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bh=JuG/z6BjYQ5l9a9uP7lC2JZPoe8P4OOJmc/JyMXmHiY=; b=Zyz4jnULKM5NehdBTOhFoaHjOMLlI7biGSonN6l5qV1RKvcxuhhA89qMoQurbEwMJUMtYB 03GSumBqcv+5dh3TDEK/JoYQERCm0E/7/lE6kh6rTXkZ22qpdCcas39W2nW5+5rkRHZYTP gBiXqvZhFwMfiogEZuXr4tVHM28APnc= X-MC-Unique: L_k4octtMzefUOCwrN18kQ-1 From: Gerd Hoffmann To: qemu-devel@nongnu.org Subject: [PULL 10/21] microvm/acpi: use GSI 16-23 for virtio Date: Thu, 17 Sep 2020 15:53:12 +0200 Message-Id: <20200917135323.18022-11-kraxel@redhat.com> In-Reply-To: <20200917135323.18022-1-kraxel@redhat.com> References: <20200917135323.18022-1-kraxel@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=kraxel@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable 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=63.128.21.124; envelope-from=kraxel@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/16 20:51:18 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -50 X-Spam_score: -5.1 X-Spam_bar: ----- X-Spam_report: (-5.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-2.997, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, 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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Laurent Vivier , Peter Maydell , Thomas Huth , Eduardo Habkost , Sergio Lopez , "Michael S. Tsirkin" , Shannon Zhao , qemu-arm@nongnu.org, Gerd Hoffmann , Paolo Bonzini , Igor Mammedov , Richard Henderson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" With ACPI enabled and IO-APIC being properly declared in the ACPI tables we can use interrupt lines 16-23 for virtio and avoid shared interrupts. With acpi disabled we continue to use lines 5-12. Signed-off-by: Gerd Hoffmann Reviewed-by: Sergio Lopez Reviewed-by: Igor Mammedov Message-id: 20200915120909.20838-11-kraxel@redhat.com --- hw/i386/microvm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/i386/microvm.c b/hw/i386/microvm.c index e1b86da8a92e..ca0c9983f137 100644 --- a/hw/i386/microvm.c +++ b/hw/i386/microvm.c @@ -125,7 +125,7 @@ static void microvm_devices_init(MicrovmMachineState *m= ms) =20 kvmclock_create(); =20 - mms->virtio_irq_base =3D 5; + mms->virtio_irq_base =3D x86_machine_is_acpi_enabled(x86ms) ? 16 : 5; for (i =3D 0; i < VIRTIO_NUM_TRANSPORTS; i++) { sysbus_create_simple("virtio-mmio", VIRTIO_MMIO_BASE + i * 512, --=20 2.27.0