Hitachi HTS725050A9A364 Datasheet Page 86

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7K500 OEM Specification
Page 86 of 176
14.6
14.614.6
14.6 Flush Cache E
Flush Cache EFlush Cache E
Flush Cache Ext
xtxt
xt (EAh)
(EAh) (EAh)
(EAh)
Command Block Output Registers
Command Block Input Registers
Register 7
6
5
4
3
2
1
0
Register 7
6
5
4
3
2
1
0
Data Low -
-
-
-
-
-
-
-
Data Low -
-
-
-
-
-
-
-
Data High -
-
-
-
-
-
-
-
Data High -
-
-
-
-
-
-
-
Current -
-
-
-
-
-
-
-
Error ...See Below... Feature
Previous -
-
-
-
-
-
-
-
Current -
-
-
-
-
-
-
-
HOB=0
-
-
-
-
-
-
-
-
Sector Count
Previous -
-
-
-
-
-
-
-
Sector Count
HOB=1
-
-
-
-
-
-
-
-
Current -
-
-
-
-
-
-
-
HOB=0
-
-
-
-
-
-
-
-
LBA Low
Previous -
-
-
-
-
-
-
-
LBA Low
HOB=1
-
-
-
-
-
-
-
-
Current -
-
-
-
-
-
-
-
HOB=0
-
-
-
-
-
-
-
-
LBA Mid
Previous -
-
-
-
-
-
-
-
LBA Mid
HOB=1
-
-
-
-
-
-
-
-
Current -
-
-
-
-
-
-
-
HOB=0
-
-
-
-
-
-
-
-
LBA High
Previous -
-
-
-
-
-
-
-
LBA High
HOB=1
-
-
-
-
-
-
-
-
Device -
-
-
-
-
-
-
-
Device -
-
-
-
-
-
-
-
Command 1
1
1
0
1
0
1
0
Status ...See Below...
Error Register
Status Register
7 6 5
4 3
2 1 0
7 6 5
4 3 2 1 0
CRC
UNC
0
IDN
0
ABT
T0N
AMN
BSY
RDY
DF
DSC
DRQ
COR
IDX
ERR
0 0 0
0 0
V 0 0
0 V 0
V - 0 0 V
Table 51 Flush Cache EXT Command (EAh)
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.
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