Irq assignment conflicts – Dell PowerEdge C5125 User Manual

Page 45

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Using the System Setup Program

45

IRQ Assignment Conflicts

Most PCI devices can share an IRQ with another device, but they cannot use

an IRQ simultaneously. To avoid this type of conflict, see the documentation

for each PCI device for specific IRQ requirements.

8101

Warning! USB Host Controller not found at the specified

address!!!

WARNING

8102

Error! USB device failed to initialize!!!

WARNING

8103

Warning! Unsupported UBS device found and disabled!!!

WARNING

8104

Warning! Port 60h/64h emulation is not supported by this

USB Host Controller!!!

WARNING

8105

Warning! EHCI controller disabled. It requires 64-bit data

support in the BIOS.

Pause

8400

Warning!! Insufficient memory! Remote access is disabled. WARNING

8601

Error: BMC Not Responding

Pause

8701

Insufficient Runtime space for MPS data!!! System may

operate in PIC or Non-MPS mode.

Pause

8702

No enough APIC ID in range 0-0Fh can be assigned to IO

APICs. (Re-assigning CPUs' local APIC ID may solve this

issue) MPS Table is not built! System may operate in PIC

or Non-MPS mode.

Pause

IRQ Line

Assignment

IRQ Line

Assignment

IRQ0

System timer

IRQ8

Real-time clock

IRQ1

Keyboard controller

IRQ9

ACPI functions (used for

power management)

IRQ2

Interrupt controller 1 to

enable IRQ8 through

IRQ15

IRQ10

Available

IRQ3

Default for COM2

IRQ11

Available

IRQ4

Default for COM1

IRQ12

Available

IRQ5

Remote access

controller

IRQ13

Math coprocessor

IRQ6

Reserved

IRQ14

IDE CD drive controller

IRQ7

Reserved

IRQ15

Available

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