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Tsirkin" , Zhao Liu , Yanan Wang , Pedro Barbuda , Marcel Apfelbaum , Phil Dennis-Jordan , Shannon Zhao , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Paolo Bonzini , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Akihiko Odaki , Ani Sinha , Richard Henderson , Peter Maydell , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Peter Xu , Mads Ynddal , Igor Mammedov , Alexander Graf , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Cameron Esfahani , Pierrick Bouvier Subject: [PATCH v14 08/26] docs: arm: update virt machine model description Date: Wed, 14 Jan 2026 14:41:25 +0100 Message-ID: <20260114134143.26198-9-mohamed@unpredictable.fr> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20260114134143.26198-1-mohamed@unpredictable.fr> References: <20260114134143.26198-1-mohamed@unpredictable.fr> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Authority-Info: v=2.4 cv=HdAZjyE8 c=1 sm=1 tr=0 ts=69679d3b cx=c_apl:c_apl_out:c_pps a=YrL12D//S6tul8v/L+6tKg==:117 a=YrL12D//S6tul8v/L+6tKg==:17 a=vUbySO9Y5rIA:10 a=VkNPw1HP01LnGYTKEx00:22 a=KKAkSRfTAAAA:8 a=UWX6RoDBcPCHCN3xbnsA:9 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-ORIG-GUID: wRI2fb7AVvun-G6ayGQWsTaOApP5Sd1Q X-Proofpoint-GUID: wRI2fb7AVvun-G6ayGQWsTaOApP5Sd1Q X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTE0MDExNCBTYWx0ZWRfX1EIp58u+zmPf Ct5dhJDegK0QieLq3pNoSOIVbgoDykROXUmFqfMsos1DcEuF9tPMaup4Ioe3bdq7maxDq9QkKeQ GF/Ys93DqKGdTR4thU1+Al4UikoW2WPtebRBD3lqxdbB9i/cgsZf5Gaf4ecF/m+Epx7YLoi2pdL w1ZBC9Fl1gveSqxFfbWsaj5PiYnEvaGVQ9tTu8YEOPcmC0HSi3cA61qJ7bB6cPS1+lxElIFrLMS iMH99ys2pf/HYkHFVhWsnCP4nZV/CjCNgd0dz70BsBQQo2BjtPV7vB84jlzheNun1Q1ggr60nuW uUWJxskr21G8ujn8khb X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2026-01-14_04,2026-01-14_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 spamscore=0 mlxlogscore=999 phishscore=0 bulkscore=0 adultscore=0 clxscore=1030 mlxscore=0 suspectscore=0 classifier=spam authscore=0 adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2601140114 X-JNJ: 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 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=57.103.77.175; envelope-from=mohamed@unpredictable.fr; helo=outbound.st.icloud.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, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_PASS=-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: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @unpredictable.fr) X-ZM-MESSAGEID: 1768398312406158500 Content-Type: text/plain; charset="utf-8" Update the documentation to match current QEMU. Remove the mention of pre-2.7 machine models as those aren't provided anymore. Signed-off-by: Mohamed Mediouni Reviewed-by: Pierrick Bouvier --- docs/system/arm/virt.rst | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/docs/system/arm/virt.rst b/docs/system/arm/virt.rst index e5570773ba..b6e88c4f13 100644 --- a/docs/system/arm/virt.rst +++ b/docs/system/arm/virt.rst @@ -41,9 +41,10 @@ The virt board supports: - User-creatable SMMUv3 devices (see below for example) - hotpluggable DIMMs - hotpluggable NVDIMMs -- An MSI controller (GICv2M or ITS). GICv2M is selected by default along - with GICv2. ITS is selected by default with GICv3 (>=3D virt-2.7). Note - that ITS is not modeled in TCG mode. +- An MSI controller (GICv2m or ITS). + - When using a GICv3, ITS is selected by default when available on the p= latform. + - If using a GICv2 or when ITS is not available or disabled, a GICv2m is= provided by default instead. + - Before virt-11.0, when using a GICv3 without the ITS, a GICv2m is not = provided. - 32 virtio-mmio transport devices - running guests using the KVM accelerator on aarch64 hardware - large amounts of RAM (at least 255GB, and more if using highmem) @@ -167,9 +168,11 @@ gic-version with TCG this is currently ``3`` if ``virtualization`` is ``off`` and ``4`` if ``virtualization`` is ``on``, but this may change in future) =20 +msi + Set ``auto``/``gicv2m``/``its``/``none`` to control MSI controller confi= guration. The default is ``auto``. + its - Set ``on``/``off`` to enable/disable ITS instantiation. The default is `= `on`` - for machine types later than ``virt-2.7``. + Set ``on``/``off``/``auto`` to control ITS instantiation. The default is= ``auto``. =20 iommu Set the IOMMU type to create for the guest. Valid values are: --=20 2.50.1 (Apple Git-155)