On Fri, Oct 01, 2021 at 04:18:49PM +0200, Thomas Huth wrote: > On 01/10/2021 15.04, Christophe Leroy wrote: > > > > > > Le 01/10/2021 à 14:04, Thomas Huth a écrit : > > > On 01/10/2021 13.12, Peter Maydell wrote: > > > > On Fri, 1 Oct 2021 at 10:43, Thomas Huth <th...@redhat.com> wrote: > > > > > Nevertheless, as long as nobody has a hint where to find that > > > > > ppc405_rom.bin, I think both boards are pretty useless in QEMU (as > > > > > far as I > > > > > can see, they do not work without the bios at all, so it's > > > > > also not possible > > > > > to use a Linux image with the "-kernel" CLI option directly). > > > > > > > > It is at least in theory possible to run bare-metal code on > > > > either board, by passing either a pflash or a bios argument. > > > > > > True. I did some more research, and seems like there was once > > > support for those boards in u-boot, but it got removed there a > > > couple of years ago already: > > > > > > https://gitlab.com/qemu-project/u-boot/-/commit/98f705c9cefdf > > > > > > https://gitlab.com/qemu-project/u-boot/-/commit/b147ff2f37d5b > > > > > > https://gitlab.com/qemu-project/u-boot/-/commit/7514037bcdc37 > > > > > > > But I agree that there seem to be no signs of anybody actually > > > > successfully using these boards for anything, so we should > > > > deprecate-and-delete them. > > > > > > Yes, let's mark them as deprecated now ... if someone still uses > > > them and speaks up, we can still revert the deprecation again. > > > > I really would like to be able to use them to validate Linux Kernel > > changes, hence looking for that missing BIOS. > > > > If we remove ppc405 from QEMU, we won't be able to do any regression > > tests of Linux Kernel on those processors. > > If you/someone managed to compile an old version of u-boot for one of these > two boards, so that we would finally have something for regression testing, > we can of course also keep the boards in QEMU...
I can see that it would be usefor for some cases, but unless someone
volunteers to track down the necessary firmware and look after it, I
think we do need to deprecate it - I certainly don't have the capacity
to look into this.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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