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10 ti extension base address register, 11 subsystem identification register – Texas Instruments TSB12LV26 User Manual

Page 28

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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.