Seagate Exos 7E8 Serial ATA Product Manual, Rev. A
28
128
Security status
0021
H
129–159
Seagate-reserved
xxxx
H
160–205
ATA-reserved
0000
H
206
SCT Command Transport command set.
If bit 0 is set to one, then the device supports SCT Command Transport.
Bits 7:2 indicate individual SCT feature support.
xxBD
H
207-254
ATA-reserved
0000
H
255
Integrity word
xxA5
H
Note
See the bit descriptions below for words 63, 84, and 88 of the Identify Drive data.
Description (if bit is set to 1)
Bit
Word 63
0
Multiword DMA mode 0 is supported.
1
Multiword DMA mode 1 is supported.
2
Multiword DMA mode 2 is supported.
8
Multiword DMA mode 0 is currently active.
9
Multiword DMA mode 1 is currently active.
10
Multiword DMA mode 2 is currently active.
Bit
Word 84
0
SMART error logging is supported.
1
SMART self-test is supported.
2
Media serial number is supported.
3
Media Card Pass Through Command feature set is supported.
4
Streaming feature set is supported.
5
GPL feature set is supported.
6
WRITE DMA FUA EXT and WRITE MULTIPLE FUA EXT commands are supported.
7
WRITE DMA QUEUED FUA EXT command is supported.
8
64-bit World Wide Name is supported.
9-10
Obsolete.
11-12
Reserved for TLC.
13
IDLE IMMEDIATE command with IUNLOAD feature is supported.
14
Shall be set to 1.
15
Shall be cleared to 0.
Bit
Word 88
0
Ultra DMA mode 0 is supported.
1
Ultra DMA mode 1 is supported.
2
Ultra DMA mode 2 is supported.
3
Ultra DMA mode 3 is supported.
4
Ultra DMA mode 4 is supported.
5
Ultra DMA mode 5 is supported.
Word
Description
Value