7K200 SATA OEM Specification
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14.5
Flush Cache Ext (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 50 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.