dac960.h

Linux块设备驱动源码

#define DAC960_V1_RebuildFailed_NewDriveFailed	0x0004	/* Consistency */
#define DAC960_V1_RebuildSuccessful		0x0100	/* Consistency */
#define DAC960_V1_RebuildSuccessfullyTerminated	0x0107	/* Consistency */
#define DAC960_V1_BackgroundInitSuccessful	0x0100	/* Consistency */
#define DAC960_V1_BackgroundInitAborted		0x0005	/* Consistency */
#define DAC960_V1_NoBackgroundInitInProgress	0x0105	/* Consistency */
#define DAC960_V1_AddCapacityInProgress		0x0004	/* Consistency */
#define DAC960_V1_AddCapacityFailedOrSuspended	0x00F4	/* Consistency */
#define DAC960_V1_Config2ChecksumError		0x0002	/* Configuration */
#define DAC960_V1_ConfigurationSuspended	0x0106	/* Configuration */
#define DAC960_V1_FailedToConfigureNVRAM	0x0105	/* Configuration */
#define DAC960_V1_ConfigurationNotSavedStateChange 0x0106 /* Configuration */
#define DAC960_V1_SubsystemNotInstalled		0x0001	/* Subsystem */
#define DAC960_V1_SubsystemFailed		0x0002	/* Subsystem */
#define DAC960_V1_SubsystemBusy			0x0106	/* Subsystem */

typedef unsigned short DAC960_V1_CommandStatus_T;


/*
  Define the DAC960 V1 Firmware Enquiry Command reply structure.
*/

typedef struct DAC960_V1_Enquiry
{
  unsigned char NumberOfLogicalDrives;			/* Byte 0 */
  unsigned int :24;					/* Bytes 1-3 */
  unsigned int LogicalDriveSizes[32];			/* Bytes 4-131 */
  unsigned short FlashAge;				/* Bytes 132-133 */
  struct {
    boolean DeferredWriteError:1;			/* Byte 134 Bit 0 */
    boolean BatteryLow:1;				/* Byte 134 Bit 1 */
    unsigned char :6;					/* Byte 134 Bits 2-7 */
  } StatusFlags;
  unsigned char :8;					/* Byte 135 */
  unsigned char MinorFirmwareVersion;			/* Byte 136 */
  unsigned char MajorFirmwareVersion;			/* Byte 137 */
  enum {
    DAC960_V1_NoStandbyRebuildOrCheckInProgress =		    0x00,
    DAC960_V1_StandbyRebuildInProgress =			    0x01,
    DAC960_V1_BackgroundRebuildInProgress =			    0x02,
    DAC960_V1_BackgroundCheckInProgress =			    0x03,
    DAC960_V1_StandbyRebuildCompletedWithError =		    0xFF,
    DAC960_V1_BackgroundRebuildOrCheckFailed_DriveFailed =	    0xF0,
    DAC960_V1_BackgroundRebuildOrCheckFailed_LogicalDriveFailed =   0xF1,
    DAC960_V1_BackgroundRebuildOrCheckFailed_OtherCauses =	    0xF2,
    DAC960_V1_BackgroundRebuildOrCheckSuccessfullyTerminated =	    0xF3
  } __attribute__ ((packed)) RebuildFlag;		/* Byte 138 */
  unsigned char MaxCommands;				/* Byte 139 */
  unsigned char OfflineLogicalDriveCount;		/* Byte 140 */
  unsigned char :8;					/* Byte 141 */
  unsigned short EventLogSequenceNumber;		/* Bytes 142-143 */
  unsigned char CriticalLogicalDriveCount;		/* Byte 144 */
  unsigned int :24;					/* Bytes 145-147 */
  unsigned char DeadDriveCount;				/* Byte 148 */
  unsigned char :8;					/* Byte 149 */
  unsigned char RebuildCount;				/* Byte 150 */
  struct {
    unsigned char :3;					/* Byte 151 Bits 0-2 */
    boolean BatteryBackupUnitPresent:1;			/* Byte 151 Bit 3 */
    unsigned char :3;					/* Byte 151 Bits 4-6 */
    unsigned char :1;					/* Byte 151 Bit 7 */
  } MiscFlags;
  struct {
    unsigned char TargetID;
    unsigned char Channel;
  } DeadDrives[21];					/* Bytes 152-194 */
  unsigned char Reserved[62];				/* Bytes 195-255 */
}
__attribute__ ((packed))
DAC960_V1_Enquiry_T;


/*
  Define the DAC960 V1 Firmware Enquiry2 Command reply structure.
*/

typedef struct DAC960_V1_Enquiry2
{
  struct {
    enum {
      DAC960_V1_P_PD_PU =			0x01,
      DAC960_V1_PL =				0x02,
      DAC960_V1_PG =				0x10,
      DAC960_V1_PJ =				0x11,
      DAC960_V1_PR =				0x12,
      DAC960_V1_PT =				0x13,
      DAC960_V1_PTL0 =				0x14,
      DAC960_V1_PRL =				0x15,
      DAC960_V1_PTL1 =				0x16,
      DAC960_V1_1164P =				0x20
    } __attribute__ ((packed)) SubModel;		/* Byte 0 */
    unsigned char ActualChannels;			/* Byte 1 */
    enum {
      DAC960_V1_FiveChannelBoard =		0x01,
      DAC960_V1_ThreeChannelBoard =		0x02,
      DAC960_V1_TwoChannelBoard =		0x03,
      DAC960_V1_ThreeChannelASIC_DAC =		0x04
    } __attribute__ ((packed)) Model;			/* Byte 2 */
    enum {
      DAC960_V1_EISA_Controller =		0x01,
      DAC960_V1_MicroChannel_Controller =	0x02,
      DAC960_V1_PCI_Controller =		0x03,
      DAC960_V1_SCSItoSCSI_Controller =		0x08
    } __attribute__ ((packed)) ProductFamily;		/* Byte 3 */
  } HardwareID;						/* Bytes 0-3 */
  /* MajorVersion.MinorVersion-FirmwareType-TurnID */
  struct {
    unsigned char MajorVersion;				/* Byte 4 */
    unsigned char MinorVersion;				/* Byte 5 */
    unsigned char TurnID;				/* Byte 6 */
    char FirmwareType;					/* Byte 7 */
  } FirmwareID;						/* Bytes 4-7 */
  unsigned char :8;					/* Byte 8 */
  unsigned int :24;					/* Bytes 9-11 */
  unsigned char ConfiguredChannels;			/* Byte 12 */
  unsigned char ActualChannels;				/* Byte 13 */
  unsigned char MaxTargets;				/* Byte 14 */
  unsigned char MaxTags;				/* Byte 15 */
  unsigned char MaxLogicalDrives;			/* Byte 16 */
  unsigned char MaxArms;				/* Byte 17 */
  unsigned char MaxSpans;				/* Byte 18 */
  unsigned char :8;					/* Byte 19 */
  unsigned int :32;					/* Bytes 20-23 */
  unsigned int MemorySize;				/* Bytes 24-27 */
  unsigned int CacheSize;				/* Bytes 28-31 */
  unsigned int FlashMemorySize;				/* Bytes 32-35 */
  unsigned int NonVolatileMemorySize;			/* Bytes 36-39 */
  struct {
    enum {
      DAC960_V1_RamType_DRAM =			0x0,
      DAC960_V1_RamType_EDO =			0x1,
      DAC960_V1_RamType_SDRAM =			0x2,
      DAC960_V1_RamType_Last =			0x7
    } __attribute__ ((packed)) RamType:3;		/* Byte 40 Bits 0-2 */
    enum {
      DAC960_V1_ErrorCorrection_None =		0x0,
      DAC960_V1_ErrorCorrection_Parity =	0x1,
      DAC960_V1_ErrorCorrection_ECC =		0x2,
      DAC960_V1_ErrorCorrection_Last =		0x7
    } __attribute__ ((packed)) ErrorCorrection:3;	/* Byte 40 Bits 3-5 */
    boolean FastPageMode:1;				/* Byte 40 Bit 6 */
    boolean LowPowerMemory:1;				/* Byte 40 Bit 7 */
    unsigned char :8;					/* Bytes 41 */
  } MemoryType;
  unsigned short ClockSpeed;				/* Bytes 42-43 */
  unsigned short MemorySpeed;				/* Bytes 44-45 */
  unsigned short HardwareSpeed;				/* Bytes 46-47 */
  unsigned int :32;					/* Bytes 48-51 */
  unsigned int :32;					/* Bytes 52-55 */
  unsigned char :8;					/* Byte 56 */
  unsigned char :8;					/* Byte 57 */
  unsigned short :16;					/* Bytes 58-59 */
  unsigned short MaxCommands;				/* Bytes 60-61 */
  unsigned short MaxScatterGatherEntries;		/* Bytes 62-63 */
  unsigned short MaxDriveCommands;			/* Bytes 64-65 */
  unsigned short MaxIODescriptors;			/* Bytes 66-67 */
  unsigned short MaxCombinedSectors;			/* Bytes 68-69 */
  unsigned char Latency;				/* Byte 70 */
  unsigned char :8;					/* Byte 71 */
  unsigned char SCSITimeout;				/* Byte 72 */
  unsigned char :8;					/* Byte 73 */
  unsigned short MinFreeLines;				/* Bytes 74-75 */
  unsigned int :32;					/* Bytes 76-79 */
  unsigned int :32;					/* Bytes 80-83 */
  unsigned char RebuildRateConstant;			/* Byte 84 */
  unsigned char :8;					/* Byte 85 */
  unsigned char :8;					/* Byte 86 */
  unsigned char :8;					/* Byte 87 */
  unsigned int :32;					/* Bytes 88-91 */
  unsigned int :32;					/* Bytes 92-95 */
  unsigned short PhysicalDriveBlockSize;		/* Bytes 96-97 */
  unsigned short LogicalDriveBlockSize;			/* Bytes 98-99 */
  unsigned short MaxBlocksPerCommand;			/* Bytes 100-101 */
  unsigned short BlockFactor;				/* Bytes 102-103 */
  unsigned short CacheLineSize;				/* Bytes 104-105 */
  struct {
    enum {
      DAC960_V1_Narrow_8bit =			0x0,
      DAC960_V1_Wide_16bit =			0x1,
      DAC960_V1_Wide_32bit =			0x2
    } __attribute__ ((packed)) BusWidth:2;		/* Byte 106 Bits 0-1 */
    enum {
      DAC960_V1_Fast =				0x0,
      DAC960_V1_Ultra =				0x1,
      DAC960_V1_Ultra2 =			0x2
    } __attribute__ ((packed)) BusSpeed:2;		/* Byte 106 Bits 2-3 */
    boolean Differential:1;				/* Byte 106 Bit 4 */
    unsigned char :3;					/* Byte 106 Bits 5-7 */
  } SCSICapability;
  unsigned char :8;					/* Byte 107 */
  unsigned int :32;					/* Bytes 108-111 */
  unsigned short FirmwareBuildNumber;			/* Bytes 112-113 */
  enum {
    DAC960_V1_AEMI =				0x01,
    DAC960_V1_OEM1 =				0x02,
    DAC960_V1_OEM2 =				0x04,
    DAC960_V1_OEM3 =				0x08,
    DAC960_V1_Conner =				0x10,
    DAC960_V1_SAFTE =				0x20
  } __attribute__ ((packed)) FaultManagementType;	/* Byte 114 */
  unsigned char :8;					/* Byte 115 */
  struct {
    boolean Clustering:1;				/* Byte 116 Bit 0 */
    boolean MylexOnlineRAIDExpansion:1;			/* Byte 116 Bit 1 */
    boolean ReadAhead:1;				/* Byte 116 Bit 2 */
    boolean BackgroundInitialization:1;			/* Byte 116 Bit 3 */
    unsigned int :28;					/* Bytes 116-119 */
  } FirmwareFeatures;
  unsigned int :32;					/* Bytes 120-123 */
  unsigned int :32;					/* Bytes 124-127 */
}
DAC960_V1_Enquiry2_T;


/*
  Define the DAC960 V1 Firmware Logical Drive State type.
*/

typedef enum
{
  DAC960_V1_LogicalDrive_Online =		0x03,
  DAC960_V1_LogicalDrive_Critical =		0x04,
  DAC960_V1_LogicalDrive_Offline =		0xFF
}
__attribute__ ((packed))
DAC960_V1_LogicalDriveState_T;


/*
  Define the DAC960 V1 Firmware Logical Drive Information structure.
*/

typedef struct DAC960_V1_LogicalDriveInformation
{
  unsigned int LogicalDriveSize;			/* Bytes 0-3 */
  DAC960_V1_LogicalDriveState_T LogicalDriveState;	/* Byte 4 */
  unsigned char RAIDLevel:7;				/* Byte 5 Bits 0-6 */
  boolean WriteBack:1;					/* Byte 5 Bit 7 */
  unsigned short :16;					/* Bytes 6-7 */
}
DAC960_V1_LogicalDriveInformation_T;


/*
  Define the DAC960 V1 Firmware Get Logical Drive Information Command
  reply structure.
*/

typedef DAC960_V1_LogicalDriveInformation_T
	DAC960_V1_LogicalDriveInformationArray_T[DAC960_MaxLogicalDrives];


/*
  Define the DAC960 V1 Firmware Perform Event Log Operation Types.
*/

typedef enum
{
  DAC960_V1_GetEventLogEntry =			0x00
}
__attribute__ ((packed))
DAC960_V1_PerformEventLogOpType_T;


/*
  Define the DAC960 V1 Firmware Get Event Log Entry Command reply structure.
*/

typedef struct DAC960_V1_EventLogEntry
{
  unsigned char MessageType;				/* Byte 0 */
  unsigned char MessageLength;				/* Byte 1 */
  unsigned char TargetID:5;				/* Byte 2 Bits 0-4 */
  unsigned char Channel:3;				/* Byte 2 Bits 5-7 */
  unsigned char LogicalUnit:6;				/* Byte 3 Bits 0-5 */
  unsigned char :2;					/* Byte 3 Bits 6-7 */
  unsigned short SequenceNumber;			/* Bytes 4-5 */
  unsigned char ErrorCode:7;				/* Byte 6 Bits 0-6 */
  boolean Valid:1;					/* Byte 6 Bit 7 */
  unsigned char SegmentNumber;				/* Byte 7 */
  DAC960_SCSI_RequestSenseKey_T SenseKey:4;		/* Byte 8 Bits 0-3 */
  unsigned char :1;					/* Byte 8 Bit 4 */
  boolean ILI:1;					/* Byte 8 Bit 5 */
  boolean EOM:1;					/* Byte 8 Bit 6 */
  boolean Filemark:1;					/* Byte 8 Bit 7 */
  unsigned char Information[4];				/* Bytes 9-12 */
  unsigned char AdditionalSenseLength;			/* Byte 13 */
  unsigned char CommandSpecificInformation[4];		/* Bytes 14-17 */
  unsigned char AdditionalSenseCode;			/* Byte 18 */
  unsigned char AdditionalSenseCodeQualifier;		/* Byte 19 */
  unsigned char Dummy[12];				/* Bytes 20-31 */
}
DAC960_V1_EventLogEntry_T;


/*
  Define the DAC960 V1 Firmware Physical Device State type.
*/

typedef enum
{
    DAC960_V1_Device_Dead =			0x00,
    DAC960_V1_Device_WriteOnly =		0x02,
    DAC960_V1_Device_Online =			0x03,
    DAC960_V1_Device_Standby =			0x10
}
__attribute__ ((packed))
DAC960_V1_PhysicalDeviceState_T;


/*
  Define the DAC960 V1 Firmware Get Device State Command reply structure.
  The structure is padded by 2 bytes for compatibility with Version 2.xx
  Firmware.
*/

typedef struct DAC960_V1_DeviceState
{
  boolean Present:1;					/* Byte 0 Bit 0 */
  unsigned char :7;					/* Byte 0 Bits 1-7 */
  enum {
    DAC960_V1_OtherType =			0x0,
    DAC960_V1_DiskType =			0x1,
    DAC960_V1_SequentialType =			0x2,
    DAC960_V1_CDROM_or_WORM_Type =		0x3
    } __attribute__ ((packed)) DeviceType:2;		/* Byte 1 Bits 0-1 */
  boolean :1;						/* Byte 1 Bit 2 */
  boolean Fast20:1;					/* Byte 1 Bit 3 */
  boolean Sync:1;					/* Byte 1 Bit 4 */
  boolean Fast:1;					/* Byte 1 Bit 5 */
  boolean Wide:1;					/* Byte 1 Bit 6 */
  boolean TaggedQueuingSupported:1;			/* Byte 1 Bit 7 */
  DAC960_V1_PhysicalDeviceState_T DeviceState;		/* Byte 2 */
  unsigned char :8;					/* Byte 3 */
  unsigned char SynchronousMultiplier;			/* Byte 4 */
  unsigned char SynchronousOffset:5;			/* Byte 5 Bits 0-4 */
  unsigned char :3;					/* Byte 5 Bits 5-7 */
  unsigned int DiskSize __attribute__ ((packed));	/* Bytes 6-9 */
  unsigned short :16;					/* Bytes 10-11 */
}
DAC960_V1_DeviceState_T;


/*
  Define the DAC960 V1 Firmware Get Rebuild Progress Command reply structure.
*/

typedef struct DAC960_V1_RebuildProgress
{
  unsigned int LogicalDriveNumber;			/* Bytes 0-3 */
  unsigned int LogicalDriveSize;			/* Bytes 4-7 */
  unsigned int RemainingBlocks;				/* Bytes 8-11 */