From nobody Mon Nov 25 03:30:26 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1718322126; cv=none; d=zohomail.com; s=zohoarc; b=d0FW+Cup4cJ/KQh5OAqRtNoSItTFKWjC+FCDxNpvbMbLA5PxTk+rfZmTfIS7LBQhWZHn1LxyMj+cReG7pEViPAsvLulLkKCpxuZHFo86pZ5bC7kyBB+f/Uxy2xxIPGDrB3nhrAErEjjiCBwBpAgxQQ+JNbtmOdqWs1WBYEGZTO8= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1718322126; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:Reply-To:References:Sender:Subject:Subject:To:To:Message-Id; bh=V+jaRrAsmC2yr307TIPX3BZaQX6+UTukdCnI+aHK5kE=; b=O0Bq6i9+ARyvGfL6QKXQIcgZlFc9IshQ/inTl3reHGAAABk3ZhSx0FF219J73noBfLS+n0ffOL9yYXX51xUXH50eROJROUdn6H2Tzs0u9o0KEn9QnUe7BYJ5pnYk4w76saocmbmAwI/JsmsHtVpJXss/0AemxuCb607u+GawqpQ= ARC-Authentication-Results: i=1; mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1718322126524527.1638937558229; Thu, 13 Jun 2024 16:42:06 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sHu4j-00044x-6Y; Thu, 13 Jun 2024 19:41:49 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sHu4g-00044M-Sw; Thu, 13 Jun 2024 19:41:46 -0400 Received: from frasgout.his.huawei.com ([185.176.79.56]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sHu4e-0003mA-6O; Thu, 13 Jun 2024 19:41:46 -0400 Received: from mail.maildlp.com (unknown [172.18.186.231]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4W0f7k2xc6z6K69v; Fri, 14 Jun 2024 07:41:38 +0800 (CST) Received: from lhrpeml500001.china.huawei.com (unknown [7.191.163.213]) by mail.maildlp.com (Postfix) with ESMTPS id 44AD114065C; Fri, 14 Jun 2024 07:41:41 +0800 (CST) Received: from 00293818-MRGF.china.huawei.com (10.195.245.24) by lhrpeml500001.china.huawei.com (7.191.163.213) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Fri, 14 Jun 2024 00:41:18 +0100 To: , , CC: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: [PATCH RFC V3 10/29] arm/virt: Add cpu hotplug events to GED during creation Date: Fri, 14 Jun 2024 00:36:20 +0100 Message-ID: <20240613233639.202896-11-salil.mehta@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240613233639.202896-1-salil.mehta@huawei.com> References: <20240613233639.202896-1-salil.mehta@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.195.245.24] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To lhrpeml500001.china.huawei.com (7.191.163.213) 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=185.176.79.56; envelope-from=salil.mehta@huawei.com; helo=frasgout.his.huawei.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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: , Reply-to: Salil Mehta From: Salil Mehta via Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1718322127420100003 Content-Type: text/plain; charset="utf-8" Add the CPU Hotplug event to the set of supported GED events during the cre= ation of the GED device at VM initialization. Additionally, initialize the memory map for the CPU Hotplug control device, which is used for event exchanges between QEMU/VMM and the guest. Signed-off-by: Salil Mehta Reviewed-by: Gavin Shan --- hw/arm/virt.c | 5 ++++- include/hw/arm/virt.h | 1 + 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/hw/arm/virt.c b/hw/arm/virt.c index 57ec429022..918bcb9a1b 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -80,6 +80,7 @@ #include "hw/mem/pc-dimm.h" #include "hw/mem/nvdimm.h" #include "hw/acpi/generic_event_device.h" +#include "hw/acpi/cpu_hotplug.h" #include "hw/virtio/virtio-md-pci.h" #include "hw/virtio/virtio-iommu.h" #include "hw/char/pl011.h" @@ -176,6 +177,7 @@ static const MemMapEntry base_memmap[] =3D { [VIRT_NVDIMM_ACPI] =3D { 0x09090000, NVDIMM_ACPI_IO_LEN}, [VIRT_PVTIME] =3D { 0x090a0000, 0x00010000 }, [VIRT_SECURE_GPIO] =3D { 0x090b0000, 0x00001000 }, + [VIRT_CPUHP_ACPI] =3D { 0x090c0000, ACPI_CPU_HOTPLUG_REG_LEN}, [VIRT_MMIO] =3D { 0x0a000000, 0x00000200 }, /* ...repeating for a total of NUM_VIRTIO_TRANSPORTS, each of that siz= e */ [VIRT_PLATFORM_BUS] =3D { 0x0c000000, 0x02000000 }, @@ -660,7 +662,7 @@ static inline DeviceState *create_acpi_ged(VirtMachineS= tate *vms) DeviceState *dev; MachineState *ms =3D MACHINE(vms); int irq =3D vms->irqmap[VIRT_ACPI_GED]; - uint32_t event =3D ACPI_GED_PWR_DOWN_EVT; + uint32_t event =3D ACPI_GED_PWR_DOWN_EVT | ACPI_GED_CPU_HOTPLUG_EVT; =20 if (ms->ram_slots) { event |=3D ACPI_GED_MEM_HOTPLUG_EVT; @@ -676,6 +678,7 @@ static inline DeviceState *create_acpi_ged(VirtMachineS= tate *vms) =20 sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, vms->memmap[VIRT_ACPI_GED].bas= e); sysbus_mmio_map(SYS_BUS_DEVICE(dev), 1, vms->memmap[VIRT_PCDIMM_ACPI].= base); + sysbus_mmio_map(SYS_BUS_DEVICE(dev), 3, vms->memmap[VIRT_CPUHP_ACPI].b= ase); sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, qdev_get_gpio_in(vms->gic, = irq)); =20 return dev; diff --git a/include/hw/arm/virt.h b/include/hw/arm/virt.h index d8dcc89a0d..d711cab46d 100644 --- a/include/hw/arm/virt.h +++ b/include/hw/arm/virt.h @@ -75,6 +75,7 @@ enum { VIRT_PCDIMM_ACPI, VIRT_ACPI_GED, VIRT_NVDIMM_ACPI, + VIRT_CPUHP_ACPI, VIRT_PVTIME, VIRT_LOWMEMMAP_LAST, }; --=20 2.34.1