Kontron COMe-cPC2 Manuale Utente Scaricare il pdf (Pagina 52)

COMe-cPC2 / System Resources

4 System Resources

4.1 Interrupt Request (IRQ) Lines

Please be aware that an ACPI OS decides itself on resource usage. The tables below show only an example distribution.

4.1.1 In 8259 PIC Mode

IRQ# Used For Available Comment

0 Timer 0 No -

1 Keyboard No Note (4)

2 Slave 8259 No -

3 - Yes -

4 - Yes -

5 - Yes -

6 - Yes -

7 - Yes -

8 RTC No -

9 SCI No Note (3)

10 - Yes -

11 - Yes -

12 PS/2 Mouse No Note (5)

13 FPU No -

14 IDE0 No Note (1)(2)

15 IDE1 No Note (1)(2)

1 If the “Used For” device is disabled in setup, the corresponding interrupt is available for

other devices.

2 if sata controller is operating in legacy mode

3 Unavailable in Advanced Configuration and Power Interface (ACPI) mode. Used as System

Control Interrupt (SCI) in ACPI mode. Currently not free in Non-ACPI mode.

4 used by legacy keyboard controller when available on carrier board.

5 used by legacy ps/2 mouse controller when available on carrier board.

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Kontron COMe-cPC2 Manuale Utente Pagina 52