diff options
Diffstat (limited to 'MdePkg/Include/Protocol/SuperIo.h')
| -rw-r--r-- | MdePkg/Include/Protocol/SuperIo.h | 66 |
1 files changed, 30 insertions, 36 deletions
diff --git a/MdePkg/Include/Protocol/SuperIo.h b/MdePkg/Include/Protocol/SuperIo.h index f9714e2d1f87..fb5ea855c970 100644 --- a/MdePkg/Include/Protocol/SuperIo.h +++ b/MdePkg/Include/Protocol/SuperIo.h @@ -5,14 +5,8 @@ Super I/O is powered up, enabled, and assigned with the default set of resources. In the Stop() routine of the Super I/O driver, the device is disabled and Super I/O protocol is uninstalled. - Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR> - 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. + Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR> + SPDX-License-Identifier: BSD-2-Clause-Patent **/ @@ -33,12 +27,12 @@ typedef struct { UINT8 AndMask; ///< Bitwise AND mask. UINT8 OrMask; ///< Bitwise OR mask. } EFI_SIO_REGISTER_MODIFY; - + typedef struct _EFI_SIO_PROTOCOL EFI_SIO_PROTOCOL; - + /** Provides a low level access to the registers for the Super I/O. - + @param[in] This Indicates a pointer to the calling context. @param[in] Write Specifies the type of the register operation. If this parameter is TRUE, Value is interpreted as an input parameter and the operation is a register write. If this parameter @@ -53,13 +47,13 @@ typedef struct _EFI_SIO_PROTOCOL EFI_SIO_PROTOCOL; @param[in] Register Register number. @param[in, out] Value If Write is TRUE, Value is a pointer to the buffer containing the byte of data to be written to the Super I/O register. If Write is FALSE, Value is a pointer to the - destination buffer for the byte of data to be read from the Super I/O register. + destination buffer for the byte of data to be read from the Super I/O register. @retval EFI_SUCCESS The operation completed successfully @retval EFI_INVALID_PARAMETER The Value is NULL @retval EFI_INVALID_PARAMETER Invalid Register number - -**/ + +**/ typedef EFI_STATUS (EFIAPI *EFI_SIO_REGISTER_ACCESS)( @@ -69,36 +63,36 @@ EFI_STATUS IN UINT8 Register, IN OUT UINT8 *Value ); - + /** Provides an interface to get a list of the current resources consumed by the device in the ACPI Resource Descriptor format. - + GetResources() returns a list of resources currently consumed by the device. The ResourceList is a pointer to the buffer containing resource descriptors for the device. The descriptors are in the format of Small or Large ACPI resource descriptor as defined by ACPI specification (2.0 & 3.0). The buffer of resource descriptors is terminated with the 'End tag' resource descriptor. - + @param[in] This Indicates a pointer to the calling context. @param[out] ResourceList A pointer to an ACPI resource descriptor list that defines the current resources used by the device. Type ACPI_RESOURCE_HEADER_PTR is defined in the "Related Definitions" below. - + @retval EFI_SUCCESS The operation completed successfully @retval EFI_INVALID_PARAMETER ResourceList is NULL - -**/ + +**/ typedef EFI_STATUS (EFIAPI *EFI_SIO_GET_RESOURCES)( IN CONST EFI_SIO_PROTOCOL *This, OUT ACPI_RESOURCE_HEADER_PTR *ResourceList ); - + /** Sets the resources for the device. - + @param[in] This Indicates a pointer to the calling context. @param[in] ResourceList Pointer to the ACPI resource descriptor list. Type ACPI_RESOURCE_HEADER_PTR is defined in the "Related Definitions" section of @@ -107,35 +101,35 @@ EFI_STATUS @retval EFI_SUCCESS The operation completed successfully @retval EFI_INVALID_PARAMETER ResourceList is invalid @retval EFI_ACCESS_DENIED Some of the resources in ResourceList are in use - -**/ + +**/ typedef EFI_STATUS (EFIAPI *EFI_SIO_SET_RESOURCES)( IN CONST EFI_SIO_PROTOCOL *This, IN ACPI_RESOURCE_HEADER_PTR ResourceList ); - + /** Provides a collection of resource descriptor lists. Each resource descriptor list in the collection defines a combination of resources that can potentially be used by the device. - + @param[in] This Indicates a pointer to the calling context. @param[out] ResourceCollection Collection of the resource descriptor lists. - + @retval EFI_SUCCESS The operation completed successfully @retval EFI_INVALID_PARAMETER ResourceCollection is NULL -**/ +**/ typedef EFI_STATUS (EFIAPI *EFI_SIO_POSSIBLE_RESOURCES)( IN CONST EFI_SIO_PROTOCOL *This, OUT ACPI_RESOURCE_HEADER_PTR *ResourceCollection ); - + /** Provides an interface for a table based programming of the Super I/O registers. - + The Modify() function provides an interface for table based programming of the Super I/O registers. This function can be used to perform programming of multiple Super I/O registers with a single function call. For each table entry, the Register is read, its content is bitwise ANDed with @@ -148,12 +142,12 @@ EFI_STATUS @param[in] Command A pointer to an array of NumberOfCommands EFI_SIO_REGISTER_MODIFY structures. Each structure specifies a single Super I/O register modify operation. Type EFI_SIO_REGISTER_MODIFY is defined in the "Related Definitions" below. - @param[in] NumberOfCommands Number of elements in the Command array. - + @param[in] NumberOfCommands Number of elements in the Command array. + @retval EFI_SUCCESS The operation completed successfully @retval EFI_INVALID_PARAMETER Command is NULL - -**/ + +**/ typedef EFI_STATUS (EFIAPI *EFI_SIO_MODIFY)( @@ -161,14 +155,14 @@ EFI_STATUS IN CONST EFI_SIO_REGISTER_MODIFY *Command, IN UINTN NumberOfCommands ); - + struct _EFI_SIO_PROTOCOL { EFI_SIO_REGISTER_ACCESS RegisterAccess; EFI_SIO_GET_RESOURCES GetResources; EFI_SIO_SET_RESOURCES SetResources; EFI_SIO_POSSIBLE_RESOURCES PossibleResources; EFI_SIO_MODIFY Modify; -}; +}; extern EFI_GUID gEfiSioProtocolGuid; |