From patchwork Fri Oct 16 11:43:25 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gerd Hoffmann X-Patchwork-Id: 11841557 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1DDB416BC for ; Fri, 16 Oct 2020 11:48:23 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A9FD52084C for ; Fri, 16 Oct 2020 11:48:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="HfyR+Sqn" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A9FD52084C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:39050 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kTODd-0000HV-Hw for patchwork-qemu-devel@patchwork.kernel.org; Fri, 16 Oct 2020 07:48:21 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:33292) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kTO9A-0002Lw-3w for qemu-devel@nongnu.org; Fri, 16 Oct 2020 07:43:44 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:25245) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kTO98-0002Ez-9L for qemu-devel@nongnu.org; Fri, 16 Oct 2020 07:43:43 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1602848621; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=7n9AqGVaGzPTAWJH2VRtnK1oRJEqNaPfQpn1YdvIyTs=; b=HfyR+SqnRWZbaA0R3SVDDcz57mEnnkTmygjaVoJS3NWOpMvhbYkYeQiPL9deUSZo3Mjmm2 4r//e7Mis01oB1PUm1T5gsaYwFa5+ZtYcDX3AV1UQT1Ln0INrC3BsNh2uHjDE2tq+kAkpZ lG6JjSE87ougkbdah8gJvqTl+OK5ihA= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-96-hrRVvtaqP4ycfSJa6s9ZbQ-1; Fri, 16 Oct 2020 07:43:39 -0400 X-MC-Unique: hrRVvtaqP4ycfSJa6s9ZbQ-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 8A97C86ABD9; Fri, 16 Oct 2020 11:43:38 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-112-56.ams2.redhat.com [10.36.112.56]) by smtp.corp.redhat.com (Postfix) with ESMTP id 31D0010013DB; Fri, 16 Oct 2020 11:43:29 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 50A521750A; Fri, 16 Oct 2020 13:43:28 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Subject: [PATCH 1/4] microvm: make number of virtio transports runtime configurable Date: Fri, 16 Oct 2020 13:43:25 +0200 Message-Id: <20201016114328.18835-2-kraxel@redhat.com> In-Reply-To: <20201016114328.18835-1-kraxel@redhat.com> References: <20201016114328.18835-1-kraxel@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 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 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 = 2020/10/16 03:57:19 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] 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, DKIMWL_WL_HIGH=-0.001, 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: Eduardo Habkost , Sergio Lopez , "Michael S. Tsirkin" , Gerd Hoffmann , Paolo Bonzini , Richard Henderson Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Gerd Hoffmann --- include/hw/i386/microvm.h | 2 +- hw/i386/microvm.c | 9 +++++++-- 2 files changed, 8 insertions(+), 3 deletions(-) diff --git a/include/hw/i386/microvm.h b/include/hw/i386/microvm.h index 91b064575d55..0154ad5bd707 100644 --- a/include/hw/i386/microvm.h +++ b/include/hw/i386/microvm.h @@ -52,7 +52,6 @@ /* Platform virtio definitions */ #define VIRTIO_MMIO_BASE 0xfeb00000 -#define VIRTIO_NUM_TRANSPORTS 8 #define VIRTIO_CMDLINE_MAXLEN 64 #define GED_MMIO_BASE 0xfea00000 @@ -95,6 +94,7 @@ struct MicrovmMachineState { /* Machine state */ uint32_t virtio_irq_base; + uint32_t virtio_num_transports; bool kernel_cmdline_fixed; Notifier machine_done; Notifier powerdown_req; diff --git a/hw/i386/microvm.c b/hw/i386/microvm.c index 9dd74458aca4..eaf5da31f7e1 100644 --- a/hw/i386/microvm.c +++ b/hw/i386/microvm.c @@ -177,8 +177,13 @@ static void microvm_devices_init(MicrovmMachineState *mms) kvmclock_create(true); - mms->virtio_irq_base = x86_machine_is_acpi_enabled(x86ms) ? 16 : 5; - for (i = 0; i < VIRTIO_NUM_TRANSPORTS; i++) { + mms->virtio_irq_base = 5; + mms->virtio_num_transports = 8; + if (x86_machine_is_acpi_enabled(x86ms)) { + mms->virtio_irq_base = 16; + } + + for (i = 0; i < mms->virtio_num_transports; i++) { sysbus_create_simple("virtio-mmio", VIRTIO_MMIO_BASE + i * 512, x86ms->gsi[mms->virtio_irq_base + i]); From patchwork Fri Oct 16 11:43:26 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gerd Hoffmann X-Patchwork-Id: 11841559 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 58A9314B5 for ; Fri, 16 Oct 2020 11:48:25 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D1E1520866 for ; Fri, 16 Oct 2020 11:48:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="LbCOZO8F" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D1E1520866 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:39068 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kTODd-0000I6-Q0 for patchwork-qemu-devel@patchwork.kernel.org; Fri, 16 Oct 2020 07:48:21 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:33308) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kTO9B-0002P2-52 for qemu-devel@nongnu.org; Fri, 16 Oct 2020 07:43:45 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:36224) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kTO99-0002F8-5B for qemu-devel@nongnu.org; Fri, 16 Oct 2020 07:43:44 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1602848622; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=GemyLmzmoFkT3TaMBVYELboTpf28GueT5eyUcjiUWvU=; b=LbCOZO8FsAGmHvsoGWpS6xgFxY4tzDnmqKTKVWdGMylb86dSDDUWDN7QdHFwDUMYs1qH46 YZm4YdqgHeIcXJTTIdWyoaaFXvRIRchoP/O1uTe3Mr5wBpxHLsWOkXWnpaPRWTceWGODSu Kv2n3rtUHiFDXzQpneaLZf2l4WGyWaE= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-232-5eLp4XmTNQqSTkqP2g4JqA-1; Fri, 16 Oct 2020 07:43:40 -0400 X-MC-Unique: 5eLp4XmTNQqSTkqP2g4JqA-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 862E1186DD39; Fri, 16 Oct 2020 11:43:39 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-112-56.ams2.redhat.com [10.36.112.56]) by smtp.corp.redhat.com (Postfix) with ESMTP id 2D67A5D9D5; Fri, 16 Oct 2020 11:43:29 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 5B4911753B; Fri, 16 Oct 2020 13:43:28 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Subject: [PATCH 2/4] microvm: make pcie irq base runtime configurable Date: Fri, 16 Oct 2020 13:43:26 +0200 Message-Id: <20201016114328.18835-3-kraxel@redhat.com> In-Reply-To: <20201016114328.18835-1-kraxel@redhat.com> References: <20201016114328.18835-1-kraxel@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 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 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 = 2020/10/16 03:57:19 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] 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, DKIMWL_WL_HIGH=-0.001, 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: Eduardo Habkost , Sergio Lopez , "Michael S. Tsirkin" , Gerd Hoffmann , Paolo Bonzini , Richard Henderson Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Gerd Hoffmann Reviewed-by: Igor Mammedov --- include/hw/i386/microvm.h | 2 +- hw/i386/microvm.c | 11 ++++++----- 2 files changed, 7 insertions(+), 6 deletions(-) diff --git a/include/hw/i386/microvm.h b/include/hw/i386/microvm.h index 0154ad5bd707..ede9625756b8 100644 --- a/include/hw/i386/microvm.h +++ b/include/hw/i386/microvm.h @@ -63,7 +63,6 @@ #define PCIE_MMIO_SIZE 0x20000000 #define PCIE_ECAM_BASE 0xe0000000 #define PCIE_ECAM_SIZE 0x10000000 -#define PCIE_IRQ_BASE 12 /* Machine type options */ #define MICROVM_MACHINE_PIT "pit" @@ -93,6 +92,7 @@ struct MicrovmMachineState { bool auto_kernel_cmdline; /* Machine state */ + uint32_t pcie_irq_base; uint32_t virtio_irq_base; uint32_t virtio_num_transports; bool kernel_cmdline_fixed; diff --git a/hw/i386/microvm.c b/hw/i386/microvm.c index eaf5da31f7e1..638e95c39e8c 100644 --- a/hw/i386/microvm.c +++ b/hw/i386/microvm.c @@ -180,6 +180,7 @@ static void microvm_devices_init(MicrovmMachineState *mms) mms->virtio_irq_base = 5; mms->virtio_num_transports = 8; if (x86_machine_is_acpi_enabled(x86ms)) { + mms->pcie_irq_base = 12; mms->virtio_irq_base = 16; } @@ -213,12 +214,12 @@ static void microvm_devices_init(MicrovmMachineState *mms) mms->gpex.mmio32.size = PCIE_MMIO_SIZE; mms->gpex.ecam.base = PCIE_ECAM_BASE; mms->gpex.ecam.size = PCIE_ECAM_SIZE; - mms->gpex.irq = PCIE_IRQ_BASE; + mms->gpex.irq = mms->pcie_irq_base; create_gpex(mms); - x86ms->pci_irq_mask = ((1 << (PCIE_IRQ_BASE + 0)) | - (1 << (PCIE_IRQ_BASE + 1)) | - (1 << (PCIE_IRQ_BASE + 2)) | - (1 << (PCIE_IRQ_BASE + 3))); + x86ms->pci_irq_mask = ((1 << (mms->pcie_irq_base + 0)) | + (1 << (mms->pcie_irq_base + 1)) | + (1 << (mms->pcie_irq_base + 2)) | + (1 << (mms->pcie_irq_base + 3))); } else { x86ms->pci_irq_mask = 0; } From patchwork Fri Oct 16 11:43:27 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gerd Hoffmann X-Patchwork-Id: 11841565 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2172816BC for ; 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Fri, 16 Oct 2020 07:43:40 -0400 X-MC-Unique: wMFSjTKJPqCsz0wnbXfkqA-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id B7F241009637; Fri, 16 Oct 2020 11:43:39 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-112-56.ams2.redhat.com [10.36.112.56]) by smtp.corp.redhat.com (Postfix) with ESMTP id 2DD0D5D9DD; Fri, 16 Oct 2020 11:43:29 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 698EE9D8F; Fri, 16 Oct 2020 13:43:28 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Subject: [PATCH 3/4] microvm: add second ioapic Date: Fri, 16 Oct 2020 13:43:27 +0200 Message-Id: <20201016114328.18835-4-kraxel@redhat.com> In-Reply-To: <20201016114328.18835-1-kraxel@redhat.com> References: <20201016114328.18835-1-kraxel@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; 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Tsirkin" , Gerd Hoffmann , Paolo Bonzini , Richard Henderson Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" Add more IRQ lines. Depends on ACPI. Also enable this only with userspace ioapic, not sure whenever the kernel can handle two ioapics. Signed-off-by: Gerd Hoffmann Reviewed-by: Igor Mammedov --- include/hw/i386/ioapic_internal.h | 2 +- include/hw/i386/x86.h | 1 + hw/i386/acpi-common.c | 10 ++++++++++ hw/i386/microvm.c | 30 ++++++++++++++++++++++++++++-- 4 files changed, 40 insertions(+), 3 deletions(-) diff --git a/include/hw/i386/ioapic_internal.h b/include/hw/i386/ioapic_internal.h index 0ac9e2400d6b..4cebd2e32c9f 100644 --- a/include/hw/i386/ioapic_internal.h +++ b/include/hw/i386/ioapic_internal.h @@ -27,7 +27,7 @@ #include "qemu/notify.h" #include "qom/object.h" -#define MAX_IOAPICS 1 +#define MAX_IOAPICS 2 #define IOAPIC_LVT_DEST_SHIFT 56 #define IOAPIC_LVT_DEST_IDX_SHIFT 48 diff --git a/include/hw/i386/x86.h b/include/hw/i386/x86.h index bfa9cb2a258b..6da57033a875 100644 --- a/include/hw/i386/x86.h +++ b/include/hw/i386/x86.h @@ -120,6 +120,7 @@ bool x86_machine_is_acpi_enabled(const X86MachineState *x86ms); typedef struct GSIState { qemu_irq i8259_irq[ISA_NUM_IRQS]; qemu_irq ioapic_irq[IOAPIC_NUM_PINS]; + qemu_irq ioapic2_irq[IOAPIC_NUM_PINS]; } GSIState; qemu_irq x86_allocate_cpu_irq(void); diff --git a/hw/i386/acpi-common.c b/hw/i386/acpi-common.c index 8a769654060e..f0689392a39f 100644 --- a/hw/i386/acpi-common.c +++ b/hw/i386/acpi-common.c @@ -103,6 +103,16 @@ void acpi_build_madt(GArray *table_data, BIOSLinker *linker, io_apic->address = cpu_to_le32(IO_APIC_DEFAULT_ADDRESS); io_apic->interrupt = cpu_to_le32(0); + if (object_property_find(OBJECT(x86ms), "ioapic2")) { + AcpiMadtIoApic *io_apic2; + io_apic2 = acpi_data_push(table_data, sizeof *io_apic); + io_apic2->type = ACPI_APIC_IO; + io_apic2->length = sizeof(*io_apic); + io_apic2->io_apic_id = ACPI_BUILD_IOAPIC_ID + 1; + io_apic2->address = cpu_to_le32(IO_APIC_DEFAULT_ADDRESS + 0x10000); + io_apic2->interrupt = cpu_to_le32(24); + } + if (x86ms->apic_xrupt_override) { intsrcovr = acpi_data_push(table_data, sizeof *intsrcovr); intsrcovr->type = ACPI_APIC_XRUPT_OVERRIDE; diff --git a/hw/i386/microvm.c b/hw/i386/microvm.c index 638e95c39e8c..15c3e078a4aa 100644 --- a/hw/i386/microvm.c +++ b/hw/i386/microvm.c @@ -99,7 +99,11 @@ static void microvm_gsi_handler(void *opaque, int n, int level) { GSIState *s = opaque; - qemu_set_irq(s->ioapic_irq[n], level); + if (n >= 24) { + qemu_set_irq(s->ioapic2_irq[n - 24], level); + } else { + qemu_set_irq(s->ioapic_irq[n], level); + } } static void create_gpex(MicrovmMachineState *mms) @@ -157,6 +161,7 @@ static void microvm_devices_init(MicrovmMachineState *mms) ISABus *isa_bus; ISADevice *rtc_state; GSIState *gsi_state; + bool ioapic2 = false; int i; /* Core components */ @@ -165,8 +170,13 @@ static void microvm_devices_init(MicrovmMachineState *mms) if (mms->pic == ON_OFF_AUTO_ON || mms->pic == ON_OFF_AUTO_AUTO) { x86ms->gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS); } else { + int pins = GSI_NUM_PINS; + if (!kvm_ioapic_in_kernel() && x86_machine_is_acpi_enabled(x86ms)) { + ioapic2 = true; + pins += 24; + } x86ms->gsi = qemu_allocate_irqs(microvm_gsi_handler, - gsi_state, GSI_NUM_PINS); + gsi_state, pins); } isa_bus = isa_bus_new(NULL, get_system_memory(), get_system_io(), @@ -175,6 +185,22 @@ static void microvm_devices_init(MicrovmMachineState *mms) ioapic_init_gsi(gsi_state, "machine"); + if (ioapic2) { + DeviceState *dev; + SysBusDevice *d; + unsigned int i; + + dev = qdev_new(TYPE_IOAPIC); + object_property_add_child(OBJECT(mms), "ioapic2", OBJECT(dev)); + d = SYS_BUS_DEVICE(dev); + sysbus_realize_and_unref(d, &error_fatal); + sysbus_mmio_map(d, 0, IO_APIC_DEFAULT_ADDRESS + 0x10000); + + for (i = 0; i < IOAPIC_NUM_PINS; i++) { + gsi_state->ioapic2_irq[i] = qdev_get_gpio_in(dev, i); + } + } + kvmclock_create(true); mms->virtio_irq_base = 5; From patchwork Fri Oct 16 11:43:28 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gerd Hoffmann X-Patchwork-Id: 11841573 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 0D2B916BC for ; Fri, 16 Oct 2020 11:53:23 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B3FC32084C for ; 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Tsirkin" , Gerd Hoffmann , Paolo Bonzini , Richard Henderson Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" Use GSI 16+ for PCIe (needs acpi_build_madt() tweak). Use GSI 24+ (second ioapic) for virtio-mmio. Use all irq lines of the second ioapic and allow up to 24 virtio-mmio devices. Signed-off-by: Gerd Hoffmann --- hw/i386/acpi-common.c | 2 +- hw/i386/microvm.c | 6 +++++- 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/hw/i386/acpi-common.c b/hw/i386/acpi-common.c index f0689392a39f..1653a8315248 100644 --- a/hw/i386/acpi-common.c +++ b/hw/i386/acpi-common.c @@ -122,7 +122,7 @@ void acpi_build_madt(GArray *table_data, BIOSLinker *linker, intsrcovr->flags = cpu_to_le16(0); /* conforms to bus specifications */ } - for (i = 1; i < 16; i++) { + for (i = 1; i < 24; i++) { if (!(x86ms->pci_irq_mask & (1 << i))) { /* No need for a INT source override structure. */ continue; diff --git a/hw/i386/microvm.c b/hw/i386/microvm.c index 15c3e078a4aa..70bb8a4e3954 100644 --- a/hw/i386/microvm.c +++ b/hw/i386/microvm.c @@ -205,7 +205,11 @@ static void microvm_devices_init(MicrovmMachineState *mms) mms->virtio_irq_base = 5; mms->virtio_num_transports = 8; - if (x86_machine_is_acpi_enabled(x86ms)) { + if (ioapic2) { + mms->pcie_irq_base = 16; + mms->virtio_irq_base = 24; + mms->virtio_num_transports = 24; + } else if (x86_machine_is_acpi_enabled(x86ms)) { mms->pcie_irq_base = 12; mms->virtio_irq_base = 16; }