| | 1 | /** @file\r |
| | 2 | The Super I/O Control Protocol is installed by the Super I/O driver. It provides\r |
| | 3 | the low-level services for SIO devices that enable them to be used in the UEFI\r |
| | 4 | driver model.\r |
| | 5 | \r |
| | 6 | Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR>\r |
| | 7 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
| | 8 | \r |
| | 9 | @par Revision Reference:\r |
| | 10 | This protocol is from PI Version 1.2.1.\r |
| | 11 | \r |
| | 12 | **/\r |
| | 13 | \r |
| | 14 | #ifndef __EFI_SUPER_IO_CONTROL_PROTOCOL_H__\r |
| | 15 | #define __EFI_SUPER_IO_CONTROL_PROTOCOL_H__\r |
| | 16 | \r |
| | 17 | #define EFI_SIO_CONTROL_PROTOCOL_GUID \\r |
| | 18 | { \\r |
| | 19 | 0xb91978df, 0x9fc1, 0x427d, { 0xbb, 0x5, 0x4c, 0x82, 0x84, 0x55, 0xca, 0x27 } \\r |
| | 20 | }\r |
| | 21 | \r |
| | 22 | typedef struct _EFI_SIO_CONTROL_PROTOCOL EFI_SIO_CONTROL_PROTOCOL;\r |
| | 23 | typedef struct _EFI_SIO_CONTROL_PROTOCOL *PEFI_SIO_CONTROL_PROTOCOL;\r |
| | 24 | \r |
| | 25 | /**\r |
| | 26 | Enable an ISA-style device.\r |
| | 27 | \r |
| | 28 | This function enables a logical ISA device and, if necessary, configures it\r |
| | 29 | to default settings, including memory, I/O, DMA and IRQ resources.\r |
| | 30 | \r |
| | 31 | @param This A pointer to this instance of the EFI_SIO_CONTROL_PROTOCOL.\r |
| | 32 | \r |
| | 33 | @retval EFI_SUCCESS The device is enabled successfully.\r |
| | 34 | @retval EFI_OUT_OF_RESOURCES The device could not be enabled because there\r |
| | 35 | were insufficient resources either for the device\r |
| | 36 | itself or for the records needed to track the device.\r |
| | 37 | @retval EFI_ALREADY_STARTED The device is already enabled.\r |
| | 38 | @retval EFI_UNSUPPORTED The device cannot be enabled.\r |
| | 39 | **/\r |
| | 40 | typedef\r |
| | 41 | EFI_STATUS\r |
| | 42 | (EFIAPI *EFI_SIO_CONTROL_ENABLE)(\r |
| | 43 | IN CONST EFI_SIO_CONTROL_PROTOCOL *This\r |
| | 44 | );\r |
| | 45 | \r |
| | 46 | /**\r |
| | 47 | Disable a logical ISA device.\r |
| | 48 | \r |
| | 49 | This function disables a logical ISA device so that it no longer consumes\r |
| | 50 | system resources, such as memory, I/O, DMA and IRQ resources. Enough information\r |
| | 51 | must be available so that subsequent Enable() calls would properly reconfigure\r |
| | 52 | the device.\r |
| | 53 | \r |
| | 54 | @param This A pointer to this instance of the EFI_SIO_CONTROL_PROTOCOL.\r |
| | 55 | \r |
| | 56 | @retval EFI_SUCCESS The device is disabled successfully.\r |
| | 57 | @retval EFI_OUT_OF_RESOURCES The device could not be disabled because there\r |
| | 58 | were insufficient resources either for the device\r |
| | 59 | itself or for the records needed to track the device.\r |
| | 60 | @retval EFI_ALREADY_STARTED The device is already disabled.\r |
| | 61 | @retval EFI_UNSUPPORTED The device cannot be disabled.\r |
| | 62 | **/\r |
| | 63 | typedef\r |
| | 64 | EFI_STATUS\r |
| | 65 | (EFIAPI *EFI_SIO_CONTROL_DISABLE)(\r |
| | 66 | IN CONST EFI_SIO_CONTROL_PROTOCOL *This\r |
| | 67 | );\r |
| | 68 | \r |
| | 69 | struct _EFI_SIO_CONTROL_PROTOCOL {\r |
| | 70 | ///\r |
| | 71 | /// The version of this protocol.\r |
| | 72 | ///\r |
| | 73 | UINT32 Version;\r |
| | 74 | ///\r |
| | 75 | /// Enable a device.\r |
| | 76 | ///\r |
| | 77 | EFI_SIO_CONTROL_ENABLE EnableDevice;\r |
| | 78 | ///\r |
| | 79 | /// Disable a device.\r |
| | 80 | ///\r |
| | 81 | EFI_SIO_CONTROL_DISABLE DisableDevice;\r |
| | 82 | };\r |
| | 83 | \r |
| | 84 | extern EFI_GUID gEfiSioControlProtocolGuid;\r |
| | 85 | \r |
| | 86 | #endif // __EFI_SUPER_IO_CONTROL_PROTOCOL_H__\r |
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