| /* |
| * smbus.h |
| * |
| * System Management Bus driver interface |
| * |
| * This file is part of the w32api package. |
| * |
| * Contributors: |
| * Created by Casper S. Hornstrup <chorns@users.sourceforge.net> |
| * |
| * THIS SOFTWARE IS NOT COPYRIGHTED |
| * |
| * This source code is offered for use in the public domain. You may |
| * use, modify or distribute it freely. |
| * |
| * This code is distributed in the hope that it will be useful but |
| * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY |
| * DISCLAIMED. This includes but is not limited to warranties of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
| * |
| */ |
| |
| #ifndef __SMBUS_H |
| #define __SMBUS_H |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #if !defined(SMBCLASS) |
| #define SMBCLASSAPI DECLSPEC_IMPORT |
| #else |
| #define SMBCLASSAPI |
| #endif |
| |
| #define SMB_BUS_REQUEST \ |
| CTL_CODE(FILE_DEVICE_UNKNOWN, 0, METHOD_NEITHER, FILE_ANY_ACCESS) |
| |
| #define SMB_DEREGISTER_ALARM_NOTIFY \ |
| CTL_CODE(FILE_DEVICE_UNKNOWN, 2, METHOD_NEITHER, FILE_ANY_ACCESS) |
| |
| #define SMB_REGISTER_ALARM_NOTIFY \ |
| CTL_CODE(FILE_DEVICE_UNKNOWN, 1, METHOD_NEITHER, FILE_ANY_ACCESS) |
| |
| |
| struct _SMB_CLASS; |
| |
| #define SMB_MAX_DATA_SIZE 32 |
| |
| /* SMB_REQUEST.Status constants */ |
| #define SMB_STATUS_OK 0x00 |
| #define SMB_UNKNOWN_FAILURE 0x07 |
| #define SMB_ADDRESS_NOT_ACKNOWLEDGED 0x10 |
| #define SMB_DEVICE_ERROR 0x11 |
| #define SMB_COMMAND_ACCESS_DENIED 0x12 |
| #define SMB_UNKNOWN_ERROR 0x13 |
| #define SMB_DEVICE_ACCESS_DENIED 0x17 |
| #define SMB_TIMEOUT 0x18 |
| #define SMB_UNSUPPORTED_PROTOCOL 0x19 |
| #define SMB_BUS_BUSY 0x1A |
| |
| /* SMB_REQUEST.Protocol constants */ |
| #define SMB_WRITE_QUICK 0x00 |
| #define SMB_READ_QUICK 0x01 |
| #define SMB_SEND_BYTE 0x02 |
| #define SMB_RECEIVE_BYTE 0x03 |
| #define SMB_WRITE_BYTE 0x04 |
| #define SMB_READ_BYTE 0x05 |
| #define SMB_WRITE_WORD 0x06 |
| #define SMB_READ_WORD 0x07 |
| #define SMB_WRITE_BLOCK 0x08 |
| #define SMB_READ_BLOCK 0x09 |
| #define SMB_PROCESS_CALL 0x0A |
| #define SMB_MAXIMUM_PROTOCOL 0x0A |
| |
| typedef struct _SMB_REQUEST { |
| UCHAR Status; |
| UCHAR Protocol; |
| UCHAR Address; |
| UCHAR Command; |
| UCHAR BlockLength; |
| UCHAR Data[SMB_MAX_DATA_SIZE]; |
| } SMB_REQUEST, *PSMB_REQUEST; |
| |
| typedef VOID |
| (NTAPI *SMB_ALARM_NOTIFY)( |
| PVOID Context, |
| UCHAR Address, |
| USHORT Data); |
| |
| typedef struct _SMB_REGISTER_ALARM { |
| UCHAR MinAddress; |
| UCHAR MaxAddress; |
| SMB_ALARM_NOTIFY NotifyFunction; |
| PVOID NotifyContext; |
| } SMB_REGISTER_ALARM, *PSMB_REGISTER_ALARM; |
| |
| /* SMB_CLASS.XxxVersion constants */ |
| #define SMB_CLASS_MAJOR_VERSION 0x0001 |
| #define SMB_CLASS_MINOR_VERSION 0x0000 |
| |
| typedef NTSTATUS |
| (NTAPI *SMB_RESET_DEVICE)( |
| IN struct _SMB_CLASS *SmbClass, |
| IN PVOID SmbMiniport); |
| |
| typedef VOID |
| (NTAPI *SMB_START_IO)( |
| IN struct _SMB_CLASS *SmbClass, |
| IN PVOID SmbMiniport); |
| |
| typedef NTSTATUS |
| (NTAPI *SMB_STOP_DEVICE)( |
| IN struct _SMB_CLASS *SmbClass, |
| IN PVOID SmbMiniport); |
| |
| typedef struct _SMB_CLASS { |
| USHORT MajorVersion; |
| USHORT MinorVersion; |
| PVOID Miniport; |
| PDEVICE_OBJECT DeviceObject; |
| PDEVICE_OBJECT PDO; |
| PDEVICE_OBJECT LowerDeviceObject; |
| PIRP CurrentIrp; |
| PSMB_REQUEST CurrentSmb; |
| SMB_RESET_DEVICE ResetDevice; |
| SMB_START_IO StartIo; |
| SMB_STOP_DEVICE StopDevice; |
| } SMB_CLASS, *PSMB_CLASS; |
| |
| SMBCLASSAPI |
| VOID |
| NTAPI |
| SmbClassAlarm( |
| IN PSMB_CLASS SmbClass, |
| IN UCHAR Address, |
| IN USHORT Data); |
| |
| SMBCLASSAPI |
| VOID |
| NTAPI |
| SmbClassCompleteRequest( |
| IN PSMB_CLASS SmbClass); |
| |
| typedef NTSTATUS |
| (NTAPI *PSMB_INITIALIZE_MINIPORT)( |
| IN PSMB_CLASS SmbClass, |
| IN PVOID MiniportExtension, |
| IN PVOID MiniportContext); |
| |
| SMBCLASSAPI |
| NTSTATUS |
| NTAPI |
| SmbClassCreateFdo( |
| IN PDRIVER_OBJECT DriverObject, |
| IN PDEVICE_OBJECT PDO, |
| IN ULONG MiniportExtensionSize, |
| IN PSMB_INITIALIZE_MINIPORT MiniportInitialize, |
| IN PVOID MiniportContext, |
| OUT PDEVICE_OBJECT *FDO); |
| |
| SMBCLASSAPI |
| NTSTATUS |
| NTAPI |
| SmbClassInitializeDevice( |
| IN ULONG MajorVersion, |
| IN ULONG MinorVersion, |
| IN PDRIVER_OBJECT DriverObject); |
| |
| SMBCLASSAPI |
| VOID |
| NTAPI |
| SmbClassLockDevice( |
| IN PSMB_CLASS SmbClass); |
| |
| SMBCLASSAPI |
| VOID |
| NTAPI |
| SmbClassUnlockDevice( |
| IN PSMB_CLASS SmbClass); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* __SMBUS_H */ |
| |