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bh=jEDeQL+0eY+fxl25+8ob2qVPKP/uEkYpHD39mrbj0FQ=; b=JQMjLbDudi4su5yBJ1uo9VzMC1CcSaMz2TkO1LD09VaQ2JjB9LGb4WJ8E5gEaltg0tgKi4 VG+Xin9Rr5l4WUkkXz1MU01HCMMCTDIVUmQ26XIIcJtF3uFMD7IAZl/Q0sXwG2JPFVZ69a agVS3ZJIMul07jdJAkl53wKsSPeZkUI= X-MC-Unique: cfGlCA8-M02isXM8poGT0A-1 From: Gerd Hoffmann To: qemu-devel@nongnu.org Subject: [PATCH v5 10/20] microvm/acpi: use GSI 16-23 for virtio Date: Tue, 7 Jul 2020 14:53:46 +0200 Message-Id: <20200707125356.32450-11-kraxel@redhat.com> In-Reply-To: <20200707125356.32450-1-kraxel@redhat.com> References: <20200707125356.32450-1-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 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 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=207.211.31.81; envelope-from=kraxel@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/07 00:20:54 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, 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_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN 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 , Igor Mammedov , Paolo Bonzini , 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-Transfer-Encoding: quoted-printable MIME-Version: 1.0 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 --- 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 75eca7306b11..1bcd57a6fd80 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 2.18.4