Seagate SV35 Series SATA Product Manual page 40

Word Description
53 Words 54–58, 64–70 and 88 are valid
54 Number of current logical cylinders
55 Number of current logical heads
56 Number of current logical sectors per logical track
57–58 Current capacity in sectors
59 Number of sectors transferred during a Read Multiple or Write Multiple
command
60–61 Total number of user-addressable LBA sectors available
(see Section 2.2 for related information)
*Note: The maximum value allowed in this field is: 0FFFFFFFh
(268,435,455 sectors, 137 Gbytes). Drives with capacities over 137
Gbytes will have 0FFFFFFFh in this field and the actual number of
user-addressable LBAs specified in words 100-103. This is required for
drives that support the 48-bit addressing feature.
62 Retired
63 Multiword DMA active and modes supported (see note following this
table)
64 Advanced PIO modes supported (modes 3 and 4 supported)
65 Minimum multiword DMA transfer cycle time per word (120 nsec)
66 Recommended multiword DMA transfer cycle time per word (120 nsec)
67 Minimum PIO cycle time without IORDY flow control (240 nsec)
68 Minimum PIO cycle time with IORDY flow control (120 nsec)
69–74 ATA-reserved
75 Queue depth
76 Serial ATA capabilities
77 Reserved for future Serial ATA definition
78 Serial ATA features supported
79 Serial ATA features enabled
80 Major version number
81 Minor version number
82 Command sets supported
34
Value
0007
H
xxxx
H
xxxx
H
xxxx
H
xxxx
H
xxxx
H
0FFFFFFFh*
0000
H
xx07
H
0003
H
0078
H
0078
H
00F0
H
0078
H
0000
H
0000
H
xxxx
H
xxxx
H
xxxx
H
xxxx
H
003E
H
0000
H
364B
H
SV35 Series SATA Product Manual, Rev. C