FUJITSU MHV2160BT User Manual

Page 165

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5.3 Host Commands

C141-E239

5-89

Table 5.33 DEVICE CONFIGURATION IDENTIFY data structure (2/2)

Word Value

Content

X ' 0015 '

Serial-ATA command set/function

→ Reflected in IDENTIFY information ”Word 76 to 79.
Bits 15-5:

Reserved

Bit 4: 1 = Software Settings Preservation supported

Bit 3:

1 = Asynchronous Notification supported

Bit 2:

1 = Interface power management supported

Bit 1:

1 = Non-zero buffer offsets in DMA Setup FIS supported

Bit 0:

1 = Native command queuing supported

X ' 0000 '

Reserved for Serial-ATA

10 to 254

X'0000'

Reserved

255

X'xxA5'

Bits 15-8:

Check sum code (This is obtained by calculating the sum of
all upper bytes and lower bytes in WORD 0 to 256 and the
byte consisting of bits 7 to 0 in WORD 255, and then
calculating the two's complement of the lowest byte of that
sum.)

Bits 7-0: