> The example that sticks out in my head is we rely on the MP table to
> tell us if the local apic is in pic_mode or in virtual wire mode.
> When all we really have to do is ask it.
You can't. IMCR is write-only and may involve chipset-specific
side-effects. Then even if IMCR exists, a system's firmware might have
chosen the virtual wire mode for whatever reason (e.g. broken hardware).
-- + Maciej W. Rozycki, Technical University of Gdansk, Poland + +--------------------------------------------------------------+ + e-mail: macro@ds2.pg.gda.pl, PGP key available +- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/