Table 5-153Translate Address Page-Data Format

Byte

Bit

7

6

5

 

4

 

3

 

2

 

1

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

 

 

Operation

Code (40h)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

Reserved

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2 - 3

 

 

 

 

Page Length (2 + (8 x n))

 

 

 

 

 

 

 

 

 

(where n = number of sectors / LBA)

 

 

 

 

4

 

 

 

Reserved

 

 

 

 

 

 

Supplied Format =

 

 

 

 

 

 

 

 

 

 

 

 

000b (LBA)

 

5

 

RAREA

ALT-

ALT-

 

 

Reserved

 

 

Translate Format =

 

 

 

 

SEC

TRK

 

 

 

 

 

101b (Physical Sector)

6 - 8

 

 

 

Translated Address (Cylinder Number)1

 

 

 

 

9

 

 

 

Translated Address (Head Number)1

 

 

 

 

10 - 13

 

 

Translated Address (Sector Number or Bytes From Index)1

 

y -

 

 

 

Translated Address (Cylinder Number)

 

 

 

 

y + 2

 

 

 

 

Where y = ((n-1) x 8) + 6

 

 

 

 

 

y + 3

 

 

 

Translated Address (Head Number)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

y + 4

 

 

Translated Address (Sector Number or Bytes From Index)

 

-

 

 

 

y + 7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Note: 1. Bytes 6 through 13: One set of these bytes is required for each

 

 

sector per Logical Block Address.

 

 

Table 5-154Translate Address Page-Field Descriptions

 

 

 

Field

 

Description

 

 

 

Supplied Format

 

The Supplied Format field specifies the format of the following Translate Address field. Must be

 

000b, which specifies the LBA format.

 

 

RAREA

 

Reserved Area is not used. Must be 0.

 

 

 

 

 

An Alternate Sector bit of 1 indicates that the translated address from the SEND DIAGNOSTIC

ALTSEC

 

command is physically located in an alternate sector on the disk.

 

When ALTSEC is 0, it indicates either that no part of the translated address is located in an alter-

 

 

 

 

nate sector of the medium or that the drive is unable to determine this information.

 

 

 

 

 

An Alternate Track bit of 1 indicates either that part or all of the translated address is located on

 

 

an alternate track of the medium or, the drive cannot determine if all or part of the translated ad-

ALTTRK

 

dress is located on an alternate track.

 

 

 

 

When ALTTRK is 0, it indicates that no part of the translated address is located on an alternate

 

 

track of the medium

Translate Format

 

The Translate Format field specifies the format into which the initiator wants the address translat-

 

ed. The value must be 101b, specifying the Physical Sector format.

 

 

5-108 Maxtor Atlas 10K V

Page 166
Image 166
Maxtor 10K V manual 153Translate Address Page-Data Format, 154Translate Address Page-Field Descriptions