ATA COMMAND BLOCK AND SET DESCRIPTION |
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Read Long Sector(s) — 22h, 23h
The Read Long Sector(s) command operates similarly to the Read Sector(s) command, with the exception that it transfers requested data sectors and ECC data. The long instruction ECC byte transfer for Long commands is a byte transfer at a fixed length of 4 bytes.
Table 45: Read Long Sector(s) — 22h, 23h
Register | D7 | D6 | D5 | D4 |
| D3 | D2 | D1 | D0 |
Feature |
|
|
|
| X |
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| |
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|
|
| |
Sector Count |
|
|
|
| X |
|
|
| |
|
|
|
|
|
| ||||
Sector Number |
|
| Sector Number |
|
| ||||
|
|
|
|
|
| ||||
Cylinder Low |
|
| Cylinder Low |
|
| ||||
|
|
|
|
|
| ||||
Cylinder High |
|
| Cylinder High |
|
| ||||
|
|
|
|
|
|
| |||
Drive Head | 1 | LBA | 1 | Drive |
| Head Number | |||
|
|
|
|
|
|
|
|
| |
Command |
|
|
| 22h or 23h |
|
|
| ||
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SILICONSYSTEMS PROPRIETARY
This document and the information contained within it is confidential and proprietary to SiliconSystems, Inc.
All unauthorized use and/or reproduction is prohibited.
PAGE 45 | FEBRUARY 2, 2009 |