> Can someone familiar with the Intel MP spec clarify for me whether it's
> permissible for an AP to call the BIOS, or whether only the BSP may do
It depends upon what services of the BIOS you're looking to call. If it's
the standard INT services, only the BSP will be able to do it reliably. If
you're calling the PCI functions, then you're most likely safe. But it is
safe for the BSP to call BIOS even when the AP's aren't.
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