4way smp on ppc32
benh at kernel.crashing.org
Wed Mar 31 18:05:50 EST 2004
On Wed, 2004-03-31 at 11:57, ERIC NORTHUP wrote:
> Hi all,
> I have been trying to get my 4-processor Daystar GenesisMP system to run Linux in smp mode,
> without success. The system works reliably with a uniprocessor kernel.
> But it oopses on boot with an smp kernel. I have attached a boot log from a
> serial console for a 2.6 kernel, but I get similar messages with other
> kernels I've tried. Although the log is from 2.6.4, I've tried 2.6.5-pre3 which
> included some ppc32 fixes, though they didn't fix this problem.
> I've also tried different gcc versions.
> I don't understand why only 2 of the 4 cpus would respond to the smp_call_function().
> Any suggestions for where to start looking? I am not subscribed to linuxppc-dev,
> so please CC me on replies. Thanks,
Interesting... Apparently, all the CPUs are coming in, but interrupts
don't get properly delivered to the "other" CPUs...
I'll have a look, that setup should work. Did you try a 2.4 kernel ?
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
More information about the Linuxppc-dev