Date: Tue, 14 Mar 2006 10:07:42 -0500 From: Vivek Khera <vivek@khera.org> To: Pete French <petefrench@ticketswitch.com> Cc: freebsd-stable@freebsd.org Subject: Re: Cannot boot 6.1-PRERELEASE in SMP mode Message-ID: <FB5CFD0E-D988-4340-BCE6-95EB78744D54@khera.org> In-Reply-To: <E1FJ8pv-000Bmv-S3@dilbert.firstcallgroup.co.uk> References: <E1FJ8pv-000Bmv-S3@dilbert.firstcallgroup.co.uk>
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On Mar 14, 2006, at 7:41 AM, Pete French wrote: > But FreeBSD will not boot SMP with the second processor installed. > It behaves > exactly as it did with a single processor and ACPI enabled - i.e. > it stops > at the 'Waiting for SCSI devices to settle" point and does not get > beyond > this. when you boot, at the FreeBSD menu, break to the command prompt and type this: debug.acpi.disabled=timer boot and see if it works. I have one system on which 5.4 works flawlessly, but anything from 6.0-REL and up requires I disable the ACPI timer. If it works, just add the above line to your /boot/loader.conf file to make it stick across reboots.
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