From: "Alex Bennée" <alex.bennee@linaro.org>
To: qemu-devel@nongnu.org
Cc: Alexander Graf <agraf@csgraf.de>,
qemu-arm@nongnu.org, Peter Maydell <peter.maydell@linaro.org>,
Paolo Bonzini <pbonzini@redhat.com>,
Mohamed Mediouni <mohamed@unpredictable.fr>,
kvm@vger.kernel.org, Pedro Barbuda <pbarbuda@microsoft.com>
Subject: Re: [PATCH v2 00/31] target/arm: fully model WFxT instructions for A-profile
Date: Wed, 22 Apr 2026 13:54:01 +0100 [thread overview]
Message-ID: <877bpzxija.fsf@draig.linaro.org> (raw)
In-Reply-To: <20260422101043.1234229-1-alex.bennee@linaro.org> ("Alex Bennée"'s message of "Wed, 22 Apr 2026 11:10:11 +0100")
Alex Bennée <alex.bennee@linaro.org> writes:
> This series fully models the behaviour of WFxT instructions. We
> already had support for WFE for M-profile but we left off A-profile as
> it has more potential sources of wake-ups. The main one is the event
> stream which includes events from significant bits of the timer
> ticking over.
>
<snip>
> target/arm: enable event stream on WFE instructions
> target/arm: implement WFET
<snip>
I've posted v3 to handle the missing WFE exception and fix a minor
syndrome bug on the WFET exception.
--
Alex Bennée
Virtualisation Tech Lead @ Linaro
prev parent reply other threads:[~2026-04-22 12:54 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-22 10:10 [PATCH v2 00/31] target/arm: fully model WFxT instructions for A-profile Alex Bennée
2026-04-22 10:10 ` [PATCH v2 01/31] target/arm: migrate basic syndrome helpers to registerfields Alex Bennée
2026-04-22 10:10 ` [PATCH v2 02/31] target/arm: migrate system/cp trap syndromes " Alex Bennée
2026-04-22 10:10 ` [PATCH v2 03/31] target/arm: migrate FP/SIMD " Alex Bennée
2026-04-22 10:10 ` [PATCH v2 04/31] target/arm: migrate eret " Alex Bennée
2026-04-22 10:10 ` [PATCH v2 05/31] target/arm: migrate SME " Alex Bennée
2026-04-22 10:10 ` [PATCH v2 06/31] target/arm: migrate PAC " Alex Bennée
2026-04-22 10:10 ` [PATCH v2 07/31] target/arm: migrate BTI " Alex Bennée
2026-04-22 10:10 ` [PATCH v2 08/31] target/arm: migrate BXJ " Alex Bennée
2026-04-22 10:10 ` [PATCH v2 09/31] target/arm: migrate Granule Protection traps " Alex Bennée
2026-04-22 10:10 ` [PATCH v2 10/31] target/arm: migrate fault syndromes " Alex Bennée
2026-04-22 10:10 ` [PATCH v2 11/31] target/arm: migrate debug " Alex Bennée
2026-04-22 10:10 ` [PATCH v2 12/31] target/arm: migrate wfx " Alex Bennée
2026-04-22 10:10 ` [PATCH v2 13/31] target/arm: migrate gcs " Alex Bennée
2026-04-22 10:10 ` [PATCH v2 14/31] target/arm: migrate memory op " Alex Bennée
2026-04-22 10:10 ` [PATCH v2 15/31] target/arm: migrate check_hcr_el2_trap to use syndrome helper Alex Bennée
2026-04-22 10:10 ` [PATCH v2 16/31] target/arm: use syndrome helpers in arm_cpu_do_interrupt_aarch32_hyp Alex Bennée
2026-04-22 10:10 ` [PATCH v2 17/31] target/arm: use syndrome helpers to set SAME_EL EC bit Alex Bennée
2026-04-22 10:10 ` [PATCH v2 18/31] target/arm: make whpx use syndrome helpers for decode Alex Bennée
2026-04-22 10:10 ` [PATCH v2 19/31] target/arm: make hvf " Alex Bennée
2026-04-22 10:10 ` [PATCH v2 20/31] target/arm: use syndrome helpers in merge_syn_data_abort Alex Bennée
2026-04-22 10:10 ` [PATCH v2 21/31] target/arm: use syndrome helpers to query VNCR bit Alex Bennée
2026-04-22 10:10 ` [PATCH v2 22/31] target/arm: remove old syndrome defines Alex Bennée
2026-04-22 10:10 ` [PATCH v2 23/31] target/arm: report register in WFIT syndromes Alex Bennée
2026-04-22 10:10 ` [PATCH v2 24/31] target/arm: teach arm_cpu_has_work about halting reasons Alex Bennée
2026-04-22 10:10 ` [PATCH v2 25/31] target/arm: redefine event stream fields Alex Bennée
2026-04-22 10:10 ` [PATCH v2 26/31] target/arm: ensure aarch64 DISAS_WFE will exit Alex Bennée
2026-04-22 10:10 ` [PATCH v2 27/31] target/arm: implements SEV/SEVL for all modes Alex Bennée
2026-04-22 10:10 ` [PATCH v2 28/31] target/arm: hoist event broadcast code into a helper Alex Bennée
2026-04-22 10:10 ` [PATCH v2 29/31] target/arm: implement global monitor events Alex Bennée
2026-04-22 10:10 ` [PATCH v2 30/31] target/arm: enable event stream on WFE instructions Alex Bennée
2026-04-22 10:10 ` [PATCH v2 31/31] target/arm: implement WFET Alex Bennée
2026-04-22 12:54 ` Alex Bennée [this message]
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