10 ti extension base address register, 11 subsystem identification register – Texas Instruments TSB12LV26 User Manual
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3–8
3.10 TI Extension Base Address Register
The TI extension base address register is programmed with a base address referencing the memory-mapped TI
extension registers. See the
OHCI Base Address Register, Section 3.9, for bit field details.
Bit
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
Name
TI extension base address
Type
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Default
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Name
TI extension base address
Type
R/W
R/W
R/W
R/W
R/W
R
R
R
R
R
R
R
R
R
R
R
Default
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Register:
TI extension base address
Type:
Read/Write, Read-only
Offset:
14h
Default:
0000 0000h
3.11 Subsystem Identification Register
The subsystem identification register is used for system and option card identification purposes. This register can
be initialized from the serial ROM or programmed via the subsystem ID and subsystem vendor ID alias registers at
offset F8h. See Table 3–9 for a complete description of the register contents.
Bit
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
Name
Subsystem identification
Type
RU
RU
RU
RU
RU
RU
RU
RU
RU
RU
RU
RU
RU
RU
RU
RU
Default
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Name
Subsystem identification
Type
RU
RU
RU
RU
RU
RU
RU
RU
RU
RU
RU
RU
RU
RU
RU
RU
Default
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Register:
Subsystem identification
Type:
Read/Update
Offset:
2Ch
Default:
0000 0000h
Table 3–9. Subsystem Identification Register Description
BIT
FIELD NAME
TYPE
DESCRIPTION
31–16
OHCI_SSID
RU
Subsystem device ID. This field indicates the subsystem device ID.
15–0
OHCI_SSVID
RU
Subsystem vendor ID. This field indicates the subsystem vendor ID.