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Refine the code. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5654 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
klu2 2008-08-18 05:11:21 +00:00
parent eba7c22246
commit ef64f703e2
2 changed files with 41 additions and 86 deletions
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69
MdePkg/Library/DxePcdLib/DxePcdLib.c
View File

@ -23,9 +23,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include <Library/UefiBootServicesTableLib.h>
#include <Library/BaseMemoryLib.h>
#include "DxePcdLibInternal.h"
STATIC PCD_PROTOCOL *mPcd = NULL;
PCD_PROTOCOL *mPcd = NULL;
/**
Retrieves PCD protocol interface.
@ -64,9 +62,10 @@ GetPcdProtocol (
/**
Sets the current SKU in the PCD database to the value specified by SkuId. SkuId is returned.
@param[in] SkuId The SKU value that will be used when the PCD service will retrieve and
set values associated with a PCD token.
If SkuId is not less than PCD_MAX_SKU_ID, then ASSERT().
@param[in] SkuId System SKU ID. The SKU value that will be used when the PCD service will retrieve and
set values.
@retval SKU_ID Return the SKU ID that just be set.
@ -77,7 +76,7 @@ LibPcdSetSku (
IN UINTN SkuId
)
{
ASSERT (SkuId < 0x100);
ASSERT (SkuId < PCD_MAX_SKU_ID);
(GetPcdProtocol ())->SetSku (SkuId);
@ -395,6 +394,7 @@ LibPcdGetExSize (
/**
Sets the 8-bit value for the token specified by TokenNumber
to the value specified by Value. Value is returned.
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] TokenNumber The PCD token number to set a current value for.
@param[in] Value The 8-bit value to set.
@ -423,6 +423,7 @@ LibPcdSet8 (
/**
Sets the 16-bit value for the token specified by TokenNumber
to the value specified by Value. Value is returned.
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] TokenNumber The PCD token number to set a current value for.
@param[in] Value The 16-bit value to set.
@ -451,6 +452,7 @@ LibPcdSet16 (
/**
Sets the 32-bit value for the token specified by TokenNumber
to the value specified by Value. Value is returned.
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] TokenNumber The PCD token number to set a current value for.
@param[in] Value The 32-bit value to set.
@ -478,6 +480,7 @@ LibPcdSet32 (
/**
Sets the 64-bit value for the token specified by TokenNumber
to the value specified by Value. Value is returned.
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] TokenNumber The PCD token number to set a current value for.
@param[in] Value The 64-bit value to set.
@ -505,13 +508,13 @@ LibPcdSet64 (
/**
Sets a buffer for the token specified by TokenNumber to
the value specified by Buffer and SizeOfValue. Buffer to
the value specified by Buffer and SizeOfBuffer. Buffer to
be set is returned. The content of the buffer could be
overwritten if a Callback on SET is registered with this
TokenNumber.
If SizeOfValue is greater than the maximum
size support by TokenNumber, then set SizeOfValue to the
If SizeOfBuffer is greater than the maximum
size support by TokenNumber, then set SizeOfBuffer to the
maximum size supported by TokenNumber and return NULL to
indicate that the set operation was not actually performed.
@ -519,6 +522,7 @@ LibPcdSet64 (
@param[in] TokenNumber The PCD token number to set a current value for.
@param[in, out] SizeOfBuffer The size, in bytes, of Buffer.
In out, returns actual size of buff is set.
@param[in] Buffer A pointer to the buffer to set.
@retval VOID* Return the pointer for the buffer been set.
@ -554,6 +558,7 @@ LibPcdSetPtr (
/**
Sets the Boolean value for the token specified by TokenNumber
to the value specified by Value. Value is returned.
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] TokenNumber The PCD token number to set a current value for.
@param[in] Value The boolean value to set.
@ -583,6 +588,7 @@ LibPcdSetBool (
Sets the 8-bit value for the token specified by TokenNumber and
Guid to the value specified by Value. Value is returned.
If Guid is NULL, then ASSERT().
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] Guid Pointer to a 128-bit unique value that
designates which namespace to set a value from.
@ -617,13 +623,14 @@ LibPcdSetEx8 (
Sets the 16-bit value for the token specified by TokenNumber and
Guid to the value specified by Value. Value is returned.
If Guid is NULL, then ASSERT().
If fail to set pcd value, then ASSERT_EFI_ERROR().
@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 16-bit value to set.
@retval UINT8 Return the value been set.
@retval UINT16 Return the value been set.
**/
UINT16
@ -651,6 +658,7 @@ LibPcdSetEx16 (
Sets the 32-bit value for the token specified by TokenNumber and
Guid to the value specified by Value. Value is returned.
If Guid is NULL, then ASSERT().
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] Guid Pointer to a 128-bit unique value that
designates which namespace to set a value from.
@ -717,18 +725,19 @@ LibPcdSetEx64 (
/**
Sets a buffer for the token specified by TokenNumber to the value specified by
Buffer and SizeOfValue. Buffer is returned. If SizeOfValue is greater than
the maximum size support by TokenNumber, then set SizeOfValue to the maximum size
Buffer and SizeOfBuffer. Buffer is returned. If SizeOfBuffer is greater than
the maximum size support by TokenNumber, then set SizeOfBuffer to the maximum size
supported by TokenNumber and return NULL to indicate that the set operation
was not actually performed.
If SizeOfValue > 0 and Buffer is NULL, then ASSERT().
If SizeOfBuffer > 0 and Buffer 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, out] SizeOfBuffer The size, in bytes, of Buffer.
@param[in] Buffer A pointer to the buffer to set.
@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, out] SizeOfBuffer The size, in bytes, of Buffer.
In out, returns actual size of buffer is set.
@param[in] Buffer A pointer to the buffer to set.
@retval VOID * Return the pinter to the buffer been set.
@ -767,6 +776,7 @@ LibPcdSetExPtr (
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().
If fail to set pcd value, then ASSERT_EFI_ERROR().
@param[in] Guid Pointer to a 128-bit unique value that
designates which namespace to set a value from.
@ -802,7 +812,8 @@ LibPcdSetExBool (
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().
If fail to set callback function, then ASSERT_EFI_ERROR().
@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.
@ -837,7 +848,8 @@ LibPcdCallbackOnSet (
/**
Disable a notification function that was established with LibPcdCallbackonSet().
If NotificationFunction is NULL, then ASSERT().
If fail to cancel callback function, then ASSERT_EFI_ERROR().
@param[in] Guid Specify the GUID token space.
@param[in] TokenNumber Specify the token number.
@param[in] NotificationFunction The callback function to be unregistered.
@ -873,6 +885,7 @@ LibPcdCancelCallback (
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().
If Fail to get next token, then ASSERT_EFI_ERROR().
@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.
@ -908,8 +921,7 @@ LibPcdGetNextToken (
then NULL is returned.
If Guid is not NULL and is not a valid token space in the current platform, then ASSERT().
If fail to get next token space, then ASSERT_EFI_ERROR().
@param[in] Guid Pointer to a 128-bit unique value that designates from which namespace
to start the search.
@ -935,20 +947,21 @@ LibPcdGetNextTokenSpace (
/**
Sets the PCD entry specified by PatchVariable to the value specified by Buffer
and SizeOfValue. Buffer is returned. If SizeOfValue is greater than
MaximumDatumSize, then set SizeOfValue to MaximumDatumSize and return
and SizeOfBuffer. Buffer is returned. If SizeOfBuffer is greater than
MaximumDatumSize, then set SizeOfBuffer to MaximumDatumSize and return
NULL to indicate that the set operation was not actually performed.
If SizeOfValue is set to MAX_ADDRESS, then SizeOfValue must be set to
If SizeOfBuffer is set to MAX_ADDRESS, then SizeOfBuffer must be set to
MaximumDatumSize and NULL must be returned.
If PatchVariable is NULL, then ASSERT().
If SizeOfValue is NULL, then ASSERT().
If SizeOfValue > 0 and Buffer is NULL, then ASSERT().
If SizeOfBuffer is NULL, then ASSERT().
If SizeOfBuffer > 0 and Buffer is NULL, then ASSERT().
@param[in] PatchVariable A pointer to the global variable in a module that is
the target of the set operation.
@param[in] MaximumDatumSize The maximum size allowed for the PCD entry specified by PatchVariable.
@param[in, out] SizeOfBuffer A pointer to the size, in bytes, of Buffer.
In out, returns actual size of buffer is set.
@param[in] Buffer A pointer to the buffer to used to set the target variable.
**/

58
MdePkg/Library/DxePcdLib/DxePcdLib.msa
View File

@ -1,58 +0,0 @@
<?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>DxePcdLib</ModuleName>
<ModuleType>DXE_DRIVER</ModuleType>
<GuidValue>af97eb89-4cc6-45f8-a514-ca025b346480</GuidValue>
<Version>1.0</Version>
<Abstract>PCD Library instance implemented with PCD Protocol</Abstract>
<Description>This library instance implement the APIs listed
in PCD library class defined in MDE library specification.
It is used by modules in DXE phase.</Description>
<Copyright>Copyright (c) 2006, 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>DxePcdLib</OutputFileBasename>
</ModuleDefinitions>
<LibraryClassDefinitions>
<LibraryClass Usage="ALWAYS_PRODUCED" SupModuleList="DXE_DRIVER DXE_RUNTIME_DRIVER DXE_SAL_DRIVER DXE_SMM_DRIVER UEFI_APPLICATION UEFI_DRIVER">
<Keyword>PcdLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>DebugLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>UefiBootServicesTableLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>BaseMemoryLib</Keyword>
</LibraryClass>
</LibraryClassDefinitions>
<SourceFiles>
<Filename>DxePcdLib.c</Filename>
</SourceFiles>
<PackageDependencies>
<Package PackageGuid="5e0e9358-46b6-4ae2-8218-4ab8b9bbdcec"/>
</PackageDependencies>
<Protocols>
<Protocol Usage="ALWAYS_CONSUMED">
<ProtocolCName>gPcdProtocolGuid</ProtocolCName>
</Protocol>
</Protocols>
<Externs>
<Specification>EFI_SPECIFICATION_VERSION 0x00020000</Specification>
<Specification>EDK_RELEASE_VERSION 0x00020000</Specification>
<Extern>
<Constructor>PcdLibConstructor</Constructor>
</Extern>
</Externs>
</ModuleSurfaceArea>