Messages in this thread | | | Date | Tue, 21 Mar 2000 01:26:23 -0500 | From | Erik Arjan Hendriks <> | Subject | Re: Linux loading Linux |
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On Tue, Mar 21, 2000 at 04:48:30AM +0100, almesber@lrc.di.epfl.ch wrote: > Erik Arjan Hendriks wrote: > > A limitation right now is that it doesn't handle reboots of SMP boxes. > > That seems pretty hairy. > > Hmm, what exactly goes wrong ? Do you hang while waiting for an interrupt > (e.g. in BogoMIPS calibration) or do you crash on parsing the SMP tables ? > See ftp://icaftp.epfl.ch/pub/people/almesber/misc/bootimg-8.tar.gz for how > you can solve the latter. (Actually, using the IO APIC on UP may already > do the trick - need to check.)
I haven't looked into it at all yet since I had no idea what the boot up state of CPUs in a multi-cpu box should be. I mentioned it there because it was clear to me that I would run into trouble with my existing code if I tried it blindly :) Alan Cox just pointed me at the right spec document, so I'll be trying it real soon now.
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