Re: [Qemu-devel] [PATCH 13/14] hw/hppa/Kconfig: Dino board requires e1000 network card

[Philippe Mathieu-Daudé]

Le lun. 18 mars 2019 10:07, Paolo Bonzini <address@hidden> a écrit :

> On 16/03/19 23:41, Philippe Mathieu-Daudé wrote:
> > On 3/16/19 10:50 PM, Paolo Bonzini wrote:
> >>> This fixes when configuring with --without-default-devices:
> >>>
> >>>   $ qemu-system-hppa
> >>>   qemu-system-hppa: Unsupported NIC model: e1000
> >>
> >> This is intended.  --without-default-devices does not guarantee that
> you can start
> >> the board except with --nodefaults.
> >
> > Ah! Now I get it...
>
> But actually it makes a lot of sense to add these as "imply" directives.
>  This way, disabling CONFIG_PCI_DEVICES does result in a usable system.
>

Thinking of real hardware, one idea I have is to use a HAS_PCI_SLOTS which
"imply PCI_DEVICES". Embedded boards with no slots can't get extra PCI
plugged. Similar with other busses. It depends if soldered on-board or if
connectors are accessible.

Paolo
>
>