Code scrube for MdeModule Definitions.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5428 6f19259b-4bc3-4df7-8a09-765794883524
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@@ -1,34 +1,29 @@
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/** @file
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Copyright (c) 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:
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PlatDriOverLib.h
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Abstract:
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**/
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#ifndef _PLAT_DRI_OVER_LIB_H_
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#define _PLAT_DRI_OVER_LIB_H_
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#include <PiDxe.h>
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#include <Protocol/PlatformDriverOverride.h>
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#include <Protocol/DevicePath.h>
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#include <Protocol/DriverBinding.h>
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#include <Library/BaseLib.h>
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#include <VariableFormat.h>
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/** @file
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This library provides basic platform driver override functions.
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Copyright (c) 2007 - 2008, 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 _PLAT_DRI_OVER_LIB_H_
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#define _PLAT_DRI_OVER_LIB_H_
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#include <PiDxe.h>
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#include <Protocol/PlatformDriverOverride.h>
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#include <Protocol/DevicePath.h>
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#include <Protocol/DriverBinding.h>
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#include <Library/BaseLib.h>
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#include <VariableFormat.h>
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/**
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Install the Platform Driver Override Protocol, and ensure there is only one Platform Driver Override Protocol
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in the system.
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@@ -38,111 +33,67 @@ Abstract:
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@retval EFI_ALREADY_STARTED There has been a Platform Driver Override
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Protocol in the system, cannot install it again.
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@retval Other Returned by InstallProtocolInterface
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@retval EFI_SUCCESS The protocol is installed successfully.
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**/
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EFI_STATUS
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EFIAPI
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InstallPlatformDriverOverrideProtocol (
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EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL *gPlatformDriverOverride
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);
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**/
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EFI_STATUS
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EFIAPI
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InstallPlatformDriverOverrideProtocol (
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EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL *gPlatformDriverOverride
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);
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/**
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Free all the mapping database memory resource and initialize the mapping list entry
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Free all the mapping database memory resource and initialize the mapping list entry.
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@param MappingDataBase Mapping database list entry pointer
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@retval EFI_INVALID_PARAMETER mapping database list entry is NULL
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@retval EFI_SUCCESS Free success
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**/
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EFI_STATUS
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EFIAPI
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FreeMappingDatabase (
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IN OUT LIST_ENTRY *MappingDataBase
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);
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**/
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EFI_STATUS
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EFIAPI
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FreeMappingDatabase (
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IN OUT LIST_ENTRY *MappingDataBase
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);
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/**
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Read the environment variable(s) that contain the override mappings from Controller Device Path to
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a set of Driver Device Paths, and create the mapping database in memory with those variable info.
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VariableLayout{
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//
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// NotEnd indicate whether the variable is the last one, and has no subsequent variable need to load.
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// Each variable has MaximumVariableSize limitation, so we maybe need multi variables to store
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// large mapping infos.
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// The variable(s) name rule is PlatDriOver, PlatDriOver1, PlatDriOver2, ....
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//
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UINT32 NotEnd;
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//
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// The entry which contains the mapping that Controller Device Path to a set of Driver Device Paths
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// There are often multi mapping entries in a variable.
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//
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UINT32 SIGNATURE; //EFI_SIGNATURE_32('p','d','o','i')
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UINT32 DriverNum;
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EFI_DEVICE_PATH_PROTOCOL ControllerDevicePath[];
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EFI_DEVICE_PATH_PROTOCOL DriverDevicePath[];
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EFI_DEVICE_PATH_PROTOCOL DriverDevicePath[];
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EFI_DEVICE_PATH_PROTOCOL DriverDevicePath[];
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......
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UINT32 SIGNATURE;
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UINT32 DriverNum;
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EFI_DEVICE_PATH_PROTOCOL ControllerDevicePath[];
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EFI_DEVICE_PATH_PROTOCOL DriverDevicePath[];
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EFI_DEVICE_PATH_PROTOCOL DriverDevicePath[];
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EFI_DEVICE_PATH_PROTOCOL DriverDevicePath[];
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......
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}
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typedef struct _PLATFORM_OVERRIDE_ITEM{
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UINTN Signature; //EFI_SIGNATURE_32('p','d','o','i')
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LIST_ENTRY Link;
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UINT32 DriverInfoNum;
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EFI_DEVICE_PATH_PROTOCOL *ControllerDevicePath;
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LIST_ENTRY DriverInfoList; //DRIVER_IMAGE_INFO List
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} PLATFORM_OVERRIDE_ITEM;
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typedef struct _DRIVER_IMAGE_INFO{
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UINTN Signature; //EFI_SIGNATURE_32('p','d','i','i')
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LIST_ENTRY Link;
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EFI_HANDLE ImageHandle;
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EFI_DEVICE_PATH_PROTOCOL *DriverImagePath;
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BOOLEAN UnLoadable;
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BOOLEAN UnStartable;
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} DRIVER_IMAGE_INFO;
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@param MappingDataBase Mapping database list entry pointer
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@retval EFI_INVALID_PARAMETER MappingDataBase pointer is null
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@retval EFI_NOT_FOUND Cannot find the 'PlatDriOver' NV variable
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@retval EFI_VOLUME_CORRUPTED The found NV variable is corrupted
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@retval EFI_SUCCESS Create the mapping database in memory
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successfully
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@retval EFI_SUCCESS Create the mapping database in memory successfully
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**/
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EFI_STATUS
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EFIAPI
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InitOverridesMapping (
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OUT LIST_ENTRY *MappingDataBase
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);
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**/
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EFI_STATUS
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EFIAPI
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InitOverridesMapping (
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OUT LIST_ENTRY *MappingDataBase
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);
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/**
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Save the memory mapping database into NV environment variable(s)
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Save the memory mapping database into NV environment variable(s).
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@param MappingDataBase Mapping database list entry pointer
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@retval EFI_INVALID_PARAMETER MappingDataBase pointer is null
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@retval EFI_SUCCESS Save memory mapping database successfully
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**/
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EFI_STATUS
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EFIAPI
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SaveOverridesMapping (
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IN LIST_ENTRY *MappingDataBase
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);
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**/
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EFI_STATUS
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EFIAPI
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SaveOverridesMapping (
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IN LIST_ENTRY *MappingDataBase
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);
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/**
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Retrieves the image handle of the platform override driver for a controller in the system from the memory mapping database.
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@param This A pointer to the
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EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL instance.
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@param This A pointer to the EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL instance.
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@param ControllerHandle The device handle of the controller to check if
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a driver override exists.
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@param DriverImageHandle On output, a pointer to the next driver handle.
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@@ -163,50 +114,56 @@ SaveOverridesMapping (
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@retval EFI_SUCCESS The driver override for ControllerHandle was
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returned in DriverImagePath.
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**/
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EFI_STATUS
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EFIAPI
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GetDriverFromMapping (
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IN EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL * This,
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IN EFI_HANDLE ControllerHandle,
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IN OUT EFI_HANDLE * DriverImageHandle,
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IN LIST_ENTRY * MappingDataBase,
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IN EFI_HANDLE CallerImageHandle
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);
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EFI_STATUS
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EFIAPI
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DeleteOverridesVariables (
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VOID
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);
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**/
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EFI_STATUS
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EFIAPI
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GetDriverFromMapping (
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IN EFI_PLATFORM_DRIVER_OVERRIDE_PROTOCOL * This,
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IN EFI_HANDLE ControllerHandle,
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IN OUT EFI_HANDLE * DriverImageHandle,
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IN LIST_ENTRY * MappingDataBase,
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IN EFI_HANDLE CallerImageHandle
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);
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/**
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Deletes all environment variable(s) that contain the override mappings from Controller Device Path to
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a set of Driver Device Paths.
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@retval EFI_SUCCESS Delete all variable(s) successfully.
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**/
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EFI_STATUS
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EFIAPI
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DeleteOverridesVariables (
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VOID
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);
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/**
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Check mapping database whether already has the mapping info which
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records the input Controller to input DriverImage.
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If has, the controller's total override driver number and input DriverImage's order number is return.
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@param ControllerDevicePath The controller device path need to add a
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override driver image item
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@param DriverImageDevicePath The driver image device path need to be insert
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@param ControllerDevicePath The controller device path is to be check.
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@param DriverImageDevicePath The driver image device path is to be check.
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@param MappingDataBase Mapping database list entry pointer
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@param DriverInfoNum the controller's total override driver number
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@param DriverImageNO The inserted order number
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@param DriverImageNO The driver order number for the input DriverImage.
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If the DriverImageDevicePath is NULL, DriverImageNO is not set.
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@return EFI_INVALID_PARAMETER
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@return EFI_NOT_FOUND
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@return EFI_SUCCESS
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@retval EFI_INVALID_PARAMETER ControllerDevicePath or MappingDataBase is NULL.
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@retval EFI_NOT_FOUND ControllerDevicePath is not found in MappingDataBase or
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DriverImageDevicePath is not found in the found DriverImage Info list.
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@retval EFI_SUCCESS The controller's total override driver number and
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input DriverImage's order number is correctly return.
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**/
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EFI_STATUS
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EFIAPI
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CheckMapping (
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IN EFI_DEVICE_PATH_PROTOCOL *ControllerDevicePath,
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IN EFI_DEVICE_PATH_PROTOCOL *DriverImageDevicePath,
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IN LIST_ENTRY * MappingDataBase,
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OUT UINT32 *DriverInfoNum,
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OUT UINT32 *DriverImageNO
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);
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**/
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EFI_STATUS
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EFIAPI
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CheckMapping (
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IN EFI_DEVICE_PATH_PROTOCOL *ControllerDevicePath,
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IN EFI_DEVICE_PATH_PROTOCOL *DriverImageDevicePath,
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IN LIST_ENTRY * MappingDataBase,
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OUT UINT32 *DriverInfoNum,
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OUT UINT32 *DriverImageNO
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);
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/**
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Insert a driver image as a controller's override driver into the mapping database.
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The driver image's order number is indicated by DriverImageNO.
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@@ -215,50 +172,58 @@ CheckMapping (
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override driver image item
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@param DriverImageDevicePath The driver image device path need to be insert
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@param MappingDataBase Mapping database list entry pointer
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@param DriverImageNO The inserted order number
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@param DriverImageNO The inserted order number. If this number is taken,
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the larger available number will be used.
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@return EFI_INVALID_PARAMETER
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@return EFI_ALREADY_STARTED
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@return EFI_SUCCESS
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@retval EFI_INVALID_PARAMETER ControllerDevicePath is NULL, or DriverImageDevicePath is NULL
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or MappingDataBase is NULL
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@retval EFI_ALREADY_STARTED The input Controller to input DriverImage has been
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recorded into the mapping database.
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@retval EFI_SUCCESS The Controller and DriverImage are inserted into
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the mapping database successfully.
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**/
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EFI_STATUS
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EFIAPI
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InsertDriverImage (
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IN EFI_DEVICE_PATH_PROTOCOL *ControllerDevicePath,
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IN EFI_DEVICE_PATH_PROTOCOL *DriverImageDevicePath,
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IN LIST_ENTRY *MappingDataBase,
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IN UINT32 DriverImageNO
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);
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**/
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EFI_STATUS
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EFIAPI
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InsertDriverImage (
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IN EFI_DEVICE_PATH_PROTOCOL *ControllerDevicePath,
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IN EFI_DEVICE_PATH_PROTOCOL *DriverImageDevicePath,
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IN LIST_ENTRY *MappingDataBase,
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IN UINT32 DriverImageNO
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);
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/**
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Delete a controller's override driver from the mapping database.
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@param ControllerDevicePath The controller device path need to add a
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override driver image item
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@param DriverImageDevicePath The driver image device path need to be insert
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@param ControllerDevicePath The controller device path will be deleted
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when all drivers images on it are removed.
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@param DriverImageDevicePath The driver image device path will be delete.
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If NULL, all driver image will be delete.
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@param MappingDataBase Mapping database list entry pointer
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@param DriverImageNO The inserted order number
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@return EFI_INVALID_PARAMETER
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@return EFI_NOT_FOUND
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@return EFI_SUCCESS
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@retval EFI_INVALID_PARAMETER ControllerDevicePath is NULL, or MappingDataBase is NULL
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@retval EFI_NOT_FOUND ControllerDevicePath is not found in MappingDataBase or
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DriverImageDevicePath is not found in the found DriverImage Info list.
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@retval EFI_SUCCESS Delete the specified driver successfully.
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**/
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EFI_STATUS
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EFIAPI
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DeleteDriverImage (
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IN EFI_DEVICE_PATH_PROTOCOL *ControllerDevicePath,
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IN EFI_DEVICE_PATH_PROTOCOL *DriverImageDevicePath,
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IN LIST_ENTRY *MappingDataBase
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);
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**/
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EFI_STATUS
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EFIAPI
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DeleteDriverImage (
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IN EFI_DEVICE_PATH_PROTOCOL *ControllerDevicePath,
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IN EFI_DEVICE_PATH_PROTOCOL *DriverImageDevicePath,
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IN LIST_ENTRY *MappingDataBase
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);
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/**
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Get the first Binding protocol which has the specific image handle
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@param Image Image handle
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@param ImageHandle The Image handle
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@param BindingHandle The BindingHandle of the found Driver Binding protocol.
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If Binding protocol is not found, it is set to NULL.
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@return Pointer into the Binding Protocol interface
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@return Pointer into the Binding Protocol interface
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@retval NULL The paramter is not valid or the binding protocol is not found.
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**/
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EFI_DRIVER_BINDING_PROTOCOL *
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@@ -266,6 +231,6 @@ EFIAPI
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GetBindingProtocolFromImageHandle (
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IN EFI_HANDLE ImageHandle,
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OUT EFI_HANDLE *BindingHandle
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);
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#endif
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);
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#endif
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