mirror of https://github.com/acidanthera/audk.git
701 lines
20 KiB
C++
701 lines
20 KiB
C++
/** @file
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PCD Library Class Interface Declarations
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Copyright (c) 2006, 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: PcdLib.h
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**/
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#ifndef __PCD_LIB_H__
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#define __PCD_LIB_H__
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#include <Common/Pcd.h>
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#define PcdToken(TokenName) _PCD_TOKEN_##TokenName
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//
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// Feature Flag is in the form of a global constant
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//
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#define FeaturePcdGet(TokenName) _gPcd_FixedAtBuild_##TokenName
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//
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// Fixed is fixed at build time
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//
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#define FixedPcdGet8(TokenName) _gPcd_FixedAtBuild_##TokenName
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#define FixedPcdGet16(TokenName) _gPcd_FixedAtBuild_##TokenName
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#define FixedPcdGet32(TokenName) _gPcd_FixedAtBuild_##TokenName
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#define FixedPcdGet64(TokenName) _gPcd_FixedAtBuild_##TokenName
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#define FixedPcdGetBool(TokenName) _gPcd_FixedAtBuild_##TokenName
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//
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// BugBug: This works for strings, but not constants.
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//
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#define FixedPcdGetPtr(TokenName) ((VOID *)_gPcd_FixedAtBuild_##TokenName)
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//
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// (Binary) Patch is in the form of a global variable
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//
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#define PatchPcdGet8(TokenName) _gPcd_BinaryPatch_##TokenName
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#define PatchPcdGet16(TokenName) _gPcd_BinaryPatch_##TokenName
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#define PatchPcdGet32(TokenName) _gPcd_BinaryPatch_##TokenName
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#define PatchPcdGet64(TokenName) _gPcd_BinaryPatch_##TokenName
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#define PatchPcdGetBool(TokenName) _gPcd_BinaryPatch_##TokenName
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#define PatchPcdGetPtr(TokenName) ((VOID *)_gPcd_BinaryPatch_##TokenName)
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#define PatchPcdSet8(TokenName, Value) (_gPcd_BinaryPatch_##TokenName = Value)
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#define PatchPcdSet16(TokenName, Value) (_gPcd_BinaryPatch_##TokenName = Value)
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#define PatchPcdSet32(TokenName, Value) (_gPcd_BinaryPatch_##TokenName = Value)
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#define PatchPcdSet64(TokenName, Value) (_gPcd_BinaryPatch_##TokenName = Value)
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#define PatchPcdSetBool(TokenName, Value) (_gPcd_BinaryPatch_##TokenName = Value)
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#define PatchPcdSetPtr(TokenName, Value, Size) CopyMem (_gPcd_BinaryPatch_##TokenName, Value, Size)
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//
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// Dynamic is via the protocol with only the TokenNumber as argument
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// It can also be Patch or Fixed type based on a build option
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//
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#define PcdGet8(TokenName) _PCD_MODE_8_##TokenName
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#define PcdGet16(TokenName) _PCD_MODE_16_##TokenName
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#define PcdGet32(TokenName) _PCD_MODE_32_##TokenName
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#define PcdGet64(TokenName) _PCD_MODE_64_##TokenName
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#define PcdGetPtr(TokenName) _PCD_MODE_PTR_##TokenName
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#define PcdGetBool(TokenName) _PCD_MODE_BOOL_##TokenName
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//
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// Dynamic Ex is to support binary distribution
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//
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#define PcdGetEx8(Guid, TokenName) LibPcdGetEx8 (Guid, _PCD_TOKEN_##TokenName)
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#define PcdGetEx16(Guid, TokenName) LibPcdGetEx16 (Guid, _PCD_TOKEN_##TokenName)
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#define PcdGetEx32(Guid, TokenName) LibPcdGetEx32 (Guid, _PCD_TOKEN_##TokenName)
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#define PcdGetEx64(Guid, TokenName) LibPcdGetEx64 (Guid, _PCD_TOKEN_##TokenName)
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#define PcdGetExPtr(Guid, TokenName) LibPcdGetExPtr (Guid, _PCD_TOKEN_##TokenName)
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#define PcdGetExBool(Guid, TokenName) LibPcdGetExBool (Guid, _PCD_TOKEN_##TokenName)
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//
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// Dynamic Set
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//
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#define PcdSet8(TokenName, Value) LibPcdSet8 (_PCD_TOKEN_##TokenName, Value)
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#define PcdSet16(TokenName, Value) LibPcdSet16 (_PCD_TOKEN_##TokenName, Value)
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#define PcdSet32(TokenName, Value) LibPcdSet32 (_PCD_TOKEN_##TokenName, Value)
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#define PcdSet64(TokenName, Value) LibPcdSet64 (_PCD_TOKEN_##TokenName, Value)
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#define PcdSetPtr(TokenName, Value) LibPcdSetPtr (_PCD_TOKEN_##TokenName, Value)
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#define PcdSetBool(TokenName, Value) LibPcdSetBool(_PCD_TOKEN_##TokenName, Value)
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//
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// Dynamic Set Ex
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//
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#define PcdSetEx8(Guid, TokenName, Value) LibPcdSetEx8 (Guid, _PCD_TOKEN_##TokenName, Value)
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#define PcdSetEx16(Guid, TokenName, Value) LibPcdSetEx16 (Guid, _PCD_TOKEN_##TokenName, Value)
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#define PcdSetEx32(Guid, TokenName, Value) LibPcdSetEx32 (Guid, _PCD_TOKEN_##TokenName, Value)
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#define PcdSetEx64(Guid, TokenName, Value) LibPcdSetEx64 (Guid, _PCD_TOKEN_##TokenName, Value)
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#define PcdSetExPtr(Guid, TokenName, Value) LibPcdSetExPtr (Guid, _PCD_TOKEN_##TokenName, Value)
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#define PcdSetExBool(Guid, TokenName, Value) LibPcdSetExBool(Guid, _PCD_TOKEN_##TokenName, Value)
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/**
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Sets the current SKU in the PCD database to the value specified by SkuId. SkuId is returned.
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@param[in] SkuId The SKU value that will be used when the PCD service will retrieve and
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set values associated with a PCD token.
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@retval SKU_ID Return the SKU ID that just be set.
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**/
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SKU_ID
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EFIAPI
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LibPcdSetSku (
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IN SKU_ID SkuId
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);
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/**
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Returns the 8-bit value for the token specified by TokenNumber.
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@param[in] The PCD token number to retrieve a current value for.
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@retval UINT8 Returns the 8-bit value for the token specified by TokenNumber.
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**/
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UINT8
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EFIAPI
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LibPcdGet8 (
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IN PCD_TOKEN_NUMBER TokenNumber
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);
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/**
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Returns the 16-bit value for the token specified by TokenNumber.
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@param[in] The PCD token number to retrieve a current value for.
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@retval UINT16 Returns the 16-bit value for the token specified by TokenNumber.
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**/
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UINT16
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EFIAPI
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LibPcdGet16 (
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IN PCD_TOKEN_NUMBER TokenNumber
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);
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/**
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Returns the 32-bit value for the token specified by TokenNumber.
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@param[in] TokenNumber The PCD token number to retrieve a current value for.
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@retval UINT32 Returns the 32-bit value for the token specified by TokenNumber.
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**/
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UINT32
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EFIAPI
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LibPcdGet32 (
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IN PCD_TOKEN_NUMBER TokenNumber
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);
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/**
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Returns the 64-bit value for the token specified by TokenNumber.
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@param[in] TokenNumber The PCD token number to retrieve a current value for.
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@retval UINT64 Returns the 64-bit value for the token specified by TokenNumber.
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**/
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UINT64
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EFIAPI
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LibPcdGet64 (
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IN PCD_TOKEN_NUMBER TokenNumber
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);
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/**
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Returns the pointer to the buffer of the token specified by TokenNumber.
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@param[in] TokenNumber The PCD token number to retrieve a current value for.
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@retval VOID* Returns the pointer to the token specified by TokenNumber.
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**/
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VOID *
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EFIAPI
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LibPcdGetPtr (
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IN PCD_TOKEN_NUMBER TokenNumber
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);
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/**
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Returns the Boolean value of the token specified by TokenNumber.
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@param[in] TokenNumber The PCD token number to retrieve a current value for.
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@retval BOOLEAN Returns the Boolean value of the token specified by TokenNumber.
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**/
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BOOLEAN
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EFIAPI
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LibPcdGetBool (
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IN PCD_TOKEN_NUMBER TokenNumber
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);
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/**
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Returns the size of the token specified by TokenNumber.
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@param[in] TokenNumber The PCD token number to retrieve a current value for.
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@retval UINTN Returns the size of the token specified by TokenNumber.
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**/
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UINTN
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EFIAPI
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LibPcdGetSize (
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IN PCD_TOKEN_NUMBER TokenNumber
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);
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/**
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Returns the 8-bit value for the token specified by TokenNumber and Guid.
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If Guid is NULL, then ASSERT().
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@param[in] Guid Pointer to a 128-bit unique value that designates
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which namespace to retrieve a value from.
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@param[in] TokenNumber The PCD token number to retrieve a current value for.
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@retval UINT8 Return the UINT8.
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**/
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UINT8
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EFIAPI
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LibPcdGetEx8 (
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IN CONST GUID *Guid,
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IN PCD_TOKEN_NUMBER TokenNumber
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);
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/**
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Returns the 16-bit value for the token specified by TokenNumber and Guid.
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If Guid is NULL, then ASSERT().
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@param[in] Guid Pointer to a 128-bit unique value that designates
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which namespace to retrieve a value from.
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@param[in] TokenNumber The PCD token number to retrieve a current value for.
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@retval UINT16 Return the UINT16.
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**/
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UINT16
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EFIAPI
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LibPcdGetEx16 (
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IN CONST GUID *Guid,
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IN PCD_TOKEN_NUMBER TokenNumber
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);
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/**
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Returns the 32-bit value for the token specified by TokenNumber and Guid.
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If Guid is NULL, then ASSERT().
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@param[in] Guid Pointer to a 128-bit unique value that designates
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which namespace to retrieve a value from.
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@param[in] TokenNumber The PCD token number to retrieve a current value for.
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@retval UINT32 Return the UINT32.
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**/
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UINT32
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EFIAPI
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LibPcdGetEx32 (
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IN CONST GUID *Guid,
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IN PCD_TOKEN_NUMBER TokenNumber
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);
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/**
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Returns the 64-bit value for the token specified by TokenNumber and Guid.
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If Guid is NULL, then ASSERT().
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@param[in] Guid Pointer to a 128-bit unique value that designates
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which namespace to retrieve a value from.
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@param[in] TokenNumber The PCD token number to retrieve a current value for.
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@retval UINT64 Return the UINT64.
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**/
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UINT64
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EFIAPI
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LibPcdGetEx64 (
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IN CONST GUID *Guid,
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IN PCD_TOKEN_NUMBER TokenNumber
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);
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/**
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Returns the pointer to the buffer of token specified by TokenNumber and Guid.
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If Guid is NULL, then ASSERT().
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@param[in] Guid Pointer to a 128-bit unique value that designates
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which namespace to retrieve a value from.
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@param[in] TokenNumber The PCD token number to retrieve a current value for.
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@retval VOID* Return the VOID* pointer.
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**/
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VOID *
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EFIAPI
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LibPcdGetExPtr (
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IN CONST GUID *Guid,
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IN PCD_TOKEN_NUMBER TokenNumber
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);
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/**
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Returns the Boolean value of the token specified by TokenNumber and Guid.
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If Guid is NULL, then ASSERT().
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@param[in] Guid Pointer to a 128-bit unique value that designates
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which namespace to retrieve a value from.
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@param[in] TokenNumber The PCD token number to retrieve a current value for.
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@retval BOOLEAN Return the BOOLEAN.
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**/
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BOOLEAN
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EFIAPI
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LibPcdGetExBool (
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IN CONST GUID *Guid,
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IN PCD_TOKEN_NUMBER TokenNumber
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);
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/**
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Returns the size of the token specified by TokenNumber and Guid.
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If Guid is NULL, then ASSERT().
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@param[in] Guid Pointer to a 128-bit unique value that designates
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which namespace to retrieve a value from.
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@param[in] TokenNumber The PCD token number to retrieve a current value for.
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@retval UINTN Return the size.
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**/
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UINTN
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EFIAPI
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LibPcdGetExSize (
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IN CONST GUID *Guid,
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IN PCD_TOKEN_NUMBER TokenNumber
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);
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/**
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Sets the 8-bit value for the token specified by TokenNumber
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to the value specified by Value. Value is returned.
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@param[in] TokenNumber The PCD token number to set a current value for.
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@param[in] Value The 8-bit value to set.
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@retval UINT8 Return the value been set.
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**/
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UINT8
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EFIAPI
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LibPcdSet8 (
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IN PCD_TOKEN_NUMBER TokenNumber,
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IN UINT8 Value
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);
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/**
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Sets the 16-bit value for the token specified by TokenNumber
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to the value specified by Value. Value is returned.
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@param[in] TokenNumber The PCD token number to set a current value for.
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@param[in] Value The 16-bit value to set.
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@retval UINT16 Return the value been set.
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**/
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UINT16
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EFIAPI
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LibPcdSet16 (
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IN PCD_TOKEN_NUMBER TokenNumber,
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IN UINT16 Value
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);
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/**
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Sets the 32-bit value for the token specified by TokenNumber
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to the value specified by Value. Value is returned.
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@param[in] TokenNumber The PCD token number to set a current value for.
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@param[in] Value The 32-bit value to set.
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@retval UINT32 Return the value been set.
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**/
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UINT32
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EFIAPI
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LibPcdSet32 (
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IN PCD_TOKEN_NUMBER TokenNumber,
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IN UINT32 Value
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);
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/**
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Sets the 64-bit value for the token specified by TokenNumber
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to the value specified by Value. Value is returned.
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@param[in] TokenNumber The PCD token number to set a current value for.
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@param[in] Value The 64-bit value to set.
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@retval UINT64 Return the value been set.
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**/
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UINT64
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EFIAPI
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LibPcdSet64 (
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IN PCD_TOKEN_NUMBER TokenNumber,
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IN UINT64 Value
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);
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/**
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Sets a buffer for the token specified by TokenNumber to
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the value specified by Value. Value is returned.
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If Value is NULL, then ASSERT().
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@param[in] TokenNumber The PCD token number to set a current value for.
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@param[in] Value A pointer to the buffer to set.
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@retval VOID* Return the pointer for the buffer been set.
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**/
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VOID*
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EFIAPI
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LibPcdSetPtr (
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IN PCD_TOKEN_NUMBER TokenNumber,
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IN UINTN SizeOfBuffer,
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IN VOID *Value
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);
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/**
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Sets the Boolean value for the token specified by TokenNumber
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to the value specified by Value. Value is returned.
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@param[in] TokenNumber The PCD token number to set a current value for.
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@param[in] Value The boolean value to set.
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@retval BOOLEAN Return the value been set.
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**/
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BOOLEAN
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EFIAPI
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LibPcdSetBool (
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IN PCD_TOKEN_NUMBER TokenNumber,
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IN BOOLEAN Value
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);
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/**
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Sets the 8-bit value for the token specified by TokenNumber and
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Guid to the value specified by Value. Value is returned.
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If Guid is NULL, then ASSERT().
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@param[in] Guid Pointer to a 128-bit unique value that
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designates which namespace to set a value from.
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@param[in] TokenNumber The PCD token number to set a current value for.
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@param[in] Value The 8-bit value to set.
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@retval UINT8 Return the value been set.
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**/
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UINT8
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EFIAPI
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LibPcdSetEx8 (
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IN CONST GUID *Guid,
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IN PCD_TOKEN_NUMBER TokenNumber,
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IN UINT8 Value
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);
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/**
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Sets the 16-bit value for the token specified by TokenNumber and
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Guid to the value specified by Value. Value is returned.
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If Guid is NULL, then ASSERT().
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@param[in] Guid Pointer to a 128-bit unique value that
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designates which namespace to set a value from.
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@param[in] TokenNumber The PCD token number to set a current value for.
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@param[in] Value The 16-bit value to set.
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@retval UINT8 Return the value been set.
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**/
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UINT16
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EFIAPI
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LibPcdSetEx16 (
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IN CONST GUID *Guid,
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IN PCD_TOKEN_NUMBER TokenNumber,
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IN UINT16 Value
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);
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/**
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Sets the 32-bit value for the token specified by TokenNumber and
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Guid to the value specified by Value. Value is returned.
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If Guid is NULL, then ASSERT().
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@param[in] Guid Pointer to a 128-bit unique value that
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designates which namespace to set a value from.
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@param[in] TokenNumber The PCD token number to set a current value for.
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@param[in] Value The 32-bit value to set.
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@retval UINT32 Return the value been set.
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**/
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UINT32
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EFIAPI
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LibPcdSetEx32 (
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IN CONST GUID *Guid,
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IN PCD_TOKEN_NUMBER TokenNumber,
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IN UINT32 Value
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);
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/**
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Sets the 64-bit value for the token specified by TokenNumber and
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Guid to the value specified by Value. Value is returned.
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If Guid is NULL, then ASSERT().
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@param[in] Guid Pointer to a 128-bit unique value that
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designates which namespace to set a value from.
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@param[in] TokenNumber The PCD token number to set a current value for.
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@param[in] Value The 64-bit value to set.
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@retval UINT64 Return the value been set.
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**/
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UINT64
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EFIAPI
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|
LibPcdSetEx64 (
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|
IN CONST GUID *Guid,
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|
IN PCD_TOKEN_NUMBER TokenNumber,
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|
IN UINT64 Value
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|
);
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|
|
|
|
|
/**
|
|
Sets a buffer for the token specified by TokenNumber and
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|
Guid to the value specified by Value. Value is returned.
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|
If Guid is NULL, then ASSERT().
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|
If Value is NULL, then ASSERT().
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|
|
|
@param[in] Guid Pointer to a 128-bit unique value that
|
|
designates which namespace to set a value from.
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|
@param[in] TokenNumber The PCD token number to set a current value for.
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|
@param[in] Value The 8-bit value to set.
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|
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|
@retval VOID * Return the value been set.
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|
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|
**/
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|
VOID *
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|
EFIAPI
|
|
LibPcdSetExPtr (
|
|
IN CONST GUID *Guid,
|
|
IN PCD_TOKEN_NUMBER TokenNumber,
|
|
IN UINTN SizeOfBuffer,
|
|
IN VOID *Value
|
|
);
|
|
|
|
|
|
/**
|
|
Sets the Boolean value for the token specified by TokenNumber and
|
|
Guid to the value specified by Value. Value is returned.
|
|
If Guid is NULL, then ASSERT().
|
|
|
|
@param[in] Guid Pointer to a 128-bit unique value that
|
|
designates which namespace to set a value from.
|
|
@param[in] TokenNumber The PCD token number to set a current value for.
|
|
@param[in] Value The Boolean value to set.
|
|
|
|
@retval Boolean Return the value been set.
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|
|
|
**/
|
|
BOOLEAN
|
|
EFIAPI
|
|
LibPcdSetExBool (
|
|
IN CONST GUID *Guid,
|
|
IN PCD_TOKEN_NUMBER TokenNumber,
|
|
IN BOOLEAN Value
|
|
);
|
|
|
|
|
|
/**
|
|
When the token specified by TokenNumber and Guid is set,
|
|
then notification function specified by NotificationFunction is called.
|
|
If Guid is NULL, then the default token space is used.
|
|
If NotificationFunction is NULL, then ASSERT().
|
|
|
|
@param[in] CallBackGuid The PCD token GUID being set.
|
|
@param[in] CallBackToken The PCD token number being set.
|
|
@param[in] TokenData A pointer to the token data being set.
|
|
@param[in] TokenDataSize The size, in bytes, of the data being set.
|
|
|
|
@retval VOID
|
|
|
|
**/
|
|
typedef
|
|
VOID
|
|
(EFIAPI *PCD_CALLBACK) (
|
|
IN CONST GUID *CallBackGuid, OPTIONAL
|
|
IN PCD_TOKEN_NUMBER CallBackToken,
|
|
IN OUT VOID *TokenData,
|
|
IN UINTN TokenDataSize
|
|
);
|
|
|
|
|
|
/**
|
|
When the token specified by TokenNumber and Guid is set,
|
|
then notification function specified by NotificationFunction is called.
|
|
If Guid is NULL, then the default token space is used.
|
|
If NotificationFunction is NULL, then ASSERT().
|
|
|
|
@param[in] Guid Pointer to a 128-bit unique value that designates which
|
|
namespace to set a value from. If NULL, then the default
|
|
token space is used.
|
|
@param[in] TokenNumber The PCD token number to monitor.
|
|
@param[in] NotificationFunction The function to call when the token
|
|
specified by Guid and TokenNumber is set.
|
|
|
|
@retval VOID
|
|
|
|
**/
|
|
VOID
|
|
EFIAPI
|
|
LibPcdCallbackOnSet (
|
|
IN CONST GUID *Guid, OPTIONAL
|
|
IN PCD_TOKEN_NUMBER TokenNumber,
|
|
IN PCD_CALLBACK NotificationFunction
|
|
);
|
|
|
|
|
|
/**
|
|
Disable a notification function that was established with LibPcdCallbackonSet().
|
|
|
|
@param[in] Guid Specify the GUID token space.
|
|
@param[in] TokenNumber Specify the token number.
|
|
@param[in] NotificationFunction The callback function to be unregistered.
|
|
|
|
@retval VOID
|
|
|
|
**/
|
|
VOID
|
|
EFIAPI
|
|
LibPcdCancelCallback (
|
|
IN CONST GUID *Guid, OPTIONAL
|
|
IN PCD_TOKEN_NUMBER TokenNumber,
|
|
IN PCD_CALLBACK NotificationFunction
|
|
);
|
|
|
|
|
|
/**
|
|
Retrieves the next PCD token number from the token space specified by Guid.
|
|
If Guid is NULL, then the default token space is used. If TokenNumber is 0,
|
|
then the first token number is returned. Otherwise, the token number that
|
|
follows TokenNumber in the token space is returned. If TokenNumber is the last
|
|
token number in the token space, then 0 is returned. If TokenNumber is not 0 and
|
|
is not in the token space specified by Guid, then ASSERT().
|
|
|
|
@param[in] Pointer to a 128-bit unique value that designates which namespace
|
|
to set a value from. If NULL, then the default token space is used.
|
|
@param[in] The previous PCD token number. If 0, then retrieves the first PCD
|
|
token number.
|
|
|
|
@retval PCD_TOKEN_NUMBER The next valid token number.
|
|
|
|
**/
|
|
PCD_TOKEN_NUMBER
|
|
EFIAPI
|
|
LibPcdGetNextToken (
|
|
IN CONST GUID *Guid, OPTIONAL
|
|
IN PCD_TOKEN_NUMBER TokenNumber
|
|
);
|
|
|
|
#endif
|