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5K320 SATA OEM Specification
87
14.5 Flush Cache (E7h)
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 -
-
-
-
- -
-
-
Data -
-
-
-
-
-
-
-
Feature -
-
-
-
- -
-
-
Error ...See Below...
Sector Count -
-
-
-
- -
-
-
Sector Count -
-
-
-
-
-
-
-
LBA Low -
-
-
-
- -
-
-
LBA Low -
-
-
-
-
-
-
-
LBA Mid -
-
-
-
- -
-
-
LBA Mid -
-
-
-
-
-
-
-
LBA High -
-
-
-
- -
-
-
LBA High -
-
-
-
-
-
-
-
Device -
-
-
-
- -
-
-
Device -
-
-
-
-
-
-
-
Command 1
1
1
0
0
1
1
1
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
AM
N
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 Command (E7h)
This command causes the device to complete writing data from its cache.
The device returns a status, RDY=1 and DSC=1 (50h), after following sequence.
l Data in the write cache buffer is written to disk media.
l Return a successfully completion.