Date: Fri, 12 Apr 2019 17:20:30 -0400 From: Dennis Clarke <dclarke@blastwave.org> To: Mark Millard <marklmi@yahoo.com> Cc: freebsd-ppc@freebsd.org Subject: Re: Patches to allow usefdt mode that works on a 2 socket PowerMac3, 6 example too --and makes more work on 2-socket/1-core-each PowerMac11, 2 Message-ID: <5aecd21e-e53c-f14c-0bdc-8732fa88fed6@blastwave.org> In-Reply-To: <465DBF40-EEF5-4D4A-95F6-DF17EB5B130B@yahoo.com> References: <988F644F-D5E7-4FB4-AAB3-A72E9DA88CE6@yahoo.com> <af38e008-d9f9-9364-56c5-56387cbcf95d@blastwave.org> <465DBF40-EEF5-4D4A-95F6-DF17EB5B130B@yahoo.com>
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On 4/12/19 4:51 PM, Mark Millard wrote: > On 2019-Apr-12, at 13:13, Dennis Clarke <dclarke at blastwave.org> wrote: > >> On 4/12/19 3:19 PM, Mark Millard via freebsd-ppc wrote: . . . >> >> Would you be so kind as to paste all this into : >> >> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=233863 >> >> Really I would like to run some tests and follow up in the bug reports. > > Okay I'll paste them in as attachments. But be warned: Fair warning received loud and clear :-) > > The 2 files do not deal with threads being stuck sleeping > (and, so, the fans going) or other such. The stuck-sleeping > problem happens for both multi-socket G5's and multi-socket > G4's. (I do not have access to single-socket multi-core > powerpc64 or powerpc machines to test.) I have multiple G5 type boxen and will try them out. At least try to. > > So do not expect too much from these patches: They address > some necessary issues but are not sufficient for everything. > Of course. No problem. > These patches for the openfirmware->fdt translation are > closer to being reasonable for FreeBSD official use > than my highly context-specific stuck-sleeping patches for > usefdt mode. > Well to be frank we know this is for mac g5 hardware and thus having them working at all in any fashion is better than the current situation. Apple made a ton of them and they are dirt cheap and available as opposed to the IBM Power situation which is expensive and just in datacenters. -- Dennis Clarke RISC-V/SPARC/PPC/ARM/CISC UNIX and Linux spoken GreyBeard and suspenders optional
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