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Interface
Table 5.23 DEVICE CONFIGURATION IDENTIFY data structure
Word
Value
0
X'0001'
1
X'0007'
2
X'003F'
3 to 6
-
7
X'00CF'
(X'01CF') *
8
X ' 0005 '
9
X ' 0000 '
10 to 254
X'0000'
255
X'xxA5'
5-70
Data structure revision
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
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
Maximum LBA address Reflected in IDENTIFY information
"WORD60-61". (WORD100-103) *
Command set/feature set supported
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
Serial-ATA command set/function
Reflected in IDENTIFY information "Word 76 to 79.
Bit15-4:
Reserved
Bit3:
1 = Asynchronous Notification supported
Bit2:
1 = Interface power management supported
Bit1:
1 = Non-zero buffer offsets in DMA Setup FIS supported
Bit0:
1 = Native command queuing supported
Reserved for Serial-ATA
Reserved
Bit 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.)
Bit 7 - 0:
Content
C141-E203-01EN
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