User Manual

ASUS P5CR-L(S)ASUS P5CR-L(S)
ASUS P5CR-L(S)ASUS P5CR-L(S)
ASUS P5CR-L(S)
2-172-17
2-172-17
2-17
2.5.32.5.3
2.5.32.5.3
2.5.3
Interrupt assignmentsInterrupt assignments
Interrupt assignmentsInterrupt assignments
Interrupt assignments
Standard interrupt assignmentsStandard interrupt assignments
Standard interrupt assignmentsStandard interrupt assignments
Standard interrupt assignments
IRQIRQ
IRQIRQ
IRQ
PriorityPriority
PriorityPriority
Priority
Standard FunctionStandard Function
Standard FunctionStandard Function
Standard Function
0 1 System Timer
1 2 Keyboard Controller
2 — Re-direct to IRQ #9
3 11 Communications Port (COM2)*
4 12 Communications Port (COM1)*
5 13 IRQ holder for PCI steering*
6 14 Floppy Disk Controller
7 15 Printer Port (LPT1)*
8 3 System CMOS/Real Time Clock
9 4 IRQ holder for PCI steering*
10 5 IRQ holder for PCI steering*
11 6 IRQ holder for PCI steering*
12 7 PS/2 Compatible Mouse Port*
13 8 Numeric Data Processor
14 9 Primary IDE Channel
15 10 Secondary IDE Channel
* These IRQs are usually available for ISA or PCI devices.* These IRQs are usually available for ISA or PCI devices.
* These IRQs are usually available for ISA or PCI devices.* These IRQs are usually available for ISA or PCI devices.
* These IRQs are usually available for ISA or PCI devices.
When using PCI cards on shared slots, ensure that the drivers support
“Share IRQ” or that the cards do not need IRQ assignments; otherwise,
conflicts will arise between the two PCI groups, making the system
unstable and the card inoperable.
PCI Bus Number, IDSEL, and IRQ assignmentsPCI Bus Number, IDSEL, and IRQ assignments
PCI Bus Number, IDSEL, and IRQ assignmentsPCI Bus Number, IDSEL, and IRQ assignments
PCI Bus Number, IDSEL, and IRQ assignments
DescriptionDescription
DescriptionDescription
Description
INTAINTA
INTAINTA
INTA
INTBINTB
INTBINTB
INTB
INTCINTC
INTCINTC
INTC
INTDINTD
INTDINTD
INTD
REQ#REQ#
REQ#REQ#
REQ#
GNT#GNT#
GNT#GNT#
GNT#
ICH6R PATA Controller PIRQC#
ICH6R SATA Controller PIRQD#
ICH6R SMBus Controller PIRQD#
ICH6R USB UHCI Controller #1 PIRQH#
ICH6R USB UHCI Controller #2 PIRQD#
ICH6R USB 2.0 EHCI Controller PIRQH#
BCM5721 #1 PIRQB#
BCM5721 #2 PIRQC#
ATI RAGE XL PIRQD# REQ2# GNT2#
AIC7901 PXIRQ2 PXREQ2 PXGNT2
PCI Slots PCI Slots
PCI Slots PCI Slots
PCI Slots
PCIX Slot 1 PXIRQ0 PXIRQ1 PXIRQ2 PXIRQ3 PXREQ0 PXGNT0
PCIX Slot 2 PXIRQ4 PXIRQ5 PXIRQ6 PXIRQ7 PXREQ1 PXGNT1
PCI Express Slot 3 PIRQA#
PCI Slot 4 PIRQE# PIRQF# PIRQG# PIRQH# REQ0 GNT0#
PCI Slot 5 PIRQG# PIRQH# PIRQE# PIRQF# REQ1# GNT1#