Hitachi 7K320 Specifications - Page 68
Native Command Queuing, SMART Command Transport SCT
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7K320 SATA OEM Specification Setting Initialize device parameters Power Management Feature Set Standby Timer Security mode state Set max address Set feature Set multiple mode Table 38 Preserved Software Setting Track length Contents Number of head Number of cylinder Capacity Time to fall into standby mode Security freeze lock Security unlock Capacity Write Cache Enable/Disable Set Transfer Mode Advanced Power Management Enable/Disable Read Look-Ahead Reverting to Defaults Block size 12.16 Native Command Queuing Native Command Queuing feature (Read / Write FPDMA Queued commands) is supported. Please refer to the Serial ATA II Specification about Native Command Queuing. The host shall not issue a legacy ATA command while a native queued command is outstanding. Upon receiving a legacy ATA command while a native queued command is outstanding, the device aborts the command and halts command processing of outstanding native queued commands. 12.17 SMART Command Transport (SCT) SMART Command Transport (SCT) feature set is supported. The SMART Read Log and SMART Write Log commands or Read Log Ext and Write Log Ext commands are used to issue a command in this feature sets. Log page E0h is used to issue commands and return status. Log page E1h is used to transport data. Please refer to the section 8 SCT Command Transport in ATA8-ACS specification for more detail. The following Action codes are supported. Action code Description 0002h Write Same command 0003h Error Recovery Control command 0004h Feature Control command Feature code 0001h Write Cache Feature code 0003h Time Interval for temperature logging 0005h SCT Data Table command Table 39 SCT Action Code Supported Page 68 of 176
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