> from /proc/pci
> --
> Unknown mass storage controller: Promise Technology IDE UltraDMA/66 (rev
> 1).
> Medium devsel. IRQ 9. Master Capable. Latency=64.
> I/O at 0xa400 [0xa401].
> I/O at 0xa800 [0xa801].
> I/O at 0xac00 [0xac01].
> I/O at 0xb000 [0xb001].
> I/O at 0xb400 [0xb401].
> Non-prefetchable 32 bit memory at 0xf0000000 [0xf0000000].
>
> ok with that information I type this at the boot prompt before install:
>
> linux ide2=0xa400,0xa800 # I just have one 28.5 g drive as master.
The correct calculation should be ide2=a,b+2, where a is the first i/o and b
is the second i/o.
so in your case you should pass linux ide2=0xa400,0xa802
