HighPointA RAID Controller Programming Guide

HighPoint RAID Controller Programming Guide(v1.0)Date Version Description2012/10/10 V1.0 Initial versionCopyright © 2012 HighPoint Technologies, Inc.All rights reserved.Table of contentsPart I Function Description (4)1.hpt_get_version (4)2.hpt_get_controller_count (5)3.hpt_get_controller_info (6)4.hpt_get_channel_info (7)5.hpt_get_logical_devices (8)6.hpt_get_device_info (9)7.hpt_create_array (10)8.hpt_delete_array (11)9.hpt_get_driver_capabilities (12)10.hpt_device_io (13)11.hpt_set_array_state (14)12.hpt_get_event (15)13.hpt_rebuild_data_block (16)14.hpt_verify_data_block (17)15.hpt_add_spare_disk (18)16.hpt_remove_spare_disk (19)17.hpt_set_array_info (20)18.hpt_set_device_info (21)19.hpt_add_disk_to_array (22)20.hpt_rescan_devices (23)21.hpt_ide_pass_through (24)22.hpt_query_remove (25)23.hpt_remove_devices (26)24.hpt_create_transform (27)25.hpt_set_vdev_info (28)26.hpt_calc_max_array_capacity (29)27.hpt_init_disks (30)28.hpt_i2c_transaction (31)29.hpt_scsi_passthrough (32)30.hpt_load_bios (33)31.hpt_load_flash (34)32.hpt_get_driver_parameter (35)33.hpt_get_parameter (36)34.hpt_set_driver_parameter (37)35.hpt_get_physical_devices (38)36.hpt_get_enclosure_count (39)37.hpt_get_enclosure_info (40)38.hpt_get_enclosure_element_info (41)Part ⅡData Structure Description (42)1.Constants (42)2.CONTROLLER_INFO (46)3.CHANNEL_INFO (49)4.LOGICAL_DEVICE_INFO (50)5.DEVICE_INFO (52)6.IdendifyData (55)7.HPT_ARRAY_INFO (57)8.CREATE_ARRAY_PARAMS (60)9.DRIVER_CAPABILITIES (62)10.DRIVER_CAPABILITIES_V2 (64)11.HPT_EVENT (65)12.TIME_RECORD (66)13.ALTERABLE_ARRAY_INFO (67)14.ALTERABLE_DEVICE_INFO (68)15.IDE_PASS_THROUGH_HEADER (69)16.HPT_SCSI_PASSTHROUGH_IN (70)17.HPT_SCSI_PASSTHROUGH_OUT (71)18.HPT_DRIVER_PARAMETER (72)19.ENCLOSURE_INFO (73)20.SES_ELEMENT_STATUS (75)Part I Function Description1.hpt_get_versionThe hpt_get_version function returns the version number of our programming interface.DWORD hpt_get_version();ParametersThis function does not have any parameters.Return valuesThis function returns the version number of programming interface. If it fails, it returns -1. RemarksThis function should be called before all other functions. If it fails, please do not call other functions.2.hpt_get_controller_countThe hpt_get_controller_count function returns the number of HPT HBA in your system. int hpt_get_controller_count();ParametersThis function does not have any parameters.Return valuesThis function returns the number of controllers. If it fails, it returns -1.3.hpt_get_controller_infohpt_get_controller_info_v2hpt_get_controller_info_v3The hpt_get_controller_info_vx series of function return the specified controller's information. Higher version function is compatible with the lower version.int hpt_get_controller_info(int id,PCONTROLLER_INFO pInfo);int hpt_get_controller_info_v2(int id,PCONTROLLER_INFO_V2 pInfo);int hpt_get_controller_info_v3(int id,PCONTROLLER_INFO_V3 pInfo);ParametersidThe index of the controller where 0 means the first one.pInfo[out] Pointer to CONTROLLER_INFO(_VX) structure that receives the information. Return valuesIf success, this function returns 0, otherwise returns -1.4.hpt_get_channel_infohpt_get_channel_info_v2The hpt_get_channel_info_vx series of function return the specified channel's information. Higher version function is compatible with the lower version.int hpt_get_channel_info(int id,int bus,PCHANNEL_INFO pInfo);int hpt_get_channel_info_v2(int id,int bus,PCHANNEL_INFO_V2 pInfo);ParametersidThe index of the controller where 0 means the first one.busThe index of the channel of the controller where 0 means the first one.pInfo[out] Pointer to CHANNEL_INFO(_VX)structure that receives the information. Return valuesIf success, this function returns 0, otherwise returns -1.5.hpt_get_logical_devicesThe hpt_get_logical_devices function returns all the logical devices in the system controlled by driver. int hpt_get_logical_devices(DEVICEID * pIds,int nMaxCount);ParameterspIds[out] Pointer to a DEVICEID array. You should allocate the memory for pIds.nMaxCountSpecifies the max capacity of pIds. The two parameters should match each other.Return valuesIf success, Number of logical device is returned and all logical devices' ids are put into pIds, otherwise returns -1.6.hpt_get_device_infohpt_get_device_info_v2hpt_get_device_info_v3hpt_get_device_info_v4The hpt_get_device_info_vx series of function return the specified device's information.Higher version function is compatible with the lower version.int hpt_get_device_info(DEVICEID id,PLOGICAL_DEVICE_INFO pInfo);int hpt_get_device_info_v2(DEVICEID id,PLOGICAL_DEVICE_INFO_V2 pInfo);int hpt_get_device_info_v3(DEVICEID id,PLOGICAL_DEVICE_INFO_V3 pInfo);int hpt_get_device_info_v4(DEVICEID id,PLOGICAL_DEVICE_INFO_V4 pInfo);ParametersidThe logical device's ID.pInfo[out] Pointer to LOGICAL_DEVICE_INFO(_VX) structure that receives the information. Return valuesIf success, this function returns 0 and all the device information is put into pInfo, otherwise returns -1.7.hpt_create_arrayhpt_create_array_v2hpt_create_array_v3The hpt_create_array_vx series of function creates an array according to your setting and returns its device ID.Higher version function is not compatible with the lower version, please call compatible according to driver version.DEVICEID hpt_create_array(PCREATE_ARRAY_PARAMS pParam);DEVICEID hpt_create_array_v2(PCREATE_ARRAY_PARAMS_V2 pParam);DEVICEID hpt_create_array_v3(PCREATE_ARRAY_PARAMS_V3 pParam);ParameterspParamPointer to CREATE_ARRAY_PARAMS(_VX) structure that specifies the array properties. Return valuesIf success, this function returns the array's device ID, otherwise returns 0.8.hpt_delete_arrayThe hpt_delete_array function deletes the specified array. int hpt_delete_array(DEVICEID id,HPT_U32 options);ParametersidSpecifies which array you want to delete.optionsReserved.Return valuesIf success, this function returns 0, otherwise returns -1.9.hpt_get_driver_capabilitieshpt_get_driver_capabilities_v2The hpt_get_driver_capabilities_vx series of function returns the specified driver's feature information.int hpt_get_driver_capabilities(PDRIVER_CAPABILITIES cap);int hpt_get_driver_capabilities_v2(PDRIVER_CAPABILITIES_V2 cap);ParameterscapPointer to a DRIVER_CAPABILITIES(_VX) structure.The caller better set dwSize member to sizeof (DRIVER_CAPABILITIES_VX).Return valuesIf success, this function returns 0 and all the driver information is put into cap, otherwise returns -1.10.hpt_device_iohpt_device_io_v2The hpt_device_io_vx series of function is obsolete and should not be used.int hpt_device_io(DEVICEID id,int cmd,HPT_U32 lba,HPT_U32 nSector,void * buffer);int hpt_device_io_v2(DEVICEID id,int cmd,LBA64 lba,HPT_U32 nSector,PVOID buffer);ParametersidDevice ID you want to read or write data.cmdIf you want to read or write. It can be IO_COMMAND_READ or IO_COMMAND_WRITE.lbaSpecifies the LBA address you want to read or write.nSectorSpecifies how many sectors of data you want to read or write.bufferPointer to the your data buffer you want to write to device or receive data.Return valuesIf success, this function returns 0, otherwise returns -1.11.hpt_set_array_stateThe hpt_set_array_state function starts or aborts a VERIFY, REBUILD, INITIALIZE, or TRANSFORM operation to a relevant kind of RAID.Before you perform an operation to an array please check its flags to see if it support the operation. int hpt_set_array_state(DEVICEID idArray,HPT_U32 state);ParametersidArraySpecifies which array you want to set state.stateIt can be AS_REBUILD_START, AS_REBUILD_ABORT, AS_INITIALIZE_START, AS_INITIALIZE_ABORT, AS_VERIFY_START, AS_VERIFY_ABORT,AS_TRANSFORM_START, AS_TRANSFORM_ABORT.Return valuesIf success, this function returns 0, otherwise returns -1.RemarksIf you want to start duplication of a RAID 1 or RAID 0/1 array, set state toAS_REBUILD_START. If you want to abort the duplication, set state toAS_REBUILD_ABORT. When you start or abort the duplication, the driver will save current LBA address duplicated in the disk, so when you next time reboot, you can see the array's flag contains ARRAY_FLAG_NEEDBUILDING. If you do not want this flag appears, you can set state to AS_REBUILD_COMPLETE to enforce the driver to write the max value to the disks.You can use hpt_get_device_info function to get the rebuilding progress percentage value.12.hpt_get_eventThe hpt_get_event function returns the latest event occurred.int hpt_get_event(PHPT_EVENT pEvent);ParameterspInfo[out] Pointer to HPT_EVENT structure that receives the information. Return valuesIf success, this function returns 0, otherwise returns -1.13.hpt_rebuild_data_blockhpt_rebuild_data_block_v2The hpt_rebuild_data_block_vx series of function rebuild the specified sectors of a redundant array. int hpt_rebuild_data_block(DEVICEID idArray,HPT_U32 Lba,HPT_U8 nSector);int hpt_rebuild_data_block_v2(DEVICEID idArray,HPT_U64 Lba,HPT_U16 nSector);ParametersidArraySpecifies which array you want to rebuild.LbaSpecifies the start address.nSectorSpecifies number of sectors you want to duplicate.Return valuesIf success, this function returns 0, otherwise returns -1.RemarksThis function is obsolete. Use hpt_set_array_state to rebuild an array.14.hpt_verify_data_blockhpt_verify_data_block_v2The hpt_verify_data_block_vx series of function verify the specified sectors of a redundant array. int hpt_verify_data_block(DEVICEID idArray,HPT_U32 Lba,HPT_U8 nSector);int hpt_verify_data_block_v2(DEVICEID idArray,HPT_U64 Lba,HPT_U16 nSector);ParametersidArraySpecifies which array you want to verify.LbaSpecifies the start address.nSectorSpecifies number of sectors you want to duplicate.Return valuesIf success, this function returns 0, otherwise returns -1.RemarksThis function is obsolete. Use hpt_set_array_state to verify an array.15.hpt_add_spare_diskThe hpt_add_spare_disk function adds a physical device into spare pool. int hpt_add_spare_disk(DEVICEID idDisk);ParametersidDiskSpecifies which device you want to add to spare pool.Return valuesIf success, this function returns 0, otherwise returns -1.16.hpt_remove_spare_diskThe hpt_remove_spare_disk function removes a spare disk from spare pool. int hpt_remove_spare_disk(DEVICEID idDisk);ParametersidDiskSpecifies which device you want to remove from spare pool.Return valuesIf success, this function returns 0, otherwise returns -1.17.hpt_set_array_infoThe hpt_set_array_info function changes an array's name or description.int hpt_set_array_info(DEVICEID idArray,PALTERABLE_ARRAY_INFO pInfo);ParametersidArraySpecifies which array you want to re-configure.pInfoPointer to structure ALTERABLE_ARRAY_INFO that contains which field(s) will be changed. Return valuesIf success, this function returns 0, otherwise returns -1.18.hpt_set_device_infohpt_set_device_info_v2The hpt_set_device_info_vx function changes a device's transferring mode.int hpt_set_device_info(DEVICEID idDisk,PALTERABLE_DEVICE_INFO pInfo);int hpt_set_device_info_v2(DEVICEID idDisk,PALTERABLE_DEVICE_INFO_V2 pInfo);ParametersidDiskSpecifies which device you want to re-configure.pInfoPointer to structure ALTERABLE_DEVICE_INFO(_VX) that contains which field(s) will be changed.Return valuesIf success, this function returns 0, otherwise returns -1.RemarksIf idDisk==0, call this function to stop buzzer on the adapterNow, the provided DLL and interface does not support changing transferring mode of a device.19.hpt_add_disk_to_arrayThe hpt_add_disk_to_array function adds a disk to a broken array to re-construct that array.int hpt_add_disk_to_array(DEVICEID idArray,DEVICEID idDisk);ParametersidArrayThe array you want to add disk to.idDiskThe device you want to add to array.Return valuesIf success, this function returns 0, otherwise returns -1.RemarksWhen a RAID 1, RAID 5,RAID 3, etc. array's flag contains ARRAY_FLAG_BROKEN, you can add a physical hard disk to the array to get a normal array. After you add the disk to the array, the array maybe needs rebuilding; the provided DLL will perform this operation automatically. You should check the array's working flag to see if it contains ARRAY_FLAG_REBUILDING. If it is being rebuilt, you may get its progress by calling hpt_get_device_info.20.hpt_rescan_devicesThe hpt_rescan_devices function lets the driver to check all disks attached to HPT HBA.int hpt_rescan_devices();ParametersThis function has no parameters.Return valuesIf success, this function returns 0, otherwise returns -1.RemarksWhen system is running, if a disk is removed and at that time there are I/O operations on that disk, the driver will find the disk removed. But if no I/O, users removes a disk, the driver will notdetect it. In this case you should call this function to let driver to detect it.After this functions returns successfully, you should call hpt_get_event to see if there is a disk removed or plugged.21.hpt_ide_pass_throughhpt_ide_pass_through_v2The hpt_ide_pass_through_vx series of function sends a pass-through command directly to driver.int hpt_ide_pass_through(PIDE_PASS_THROUGH_HEADER p);int hpt_ide_pass_through_v2(PIDE_PASS_THROUGH_HEADER_V2 p);ParametersPSpecifies a pointer to a caller supplied pass-through command buffer. The buffer is used for both input and output. The output buffer begins right after the input buffer. The buffer size should be sizeof (IDE_PASS_THROUGH_HEADER_VX)*2 plus any input or output data size.Return valuesIf the call is successful, this function returns 0, and the output buffer will hold the register values and any data returned by the device. If the call fails, the function returns -1.RemarksThis function can only work with drivers with pass-through support.22.hpt_query_removeThe hpt_query_remove function checks if specified devices can be removed from system. int hpt_query_remove(HPT_U32 ndev,DEVICEID *pIds);ParametersndevSpecifies the number of devices.pIdsSpecifies a pointer to an array of device IDs.Return valuesIf success, this function returns 0, otherwise returns -1.23.hpt_remove_devicesThe hpt_query_remove function removes (unregister) specified devices from system. int hpt_remove_devices(HPT_U32 ndev,DEVICEID *pIds);ParametersndevSpecifies the number of devices.pIdsSpecifies a pointer to an array of device IDs.Return valuesIf success, this function returns 0, otherwise returns -1.24.hpt_create_transformhpt_create_transform_v2The hpt_create_transform_vx series of function creates an OCE/ORLM instance. int hpt_create_transform(DEVICEID idArray,PCREATE_ARRAY_PARAMS_V2 destInfo);int hpt_create_transform_v2(DEVICEID idArray,PCREATE_ARRAY_PARAMS_V3 destInfo);ParametersidArraySpecifies the source array to be transformed.destInfoSpecifies the destination array that will be transformed to.Return valuesIf success, this function returns 0, otherwise returns -1.25.hpt_set_vdev_infoThe hpt_set_vdev_info function sets logical or physical device parameters. int hpt_set_vdev_info(DEVICEID id,PSET_VDEV_INFO pInfo);ParametersidSpecifies the device ID.pInfoSpecifies the new parameters to be set.Return valuesIf success, this function returns 0, otherwise returns -1.26.hpt_calc_max_array_capacityhpt_calc_max_array_capacity_v2The hpt_calc_max_array_capacity_vx series of function calculates the maximum possible capacity for an array.int hpt_calc_max_array_capacity(DEVICEID source,PCREATE_ARRAY_PARAMS_V2 destInfo,HPT_U64 * cap);int hpt_calc_max_array_capacity_v2(DEVICEID source,PCREATE_ARRAY_PARAMS_V3 destInfo,HPT_U64 * cap);ParameterssourceSpecifies a source device ID when calculating OCE/ORLM destination capacity. For a normal array, it should be zero.destInfoSpecifies the array information, based on which the capacity will be calculated.capSpecifies a pointer to the output value.Return valuesIf success, this function returns 0, otherwise returns -1.27.hpt_init_disksThe hpt_init_disks function initializes a set of disks.int hpt_init_disks(HPT_U32 ndev,DEVICEID *pIds);ParametersndevSpecifies the number of devices.pIdsSpecifies a pointer to an array of device IDs.Return valuesIf success, this function returns 0, otherwise returns -1.RemarksDisk initialization is not required on all RAID controllers. This function can only be used with controllers that require disk initialization.28.hpt_i2c_transactionThe hpt_i2c_transaction function performs a transaction on the I2C bus.int hpt_i2c_transaction(HPT_U8 *indata,HPT_U32 inlen,HPT_U8 *outdata,HPT_U32 outlen,HPT_U32 *poutlen);ParametersindataSpecifies a pointer to the input data buffer.I2C input buffer format: byte 0 is controller id, followed by any number of I2C command packets, with each packet in below format:for write: [data length], [addr with R/W bit], [...] (data bytes to be written)for read: [data length], [addr with R/W bit]the last command packet must be 2 bytes ([length], 0). this length, if not zero, will be used by the controller to receive data as an I2C slave.inlenSpecifies the input data buffer size.outdataSpecifies a pointer to the output data buffer.outlenSpecifies the output data buffer size.poutlenSpecifies a pointer to a integer value to receive the actual size of output data. This parameter can be omitted.Return valuesIf success, this function returns 0, otherwise returns -1.RemarksThis function can only work with controllers with I2C support.29.hpt_scsi_passthroughThe hpt_scsi_passthrough function sends a SCSI pass-through command to a device. int hpt_scsi_passthrough(PHPT_SCSI_PASSTHROUGH_IN in,HPT_U32 insize,PHPT_SCSI_PASSTHROUGH_OUT out,HPT_U32 outsize);ParametersinHPT_SCSI_PASSTHROUGH_IN header pointer.insizeSpecifies the input data buffer size.outHPT_SCSI_PASSTHROUGH_OUT header pointerOutsizeSpecifies the output data buffer size.Return valuesIf success, this function returns 0, otherwise returns -1.30.hpt_load_biosThe hpt_load_bios function updates BIOS of HPT HBA from the image file. int hpt_load_bios(HPT_U32 dwControllerID,char* pBiosFileName,bool forced,LP_LOAD_BIOS_CALLBACK pCallback);Parameters:dwControllerIDController ID whose BIOS will be updated.pBiosFileNameFull path to the BIOS image file.forceIf it is true the BIOS image file will be updated without ID checking.pCallbackA callback function used to report updating progress.Return valuesIf success, this function returns 0, otherwise returns -1.31.hpt_load_flashThe hpt_load_flash function updates firmware from the image file. int hpt_load_flash(HPT_U32 dwControllerID,char* pBiosFileName);ParametersdwControllerIDController ID whose firmware will be updated.pBiosFileNameFull path to the firmware image file.Return valuesIf success, this function returns 0, otherwise returns -1.32.hpt_get_driver_parameterThe hpt_get_driver_parameter function returns the queried parameter value of a HPT HBA, such as, whether the HBA supports Auto Rebuild, Continue Rebuilding on Error or Rebuild Priority.int hpt_get_driver_parameter(PHPT_DRIVER_PARAMETER pParam);ParameterspParamA pointer to HPT_DRIVER_PARAMETER.Return valuesIf success, this function returns 0, otherwise returns -1.33.hpt_get_parameterThe hpt_get_parameter function performs same task as hpt_get_driver parameter function except it returns the cached parameter value, which set by hpt_get_driver parameter.int hpt_get_parameter(PHPT_DRIVER_PARAMETER pParam);ParameterspParamA pointer to HPT_DRIVER_PARAMETER.Return valuesIf success, this function returns 0, otherwise returns -1.34.hpt_set_driver_parameterThe hpt_set_driver_parameter function sets the parameter value of a HPT HBA. int hpt_set_driver_parameter(PHPT_DRIVER_PARAMETER pParam);ParameterspParamA pointer to HPT_DRIVER_PARAMETERNote: The parameter "Rebuild Priority" is unsupported.Return valuesIf success, this function returns 0, otherwise returns -1.35.hpt_get_physical_devicesThe hpt_get_physical_devices function returns all physical devices connected to the HPT HBA. int hpt_get_physical_devices(DEVICEID * pIds,int nMaxCount);ParameterspIds[out] Pointer to a DEVICEID array which costs nMaxCount * sizeof(DEVICEID). The caller should allocate the memory for pIds.nMaxCountSpecifies the max count of IDs.Return valuesIf success, number of physical devices is returned and all physical devices' ids are put into pIds, otherwise returns -1.36.hpt_get_enclosure_countThe hpt_get_enclosure_count function returns the number of enclosures connected to the HPT HBA.int hpt_get_enclosure_count(int ctlr_id);Parametersctlr_idThe index of the controller (count from 0).Return valuesIf success, this function returns the count of enclosures, otherwise returns -1.37.hpt_get_enclosure_infohpt_get_enclosure_info_v2hpt_get_enclosure_info_v3hpt_get_enclosure_info_v4The hpt_get_enclosure_info_vx series of function return the information of the specified enclosure.int hpt_get_enclosure_info(int ctlr_id,int enc_id,PENCLOSURE_INFO pInfo);int hpt_get_enclosure_info_v2(int ctlr_id,int enc_id,PENCLOSURE_INFO_V2 pInfo);int hpt_get_enclosure_info_v3(int ctlr_id,int enc_id,PENCLOSURE_INFO_V3 pInfo);int hpt_get_enclosure_info_v4(int ctlr_id,int enc_id,PENCLOSURE_INFO_V4 pInfo);Parametersctlr_idThe index of the controller where 0 means the first one.enc_idThe index of the enclosure of the controller where 0 means the first one.pInfo[out] Pointer to ENCLOSURE_INFO structure that receives the information.Return valuesIf success, this function returns 0,enclosure info is put into (*pInfo ), otherwise returns -1.38.hpt_get_enclosure_element_infoThe hpt_get_enclosure_element_info function returns the information of the specified enclosure element.int hpt_get_enclosure_element_info(int ctlr_id,int enc_id,int ele_id,PSES_ELEMENT_STA TUS pInfo);Parametersctlr_idThe index of the controller (count from 0).enc_idThe index of the enclosure of the controller (count from 0).ele_idThe index of the element of the enclosure (count from 0).pInfopointer to SES_ELEMENT_STATUS bufferReturn valuesIf success, this function returns 0 and e nclosure element info is put into *pInfo, otherwise returns -1.Part Ⅱ Data Structure Description1.ConstantsThe following constants are used in our programming interface for users.HPT_INTERFACE_VERSION Version of the programming interface.You must first issue a hpt_get_version()call to check if it matches HPT_INTERFACE_VERSION. If not, you should not call any of other functions.Device TypesLDT_ARRAY The device is an arrayLDT_DEVICE The device is a physical disk or CD-ROM or TAPE. Array and Device TypesAT_UNKNOWN The array type is not defined.AT_RAID0It is a RAID 0 array.AT_RAID1It is a RAID 1 array.AT_RAID5It is a RAID 5 array.AT_RAID6It is a RAID 6 array.AT_JBOD It is a JBOD array.PDT_UNKNOWN The device type is not defined.PDT_HARDDISK It is a hard disk.PDT_CDROM It is a CD-ROMPDT_TAPE It is a tape.Array FlagsARRAY_FLAG_DISABLED The array is disabled and OS cannot use it.ARRAY_FLAG_NEEDBUILDING The source disk's/array's contents do not consist with the target disk's/array's contents. You should perform duplication on this RAID 1 or RAID 0/1 array.ARRAY_FLAG_REBUILDING The array is being duplicated.ARRAY_FLAG_BROKEN Some member(s) of a RAID 1 or RAID 0/1 array fails, but OS can use the array. You should add disk to it to re construct and duplicate it.ARRAY_FLAG_BOOTDISK The array's MBR (Master Boot Record) contains bootable operation system. You should not delete this type of array unless you exactly know the system does not start from this array.ARRAY_FLAG_BOOTMARK This flag is set in BIOS when you set BOOT mark to a disk or array.ARRAY_FLAG_NEED_AUTOREB UILD This flags means a spare disk has taken over, and the array needs duplication.ARRAY_FLAG_VERIFYING The array is verifying. ARRAY_FLAG_INITIALIZING The array is initializing.ARRAY_FLAG_TRANSFORMING The array is transforming in progress. ARRAY_FLAG_NEEDTRANSFORMThe array needs transforming. Device FlagsDEVICE_FLAG_DISABLED The device is removed or I/O error occurs on it. It can be access by OS and it cannot be used as spare disk and array member.DEVICE_FLAG_BOOTDISK The device's MBR(Master Boot Sector) contains bootable operation system. If you want to specify it as an array member, only can it be a source of a RAID 1 and when creating, you specify flag CAF_CREA TE_AND_DUPLICATEDEVICE_FLAG_BOOTMARK This flag is set in BIOS when you set BOOT mark to a disk or array.DEVICE_FLAG_SATA SA TA or SAS device.DEVICE_FLAG_ON_PM_PORT PM portDEVICE_FLAG_SAS SAS deviceDEVICE_FLAG_SSD SSD deviceDEVICE_FLAG_IN_ENCLOSURE Device is in enclosureDEVICE_FLAG_UNINITIALIZED Device is not initialized, can't be used to create array DEVICE_FLAG_LEGACY Single disk & mbr contains at least one partition.DEVICE_FLAG_IS_SPARE It is a spare disk.Array rebuild controlAS_REBUILD_START Set this flag in function hpt_set_array_state() to start rebuild. AS_REBUILD_ABORT Set this flag in function hpt_set_array_state() to abort rebuild. Array and Device Configurationfield masksAAIF_NAME Set this flag to rename an array.ADIF_TCQ TCQ(Tagged Command Queuing)ADIF_NCQ NCQ(Native Command Queuing)ADIF_WRITE_CACHE Write cacheADIF_READ_AHEAD Read aheadADIF_SPIN_UP_MODE Spin up modeArray Creation FlagsCAF_FOREGROUND_INITIALIZE The array created with CAF_FOREGROUND_INITIALIZE flag will be reported to system till initialization is completed.CAF_BACKGROUND_INITIALIZE The array created with CAF_BACKGROUND_INITIALIZE flag is reported to system immediately.Event TypesET_DEVICE_REMOVED Disk removed. ET_DEVICE_PLUGGED Disk plugged in. ET_DEVICE_ERROR Disk I/O error. ET_REBUILD_STARTED Rebuild started. ET_REBUILD_ABORTED Rebuild aborted. ET_REBUILD_FINISHED Rebuild finished.。