Re: [2.4.20][2.5.60] /proc/interrupts comparsion - two irqs for i8042?

Brian Gerst (bgerst@didntduck.org)
Wed, 12 Feb 2003 10:44:48 -0500


Shawn Starr wrote:
> 2.4:
> CPU0
> 0: 2576292 XT-PIC timer
> 1: 661 XT-PIC keyboard
> 2: 0 XT-PIC cascade
> 3: 10 XT-PIC serial
> 5: 1104824 XT-PIC soundblaster
> 8: 1 XT-PIC rtc
> 9: 0 XT-PIC acpi
> 10: 7 XT-PIC aic7xxx
> 11: 15167 XT-PIC usb-uhci, eth0
> 14: 7554 XT-PIC ide0
> 15: 3 XT-PIC ide1
>
> 2.5:
>
> CPU0
> 0: 36281 XT-PIC timer
> 1: 15 XT-PIC i8042
> 2: 0 XT-PIC cascade
> 3: 149 XT-PIC serial
> 5: 0 XT-PIC soundblaster
> 8: 1 XT-PIC rtc
> 9: 0 XT-PIC acpi
> 10: 20 XT-PIC aic7xxx
> 11: 324 XT-PIC uhci-hcd, eth0
> 12: 60 XT-PIC i8042 <--???
> 14: 723 XT-PIC ide0
> 15: 9 XT-PIC ide1
> NMI: 0
> LOC: 35547
> ERR: 0
> MIS: 0
>
> Interesting, why are we using two interrupts for the i8042 (keyboard).

IRQ12 is for the PS/2 mouse port.

--
				Brian Gerst

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