[openib-general] mthca startup problem

[Hal Rosenstock]

Roland Dreier wrote:
> Good, you should be able to compare the IRQ assigned under kernel 2.4
> with the IRQ you're getting now.  (It might be worth trying the
> Voltaire stack with your 2.6.8.1 kernel to see if it has the same IRQ
> problem)

IRQs are different. For 2.6.8.1, IRQ is 177 whereas for 2.4 it is IRQ28 for
2.4.19. dmesg in both cases shows the relevant IRQ -> 2.0. lspci for 02:00.0
shows pin A routed to the proper IRQ.

>     hal> I've tried the latter to no avail. Where's the MSI config
>     hal> to mthca ? I can't seem to find it.
>
> It's not an mthca option.  In the main kernel config, it's under
> something like "bus options".

I've played with that to no avail.

>     hal> One more thing: I noticed that when mthca starts up it
>     hal> displays the following: Sep 20 08:22:53 cn5 kernel:
>     hal> ib_mthca 0000:02:00.0: FW version 000300000000, max_cmds 64
>
>     hal> Does the firmware rev need to be 3.2 ?
>
> It wouldn't hurt but I doubt it would help with this problem.

I'll wait on this until I get past this.

-- Hal