Re: Local APIC option (CONFIG_X86_UP_APIC) locks up Inspiron 8100

[Mikael Pettersson]

I wrote:
> > Not all BIOS firmware can cope when we switch to UP-APIC. Some laptops 
> > really don't like it one bit.
>
>Correct, and the I8x00 is the prime example of that.
>
>I have a fix, but it involves fairly major surgery:
>- Implement bt_ioremap()/bt_iounmap() which work at early boot-time (the
>  normal ioremap doesn't work yet).
>...
>The patch is still _very_ rough, but it seems to work. Let me know if you want it.

The patch is now available at
http://www.csd.uu.se/~mikpe/linux/patch-2.4.13ac5-init-order-5

/Mikael