From nobody Tue Nov 4 18:44:23 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1539874038566774.4322007726192; Thu, 18 Oct 2018 07:47:18 -0700 (PDT) Received: from localhost ([::1]:42770 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gD9a1-0001z9-En for importer@patchew.org; Thu, 18 Oct 2018 10:47:17 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36577) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gD9Lh-0006UO-BP for qemu-devel@nongnu.org; Thu, 18 Oct 2018 10:32:35 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gD9LZ-00089D-P0 for qemu-devel@nongnu.org; Thu, 18 Oct 2018 10:32:28 -0400 Received: from mx1.redhat.com ([209.132.183.28]:52436) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gD9LS-0007tE-5S; Thu, 18 Oct 2018 10:32:14 -0400 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 6F57FC0587CE; Thu, 18 Oct 2018 14:32:13 +0000 (UTC) Received: from laptop.redhat.com (ovpn-116-215.ams2.redhat.com [10.36.116.215]) by smtp.corp.redhat.com (Postfix) with ESMTP id 00CF060150; Thu, 18 Oct 2018 14:32:10 +0000 (UTC) From: Eric Auger To: eric.auger.pro@gmail.com, eric.auger@redhat.com, qemu-devel@nongnu.org, qemu-arm@nongnu.org, peter.maydell@linaro.org, shameerali.kolothum.thodi@huawei.com, kwangwoo.lee@sk.com, imammedo@redhat.com, david@redhat.com Date: Thu, 18 Oct 2018 16:30:40 +0200 Message-Id: <20181018143042.29588-15-eric.auger@redhat.com> In-Reply-To: <20181018143042.29588-1-eric.auger@redhat.com> References: <20181018143042.29588-1-eric.auger@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.32]); Thu, 18 Oct 2018 14:32:13 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [RFC v4 14/16] hw/arm/virt: Add nvdimm hot-plug infrastructure X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: drjones@redhat.com, dgilbert@redhat.com, Suzuki.Poulose@arm.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RDMRC_1 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Kwangwoo Lee Pre-plug and plug handlers are prepared for NVDIMM support. Signed-off-by: Eric Auger Signed-off-by: Kwangwoo Lee --- default-configs/arm-softmmu.mak | 2 ++ hw/arm/virt-acpi-build.c | 6 ++++++ hw/arm/virt.c | 22 ++++++++++++++++++++++ include/hw/arm/virt.h | 3 +++ 4 files changed, 33 insertions(+) diff --git a/default-configs/arm-softmmu.mak b/default-configs/arm-softmmu.= mak index 1c110cfe7f..466b3d2c39 100644 --- a/default-configs/arm-softmmu.mak +++ b/default-configs/arm-softmmu.mak @@ -160,4 +160,6 @@ CONFIG_STRONGARM=3Dy CONFIG_HIGHBANK=3Dy CONFIG_MUSICPAL=3Dy CONFIG_MEM_HOTPLUG=3Dy +CONFIG_NVDIMM=3Dy +CONFIG_ACPI_NVDIMM=3Dy =20 diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c index 8818bbf5ec..dc100dd4c0 100644 --- a/hw/arm/virt-acpi-build.c +++ b/hw/arm/virt-acpi-build.c @@ -808,6 +808,7 @@ static void virt_acpi_build(VirtMachineState *vms, AcpiBuildTables *tables) { VirtMachineClass *vmc =3D VIRT_MACHINE_GET_CLASS(vms); + MachineState *ms =3D MACHINE(vms); GArray *table_offsets; unsigned dsdt, xsdt; GArray *tables_blob =3D tables->table_data; @@ -848,6 +849,11 @@ void virt_acpi_build(VirtMachineState *vms, AcpiBuildT= ables *tables) } } =20 + if (vms->acpi_nvdimm_state.is_enabled) { + nvdimm_build_acpi(table_offsets, tables_blob, tables->linker, + &vms->acpi_nvdimm_state, ms->ram_slots); + } + if (its_class_name() && !vmc->no_its) { acpi_add_table(table_offsets, tables_blob); build_iort(tables_blob, tables->linker, vms); diff --git a/hw/arm/virt.c b/hw/arm/virt.c index 1548e9480a..d84d5a5841 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -141,6 +141,7 @@ static const MemMapEntry a15memmap[] =3D { [VIRT_GPIO] =3D { 0x09030000, 0x00001000 }, [VIRT_SECURE_UART] =3D { 0x09040000, 0x00001000 }, [VIRT_SMMU] =3D { 0x09050000, 0x00020000 }, + [VIRT_ACPI_IO] =3D { 0x09070000, 0x00010000 }, [VIRT_MMIO] =3D { 0x0a000000, 0x00000200 }, /* ...repeating for a total of NUM_VIRTIO_TRANSPORTS, each of that siz= e */ [VIRT_PLATFORM_BUS] =3D { 0x0c000000, 0x02000000 }, @@ -1609,6 +1610,18 @@ static void machvirt_init(MachineState *machine) =20 create_platform_bus(vms, pic); =20 + if (vms->acpi_nvdimm_state.is_enabled) { + AcpiNVDIMMState *acpi_nvdimm_state =3D &vms->acpi_nvdimm_state; + + acpi_nvdimm_state->dsm_io.type =3D NVDIMM_ACPI_IO_MEMORY; + acpi_nvdimm_state->dsm_io.base =3D + vms->memmap[VIRT_ACPI_IO].base + NVDIMM_ACPI_IO_BASE; + acpi_nvdimm_state->dsm_io.len =3D NVDIMM_ACPI_IO_LEN; + + nvdimm_init_acpi_state(acpi_nvdimm_state, sysmem, + vms->fw_cfg, OBJECT(vms)); + } + vms->bootinfo.ram_size =3D machine->ram_size; vms->bootinfo.kernel_filename =3D machine->kernel_filename; vms->bootinfo.kernel_cmdline =3D machine->kernel_cmdline; @@ -1794,10 +1807,19 @@ static void virt_memory_plug(HotplugHandler *hotplu= g_dev, DeviceState *dev, Error **errp) { VirtMachineState *vms =3D VIRT_MACHINE(hotplug_dev); + bool is_nvdimm =3D object_dynamic_cast(OBJECT(dev), TYPE_NVDIMM); Error *local_err =3D NULL; =20 pc_dimm_plug(dev, MACHINE(vms), &local_err); + if (local_err) { + goto out; + } =20 + if (is_nvdimm) { + nvdimm_plug(&vms->acpi_nvdimm_state); + } + +out: error_propagate(errp, local_err); } =20 diff --git a/include/hw/arm/virt.h b/include/hw/arm/virt.h index 032d88f4c4..974a110a38 100644 --- a/include/hw/arm/virt.h +++ b/include/hw/arm/virt.h @@ -37,6 +37,7 @@ #include "hw/arm/arm.h" #include "sysemu/kvm.h" #include "hw/intc/arm_gicv3_common.h" +#include "hw/mem/nvdimm.h" =20 #define NUM_GICV2M_SPIS 64 #define NUM_VIRTIO_TRANSPORTS 32 @@ -81,6 +82,7 @@ enum { VIRT_SECURE_UART, VIRT_SECURE_MEM, VIRT_DEVICE_MEM, + VIRT_ACPI_IO, }; =20 typedef enum VirtIOMMUType { @@ -128,6 +130,7 @@ typedef struct { uint32_t msi_phandle; uint32_t iommu_phandle; int psci_conduit; + AcpiNVDIMMState acpi_nvdimm_state; } VirtMachineState; =20 #define VIRT_ECAM_ID(high) (high ? VIRT_PCIE_ECAM_HIGH : VIRT_PCIE_ECAM) --=20 2.17.1