Silicon Image SiliconDrive SSD-P16G(I)-3100 User Manual
Page 76
ATA C
OMMAND
B
LOCK
AND
S
ET
D
ESCRIPTION
SSD-P
XXX
(I)-3100 D
ATA
S
HEET
S
ILICON
S
YSTEMS
P
ROPRIETARY
This document and the information contained within it is confidential and proprietary to SiliconSystems, Inc.
All unauthorized use and/or reproduction is prohibited.
3100P-06DSR
P
AGE
66
F
EBRUARY
2, 2009
20
0002h
2
Buffer type
• 0000h: Not specified
• 0001h: A single-ported, single-sector
buffer
• 0002h: A dual-ported multisector buffer
• 0003h: A dual-ported multisector buffer
with a read caching
21
0002h
2
Buffer size in 512-byte increments
22
0004h
2
Number of ECC bytes passed on read/
write long commands
23-26
XXXXh
8
Firmware revision (eight ASCII characters)
27-46
XXXXh
40
Model number (40 ASCII characters)
47
0001h
2
7-0: Maximum number of sectors that can
be transferred with a Read/Write Multiple
command per interrupt
48
0000h
2
Double word (32 bit) not supported
49
0002h
2
• 11: IORDY supported
• 9: LBA supported
• 8: DMA supported
50
0000h
2
Reserved
51
0100h
2
15-8: PIO data transfer cycle timing
52
0000h
2
15-8: DMA data transfer cycle timing
53
0000h
2
• 1: Words 64-70 are valid
• 0: Words 54-58 are valid
54
XXXXh
2
Current number of cylinders
55
XXXXh
2
Current number of heads
56
XXXXh
2
Current sectors per track
57-58
XXXXh
4
Current capacity in sectors
59
010Xh
2
7-0: Current sectors can be transferred
with a Read/Write Multiple command per
interrupt
60-61
XXXXh
4
Total number of sectors addressable in
LBA mode
62
0000h
2
Single-word DMA modes supported
Table 52: Identify Drive — Drive Attribute Data (Continued)
Word
Address
Data Default
Bytes Data Description