Interface

Table 5.21 DEVICE CONFIGURATION IDENTIFY data structure

Word

Value

 

 

Content

 

 

 

0

X'0001'

Data structure revision

 

 

 

1

X'0007'

Multiword DMA modes supported

 

 

Reflected in IDENTIFY information "WORD63".

 

 

Bit 15-3: Reserved

 

 

Bit 2:

1

= Multiword DMA mode 2 and below are supported

 

 

Bit 1:

1

= Multiword DMA mode 1 and below are supported

 

 

Bit 0:

1

= Multiword DMA mode 0 is supported

 

 

 

2

X'003F'

Ultra DMA modes supported

 

 

Reflected in IDENTIFY information "WORD88".

 

 

Bit 15-6: Reserved

 

 

Bit 5:

1

= Ultra DMA mode 5 and below are supported

 

 

Bit 4:

1

= Ultra DMA mode 4 and below are supported

 

 

Bit 3:

1

= Ultra DMA mode 3 and below are supported

 

 

Bit 2:

1

= Ultra DMA mode 2 and below are supported

 

 

Bit 1:

1

= Ultra DMA mode 1 and below are supported

 

 

Bit 0:

1

= Ultra DMA mode 0 is supported

3-6

-

Maximum LBA address Reflected in IDENTIFY information

 

 

"WORD60-61". (WORD100-103) *

 

 

 

7

X'00CF'

Command set/feature set supported

 

(X'01CF') *

Reflected in IDENTIFY information "WORD82-87".

 

 

Bit 15-9: Reserved

 

 

Bit 8:

1

= 48-bit Addressing feature set supported

 

 

Bit 7:

1

= Host Protected Area feature set supported

 

 

Bit 6:

1

= Automatic acoustic management supported

 

 

Bit 5:

1

= READ/WRITE DMA QUEUED commands supported

 

 

Bit 4:

1

= Power-up in Standby feature set supported

 

 

Bit 3:

1

= Security feature set supported

 

 

Bit 2:

1

= SMART error log supported

 

 

Bit 1:

1

= SMART self-test supported

 

 

Bit 0:

1

= SMART feature set supported

8-254

X'0000'

Reserved

 

 

 

 

 

255

X'xxA5'

Integrity word. Bits 15:8 contains the data structure checksum that is

 

 

the two's complement of the sum of all byte in words 0 through 254

 

 

and the byte consisting of bits 7:0 of word 255.

 

 

 

 

*: When "48 bit LBA" of the option (customize) is supported, same number of

LBA as WORD60-61 is displayed.

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C141-E202-01EN

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Fujitsu MHU2100AT manual Device Configuration Identify data structure