Asus RS120-E3 PA4 User Guide - Page 32

Configuring an expansion card

Page 32 highlights

2.5.3 Configuring an expansion card After installing the expansion card, configure the it by adjusting the software settings. 1. Turn on the system and change the necessary BIOS settings, if any. See Chapter 5 for information on BIOS setup. 2. Assign an IRQ to the card. Refer to the following tables. 3. Install the software drivers for the expansion card. Standard interrupt assignments IRQ Priority 0 1 1 2 2 N/A 3* 11 4* 12 5* 13 6 14 7* 15 8 3 9* 4 10* 5 11* 6 12* 7 13 8 14* 9 15* 10 Standard Function System Timer Keyboard Controller Programmable Interrupt Communications Port (COM2) Communications Port (COM1) Sound Card (sometimes LPT2) Floppy Disk Controller Printer Port (LPT1) System CMOS/Real Time Clock ACPI Mode when used IRQ Holder for PCI Steering IRQ Holder for PCI Steering PS/2 Compatible Mouse Port Numeric Data Processor Primary IDE Channel Secondary IDE Channel *These IRQs are usually available for ISA or PCI devices. PCI Bus Number, IDSEL, and IRQ assignments INTA# PATA controller SATA controller SMBus controller USB UHCI controller 1 USB UHCI controller 2 USB 2.0 EHCI controller BCM5721 #1 BCM5721 #2 ATI RAGE XL PCIX Slot 1 (64-bit) PCI Express Slot 2 PCI Slot 3 (32-bit) PIRQA# PIRQD# PIRQB# PIRQH# PIRQD# PIRQH# PIRQA# PIRQB# PIRQD# PXIRQ0 PIRQA# PIRQE# INTB# INTC# INTD# REQ# GNT# PXIRQ1 PXIRQ2 PXIRQ3 REQ1# PXREQ0 GNT1# PXGNT0 PIRQF# PIRQG# PIRQH# REQ0# GNT0# 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. 2-16 Chapter 2: Hardware setup

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Chapter 2:
Hardware setup
Chapter 2:
Hardware setup
Chapter 2:
Hardware setup
Chapter 2:
Hardware setup
Chapter 2:
Hardware setup
2-16
2-16
2-16
2-16
2-16
2.5.3
2.5.3
2.5.3
2.5.3
2.5.3
Configuring an expansion card
Configuring an expansion card
Configuring an expansion card
Configuring an expansion card
Configuring an expansion card
After installing the expansion card, configure the it by adjusting the software
settings.
1.
Turn on the system and change the necessary BIOS settings, if any.
See Chapter 5 for information on BIOS setup.
2.
Assign an IRQ to the card. Refer to the following tables.
3.
Install the software drivers for the expansion card.
Standard interrupt assignments
Standard interrupt assignments
Standard interrupt assignments
Standard interrupt assignments
Standard interrupt assignments
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 assignments
PCI Bus Number, IDSEL, and IRQ assignments
PCI Bus Number, IDSEL, and IRQ assignments
PCI Bus Number, IDSEL, and IRQ assignments
PCI Bus Number, IDSEL, and IRQ assignments
INTA#
INTB#
INTC#
INTD#
REQ#
GNT#
PATA controller
PIRQA#
SATA controller
PIRQD#
SMBus controller
PIRQB#
USB UHCI controller 1
PIRQH#
USB UHCI controller 2
PIRQD#
USB 2.0 EHCI controller
PIRQH#
BCM5721 #1
PIRQA#
BCM5721 #2
PIRQB#
ATI RAGE XL
PIRQD#
REQ1#
GNT1#
PCIX Slot 1 (64-bit)
PXIRQ0
PXIRQ1
PXIRQ2
PXIRQ3
PXREQ0
PXGNT0
PCI Express Slot 2
PIRQA#
PCI Slot 3 (32-bit)
PIRQE#
PIRQF#
PIRQG#
PIRQH#
REQ0#
GNT0#
IRQ
Priority
Standard Function
0
1
System Timer
1
2
Keyboard Controller
2
N/A
Programmable Interrupt
3*
11
Communications Port (COM2)
4*
12
Communications Port (COM1)
5*
13
Sound Card (sometimes LPT2)
6
14
Floppy Disk Controller
7*
15
Printer Port (LPT1)
8
3
System CMOS/Real Time Clock
9*
4
ACPI Mode when used
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.