddress;
-}
-
-
-VOID *
-UncachedInternalAllocatePages (
- IN EFI_MEMORY_TYPE MemoryType,
- IN UINTN Pages
- )
-{
- return UncachedInternalAllocateAlignedPages (MemoryType, Pages, EFI_PAGE_SIZE);
-}
-
-
-VOID *
-EFIAPI
-UncachedAllocatePages (
- IN UINTN Pages
- )
-{
- return UncachedInternalAllocatePages (EfiBootServicesData, Pages);
-}
-
-VOID *
-EFIAPI
-UncachedAllocateRuntimePages (
- IN UINTN Pages
- )
-{
- return UncachedInternalAllocatePages (EfiRuntimeServicesData, Pages);
-}
-
-VOID *
-EFIAPI
-UncachedAllocateReservedPages (
- IN UINTN Pages
- )
-{
- return UncachedInternalAllocatePages (EfiReservedMemoryType, Pages);
-}
-
-
-
-VOID
-EFIAPI
-UncachedFreePages (
- IN VOID *Buffer,
- IN UINTN Pages
- )
-{
- UncachedFreeAlignedPages (Buffer, Pages);
- return;
-}
-
-
-VOID *
-UncachedInternalAllocateAlignedPages (
- IN EFI_MEMORY_TYPE MemoryType,
- IN UINTN Pages,
- IN UINTN Alignment
- )
-{
- EFI_STATUS Status;
- VOID *Allocation;
-
- if (Pages == 0) {
- return NULL;
- }
-
- Allocation = NULL;
- Status = AllocatePagesFromList (MemoryType, Pages, Alignment, &Allocation);
- if (EFI_ERROR (Status)) {
- ASSERT_EFI_ERROR (Status);
- return NULL;
- } else {
- return Allocation;
- }
-}
-
-
-VOID
-EFIAPI
-UncachedFreeAlignedPages (
- IN VOID *Buffer,
- IN UINTN Pages
- )
-{
- FreePagesFromList (Buffer);
-}
-
-
-VOID *
-UncachedInternalAllocateAlignedPool (
- IN EFI_MEMORY_TYPE PoolType,
- IN UINTN AllocationSize,
- IN UINTN Alignment
- )
-{
- VOID *AlignedAddress;
-
- //
- // Alignment must be a power of two or zero.
- //
- ASSERT ((Alignment & (Alignment - 1)) == 0);
-
- if (Alignment < EFI_PAGE_SIZE) {
- Alignment = EFI_PAGE_SIZE;
- }
-
- AlignedAddress = UncachedInternalAllocateAlignedPages (PoolType, EFI_SIZE_TO_PAGES (AllocationSize), Alignment);
- if (AlignedAddress == NULL) {
- return NULL;
- }
-
- return (VOID *) AlignedAddress;
-}
-
-VOID *
-EFIAPI
-UncachedAllocateAlignedPool (
- IN UINTN AllocationSize,
- IN UINTN Alignment
- )
-{
- return UncachedInternalAllocateAlignedPool (EfiBootServicesData, AllocationSize, Alignment);
-}
-
-VOID *
-EFIAPI
-UncachedAllocateAlignedRuntimePool (
- IN UINTN AllocationSize,
- IN UINTN Alignment
- )
-{
- return UncachedInternalAllocateAlignedPool (EfiRuntimeServicesData, AllocationSize, Alignment);
-}
-
-VOID *
-EFIAPI
-UncachedAllocateAlignedReservedPool (
- IN UINTN AllocationSize,
- IN UINTN Alignment
- )
-{
- return UncachedInternalAllocateAlignedPool (EfiReservedMemoryType, AllocationSize, Alignment);
-}
-
-VOID *
-UncachedInternalAllocateAlignedZeroPool (
- IN EFI_MEMORY_TYPE PoolType,
- IN UINTN AllocationSize,
- IN UINTN Alignment
- )
-{
- VOID *Memory;
- Memory = UncachedInternalAllocateAlignedPool (PoolType, AllocationSize, Alignment);
- if (Memory != NULL) {
- Memory = ZeroMem (Memory, AllocationSize);
- }
- return Memory;
-}
-
-VOID *
-EFIAPI
-UncachedAllocateAlignedZeroPool (
- IN UINTN AllocationSize,
- IN UINTN Alignment
- )
-{
- return UncachedInternalAllocateAlignedZeroPool (EfiBootServicesData, AllocationSize, Alignment);
-}
-
-VOID *
-EFIAPI
-UncachedAllocateAlignedRuntimeZeroPool (
- IN UINTN AllocationSize,
- IN UINTN Alignment
- )
-{
- return UncachedInternalAllocateAlignedZeroPool (EfiRuntimeServicesData, AllocationSize, Alignment);
-}
-
-VOID *
-EFIAPI
-UncachedAllocateAlignedReservedZeroPool (
- IN UINTN AllocationSize,
- IN UINTN Alignment
- )
-{
- return UncachedInternalAllocateAlignedZeroPool (EfiReservedMemoryType, AllocationSize, Alignment);
-}
-
-VOID *
-UncachedInternalAllocateAlignedCopyPool (
- 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 = UncachedInternalAllocateAlignedPool (PoolType, AllocationSize, Alignment);
- if (Memory != NULL) {
- Memory = CopyMem (Memory, Buffer, AllocationSize);
- }
- return Memory;
-}
-
-VOID *
-EFIAPI
-UncachedAllocateAlignedCopyPool (
- IN UINTN AllocationSize,
- IN CONST VOID *Buffer,
- IN UINTN Alignment
- )
-{
- return UncachedInternalAllocateAlignedCopyPool (EfiBootServicesData, AllocationSize, Buffer, Alignment);
-}
-
-VOID *
-EFIAPI
-UncachedAllocateAlignedRuntimeCopyPool (
- IN UINTN AllocationSize,
- IN CONST VOID *Buffer,
- IN UINTN Alignment
- )
-{
- return UncachedInternalAllocateAlignedCopyPool (EfiRuntimeServicesData, AllocationSize, Buffer, Alignment);
-}
-
-VOID *
-EFIAPI
-UncachedAllocateAlignedReservedCopyPool (
- IN UINTN AllocationSize,
- IN CONST VOID *Buffer,
- IN UINTN Alignment
- )
-{
- return UncachedInternalAllocateAlignedCopyPool (EfiReservedMemoryType, AllocationSize, Buffer, Alignment);
-}
-
-VOID
-EFIAPI
-UncachedFreeAlignedPool (
- IN VOID *Allocation
- )
-{
- UncachedFreePages (Allocation, 0);
-}
-
-VOID *
-UncachedInternalAllocatePool (
- IN EFI_MEMORY_TYPE MemoryType,
- IN UINTN AllocationSize
- )
-{
- UINTN CacheLineLength = ArmDataCacheLineLength ();
- return UncachedInternalAllocateAlignedPool (MemoryType, AllocationSize, CacheLineLength);
-}
-
-VOID *
-EFIAPI
-UncachedAllocatePool (
- IN UINTN AllocationSize
- )
-{
- return UncachedInternalAllocatePool (EfiBootServicesData, AllocationSize);
-}
-
-VOID *
-EFIAPI
-UncachedAllocateRuntimePool (
- IN UINTN AllocationSize
- )
-{
- return UncachedInternalAllocatePool (EfiRuntimeServicesData, AllocationSize);
-}
-
-VOID *
-EFIAPI
-UncachedAllocateReservedPool (
- IN UINTN AllocationSize
- )
-{
- return UncachedInternalAllocatePool (EfiReservedMemoryType, AllocationSize);
-}
-
-VOID *
-UncachedInternalAllocateZeroPool (
- IN EFI_MEMORY_TYPE PoolType,
- IN UINTN AllocationSize
- )
-{
- VOID *Memory;
-
- Memory = UncachedInternalAllocatePool (PoolType, AllocationSize);
- if (Memory != NULL) {
- Memory = ZeroMem (Memory, AllocationSize);
- }
- return Memory;
-}
-
-VOID *
-EFIAPI
-UncachedAllocateZeroPool (
- IN UINTN AllocationSize
- )
-{
- return UncachedInternalAllocateZeroPool (EfiBootServicesData, AllocationSize);
-}
-
-VOID *
-EFIAPI
-UncachedAllocateRuntimeZeroPool (
- IN UINTN AllocationSize
- )
-{
- return UncachedInternalAllocateZeroPool (EfiRuntimeServicesData, AllocationSize);
-}
-
-VOID *
-EFIAPI
-UncachedAllocateReservedZeroPool (
- IN UINTN AllocationSize
- )
-{
- return UncachedInternalAllocateZeroPool (EfiReservedMemoryType, AllocationSize);
-}
-
-VOID *
-UncachedInternalAllocateCopyPool (
- 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 = UncachedInternalAllocatePool (PoolType, AllocationSize);
- if (Memory != NULL) {
- Memory = CopyMem (Memory, Buffer, AllocationSize);
- }
- return Memory;
-}
-
-VOID *
-EFIAPI
-UncachedAllocateCopyPool (
- IN UINTN AllocationSize,
- IN CONST VOID *Buffer
- )
-{
- return UncachedInternalAllocateCopyPool (EfiBootServicesData, AllocationSize, Buffer);
-}
-
-VOID *
-EFIAPI
-UncachedAllocateRuntimeCopyPool (
- IN UINTN AllocationSize,
- IN CONST VOID *Buffer
- )
-{
- return UncachedInternalAllocateCopyPool (EfiRuntimeServicesData, AllocationSize, Buffer);
-}
-
-VOID *
-EFIAPI
-UncachedAllocateReservedCopyPool (
- IN UINTN AllocationSize,
- IN CONST VOID *Buffer
- )
-{
- return UncachedInternalAllocateCopyPool (EfiReservedMemoryType, AllocationSize, Buffer);
-}
-
-VOID
-EFIAPI
-UncachedFreePool (
- IN VOID *Buffer
- )
-{
- UncachedFreeAlignedPool (Buffer);
-}
-
-VOID
-EFIAPI
-UncachedSafeFreePool (
- IN VOID *Buffer
- )
-{
- if (Buffer != NULL) {
- UncachedFreePool (Buffer);
- Buffer = NULL;
- }
-}
-
diff --git a/ArmPkg/Library/UncachedMemoryAllocationLib/UncachedMemoryAllocationLib.inf b/ArmPkg/Library/UncachedMemoryAllocationLib/UncachedMemoryAllocationLib.inf deleted file mode 100644 index 0a0b6cbcc8..0000000000 --- a/ArmPkg/Library/UncachedMemoryAllocationLib/UncachedMemoryAllocationLib.inf +++ /dev/null @@ -1,43 +0,0 @@ -#/** @file
-#
-# UncachedMemoryAllocation lib that uses DXE Service to change cachability for
-# a buffer.
-#
-# Copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>
-#
-# 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 = UncachedMemoryAllocationLib
- FILE_GUID = DC101A1A-7525-429B-84AF-EEAA630E576C
- MODULE_TYPE = DXE_DRIVER
- VERSION_STRING = 1.0
- LIBRARY_CLASS = UncachedMemoryAllocationLib
-
- DESTRUCTOR = UncachedMemoryAllocationLibDestructor
-
-[Sources.common]
- UncachedMemoryAllocationLib.c
-
-[Packages]
- ArmPkg/ArmPkg.dec
- MdePkg/MdePkg.dec
-
-[LibraryClasses]
- BaseLib
- ArmLib
- MemoryAllocationLib
- PcdLib
- DxeServicesTableLib
-
-[Pcd]
- gArmTokenSpaceGuid.PcdArmFreeUncachedMemorySizeThreshold
|