HP Vectra VL800, Technical Reference Manual, Page: 74 / 147

74
3 System Board
Assigned Device Interrupts
Assigned Device Interrupts
PCI 32 and AGP Interrupts
Interrupt Controllers
The system has an Interrupt controller which is equivalent in function to
that of two 82C59 interrupt controllers. The following table shows how the
interrupts are connected to the APIC controller. The Interrupt Requests
(IRQ) are numbered sequentially, starting with the master controller, and
followed by the slave (both of
82C59 type).
PCI 32 Slot 1 Slot 2 Slot 3 Slot 4 Slot 5 AGP
int A
C A B C D A
int B
D B C D A B
int C
A C D A B
int D
B D A B C
ID
6 7 9 10 11 0
IDSEL
22 23 25 26 27 16
REQ/GNT
1 2 3 4 5