5K320 SATA OEM Specification
14.33Seek (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
7 | 6 | 5 | 4 | 3 | 2 | 1 |
| 0 |
CRC | UNC | 0 | IDN | 0 | ABT | T0N |
| AM |
|
|
|
|
|
|
|
| N |
0 | 0 | 0 | V | 0 | V | 0 |
| 0 |
Status Register
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
BSY | RDY | DF | DSC | DRQ | COR | IDX | ERR |
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 |
H | seek. (L=1) |
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). |
H | (L=1) |
In LBA mode, this register contains current LBA bits 24 - 27. (L=1) | |
135
