Date: Wed, 22 Jan 2003 15:14:58 -0600 From: "Cagle, John (ISS-Houston)" <john.cagle@hp.com> To: <freebsd-smp@freebsd.org> Subject: RE: 4.7 on 2 Xeons SMP? Message-ID: <C50AB9511EE59B49B2A503CB7AE1ABD10476BD8C@cceexc19.americas.cpqcorp.net>
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I'm working on this issue. We actually do deliver RTC interrupts
through the IOAPIC, but we're not sure why the kernel isn't getting
them.
I will send an update to the list when we get this resolved. (soon...)
By the way, this is also a problem with 5.0-release.
Thanks,
John
--------------------------------
John Cagle john.cagle@hp.com
Principal Member Technical Staff
Industry Standard Servers
Hewlett-Packard Company
> -----Original Message-----
> From: John Baldwin [mailto:jhb@FreeBSD.org]=20
> Sent: Wednesday, January 22, 2003 9:48 AM
> To: Guy Helmer
> Cc: freebsd-smp@freebsd.org
> Subject: RE: 4.7 on 2 Xeons SMP?
>=20
>=20
>=20
> On 22-Jan-2003 Guy Helmer wrote:
> > I just received a HP Proliant DL380 G3 with dual 2.8GHz Xeons to=20
> > evaluate, but when I try to bring up an SMP kernel (GENERIC=20
> + SMP and=20
> > APIC options and bge Ethernet driver) from 4.7-stable=20
> cvsupped January=20
> > 3, it locks solid at the point where it prints "APIC_IO:=20
> Testing 8254=20
> > interrupt delivery". I have searched the 'net for help but=20
> I haven't=20
> > found anything that seems to help. I have tried changing=20
> the BIOS's=20
> > operating system support to Linux and SCO, but neither helped. A=20
> > plain GENERIC kernel boots fine on the box.
> >=20
> > FWIW, a SuperMicro P4DPE-G2 with dual 2.8GHz Xeons booted=20
> the same SMP=20
> > kernel just fine.
> >=20
> > Any thoughts?
>=20
> Some of the newer HPaq boxes do not deliver interrupts for=20
> the real time clock via the I/O APIC. There currently is not=20
> a work around for this, but at least one person at HP is=20
> looking into the issue and peter@ has been working on it as well.
>=20
> --=20
>=20
> John Baldwin <jhb@FreeBSD.org> <>< =20
> http://www.FreeBSD.org/~jhb/ "Power Users Use > the Power to=20
> Serve!" - http://www.FreeBSD.org/
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