On Tue, 4 Feb 2020 14:51:39 +1100
Gavin Shan wrote:
[...]
> The mechanism I figured out is to inject SError to guest, as below snippet
> shows. It
> helps to get a panic and guest rebooting, which looks similar to what x86/p
> pc have.
I think being able to inject a SError is a reasonable thin
Peter Maydell 于2020年2月4日周二 下午9:22写道：
> On Tue, 4 Feb 2020 at 03:51, Gavin Shan wrote:
> > Note: I'm still investigating the code to see how SError can be injected
> when TCG
> > is used. I think we need same function when TCG is enabled, or it's
> something for
> > future.
>
> TCG doesn't curren
On Tue, 4 Feb 2020 at 03:51, Gavin Shan wrote:
> Note: I'm still investigating the code to see how SError can be injected when
> TCG
> is used. I think we need same function when TCG is enabled, or it's something
> for
> future.
TCG doesn't currently implement SError -- it could be added, but
t
On 1/31/20 8:39 PM, Marc Zyngier wrote:
On 2020-01-31 06:59, Gavin Shan wrote:
On 1/29/20 8:04 PM, Marc Zyngier wrote:
On 2020-01-29 02:44, Alexey Kardashevskiy wrote:
On 28/01/2020 17:48, Gavin Shan wrote:
but a NMI is injected
through LAPIC on x86. So I'm not sure what architect (system res
On 2020-01-31 06:59, Gavin Shan wrote:
On 1/29/20 8:04 PM, Marc Zyngier wrote:
On 2020-01-29 02:44, Alexey Kardashevskiy wrote:
On 28/01/2020 17:48, Gavin Shan wrote:
but a NMI is injected
through LAPIC on x86. So I'm not sure what architect (system reset
on
ppc or injecting NMI on x86) aarc
On 1/29/20 8:04 PM, Marc Zyngier wrote:
On 2020-01-29 02:44, Alexey Kardashevskiy wrote:
On 28/01/2020 17:48, Gavin Shan wrote:
but a NMI is injected
through LAPIC on x86. So I'm not sure what architect (system reset on
ppc or injecting NMI on x86) aarch64 should follow.
I'd say whatever trig
On 1/30/20 9:58 PM, Marc Zyngier wrote:
On 2020-01-29 21:54, Gavin Shan wrote:
On 1/29/20 6:57 PM, Julien Thierry wrote:
On 1/29/20 3:46 AM, Gavin Shan wrote:
On 1/28/20 7:29 PM, Julien Thierry wrote:
.../...
Julien, thanks for the explanation. The question we're not sure if NMI should
be
Gavin,
On 2020-01-29 21:54, Gavin Shan wrote:
On 1/29/20 6:57 PM, Julien Thierry wrote:
On 1/29/20 3:46 AM, Gavin Shan wrote:
On 1/28/20 7:29 PM, Julien Thierry wrote:
.../...
Julien, thanks for the explanation. The question we're not sure if
NMI should
be injected on receiving HMP/QMP "
On 1/29/20 6:57 PM, Julien Thierry wrote:
On 1/29/20 3:46 AM, Gavin Shan wrote:
On 1/28/20 7:29 PM, Julien Thierry wrote:
.../...
Julien, thanks for the explanation. The question we're not sure if NMI should
be injected on receiving HMP/QMP "nmi" command. It means it's not clear what
behavi
On 2020-01-29 02:44, Alexey Kardashevskiy wrote:
On 28/01/2020 17:48, Gavin Shan wrote:
but a NMI is injected
through LAPIC on x86. So I'm not sure what architect (system reset on
ppc or injecting NMI on x86) aarch64 should follow.
I'd say whatever triggers in-kernel debugger or kdump but I am
On 1/29/20 3:46 AM, Gavin Shan wrote:
On 1/28/20 7:29 PM, Julien Thierry wrote:
Hi Gavin,
On 1/28/20 6:48 AM, Gavin Shan wrote:
[including more folks into the discussion]
On Fri, 17 Jan 2020 at 14:00, Peter Maydell
wrote:
On Thu, 19 Dec 2019 at 04:06, Gavin Shan wrote:
This supports NM
On 1/28/20 7:29 PM, Julien Thierry wrote:
Hi Gavin,
On 1/28/20 6:48 AM, Gavin Shan wrote:
[including more folks into the discussion]
On Fri, 17 Jan 2020 at 14:00, Peter Maydell wrote:
On Thu, 19 Dec 2019 at 04:06, Gavin Shan wrote:
This supports NMI injection for virtual machine and curre
On 1/29/20 1:44 PM, Alexey Kardashevskiy wrote:
On 28/01/2020 17:48, Gavin Shan wrote:
[including more folks into the discussion]
On Fri, 17 Jan 2020 at 14:00, Peter Maydell
wrote:
On Thu, 19 Dec 2019 at 04:06, Gavin Shan wrote:
This supports NMI injection for virtual machine and current
On 1/28/20 9:56 PM, Auger Eric wrote:
Hi Marc,
On 1/28/20 10:25 AM, Marc Zyngier wrote:
Gavin, Eric,
On 2020-01-28 08:05, Auger Eric wrote:
Hi,
On 1/28/20 7:48 AM, Gavin Shan wrote:
[including more folks into the discussion]
On Fri, 17 Jan 2020 at 14:00, Peter Maydell
wrote:
On Thu, 19 D
On 28/01/2020 17:48, Gavin Shan wrote:
> [including more folks into the discussion]
>
>> On Fri, 17 Jan 2020 at 14:00, Peter Maydell
>> wrote:
>>> On Thu, 19 Dec 2019 at 04:06, Gavin Shan wrote:
This supports NMI injection for virtual machine and currently it's only
supported on GIC
Hi Gavin,
On 1/28/20 6:48 AM, Gavin Shan wrote:
[including more folks into the discussion]
On Fri, 17 Jan 2020 at 14:00, Peter Maydell
wrote:
On Thu, 19 Dec 2019 at 04:06, Gavin Shan wrote:
This supports NMI injection for virtual machine and currently it's only
supported on GICv3 controlle
On 2020-01-28 10:59, Peter Maydell wrote:
On Tue, 28 Jan 2020 at 10:56, Auger Eric wrote:
On 1/28/20 10:25 AM, Marc Zyngier wrote:
> You *could* try something like SDEI [1], but that's a pretty terrible
> interface too.
Thank you for the pointer.
There was a patchset recently that had an SDE
On Tue, 28 Jan 2020 at 10:56, Auger Eric wrote:
> On 1/28/20 10:25 AM, Marc Zyngier wrote:
> > You *could* try something like SDEI [1], but that's a pretty terrible
> > interface too.
>
> Thank you for the pointer.
There was a patchset recently that had an SDEI implementation,
but I would strongl
Hi Marc,
On 1/28/20 10:25 AM, Marc Zyngier wrote:
> Gavin, Eric,
>
> On 2020-01-28 08:05, Auger Eric wrote:
>> Hi,
>>
>> On 1/28/20 7:48 AM, Gavin Shan wrote:
>>> [including more folks into the discussion]
>>>
On Fri, 17 Jan 2020 at 14:00, Peter Maydell
wrote:
> On Thu, 19 Dec 2019
Gavin, Eric,
On 2020-01-28 08:05, Auger Eric wrote:
Hi,
On 1/28/20 7:48 AM, Gavin Shan wrote:
[including more folks into the discussion]
On Fri, 17 Jan 2020 at 14:00, Peter Maydell
wrote:
On Thu, 19 Dec 2019 at 04:06, Gavin Shan wrote:
This supports NMI injection for virtual machine and
Hi,
On 1/28/20 7:48 AM, Gavin Shan wrote:
> [including more folks into the discussion]
>
>> On Fri, 17 Jan 2020 at 14:00, Peter Maydell
>> wrote:
>>> On Thu, 19 Dec 2019 at 04:06, Gavin Shan wrote:
This supports NMI injection for virtual machine and currently it's only
supported on GI
[including more folks into the discussion]
On Fri, 17 Jan 2020 at 14:00, Peter Maydell wrote:
On Thu, 19 Dec 2019 at 04:06, Gavin Shan wrote:
This supports NMI injection for virtual machine and currently it's only
supported on GICv3 controller, which is emulated by qemu or host kernel.
The d
On Thu, 19 Dec 2019 at 04:06, Gavin Shan wrote:
> This supports NMI injection for virtual machine and currently it's only
> supported on GICv3 controller, which is emulated by qemu or host kernel.
> The design is highlighted as below:
>
>* The NMI is identified by its priority (0x20). In the g
On 12/19/19 3:06 PM, Gavin Shan wrote:
This supports NMI injection for virtual machine and currently it's only
supported on GICv3 controller, which is emulated by qemu or host kernel.
The design is highlighted as below:
* The NMI is identified by its priority (0x20). In the guest (linux)
This supports NMI injection for virtual machine and currently it's only
supported on GICv3 controller, which is emulated by qemu or host kernel.
The design is highlighted as below:
* The NMI is identified by its priority (0x20). In the guest (linux)
kernel, the GICC_PMR is set to 0x80, to
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