Re: BUG: 2.4.18 & ALI15X3 DMA hang on boot

[John Langford]

>> There seems to be some fundamental incompatibility between the kernel
>> and the IDE chipset.  On several kernels in the 2.4 series including
>> 2.4.18, I observe a hang in the bootsequence at:
>> 
>> ALI15X3: IDE controller on PCI bus 00 dev 78
>> PCI: No IRQ known for interrupt pin A of device 00:0f.0. Please try using pc
>i=biosirq.
>> ALI15X3: chipset revision 195
>> ALI15X3: not 100% native mode: will probe irqs later
>> <hang>
>
>And does pci=bios help ?

pci=biosirq doesn't help.  Same failure mode.

>The kernel can't find out how the IDE IRQ routing is happening.

I haven't tried reserving IRQs in the bios (which is possible, but too
much like blind search unless I get some more advice).

-John