User manual

Intel® Server Board SDS2 I/O Subsystem
Revision 1.2
Order Number: A85874-002
23
Figure 4. SDS2 Interrupt Routing Diagram
PCIIRQ1
PIRQ_LATCH
PCIIRQ3
PIRQ1
PCIIRQ2
PCIIRQ4
PCIIRQ5
PCIIRQ6
PCIIRQ7
PCIIRQ8
PCIIRQ9
PCIIRQ10
PCII
RQ11
PCIIRQ12
PCIIRQ13
PCIIRQ14
PCIIRQ15
PCIIRQ0
Super I/O
Timer
Keyboard
Serial Port2/ISA
Serial Port1/ISA
ISA
Floppy/ISA
ISA
RTC
SCI/ISA
ISA
ISA
Mouse/ISA
Coprocessor Error
P_IDE/ISA
S_IDE/ISA
Cascade
Serialized IRQ Interface
SE
RIRQ
SCSI Ch B
NIC 1
SCSI Ch
A
NIC 2
SCI from SIO
Video
Slot1 INTA
Slot2 INTA
Slot3 I
NTA
Slot4 INTA
Slot5 INTA
Slot6 INTA
INT
BCD
INTBCD
INTBCD
N/C
PCI IRQ Serializer
PCI Clock
33 MHz
CSB5 Interrupt Routing