SMP/UP kernel S01E02
Thomas E. Spanjaard
tgen at netphreax.net
Mon Mar 26 06:58:28 PDT 2007
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 at netphreax.net
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