5K320 SATA OEM Specification
135
14.33 Seek (7xh)
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 V
V
V
V
V
V
V
V
LBA Low V
V
V
V
V
V
V
V
LBA Mid V
V
V
V
V
V
V
V
LBA Mid V
V
V
V
V
V
V
V
LBA High V
V
V
V
V
V
V
V
LBA High V
V
V
V
V
V
V
V
Device -
L
-
-
H
H
H
H
Device -
-
-
-
H
H
H
H
Command 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 V 0 V 0 0
0 V 0 V - 0 0 V
Table 103 Seek Command (7xh)
The Seek command initiates a seek to the designated track and selects the designated head. The device need not
be formatted for a seek to execute properly.
Output Parameters To The Device
LBA Low In LBA mode, this register specifies LBA address bits 0 - 7 for seek. (L=1)
LBA High/Mid The cylinder number of the seek.
In LBA mode, this register specifies LBA address bits 8 - 15 (Mid), 16 - 23 (High) for
seek. (L=1)
H The head number of the seek.
In LBA mode, this register specifies LBA address bits 24 - 27 for seek. (L=1)
Input Parameters From The Device
LBA Low In LBA mode, this register contains current LBA bits 0 - 7. (L=1)
LBA High/Mid In LBA mode, this register contains current LBA bits 8 - 15 (Mid), 16 - 23 (High).
(L=1)
H In LBA mode, this register contains current LBA bits 24 - 27. (L=1)
