From: Richard Henderson <richard.henderson@linaro.org>
To: Peter Maydell <peter.maydell@linaro.org>,
qemu-arm@nongnu.org, qemu-devel@nongnu.org
Subject: Re: [PATCH 3/7] target/arm: Implement HCR_EL2.TTLBIS traps
Date: Sat, 29 Oct 2022 06:39:37 +1100 [thread overview]
Message-ID: <d813bda6-d84c-f97a-fb0c-753975e63a75@linaro.org> (raw)
In-Reply-To: <20221028134002.730598-4-peter.maydell@linaro.org>
On 10/29/22 00:39, Peter Maydell wrote:
> For FEAT_EVT, the HCR_EL2.TTLBIS bit allows trapping on EL1 use of
> TLB maintenance instructions that operate on the inner shareable
> domain:
>
> AArch64:
> TLBI VMALLE1IS, TLBI VAE1IS, TLBI ASIDE1IS, TLBI VAAE1IS,
> TLBI VALE1IS, TLBI VAALE1IS, TLBI RVAE1IS, TLBI RVAAE1IS,
> TLBI RVALE1IS, and TLBI RVAALE1IS.
>
> AArch32:
> TLBIALLIS, TLBIMVAIS, TLBIASIDIS, TLBIMVAAIS, TLBIMVALIS,
> and TLBIMVAALIS.
>
> Add the trapping support.
>
> Signed-off-by: Peter Maydell<peter.maydell@linaro.org>
> ---
> target/arm/helper.c | 43 +++++++++++++++++++++++++++----------------
> 1 file changed, 27 insertions(+), 16 deletions(-)
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
r~
next prev parent reply other threads:[~2022-10-28 19:40 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-28 13:39 [PATCH 0/7] target/arm: Implement FEAT_EVT Peter Maydell
2022-10-28 13:39 ` [PATCH 1/7] target/arm: Make TLBIOS and TLBIRANGE ops trap on HCR_EL2.TTLB Peter Maydell
2022-10-28 19:29 ` Richard Henderson
2022-10-28 13:39 ` [PATCH 2/7] target/arm: Allow relevant HCR bits to be written for FEAT_EVT Peter Maydell
2022-10-28 19:35 ` Richard Henderson
2022-10-28 13:39 ` [PATCH 3/7] target/arm: Implement HCR_EL2.TTLBIS traps Peter Maydell
2022-10-28 19:39 ` Richard Henderson [this message]
2022-10-28 13:39 ` [PATCH 4/7] target/arm: Implement HCR_EL2.TTLBOS traps Peter Maydell
2022-10-28 19:40 ` Richard Henderson
2022-10-28 13:40 ` [PATCH 5/7] target/arm: Implement HCR_EL2.TICAB,TOCU traps Peter Maydell
2022-10-28 19:43 ` Richard Henderson
2022-10-28 13:40 ` [PATCH 6/7] target/arm: Implement HCR_EL2.TID4 traps Peter Maydell
2022-10-28 19:46 ` Richard Henderson
2022-10-28 13:40 ` [PATCH 7/7] target/arm: Report FEAT_EVT for TCG '-cpu max' Peter Maydell
2022-10-28 19:47 ` Richard Henderson
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