Contents

CHAPTER 6 Operations

 

 

6-1

6.1

Device Response to the Reset

6-2

6.1.1

 

Response to power-on

6-2

6.1.2

 

Response to hardware reset

6-4

6.1.3

 

Response to software reset

6-5

6.1.4

 

Response to diagnostic command 6-6

6.2

Address Translation

6-7

 

 

6.2.1

 

Default parameters

6-7

 

 

6.2.2

 

Logical address 6-8

 

 

6.3

Power Save

6-9

 

 

 

6.3.1

 

Power save mode

6-9

 

 

6.3.2

 

Power commands

6-11

 

6.4

Defect Management

6-11

 

6.4.1

 

Spare area

6-12

 

 

 

6.4.2

 

Alternating defective sectors

6-12

6.5

Read-Ahead Cache

6-14

 

6.5.1

 

Data buffer configuration

 

6-14

6.5.2

 

Caching operation

6-14

 

6.5.3

 

Usage of read segment

6-16

6.5.3.1

Mis-hit (no hit)

6-16

 

 

6.5.3.2

Sequential read

6-17

 

 

6.5.3.3 Full hit (hit all)

6-20

 

 

6.5.3.4

Partially hit

6-21

 

 

6.6

Write Cache

6-22

 

 

 

Glossary

 

 

 

 

GL-1

Acronyms and Abbreviations

 

 

AB-1

Index

 

 

 

 

IN-1

C141-E057-01EN

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Fujitsu MHF2021AT, MHF2043AT, MHE2043AT, MHE2064AT manual GL-1