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Re: [Qemu-ppc] [Qemu-devel] Are "info pic" and "info irq" still of any u
From: |
Markus Armbruster |
Subject: |
Re: [Qemu-ppc] [Qemu-devel] Are "info pic" and "info irq" still of any use? |
Date: |
Tue, 31 Mar 2015 13:19:40 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux) |
Paolo Bonzini <address@hidden> writes:
> On 31/03/2015 11:56, Markus Armbruster wrote:
>> These commands look like bit-rotted development aids to me.
>>
>> They're limited to just a few interrupt controllers. For the most
>> common machine types and accelerators, they do nothing.
>>
>> They complicate David Gibson's work on disentangling dependencies on
>> ISA.
>>
>> I'm cc'ing the maintainers of all machines that can be configured in a
>> way that makes these commands do something. Please speak up if you
>> think they provide value.
>
> For x86, they can be removed. However, it would be nice to provide
> access to the same information via QOM, especially for "info pic". This
> is the old QIDL project.
I guess you mean introspecting device state via QOM, thus QMP. Would be
nice indeed, and much more useful than on-off hacks like "info pic".
Should be no harder than serializing device state, which we already do
for migration. At least in theory. In practice, ...