dac960.h

Linux块设备驱动源码

}
DAC960_V2_LogicalDeviceInfo_T;


/*
  Define the DAC960 V2 Firmware Physical Device State type.
*/

typedef enum
{
    DAC960_V2_Device_Unconfigured =		0x00,
    DAC960_V2_Device_Online =			0x01,
    DAC960_V2_Device_Rebuild =			0x03,
    DAC960_V2_Device_Missing =			0x04,
    DAC960_V2_Device_Critical =			0x05,
    DAC960_V2_Device_Dead =			0x08,
    DAC960_V2_Device_SuspectedDead =		0x0C,
    DAC960_V2_Device_CommandedOffline =		0x10,
    DAC960_V2_Device_Standby =			0x21,
    DAC960_V2_Device_InvalidState =		0xFF
}
__attribute__ ((packed))
DAC960_V2_PhysicalDeviceState_T;


/*
  Define the DAC960 V2 Firmware Get Physical Device Info reply structure.
*/

typedef struct DAC960_V2_PhysicalDeviceInfo
{
  unsigned char :8;					/* Byte 0 */
  unsigned char Channel;				/* Byte 1 */
  unsigned char TargetID;				/* Byte 2 */
  unsigned char LogicalUnit;				/* Byte 3 */
  /* Configuration Status Bits */
  boolean PhysicalDeviceFaultTolerant:1;		/* Byte 4 Bit 0 */
  boolean PhysicalDeviceConnected:1;			/* Byte 4 Bit 1 */
  boolean PhysicalDeviceLocalToController:1;		/* Byte 4 Bit 2 */
  unsigned char :5;					/* Byte 4 Bits 3-7 */
  /* Multiple Host/Controller Status Bits */
  boolean RemoteHostSystemDead:1;			/* Byte 5 Bit 0 */
  boolean RemoteControllerDead:1;			/* Byte 5 Bit 1 */
  unsigned char :6;					/* Byte 5 Bits 2-7 */
  DAC960_V2_PhysicalDeviceState_T PhysicalDeviceState;	/* Byte 6 */
  unsigned char NegotiatedDataWidthBits;		/* Byte 7 */
  unsigned short NegotiatedSynchronousMegaTransfers;	/* Bytes 8-9 */
  /* Multiported Physical Device Information */
  unsigned char NumberOfPortConnections;		/* Byte 10 */
  unsigned char DriveAccessibilityBitmap;		/* Byte 11 */
  unsigned int :32;					/* Bytes 12-15 */
  unsigned char NetworkAddress[16];			/* Bytes 16-31 */
  unsigned short MaximumTags;				/* Bytes 32-33 */
  /* Physical Device Operations Status */
  boolean ConsistencyCheckInProgress:1;			/* Byte 34 Bit 0 */
  boolean RebuildInProgress:1;				/* Byte 34 Bit 1 */
  boolean MakingDataConsistentInProgress:1;		/* Byte 34 Bit 2 */
  boolean PhysicalDeviceInitializationInProgress:1;	/* Byte 34 Bit 3 */
  boolean DataMigrationInProgress:1;			/* Byte 34 Bit 4 */
  boolean PatrolOperationInProgress:1;			/* Byte 34 Bit 5 */
  unsigned char :2;					/* Byte 34 Bits 6-7 */
  unsigned char LongOperationStatus;			/* Byte 35 */
  unsigned char ParityErrors;				/* Byte 36 */
  unsigned char SoftErrors;				/* Byte 37 */
  unsigned char HardErrors;				/* Byte 38 */
  unsigned char MiscellaneousErrors;			/* Byte 39 */
  unsigned char CommandTimeouts;			/* Byte 40 */
  unsigned char Retries;				/* Byte 41 */
  unsigned char Aborts;					/* Byte 42 */
  unsigned char PredictedFailuresDetected;		/* Byte 43 */
  unsigned int :32;					/* Bytes 44-47 */
  unsigned short :16;					/* Bytes 48-49 */
  unsigned short DeviceBlockSizeInBytes;		/* Bytes 50-51 */
  unsigned int OriginalDeviceSize;			/* Bytes 52-55 */
  unsigned int ConfigurableDeviceSize;			/* Bytes 56-59 */
  unsigned int :32;					/* Bytes 60-63 */
  unsigned char PhysicalDeviceName[16];			/* Bytes 64-79 */
  unsigned char Reserved1[16];				/* Bytes 80-95 */
  unsigned char Reserved2[32];				/* Bytes 96-127 */
  unsigned char SCSI_InquiryData[36];			/* Bytes 128-163 */
  unsigned char Reserved3[20];				/* Bytes 164-183 */
  unsigned char Reserved4[8];				/* Bytes 184-191 */
  DAC960_ByteCount64_T LastReadBlockNumber;		/* Bytes 192-199 */
  DAC960_ByteCount64_T LastWrittenBlockNumber;		/* Bytes 200-207 */
  DAC960_ByteCount64_T ConsistencyCheckBlockNumber;	/* Bytes 208-215 */
  DAC960_ByteCount64_T RebuildBlockNumber;		/* Bytes 216-223 */
  DAC960_ByteCount64_T MakingDataConsistentBlockNumber;	/* Bytes 224-231 */
  DAC960_ByteCount64_T DeviceInitializationBlockNumber; /* Bytes 232-239 */
  DAC960_ByteCount64_T DataMigrationBlockNumber;	/* Bytes 240-247 */
  DAC960_ByteCount64_T PatrolOperationBlockNumber;	/* Bytes 248-255 */
  unsigned char Reserved5[256];				/* Bytes 256-511 */
}
DAC960_V2_PhysicalDeviceInfo_T;


/*
  Define the DAC960 V2 Firmware Health Status Buffer structure.
*/

typedef struct DAC960_V2_HealthStatusBuffer
{
  unsigned int MicrosecondsFromControllerStartTime;	/* Bytes 0-3 */
  unsigned int MillisecondsFromControllerStartTime;	/* Bytes 4-7 */
  unsigned int SecondsFrom1January1970;			/* Bytes 8-11 */
  unsigned int :32;					/* Bytes 12-15 */
  unsigned int StatusChangeCounter;			/* Bytes 16-19 */
  unsigned int :32;					/* Bytes 20-23 */
  unsigned int DebugOutputMessageBufferIndex;		/* Bytes 24-27 */
  unsigned int CodedMessageBufferIndex;			/* Bytes 28-31 */
  unsigned int CurrentTimeTracePageNumber;		/* Bytes 32-35 */
  unsigned int CurrentProfilerPageNumber;		/* Bytes 36-39 */
  unsigned int NextEventSequenceNumber;			/* Bytes 40-43 */
  unsigned int :32;					/* Bytes 44-47 */
  unsigned char Reserved1[16];				/* Bytes 48-63 */
  unsigned char Reserved2[64];				/* Bytes 64-127 */
}
DAC960_V2_HealthStatusBuffer_T;


/*
  Define the DAC960 V2 Firmware Get Event reply structure.
*/

typedef struct DAC960_V2_Event
{
  unsigned int EventSequenceNumber;			/* Bytes 0-3 */
  unsigned int EventTime;				/* Bytes 4-7 */
  unsigned int EventCode;				/* Bytes 8-11 */
  unsigned char :8;					/* Byte 12 */
  unsigned char Channel;				/* Byte 13 */
  unsigned char TargetID;				/* Byte 14 */
  unsigned char LogicalUnit;				/* Byte 15 */
  unsigned int :32;					/* Bytes 16-19 */
  unsigned int EventSpecificParameter;			/* Bytes 20-23 */
  unsigned char RequestSenseData[40];			/* Bytes 24-63 */
}
DAC960_V2_Event_T;


/*
  Define the DAC960 V2 Firmware Command Control Bits structure.
*/

typedef struct DAC960_V2_CommandControlBits
{
  boolean ForceUnitAccess:1;				/* Byte 0 Bit 0 */
  boolean DisablePageOut:1;				/* Byte 0 Bit 1 */
  boolean :1;						/* Byte 0 Bit 2 */
  boolean AdditionalScatterGatherListMemory:1;		/* Byte 0 Bit 3 */
  boolean DataTransferControllerToHost:1;		/* Byte 0 Bit 4 */
  boolean :1;						/* Byte 0 Bit 5 */
  boolean NoAutoRequestSense:1;				/* Byte 0 Bit 6 */
  boolean DisconnectProhibited:1;			/* Byte 0 Bit 7 */
}
DAC960_V2_CommandControlBits_T;


/*
  Define the DAC960 V2 Firmware Command Timeout structure.
*/

typedef struct DAC960_V2_CommandTimeout
{
  unsigned char TimeoutValue:6;				/* Byte 0 Bits 0-5 */
  enum {
    DAC960_V2_TimeoutScale_Seconds =		0,
    DAC960_V2_TimeoutScale_Minutes =		1,
    DAC960_V2_TimeoutScale_Hours =		2,
    DAC960_V2_TimeoutScale_Reserved =		3
  } __attribute__ ((packed)) TimeoutScale:2;		/* Byte 0 Bits 6-7 */
}
DAC960_V2_CommandTimeout_T;


/*
  Define the DAC960 V2 Firmware Physical Device structure.
*/

typedef struct DAC960_V2_PhysicalDevice
{
  unsigned char LogicalUnit;				/* Byte 0 */
  unsigned char TargetID;				/* Byte 1 */
  unsigned char Channel:3;				/* Byte 2 Bits 0-2 */
  unsigned char Controller:5;				/* Byte 2 Bits 3-7 */
}
__attribute__ ((packed))
DAC960_V2_PhysicalDevice_T;


/*
  Define the DAC960 V2 Firmware Logical Device structure.
*/

typedef struct DAC960_V2_LogicalDevice
{
  unsigned short LogicalDeviceNumber;			/* Bytes 0-1 */
  unsigned char :3;					/* Byte 2 Bits 0-2 */
  unsigned char Controller:5;				/* Byte 2 Bits 3-7 */
}
__attribute__ ((packed))
DAC960_V2_LogicalDevice_T;


/*
  Define the DAC960 V2 Firmware Operation Device type.
*/

typedef enum
{
  DAC960_V2_Physical_Device =			0x00,
  DAC960_V2_RAID_Device =			0x01,
  DAC960_V2_Physical_Channel =			0x02,
  DAC960_V2_RAID_Channel =			0x03,
  DAC960_V2_Physical_Controller =		0x04,
  DAC960_V2_RAID_Controller =			0x05,
  DAC960_V2_Configuration_Group =		0x10,
  DAC960_V2_Enclosure =				0x11
}
__attribute__ ((packed))
DAC960_V2_OperationDevice_T;


/*
  Define the DAC960 V2 Firmware Translate Physical To Logical Device structure.
*/

typedef struct DAC960_V2_PhysicalToLogicalDevice
{
  unsigned short LogicalDeviceNumber;			/* Bytes 0-1 */
  unsigned short :16;					/* Bytes 2-3 */
  unsigned char PreviousBootController;			/* Byte 4 */
  unsigned char PreviousBootChannel;			/* Byte 5 */
  unsigned char PreviousBootTargetID;			/* Byte 6 */
  unsigned char PreviousBootLogicalUnit;		/* Byte 7 */
}
DAC960_V2_PhysicalToLogicalDevice_T;



/*
  Define the DAC960 V2 Firmware Scatter/Gather List Entry structure.
*/

typedef struct DAC960_V2_ScatterGatherSegment
{
  DAC960_BusAddress64_T SegmentDataPointer;		/* Bytes 0-7 */
  DAC960_ByteCount64_T SegmentByteCount;		/* Bytes 8-15 */
}
DAC960_V2_ScatterGatherSegment_T;


/*
  Define the DAC960 V2 Firmware Data Transfer Memory Address structure.
*/

typedef union DAC960_V2_DataTransferMemoryAddress
{
  DAC960_V2_ScatterGatherSegment_T ScatterGatherSegments[2]; /* Bytes 0-31 */
  struct {
    unsigned short ScatterGatherList0Length;		/* Bytes 0-1 */
    unsigned short ScatterGatherList1Length;		/* Bytes 2-3 */
    unsigned short ScatterGatherList2Length;		/* Bytes 4-5 */
    unsigned short :16;					/* Bytes 6-7 */
    DAC960_BusAddress64_T ScatterGatherList0Address;	/* Bytes 8-15 */
    DAC960_BusAddress64_T ScatterGatherList1Address;	/* Bytes 16-23 */
    DAC960_BusAddress64_T ScatterGatherList2Address;	/* Bytes 24-31 */
  } ExtendedScatterGather;
}
DAC960_V2_DataTransferMemoryAddress_T;


/*
  Define the 64 Byte DAC960 V2 Firmware Command Mailbox structure.
*/

typedef union DAC960_V2_CommandMailbox
{
  unsigned int Words[16];				/* Words 0-15 */
  struct {
    DAC960_V2_CommandIdentifier_T CommandIdentifier;	/* Bytes 0-1 */
    DAC960_V2_CommandOpcode_T CommandOpcode;		/* Byte 2 */
    DAC960_V2_CommandControlBits_T CommandControlBits;	/* Byte 3 */
    DAC960_ByteCount32_T DataTransferSize:24;		/* Bytes 4-6 */
    unsigned char DataTransferPageNumber;		/* Byte 7 */
    DAC960_BusAddress64_T RequestSenseBusAddress;	/* Bytes 8-15 */
    unsigned int :24;					/* Bytes 16-18 */
    DAC960_V2_CommandTimeout_T CommandTimeout;		/* Byte 19 */
    unsigned char RequestSenseSize;			/* Byte 20 */
    unsigned char IOCTL_Opcode;				/* Byte 21 */
    unsigned char Reserved[10];				/* Bytes 22-31 */
    DAC960_V2_DataTransferMemoryAddress_T
      DataTransferMemoryAddress;			/* Bytes 32-63 */
  } Common;
  struct {
    DAC960_V2_CommandIdentifier_T CommandIdentifier;	/* Bytes 0-1 */
    DAC960_V2_CommandOpcode_T CommandOpcode;		/* Byte 2 */
    DAC960_V2_CommandControlBits_T CommandControlBits;	/* Byte 3 */
    DAC960_ByteCount32_T DataTransferSize;		/* Bytes 4-7 */
    DAC960_BusAddress64_T RequestSenseBusAddress;	/* Bytes 8-15 */
    DAC960_V2_PhysicalDevice_T PhysicalDevice;		/* Bytes 16-18 */
    DAC960_V2_CommandTimeout_T CommandTimeout;		/* Byte 19 */
    unsigned char RequestSenseSize;			/* Byte 20 */
    unsigned char CDBLength;				/* Byte 21 */
    unsigned char SCSI_CDB[10];				/* Bytes 22-31 */
    DAC960_V2_DataTransferMemoryAddress_T
      DataTransferMemoryAddress;			/* Bytes 32-63 */
  } SCSI_10;
  struct {
    DAC960_V2_CommandIdentifier_T CommandIdentifier;	/* Bytes 0-1 */
    DAC960_V2_CommandOpcode_T CommandOpcode;		/* Byte 2 */
    DAC960_V2_CommandControlBits_T CommandControlBits;	/* Byte 3 */
    DAC960_ByteCount32_T DataTransferSize;		/* Bytes 4-7 */
    DAC960_BusAddress64_T RequestSenseBusAddress;	/* Bytes 8-15 */
    DAC960_V2_PhysicalDevice_T PhysicalDevice;		/* Bytes 16-18 */
    DAC960_V2_CommandTimeout_T CommandTimeout;		/* Byte 19 */
    unsigned char RequestSenseSize;			/* Byte 20 */
    unsigned char CDBLength;				/* Byte 21 */
    unsigned short :16;					/* Bytes 22-23 */
    DAC960_BusAddress64_T SCSI_CDB_BusAddress;		/* Bytes 24-31 */
    DAC960_V2_DataTransferMemoryAddress_T
      DataTransferMemoryAddress;			/* Bytes 32-63 */
  } SCSI_255;
  struct {
    DAC960_V2_CommandIdentifier_T CommandIdentifier;	/* Bytes 0-1 */
    DAC960_V2_CommandOpcode_T CommandOpcode;		/* Byte 2 */
    DAC960_V2_CommandControlBits_T CommandControlBits;	/* Byte 3 */
    DAC960_ByteCount32_T DataTransferSize:24;		/* Bytes 4-6 */
    unsigned char DataTransferPageNumber;		/* Byte 7 */
    DAC960_BusAddress64_T RequestSenseBusAddress;	/* Bytes 8-15 */
    unsigned short :16;					/* Bytes 16-17 */
    unsigned char ControllerNumber;			/* Byte 18 */
    DAC960_V2_CommandTimeout_T CommandTimeout;		/* Byte 19 */
    unsigned char RequestSenseSize;			/* Byte 20 */
    unsigned char IOCTL_Opcode;				/* Byte 21 */
    unsigned char Reserved[10];				/* Bytes 22-31 */
    DAC960_V2_DataTransferMemoryAddress_T
      DataTransferMemoryAddress;			/* Bytes 32-63 */
  } ControllerInfo;
  struct {
    DAC960_V2_CommandIdentifier_T CommandIdentifier;	/* Bytes 0-1 */
    DAC960_V2_CommandOpcode_T CommandOpcode;		/* Byte 2 */
    DAC960_V2_CommandControlBits_T CommandControlBits;	/* Byte 3 */
    DAC960_ByteCount32_T DataTransferSize:24;		/* Bytes 4-6 */
    unsigned char DataTransferPageNumber;		/* Byte 7 */
    DAC960_BusAddress64_T RequestSenseBusAddress;	/* Bytes 8-15 */
    DAC960_V2_LogicalDevice_T LogicalDevice;		/* Bytes 16-18 */
    DAC960_V2_CommandTimeout_T CommandTimeout;		/* Byte 19 */
    unsigned char RequestSenseSize;			/* Byte 20 */