MdeModulePkg DxeCore/PiSmmCore: Add UEFI memory and SMRAM profile support.
Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Star Zeng <star.zeng@intel.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16335 6f19259b-4bc3-4df7-8a09-765794883524
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@@ -1,7 +1,7 @@
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/** @file
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SMM Memory pool management functions.
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Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
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Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials are licensed and made available
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under the terms and conditions of the BSD License which accompanies this
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distribution. The full text of the license may be found at
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@@ -14,33 +14,6 @@
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#include "PiSmmCore.h"
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//
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// MIN_POOL_SHIFT must not be less than 5
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//
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#define MIN_POOL_SHIFT 6
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#define MIN_POOL_SIZE (1 << MIN_POOL_SHIFT)
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//
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// MAX_POOL_SHIFT must not be less than EFI_PAGE_SHIFT - 1
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//
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#define MAX_POOL_SHIFT (EFI_PAGE_SHIFT - 1)
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#define MAX_POOL_SIZE (1 << MAX_POOL_SHIFT)
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//
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// MAX_POOL_INDEX are calculated by maximum and minimum pool sizes
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//
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#define MAX_POOL_INDEX (MAX_POOL_SHIFT - MIN_POOL_SHIFT + 1)
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typedef struct {
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UINTN Size;
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BOOLEAN Available;
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} POOL_HEADER;
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typedef struct {
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POOL_HEADER Header;
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LIST_ENTRY Link;
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} FREE_POOL_HEADER;
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LIST_ENTRY mSmmPoolLists[MAX_POOL_INDEX];
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//
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// To cache the SMRAM base since when Loading modules At fixed address feature is enabled,
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@@ -141,16 +114,18 @@ InternalAllocPoolByIndex (
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OUT FREE_POOL_HEADER **FreePoolHdr
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)
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{
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EFI_STATUS Status;
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FREE_POOL_HEADER *Hdr;
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EFI_STATUS Status;
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FREE_POOL_HEADER *Hdr;
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EFI_PHYSICAL_ADDRESS Address;
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ASSERT (PoolIndex <= MAX_POOL_INDEX);
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Status = EFI_SUCCESS;
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if (PoolIndex == MAX_POOL_INDEX) {
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Hdr = (FREE_POOL_HEADER *)AllocatePages (EFI_SIZE_TO_PAGES (MAX_POOL_SIZE << 1));
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if (Hdr == NULL) {
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Status = SmmInternalAllocatePages (AllocateAnyPages, EfiRuntimeServicesData, EFI_SIZE_TO_PAGES (MAX_POOL_SIZE << 1), &Address);
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if (EFI_ERROR (Status)) {
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return EFI_OUT_OF_RESOURCES;
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}
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Hdr = (FREE_POOL_HEADER *) (UINTN) Address;
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} else if (!IsListEmpty (&mSmmPoolLists[PoolIndex])) {
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Hdr = BASE_CR (GetFirstNode (&mSmmPoolLists[PoolIndex]), FREE_POOL_HEADER, Link);
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RemoveEntryList (&Hdr->Link);
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@@ -214,7 +189,7 @@ InternalFreePoolByIndex (
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**/
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EFI_STATUS
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EFIAPI
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SmmAllocatePool (
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SmmInternalAllocatePool (
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IN EFI_MEMORY_TYPE PoolType,
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IN UINTN Size,
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OUT VOID **Buffer
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@@ -234,7 +209,7 @@ SmmAllocatePool (
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Size += sizeof (*PoolHdr);
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if (Size > MAX_POOL_SIZE) {
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Size = EFI_SIZE_TO_PAGES (Size);
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Status = SmmAllocatePages (AllocateAnyPages, PoolType, Size, &Address);
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Status = SmmInternalAllocatePages (AllocateAnyPages, PoolType, Size, &Address);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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@@ -257,6 +232,36 @@ SmmAllocatePool (
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return Status;
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}
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/**
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Allocate pool of a particular type.
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@param PoolType Type of pool to allocate.
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@param Size The amount of pool to allocate.
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@param Buffer The address to return a pointer to the allocated
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pool.
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@retval EFI_INVALID_PARAMETER PoolType not valid.
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@retval EFI_OUT_OF_RESOURCES Size exceeds max pool size or allocation failed.
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@retval EFI_SUCCESS Pool successfully allocated.
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**/
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EFI_STATUS
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EFIAPI
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SmmAllocatePool (
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IN EFI_MEMORY_TYPE PoolType,
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IN UINTN Size,
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OUT VOID **Buffer
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)
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{
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EFI_STATUS Status;
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Status = SmmInternalAllocatePool (PoolType, Size, Buffer);
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if (!EFI_ERROR (Status)) {
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SmmCoreUpdateProfile ((EFI_PHYSICAL_ADDRESS) (UINTN) RETURN_ADDRESS (0), MemoryProfileActionAllocatePool, PoolType, Size, *Buffer);
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}
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return Status;
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}
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/**
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Frees pool.
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@@ -268,7 +273,7 @@ SmmAllocatePool (
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**/
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EFI_STATUS
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EFIAPI
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SmmFreePool (
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SmmInternalFreePool (
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IN VOID *Buffer
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)
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{
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@@ -284,10 +289,34 @@ SmmFreePool (
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if (FreePoolHdr->Header.Size > MAX_POOL_SIZE) {
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ASSERT (((UINTN)FreePoolHdr & EFI_PAGE_MASK) == 0);
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ASSERT ((FreePoolHdr->Header.Size & EFI_PAGE_MASK) == 0);
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return SmmFreePages (
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return SmmInternalFreePages (
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(EFI_PHYSICAL_ADDRESS)(UINTN)FreePoolHdr,
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EFI_SIZE_TO_PAGES (FreePoolHdr->Header.Size)
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);
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}
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return InternalFreePoolByIndex (FreePoolHdr);
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}
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/**
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Frees pool.
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@param Buffer The allocated pool entry to free.
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@retval EFI_INVALID_PARAMETER Buffer is not a valid value.
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@retval EFI_SUCCESS Pool successfully freed.
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**/
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EFI_STATUS
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EFIAPI
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SmmFreePool (
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IN VOID *Buffer
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)
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{
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EFI_STATUS Status;
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Status = SmmInternalFreePool (Buffer);
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if (!EFI_ERROR (Status)) {
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SmmCoreUpdateProfile ((EFI_PHYSICAL_ADDRESS) (UINTN) RETURN_ADDRESS (0), MemoryProfileActionFreePool, 0, 0, Buffer);
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}
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return Status;
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}
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