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Tsirkin" , Peter Maydell , Marcel Apfelbaum , Paolo Bonzini , Phil Dennis-Jordan , Alexander Graf , Igor Mammedov , Cameron Esfahani , Akihiko Odaki , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , qemu-arm@nongnu.org, Shannon Zhao , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Zhao Liu , Roman Bolshakov , Ani Sinha , Pedro Barbuda , Richard Henderson , Yanan Wang Subject: [PATCH v17 05/21] docs: arm: update virt machine model description Date: Wed, 21 Jan 2026 14:40:56 +0100 Message-ID: <20260121134114.9781-6-mohamed@unpredictable.fr> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20260121134114.9781-1-mohamed@unpredictable.fr> References: <20260121134114.9781-1-mohamed@unpredictable.fr> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-GUID: utxM6Mkb7SHzZpQh7XX2lf9AXJbdWDoO X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTIxMDExNSBTYWx0ZWRfXwI16/IoUaHTw XdYQaVeVok9U1t4i4I0c90jH3GWD68rWVMdvCiGycNI31QJN4Y0qwiHYn5wsc/oGKhRsOCO4YIj 1qKICjKkU8ZgOuFOT3WUpPbQhsbQKwKgnKA9hhAOfioKvMtQcMCvMs8I76D+w4jCBkCZiL1xsB6 MGEJSUTfVzLihRrpWswno4P0g37JzmmV/UajBaWkXhXu/8dOKkWG2PG8CVleJBPYZb55s2zmaS7 hvmaMKMCJs+7xG3a+9Cjr6C8v2euYIKLm2SMQ75BZs5S2Yj39+nm29lRDXermhbY7Bm5TdBx5Nt awRNU/DA29Sw2BaLTtJ X-Authority-Info-Out: v=2.4 cv=AojjHe9P c=1 sm=1 tr=0 ts=6970d78e cx=c_apl:c_apl_out:c_pps a=bsP7O+dXZ5uKcj+dsLqiMw==:117 a=bsP7O+dXZ5uKcj+dsLqiMw==:17 a=vUbySO9Y5rIA:10 a=VkNPw1HP01LnGYTKEx00:22 a=G9h577CSrmnrssGYHncA:9 X-Proofpoint-ORIG-GUID: utxM6Mkb7SHzZpQh7XX2lf9AXJbdWDoO X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.20,FMLib:17.12.100.49 definitions=2026-01-21_01,2026-01-20_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 clxscore=1030 malwarescore=0 mlxscore=0 spamscore=0 phishscore=0 bulkscore=0 mlxlogscore=999 adultscore=0 classifier=spam authscore=0 adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2601210115 X-JNJ: AAAAAAAB5BuVC4U2B9/VJa/y4ayQcvAVTEk+qqJt1TxSliaImorJv4TPZxeNKnrjZ/cq5r1Owl8PatU1Z3b+y2EyZyRO2NUvj/na7hV5wSNz+1Vxrl24+XqltR+DXx3FRdLOQmenCBF0wgyXPA5TOemwoPe9FeG7poKuc3BmeyAf8tjBVqIVIhkgNfL9bXzT+2JM0uDts3kbendveC4v09n/oBkW+2pGquWzi6Mu0y5o/dAKjPm4+td0GFTVNI/EqqIscCtcBacQScfJ2TKBDDyD1lgi1gM3yKkPAlSBcPtF4pYBEM0brmTYtCpGfwFEaiGM31f6Ith6+oW7wgeuyd4rDwoHnrMlmsA7M0fdvdyfQHxL2ak+7bXgJYCdcfc9CAbWcnUIQE7BySeZZKnpyFSkleMMBK3AR1tjimVwdGrx3qgoYf/3Bpg9N5eax0QqaM6H1h0sK2pODmA37NJFwvnjnN1+Pq5TYTGL/wg/TbNrBa3+RTBSMR9/+doVIhy4WgboiZH9URwX+oCyfYyk3VYFpmEuQz6iyjJVRXNQCA5eCXewtey2NjlUYawGwUmnXqZ6juUnWJ5Ej8WIFuW8UaKMtVIw/woPbJ+eIov9Fzo1efwFnuSSnIUS5LditHlGKWDy81Y+bUPPlhwyYp5j5g3ur5BbSdkGIEM5EAI2XkqpCxQvu8BCbJPhT3cJ0VvV8wcgfvoysuySvK9jy7mYTECodUHp1RBPfyykXGfKlOn9ypElccQIo4uTRn2uy6T7TxNw6YLHUCsS37ehZHo5b2+Mv9Dj1R0hxx8xpnk8xXzeL7E5WAjaPaTYfmoVWQ6eu9wDm4ljTJ5XqrIUqHut7V70J9vdjLfnK/TkIbcLCYToA+xo8FPkngWjn2yIYHCEYJA= 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=57.103.86.103; envelope-from=mohamed@unpredictable.fr; helo=outbound.qs.icloud.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 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_DNSWL_LOW=-0.7, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_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: 1769003051984154100 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 --- 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..3799d2237e 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 GICv3, ITS is selected by default when available on the pla= tform. + - If using GICv2, a GICv2m is provided by default instead. + - When ITS is not available on a GICv3 platform, a GICv2m is provided by= default. - 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`` to control ITS instantiation. This is a deprecated op= tion, use ``msi`` instead. =20 iommu Set the IOMMU type to create for the guest. Valid values are: --=20 2.50.1 (Apple Git-155)