Re: [Qemu-devel] [PATCH] qemu_reserve_isa_irq()

[Markus Armbruster]

Gerd Hoffmann <address@hidden> writes:

> Attached a patch.  It will:
>
>   (1) make isa-bus maintain isa irqs, complain when allocating
>       already taken irqs.
>   (2) note that (1) works only for isa devices converted to qdev
>       already (floppy and ps2/kbd/mouse right now), so more work
>       is needed to make this really useful.
>   (3) split floppy init into isa and sysbus versions.
>   (4) add sysbus->isa bridge & fix -M isapc breakage.

It fixes this:

$ qemu tmp.qcow2 -S -M isapc
Tried to create isa device i8042 with no isa bus present.
Segmentation fault (core dumped)