[LinuxBIOS] LNXI Merge: lnxi-patch-14/16

Stefan Reinauer stepan at openbios.org
Sun Oct 2 21:13:05 CEST 2005

* Eric W. Biederman <ebiederman at lnxi.com> [050907 17:39]:
> yhlu <yinghailu at gmail.com> writes:
> > at such case We need to enable 8 bit ext apic id mode for Opteron. So Opteron
> > could use 0x10 above.
> > and leave 0-0x0f to the device that can not support 8 bit apic id.
> >
> > I'm considering to align apic id lifting to the way that Norma BIOS does.
> Are io-apics limited to apic ids 0x0-0x0f as well?
> My memory says to me the limit should be 0x0-0xff...

That's device specific I think. At least the 8131 has a maximum ioapic
address of 0x0f. See the island/aruma board. It has 7 8131, an 8111 and
4 cpus. No way of getting this to work with Linux with LAPICs below

How can we get this running with the LNXI patch?


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