On Thu, Aug 27, 2009 at 11:54:22PM +0800, wilbur.chan wrote: > There was a patch of kexec on SMP mips 64 , and I attempt to implement > kexec on SMP powerpc . > > I found that , it was a little different with mips when booting a > kernel. We know that, every CPU jumped directly into kernel on > > mips, but on powerpc , E500 SMP, the 'master' CPU was in charge of > 'slave' CPUs , so 'slave' CPU could do nothing > > but to wait for 'master' to wake him up in Init function. > > > How to implement kexec on SMP powerpc?
Wilbur, I am not sure about ppc32 arch. Check kexec/purgatory/arch/ppc64/v2wrap.S which makes all secondary cpus to spin in a loop at the physical address 0x60 Regards, M. Mohan Kumar _______________________________________________ kexec mailing list [email protected] http://lists.infradead.org/mailman/listinfo/kexec
