EdkCompatibilityPkg/Foundation/Framework/Include/EfiSmbus.h

   1 /*++
   2
   3 Copyright (c) 2006 - 2007, Intel Corporation
   4 All rights reserved. This program and the accompanying materials
   5 are licensed and made available under the terms and conditions of the BSD License
   6 which accompanies this distribution.  The full text of the license may be found at
   7 http://opensource.org/licenses/bsd-license.php
   8
   9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  11
  12 Module Name:
  13
  14   EfiSmbus.h
  15
  16 Abstract:
  17
  18
  19
  20 --*/
  21
  22 #ifndef _EFI_SMBUS_DEFINITION_H_
  23 #define _EFI_SMBUS_DEFINITION_H_
  24
  25 //
  26 // EFI Smbus Device Address, Smbus Device Command, Smbus Operation
  27 //
  28 typedef struct {
  29   UINTN SmbusDeviceAddress : 7;
  30 } EFI_SMBUS_DEVICE_ADDRESS;
  31
  32 typedef UINTN EFI_SMBUS_DEVICE_COMMAND;
  33
  34 typedef enum _EFI_SMBUS_OPERATION
  35 {
  36   EfiSmbusQuickRead,
  37   EfiSmbusQuickWrite,
  38   EfiSmbusReceiveByte,
  39   EfiSmbusSendByte,
  40   EfiSmbusReadByte,
  41   EfiSmbusWriteByte,
  42   EfiSmbusReadWord,
  43   EfiSmbusWriteWord,
  44   EfiSmbusReadBlock,
  45   EfiSmbusWriteBlock,
  46   EfiSmbusProcessCall,
  47   EfiSmbusBWBRProcessCall
  48 } EFI_SMBUS_OPERATION;
  49
  50 typedef struct {
  51   UINT32  VendorSpecificId;
  52   UINT16  SubsystemDeviceId;
  53   UINT16  SubsystemVendorId;
  54   UINT16  Interface;
  55   UINT16  DeviceId;
  56   UINT16  VendorId;
  57   UINT8   VendorRevision;
  58   UINT8   DeviceCapabilities;
  59 } EFI_SMBUS_UDID;
  60
  61
  62 typedef struct {
  63   EFI_SMBUS_DEVICE_ADDRESS  SmbusDeviceAddress;
  64   EFI_SMBUS_UDID            SmbusDeviceUdid;
  65 } EFI_SMBUS_DEVICE_MAP;
  66
  67
  68
  69 #endif