Messages in this thread | | | Date | Sun, 29 Jun 2008 17:17:38 +0400 | From | Sergei Shtylyov <> | Subject | Re: [PATCH v2 -rt] ide: workaround buggy hardware issues with preemptable hardirqs |
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Alan Cox wrote:
>> His boot log shows the native mode.
> Then the bridge is misprogrammed
>> What's IDEIRT, some ISA bridge register? And why should one set >>[A]PIC to level mode for legacy mode IDE? :-O
> You need an NDA and then they'll send you the data sheet for the bridges > and other logic. It's all programmable.
That could be a very long story... :-|
> "He has an OpenPIC, it's PowerPC SoC, so no ELCR either"
> Really - he's using a designed for PC ISA bridge etc.. he might have all > sorts of stuff on it.
Ah, indeed. I meant to say that 8259 and ELCR are bypassed for PCI IRQs (or at least Anton says so :-).
> Alan
MBR, Sergei
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