To try and workaround the maxcpus=1 or noacpi, you could try the following kernel options instead:
acpi=noirq pnpacpi=off
which apparently have been successful in enabling a MacBook Air 2,1 to boot with full dual core cpu support and power management. (from: http://bloggis.se/atte/99928)
To try and workaround the maxcpus=1 or noacpi, you could try the following kernel options instead:
acpi=noirq pnpacpi=off
which apparently have been successful in enabling a MacBook Air 2,1 to boot with full dual core cpu support and power management. (from: http:// bloggis. se/atte/ 99928)