Hitachi HTS541680J9AT00 Specifications - Page 119
Read Log Ext2Fh
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UPC - 683728200794
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Travelstar 5K160 (PATA) Hard Disk Drive Specification 14.15 Read Log Ext(2Fh) Command Block Output Registers Register 76543210 Data Low -------- Data High -------- Feature Current Previous Sector Count Current V V V V V V V V Previous V V V V V V V V LBA Low Current V V V V V V V V Previous LBA Mid Current V V V V V V V V Previous V V V V V V V V LBA High Current Previous Device - - -D- - - - Command 00101111 Command Block Input Registers Register 76543210 Data Low -------- Data High -------- Error ...See Below... Sector Count HOB=0 HOB=1 LBA Low HOB=0 HOB=1 LBA Mid HOB=0 HOB=1 LBA High HOB=0 HOB=1 Device V Status ...See Below... Error Register 7 65432 1 0 CRC UNC 0 IDN 0 ABT T0N AMN V V0V0V 0 0 Figure 67 Read Log Ext command (2Fh) Status Register 7 654 3 2 1 0 BSY RDY DF DSC DRQ COR IDX ERR 0 V0V - 0 - V This command returns the specified log to the host. The device shall interrupt for each DRQ block transferred. Output Parameters To The Device Sector Count Current The number of sectors to be read from the specified log low order, bits (7:0). The log transferred by the drive shall start at the sector in the specified log at the specified offset, regardless of the sector count requested. Sector Count Previous The number of sectors to be read from the specified log high orders, bits (15:8). LBA Low Current The log to be returned as described in Figure LBA Mid Current The first sector of the log to be read low order, bits (7:0). LBA Mid Previous The first sector of the log to be read high order, bits (15:8). Log address 00h 03h 07h 80h-9Fh Content Log directory Extended Comprehensive SMART error log Extended SMART self-test log Host vendor specific Figure 68 Log address definition Feature set N/A SMART error logging SMART self-test SMART Type Read Only Read Only Read Only Read/Wri te The Extended SMART self-test log sector shall support 48-bit and 28-bit addressing. All 28-bit entries contained in the SMART self-test log sector shall also be included in the Comprehensive SMART self-test log sector with the 48-bit entries. If the feature set associated with the log specified in the Sector Number register is not supported or enabled, or if the values in the Sector Count, Sector Number or Cylinder Low registers are invalid, the device shall return command aborted. 119/188
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