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/** @file
EFI Driver Configuration Protocol
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: DriverConfiguration.h
**/
#ifndef __EFI_DRIVER_CONFIGURATION_H__
#define __EFI_DRIVER_CONFIGURATION_H__
//
// Global ID for the Driver Configuration Protocol defined in UEFI 2.0
//
#define EFI_DRIVER_CONFIGURATION2_PROTOCOL_GUID \
{ \
0xbfd7dc1d, 0x24f1, 0x40d9, {0x82, 0xe7, 0x2e, 0x09, 0xbb, 0x6b, 0x4e, 0xbe } \
}
typedef struct _EFI_DRIVER_CONFIGURATION2_PROTOCOL EFI_DRIVER_CONFIGURATION2_PROTOCOL;
typedef enum {
EfiDriverConfigurationActionNone = 0,
EfiDriverConfigurationActionStopController = 1,
EfiDriverConfigurationActionRestartController = 2,
EfiDriverConfigurationActionRestartPlatform = 3,
EfiDriverConfigurationActionMaximum
} EFI_DRIVER_CONFIGURATION_ACTION_REQUIRED;
#define EFI_DRIVER_CONFIGURATION_SAFE_DEFAULTS 0x00000000
#define EFI_DRIVER_CONFIGURATION_MANUFACTURING_DEFAULTS 0x00000001
#define EFI_DRIVER_CONFIGURATION_CUSTOM_DEFAULTS 0x00000002
#define EFI_DRIVER_CONFIGURATION_PERORMANCE_DEFAULTS 0x00000003
/**
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. See "Related
Definitions" for a list of the actions that the calling
agent is required to perform prior to accessing
ControllerHandle again.
@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.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_DRIVER_CONFIGURATION2_SET_OPTIONS) (
IN EFI_DRIVER_CONFIGURATION2_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.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_DRIVER_CONFIGURATION2_OPTIONS_VALID) (
IN EFI_DRIVER_CONFIGURATION2_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. See Table 9-1 for legal values. A DefaultType of 0x00000000 must be supported by this protocol.
@param ActionRequired A pointer to the action that the calling agent is required to perform when this function returns. See "Related Definitions" in Section 9.1for a list of the actions that the calling agent is required to perform prior to accessing ControllerHandle again.
@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.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_DRIVER_CONFIGURATION_FORCE_DEFAULTS) (
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
);
//
//
struct _EFI_DRIVER_CONFIGURATION2_PROTOCOL {
EFI_DRIVER_CONFIGURATION2_SET_OPTIONS SetOptions;
EFI_DRIVER_CONFIGURATION_OPTIONS_VALID OptionsValid;
EFI_DRIVER_CONFIGURATION_FORCE_DEFAULTS ForceDefaults;
CHAR8 *SupportedLanguages;
};
/**
Interface structure for the Driver Configuration Protocol.
@par Protocol Description:
Used to set configuration options for a controller that an EFI Driver is managing.
@param SetOptions Allows the use to set drivers specific configuration
options for a controller that the driver is currently managing.
@param OptionsValid Tests to see if a controller's current configuration
options are valid.
@param ForceDefaults Forces a driver to set the default configuration options
for a controller.
@param SupportedLanguages A Null-terminated ASCII string that contains one or more
ISO 639-2 language codes. This is the list of language
codes that this protocol supports.
**/
extern EFI_GUID gEfiDriverConfiguration2ProtocolGuid;
#endif
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