1 /** @file 2 EFI Driver Configuration Protocol 3 4 Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR> 5 This program and the accompanying materials 6 are licensed and made available under the terms and conditions of the BSD License 7 which accompanies this distribution. The full text of the license may be found at 8 http://opensource.org/licenses/bsd-license.php 9 10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 12 13 **/ 14 15 #ifndef __EFI_DRIVER_CONFIGURATION_H__ 16 #define __EFI_DRIVER_CONFIGURATION_H__ 17 18 #include <Protocol/DriverConfiguration2.h> 19 20 /// 21 /// Global ID for the Driver Configuration Protocol defined in EFI 1.1 22 /// 23 #define EFI_DRIVER_CONFIGURATION_PROTOCOL_GUID \ 24 { \ 25 0x107a772b, 0xd5e1, 0x11d4, {0x9a, 0x46, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d } \ 26 } 27 28 typedef struct _EFI_DRIVER_CONFIGURATION_PROTOCOL EFI_DRIVER_CONFIGURATION_PROTOCOL; 29 30 /** 31 Allows the user to set controller specific options for a controller that a 32 driver is currently managing. 33 34 @param This A pointer to the EFI_DRIVER_CONFIGURATION_PROTOCOL instance. 35 @param ControllerHandle The handle of the controller to set options on. 36 @param ChildHandle The handle of the child controller to set options on. This 37 is an optional parameter that may be NULL. It will be NULL 38 for device drivers, and for bus drivers that wish to set 39 options for the bus controller. It will not be NULL for a 40 bus driver that wishes to set options for one of its child 41 controllers. 42 @param Language A pointer to a three character ISO 639-2 language identifier. 43 This is the language of the user interface that should be 44 presented to the user, and it must match one of the languages 45 specified in SupportedLanguages. The number of languages 46 supported by a driver is up to the driver writer. 47 @param ActionRequired A pointer to the action that the calling agent is required 48 to perform when this function returns. See "Related 49 Definitions" for a list of the actions that the calling 50 agent is required to perform prior to accessing 51 ControllerHandle again. 52 53 @retval EFI_SUCCESS The driver specified by This successfully set the 54 configuration options for the controller specified 55 by ControllerHandle.. 56 @retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE. 57 @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid EFI_HANDLE. 58 @retval EFI_INVALID_PARAMETER ActionRequired is NULL. 59 @retval EFI_UNSUPPORTED The driver specified by This does not support setting 60 configuration options for the controller specified by 61 ControllerHandle and ChildHandle. 62 @retval EFI_UNSUPPORTED The driver specified by This does not support the 63 language specified by Language. 64 @retval EFI_DEVICE_ERROR A device error occurred while attempt to set the 65 configuration options for the controller specified 66 by ControllerHandle and ChildHandle. 67 @retval EFI_OUT_RESOURCES There are not enough resources available to set the 68 configuration options for the controller specified 69 by ControllerHandle and ChildHandle. 70 71 **/ 72 typedef 73 EFI_STATUS 74 (EFIAPI *EFI_DRIVER_CONFIGURATION_SET_OPTIONS)( 75 IN EFI_DRIVER_CONFIGURATION_PROTOCOL *This, 76 IN EFI_HANDLE ControllerHandle, 77 IN EFI_HANDLE ChildHandle OPTIONAL, 78 IN CHAR8 *Language, 79 OUT EFI_DRIVER_CONFIGURATION_ACTION_REQUIRED *ActionRequired 80 ); 81 82 /** 83 Tests to see if a controller's current configuration options are valid. 84 85 @param This A pointer to the EFI_DRIVER_CONFIGURATION_PROTOCOL instance. 86 @param ControllerHandle The handle of the controller to test if it's current 87 configuration options are valid. 88 @param ChildHandle The handle of the child controller to test if it's current 89 configuration options are valid. This is an optional 90 parameter that may be NULL. It will be NULL for device 91 drivers. It will also be NULL for bus drivers that wish 92 to test the configuration options for the bus controller. 93 It will not be NULL for a bus driver that wishes to test 94 configuration options for one of its child controllers. 95 96 @retval EFI_SUCCESS The controller specified by ControllerHandle and 97 ChildHandle that is being managed by the driver 98 specified by This has a valid set of configuration 99 options. 100 @retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE. 101 @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid EFI_HANDLE. 102 @retval EFI_UNSUPPORTED The driver specified by This is not currently 103 managing the controller specified by ControllerHandle 104 and ChildHandle. 105 @retval EFI_DEVICE_ERROR The controller specified by ControllerHandle and 106 ChildHandle that is being managed by the driver 107 specified by This has an invalid set of configuration 108 options. 109 110 **/ 111 typedef 112 EFI_STATUS 113 (EFIAPI *EFI_DRIVER_CONFIGURATION_OPTIONS_VALID)( 114 IN EFI_DRIVER_CONFIGURATION_PROTOCOL *This, 115 IN EFI_HANDLE ControllerHandle, 116 IN EFI_HANDLE ChildHandle OPTIONAL 117 ); 118 119 /** 120 Forces a driver to set the default configuration options for a controller. 121 122 @param This A pointer to the EFI_DRIVER_CONFIGURATION_PROTOCOL instance. 123 @param ControllerHandle The handle of the controller to force default configuration options on. 124 @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 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. 125 @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. 126 @param ActionRequired A pointer to the action that the calling agent is required to perform when this function returns. See "Related Definitions" in Section 9.1 for a list of the actions that the calling agent is required to perform prior to accessing ControllerHandle again. 127 128 @retval EFI_SUCCESS The driver specified by This successfully forced the default configuration options on the controller specified by ControllerHandle and ChildHandle. 129 @retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE. 130 @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid EFI_HANDLE. 131 @retval EFI_INVALID_PARAMETER ActionRequired is NULL. 132 @retval EFI_UNSUPPORTED The driver specified by This does not support forcing the default configuration options on the controller specified by ControllerHandle and ChildHandle. 133 @retval EFI_UNSUPPORTED The driver specified by This does not support the configuration type specified by DefaultType. 134 @retval EFI_DEVICE_ERROR A device error occurred while attempt to force the default configuration options on the controller specified by ControllerHandle and ChildHandle. 135 @retval EFI_OUT_RESOURCES There are not enough resources available to force the default configuration options on the controller specified by ControllerHandle and ChildHandle. 136 137 **/ 138 typedef 139 EFI_STATUS 140 (EFIAPI *EFI_DRIVER_CONFIGURATION_FORCE_DEFAULTS)( 141 IN EFI_DRIVER_CONFIGURATION_PROTOCOL *This, 142 IN EFI_HANDLE ControllerHandle, 143 IN EFI_HANDLE ChildHandle OPTIONAL, 144 IN UINT32 DefaultType, 145 OUT EFI_DRIVER_CONFIGURATION_ACTION_REQUIRED *ActionRequired 146 ); 147 148 149 /// 150 /// Used to set configuration options for a controller that an EFI Driver is managing. 151 /// 152 struct _EFI_DRIVER_CONFIGURATION_PROTOCOL { 153 EFI_DRIVER_CONFIGURATION_SET_OPTIONS SetOptions; 154 EFI_DRIVER_CONFIGURATION_OPTIONS_VALID OptionsValid; 155 EFI_DRIVER_CONFIGURATION_FORCE_DEFAULTS ForceDefaults; 156 /// 157 /// A Null-terminated ASCII string that contains one or more 158 /// ISO 639-2 language codes. This is the list of language 159 /// codes that this protocol supports. 160 /// 161 CHAR8 *SupportedLanguages; 162 }; 163 164 165 extern EFI_GUID gEfiDriverConfigurationProtocolGuid; 166 167 #endif 168