mirror of https://github.com/acidanthera/audk.git
Import PCD dxe and PCD pei modules.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2994 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
vanjeff
parent
5e51d10e2c
commit
80408db0ca
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/**@file
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Common header file shared by all source files.
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This file includes package header files, library classes and protocol, PPI & GUID definitions.
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Copyright (c) 2006 - 2007, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef __COMMON_HEADER_H_
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#define __COMMON_HEADER_H_
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//
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// The package level header files this module uses
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//
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#include <PiDxe.h>
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//
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// The protocols, PPI and GUID defintions for this module
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//
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#include <Protocol/Pcd.h>
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//
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// The Library classes this module consumes
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//
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#include <Library/BaseLib.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiLib.h>
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#include <Library/UefiDriverEntryPoint.h>
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#include <Library/PcdLib.h>
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#include <Library/HobLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/UefiRuntimeServicesTableLib.h>
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#endif
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@ -0,0 +1,737 @@
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/** @file
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PCD DXE driver
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Copyright (c) 2006 - 2007, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name: Pcd.c
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**/
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//
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// Include common header file for this module.
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//
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#include "CommonHeader.h"
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#include "Service.h"
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EFI_LOCK mPcdDatabaseLock = EFI_INITIALIZE_LOCK_VARIABLE(TPL_CALLBACK);
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PCD_PROTOCOL mPcdInstance = {
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DxePcdSetSku,
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DxePcdGet8,
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DxePcdGet16,
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DxePcdGet32,
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DxePcdGet64,
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DxePcdGetPtr,
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DxePcdGetBool,
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DxePcdGetSize,
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DxePcdGet8Ex,
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DxePcdGet16Ex,
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DxePcdGet32Ex,
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DxePcdGet64Ex,
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DxePcdGetPtrEx,
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DxePcdGetBoolEx,
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DxePcdGetSizeEx,
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DxePcdSet8,
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DxePcdSet16,
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DxePcdSet32,
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DxePcdSet64,
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DxePcdSetPtr,
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DxePcdSetBool,
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DxePcdSet8Ex,
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DxePcdSet16Ex,
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DxePcdSet32Ex,
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DxePcdSet64Ex,
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DxePcdSetPtrEx,
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DxePcdSetBoolEx,
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DxeRegisterCallBackOnSet,
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DxeUnRegisterCallBackOnSet,
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DxePcdGetNextToken,
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DxePcdGetNextTokenSpace
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};
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//
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// Static global to reduce the code size
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//
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static EFI_HANDLE mNewHandle = NULL;
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EFI_STATUS
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EFIAPI
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PcdDxeInit (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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{
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EFI_STATUS Status;
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//
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// Make sure the Pcd Protocol is not already installed in the system
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//
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ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gPcdProtocolGuid);
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BuildPcdDxeDataBase ();
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Status = gBS->InstallProtocolInterface (
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&mNewHandle,
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&gPcdProtocolGuid,
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EFI_NATIVE_INTERFACE,
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&mPcdInstance
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);
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ASSERT_EFI_ERROR (Status);
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return EFI_SUCCESS;
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}
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VOID
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EFIAPI
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DxePcdSetSku (
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IN UINTN SkuId
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)
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{
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mPcdDatabase->PeiDb.Init.SystemSkuId = (SKU_ID) SkuId;
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return;
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}
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UINT8
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EFIAPI
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DxePcdGet8 (
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IN UINTN TokenNumber
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)
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{
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return *((UINT8 *) GetWorker (TokenNumber, sizeof (UINT8)));
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}
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UINT16
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EFIAPI
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DxePcdGet16 (
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IN UINTN TokenNumber
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)
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{
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return ReadUnaligned16 (GetWorker (TokenNumber, sizeof (UINT16)));
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}
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UINT32
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EFIAPI
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DxePcdGet32 (
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IN UINTN TokenNumber
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)
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{
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return ReadUnaligned32 (GetWorker (TokenNumber, sizeof (UINT32)));
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}
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UINT64
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EFIAPI
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DxePcdGet64 (
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IN UINTN TokenNumber
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)
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{
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return ReadUnaligned64(GetWorker (TokenNumber, sizeof (UINT64)));
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}
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VOID *
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EFIAPI
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DxePcdGetPtr (
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IN UINTN TokenNumber
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)
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{
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return GetWorker (TokenNumber, 0);
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}
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BOOLEAN
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EFIAPI
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DxePcdGetBool (
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IN UINTN TokenNumber
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)
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{
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return *((BOOLEAN *) GetWorker (TokenNumber, sizeof (BOOLEAN)));
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}
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UINTN
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EFIAPI
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DxePcdGetSize (
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IN UINTN TokenNumber
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)
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{
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UINTN Size;
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UINT32 *LocalTokenNumberTable;
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BOOLEAN IsPeiDb;
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UINTN MaxSize;
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UINTN TmpTokenNumber;
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//
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// TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
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// We have to decrement TokenNumber by 1 to make it usable
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// as the array index.
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//
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TokenNumber--;
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//
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// Backup the TokenNumber passed in as GetPtrTypeSize need the original TokenNumber
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//
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TmpTokenNumber = TokenNumber;
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// EBC compiler is very choosy. It may report warning about comparison
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// between UINTN and 0 . So we add 1 in each size of the
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// comparison.
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ASSERT (TokenNumber + 1 < PCD_TOTAL_TOKEN_NUMBER + 1);
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// EBC compiler is very choosy. It may report warning about comparison
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// between UINTN and 0 . So we add 1 in each size of the
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// comparison.
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IsPeiDb = (BOOLEAN) (TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);
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TokenNumber = IsPeiDb ? TokenNumber :
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(TokenNumber - PEI_LOCAL_TOKEN_NUMBER);
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LocalTokenNumberTable = IsPeiDb ? mPcdDatabase->PeiDb.Init.LocalTokenNumberTable
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: mPcdDatabase->DxeDb.Init.LocalTokenNumberTable;
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Size = (LocalTokenNumberTable[TokenNumber] & PCD_DATUM_TYPE_ALL_SET) >> PCD_DATUM_TYPE_SHIFT;
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if (Size == 0) {
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//
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// For pointer type, we need to scan the SIZE_TABLE to get the current size.
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//
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return GetPtrTypeSize (TmpTokenNumber, &MaxSize);
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} else {
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return Size;
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}
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}
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UINT8
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EFIAPI
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DxePcdGet8Ex (
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IN CONST EFI_GUID *Guid,
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IN UINTN ExTokenNumber
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)
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{
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return *((UINT8 *) ExGetWorker (Guid, ExTokenNumber, sizeof(UINT8)));
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}
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UINT16
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EFIAPI
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DxePcdGet16Ex (
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IN CONST EFI_GUID *Guid,
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IN UINTN ExTokenNumber
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)
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{
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return ReadUnaligned16 (ExGetWorker (Guid, ExTokenNumber, sizeof(UINT16)));
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}
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UINT32
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EFIAPI
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DxePcdGet32Ex (
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IN CONST EFI_GUID *Guid,
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IN UINTN ExTokenNumber
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)
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{
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return ReadUnaligned32 (ExGetWorker (Guid, ExTokenNumber, sizeof(UINT32)));
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}
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UINT64
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EFIAPI
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DxePcdGet64Ex (
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IN CONST EFI_GUID *Guid,
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IN UINTN ExTokenNumber
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)
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{
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return ReadUnaligned64 (ExGetWorker (Guid, ExTokenNumber, sizeof(UINT64)));
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}
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VOID *
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EFIAPI
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DxePcdGetPtrEx (
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IN CONST EFI_GUID *Guid,
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IN UINTN ExTokenNumber
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)
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{
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return ExGetWorker (Guid, ExTokenNumber, 0);
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}
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BOOLEAN
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EFIAPI
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DxePcdGetBoolEx (
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IN CONST EFI_GUID *Guid,
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IN UINTN ExTokenNumber
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)
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{
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return *((BOOLEAN *) ExGetWorker (Guid, ExTokenNumber, sizeof(BOOLEAN)));
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}
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UINTN
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EFIAPI
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DxePcdGetSizeEx (
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IN CONST EFI_GUID *Guid,
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IN UINTN ExTokenNumber
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)
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{
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return DxePcdGetSize(GetExPcdTokenNumber (Guid, (UINT32) ExTokenNumber));
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}
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EFI_STATUS
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EFIAPI
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DxePcdSet8 (
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IN UINTN TokenNumber,
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IN UINT8 Value
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)
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{
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return SetValueWorker (TokenNumber, &Value, sizeof (Value));
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}
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EFI_STATUS
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EFIAPI
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DxePcdSet16 (
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IN UINTN TokenNumber,
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IN UINT16 Value
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)
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{
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return SetValueWorker (TokenNumber, &Value, sizeof (Value));
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}
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EFI_STATUS
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EFIAPI
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DxePcdSet32 (
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IN UINTN TokenNumber,
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IN UINT32 Value
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)
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{
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return SetValueWorker (TokenNumber, &Value, sizeof (Value));
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}
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|
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EFI_STATUS
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EFIAPI
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DxePcdSet64 (
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IN UINTN TokenNumber,
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IN UINT64 Value
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)
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{
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return SetValueWorker (TokenNumber, &Value, sizeof (Value));
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}
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|
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|
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EFI_STATUS
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EFIAPI
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DxePcdSetPtr (
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IN UINTN TokenNumber,
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IN OUT UINTN *SizeOfBuffer,
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IN VOID *Buffer
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)
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{
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return SetWorker (TokenNumber, Buffer, SizeOfBuffer, TRUE);
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}
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|
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|
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|
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EFI_STATUS
|
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EFIAPI
|
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DxePcdSetBool (
|
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IN UINTN TokenNumber,
|
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IN BOOLEAN Value
|
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)
|
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{
|
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return SetValueWorker (TokenNumber, &Value, sizeof (Value));
|
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}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdSet8Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber,
|
||||
IN UINT8 Value
|
||||
)
|
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{
|
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return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
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EFIAPI
|
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DxePcdSet16Ex (
|
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IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber,
|
||||
IN UINT16 Value
|
||||
)
|
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{
|
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return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
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EFIAPI
|
||||
DxePcdSet32Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber,
|
||||
IN UINT32 Value
|
||||
)
|
||||
{
|
||||
return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdSet64Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber,
|
||||
IN UINT64 Value
|
||||
)
|
||||
{
|
||||
return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdSetPtrEx (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber,
|
||||
IN OUT UINTN *SizeOfBuffer,
|
||||
IN VOID *Buffer
|
||||
)
|
||||
{
|
||||
return ExSetWorker(ExTokenNumber, Guid, Buffer, SizeOfBuffer, TRUE);
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdSetBoolEx (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber,
|
||||
IN BOOLEAN Value
|
||||
)
|
||||
{
|
||||
return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxeRegisterCallBackOnSet (
|
||||
IN CONST EFI_GUID *Guid, OPTIONAL
|
||||
IN UINTN TokenNumber,
|
||||
IN PCD_PROTOCOL_CALLBACK CallBackFunction
|
||||
)
|
||||
{
|
||||
EFI_STATUS Status;
|
||||
|
||||
ASSERT (CallBackFunction != NULL);
|
||||
|
||||
//
|
||||
// Aquire lock to prevent reentrance from TPL_CALLBACK level
|
||||
//
|
||||
EfiAcquireLock (&mPcdDatabaseLock);
|
||||
|
||||
Status = DxeRegisterCallBackWorker (TokenNumber, Guid, CallBackFunction);
|
||||
|
||||
EfiReleaseLock (&mPcdDatabaseLock);
|
||||
|
||||
return Status;
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxeUnRegisterCallBackOnSet (
|
||||
IN CONST EFI_GUID *Guid, OPTIONAL
|
||||
IN UINTN TokenNumber,
|
||||
IN PCD_PROTOCOL_CALLBACK CallBackFunction
|
||||
)
|
||||
{
|
||||
EFI_STATUS Status;
|
||||
|
||||
ASSERT (CallBackFunction != NULL);
|
||||
|
||||
//
|
||||
// Aquire lock to prevent reentrance from TPL_CALLBACK level
|
||||
//
|
||||
EfiAcquireLock (&mPcdDatabaseLock);
|
||||
|
||||
Status = DxeUnRegisterCallBackWorker (TokenNumber, Guid, CallBackFunction);
|
||||
|
||||
EfiReleaseLock (&mPcdDatabaseLock);
|
||||
|
||||
return Status;
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdGetNextToken (
|
||||
IN CONST EFI_GUID *Guid, OPTIONAL
|
||||
IN OUT UINTN *TokenNumber
|
||||
)
|
||||
{
|
||||
EFI_STATUS Status;
|
||||
BOOLEAN PeiExMapTableEmpty;
|
||||
BOOLEAN DxeExMapTableEmpty;
|
||||
|
||||
if (!FeaturePcdGet (PcdDxePcdDatabaseTraverseEnabled)) {
|
||||
return EFI_UNSUPPORTED;
|
||||
}
|
||||
|
||||
Status = EFI_NOT_FOUND;
|
||||
PeiExMapTableEmpty = PEI_EXMAP_TABLE_EMPTY;
|
||||
DxeExMapTableEmpty = DXE_EXMAP_TABLE_EMPTY;
|
||||
|
||||
//
|
||||
// Scan the local token space
|
||||
//
|
||||
if (Guid == NULL) {
|
||||
// EBC compiler is very choosy. It may report warning about comparison
|
||||
// between UINTN and 0 . So we add 1 in each size of the
|
||||
// comparison.
|
||||
if (((*TokenNumber + 1 > PEI_NEX_TOKEN_NUMBER + 1) && (*TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1)) ||
|
||||
((*TokenNumber + 1 > (PEI_LOCAL_TOKEN_NUMBER + DXE_NEX_TOKEN_NUMBER + 1)))) {
|
||||
return EFI_NOT_FOUND;
|
||||
}
|
||||
|
||||
(*TokenNumber)++;
|
||||
if ((*TokenNumber + 1 > PEI_NEX_TOKEN_NUMBER + 1) &&
|
||||
(*TokenNumber <= PEI_LOCAL_TOKEN_NUMBER)) {
|
||||
//
|
||||
// The first Non-Ex type Token Number for DXE PCD
|
||||
// database is PEI_LOCAL_TOKEN_NUMBER
|
||||
//
|
||||
*TokenNumber = PEI_LOCAL_TOKEN_NUMBER;
|
||||
} else if (*TokenNumber + 1 > DXE_NEX_TOKEN_NUMBER + PEI_LOCAL_TOKEN_NUMBER + 1) {
|
||||
*TokenNumber = PCD_INVALID_TOKEN_NUMBER;
|
||||
}
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
if (PeiExMapTableEmpty && DxeExMapTableEmpty) {
|
||||
*TokenNumber = PCD_INVALID_TOKEN_NUMBER;
|
||||
return EFI_NOT_FOUND;
|
||||
}
|
||||
|
||||
if (!PeiExMapTableEmpty) {
|
||||
Status = ExGetNextTokeNumber (
|
||||
Guid,
|
||||
TokenNumber,
|
||||
mPcdDatabase->PeiDb.Init.GuidTable,
|
||||
sizeof(mPcdDatabase->PeiDb.Init.GuidTable),
|
||||
mPcdDatabase->PeiDb.Init.ExMapTable,
|
||||
sizeof(mPcdDatabase->PeiDb.Init.ExMapTable)
|
||||
);
|
||||
}
|
||||
|
||||
if (Status == EFI_SUCCESS) {
|
||||
return Status;
|
||||
}
|
||||
|
||||
if (!DxeExMapTableEmpty) {
|
||||
Status = ExGetNextTokeNumber (
|
||||
Guid,
|
||||
TokenNumber,
|
||||
mPcdDatabase->DxeDb.Init.GuidTable,
|
||||
sizeof(mPcdDatabase->DxeDb.Init.GuidTable),
|
||||
mPcdDatabase->DxeDb.Init.ExMapTable,
|
||||
sizeof(mPcdDatabase->DxeDb.Init.ExMapTable)
|
||||
);
|
||||
}
|
||||
|
||||
return Status;
|
||||
}
|
||||
|
||||
STATIC
|
||||
EFI_GUID **
|
||||
GetDistinctTokenSpace (
|
||||
IN OUT UINTN *ExMapTableSize,
|
||||
IN DYNAMICEX_MAPPING *ExMapTable,
|
||||
IN EFI_GUID *GuidTable
|
||||
)
|
||||
{
|
||||
EFI_GUID **DistinctTokenSpace;
|
||||
UINTN OldGuidIndex;
|
||||
UINTN TsIdx;
|
||||
UINTN Idx;
|
||||
|
||||
|
||||
DistinctTokenSpace = AllocateZeroPool (*ExMapTableSize * sizeof (EFI_GUID *));
|
||||
ASSERT (DistinctTokenSpace != NULL);
|
||||
|
||||
TsIdx = 0;
|
||||
OldGuidIndex = ExMapTable[0].ExGuidIndex;
|
||||
DistinctTokenSpace[TsIdx] = &GuidTable[OldGuidIndex];
|
||||
for (Idx = 1; Idx < *ExMapTableSize; Idx++) {
|
||||
if (ExMapTable[Idx].ExGuidIndex != OldGuidIndex) {
|
||||
OldGuidIndex = ExMapTable[Idx].ExGuidIndex;
|
||||
DistinctTokenSpace[++TsIdx] = &GuidTable[OldGuidIndex];
|
||||
}
|
||||
}
|
||||
|
||||
//
|
||||
// The total number of Distinct Token Space
|
||||
// is TsIdx + 1 because we use TsIdx as a index
|
||||
// to the DistinctTokenSpace[]
|
||||
//
|
||||
*ExMapTableSize = TsIdx + 1;
|
||||
return DistinctTokenSpace;
|
||||
|
||||
}
|
||||
|
||||
//
|
||||
// Just pre-allocate a memory buffer that is big enough to
|
||||
// host all distinct TokenSpace guid in both
|
||||
// PEI ExMap and DXE ExMap.
|
||||
//
|
||||
STATIC EFI_GUID *TmpTokenSpaceBuffer[PEI_EXMAPPING_TABLE_SIZE + DXE_EXMAPPING_TABLE_SIZE] = { 0 };
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdGetNextTokenSpace (
|
||||
IN OUT CONST EFI_GUID **Guid
|
||||
)
|
||||
{
|
||||
UINTN Idx;
|
||||
UINTN Idx2;
|
||||
UINTN Idx3;
|
||||
UINTN PeiTokenSpaceTableSize;
|
||||
UINTN DxeTokenSpaceTableSize;
|
||||
EFI_GUID **PeiTokenSpaceTable;
|
||||
EFI_GUID **DxeTokenSpaceTable;
|
||||
BOOLEAN Match;
|
||||
BOOLEAN PeiExMapTableEmpty;
|
||||
BOOLEAN DxeExMapTableEmpty;
|
||||
|
||||
if (!FeaturePcdGet (PcdDxePcdDatabaseTraverseEnabled)) {
|
||||
return EFI_UNSUPPORTED;
|
||||
}
|
||||
|
||||
ASSERT (Guid != NULL);
|
||||
|
||||
PeiExMapTableEmpty = PEI_EXMAP_TABLE_EMPTY;
|
||||
DxeExMapTableEmpty = DXE_EXMAP_TABLE_EMPTY;
|
||||
|
||||
if (PeiExMapTableEmpty && DxeExMapTableEmpty) {
|
||||
if (*Guid != NULL) {
|
||||
return EFI_NOT_FOUND;
|
||||
} else {
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
if (TmpTokenSpaceBuffer[0] == NULL) {
|
||||
PeiTokenSpaceTableSize = 0;
|
||||
|
||||
if (!PeiExMapTableEmpty) {
|
||||
PeiTokenSpaceTableSize = PEI_EXMAPPING_TABLE_SIZE;
|
||||
PeiTokenSpaceTable = GetDistinctTokenSpace (&PeiTokenSpaceTableSize,
|
||||
mPcdDatabase->PeiDb.Init.ExMapTable,
|
||||
mPcdDatabase->PeiDb.Init.GuidTable
|
||||
);
|
||||
CopyMem (TmpTokenSpaceBuffer, PeiTokenSpaceTable, sizeof (EFI_GUID*) * PeiTokenSpaceTableSize);
|
||||
}
|
||||
|
||||
if (!DxeExMapTableEmpty) {
|
||||
DxeTokenSpaceTableSize = DXE_EXMAPPING_TABLE_SIZE;
|
||||
DxeTokenSpaceTable = GetDistinctTokenSpace (&DxeTokenSpaceTableSize,
|
||||
mPcdDatabase->DxeDb.Init.ExMapTable,
|
||||
mPcdDatabase->DxeDb.Init.GuidTable
|
||||
);
|
||||
|
||||
//
|
||||
// Make sure EFI_GUID in DxeTokenSpaceTable does not exist in PeiTokenSpaceTable
|
||||
//
|
||||
for (Idx2 = 0, Idx3 = PeiTokenSpaceTableSize; Idx2 < DxeTokenSpaceTableSize; Idx2++) {
|
||||
Match = FALSE;
|
||||
for (Idx = 0; Idx < PeiTokenSpaceTableSize; Idx++) {
|
||||
if (CompareGuid (TmpTokenSpaceBuffer[Idx], DxeTokenSpaceTable[Idx2])) {
|
||||
Match = TRUE;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (!Match) {
|
||||
TmpTokenSpaceBuffer[Idx3++] = DxeTokenSpaceTable[Idx2];
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (*Guid == NULL) {
|
||||
*Guid = TmpTokenSpaceBuffer[0];
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
for (Idx = 0; Idx < (PEI_EXMAPPING_TABLE_SIZE + DXE_EXMAPPING_TABLE_SIZE); Idx++) {
|
||||
if(CompareGuid (*Guid, TmpTokenSpaceBuffer[Idx])) {
|
||||
Idx++;
|
||||
*Guid = TmpTokenSpaceBuffer[Idx];
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
}
|
||||
|
||||
return EFI_NOT_FOUND;
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -0,0 +1,26 @@
|
|||
/*++
|
||||
|
||||
Copyright (c) 2006 - 2007, 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:
|
||||
|
||||
Pcd.dxs
|
||||
|
||||
Abstract:
|
||||
|
||||
Dependency expression source file.
|
||||
|
||||
--*/
|
||||
|
||||
#include <DxeDepex.h>
|
||||
|
||||
DEPENDENCY_START
|
||||
TRUE
|
||||
DEPENDENCY_END
|
||||
|
|
@ -0,0 +1,135 @@
|
|||
#/** @file
|
||||
# Component description file for PCD service DXE driver.
|
||||
#
|
||||
# This DXE driver implement and produce the PCD protocol.
|
||||
# Copyright (c) 2006 - 2007, 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 Section - statements that will be processed to create a Makefile.
|
||||
#
|
||||
################################################################################
|
||||
[Defines]
|
||||
INF_VERSION = 0x00010005
|
||||
BASE_NAME = PcdDxe
|
||||
FILE_GUID = 80CF7257-87AB-47f9-A3FE-D50B76D89541
|
||||
MODULE_TYPE = DXE_DRIVER
|
||||
VERSION_STRING = 1.0
|
||||
PCD_DRIVER = DXE_PCD_DRIVER
|
||||
EDK_RELEASE_VERSION = 0x00020000
|
||||
EFI_SPECIFICATION_VERSION = 0x00020000
|
||||
|
||||
ENTRY_POINT = PcdDxeInit
|
||||
|
||||
#
|
||||
# The following information is for reference only and not required by the build tools.
|
||||
#
|
||||
# VALID_ARCHITECTURES = IA32 X64 IPF EBC
|
||||
#
|
||||
|
||||
################################################################################
|
||||
#
|
||||
# Sources Section - list of files that are required for the build to succeed.
|
||||
#
|
||||
################################################################################
|
||||
|
||||
[Sources.common]
|
||||
Pcd.c
|
||||
Service.c
|
||||
Service.h
|
||||
CommonHeader.h
|
||||
|
||||
|
||||
################################################################################
|
||||
#
|
||||
# Package Dependency Section - list of Package files that are required for
|
||||
# this module.
|
||||
#
|
||||
################################################################################
|
||||
|
||||
[Packages]
|
||||
MdePkg/MdePkg.dec
|
||||
MdeModulePkg/MdeModulePkg.dec
|
||||
|
||||
|
||||
################################################################################
|
||||
#
|
||||
# Library Class Section - list of Library Classes that are required for
|
||||
# this module.
|
||||
#
|
||||
################################################################################
|
||||
|
||||
[LibraryClasses]
|
||||
UefiRuntimeServicesTableLib
|
||||
BaseMemoryLib
|
||||
UefiBootServicesTableLib
|
||||
MemoryAllocationLib
|
||||
HobLib
|
||||
PcdLib
|
||||
UefiDriverEntryPoint
|
||||
UefiLib
|
||||
DebugLib
|
||||
BaseLib
|
||||
|
||||
|
||||
################################################################################
|
||||
#
|
||||
# Guid C Name Section - list of Guids that this module uses or produces.
|
||||
#
|
||||
################################################################################
|
||||
|
||||
[Guids]
|
||||
gPcdDataBaseHobGuid # ALWAYS_CONSUMED Hob: GUID_EXTENSION
|
||||
|
||||
|
||||
################################################################################
|
||||
#
|
||||
# Protocol C Name Section - list of Protocol and Protocol Notify C Names
|
||||
# that this module uses or produces.
|
||||
#
|
||||
################################################################################
|
||||
|
||||
[Protocols]
|
||||
gPcdProtocolGuid # PROTOCOL ALWAYS_PRODUCED
|
||||
|
||||
|
||||
################################################################################
|
||||
#
|
||||
# Pcd FEATURE_FLAG - list of PCDs that this module is coded for.
|
||||
#
|
||||
################################################################################
|
||||
|
||||
[PcdsFeatureFlag.common]
|
||||
PcdDxePcdDatabaseTraverseEnabled|gEfiEdkModulePkgTokenSpaceGuid
|
||||
|
||||
|
||||
################################################################################
|
||||
#
|
||||
# Pcd FIXED_AT_BUILD - list of PCDs that this module is coded for.
|
||||
#
|
||||
################################################################################
|
||||
|
||||
[PcdsFixedAtBuild.common]
|
||||
PcdVpdBaseAddress|gEfiEdkModulePkgTokenSpaceGuid
|
||||
|
||||
|
||||
################################################################################
|
||||
#
|
||||
# Dependency Expression Section - list of Dependency expressions that are required for
|
||||
# this module.
|
||||
#
|
||||
################################################################################
|
||||
|
||||
[Depex]
|
||||
TRUE
|
||||
|
||||
|
|
@ -0,0 +1,99 @@
|
|||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<ModuleSurfaceArea xmlns="http://www.TianoCore.org/2006/Edk2.0">
|
||||
<MsaHeader>
|
||||
<ModuleName>PcdDxe</ModuleName>
|
||||
<ModuleType>DXE_DRIVER</ModuleType>
|
||||
<GuidValue>80CF7257-87AB-47f9-A3FE-D50B76D89541</GuidValue>
|
||||
<Version>1.0</Version>
|
||||
<Abstract>Component description file for PCD service DXE driver.</Abstract>
|
||||
<Description>This DXE driver implement and produce the PCD protocol.</Description>
|
||||
<Copyright>Copyright (c) 2006 - 2007, Intel Corporation</Copyright>
|
||||
<License>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.</License>
|
||||
<Specification>FRAMEWORK_BUILD_PACKAGING_SPECIFICATION 0x00000052</Specification>
|
||||
</MsaHeader>
|
||||
<ModuleDefinitions>
|
||||
<SupportedArchitectures>IA32 X64 IPF EBC</SupportedArchitectures>
|
||||
<BinaryModule>false</BinaryModule>
|
||||
<OutputFileBasename>PcdDxe</OutputFileBasename>
|
||||
</ModuleDefinitions>
|
||||
<LibraryClassDefinitions>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>BaseLib</Keyword>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED" RecommendedInstanceGuid="bda39d3a-451b-4350-8266-81ab10fa0523">
|
||||
<Keyword>DebugLib</Keyword>
|
||||
<HelpText>Recommended libary Instance is PeiDxeDebugLibReportStatusCode instance in MdePkg.</HelpText>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>UefiLib</Keyword>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>UefiDriverEntryPoint</Keyword>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>PcdLib</Keyword>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>HobLib</Keyword>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>MemoryAllocationLib</Keyword>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>UefiBootServicesTableLib</Keyword>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>BaseMemoryLib</Keyword>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>UefiRuntimeServicesTableLib</Keyword>
|
||||
</LibraryClass>
|
||||
</LibraryClassDefinitions>
|
||||
<SourceFiles>
|
||||
<Filename>Service.h</Filename>
|
||||
<Filename>Service.c</Filename>
|
||||
<Filename>Pcd.c</Filename>
|
||||
<Filename>Pcd.dxs</Filename>
|
||||
</SourceFiles>
|
||||
<PackageDependencies>
|
||||
<Package PackageGuid="5e0e9358-46b6-4ae2-8218-4ab8b9bbdcec"/>
|
||||
<Package PackageGuid="68169ab0-d41b-4009-9060-292c253ac43d"/>
|
||||
</PackageDependencies>
|
||||
<Protocols>
|
||||
<Protocol Usage="ALWAYS_PRODUCED">
|
||||
<ProtocolCName>gPcdProtocolGuid</ProtocolCName>
|
||||
</Protocol>
|
||||
</Protocols>
|
||||
<Hobs>
|
||||
<HobTypes Usage="ALWAYS_CONSUMED" HobGuidCName="gPcdDataBaseHobGuid">
|
||||
<HobType>GUID_EXTENSION</HobType>
|
||||
</HobTypes>
|
||||
</Hobs>
|
||||
<Externs>
|
||||
<PcdIsDriver>DXE_PCD_DRIVER</PcdIsDriver>
|
||||
<Specification>EFI_SPECIFICATION_VERSION 0x00020000</Specification>
|
||||
<Specification>EDK_RELEASE_VERSION 0x00020000</Specification>
|
||||
<Extern>
|
||||
<ModuleEntryPoint>PcdDxeInit</ModuleEntryPoint>
|
||||
</Extern>
|
||||
</Externs>
|
||||
<PcdCoded>
|
||||
<PcdEntry PcdItemType="FIXED_AT_BUILD">
|
||||
<C_Name>PcdVpdBaseAddress</C_Name>
|
||||
<TokenSpaceGuidCName>gEfiEdkModulePkgTokenSpaceGuid</TokenSpaceGuidCName>
|
||||
<HelpText>The base address of the VPD (Vital Product Data) region. It is
|
||||
normally a region reserved on flash.</HelpText>
|
||||
</PcdEntry>
|
||||
<PcdEntry PcdItemType="FEATURE_FLAG">
|
||||
<C_Name>PcdDxePcdDatabaseTraverseEnabled</C_Name>
|
||||
<TokenSpaceGuidCName>gEfiEdkModulePkgTokenSpaceGuid</TokenSpaceGuidCName>
|
||||
<HelpText>This feature flag can be used to enable or disable the Pcd DXE database
|
||||
traverse capability. Disable it can reduce the size of final image generated.</HelpText>
|
||||
</PcdEntry>
|
||||
</PcdCoded>
|
||||
</ModuleSurfaceArea>
|
||||
File diff suppressed because it is too large
Load Diff
|
|
@ -0,0 +1,485 @@
|
|||
/** @file
|
||||
Private functions used by PCD DXE driver.
|
||||
|
||||
Copyright (c) 2006 - 2007, 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: Service.h
|
||||
|
||||
**/
|
||||
|
||||
#ifndef _SERVICE_H
|
||||
#define _SERVICE_H
|
||||
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
//
|
||||
// Please make sure the PCD Serivce PEIM Version is consistent with
|
||||
// the version of PCD Database generation tool
|
||||
//
|
||||
#define PCD_SERVICE_DXE_DRIVER_VERSION 2
|
||||
|
||||
//
|
||||
// PCD_DXE_DATABASE_GENTOOL_VERSION is defined in Autogen.h
|
||||
// and generated by PCD Database generation tool.
|
||||
//
|
||||
#if (PCD_SERVICE_DXE_DRIVER_VERSION != PCD_DXE_SERVICE_DRIVER_AUTOGEN_VERSION)
|
||||
#error "Please make sure the version of PCD Service DXE Driver and PCD DXE Database Generation Tool matches"
|
||||
#endif
|
||||
|
||||
//
|
||||
// Protocol Interface function declaration.
|
||||
//
|
||||
VOID
|
||||
EFIAPI
|
||||
DxePcdSetSku (
|
||||
IN UINTN SkuId
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINT8
|
||||
EFIAPI
|
||||
DxePcdGet8 (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINT16
|
||||
EFIAPI
|
||||
DxePcdGet16 (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINT32
|
||||
EFIAPI
|
||||
DxePcdGet32 (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINT64
|
||||
EFIAPI
|
||||
DxePcdGet64 (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
VOID *
|
||||
EFIAPI
|
||||
DxePcdGetPtr (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
BOOLEAN
|
||||
EFIAPI
|
||||
DxePcdGetBool (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINTN
|
||||
EFIAPI
|
||||
DxePcdGetSize (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINT8
|
||||
EFIAPI
|
||||
DxePcdGet8Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINT16
|
||||
EFIAPI
|
||||
DxePcdGet16Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINT32
|
||||
EFIAPI
|
||||
DxePcdGet32Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
|
||||
UINT64
|
||||
EFIAPI
|
||||
DxePcdGet64Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
|
||||
VOID *
|
||||
EFIAPI
|
||||
DxePcdGetPtrEx (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
BOOLEAN
|
||||
EFIAPI
|
||||
DxePcdGetBoolEx (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINTN
|
||||
EFIAPI
|
||||
DxePcdGetSizeEx (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdSet8 (
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT8 Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdSet16 (
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT16 Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdSet32 (
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT32 Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdSet64 (
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT64 Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdSetPtr (
|
||||
IN UINTN TokenNumber,
|
||||
IN UINTN *SizeOfBuffer,
|
||||
IN VOID *Buffer
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdSetBool (
|
||||
IN UINTN TokenNumber,
|
||||
IN BOOLEAN Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdSet8Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT8 Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdSet16Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT16 Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdSet32Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT32 Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdSet64Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT64 Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdSetPtrEx (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber,
|
||||
IN OUT UINTN *SizeOfBuffer,
|
||||
IN VOID *Buffer
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdSetBoolEx (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber,
|
||||
IN BOOLEAN Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxeRegisterCallBackOnSet (
|
||||
IN CONST EFI_GUID *Guid, OPTIONAL
|
||||
IN UINTN TokenNumber,
|
||||
IN PCD_PROTOCOL_CALLBACK CallBackFunction
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxeUnRegisterCallBackOnSet (
|
||||
IN CONST EFI_GUID *Guid, OPTIONAL
|
||||
IN UINTN TokenNumber,
|
||||
IN PCD_PROTOCOL_CALLBACK CallBackFunction
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdGetNextToken (
|
||||
IN CONST EFI_GUID *Guid, OPTIONAL
|
||||
IN OUT UINTN *TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxePcdGetNextTokenSpace (
|
||||
IN OUT CONST EFI_GUID **Guid
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
typedef struct {
|
||||
LIST_ENTRY Node;
|
||||
PCD_PROTOCOL_CALLBACK CallbackFn;
|
||||
} CALLBACK_FN_ENTRY;
|
||||
|
||||
#define CR_FNENTRY_FROM_LISTNODE(Record, Type, Field) _CR(Record, Type, Field)
|
||||
|
||||
//
|
||||
// Internal Functions
|
||||
//
|
||||
|
||||
EFI_STATUS
|
||||
SetValueWorker (
|
||||
IN UINTN TokenNumber,
|
||||
IN VOID *Data,
|
||||
IN UINTN Size
|
||||
)
|
||||
;
|
||||
|
||||
EFI_STATUS
|
||||
SetWorker (
|
||||
IN UINTN TokenNumber,
|
||||
IN VOID *Data,
|
||||
IN OUT UINTN *Size,
|
||||
IN BOOLEAN PtrType
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
ExSetValueWorker (
|
||||
IN UINTN ExTokenNumber,
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN VOID *Data,
|
||||
IN UINTN SetSize
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
ExSetWorker (
|
||||
IN UINTN ExTokenNumber,
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN VOID *Data,
|
||||
IN OUT UINTN *Size,
|
||||
IN BOOLEAN PtrType
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
VOID *
|
||||
GetWorker (
|
||||
IN UINTN TokenNumber,
|
||||
IN UINTN GetSize
|
||||
)
|
||||
;
|
||||
|
||||
VOID *
|
||||
ExGetWorker (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber,
|
||||
IN UINTN GetSize
|
||||
)
|
||||
;
|
||||
|
||||
UINT32
|
||||
GetSkuEnabledTokenNumber (
|
||||
UINT32 LocalTokenNumber,
|
||||
UINTN Size,
|
||||
BOOLEAN IsPeiDb
|
||||
)
|
||||
;
|
||||
|
||||
EFI_STATUS
|
||||
GetHiiVariable (
|
||||
IN EFI_GUID *VariableGuid,
|
||||
IN UINT16 *VariableName,
|
||||
OUT UINT8 **VariableData,
|
||||
OUT UINTN *VariableSize
|
||||
)
|
||||
;
|
||||
|
||||
EFI_STATUS
|
||||
SetHiiVariable (
|
||||
IN EFI_GUID *VariableGuid,
|
||||
IN UINT16 *VariableName,
|
||||
IN CONST VOID *Data,
|
||||
IN UINTN DataSize,
|
||||
IN UINTN Offset
|
||||
)
|
||||
;
|
||||
|
||||
EFI_STATUS
|
||||
DxeRegisterCallBackWorker (
|
||||
IN UINTN TokenNumber,
|
||||
IN CONST EFI_GUID *Guid, OPTIONAL
|
||||
IN PCD_PROTOCOL_CALLBACK CallBackFunction
|
||||
);
|
||||
|
||||
EFI_STATUS
|
||||
DxeUnRegisterCallBackWorker (
|
||||
IN UINTN TokenNumber,
|
||||
IN CONST EFI_GUID *Guid, OPTIONAL
|
||||
IN PCD_PROTOCOL_CALLBACK CallBackFunction
|
||||
);
|
||||
|
||||
VOID
|
||||
BuildPcdDxeDataBase (
|
||||
VOID
|
||||
);
|
||||
|
||||
|
||||
UINTN
|
||||
GetExPcdTokenNumber (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINT32 ExTokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
ExGetNextTokeNumber (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN OUT UINTN *TokenNumber,
|
||||
IN EFI_GUID *GuidTable,
|
||||
IN UINTN SizeOfGuidTable,
|
||||
IN DYNAMICEX_MAPPING *ExMapTable,
|
||||
IN UINTN SizeOfExMapTable
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINTN
|
||||
GetPtrTypeSize (
|
||||
IN UINTN LocalTokenNumberTableIdx,
|
||||
OUT UINTN *MaxSize
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
|
||||
BOOLEAN
|
||||
SetPtrTypeSize (
|
||||
IN UINTN LocalTokenNumberTableIdx,
|
||||
IN OUT UINTN *CurrentSize
|
||||
)
|
||||
;
|
||||
|
||||
extern EFI_GUID gPcdDataBaseHobGuid;
|
||||
|
||||
extern PCD_DATABASE * mPcdDatabase;
|
||||
|
||||
extern DXE_PCD_DATABASE_INIT gDXEPcdDbInit;
|
||||
|
||||
extern EFI_LOCK mPcdDatabaseLock;
|
||||
|
||||
#endif
|
||||
|
|
@ -0,0 +1,40 @@
|
|||
/**@file
|
||||
Common header file shared by all source files.
|
||||
|
||||
This file includes package header files, library classes and protocol, PPI & GUID definitions.
|
||||
|
||||
Copyright (c) 2006 - 2007, 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.
|
||||
**/
|
||||
|
||||
#ifndef __COMMON_HEADER_H_
|
||||
#define __COMMON_HEADER_H_
|
||||
|
||||
|
||||
//
|
||||
// The package level header files this module uses
|
||||
//
|
||||
#include <PiPei.h>
|
||||
//
|
||||
// The protocols, PPI and GUID defintions for this module
|
||||
//
|
||||
#include <Ppi/ReadOnlyVariable.h>
|
||||
#include <Ppi/Pcd.h>
|
||||
//
|
||||
// The Library classes this module consumes
|
||||
//
|
||||
#include <Library/DebugLib.h>
|
||||
#include <Library/PeimEntryPoint.h>
|
||||
#include <Library/BaseLib.h>
|
||||
#include <Library/HobLib.h>
|
||||
#include <Library/PeiServicesLib.h>
|
||||
#include <Library/PcdLib.h>
|
||||
#include <Library/PeiServicesTablePointerLib.h>
|
||||
#include <Library/BaseMemoryLib.h>
|
||||
|
||||
#endif
|
||||
|
|
@ -0,0 +1,801 @@
|
|||
/** @file PCD PEIM
|
||||
|
||||
Copyright (c) 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: Pcd.c
|
||||
|
||||
**/
|
||||
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#include "Service.h"
|
||||
|
||||
|
||||
PCD_PPI mPcdPpiInstance = {
|
||||
PeiPcdSetSku,
|
||||
|
||||
PeiPcdGet8,
|
||||
PeiPcdGet16,
|
||||
PeiPcdGet32,
|
||||
PeiPcdGet64,
|
||||
PeiPcdGetPtr,
|
||||
PeiPcdGetBool,
|
||||
PeiPcdGetSize,
|
||||
|
||||
PeiPcdGet8Ex,
|
||||
PeiPcdGet16Ex,
|
||||
PeiPcdGet32Ex,
|
||||
PeiPcdGet64Ex,
|
||||
PeiPcdGetPtrEx,
|
||||
PeiPcdGetBoolEx,
|
||||
PeiPcdGetSizeEx,
|
||||
|
||||
PeiPcdSet8,
|
||||
PeiPcdSet16,
|
||||
PeiPcdSet32,
|
||||
PeiPcdSet64,
|
||||
PeiPcdSetPtr,
|
||||
PeiPcdSetBool,
|
||||
|
||||
PeiPcdSet8Ex,
|
||||
PeiPcdSet16Ex,
|
||||
PeiPcdSet32Ex,
|
||||
PeiPcdSet64Ex,
|
||||
PeiPcdSetPtrEx,
|
||||
PeiPcdSetBoolEx,
|
||||
|
||||
PeiRegisterCallBackOnSet,
|
||||
PcdUnRegisterCallBackOnSet,
|
||||
PeiPcdGetNextToken,
|
||||
PeiPcdGetNextTokenSpace
|
||||
};
|
||||
|
||||
|
||||
|
||||
STATIC EFI_PEI_PPI_DESCRIPTOR mPpiPCD = {
|
||||
(EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
|
||||
&gPcdPpiGuid,
|
||||
&mPcdPpiInstance
|
||||
};
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PcdPeimInit (
|
||||
IN EFI_FFS_FILE_HEADER *FfsHeader,
|
||||
IN EFI_PEI_SERVICES **PeiServices
|
||||
)
|
||||
{
|
||||
EFI_STATUS Status;
|
||||
|
||||
BuildPcdDatabase ();
|
||||
|
||||
Status = PeiServicesInstallPpi (&mPpiPCD);
|
||||
|
||||
ASSERT_EFI_ERROR (Status);
|
||||
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
VOID
|
||||
EFIAPI
|
||||
PeiPcdSetSku (
|
||||
IN UINTN SkuId
|
||||
)
|
||||
{
|
||||
|
||||
GetPcdDatabase()->Init.SystemSkuId = (SKU_ID) SkuId;
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
|
||||
|
||||
UINT8
|
||||
EFIAPI
|
||||
PeiPcdGet8 (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
{
|
||||
return *((UINT8 *) GetWorker (TokenNumber, sizeof (UINT8)));
|
||||
}
|
||||
|
||||
|
||||
|
||||
UINT16
|
||||
EFIAPI
|
||||
PeiPcdGet16 (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
{
|
||||
return ReadUnaligned16 (GetWorker (TokenNumber, sizeof (UINT16)));
|
||||
}
|
||||
|
||||
|
||||
|
||||
UINT32
|
||||
EFIAPI
|
||||
PeiPcdGet32 (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
{
|
||||
return ReadUnaligned32 (GetWorker (TokenNumber, sizeof (UINT32)));
|
||||
}
|
||||
|
||||
|
||||
|
||||
UINT64
|
||||
EFIAPI
|
||||
PeiPcdGet64 (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
{
|
||||
return ReadUnaligned64 (GetWorker (TokenNumber, sizeof (UINT64)));
|
||||
}
|
||||
|
||||
|
||||
|
||||
VOID *
|
||||
EFIAPI
|
||||
PeiPcdGetPtr (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
{
|
||||
return GetWorker (TokenNumber, 0);
|
||||
}
|
||||
|
||||
|
||||
|
||||
BOOLEAN
|
||||
EFIAPI
|
||||
PeiPcdGetBool (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
{
|
||||
return *((BOOLEAN *) GetWorker (TokenNumber, sizeof (BOOLEAN)));
|
||||
}
|
||||
|
||||
|
||||
|
||||
UINTN
|
||||
EFIAPI
|
||||
PeiPcdGetSize (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
{
|
||||
PEI_PCD_DATABASE *PeiPcdDb;
|
||||
UINTN Size;
|
||||
UINTN MaxSize;
|
||||
|
||||
//
|
||||
// If DebugAssertEnabled is TRUE, we still need to provide the GET size
|
||||
// function as GetWorker and SetWoker need this function to do ASSERT.
|
||||
//
|
||||
if ((!FeaturePcdGet(PcdPeiPcdDatabaseGetSizeEnabled)) &&
|
||||
(!DebugAssertEnabled ())) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
PeiPcdDb = GetPcdDatabase ();
|
||||
//
|
||||
// TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
|
||||
// We have to decrement TokenNumber by 1 to make it usable
|
||||
// as the array index.
|
||||
//
|
||||
TokenNumber--;
|
||||
|
||||
// EBC compiler is very choosy. It may report warning about comparison
|
||||
// between UINTN and 0 . So we add 1 in each size of the
|
||||
// comparison.
|
||||
ASSERT (TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);
|
||||
|
||||
Size = (PeiPcdDb->Init.LocalTokenNumberTable[TokenNumber] & PCD_DATUM_TYPE_ALL_SET) >> PCD_DATUM_TYPE_SHIFT;
|
||||
|
||||
if (Size == 0) {
|
||||
//
|
||||
// For pointer type, we need to scan the SIZE_TABLE to get the current size.
|
||||
//
|
||||
return GetPtrTypeSize (TokenNumber, &MaxSize, PeiPcdDb);
|
||||
} else {
|
||||
return Size;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
UINT8
|
||||
EFIAPI
|
||||
PeiPcdGet8Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber
|
||||
)
|
||||
{
|
||||
return *((UINT8 *) ExGetWorker (Guid, ExTokenNumber, sizeof (UINT8)));
|
||||
}
|
||||
|
||||
|
||||
|
||||
UINT16
|
||||
EFIAPI
|
||||
PeiPcdGet16Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber
|
||||
)
|
||||
{
|
||||
return ReadUnaligned16 (ExGetWorker (Guid, ExTokenNumber, sizeof (UINT16)));
|
||||
}
|
||||
|
||||
|
||||
|
||||
UINT32
|
||||
EFIAPI
|
||||
PeiPcdGet32Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber
|
||||
)
|
||||
{
|
||||
return ReadUnaligned32 (ExGetWorker (Guid, ExTokenNumber, sizeof (UINT32)));
|
||||
}
|
||||
|
||||
|
||||
|
||||
UINT64
|
||||
EFIAPI
|
||||
PeiPcdGet64Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber
|
||||
)
|
||||
{
|
||||
return ReadUnaligned64 (ExGetWorker (Guid, ExTokenNumber, sizeof (UINT64)));
|
||||
}
|
||||
|
||||
|
||||
|
||||
VOID *
|
||||
EFIAPI
|
||||
PeiPcdGetPtrEx (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber
|
||||
)
|
||||
{
|
||||
return ExGetWorker (Guid, ExTokenNumber, 0);
|
||||
}
|
||||
|
||||
|
||||
|
||||
BOOLEAN
|
||||
EFIAPI
|
||||
PeiPcdGetBoolEx (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber
|
||||
)
|
||||
{
|
||||
return *((BOOLEAN *) ExGetWorker (Guid, ExTokenNumber, sizeof (BOOLEAN)));
|
||||
}
|
||||
|
||||
|
||||
|
||||
UINTN
|
||||
EFIAPI
|
||||
PeiPcdGetSizeEx (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber
|
||||
)
|
||||
{
|
||||
if ((!FeaturePcdGet (PcdPeiPcdDatabaseGetSizeEnabled)) || !FeaturePcdGet (PcdPeiPcdDatabaseExEnabled)) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
return PeiPcdGetSize (GetExPcdTokenNumber (Guid, ExTokenNumber));
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSet8 (
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT8 Value
|
||||
)
|
||||
{
|
||||
return SetValueWorker (TokenNumber, &Value, sizeof (Value));
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSet16 (
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT16 Value
|
||||
)
|
||||
{
|
||||
return SetValueWorker (TokenNumber, &Value, sizeof (Value));
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSet32 (
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT32 Value
|
||||
)
|
||||
{
|
||||
return SetValueWorker (TokenNumber, &Value, sizeof (Value));
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSet64 (
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT64 Value
|
||||
)
|
||||
{
|
||||
return SetValueWorker (TokenNumber, &Value, sizeof (Value));
|
||||
}
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSetPtr (
|
||||
IN UINTN TokenNumber,
|
||||
IN OUT UINTN *SizeOfBuffer,
|
||||
IN VOID *Buffer
|
||||
)
|
||||
{
|
||||
return SetWorker (TokenNumber, Buffer, SizeOfBuffer, TRUE);
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSetBool (
|
||||
IN UINTN TokenNumber,
|
||||
IN BOOLEAN Value
|
||||
)
|
||||
{
|
||||
return SetValueWorker (TokenNumber, &Value, sizeof (Value));
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSet8Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber,
|
||||
IN UINT8 Value
|
||||
)
|
||||
{
|
||||
return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSet16Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber,
|
||||
IN UINT16 Value
|
||||
)
|
||||
{
|
||||
return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSet32Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber,
|
||||
IN UINT32 Value
|
||||
)
|
||||
{
|
||||
return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSet64Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber,
|
||||
IN UINT64 Value
|
||||
)
|
||||
{
|
||||
return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSetPtrEx (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber,
|
||||
IN UINTN *SizeOfBuffer,
|
||||
IN VOID *Value
|
||||
)
|
||||
{
|
||||
return ExSetWorker (ExTokenNumber, Guid, Value, SizeOfBuffer, TRUE);
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSetBoolEx (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber,
|
||||
IN BOOLEAN Value
|
||||
)
|
||||
{
|
||||
return ExSetValueWorker (ExTokenNumber, Guid, &Value, sizeof (Value));
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiRegisterCallBackOnSet (
|
||||
IN CONST EFI_GUID *Guid, OPTIONAL
|
||||
IN UINTN ExTokenNumber,
|
||||
IN PCD_PPI_CALLBACK CallBackFunction
|
||||
)
|
||||
{
|
||||
if (!FeaturePcdGet(PcdPeiPcdDatabaseCallbackOnSetEnabled)) {
|
||||
return EFI_UNSUPPORTED;
|
||||
}
|
||||
|
||||
ASSERT (CallBackFunction != NULL);
|
||||
|
||||
return PeiRegisterCallBackWorker (ExTokenNumber, Guid, CallBackFunction, TRUE);
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PcdUnRegisterCallBackOnSet (
|
||||
IN CONST EFI_GUID *Guid, OPTIONAL
|
||||
IN UINTN ExTokenNumber,
|
||||
IN PCD_PPI_CALLBACK CallBackFunction
|
||||
)
|
||||
{
|
||||
if (!FeaturePcdGet(PcdPeiPcdDatabaseCallbackOnSetEnabled)) {
|
||||
return EFI_UNSUPPORTED;
|
||||
}
|
||||
|
||||
ASSERT (CallBackFunction != NULL);
|
||||
|
||||
return PeiRegisterCallBackWorker (ExTokenNumber, Guid, CallBackFunction, FALSE);
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdGetNextToken (
|
||||
IN CONST EFI_GUID *Guid, OPTIONAL
|
||||
IN OUT UINTN *TokenNumber
|
||||
)
|
||||
{
|
||||
UINTN GuidTableIdx;
|
||||
PEI_PCD_DATABASE *PeiPcdDb;
|
||||
EFI_GUID *MatchGuid;
|
||||
DYNAMICEX_MAPPING *ExMapTable;
|
||||
UINTN i;
|
||||
BOOLEAN Found;
|
||||
BOOLEAN PeiExMapTableEmpty;
|
||||
|
||||
if (!FeaturePcdGet (PcdPeiPcdDatabaseTraverseEnabled)) {
|
||||
return EFI_UNSUPPORTED;
|
||||
}
|
||||
|
||||
PeiExMapTableEmpty = PEI_EXMAP_TABLE_EMPTY;
|
||||
|
||||
if (Guid == NULL) {
|
||||
if (*TokenNumber > PEI_NEX_TOKEN_NUMBER) {
|
||||
return EFI_NOT_FOUND;
|
||||
}
|
||||
(*TokenNumber)++;
|
||||
if (*TokenNumber > PEI_NEX_TOKEN_NUMBER) {
|
||||
*TokenNumber = PCD_INVALID_TOKEN_NUMBER;
|
||||
}
|
||||
return EFI_SUCCESS;
|
||||
} else {
|
||||
if (PeiExMapTableEmpty) {
|
||||
*TokenNumber = PCD_INVALID_TOKEN_NUMBER;
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
//
|
||||
// Assume PCD Database AutoGen tool is sorting the ExMap based on the following order
|
||||
// 1) ExGuid
|
||||
// 2) ExTokenNumber
|
||||
//
|
||||
PeiPcdDb = GetPcdDatabase ();
|
||||
|
||||
MatchGuid = ScanGuid (PeiPcdDb->Init.GuidTable, sizeof(PeiPcdDb->Init.GuidTable), Guid);
|
||||
|
||||
if (MatchGuid == NULL) {
|
||||
*TokenNumber = PCD_INVALID_TOKEN_NUMBER;
|
||||
return EFI_NOT_FOUND;
|
||||
}
|
||||
|
||||
GuidTableIdx = MatchGuid - PeiPcdDb->Init.GuidTable;
|
||||
|
||||
ExMapTable = PeiPcdDb->Init.ExMapTable;
|
||||
|
||||
Found = FALSE;
|
||||
//
|
||||
// Locate the GUID in ExMapTable first.
|
||||
//
|
||||
for (i = 0; i < PEI_EXMAPPING_TABLE_SIZE; i++) {
|
||||
if (ExMapTable[i].ExGuidIndex == GuidTableIdx) {
|
||||
Found = TRUE;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (Found) {
|
||||
if (*TokenNumber == PCD_INVALID_TOKEN_NUMBER) {
|
||||
*TokenNumber = ExMapTable[i].ExTokenNumber;
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
for ( ; i < PEI_EXMAPPING_TABLE_SIZE; i++) {
|
||||
if (ExMapTable[i].ExTokenNumber == *TokenNumber) {
|
||||
i++;
|
||||
if (i == PEI_EXMAPPING_TABLE_SIZE) {
|
||||
//
|
||||
// Exceed the length of ExMap Table
|
||||
//
|
||||
*TokenNumber = PCD_INVALID_TOKEN_NUMBER;
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
if (ExMapTable[i].ExGuidIndex == GuidTableIdx) {
|
||||
*TokenNumber = ExMapTable[i].ExTokenNumber;
|
||||
return EFI_SUCCESS;
|
||||
} else {
|
||||
*TokenNumber = PCD_INVALID_TOKEN_NUMBER;
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
}
|
||||
}
|
||||
return EFI_NOT_FOUND;
|
||||
}
|
||||
}
|
||||
|
||||
return EFI_NOT_FOUND;
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdGetNextTokenSpace (
|
||||
IN OUT CONST EFI_GUID **Guid
|
||||
)
|
||||
{
|
||||
UINTN GuidTableIdx;
|
||||
EFI_GUID *MatchGuid;
|
||||
PEI_PCD_DATABASE *PeiPcdDb;
|
||||
DYNAMICEX_MAPPING *ExMapTable;
|
||||
UINTN i;
|
||||
BOOLEAN Found;
|
||||
BOOLEAN PeiExMapTableEmpty;
|
||||
|
||||
if (!FeaturePcdGet (PcdPeiPcdDatabaseTraverseEnabled)) {
|
||||
return EFI_UNSUPPORTED;
|
||||
}
|
||||
|
||||
ASSERT (Guid != NULL);
|
||||
|
||||
PeiExMapTableEmpty = PEI_EXMAP_TABLE_EMPTY;
|
||||
|
||||
if (PeiExMapTableEmpty) {
|
||||
if (*Guid != NULL) {
|
||||
return EFI_NOT_FOUND;
|
||||
} else {
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
}
|
||||
|
||||
//
|
||||
// Assume PCD Database AutoGen tool is sorting the ExMap based on the following order
|
||||
// 1) ExGuid
|
||||
// 2) ExTokenNumber
|
||||
//
|
||||
PeiPcdDb = GetPcdDatabase ();
|
||||
|
||||
ExMapTable = PeiPcdDb->Init.ExMapTable;
|
||||
|
||||
if (*Guid == NULL) {
|
||||
//
|
||||
// return the first Token Space Guid.
|
||||
//
|
||||
*Guid = &PeiPcdDb->Init.GuidTable[ExMapTable[0].ExGuidIndex];
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
MatchGuid = ScanGuid (PeiPcdDb->Init.GuidTable, sizeof(PeiPcdDb->Init.GuidTable), *Guid);
|
||||
|
||||
if (MatchGuid == NULL) {
|
||||
return EFI_NOT_FOUND;
|
||||
}
|
||||
|
||||
GuidTableIdx = MatchGuid - PeiPcdDb->Init.GuidTable;
|
||||
|
||||
Found = FALSE;
|
||||
for (i = 0; i < PEI_EXMAPPING_TABLE_SIZE; i++) {
|
||||
if (ExMapTable[i].ExGuidIndex == GuidTableIdx) {
|
||||
Found = TRUE;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (Found) {
|
||||
i++;
|
||||
for ( ; i < PEI_EXMAPPING_TABLE_SIZE; i++ ) {
|
||||
if (ExMapTable[i].ExGuidIndex != GuidTableIdx ) {
|
||||
*Guid = &PeiPcdDb->Init.GuidTable[ExMapTable[i].ExGuidIndex];
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
}
|
||||
*Guid = NULL;
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
return EFI_NOT_FOUND;
|
||||
|
||||
}
|
||||
|
||||
UINTN
|
||||
GetPtrTypeSize (
|
||||
IN UINTN LocalTokenNumberTableIdx,
|
||||
OUT UINTN *MaxSize,
|
||||
IN PEI_PCD_DATABASE *Database
|
||||
)
|
||||
{
|
||||
INTN SizeTableIdx;
|
||||
UINTN LocalTokenNumber;
|
||||
SKU_ID *SkuIdTable;
|
||||
SIZE_INFO *SizeTable;
|
||||
UINTN i;
|
||||
|
||||
SizeTableIdx = GetSizeTableIndex (LocalTokenNumberTableIdx, Database);
|
||||
|
||||
LocalTokenNumber = Database->Init.LocalTokenNumberTable[LocalTokenNumberTableIdx];
|
||||
|
||||
ASSERT ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER);
|
||||
|
||||
SizeTable = Database->Init.SizeTable;
|
||||
|
||||
*MaxSize = SizeTable[SizeTableIdx];
|
||||
//
|
||||
// SizeTable only contain record for PCD_DATUM_TYPE_POINTER type
|
||||
// PCD entry.
|
||||
//
|
||||
if (LocalTokenNumber & PCD_TYPE_VPD) {
|
||||
//
|
||||
// We have only one entry for VPD enabled PCD entry:
|
||||
// 1) MAX Size.
|
||||
// We consider current size is equal to MAX size.
|
||||
//
|
||||
return *MaxSize;
|
||||
} else {
|
||||
if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) {
|
||||
//
|
||||
// We have only two entry for Non-Sku enabled PCD entry:
|
||||
// 1) MAX SIZE
|
||||
// 2) Current Size
|
||||
//
|
||||
return SizeTable[SizeTableIdx + 1];
|
||||
} else {
|
||||
//
|
||||
// We have these entry for SKU enabled PCD entry
|
||||
// 1) MAX SIZE
|
||||
// 2) Current Size for each SKU_ID (It is equal to MaxSku).
|
||||
//
|
||||
SkuIdTable = GetSkuIdArray (LocalTokenNumberTableIdx, Database);
|
||||
for (i = 0; i < SkuIdTable[0]; i++) {
|
||||
if (SkuIdTable[1 + i] == Database->Init.SystemSkuId) {
|
||||
return SizeTable[SizeTableIdx + 1 + i];
|
||||
}
|
||||
}
|
||||
return SizeTable[SizeTableIdx + 1];
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
BOOLEAN
|
||||
SetPtrTypeSize (
|
||||
IN UINTN LocalTokenNumberTableIdx,
|
||||
IN OUT UINTN *CurrentSize,
|
||||
IN PEI_PCD_DATABASE *Database
|
||||
)
|
||||
{
|
||||
INTN SizeTableIdx;
|
||||
UINTN LocalTokenNumber;
|
||||
SKU_ID *SkuIdTable;
|
||||
SIZE_INFO *SizeTable;
|
||||
UINTN i;
|
||||
UINTN MaxSize;
|
||||
|
||||
SizeTableIdx = GetSizeTableIndex (LocalTokenNumberTableIdx, Database);
|
||||
|
||||
LocalTokenNumber = Database->Init.LocalTokenNumberTable[LocalTokenNumberTableIdx];
|
||||
|
||||
ASSERT ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER);
|
||||
|
||||
SizeTable = Database->Init.SizeTable;
|
||||
|
||||
MaxSize = SizeTable[SizeTableIdx];
|
||||
//
|
||||
// SizeTable only contain record for PCD_DATUM_TYPE_POINTER type
|
||||
// PCD entry.
|
||||
//
|
||||
if (LocalTokenNumber & PCD_TYPE_VPD) {
|
||||
//
|
||||
// We shouldn't come here as we don't support SET for VPD
|
||||
//
|
||||
ASSERT (FALSE);
|
||||
return FALSE;
|
||||
} else {
|
||||
if ((*CurrentSize > MaxSize) ||
|
||||
(*CurrentSize == MAX_ADDRESS)) {
|
||||
*CurrentSize = MaxSize;
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) {
|
||||
//
|
||||
// We have only two entry for Non-Sku enabled PCD entry:
|
||||
// 1) MAX SIZE
|
||||
// 2) Current Size
|
||||
//
|
||||
SizeTable[SizeTableIdx + 1] = (SIZE_INFO) *CurrentSize;
|
||||
return TRUE;
|
||||
} else {
|
||||
//
|
||||
// We have these entry for SKU enabled PCD entry
|
||||
// 1) MAX SIZE
|
||||
// 2) Current Size for each SKU_ID (It is equal to MaxSku).
|
||||
//
|
||||
SkuIdTable = GetSkuIdArray (LocalTokenNumberTableIdx, Database);
|
||||
for (i = 0; i < SkuIdTable[0]; i++) {
|
||||
if (SkuIdTable[1 + i] == Database->Init.SystemSkuId) {
|
||||
SizeTable[SizeTableIdx + 1 + i] = (SIZE_INFO) *CurrentSize;
|
||||
return TRUE;
|
||||
}
|
||||
}
|
||||
SizeTable[SizeTableIdx + 1] = (SIZE_INFO) *CurrentSize;
|
||||
return TRUE;
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
|
@ -0,0 +1,25 @@
|
|||
/*++
|
||||
|
||||
Copyright (c) 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:
|
||||
|
||||
Pcd.dxs
|
||||
|
||||
Abstract:
|
||||
|
||||
Dependency expression source file.
|
||||
|
||||
--*/
|
||||
#include <DxeDepex.h>
|
||||
|
||||
DEPENDENCY_START
|
||||
TRUE
|
||||
DEPENDENCY_END
|
||||
|
|
@ -0,0 +1,140 @@
|
|||
#/** @file
|
||||
# Component description file for Pcd Database PEIM module
|
||||
#
|
||||
# This PEIM driver implement and produce PCD PPI.
|
||||
# Copyright (c) 2006 - 2007, 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 Section - statements that will be processed to create a Makefile.
|
||||
#
|
||||
################################################################################
|
||||
[Defines]
|
||||
INF_VERSION = 0x00010005
|
||||
BASE_NAME = PcdPeim
|
||||
FILE_GUID = 9B3ADA4F-AE56-4c24-8DEA-F03B7558AE50
|
||||
MODULE_TYPE = PEIM
|
||||
VERSION_STRING = 1.0
|
||||
PCD_DRIVER = PEI_PCD_DRIVER
|
||||
EDK_RELEASE_VERSION = 0x00020000
|
||||
EFI_SPECIFICATION_VERSION = 0x00020000
|
||||
|
||||
ENTRY_POINT = PcdPeimInit
|
||||
|
||||
#
|
||||
# The following information is for reference only and not required by the build tools.
|
||||
#
|
||||
# VALID_ARCHITECTURES = IA32 X64 IPF EBC
|
||||
#
|
||||
|
||||
################################################################################
|
||||
#
|
||||
# Sources Section - list of files that are required for the build to succeed.
|
||||
#
|
||||
################################################################################
|
||||
|
||||
[Sources.common]
|
||||
Service.c
|
||||
Service.h
|
||||
Pcd.c
|
||||
CommonHeader.h
|
||||
|
||||
|
||||
################################################################################
|
||||
#
|
||||
# Package Dependency Section - list of Package files that are required for
|
||||
# this module.
|
||||
#
|
||||
################################################################################
|
||||
|
||||
[Packages]
|
||||
MdePkg/MdePkg.dec
|
||||
MdeModulePkg/MdeModulePkg.dec
|
||||
|
||||
|
||||
################################################################################
|
||||
#
|
||||
# Library Class Section - list of Library Classes that are required for
|
||||
# this module.
|
||||
#
|
||||
################################################################################
|
||||
|
||||
[LibraryClasses]
|
||||
BaseMemoryLib
|
||||
PeiServicesTablePointerLib
|
||||
PcdLib
|
||||
PeiServicesLib
|
||||
HobLib
|
||||
BaseLib
|
||||
PeimEntryPoint
|
||||
DebugLib
|
||||
|
||||
|
||||
################################################################################
|
||||
#
|
||||
# Guid C Name Section - list of Guids that this module uses or produces.
|
||||
#
|
||||
################################################################################
|
||||
|
||||
[Guids]
|
||||
gPcdPeiCallbackFnTableHobGuid # ALWAYS_PRODUCED Hob: GUID_EXTENSION
|
||||
gPcdDataBaseHobGuid # ALWAYS_PRODUCED Hob: GUID_EXTENSION
|
||||
|
||||
|
||||
################################################################################
|
||||
#
|
||||
# PPI C Name Section - list of PPI and PPI Notify C Names that this module
|
||||
# uses or produces.
|
||||
#
|
||||
################################################################################
|
||||
|
||||
[Ppis]
|
||||
gEfiPeiReadOnlyVariablePpiGuid # PPI ALWAYS_CONSUMED
|
||||
gPcdPpiGuid # PPI ALWAYS_PRODUCED
|
||||
|
||||
|
||||
################################################################################
|
||||
#
|
||||
# Pcd FEATURE_FLAG - list of PCDs that this module is coded for.
|
||||
#
|
||||
################################################################################
|
||||
|
||||
[PcdsFeatureFlag.common]
|
||||
PcdPeiPcdDatabaseSetEnabled|gEfiEdkModulePkgTokenSpaceGuid
|
||||
PcdPeiPcdDatabaseGetSizeEnabled|gEfiEdkModulePkgTokenSpaceGuid
|
||||
PcdPeiPcdDatabaseExEnabled|gEfiEdkModulePkgTokenSpaceGuid
|
||||
PcdPeiPcdDatabaseCallbackOnSetEnabled|gEfiEdkModulePkgTokenSpaceGuid
|
||||
PcdPeiPcdDatabaseTraverseEnabled|gEfiEdkModulePkgTokenSpaceGuid
|
||||
|
||||
|
||||
################################################################################
|
||||
#
|
||||
# Pcd FIXED_AT_BUILD - list of PCDs that this module is coded for.
|
||||
#
|
||||
################################################################################
|
||||
|
||||
[PcdsFixedAtBuild.common]
|
||||
PcdVpdBaseAddress|gEfiEdkModulePkgTokenSpaceGuid
|
||||
PcdMaxPeiPcdCallBackNumberPerPcdEntry|gEfiEdkModulePkgTokenSpaceGuid
|
||||
|
||||
|
||||
################################################################################
|
||||
#
|
||||
# Dependency Expression Section - list of Dependency expressions that are required for
|
||||
# this module.
|
||||
#
|
||||
################################################################################
|
||||
|
||||
[Depex]
|
||||
TRUE
|
||||
|
||||
|
|
@ -0,0 +1,129 @@
|
|||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<ModuleSurfaceArea xmlns="http://www.TianoCore.org/2006/Edk2.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
|
||||
<MsaHeader>
|
||||
<ModuleName>PcdPeim</ModuleName>
|
||||
<ModuleType>PEIM</ModuleType>
|
||||
<GuidValue>9B3ADA4F-AE56-4c24-8DEA-F03B7558AE50</GuidValue>
|
||||
<Version>1.0</Version>
|
||||
<Abstract>Component description file for Pcd Database PEIM module</Abstract>
|
||||
<Description>This PEIM driver implement and produce PCD PPI.</Description>
|
||||
<Copyright>Copyright (c) 2006 - 2007, Intel Corporation</Copyright>
|
||||
<License>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.</License>
|
||||
<Specification>FRAMEWORK_BUILD_PACKAGING_SPECIFICATION 0x00000052</Specification>
|
||||
</MsaHeader>
|
||||
<ModuleDefinitions>
|
||||
<SupportedArchitectures>IA32 X64 IPF EBC</SupportedArchitectures>
|
||||
<BinaryModule>false</BinaryModule>
|
||||
<OutputFileBasename>PcdPeim</OutputFileBasename>
|
||||
</ModuleDefinitions>
|
||||
<LibraryClassDefinitions>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED" RecommendedInstanceGuid="bda39d3a-451b-4350-8266-81ab10fa0523">
|
||||
<Keyword>DebugLib</Keyword>
|
||||
<HelpText>Recommended libary Instance is PeiDxeDebugLibReportStatusCode instance in MdePkg.</HelpText>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>PeimEntryPoint</Keyword>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>BaseLib</Keyword>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>HobLib</Keyword>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>PeiServicesLib</Keyword>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>PcdLib</Keyword>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>PeiServicesTablePointerLib</Keyword>
|
||||
</LibraryClass>
|
||||
<LibraryClass Usage="ALWAYS_CONSUMED">
|
||||
<Keyword>BaseMemoryLib</Keyword>
|
||||
</LibraryClass>
|
||||
</LibraryClassDefinitions>
|
||||
<SourceFiles>
|
||||
<Filename>Pcd.dxs</Filename>
|
||||
<Filename>Pcd.c</Filename>
|
||||
<Filename>Service.h</Filename>
|
||||
<Filename>Service.c</Filename>
|
||||
</SourceFiles>
|
||||
<PackageDependencies>
|
||||
<Package PackageGuid="5e0e9358-46b6-4ae2-8218-4ab8b9bbdcec"/>
|
||||
<Package PackageGuid="68169ab0-d41b-4009-9060-292c253ac43d"/>
|
||||
</PackageDependencies>
|
||||
<Hobs>
|
||||
<HobTypes Usage="ALWAYS_PRODUCED" HobGuidCName="gPcdDataBaseHobGuid">
|
||||
<HobType>GUID_EXTENSION</HobType>
|
||||
</HobTypes>
|
||||
<HobTypes Usage="ALWAYS_PRODUCED" HobGuidCName="gPcdPeiCallbackFnTableHobGuid">
|
||||
<HobType>GUID_EXTENSION</HobType>
|
||||
</HobTypes>
|
||||
</Hobs>
|
||||
<PPIs>
|
||||
<Ppi Usage="ALWAYS_PRODUCED">
|
||||
<PpiCName>gPcdPpiGuid</PpiCName>
|
||||
</Ppi>
|
||||
<Ppi Usage="ALWAYS_CONSUMED">
|
||||
<PpiCName>gEfiPeiReadOnlyVariablePpiGuid</PpiCName>
|
||||
</Ppi>
|
||||
</PPIs>
|
||||
<Externs>
|
||||
<PcdIsDriver>PEI_PCD_DRIVER</PcdIsDriver>
|
||||
<Specification>EFI_SPECIFICATION_VERSION 0x00020000</Specification>
|
||||
<Specification>EDK_RELEASE_VERSION 0x00020000</Specification>
|
||||
<Extern>
|
||||
<ModuleEntryPoint>PcdPeimInit</ModuleEntryPoint>
|
||||
</Extern>
|
||||
</Externs>
|
||||
<PcdCoded>
|
||||
<PcdEntry PcdItemType="FIXED_AT_BUILD" Usage="ALWAYS_CONSUMED">
|
||||
<C_Name>PcdMaxPeiPcdCallBackNumberPerPcdEntry</C_Name>
|
||||
<TokenSpaceGuidCName>gEfiEdkModulePkgTokenSpaceGuid</TokenSpaceGuidCName>
|
||||
<HelpText>The maximum number of callback function, which will be triggered when
|
||||
a PCD entry is been set, can be registered for a single PCD entry in PEI phase.</HelpText>
|
||||
</PcdEntry>
|
||||
<PcdEntry PcdItemType="FIXED_AT_BUILD" Usage="ALWAYS_CONSUMED">
|
||||
<C_Name>PcdVpdBaseAddress</C_Name>
|
||||
<TokenSpaceGuidCName>gEfiEdkModulePkgTokenSpaceGuid</TokenSpaceGuidCName>
|
||||
<HelpText>The base address of the VPD (Vital Product Data) region. It is
|
||||
normally a region reserved on flash.</HelpText>
|
||||
</PcdEntry>
|
||||
<PcdEntry PcdItemType="FEATURE_FLAG" Usage="ALWAYS_CONSUMED">
|
||||
<C_Name>PcdPeiPcdDatabaseTraverseEnabled</C_Name>
|
||||
<TokenSpaceGuidCName>gEfiEdkModulePkgTokenSpaceGuid</TokenSpaceGuidCName>
|
||||
<HelpText>This feature flag can be used to enable or disable the Pcd PEIM database
|
||||
traverse capability. Disable it can reduce the size of final image generated.</HelpText>
|
||||
</PcdEntry>
|
||||
<PcdEntry PcdItemType="FEATURE_FLAG" Usage="ALWAYS_CONSUMED">
|
||||
<C_Name>PcdPeiPcdDatabaseCallbackOnSetEnabled</C_Name>
|
||||
<TokenSpaceGuidCName>gEfiEdkModulePkgTokenSpaceGuid</TokenSpaceGuidCName>
|
||||
<DefaultValue>FALSE</DefaultValue>
|
||||
<HelpText>This feature flag can be used to enable or disable the Callback On SET capability of PCD service PEIM. If a platform does not register any callback on set in PEI phase. This flag can be set to DISABLE to save size.</HelpText>
|
||||
</PcdEntry>
|
||||
<PcdEntry PcdItemType="FEATURE_FLAG" Usage="ALWAYS_CONSUMED">
|
||||
<C_Name>PcdPeiPcdDatabaseExEnabled</C_Name>
|
||||
<TokenSpaceGuidCName>gEfiEdkModulePkgTokenSpaceGuid</TokenSpaceGuidCName>
|
||||
<DefaultValue>FALSE</DefaultValue>
|
||||
<HelpText>This feature flag can be used to enable or disable the PCD service PEIM to handle DynamicEX PCD. If a platform has no module to use DynamicEX in PEI phase. This flag can be set to DISABLE to save size.</HelpText>
|
||||
</PcdEntry>
|
||||
<PcdEntry PcdItemType="FEATURE_FLAG" Usage="ALWAYS_CONSUMED">
|
||||
<C_Name>PcdPeiPcdDatabaseGetSizeEnabled</C_Name>
|
||||
<TokenSpaceGuidCName>gEfiEdkModulePkgTokenSpaceGuid</TokenSpaceGuidCName>
|
||||
<DefaultValue>FALSE</DefaultValue>
|
||||
<HelpText>This feature flag can be used to enable or disable the GET size capability of PCD service PEIM. If a platform does not do PCD get size operation in PEI phase. This flag can be set to DISABLE to save size.</HelpText>
|
||||
</PcdEntry>
|
||||
<PcdEntry PcdItemType="FEATURE_FLAG" Usage="ALWAYS_CONSUMED">
|
||||
<C_Name>PcdPeiPcdDatabaseSetEnabled</C_Name>
|
||||
<TokenSpaceGuidCName>gEfiEdkModulePkgTokenSpaceGuid</TokenSpaceGuidCName>
|
||||
<DefaultValue>FALSE</DefaultValue>
|
||||
<HelpText>This feature flag can be used to enable or disable the SET capability of PCD service PEIM. If a platform does not do PCD SET operation in PEI phase. This flag can be set to DISABLE to save size.</HelpText>
|
||||
</PcdEntry>
|
||||
</PcdCoded>
|
||||
</ModuleSurfaceArea>
|
||||
|
|
@ -0,0 +1,733 @@
|
|||
/** @file
|
||||
Private functions used by PCD PEIM.
|
||||
|
||||
Copyright (c) 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: Service.c
|
||||
|
||||
**/
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
#include "Service.h"
|
||||
|
||||
/**
|
||||
The function registers the CallBackOnSet fucntion
|
||||
according to TokenNumber and EFI_GUID space.
|
||||
|
||||
@param TokenNumber The token number.
|
||||
@param Guid The GUID space.
|
||||
@param CallBackFunction The Callback function to be registered.
|
||||
@param Register To register or unregister the callback function.
|
||||
|
||||
@retval EFI_SUCCESS If the Callback function is registered.
|
||||
@retval EFI_NOT_FOUND If the PCD Entry is not found according to Token Number and GUID space.
|
||||
@retval EFI_OUT_OF_RESOURCES If the callback function can't be registered because there is not free
|
||||
slot left in the CallbackFnTable.
|
||||
--*/
|
||||
EFI_STATUS
|
||||
PeiRegisterCallBackWorker (
|
||||
IN UINTN ExTokenNumber,
|
||||
IN CONST EFI_GUID *Guid, OPTIONAL
|
||||
IN PCD_PPI_CALLBACK CallBackFunction,
|
||||
IN BOOLEAN Register
|
||||
)
|
||||
{
|
||||
EFI_HOB_GUID_TYPE *GuidHob;
|
||||
PCD_PPI_CALLBACK *CallbackTable;
|
||||
PCD_PPI_CALLBACK Compare;
|
||||
PCD_PPI_CALLBACK Assign;
|
||||
UINT32 LocalTokenNumber;
|
||||
UINTN TokenNumber;
|
||||
UINTN Idx;
|
||||
|
||||
if (Guid == NULL) {
|
||||
TokenNumber = ExTokenNumber;
|
||||
|
||||
//
|
||||
// TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
|
||||
// We have to decrement TokenNumber by 1 to make it usable
|
||||
// as the array index.
|
||||
//
|
||||
TokenNumber--;
|
||||
ASSERT (TokenNumber + 1 < PEI_NEX_TOKEN_NUMBER + 1);
|
||||
} else {
|
||||
TokenNumber = GetExPcdTokenNumber (Guid, ExTokenNumber);
|
||||
|
||||
//
|
||||
// TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
|
||||
// We have to decrement TokenNumber by 1 to make it usable
|
||||
// as the array index.
|
||||
//
|
||||
TokenNumber--;
|
||||
// EBC compiler is very choosy. It may report warning about comparison
|
||||
// between UINTN and 0 . So we add 1 in each size of the
|
||||
// comparison.
|
||||
ASSERT (TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);
|
||||
}
|
||||
|
||||
|
||||
LocalTokenNumber = GetPcdDatabase()->Init.LocalTokenNumberTable[TokenNumber];
|
||||
|
||||
//
|
||||
// We don't support SET for HII and VPD type PCD entry in PEI phase.
|
||||
// So we will assert if any register callback for such PCD entry.
|
||||
//
|
||||
ASSERT ((LocalTokenNumber & PCD_TYPE_HII) == 0);
|
||||
ASSERT ((LocalTokenNumber & PCD_TYPE_VPD) == 0);
|
||||
|
||||
GuidHob = GetFirstGuidHob (&gPcdPeiCallbackFnTableHobGuid);
|
||||
ASSERT (GuidHob != NULL);
|
||||
|
||||
CallbackTable = GET_GUID_HOB_DATA (GuidHob);
|
||||
CallbackTable = CallbackTable + (TokenNumber * FixedPcdGet32(PcdMaxPeiPcdCallBackNumberPerPcdEntry));
|
||||
|
||||
Compare = Register? NULL: CallBackFunction;
|
||||
Assign = Register? CallBackFunction: NULL;
|
||||
|
||||
|
||||
for (Idx = 0; Idx < FixedPcdGet32(PcdMaxPeiPcdCallBackNumberPerPcdEntry); Idx++) {
|
||||
if (CallbackTable[Idx] == Compare) {
|
||||
CallbackTable[Idx] = Assign;
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
}
|
||||
|
||||
return Register? EFI_OUT_OF_RESOURCES : EFI_NOT_FOUND;
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
/**
|
||||
The function builds the PCD database.
|
||||
|
||||
@param VOID
|
||||
|
||||
@retval VOID
|
||||
--*/
|
||||
VOID
|
||||
BuildPcdDatabase (
|
||||
VOID
|
||||
)
|
||||
{
|
||||
PEI_PCD_DATABASE *Database;
|
||||
VOID *CallbackFnTable;
|
||||
UINTN SizeOfCallbackFnTable;
|
||||
|
||||
Database = BuildGuidHob (&gPcdDataBaseHobGuid, sizeof (PEI_PCD_DATABASE));
|
||||
|
||||
ZeroMem (Database, sizeof (PEI_PCD_DATABASE));
|
||||
|
||||
//
|
||||
// gPEIPcdDbInit is smaller than PEI_PCD_DATABASE
|
||||
//
|
||||
|
||||
CopyMem (&Database->Init, &gPEIPcdDbInit, sizeof (gPEIPcdDbInit));
|
||||
|
||||
SizeOfCallbackFnTable = PEI_LOCAL_TOKEN_NUMBER * sizeof (PCD_PPI_CALLBACK) * FixedPcdGet32(PcdMaxPeiPcdCallBackNumberPerPcdEntry);
|
||||
|
||||
CallbackFnTable = BuildGuidHob (&gPcdPeiCallbackFnTableHobGuid, SizeOfCallbackFnTable);
|
||||
|
||||
ZeroMem (CallbackFnTable, SizeOfCallbackFnTable);
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
The function is provided by PCD PEIM and PCD DXE driver to
|
||||
do the work of reading a HII variable from variable service.
|
||||
|
||||
@param VariableGuid The Variable GUID.
|
||||
@param VariableName The Variable Name.
|
||||
@param VariableData The output data.
|
||||
@param VariableSize The size of the variable.
|
||||
|
||||
@retval EFI_SUCCESS Operation successful.
|
||||
@retval EFI_NOT_FOUND Variablel not found.
|
||||
--*/
|
||||
STATIC
|
||||
EFI_STATUS
|
||||
GetHiiVariable (
|
||||
IN CONST EFI_GUID *VariableGuid,
|
||||
IN UINT16 *VariableName,
|
||||
OUT VOID **VariableData,
|
||||
OUT UINTN *VariableSize
|
||||
)
|
||||
{
|
||||
UINTN Size;
|
||||
EFI_STATUS Status;
|
||||
VOID *Buffer;
|
||||
EFI_PEI_READ_ONLY_VARIABLE_PPI *VariablePpi;
|
||||
|
||||
Status = PeiServicesLocatePpi (&gEfiPeiReadOnlyVariablePpiGuid, 0, NULL, (VOID **) &VariablePpi);
|
||||
ASSERT_EFI_ERROR (Status);
|
||||
|
||||
Size = 0;
|
||||
Status = VariablePpi->PeiGetVariable (
|
||||
GetPeiServicesTablePointer (),
|
||||
VariableName,
|
||||
(EFI_GUID *) VariableGuid,
|
||||
NULL,
|
||||
&Size,
|
||||
NULL
|
||||
);
|
||||
if (Status == EFI_BUFFER_TOO_SMALL) {
|
||||
|
||||
|
||||
Status = PeiServicesAllocatePool (Size, &Buffer);
|
||||
ASSERT_EFI_ERROR (Status);
|
||||
|
||||
Status = VariablePpi->PeiGetVariable (
|
||||
GetPeiServicesTablePointer (),
|
||||
(UINT16 *) VariableName,
|
||||
(EFI_GUID *) VariableGuid,
|
||||
NULL,
|
||||
&Size,
|
||||
Buffer
|
||||
);
|
||||
ASSERT_EFI_ERROR (Status);
|
||||
|
||||
*VariableSize = Size;
|
||||
*VariableData = Buffer;
|
||||
|
||||
return EFI_SUCCESS;
|
||||
} else {
|
||||
return EFI_NOT_FOUND;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
STATIC
|
||||
UINT32
|
||||
GetSkuEnabledTokenNumber (
|
||||
UINT32 LocalTokenNumber,
|
||||
UINTN Size
|
||||
)
|
||||
{
|
||||
PEI_PCD_DATABASE *PeiPcdDb;
|
||||
SKU_HEAD *SkuHead;
|
||||
SKU_ID *SkuIdTable;
|
||||
INTN i;
|
||||
UINT8 *Value;
|
||||
|
||||
PeiPcdDb = GetPcdDatabase ();
|
||||
|
||||
ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0);
|
||||
|
||||
SkuHead = (SKU_HEAD *) ((UINT8 *)PeiPcdDb + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK));
|
||||
Value = (UINT8 *) ((UINT8 *)PeiPcdDb + (SkuHead->SkuDataStartOffset));
|
||||
SkuIdTable = (SKU_ID *) ((UINT8 *)PeiPcdDb + (SkuHead->SkuIdTableOffset));
|
||||
|
||||
for (i = 0; i < SkuIdTable[0]; i++) {
|
||||
if (PeiPcdDb->Init.SystemSkuId == SkuIdTable[i + 1]) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {
|
||||
case PCD_TYPE_VPD:
|
||||
Value = (UINT8 *) &(((VPD_HEAD *) Value)[i]);
|
||||
return (UINT32) ((Value - (UINT8 *) PeiPcdDb) | PCD_TYPE_VPD);
|
||||
|
||||
case PCD_TYPE_HII:
|
||||
Value = (UINT8 *) &(((VARIABLE_HEAD *) Value)[i]);
|
||||
return (UINT32) ((Value - (UINT8 *) PeiPcdDb) | PCD_TYPE_HII);
|
||||
|
||||
case PCD_TYPE_STRING:
|
||||
Value = (UINT8 *) &(((STRING_HEAD *) Value)[i]);
|
||||
return (UINT32) ((Value - (UINT8 *) PeiPcdDb) | PCD_TYPE_STRING);
|
||||
|
||||
case PCD_TYPE_DATA:
|
||||
Value += Size * i;
|
||||
return (UINT32) (Value - (UINT8 *) PeiPcdDb);
|
||||
|
||||
default:
|
||||
ASSERT (FALSE);
|
||||
}
|
||||
|
||||
ASSERT (FALSE);
|
||||
|
||||
return 0;
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
STATIC
|
||||
VOID
|
||||
InvokeCallbackOnSet (
|
||||
UINTN ExTokenNumber,
|
||||
CONST EFI_GUID *Guid, OPTIONAL
|
||||
UINTN TokenNumber,
|
||||
VOID *Data,
|
||||
UINTN Size
|
||||
)
|
||||
{
|
||||
EFI_HOB_GUID_TYPE *GuidHob;
|
||||
PCD_PPI_CALLBACK *CallbackTable;
|
||||
UINTN Idx;
|
||||
|
||||
//
|
||||
// TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
|
||||
// We have to decrement TokenNumber by 1 to make it usable
|
||||
// as the array index.
|
||||
//
|
||||
TokenNumber--;
|
||||
|
||||
if (Guid == NULL) {
|
||||
// EBC compiler is very choosy. It may report warning about comparison
|
||||
// between UINTN and 0 . So we add 1 in each size of the
|
||||
// comparison.
|
||||
ASSERT (TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);
|
||||
}
|
||||
|
||||
GuidHob = GetFirstGuidHob (&gPcdPeiCallbackFnTableHobGuid);
|
||||
ASSERT (GuidHob != NULL);
|
||||
|
||||
CallbackTable = GET_GUID_HOB_DATA (GuidHob);
|
||||
|
||||
CallbackTable += (TokenNumber * FixedPcdGet32(PcdMaxPeiPcdCallBackNumberPerPcdEntry));
|
||||
|
||||
for (Idx = 0; Idx < FixedPcdGet32(PcdMaxPeiPcdCallBackNumberPerPcdEntry); Idx++) {
|
||||
if (CallbackTable[Idx] != NULL) {
|
||||
CallbackTable[Idx] (Guid,
|
||||
(Guid == NULL)? TokenNumber: ExTokenNumber,
|
||||
Data,
|
||||
Size
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
SetValueWorker (
|
||||
IN UINTN TokenNumber,
|
||||
IN VOID *Data,
|
||||
IN UINTN Size
|
||||
)
|
||||
{
|
||||
return SetWorker (TokenNumber, Data, &Size, FALSE);
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
SetWorker (
|
||||
IN UINTN TokenNumber,
|
||||
IN OUT VOID *Data,
|
||||
IN OUT UINTN *Size,
|
||||
IN BOOLEAN PtrType
|
||||
)
|
||||
{
|
||||
UINT32 LocalTokenNumber;
|
||||
PEI_PCD_DATABASE *PeiPcdDb;
|
||||
UINT16 StringTableIdx;
|
||||
UINTN Offset;
|
||||
VOID *InternalData;
|
||||
UINTN MaxSize;
|
||||
|
||||
if (!FeaturePcdGet(PcdPeiPcdDatabaseSetEnabled)) {
|
||||
return EFI_UNSUPPORTED;
|
||||
}
|
||||
|
||||
//
|
||||
// TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
|
||||
// We have to decrement TokenNumber by 1 to make it usable
|
||||
// as the array index.
|
||||
//
|
||||
TokenNumber--;
|
||||
|
||||
// EBC compiler is very choosy. It may report warning about comparison
|
||||
// between UINTN and 0 . So we add 1 in each size of the
|
||||
// comparison.
|
||||
ASSERT (TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);
|
||||
|
||||
PeiPcdDb = GetPcdDatabase ();
|
||||
|
||||
LocalTokenNumber = PeiPcdDb->Init.LocalTokenNumberTable[TokenNumber];
|
||||
|
||||
if (!PtrType) {
|
||||
ASSERT (PeiPcdGetSize(TokenNumber + 1) == *Size);
|
||||
}
|
||||
|
||||
//
|
||||
// We only invoke the callback function for Dynamic Type PCD Entry.
|
||||
// For Dynamic EX PCD entry, we have invoked the callback function for Dynamic EX
|
||||
// type PCD entry in ExSetWorker.
|
||||
//
|
||||
if (TokenNumber + 1 < PEI_NEX_TOKEN_NUMBER + 1) {
|
||||
InvokeCallbackOnSet (0, NULL, TokenNumber + 1, Data, *Size);
|
||||
}
|
||||
|
||||
if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {
|
||||
if (PtrType) {
|
||||
MaxSize = GetPtrTypeSize (TokenNumber, &MaxSize, PeiPcdDb);
|
||||
} else {
|
||||
MaxSize = *Size;
|
||||
}
|
||||
LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, MaxSize);
|
||||
}
|
||||
|
||||
Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;
|
||||
InternalData = (VOID *) ((UINT8 *) PeiPcdDb + Offset);
|
||||
|
||||
switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {
|
||||
case PCD_TYPE_VPD:
|
||||
case PCD_TYPE_HII:
|
||||
{
|
||||
ASSERT (FALSE);
|
||||
return EFI_INVALID_PARAMETER;
|
||||
}
|
||||
|
||||
case PCD_TYPE_STRING:
|
||||
if (SetPtrTypeSize (TokenNumber, Size, PeiPcdDb)) {
|
||||
StringTableIdx = *((UINT16 *)InternalData);
|
||||
CopyMem (&PeiPcdDb->Init.StringTable[StringTableIdx], Data, *Size);
|
||||
return EFI_SUCCESS;
|
||||
} else {
|
||||
return EFI_INVALID_PARAMETER;
|
||||
}
|
||||
|
||||
case PCD_TYPE_DATA:
|
||||
{
|
||||
if (PtrType) {
|
||||
if (SetPtrTypeSize (TokenNumber, Size, PeiPcdDb)) {
|
||||
CopyMem (InternalData, Data, *Size);
|
||||
return EFI_SUCCESS;
|
||||
} else {
|
||||
return EFI_INVALID_PARAMETER;
|
||||
}
|
||||
}
|
||||
|
||||
switch (*Size) {
|
||||
case sizeof(UINT8):
|
||||
*((UINT8 *) InternalData) = *((UINT8 *) Data);
|
||||
return EFI_SUCCESS;
|
||||
|
||||
case sizeof(UINT16):
|
||||
*((UINT16 *) InternalData) = *((UINT16 *) Data);
|
||||
return EFI_SUCCESS;
|
||||
|
||||
case sizeof(UINT32):
|
||||
*((UINT32 *) InternalData) = *((UINT32 *) Data);
|
||||
return EFI_SUCCESS;
|
||||
|
||||
case sizeof(UINT64):
|
||||
*((UINT64 *) InternalData) = *((UINT64 *) Data);
|
||||
return EFI_SUCCESS;
|
||||
|
||||
default:
|
||||
ASSERT (FALSE);
|
||||
return EFI_NOT_FOUND;
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
ASSERT (FALSE);
|
||||
return EFI_NOT_FOUND;
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
ExSetValueWorker (
|
||||
IN UINTN ExTokenNumber,
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN VOID *Data,
|
||||
IN UINTN Size
|
||||
)
|
||||
{
|
||||
return ExSetWorker (ExTokenNumber, Guid, Data, &Size, FALSE);
|
||||
}
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
ExSetWorker (
|
||||
IN UINTN ExTokenNumber,
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN VOID *Data,
|
||||
IN OUT UINTN *Size,
|
||||
IN BOOLEAN PtrType
|
||||
)
|
||||
{
|
||||
UINTN TokenNumber;
|
||||
|
||||
if (!FeaturePcdGet(PcdPeiPcdDatabaseSetEnabled)) {
|
||||
return EFI_UNSUPPORTED;
|
||||
}
|
||||
|
||||
TokenNumber = GetExPcdTokenNumber (Guid, ExTokenNumber);
|
||||
|
||||
InvokeCallbackOnSet (ExTokenNumber, Guid, TokenNumber, Data, *Size);
|
||||
|
||||
return SetWorker (TokenNumber, Data, Size, PtrType);
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
VOID *
|
||||
ExGetWorker (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber,
|
||||
IN UINTN GetSize
|
||||
)
|
||||
{
|
||||
if (!FeaturePcdGet (PcdPeiPcdDatabaseExEnabled)) {
|
||||
ASSERT (FALSE);
|
||||
return 0;
|
||||
}
|
||||
|
||||
return GetWorker (GetExPcdTokenNumber (Guid, ExTokenNumber), GetSize);
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
VOID *
|
||||
GetWorker (
|
||||
UINTN TokenNumber,
|
||||
UINTN GetSize
|
||||
)
|
||||
{
|
||||
UINT32 Offset;
|
||||
EFI_GUID *Guid;
|
||||
UINT16 *Name;
|
||||
VARIABLE_HEAD *VariableHead;
|
||||
EFI_STATUS Status;
|
||||
UINTN DataSize;
|
||||
VOID *Data;
|
||||
UINT16 *StringTable;
|
||||
UINT16 StringTableIdx;
|
||||
PEI_PCD_DATABASE *PeiPcdDb;
|
||||
UINT32 LocalTokenNumber;
|
||||
UINTN MaxSize;
|
||||
|
||||
//
|
||||
// TokenNumber Zero is reserved as PCD_INVALID_TOKEN_NUMBER.
|
||||
// We have to decrement TokenNumber by 1 to make it usable
|
||||
// as the array index.
|
||||
//
|
||||
TokenNumber--;
|
||||
|
||||
// EBC compiler is very choosy. It may report warning about comparison
|
||||
// between UINTN and 0 . So we add 1 in each size of the
|
||||
// comparison.
|
||||
ASSERT (TokenNumber + 1 < PEI_LOCAL_TOKEN_NUMBER + 1);
|
||||
|
||||
ASSERT ((GetSize == PeiPcdGetSize(TokenNumber + 1)) || (GetSize == 0));
|
||||
|
||||
PeiPcdDb = GetPcdDatabase ();
|
||||
|
||||
LocalTokenNumber = PeiPcdDb->Init.LocalTokenNumberTable[TokenNumber];
|
||||
|
||||
if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == PCD_TYPE_SKU_ENABLED) {
|
||||
if (GetSize == 0) {
|
||||
MaxSize = GetPtrTypeSize (TokenNumber, &MaxSize, PeiPcdDb);
|
||||
} else {
|
||||
MaxSize = GetSize;
|
||||
}
|
||||
LocalTokenNumber = GetSkuEnabledTokenNumber (LocalTokenNumber & ~PCD_TYPE_SKU_ENABLED, MaxSize);
|
||||
}
|
||||
|
||||
Offset = LocalTokenNumber & PCD_DATABASE_OFFSET_MASK;
|
||||
StringTable = PeiPcdDb->Init.StringTable;
|
||||
|
||||
switch (LocalTokenNumber & PCD_TYPE_ALL_SET) {
|
||||
case PCD_TYPE_VPD:
|
||||
{
|
||||
VPD_HEAD *VpdHead;
|
||||
VpdHead = (VPD_HEAD *) ((UINT8 *)PeiPcdDb + Offset);
|
||||
return (VOID *) (UINTN) (FixedPcdGet32(PcdVpdBaseAddress) + VpdHead->Offset);
|
||||
}
|
||||
|
||||
case PCD_TYPE_HII:
|
||||
{
|
||||
VariableHead = (VARIABLE_HEAD *) ((UINT8 *)PeiPcdDb + Offset);
|
||||
|
||||
Guid = &(PeiPcdDb->Init.GuidTable[VariableHead->GuidTableIndex]);
|
||||
Name = &StringTable[VariableHead->StringIndex];
|
||||
|
||||
Status = GetHiiVariable (Guid, Name, &Data, &DataSize);
|
||||
|
||||
if (Status == EFI_SUCCESS) {
|
||||
return (VOID *) ((UINT8 *) Data + VariableHead->Offset);
|
||||
} else {
|
||||
//
|
||||
// Return the default value specified by Platform Integrator
|
||||
//
|
||||
return (VOID *) ((UINT8 *) PeiPcdDb + VariableHead->DefaultValueOffset);
|
||||
}
|
||||
}
|
||||
|
||||
case PCD_TYPE_DATA:
|
||||
return (VOID *) ((UINT8 *)PeiPcdDb + Offset);
|
||||
|
||||
case PCD_TYPE_STRING:
|
||||
StringTableIdx = (UINT16) *((UINT8 *) PeiPcdDb + Offset);
|
||||
return (VOID *) (&StringTable[StringTableIdx]);
|
||||
|
||||
default:
|
||||
ASSERT (FALSE);
|
||||
break;
|
||||
|
||||
}
|
||||
|
||||
ASSERT (FALSE);
|
||||
|
||||
return NULL;
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
UINTN
|
||||
GetExPcdTokenNumber (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber
|
||||
)
|
||||
{
|
||||
UINT32 i;
|
||||
DYNAMICEX_MAPPING *ExMap;
|
||||
EFI_GUID *GuidTable;
|
||||
EFI_GUID *MatchGuid;
|
||||
UINTN MatchGuidIdx;
|
||||
PEI_PCD_DATABASE *PeiPcdDb;
|
||||
|
||||
PeiPcdDb = GetPcdDatabase();
|
||||
|
||||
ExMap = PeiPcdDb->Init.ExMapTable;
|
||||
GuidTable = PeiPcdDb->Init.GuidTable;
|
||||
|
||||
MatchGuid = ScanGuid (GuidTable, sizeof(PeiPcdDb->Init.GuidTable), Guid);
|
||||
//
|
||||
// We need to ASSERT here. If GUID can't be found in GuidTable, this is a
|
||||
// error in the BUILD system.
|
||||
//
|
||||
ASSERT (MatchGuid != NULL);
|
||||
|
||||
MatchGuidIdx = MatchGuid - GuidTable;
|
||||
|
||||
for (i = 0; i < PEI_EXMAPPING_TABLE_SIZE; i++) {
|
||||
if ((ExTokenNumber == ExMap[i].ExTokenNumber) &&
|
||||
(MatchGuidIdx == ExMap[i].ExGuidIndex)) {
|
||||
return ExMap[i].LocalTokenNumber;
|
||||
}
|
||||
}
|
||||
|
||||
ASSERT (FALSE);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
|
||||
PEI_PCD_DATABASE *
|
||||
GetPcdDatabase (
|
||||
VOID
|
||||
)
|
||||
{
|
||||
EFI_HOB_GUID_TYPE *GuidHob;
|
||||
|
||||
GuidHob = GetFirstGuidHob (&gPcdDataBaseHobGuid);
|
||||
ASSERT (GuidHob != NULL);
|
||||
|
||||
return (PEI_PCD_DATABASE *) GET_GUID_HOB_DATA (GuidHob);
|
||||
}
|
||||
|
||||
|
||||
|
||||
SKU_ID *
|
||||
GetSkuIdArray (
|
||||
IN UINTN LocalTokenNumberTableIdx,
|
||||
IN PEI_PCD_DATABASE *Database
|
||||
)
|
||||
{
|
||||
SKU_HEAD *SkuHead;
|
||||
UINTN LocalTokenNumber;
|
||||
|
||||
LocalTokenNumber = Database->Init.LocalTokenNumberTable[LocalTokenNumberTableIdx];
|
||||
|
||||
ASSERT ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) != 0);
|
||||
|
||||
SkuHead = (SKU_HEAD *) ((UINT8 *)Database + (LocalTokenNumber & PCD_DATABASE_OFFSET_MASK));
|
||||
|
||||
return (SKU_ID *) ((UINT8 *)Database + SkuHead->SkuIdTableOffset);
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
UINTN
|
||||
GetSizeTableIndex (
|
||||
IN UINTN LocalTokenNumberTableIdx,
|
||||
IN PEI_PCD_DATABASE *Database
|
||||
)
|
||||
{
|
||||
UINTN i;
|
||||
UINTN SizeTableIdx;
|
||||
UINTN LocalTokenNumber;
|
||||
SKU_ID *SkuIdTable;
|
||||
|
||||
SizeTableIdx = 0;
|
||||
|
||||
for (i=0; i<LocalTokenNumberTableIdx; i++) {
|
||||
LocalTokenNumber = Database->Init.LocalTokenNumberTable[i];
|
||||
|
||||
if ((LocalTokenNumber & PCD_DATUM_TYPE_ALL_SET) == PCD_DATUM_TYPE_POINTER) {
|
||||
//
|
||||
// SizeTable only contain record for PCD_DATUM_TYPE_POINTER type
|
||||
// PCD entry.
|
||||
//
|
||||
if (LocalTokenNumber & PCD_TYPE_VPD) {
|
||||
//
|
||||
// We have only one entry for VPD enabled PCD entry:
|
||||
// 1) MAX Size.
|
||||
// We consider current size is equal to MAX size.
|
||||
//
|
||||
SizeTableIdx++;
|
||||
} else {
|
||||
if ((LocalTokenNumber & PCD_TYPE_SKU_ENABLED) == 0) {
|
||||
//
|
||||
// We have only two entry for Non-Sku enabled PCD entry:
|
||||
// 1) MAX SIZE
|
||||
// 2) Current Size
|
||||
//
|
||||
SizeTableIdx += 2;
|
||||
} else {
|
||||
//
|
||||
// We have these entry for SKU enabled PCD entry
|
||||
// 1) MAX SIZE
|
||||
// 2) Current Size for each SKU_ID (It is equal to MaxSku).
|
||||
//
|
||||
SkuIdTable = GetSkuIdArray (i, Database);
|
||||
SizeTableIdx += (UINTN)*SkuIdTable + 1;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
return SizeTableIdx;
|
||||
}
|
||||
|
|
@ -0,0 +1,462 @@
|
|||
/** @file
|
||||
Private functions used by PCD PEIM.
|
||||
|
||||
Copyright (c) 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: Service.h
|
||||
|
||||
**/
|
||||
|
||||
#ifndef _SERVICE_H
|
||||
#define _SERVICE_H
|
||||
|
||||
//
|
||||
// Include common header file for this module.
|
||||
//
|
||||
#include "CommonHeader.h"
|
||||
|
||||
//
|
||||
// Please make sure the PCD Serivce PEIM Version is consistent with
|
||||
// the version of PCD Database generation tool
|
||||
//
|
||||
#define PCD_SERVICE_PEIM_VERSION 2
|
||||
|
||||
//
|
||||
// PCD_PEI_DATABASE_GENTOOL_VERSION is defined in Autogen.h
|
||||
// and generated by PCD Database generation tool.
|
||||
//
|
||||
#if (PCD_SERVICE_PEIM_VERSION != PCD_PEI_SERVICE_DRIVER_AUTOGEN_VERSION )
|
||||
#error "Please make sure the version of PCD Service PEIM and PCD PEI Database Generation Tool matches"
|
||||
#endif
|
||||
|
||||
//
|
||||
// PPI Interface Implementation Declaration.
|
||||
//
|
||||
VOID
|
||||
EFIAPI
|
||||
PeiPcdSetSku (
|
||||
IN UINTN SkuId
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINT8
|
||||
EFIAPI
|
||||
PeiPcdGet8 (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINT16
|
||||
EFIAPI
|
||||
PeiPcdGet16 (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINT32
|
||||
EFIAPI
|
||||
PeiPcdGet32 (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINT64
|
||||
EFIAPI
|
||||
PeiPcdGet64 (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
VOID *
|
||||
EFIAPI
|
||||
PeiPcdGetPtr (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
BOOLEAN
|
||||
EFIAPI
|
||||
PeiPcdGetBool (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINTN
|
||||
EFIAPI
|
||||
PeiPcdGetSize (
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINT8
|
||||
EFIAPI
|
||||
PeiPcdGet8Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINT16
|
||||
EFIAPI
|
||||
PeiPcdGet16Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
UINT32
|
||||
EFIAPI
|
||||
PeiPcdGet32Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINT64
|
||||
EFIAPI
|
||||
PeiPcdGet64Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
VOID *
|
||||
EFIAPI
|
||||
PeiPcdGetPtrEx (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
BOOLEAN
|
||||
EFIAPI
|
||||
PeiPcdGetBoolEx (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
UINTN
|
||||
EFIAPI
|
||||
PeiPcdGetSizeEx (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSet8 (
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT8 Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSet16 (
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT16 Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSet32 (
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT32 Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSet64 (
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT64 Value
|
||||
)
|
||||
;
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSetPtr (
|
||||
IN UINTN TokenNumber,
|
||||
IN OUT UINTN *SizeOfBuffer,
|
||||
IN VOID *Buffer
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSetBool (
|
||||
IN UINTN TokenNumber,
|
||||
IN BOOLEAN Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSet8Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT8 Value
|
||||
)
|
||||
;
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSet16Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT16 Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSet32Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT32 Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSet64Ex (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber,
|
||||
IN UINT64 Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSetPtrEx (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber,
|
||||
IN OUT UINTN *SizeOfBuffer,
|
||||
IN VOID *Buffer
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdSetBoolEx (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN TokenNumber,
|
||||
IN BOOLEAN Value
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiRegisterCallBackOnSet (
|
||||
IN CONST EFI_GUID *Guid, OPTIONAL
|
||||
IN UINTN TokenNumber,
|
||||
IN PCD_PPI_CALLBACK CallBackFunction
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PcdUnRegisterCallBackOnSet (
|
||||
IN CONST EFI_GUID *Guid, OPTIONAL
|
||||
IN UINTN TokenNumber,
|
||||
IN PCD_PPI_CALLBACK CallBackFunction
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdGetNextToken (
|
||||
IN CONST EFI_GUID *Guid, OPTIONAL
|
||||
IN OUT UINTN *TokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
PeiPcdGetNextTokenSpace (
|
||||
IN CONST EFI_GUID **Guid
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
/* Internal Function definitions */
|
||||
|
||||
PEI_PCD_DATABASE *
|
||||
GetPcdDatabase (
|
||||
VOID
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
SetValueWorker (
|
||||
IN UINTN TokenNumber,
|
||||
IN VOID *Data,
|
||||
IN UINTN Size
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
SetWorker (
|
||||
IN UINTN TokenNumber,
|
||||
IN VOID *Data,
|
||||
IN OUT UINTN *Size,
|
||||
IN BOOLEAN PtrType
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
ExSetValueWorker (
|
||||
IN UINTN ExTokenNumber,
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN VOID *Data,
|
||||
IN UINTN Size
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
ExSetWorker (
|
||||
IN UINTN ExTokenNumber,
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN VOID *Data,
|
||||
IN OUT UINTN *Size,
|
||||
IN BOOLEAN PtrType
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
|
||||
VOID *
|
||||
GetWorker (
|
||||
IN UINTN TokenNumber,
|
||||
IN UINTN GetSize
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
|
||||
VOID *
|
||||
ExGetWorker (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber,
|
||||
IN UINTN GetSize
|
||||
)
|
||||
;
|
||||
|
||||
typedef struct {
|
||||
UINTN TokenNumber;
|
||||
UINTN Size;
|
||||
UINT32 LocalTokenNumberAlias;
|
||||
} EX_PCD_ENTRY_ATTRIBUTE;
|
||||
|
||||
|
||||
UINTN
|
||||
GetExPcdTokenNumber (
|
||||
IN CONST EFI_GUID *Guid,
|
||||
IN UINTN ExTokenNumber
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
|
||||
|
||||
EFI_STATUS
|
||||
PeiRegisterCallBackWorker (
|
||||
IN UINTN TokenNumber,
|
||||
IN CONST GUID *Guid, OPTIONAL
|
||||
IN PCD_PPI_CALLBACK CallBackFunction,
|
||||
IN BOOLEAN Register
|
||||
);
|
||||
|
||||
|
||||
|
||||
|
||||
VOID
|
||||
BuildPcdDatabase (
|
||||
VOID
|
||||
)
|
||||
;
|
||||
|
||||
SKU_ID *
|
||||
GetSkuIdArray (
|
||||
IN UINTN LocalTokenNumberTableIdx,
|
||||
IN PEI_PCD_DATABASE *Database
|
||||
)
|
||||
;
|
||||
|
||||
UINTN
|
||||
GetSizeTableIndex (
|
||||
IN UINTN LocalTokenNumberTableIdx,
|
||||
IN PEI_PCD_DATABASE *Database
|
||||
)
|
||||
;
|
||||
|
||||
UINTN
|
||||
GetPtrTypeSize (
|
||||
IN UINTN LocalTokenNumberTableIdx,
|
||||
OUT UINTN *MaxSize,
|
||||
IN PEI_PCD_DATABASE *Database
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
|
||||
BOOLEAN
|
||||
SetPtrTypeSize (
|
||||
IN UINTN LocalTokenNumberTableIdx,
|
||||
IN OUT UINTN *CurrentSize,
|
||||
IN PEI_PCD_DATABASE *Database
|
||||
)
|
||||
;
|
||||
|
||||
|
||||
extern EFI_GUID gPcdDataBaseHobGuid;
|
||||
|
||||
extern EFI_GUID gPcdPeiCallbackFnTableHobGuid;
|
||||
|
||||
extern PEI_PCD_DATABASE_INIT gPEIPcdDbInit;
|
||||
|
||||
#endif
|
||||
Loading…
Reference in New Issue