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Re: [PATCH v10 7/7] hw/ppc: Add emulation of Genesi/bPlan Pegasos II
From: |
David Gibson |
Subject: |
Re: [PATCH v10 7/7] hw/ppc: Add emulation of Genesi/bPlan Pegasos II |
Date: |
Wed, 24 Mar 2021 12:45:27 +1100 |
On Tue, Mar 23, 2021 at 02:01:27PM +0100, BALATON Zoltan wrote:
> On Tue, 23 Mar 2021, David Gibson wrote:
> > On Wed, Mar 17, 2021 at 02:17:51AM +0100, BALATON Zoltan wrote:
> > > Add new machine called pegasos2 emulating the Genesi/bPlan Pegasos II,
> > > a PowerPC board based on the Marvell MV64361 system controller and the
> > > VIA VT8231 integrated south bridge/superio chips. It can run Linux,
> > > AmigaOS and a wide range of MorphOS versions. Currently a firmware ROM
> > > image is needed to boot and only MorphOS has a video driver to produce
> > > graphics output. Linux could work too but distros that supported this
> > > machine don't include usual video drivers so those only run with
> > > serial console for now.
> > >
> > > Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
> > > Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> > > ---
> > > MAINTAINERS | 10 ++
> > > default-configs/devices/ppc-softmmu.mak | 2 +
> > > hw/ppc/Kconfig | 9 ++
> > > hw/ppc/meson.build | 2 +
> > > hw/ppc/pegasos2.c | 144 ++++++++++++++++++++++++
> > > 5 files changed, 167 insertions(+)
> > > create mode 100644 hw/ppc/pegasos2.c
> > >
> > > diff --git a/MAINTAINERS b/MAINTAINERS
> > > index b6ab3d25a7..1c3c55ef09 100644
> > > --- a/MAINTAINERS
> > > +++ b/MAINTAINERS
> > > @@ -1353,6 +1353,16 @@ F: pc-bios/canyonlands.dt[sb]
> > > F: pc-bios/u-boot-sam460ex-20100605.bin
> > > F: roms/u-boot-sam460ex
> > >
> > > +pegasos2
> > > +M: BALATON Zoltan <balaton@eik.bme.hu>
> > > +R: David Gibson <david@gibson.dropbear.id.au>
> > > +L: qemu-ppc@nongnu.org
> > > +S: Maintained
> > > +F: hw/ppc/pegasos2.c
> > > +F: hw/pci-host/mv64361.c
> > > +F: hw/pci-host/mv643xx.h
> > > +F: include/hw/pci-host/mv64361.h
> >
> > Oh, sorry about the comment in the previous patch.
> >
> > > RISC-V Machines
> > > ---------------
> > > OpenTitan
> > > diff --git a/default-configs/devices/ppc-softmmu.mak
> > > b/default-configs/devices/ppc-softmmu.mak
> > > index 61b78b844d..4535993d8d 100644
> > > --- a/default-configs/devices/ppc-softmmu.mak
> > > +++ b/default-configs/devices/ppc-softmmu.mak
> > > @@ -14,5 +14,7 @@ CONFIG_SAM460EX=y
> > > CONFIG_MAC_OLDWORLD=y
> > > CONFIG_MAC_NEWWORLD=y
> > >
> > > +CONFIG_PEGASOS2=y
> >
> > I don't think we can have this default to enabled while it requires a
> > non-free ROM to start.
>
> Not having it enabled though does not help those who might want to use it as
> they are not people who can compile their own QEMU but rely on binaries so
> adding it without also enabling it is like it wasn't there at all in
> practice.
Not convinced, sorry. If it's not usable out of the box, having to
build from source is kind of expected. Or you could convince someone
(or do it yourself) to provide prebuild binaries for this purpose that
have the right things enabled.
> I can attempt to make some guests boot without a ROM but since
> guests expect an OpenFirmware client interface, I'll need something to
> provide that. I'm waiting for VOF to be merged for this.
>
> Regards,
> BALATON Zoltan
--
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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[PATCH v10 1/7] vt82c686: QOM-ify superio related functionality, BALATON Zoltan, 2021/03/16
[PATCH v10 3/7] vt82c686: Introduce abstract TYPE_VIA_ISA and base vt82c686b_isa on it, BALATON Zoltan, 2021/03/16
[PATCH v10 6/7] hw/pci-host: Add emulation of Marvell MV64361 PPC system controller, BALATON Zoltan, 2021/03/16