List Of Interrupts - Hitachi HF-W2000 Instruction Manual

5.4 List of Interrupts

Interrupt pin
IRQ0
IRQ1
IRQ2
IRQ3
IRQ4
IRQ5
IRQ6
IRQ7
IRQ8
IRQ9
IRQ10
IRQ11
IRQ12
IRQ13
IRQ14
IRQ15
IRQ16
IRQ17
IRQ18
IRQ19
IRQ20
IRQ21
IRQ22
IRQ23
< NOTE >
・The above list is valid when the APIC is enabled (default settings).
・The IRQ numbers of PCI slots are valid when the INT A terminal is
used.
・The IRQ numbers are fixed and you cannot change the settings
shown above.
・Even under APIC-capable OS, APIC-enabled IRQ numbers are
assigned only while the corresponding device is active. In other
cases, APIC-disabled IRQ numbers are assigned instead(see the
next page).
Cascade (from 8259 #1)
Not used
Timer
Serial port 2 (COM2)
Serial port 1 (COM1)
Not used
Not used
Not used
Real-time clock
SCI, SMBus
Not used
Not used
Not used
Coprocessor
Not used
Not used
HD Audio(DisplayPort), PCI slot1,
PCI Express slot2, PCI Express slot3, EHCI2, Onboard Video,
xHCI
Not used
Onboard LAN 1
SATA controller, Onboard LAN2
Not used
Not used
HD Audio(LINE IN/LINE OUT)
EHCI1
5-9
Description
5. SPECIFICATION