Re: AIC7xxx problem

Zwane Mwaikambo (zwane@linuxpower.ca)
Sun, 1 Jun 2003 16:56:32 -0400 (EDT)


On Sun, 1 Jun 2003, Justin T. Gibbs wrote:

> > Hmmm that makes quite a difference ! I didn't understand what happened between
> > these two outputs. Also, did you try with Justin's latest version of the driver:
> >
>
> My driver can't fix interrupt routing issues which is what Daniel's
> problem turned out to be. I'm really tempted to add an interrupt
> test to the driver attach so that these kinds of problems are clearly
> flagged and my driver doesn't continue to get blamed for interrupt
> routing it can't control.

Which aspect of interrupt routing is broken so that we at least can have a
go at fixing it? I might be missing something here but it looks fine,
could you elaborate?

2.4.18

IRQ to pin mappings:
IRQ0 -> 0:2
IRQ1 -> 0:1
IRQ3 -> 0:3
IRQ4 -> 0:4
IRQ5 -> 0:5
IRQ6 -> 0:6
IRQ7 -> 0:7
IRQ8 -> 0:8
IRQ9 -> 0:9
IRQ10 -> 0:10
IRQ11 -> 0:11
IRQ12 -> 0:12
IRQ13 -> 0:13
IRQ14 -> 0:14
IRQ15 -> 0:15
IRQ16 -> 1:0
IRQ17 -> 1:1
IRQ18 -> 1:2
IRQ19 -> 1:3
IRQ20 -> 1:4
IRQ21 -> 1:5
IRQ22 -> 1:6
IRQ23 -> 1:7
IRQ28 -> 1:12
IRQ29 -> 1:13

CPU0 CPU1 CPU2
0: 3354580 4108947 4515468 IO-APIC-edge timer
1: 2 0 0 IO-APIC-edge keyboard
2: 0 0 0 XT-PIC cascade
4: 434 467 729 IO-APIC-edge serial
8: 1 0 0 IO-APIC-edge rtc
19: 73764 78100 80631 IO-APIC-level eth0
28: 301389 301350 302498 IO-APIC-level aic7xxx
29: 79542 82186 83042 IO-APIC-level aic7xxx
NMI: 11978872 11978872 11978872
LOC: 11978887 11978722 11978731
ERR: 0
MIS: 0

2.5.70

IRQ to pin mappings:
IRQ0 -> 0:2
IRQ1 -> 0:1
IRQ3 -> 0:3
IRQ4 -> 0:4
IRQ5 -> 0:5
IRQ6 -> 0:6
IRQ7 -> 0:7
IRQ8 -> 0:8
IRQ9 -> 0:9
IRQ10 -> 0:10
IRQ11 -> 0:11
IRQ12 -> 0:12
IRQ13 -> 0:13
IRQ14 -> 0:14
IRQ15 -> 0:15
IRQ16 -> 1:0
IRQ17 -> 1:1
IRQ18 -> 1:2
IRQ19 -> 1:3
IRQ20 -> 1:4
IRQ21 -> 1:5
IRQ22 -> 1:6
IRQ23 -> 1:7
IRQ28 -> 1:12
IRQ29 -> 1:13

<no /proc/interrupts because it never makes it to a single user prompt>

-- 
function.linuxpower.ca
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