IntelFrameworkModulePkg IdeBusDxe: Remove redundant functions

The redundant functions which are never called have been removed.
They are AtaNonDataCommandInExt,IDEBusDriverConfigurationSetOptions,
GetResponse,IDEBusDriverConfigurationOptionsValid and
IDEBusDriverConfigurationForceDefaults.
https://bugzilla.tianocore.org/show_bug.cgi?id=1063

Cc: Liming Gao <liming.gao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: shenglei <shenglei.zhang@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>

4 files changed, 0 insertions, 517 deletions

diff --git a/IntelFrameworkModulePkg/Bus/Pci/IdeBusDxe/Ata.c b/IntelFrameworkModulePkg/Bus/Pci/IdeBusDxe/Ata.c
index 7819773f38..2ca06806d5 100644
--- a/IntelFrameworkModulePkg/Bus/Pci/IdeBusDxe/Ata.c
+++ b/IntelFrameworkModulePkg/Bus/Pci/IdeBusDxe/Ata.c
@@ -2676,124 +2676,5 @@ AtaNonDataCommandIn (
   return EFI_SUCCESS;

 }

 

-/**

-  Send ATA Ext command into device with NON_DATA protocol

-

-  @param  IdeDev Standard IDE device private data structure

-  @param  AtaCommand The ATA command to be sent

-  @param  Device The value in Device register

-  @param  Feature The value in Feature register

-  @param  SectorCount The value in SectorCount register

-  @param  LbaAddress The LBA address in 48-bit mode

-

-  @retval  EFI_SUCCESS Reading succeed

-  @retval  EFI_ABORTED Command failed

-  @retval  EFI_DEVICE_ERROR Device status error.

-

-**/

-EFI_STATUS

-AtaNonDataCommandInExt (

-  IN  IDE_BLK_IO_DEV  *IdeDev,

-  IN  UINT8           AtaCommand,

-  IN  UINT8           Device,

-  IN  UINT16          Feature,

-  IN  UINT16          SectorCount,

-  IN  EFI_LBA         LbaAddress

-  )

-{

-  EFI_STATUS  Status;

-  UINT8       StatusRegister;

-  UINT8       SectorCount8;

-  UINT8       Feature8;

-  UINT8       LbaLow;

-  UINT8       LbaMid;

-  UINT8       LbaHigh;

-

-  Status = WaitForBSYClear (IdeDev, ATATIMEOUT);

-  if (EFI_ERROR (Status)) {

-    return EFI_DEVICE_ERROR;

-  }

-

-  //

-  // Select device (bit4), set LBA mode(bit6) (use 0xe0 for compatibility)

-  //

-  IDEWritePortB (

-    IdeDev->PciIo,

-    IdeDev->IoPort->Head,

-    (UINT8) ((IdeDev->Device << 4) | 0xe0)

-    );

-

-  //

-  // ATA commands for ATA device must be issued when DRDY is set

-  //

-  Status = DRDYReady (IdeDev, ATATIMEOUT);

-  if (EFI_ERROR (Status)) {

-    return EFI_DEVICE_ERROR;

-  }

-

-  //

-  // Pass parameter into device register block

-  //

-  IDEWritePortB (IdeDev->PciIo, IdeDev->IoPort->Head, Device);

-

-  //

-  // Fill the feature register, which is a two-byte FIFO. Need write twice.

-  //

-  Feature8 = (UINT8) (Feature >> 8);

-  IDEWritePortB (IdeDev->PciIo, IdeDev->IoPort->Reg1.Feature, Feature8);

-

-  Feature8 = (UINT8) Feature;

-  IDEWritePortB (IdeDev->PciIo, IdeDev->IoPort->Reg1.Feature, Feature8);

-

-  //

-  // Fill the sector count register, which is a two-byte FIFO. Need write twice.

-  //

-  SectorCount8 = (UINT8) (SectorCount >> 8);

-  IDEWritePortB (IdeDev->PciIo, IdeDev->IoPort->SectorCount, SectorCount8);

-

-  SectorCount8 = (UINT8) SectorCount;

-  IDEWritePortB (IdeDev->PciIo, IdeDev->IoPort->SectorCount, SectorCount8);

-

-  //

-  // Fill the start LBA registers, which are also two-byte FIFO

-  //

-  LbaLow  = (UINT8) RShiftU64 (LbaAddress, 24);

-  LbaMid  = (UINT8) RShiftU64 (LbaAddress, 32);

-  LbaHigh = (UINT8) RShiftU64 (LbaAddress, 40);

-  IDEWritePortB (IdeDev->PciIo, IdeDev->IoPort->SectorNumber, LbaLow);

-  IDEWritePortB (IdeDev->PciIo, IdeDev->IoPort->CylinderLsb, LbaMid);

-  IDEWritePortB (IdeDev->PciIo, IdeDev->IoPort->CylinderMsb, LbaHigh);

-

-  LbaLow  = (UINT8) LbaAddress;

-  LbaMid  = (UINT8) RShiftU64 (LbaAddress, 8);

-  LbaHigh = (UINT8) RShiftU64 (LbaAddress, 16);

-  IDEWritePortB (IdeDev->PciIo, IdeDev->IoPort->SectorNumber, LbaLow);

-  IDEWritePortB (IdeDev->PciIo, IdeDev->IoPort->CylinderLsb, LbaMid);

-  IDEWritePortB (IdeDev->PciIo, IdeDev->IoPort->CylinderMsb, LbaHigh);

-

-  //

-  // Send command via Command Register

-  //

-  IDEWritePortB (IdeDev->PciIo, IdeDev->IoPort->Reg.Command, AtaCommand);

-

-  //

-  // Wait for command completion

-  //

-  Status = WaitForBSYClear (IdeDev, ATATIMEOUT);

-  if (EFI_ERROR (Status)) {

-    return EFI_DEVICE_ERROR;

-  }

-

-  StatusRegister = IDEReadPortB (IdeDev->PciIo, IdeDev->IoPort->Reg.Status);

-  if ((StatusRegister & ATA_STSREG_ERR) == ATA_STSREG_ERR) {

-    //

-    // Failed to execute command, abort operation

-    //

-    return EFI_ABORTED;

-  }

-

-  return EFI_SUCCESS;

-}

-

 

 

diff --git a/IntelFrameworkModulePkg/Bus/Pci/IdeBusDxe/DriverConfiguration.c b/IntelFrameworkModulePkg/Bus/Pci/IdeBusDxe/DriverConfiguration.c
index 3a5d3c6f6b..8f72240386 100644
--- a/IntelFrameworkModulePkg/Bus/Pci/IdeBusDxe/DriverConfiguration.c
+++ b/IntelFrameworkModulePkg/Bus/Pci/IdeBusDxe/DriverConfiguration.c
@@ -26,267 +26,6 @@ CHAR16 *OptionString[4] = {
 //

 // EFI Driver Configuration Protocol

 //

-EFI_DRIVER_CONFIGURATION_PROTOCOL gIDEBusDriverConfiguration = {

-  IDEBusDriverConfigurationSetOptions,

-  IDEBusDriverConfigurationOptionsValid,

-  IDEBusDriverConfigurationForceDefaults,

-  "eng"

-};

-

-/**

-  Interprete keyboard input.

-

-  @retval  EFI_ABORTED  Get an 'ESC' key inputed.

-  @retval  EFI_SUCCESS  Get an 'Y' or 'y' inputed.

-  @retval  EFI_NOT_FOUND Get an 'N' or 'n' inputed..

-

-**/

-EFI_STATUS

-GetResponse (

-  VOID

-  )

-{

-  EFI_STATUS    Status;

-  EFI_INPUT_KEY Key;

-

-  while (TRUE) {

-    Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);

-    if (!EFI_ERROR (Status)) {

-      if (Key.ScanCode == SCAN_ESC) {

-        return EFI_ABORTED;

-      }

-

-      switch (Key.UnicodeChar) {

-

-      //

-      // fall through

-      //

-      case L'y':

-      case L'Y':

-        gST->ConOut->OutputString (gST->ConOut, L"Y\n");

-        return EFI_SUCCESS;

-

-      //

-      // fall through

-      //

-      case L'n':

-      case L'N':

-        gST->ConOut->OutputString (gST->ConOut, L"N\n");

-        return EFI_NOT_FOUND;

-      }

-

-    }

-  }

-}

-

-/**

-  Allows the user to set controller specific options for a controller that a

-  driver is currently managing.

-

-  @param  This              A pointer to the EFI_DRIVER_CONFIGURATION_ PROTOCOL instance.

-  @param  ControllerHandle  The handle of the controller to set options on.

-  @param  ChildHandle       The handle of the child controller to set options on.

-                            This is an optional parameter that may be NULL.

-                            It will be NULL for device drivers, and for a bus drivers

-                            that wish to set options for the bus controller.

-                            It will not be NULL for a bus driver that wishes to set

-                            options for one of its child controllers.

-  @param  Language          A pointer to a three character ISO 639-2 language identifier.

-                            This is the language of the user interface that should be presented

-                            to the user, and it must match one of the languages specified in

-                            SupportedLanguages. The number of languages supported by a driver is up to

-                            the driver writer.

-  @param  ActionRequired    A pointer to the action that the calling agent is required

-                            to perform when this function returns.

-

-

-  @retval  EFI_SUCCESS           The driver specified by This successfully set the configuration

-                                 options for the controller specified by ControllerHandle..

-  @retval  EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.

-  @retval  EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid EFI_HANDLE.

-  @retval  EFI_INVALID_PARAMETER ActionRequired is NULL.

-  @retval  EFI_UNSUPPORTED       The driver specified by This does not support setting configuration options for

-                                 the controller specified by ControllerHandle and ChildHandle.

-  @retval  EFI_UNSUPPORTED       The driver specified by This does not support the language specified by Language.

-  @retval  EFI_DEVICE_ERROR      A device error occurred while attempt to set the configuration options for the

-                                 controller specified by ControllerHandle and ChildHandle.

-  @retval  EFI_OUT_RESOURCES     There are not enough resources available to set the configuration options for the

-                                 controller specified by ControllerHandle and ChildHandle

-**/

-EFI_STATUS

-EFIAPI

-IDEBusDriverConfigurationSetOptions (

-  IN  EFI_DRIVER_CONFIGURATION_PROTOCOL                      *This,

-  IN  EFI_HANDLE                                             ControllerHandle,

-  IN  EFI_HANDLE                                             ChildHandle  OPTIONAL,

-  IN  CHAR8                                                  *Language,

-  OUT EFI_DRIVER_CONFIGURATION_ACTION_REQUIRED               *ActionRequired

-  )

-{

-  EFI_STATUS  Status;

-  UINT8       Value;

-  UINT8       NewValue;

-  UINTN       DataSize;

-  UINTN       Index;

-

-  if (ChildHandle != NULL) {

-    return EFI_UNSUPPORTED;

-  }

-

-  *ActionRequired = EfiDriverConfigurationActionNone;

 

-  DataSize        = sizeof (Value);

-  Status = gRT->GetVariable (

-                  L"Configuration",

-                  &gEfiCallerIdGuid,

-                  NULL,

-                  &DataSize,

-                  &Value

-                  );

-

-  gST->ConOut->OutputString (gST->ConOut, L"IDE Bus Driver Configuration\n");

-  gST->ConOut->OutputString (gST->ConOut, L"===============================\n");

-

-  NewValue = 0;

-  for (Index = 0; Index < 4; Index++) {

-    gST->ConOut->OutputString (gST->ConOut, OptionString[Index]);

-

-    Status = GetResponse ();

-    if (Status == EFI_ABORTED) {

-      return EFI_SUCCESS;

-    }

-

-    if (!EFI_ERROR (Status)) {

-      NewValue = (UINT8) (NewValue | (1 << Index));

-    }

-  }

-

-  if (EFI_ERROR (Status) || (NewValue != Value)) {

-    gRT->SetVariable (

-          L"Configuration",

-          &gEfiCallerIdGuid,

-          EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,

-          sizeof (NewValue),

-          &NewValue

-          );

-

-    *ActionRequired = EfiDriverConfigurationActionRestartController;

-  } else {

-    *ActionRequired = EfiDriverConfigurationActionNone;

-  }

-

-  return EFI_SUCCESS;

-}

-

-/**

-  Tests to see if a controller's current configuration options are valid.

-

-  @param  This             A pointer to the EFI_DRIVER_CONFIGURATION_PROTOCOL instance.

-  @param  ControllerHandle The handle of the controller to test if it's current configuration options

-                           are valid.

-  @param  ChildHandle      The handle of the child controller to test if it's current configuration

-                           options are valid.  This is an optional parameter that may be NULL. It will

-                           be NULL for device drivers.  It will also be NULL for a bus drivers that

-                           wish to test the configuration options for the bus controller. It will

-                           not be NULL for a bus driver that wishes to test configuration options for

-                           one of its child controllers.

-  @retval  EFI_SUCCESS           The controller specified by ControllerHandle and ChildHandle that is being

-                                 managed by the driver specified by This has a valid set of  configuration

-                                 options.

-  @retval  EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.

-  @retval  EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid EFI_HANDLE.

-  @retval  EFI_UNSUPPORTED       The driver specified by This is not currently  managing the controller

-                                 specified by ControllerHandle and ChildHandle.

-  @retval  EFI_DEVICE_ERROR      The controller specified by ControllerHandle and ChildHandle that is being

-                                 managed by the driver specified by This has an invalid set of configuration

-                                 options.

-**/

-EFI_STATUS

-EFIAPI

-IDEBusDriverConfigurationOptionsValid (

-  IN  EFI_DRIVER_CONFIGURATION_PROTOCOL               *This,

-  IN  EFI_HANDLE                                      ControllerHandle,

-  IN  EFI_HANDLE                                      ChildHandle  OPTIONAL

-  )

-{

-  EFI_STATUS  Status;

-  UINT8       Value;

-  UINTN       DataSize;

-

-  if (ChildHandle != NULL) {

-    return EFI_UNSUPPORTED;

-  }

-

-  DataSize = sizeof (Value);

-  Status = gRT->GetVariable (

-                  L"Configuration",

-                  &gEfiCallerIdGuid,

-                  NULL,

-                  &DataSize,

-                  &Value

-                  );

-  if (EFI_ERROR (Status) || Value > 0x0f) {

-    return EFI_DEVICE_ERROR;

-  }

-

-  return EFI_SUCCESS;

-}

-/**

-  Forces a driver to set the default configuration options for a controller.

-

-  @param  This             A pointer to the EFI_DRIVER_CONFIGURATION_ PROTOCOL instance.

-  @param  ControllerHandle The handle of the controller to force default configuration options on.

-  @param  ChildHandle      The handle of the child controller to force default configuration

-                           options on  This is an optional parameter that may be NULL.  It

-                           will be NULL for device drivers. It will also be NULL for a bus

-                           drivers that wish to force default configuration options for the bus

-                           controller.  It will not be NULL for a bus driver that wishes to force

-                           default configuration options for one of its child controllers.

-  @param  DefaultType      The type of default configuration options to force on the controller

-                           specified by ControllerHandle and ChildHandle.

-  @param  ActionRequired   A pointer to the action that the calling agent is required to perform

-                           when this function returns.

-

-  @retval  EFI_SUCCESS           The driver specified by This successfully forced the

-                                 default configuration options on the controller specified by

-                                 ControllerHandle and ChildHandle.

-  @retval  EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.

-  @retval  EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid EFI_HANDLE.

-  @retval  EFI_INVALID_PARAMETER ActionRequired is NULL.

-  @retval  EFI_UNSUPPORTED       The driver specified by This does not support forcing the default

-                                 configuration options on the controller specified by ControllerHandle

-                                 and ChildHandle.

-  @retval  EFI_UNSUPPORTED       The driver specified by This does not support the configuration type

-                                 specified by DefaultType.

-  @retval  EFI_DEVICE_ERROR      A device error occurred while attempt to force the default configuration

-                                 options on the controller specified by  ControllerHandle and ChildHandle.

-  @retval  EFI_OUT_RESOURCES     There are not enough resources available to force the default configuration

-                                 options on the controller specified by ControllerHandle and ChildHandle.

-**/

-EFI_STATUS

-EFIAPI

-IDEBusDriverConfigurationForceDefaults (

-  IN  EFI_DRIVER_CONFIGURATION_PROTOCOL                      *This,

-  IN  EFI_HANDLE                                             ControllerHandle,

-  IN  EFI_HANDLE                                             ChildHandle  OPTIONAL,

-  IN  UINT32                                                 DefaultType,

-  OUT EFI_DRIVER_CONFIGURATION_ACTION_REQUIRED               *ActionRequired

-  )

-{

-  UINT8 Value;

 

-  if (ChildHandle != NULL) {

-    return EFI_UNSUPPORTED;

-  }

 

-  Value = 0x0f;

-  gRT->SetVariable (

-        L"Configuration",

-        &gEfiCallerIdGuid,

-        EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,

-        sizeof (Value),

-        &Value

-        );

-  *ActionRequired = EfiDriverConfigurationActionRestartController;

-  return EFI_SUCCESS;

-}

diff --git a/IntelFrameworkModulePkg/Bus/Pci/IdeBusDxe/Ide.h b/IntelFrameworkModulePkg/Bus/Pci/IdeBusDxe/Ide.h
index 0fe6c6d502..5d2bf2cacd 100644
--- a/IntelFrameworkModulePkg/Bus/Pci/IdeBusDxe/Ide.h
+++ b/IntelFrameworkModulePkg/Bus/Pci/IdeBusDxe/Ide.h
@@ -769,30 +769,6 @@ AtaNonDataCommandIn (
   );

 

 /**

-  Send ATA Ext command into device with NON_DATA protocol.

-

-  @param  IdeDev Standard IDE device private data structure

-  @param  AtaCommand The ATA command to be sent

-  @param  Device The value in Device register

-  @param  Feature The value in Feature register

-  @param  SectorCount The value in SectorCount register

-  @param  LbaAddress The Lba address in 48-bit mode

-

-  @retval  EFI_SUCCESS Reading succeed

-  @retval  EFI_ABORTED Command failed

-  @retval  EFI_DEVICE_ERROR Device status error.

-

-**/

-EFI_STATUS

-AtaNonDataCommandInExt (

-  IN  IDE_BLK_IO_DEV  *IdeDev,

-  IN  UINT8           AtaCommand,

-  IN  UINT8           Device,

-  IN  UINT16          Feature,

-  IN  UINT16          SectorCount,

-  IN  EFI_LBA         LbaAddress

-  );

-/**

   Enable Long Physical Sector Feature for ATA device.

 

   @param   IdeDev  The IDE device data

diff --git a/IntelFrameworkModulePkg/Bus/Pci/IdeBusDxe/IdeBus.h b/IntelFrameworkModulePkg/Bus/Pci/IdeBusDxe/IdeBus.h
index 7ec872275d..830661e39a 100644
--- a/IntelFrameworkModulePkg/Bus/Pci/IdeBusDxe/IdeBus.h
+++ b/IntelFrameworkModulePkg/Bus/Pci/IdeBusDxe/IdeBus.h
@@ -180,122 +180,9 @@ IDEBusDriverBindingStop (
 //

 // EFI Driver Configuration Functions

 //

-/**

-  Allows the user to set controller specific options for a controller that a

-  driver is currently managing.

-

-  @param  This              A pointer to the EFI_DRIVER_CONFIGURATION_ PROTOCOL instance.

-  @param  ControllerHandle  The handle of the controller to set options on.

-  @param  ChildHandle       The handle of the child controller to set options on.

-                            This is an optional parameter that may be NULL.

-                            It will be NULL for device drivers, and for a bus drivers

-                            that wish to set options for the bus controller.

-                            It will not be NULL for a bus driver that wishes to set

-                            options for one of its child controllers.

-  @param  Language          A pointer to a three character ISO 639-2 language identifier.

-                            This is the language of the user interface that should be presented

-                            to the user, and it must match one of the languages specified in

-                            SupportedLanguages. The number of languages supported by a driver is up to

-                            the driver writer.

-  @param  ActionRequired    A pointer to the action that the calling agent is required

-                            to perform when this function returns.

-

-

-  @retval  EFI_SUCCESS           The driver specified by This successfully set the configuration

-                                 options for the controller specified by ControllerHandle..

-  @retval  EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.

-  @retval  EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid EFI_HANDLE.

-  @retval  EFI_INVALID_PARAMETER ActionRequired is NULL.

-  @retval  EFI_UNSUPPORTED       The driver specified by This does not support setting configuration options for

-                                 the controller specified by ControllerHandle and ChildHandle.

-  @retval  EFI_UNSUPPORTED       The driver specified by This does not support the language specified by Language.

-  @retval  EFI_DEVICE_ERROR      A device error occurred while attempt to set the configuration options for the

-                                 controller specified by ControllerHandle and ChildHandle.

-  @retval  EFI_OUT_RESOURCES     There are not enough resources available to set the configuration options for the

-                                 controller specified by ControllerHandle and ChildHandle

-**/

-EFI_STATUS

-EFIAPI

-IDEBusDriverConfigurationSetOptions (

-  IN  EFI_DRIVER_CONFIGURATION_PROTOCOL                      *This,

-  IN  EFI_HANDLE                                             ControllerHandle,

-  IN  EFI_HANDLE                                             ChildHandle  OPTIONAL,

-  IN  CHAR8                                                  *Language,

-  OUT EFI_DRIVER_CONFIGURATION_ACTION_REQUIRED               *ActionRequired

-  );

 

-/**

-  Tests to see if a controller's current configuration options are valid.

-

-  @param  This             A pointer to the EFI_DRIVER_CONFIGURATION_PROTOCOL instance.

-  @param  ControllerHandle The handle of the controller to test if it's current configuration options

-                           are valid.

-  @param  ChildHandle      The handle of the child controller to test if it's current configuration

-                           options are valid.  This is an optional parameter that may be NULL. It will

-                           be NULL for device drivers.  It will also be NULL for a bus drivers that

-                           wish to test the configuration options for the bus controller. It will

-                           not be NULL for a bus driver that wishes to test configuration options for

-                           one of its child controllers.

-  @retval  EFI_SUCCESS           The controller specified by ControllerHandle and ChildHandle that is being

-                                 managed by the driver specified by This has a valid set of  configuration

-                                 options.

-  @retval  EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.

-  @retval  EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid EFI_HANDLE.

-  @retval  EFI_UNSUPPORTED       The driver specified by This is not currently  managing the controller

-                                 specified by ControllerHandle and ChildHandle.

-  @retval  EFI_DEVICE_ERROR      The controller specified by ControllerHandle and ChildHandle that is being

-                                 managed by the driver specified by This has an invalid set of configuration

-                                 options.

-**/

-EFI_STATUS

-EFIAPI

-IDEBusDriverConfigurationOptionsValid (

-  IN  EFI_DRIVER_CONFIGURATION_PROTOCOL               *This,

-  IN  EFI_HANDLE                                      ControllerHandle,

-  IN  EFI_HANDLE                                      ChildHandle  OPTIONAL

-  );

 

-/**

-  Forces a driver to set the default configuration options for a controller.

-

-  @param  This             A pointer to the EFI_DRIVER_CONFIGURATION_ PROTOCOL instance.

-  @param  ControllerHandle The handle of the controller to force default configuration options on.

-  @param  ChildHandle      The handle of the child controller to force default configuration

-                           options on  This is an optional parameter that may be NULL.  It

-                           will be NULL for device drivers. It will also be NULL for a bus

-                           drivers that wish to force default configuration options for the bus

-                           controller.  It will not be NULL for a bus driver that wishes to force

-                           default configuration options for one of its child controllers.

-  @param  DefaultType      The type of default configuration options to force on the controller

-                           specified by ControllerHandle and ChildHandle.

-  @param  ActionRequired   A pointer to the action that the calling agent is required to perform

-                           when this function returns.

 

-  @retval  EFI_SUCCESS           The driver specified by This successfully forced the

-                                 default configuration options on the controller specified by

-                                 ControllerHandle and ChildHandle.

-  @retval  EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.

-  @retval  EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid EFI_HANDLE.

-  @retval  EFI_INVALID_PARAMETER ActionRequired is NULL.

-  @retval  EFI_UNSUPPORTED       The driver specified by This does not support forcing the default

-                                 configuration options on the controller specified by ControllerHandle

-                                 and ChildHandle.

-  @retval  EFI_UNSUPPORTED       The driver specified by This does not support the configuration type

-                                 specified by DefaultType.

-  @retval  EFI_DEVICE_ERROR      A device error occurred while attempt to force the default configuration

-                                 options on the controller specified by  ControllerHandle and ChildHandle.

-  @retval  EFI_OUT_RESOURCES     There are not enough resources available to force the default configuration

-                                 options on the controller specified by ControllerHandle and ChildHandle.

-**/

-EFI_STATUS

-EFIAPI

-IDEBusDriverConfigurationForceDefaults (

-  IN  EFI_DRIVER_CONFIGURATION_PROTOCOL                      *This,

-  IN  EFI_HANDLE                                             ControllerHandle,

-  IN  EFI_HANDLE                                             ChildHandle  OPTIONAL,

-  IN  UINT32                                                 DefaultType,

-  OUT EFI_DRIVER_CONFIGURATION_ACTION_REQUIRED               *ActionRequired

-  );

 

 //

 // EFI Driver Diagnostics Functions