參數(shù)資料
型號: FW323
英文描述: 1394A PCI PHY/Link Open Host Controller Interface
中文描述: 1394A端口物理層的PCI /鏈接開放主機控制器接口
文件頁數(shù): 33/152頁
文件大小: 1625K
代理商: FW323
Agere Systems Inc.
33
Data Sheet, Rev. 2
October 2001
FW323 05
1394A PCI PHY/Link Open Host Controller Interface
Internal Registers
(continued)
Interrupt Line and Pin Register
The interrupt line and pin register is used to communicate interrupt line routing information.
Table 19. Interrupt Line and Pin Register
Register:
Type:
Offset:
Default:
Interrupt line and pin register
Read/write
3Ch
0100h
Table 20. Interrupt Line and Pin Register Description
Bit
Field
Name
INTR_PIN
Type
Default
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
R
R
R
R
R
R
R
R
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
INTR_LINE
RW
RW
RW
RW
RW
RW
RW
RW
Bit
15:8
Field Name
INTR_PIN
Type
R
Description
Interrupt Pin Register.
This register returns 01h when read, indi-
cating that the FW323 PCI function signals interrupts on the INTA pin.
Interrupt Line Register.
This register is programmed by the system
and indicates to software to which interrupt line the FW323 INTA is
connected.
7:0
INTR_LINE
RW
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