| | 1 | /** @file\r |
| | 2 | This file declares the SMBus definitions defined in SmBus Specifciation V2.0\r |
| | 3 | and defined in PI1.0 specification volume 5.\r |
| | 4 | \r |
| | 5 | Copyright (c) 2007 - 2008, Intel Corporation. All rights reserved.<BR>\r |
| | 6 | This program and the accompanying materials \r |
| | 7 | are licensed and made available under the terms and conditions of the BSD License \r |
| | 8 | which accompanies this distribution. The full text of the license may be found at \r |
| | 9 | http://opensource.org/licenses/bsd-license.php \r |
| | 10 | \r |
| | 11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r |
| | 12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r |
| | 13 | \r |
| | 14 | **/\r |
| | 15 | \r |
| | 16 | #ifndef _SMBUS_H_\r |
| | 17 | #define _SMBUS_H_\r |
| | 18 | \r |
| | 19 | \r |
| | 20 | ///\r |
| | 21 | /// UDID of SMBUS device.\r |
| | 22 | ///\r |
| | 23 | typedef struct {\r |
| | 24 | UINT32 VendorSpecificId;\r |
| | 25 | UINT16 SubsystemDeviceId;\r |
| | 26 | UINT16 SubsystemVendorId;\r |
| | 27 | UINT16 Interface;\r |
| | 28 | UINT16 DeviceId;\r |
| | 29 | UINT16 VendorId;\r |
| | 30 | UINT8 VendorRevision;\r |
| | 31 | UINT8 DeviceCapabilities;\r |
| | 32 | } EFI_SMBUS_UDID;\r |
| | 33 | \r |
| | 34 | ///\r |
| | 35 | /// Smbus Device Address\r |
| | 36 | ///\r |
| | 37 | typedef struct {\r |
| | 38 | ///\r |
| | 39 | /// The SMBUS hardware address to which the SMBUS device is preassigned or allocated.\r |
| | 40 | ///\r |
| | 41 | UINTN SmbusDeviceAddress : 7;\r |
| | 42 | } EFI_SMBUS_DEVICE_ADDRESS;\r |
| | 43 | \r |
| | 44 | typedef struct {\r |
| | 45 | ///\r |
| | 46 | /// The SMBUS hardware address to which the SMBUS device is preassigned or\r |
| | 47 | /// allocated. Type EFI_SMBUS_DEVICE_ADDRESS is defined in EFI_PEI_SMBUS2_PPI.Execute().\r |
| | 48 | ///\r |
| | 49 | EFI_SMBUS_DEVICE_ADDRESS SmbusDeviceAddress;\r |
| | 50 | ///\r |
| | 51 | /// The SMBUS Unique Device Identifier (UDID) as defined in EFI_SMBUS_UDID.\r |
| | 52 | /// Type EFI_SMBUS_UDID is defined in EFI_PEI_SMBUS2_PPI.ArpDevice().\r |
| | 53 | ///\r |
| | 54 | EFI_SMBUS_UDID SmbusDeviceUdid;\r |
| | 55 | } EFI_SMBUS_DEVICE_MAP;\r |
| | 56 | \r |
| | 57 | ///\r |
| | 58 | /// Smbus Operations\r |
| | 59 | ///\r |
| | 60 | typedef enum _EFI_SMBUS_OPERATION {\r |
| | 61 | EfiSmbusQuickRead,\r |
| | 62 | EfiSmbusQuickWrite,\r |
| | 63 | EfiSmbusReceiveByte,\r |
| | 64 | EfiSmbusSendByte,\r |
| | 65 | EfiSmbusReadByte,\r |
| | 66 | EfiSmbusWriteByte,\r |
| | 67 | EfiSmbusReadWord,\r |
| | 68 | EfiSmbusWriteWord,\r |
| | 69 | EfiSmbusReadBlock,\r |
| | 70 | EfiSmbusWriteBlock,\r |
| | 71 | EfiSmbusProcessCall,\r |
| | 72 | EfiSmbusBWBRProcessCall\r |
| | 73 | } EFI_SMBUS_OPERATION;\r |
| | 74 | \r |
| | 75 | ///\r |
| | 76 | /// EFI_SMBUS_DEVICE_COMMAND\r |
| | 77 | ///\r |
| | 78 | typedef UINTN EFI_SMBUS_DEVICE_COMMAND;\r |
| | 79 | \r |
| | 80 | #endif\r |
| | 81 | \r |
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