Irq assignment conflicts – Dell PowerEdge C5125 User Manual
Page 45

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