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List:       qemu-arm
Subject:    Re: [PATCH 03/18] target/arm: use arm_is_el2_enabled() where applicable
From:       Richard Henderson <richard.henderson () linaro ! org>
Date:       2020-12-21 20:54:08
Message-ID: 6f114b65-e6e8-e9a2-41f0-c3fda14680d0 () linaro ! org
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On 12/18/20 2:37 AM, remi.denis.courmont@huawei.com wrote:
> From: Rémi Denis-Courmont <remi.denis.courmont@huawei.com>
> 
> Do not assume that EL2 is available in non-secure context.

Just noticed this wording is off.  Should be
"Do not assume that EL2 is unavailable in a secure context"


> That equivalence is broken by ARMv8.4-SEL2.
> 
> Signed-off-by: Rémi Denis-Courmont <remi.denis.courmont@huawei.com>
> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>  target/arm/cpu.h        |  4 ++--
>  target/arm/helper-a64.c |  8 +-------
>  target/arm/helper.c     | 33 +++++++++++++--------------------
>  3 files changed, 16 insertions(+), 29 deletions(-)


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