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Re: [PATCH v2 3/3] hvf: handle writes of MDSCR_EL1 and DBG*_EL1
From: |
Mads Ynddal |
Subject: |
Re: [PATCH v2 3/3] hvf: handle writes of MDSCR_EL1 and DBG*_EL1 |
Date: |
Thu, 17 Nov 2022 15:01:25 +0100 |
> On 16 Nov 2022, at 18.47, francesco.cagnin@gmail.com wrote:
>
> From: Francesco Cagnin <fcagnin@quarkslab.com>
>
> This proved to be required when debugging the Linux kernel's initial
> code, as the Hypervisor framework was triggering 'EC_SYSTEMREGISTERTRAP'
> VM exits after enabling trap exceptions with
> 'hv_vcpu_set_trap_debug_exceptions()'.
>
> Signed-off-by: Francesco Cagnin <fcagnin@quarkslab.com>
> ---
> target/arm/hvf/hvf.c | 140 +++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 140 insertions(+)
Looks good to me.
Reviewed-by: Mads Ynddal <mads@ynddal.dk>