[Qemu-devel] Re: isa-applesmc doesn't handle second instantiation gracefully

[Alexander Graf]

On 12.10.2010, at 14:50, Markus Armbruster wrote:

> When I try -device isa-applesmc -device isa-applesmc, I get
> 
>    WARNING: Using AppleSMC with invalid key
>    qemu: hardware error: register_ioport_read: invalid opaque
>    [...]
> 
> and a core dump.
> 
> I know nothing about this device.  Instantiating twice may well make no
> sense.  But hw_error() is not a nice way to reject a command line
> option.

I'd guess it fails because it defaults to the same port twice, so allocating it 
twice would put two ISA devices on the same PIO port which doesn't work.

I don't think there's any way around this, or is there?


Alex