5K320 SATA OEM Specification
135
14.33
Seek (7xh)
Command Block Output Registers
Command Block Input Regi sters
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)