Re: SMP/UP kernel S01E02

["Thomas E. Spanjaard" <tgen@xxxxxxxxxxxxx>]

Matthew Dillon wrote:
>     It's actually fairly easy to do this.  I did some of the code separation
>     work months ago but didn't go all the way to allowing the ICU vs APIC
>     selection to occur dynamically.

You can use the LAPIC and IOAPIC(s) on UP hardware as well.

>     At the moment only one or the other can be included.  It would not 
>     take a whole lot of work to allow both to be included, then figure out
>     which one to use at run time during early boot.
>     To do this, the MachIntrABI structure needs to be declared generically
>     and then loaded with either the icu or the apic ABI.  Right now the
>     structure is declared in the icu and the apic code (so only one can be
>     included).

So this won't be necessary :).

Cheers,
--
        Thomas E. Spanjaard
        tgen@netphreax.net

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