Re: PowerPC64LE bringup notes
Alfredo Dal'Ava Júnior <[email protected]>
| Newsgroups | gmane.os.freebsd.devel.ppc,gmane.os.freebsd.devel.hackers |
|---|---|
| Message-ID | <CAOpTx7FedDtOS8iF07bTtnPQ7KtgBNpuyyt=QTkXMOTS=sAaGA@mail.gmail.com> |
This is an awesome job, Brandon! Thank you for letting us know. I hope to be able to help stabilize it. []'s Alfredo On Sun, Aug 23, 2020 at 2:12 AM Brandon Bergren <[email protected]> wrote: > For anyone who hasn't been watching my progress in IRC: > > Over the last couple weekends, I have been working on experimentally > bringing up a PowerPC64 Little Endian kernel and userland for the first > time. > > Last weekend, I succeeded in booting into multiuser in qemu pseries (via a > somewhat convoluted boot procedure, as pseries makes bad assumptions about > kernel entry points.) > > This evening, I accomplished the same on a Blackbird, after having spent > some time during the week making progress on qemu powernv. > > My work tree is at https://github.com/bdragon28/freebsd/tree/little-endian > -- I will be tidying things up and getting pieces of it committed to SVN > relatively soon. > > For the forseeable future, BE will still be the preferred platform for > FreeBSD PowerPC64, as it's a heck of a lot more comfortable to debug in. > > I don't have install media yet for people to experiment with. (I have > stand/ disabled at the moment and make release depends on it, so all I have > are sets, kernels, and a cobbled-together LE rootdisk.) > > Additionally, I still need to get the tests for > https://reviews.llvm.org/D73425 written so I can get the target addition > accepted into LLVM. > > While I can boot multiuser and the compiler works, there appear to be some > lingering issues with floating point math that I have not gotten around to > debugging yet, which has some odd effects like making top hang. > > dmesg @ https://dmesgd.nycbug.org/index.cgi?do=view&id=5636 > > -- > Brandon Bergren > [email protected] > _______________________________________________ > [email protected] mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-ppc > To unsubscribe, send any mail to "[email protected]" > _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-ppc To unsubscribe, send any mail to "[email protected]"