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Tsirkin" , Akihiko Odaki , Eduardo Habkost , Mads Ynddal , Roman Bolshakov , Peter Xu , Shannon Zhao , Pedro Barbuda , Peter Maydell , Cameron Esfahani , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Igor Mammedov , Zhao Liu , Phil Dennis-Jordan , qemu-arm@nongnu.org, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Ani Sinha , Paolo Bonzini , Alexander Graf , Marcel Apfelbaum , Richard Henderson , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Pierrick Bouvier Subject: [PATCH v13 09/28] docs: arm: update virt machine model description Date: Tue, 30 Dec 2025 01:03:41 +0100 Message-ID: <20251230000401.72124-10-mohamed@unpredictable.fr> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20251230000401.72124-1-mohamed@unpredictable.fr> References: <20251230000401.72124-1-mohamed@unpredictable.fr> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjI5MDIyMiBTYWx0ZWRfXwm7WRUxXjWCq QJqOn9olXPpKs0VTs8idWkBl6C6wKisLcnd5xMLDb3PhUQnrC2WT4KMZeHMAfVqoOuEj9lhjO+2 H93XPeTVt5FXgGgJsSctNrP1O03XctlfYiMYn7i97/iMbczMt5mr4LGn1S18RGz/yFtQXoinKfs e++tIUwfzejLIJOxJtn7uvd1EgcHFPSVPK1fIqb1ls94vjCXEi9Yb3VquWxrpXikpHaPTjaD6SW FHp4kLvkRNYjw6cVm0Y5LR5HRppDySK+hkkhHhOZx/VkBzQkjdLQRLMgtLOSOqnAjKpNnMZUWEY w3IhBoft2aTKR6DviKi X-Proofpoint-ORIG-GUID: 5-XdhjX4JAVUB39Av82NK9ccJ8-teQSs X-Proofpoint-GUID: 5-XdhjX4JAVUB39Av82NK9ccJ8-teQSs X-Authority-Info: v=2.4 cv=YI2SCBGx c=1 sm=1 tr=0 ts=6953172e cx=c_apl:c_pps a=YrL12D//S6tul8v/L+6tKg==:117 a=YrL12D//S6tul8v/L+6tKg==:17 a=wP3pNCr1ah4A:10 a=VkNPw1HP01LnGYTKEx00:22 a=KKAkSRfTAAAA:8 a=UWX6RoDBcPCHCN3xbnsA:9 a=cvBusfyB2V15izCimMoJ:22 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=2025-12-29_07,2025-12-29_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 suspectscore=0 bulkscore=0 malwarescore=0 mlxscore=0 mlxlogscore=999 adultscore=0 spamscore=0 clxscore=1030 classifier=spam authscore=0 adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2512290222 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=57.103.78.63; 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_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, 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: 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: 1767053160778158500 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)