82443MX Datasheet, PDF (129/173 Pages) Intel Corporation – PCIset

Timer 1 Count er 0
I RQ1
I RQ3
I RQ4
I RQ5
I RQ6
I RQ7
82443MX PCIset
0
1
82C5 9
2
CORE
3
4
CONTROLLER 1
5
6
( M AST ER)
7
( I NTR)
INT
(TO CPU)
I RQ8#
I RQ9
I RQ10
I RQ11
IRQ12/ M
FERR#
I RQ14
I RQ15
0#
1
82C5 9
2
CORE
3
4
CONTROLLER 2
5
6
(SLAVE)
7
I NTCNTL. drw
Figure 16. Interrupt Controller Block Diagram
Table 69 lists the I/O port address map for the Interrupt Registers.
( I NTR)
117