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Re: [Qemu-devel] [PATCH 3/5] target/arm: Honour HCR_EL2.TGE when raising
From: |
Richard Henderson |
Subject: |
Re: [Qemu-devel] [PATCH 3/5] target/arm: Honour HCR_EL2.TGE when raising synchronous exceptions |
Date: |
Tue, 24 Jul 2018 11:53:59 -0700 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 |
On 07/24/2018 04:59 AM, Peter Maydell wrote:
> Whene we raise a synchronous exception, if HCR_EL2.TGE is set then
> exceptions targeting NS EL1 must be redirected to EL2. Implement
> this in raise_exception() -- all synchronous exceptions go through
> this function.
>
> (Asynchronous exceptions go via arm_cpu_exec_interrupt(), which
> already honours HCR_EL2.TGE when it determines the target EL
> in arm_phys_excp_target_el().)
>
> Signed-off-by: Peter Maydell <address@hidden>
> ---
> target/arm/op_helper.c | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
Reviewed-by: Richard Henderson <address@hidden>
r~
- [Qemu-devel] [PATCH 0/5] target/arm: Implement HCR_EL2.TGE ("trap general exceptions"), Peter Maydell, 2018/07/24
- [Qemu-devel] [PATCH 3/5] target/arm: Honour HCR_EL2.TGE when raising synchronous exceptions, Peter Maydell, 2018/07/24
- Re: [Qemu-devel] [PATCH 3/5] target/arm: Honour HCR_EL2.TGE when raising synchronous exceptions,
Richard Henderson <=
- [Qemu-devel] [PATCH 2/5] target/arm: Honour HCR_EL2.TGE and MDCR_EL2.TDE in debug register access checks, Peter Maydell, 2018/07/24
- [Qemu-devel] [PATCH 5/5] target/arm: Treat SCTLR_EL1.M as if it were zero when HCR_EL2.TGE is set, Peter Maydell, 2018/07/24
- [Qemu-devel] [PATCH 1/5] target/arm: Mask virtual interrupts if HCR_EL2.TGE is set, Peter Maydell, 2018/07/24
- [Qemu-devel] [PATCH 4/5] target/arm: Provide accessor functions for HCR_EL2.{IMO, FMO, AMO}, Peter Maydell, 2018/07/24