Re: [Qemu-devel] [PATCH v3] target-ppc: Enable open-pic timers to count and generate interrupts

[G 3 <programmingkidx@gmail.com>]

On Jun 18, 2017, at 4:36 PM, alarson@ddci.com wrote:

> G 3 <programmingkidx@gmail.com> wrote on 06/18/2017 09:45:25 AM:
>
>>>>> From: Aaron Larson <alarson@ddci.com>
>>>>> To: agraf@suse.de, alarson@ddci.com, david@gibson.dropbear.id.au,
>>>> qemu-devel@nongnu.org, qemu-ppc@nongnu.org
>>>>> Date: 06/05/2017 12:22 PM
>>>>> Subject: [PATCH v3] target-ppc: Enable open-pic timers to count  
>>>>> and
>>>> generate interrupts
>>>>>
>>>>> Previously QEMU open-pic implemented the 4 open-pic timers  
>>>>> including
>>>>> all timer registers, but the timers did not "count" or generate  
>>>>> any
>>>>> interrupts.  The patch makes the timers both count and generate
>>>>> interrupts.  The timer clock frequency is fixed at 25MHZ.
>
> G3> Does QEMU behave differently after this patch is implemented?
>
> If the open-pic timers are programmed, then QEMU behaves
> differently, otherwise there should be no difference.

I guess I should have asked what differences did you see in QEMU's  
behavior?