Texas Instruments XIO2213B Evaluation Module / Reference Design XIO2213BEVM XIO2213BEVM 데이터 시트
제품 코드
XIO2213BEVM
SCPS210F – OCTOBER 2008 – REVISED MAY 2013
7.23 Subsystem Access Register
Write access to the subsystem access register identically updates the subsystem ID registers to OHCI-
Lynx. The system ID value written to this register may also be read back from this register. See
Lynx. The system ID value written to this register may also be read back from this register. See
for a complete description of the register contents.
PCI register offset:
F8h
Register type:
Read/Write
Default value:
0000 0000h
BIT NUMBER
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
RESET STATE
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
BIT NUMBER
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
RESET STATE
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Table 7-19. Subsystem Access Register Description
BIT
FIELD NAME
TYPE
DESCRIPTION
31-16
(1)
SUBDEV_ID
RW
Subsystem device ID alias. This field indicates the subsystem device ID.
15-0
(1)
SUBVEN_ID
RW
Subsystem vendor ID alias. This field indicates the subsystem vendor ID.
(1)
These bits shall only be reset by a fundamental reset (FRST). FRST is asserted (low) whenever PERST or GRST is asserted.
130
1394 OHCI PCI Configuration Space
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