Re: [PATCH] ppc/pnv: Make PSI device types not user creatable

[David Gibson]

On Tue, Jul 07, 2020 at 06:35:57PM +0200, Greg Kurz wrote:
> QEMU aborts with -device pnv-psi-POWER8:
> 
> $ qemu-system-ppc64 -device pnv-psi-POWER8
> qemu-system-ppc64: hw/intc/xics.c:605: ics_realize: Assertion
> `ics->xics' failed.
> Aborted (core dumped)
> 
> The Processor Service Interface Controller is an internal device.
> It should only be instantiated by the chip, which takes care of
> configuring the link required by the ICS object in the case of
> POWER8. It doesn't make sense for a user to specify it on the
> command line.
> 
> Note that the PSI model for POWER8 was added 3 yrs ago but the
> devices weren't available on the command line because of a bug
> that was fixed by recent commit 2f35254aa0 ("pnv/psi: Correct
> the pnv-psi* devices not to be sysbus devices").
> 
> Fixes: 54f59d786c ("ppc/pnv: Add cut down PSI bridge model and hookup 
> external interrupt")
> Reported-by: Thomas Huth <thuth@redhat.com>
> Signed-off-by: Greg Kurz <groug@kaod.org>

Applied to ppc-for-5.1.

> ---
>  hw/ppc/pnv_psi.c |    1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/hw/ppc/pnv_psi.c b/hw/ppc/pnv_psi.c
> index 75b8ae9703d0..653b41774c34 100644
> --- a/hw/ppc/pnv_psi.c
> +++ b/hw/ppc/pnv_psi.c
> @@ -937,6 +937,7 @@ static void pnv_psi_class_init(ObjectClass *klass, void 
> *data)
>      dc->desc = "PowerNV PSI Controller";
>      device_class_set_props(dc, pnv_psi_properties);
>      dc->reset = pnv_psi_reset;
> +    dc->user_creatable = false;
>  }
>  
>  static const TypeInfo pnv_psi_info = {
> 
> 

-- 
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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