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Re: [PATCH v2 5/6] arm: Use secure hypervisor timer in MPU system
- To: Harry Ramsey <harry.ramsey@xxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: "Orzel, Michal" <michal.orzel@xxxxxxx>
- Date: Tue, 13 Jan 2026 11:37:54 +0100
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- Cc: <Luca.Fancellu@xxxxxxx>, Penny Zheng <Penny.Zheng@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Bertrand Marquis <bertrand.marquis@xxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>, Wei Chen <wei.chen@xxxxxxx>
- Delivery-date: Tue, 13 Jan 2026 10:38:09 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 05/01/2026 12:35, Harry Ramsey wrote:
> From: Penny Zheng <Penny.Zheng@xxxxxxx>
>
> As MPU systems only have one secure state, we have to use secure EL2
> hypervisor timer for Xen in secure EL2.
>
> Signed-off-by: Penny Zheng <penny.zheng@xxxxxxx>
> Signed-off-by: Wei Chen <wei.chen@xxxxxxx>
> Signed-off-by: Luca Fancellu <luca.fancellu@xxxxxxx>
> Signed-off-by: Harry Ramsey <harry.ramsey@xxxxxxx>
Acked-by: Michal Orzel <michal.orzel@xxxxxxx>
~Michal
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