Hitachi 7K250 Specifications - Page 130
Flush Cache Ext EAh
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12.5 Flush Cache Ext (EAh) Table 58: Flush Cache Ext Command (EAh) Command Block Output Registers Register 7 6 5 4 3 2 1 0 Data Low Data High Current Feature Previous Sector Count Current Previous Sector Number Current Previous Cylinder Current Low Previous Cylinder Current High Previous Device/Head - - - D - - - - Command 1 1 1 0 1 0 1 0 76 CRC UNC 00 Error Register 54 3 2 1 0 0 IDN 0 ABT T0N AMN 00 0 V 0 0 Command Block Input Registers Register 7 6 5 4 3 2 1 0 Data Low Data High Error see below Sector Count HOB=0 HOB=1 Sector Number HOB=0 HOB=1 Cylinder HOB=0 Low HOB=1 Cylinder HOB=0 High HOB=1 Device/Head Status See below ... Status Register 7 654 3 2 1 0 BSY RDY DF DSC DRQ COR IDX ERR 0 V0V - 0 - V This command causes the device to complete writing data from its cache. The device returns good status after data in the write cache is written to disk media. Deskstar 7K250 Hard Disk Drive Specification 116
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