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[217.94.220.7]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-429952ca569sm26038747f8f.12.2025.10.29.07.23.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Oct 2025 07:23:27 -0700 (PDT) From: Bernhard Beschow To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, Paolo Bonzini , Peter Maydell , Bernhard Beschow Subject: [PATCH v2 0/2] KVM Support for imx8mp-evk Machine Date: Wed, 29 Oct 2025 15:23:09 +0100 Message-ID: <20251029142311.2986-1-shentey@gmail.com> X-Mailer: git-send-email 2.51.2 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass client-ip=2a00:1450:4864:20::42c; envelope-from=shentey@gmail.com; helo=mail-wr1-x42c.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org This series adds KVM support to the imx8mp-evk machine, allowing it to run= =0D guests with KVM acceleration. Inspiration was taken from the virt machine. = This=0D required a device tree quirk for the guest clock to be kept in sync with th= e=0D host. Without this quirk the guest's clock would advance with factor / 8Mhz.=0D =0D Testing done:=0D * Run `qemu-system-aarch64 -M imx8mp-evk -accel kvm -smp 4` under=0D `qemu-system-aarch64 -M virt,secure=3Don,virtualization=3Don,gic-version= =3D4 \=0D -cpu cortex-a72 -smp 4 -accel tcg` and `qemu-system-aarch64 -M imx8mp-evk= \=0D -accel tcg -smp 4". Observe that the `date` command reflects the host's d= ate.=0D =0D v2:=0D * Mention various tradeoffs in the board documentation (Peter)=0D * Accommodate for single-binary (Peter, Pierrick) by having CPU defaults=0D =0D Bernhard Beschow (2):=0D hw/arm/imx8mp-evk: Add KVM support=0D hw/arm/imx8mp-evk: Fix guest time in KVM mode=0D =0D docs/system/arm/imx8mp-evk.rst | 18 ++++++++++++++++++=0D hw/arm/fsl-imx8mp.c | 33 ++++++++++++++++++++++++++++-----=0D hw/arm/imx8mp-evk.c | 21 +++++++++++++++++++++=0D hw/arm/Kconfig | 3 ++-=0D 4 files changed, 69 insertions(+), 6 deletions(-)=0D =0D -- =0D 2.51.2=0D =0D