[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [PATCH v8 18/19] arm: Enable Windows 10 trusted SMCCC boot call
From: |
Sergio Lopez |
Subject: |
Re: [PATCH v8 18/19] arm: Enable Windows 10 trusted SMCCC boot call |
Date: |
Thu, 27 May 2021 13:21:35 +0200 |
On Wed, May 19, 2021 at 10:22:52PM +0200, Alexander Graf wrote:
> Windows 10 calls an SMCCC call via SMC unconditionally on boot. It lives
> in the trusted application call number space, but its purpose is unknown.
>
> In our current SMC implementation, we inject a UDEF for unknown SMC calls,
> including this one. However, Windows breaks on boot when we do this. Instead,
> let's return an error code.
>
> With this and -M virt,virtualization=on I can successfully boot the current
> Windows 10 Insider Preview in TCG.
>
> Signed-off-by: Alexander Graf <agraf@csgraf.de>
> ---
> target/arm/kvm-consts.h | 2 ++
> target/arm/psci.c | 2 ++
> 2 files changed, 4 insertions(+)
Reviewed-by: Sergio Lopez <slp@redhat.com>
signature.asc
Description: PGP signature
- Re: [PATCH v8 13/19] hvf: Add Apple Silicon support, (continued)
- [PATCH v8 15/19] hvf: arm: Implement -cpu host, Alexander Graf, 2021/05/19
- [PATCH v8 16/19] hvf: arm: Implement PSCI handling, Alexander Graf, 2021/05/19
- [PATCH v8 17/19] arm: Add Hypervisor.framework build target, Alexander Graf, 2021/05/19
- [PATCH v8 19/19] hvf: arm: Handle Windows 10 SMC call, Alexander Graf, 2021/05/19
- [PATCH v8 18/19] arm: Enable Windows 10 trusted SMCCC boot call, Alexander Graf, 2021/05/19
- Re: [PATCH v8 18/19] arm: Enable Windows 10 trusted SMCCC boot call,
Sergio Lopez <=
- Re: [PATCH v8 00/19] hvf: Implement Apple Silicon Support, no-reply, 2021/05/19