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Fri, 22 Feb 2019 10:36:57 -0500 Received: from mx1.redhat.com ([209.132.183.28]:34722) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gxCsh-0000oP-0i; Fri, 22 Feb 2019 10:36:55 -0500 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 5F9C03688B; Fri, 22 Feb 2019 15:36:50 +0000 (UTC) Received: from localhost (unknown [10.43.2.182]) by smtp.corp.redhat.com (Postfix) with ESMTP id 46A3328541; Fri, 22 Feb 2019 15:36:44 +0000 (UTC) Date: Fri, 22 Feb 2019 16:36:42 +0100 From: Igor Mammedov To: Eric Auger Message-ID: <20190222163642.51cff565@redhat.com> In-Reply-To: <20190220224003.4420-16-eric.auger@redhat.com> References: <20190220224003.4420-1-eric.auger@redhat.com> <20190220224003.4420-16-eric.auger@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.30]); Fri, 22 Feb 2019 15:36:50 +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: Re: [Qemu-arm] [Qemu-devel] [PATCH v7 15/17] hw/arm/virt: Add nvdimm hot-plug infrastructure X-BeenThere: qemu-arm@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, drjones@redhat.com, david@redhat.com, qemu-devel@nongnu.org, shameerali.kolothum.thodi@huawei.com, dgilbert@redhat.com, qemu-arm@nongnu.org, david@gibson.dropbear.id.au, eric.auger.pro@gmail.com Errors-To: qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org Sender: "Qemu-arm" X-TUID: Zkam4MNe6RyK On Wed, 20 Feb 2019 23:40:01 +0100 Eric Auger wrote: > 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 0a78421f72..03dbebb197 100644 > --- a/default-configs/arm-softmmu.mak > +++ b/default-configs/arm-softmmu.mak > @@ -165,3 +165,5 @@ CONFIG_HIGHBANK=y > CONFIG_MUSICPAL=y > CONFIG_MEM_DEVICE=y > CONFIG_DIMM=y > +CONFIG_NVDIMM=y > +CONFIG_ACPI_NVDIMM=y > diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c > index 781eafaf5e..f086adfa82 100644 > --- a/hw/arm/virt-acpi-build.c > +++ b/hw/arm/virt-acpi-build.c > @@ -784,6 +784,7 @@ static > void virt_acpi_build(VirtMachineState *vms, AcpiBuildTables *tables) > { > VirtMachineClass *vmc = VIRT_MACHINE_GET_CLASS(vms); > + MachineState *ms = MACHINE(vms); > GArray *table_offsets; > unsigned dsdt, xsdt; > GArray *tables_blob = tables->table_data; > @@ -824,6 +825,11 @@ void virt_acpi_build(VirtMachineState *vms, AcpiBuildTables *tables) > } > } > > + 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 33ad9b3f63..1896920570 100644 > --- a/hw/arm/virt.c > +++ b/hw/arm/virt.c > @@ -134,6 +134,7 @@ static const MemMapEntry base_memmap[] = { > [VIRT_GPIO] = { 0x09030000, 0x00001000 }, > [VIRT_SECURE_UART] = { 0x09040000, 0x00001000 }, > [VIRT_SMMU] = { 0x09050000, 0x00020000 }, > + [VIRT_ACPI_IO] = { 0x09070000, 0x00010000 }, > [VIRT_MMIO] = { 0x0a000000, 0x00000200 }, > /* ...repeating for a total of NUM_VIRTIO_TRANSPORTS, each of that size */ > [VIRT_PLATFORM_BUS] = { 0x0c000000, 0x02000000 }, > @@ -1675,6 +1676,18 @@ static void machvirt_init(MachineState *machine) > > create_platform_bus(vms, pic); > > + if (vms->acpi_nvdimm_state.is_enabled) { > + AcpiNVDIMMState *acpi_nvdimm_state = &vms->acpi_nvdimm_state; > + > + acpi_nvdimm_state->dsm_io.space_id = AML_AS_SYSTEM_MEMORY; > + acpi_nvdimm_state->dsm_io.address = > + vms->memmap[VIRT_ACPI_IO].base + NVDIMM_ACPI_IO_BASE; > + acpi_nvdimm_state->dsm_io.bit_width = NVDIMM_ACPI_IO_LEN << 3; I'd prefer following style (well at least that's direction I try to push towards to when dealing with ACPI) const AcpiGenericAddress dsmio = { .space_id = AML_AS_SYSTEM_MEMORY, .address = vms->memmap[VIRT_ACPI_IO].base + NVDIMM_ACPI_IO_BASE, .bit_width = NVDIMM_ACPI_IO_LEN << 3 }; nvdimm_init_acpi_state(&vms->acpi_nvdimm_state, sysmem, &dsmio, vms->fw_cfg, OBJECT(vms),); > + > + nvdimm_init_acpi_state(acpi_nvdimm_state, sysmem, > + vms->fw_cfg, OBJECT(vms)); > + } > + > vms->bootinfo.ram_size = machine->ram_size; > vms->bootinfo.kernel_filename = machine->kernel_filename; > vms->bootinfo.kernel_cmdline = machine->kernel_cmdline; > @@ -1860,10 +1873,19 @@ static void virt_memory_plug(HotplugHandler *hotplug_dev, > DeviceState *dev, Error **errp) > { > VirtMachineState *vms = VIRT_MACHINE(hotplug_dev); > + bool is_nvdimm = object_dynamic_cast(OBJECT(dev), TYPE_NVDIMM); > Error *local_err = NULL; > > pc_dimm_plug(PC_DIMM(dev), MACHINE(vms), &local_err); > + if (local_err) { > + goto out; > + } > > + if (is_nvdimm) { > + nvdimm_plug(&vms->acpi_nvdimm_state); > + } > + > +out: > error_propagate(errp, local_err); > } > > diff --git a/include/hw/arm/virt.h b/include/hw/arm/virt.h > index 7798462cb0..bd9cf68311 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" > > #define NUM_GICV2M_SPIS 64 > #define NUM_VIRTIO_TRANSPORTS 32 > @@ -77,6 +78,7 @@ enum { > VIRT_GPIO, > VIRT_SECURE_UART, > VIRT_SECURE_MEM, > + VIRT_ACPI_IO, > VIRT_LOWMEMMAP_LAST, > }; > > @@ -137,6 +139,7 @@ typedef struct { > hwaddr device_memory_base; > hwaddr device_memory_size; > bool extended_memmap; > + AcpiNVDIMMState acpi_nvdimm_state; > } VirtMachineState; > > #define VIRT_ECAM_ID(high) (high ? VIRT_HIGH_PCIE_ECAM : VIRT_PCIE_ECAM) From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([209.51.188.92]:55124) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gxCsm-0006Of-Ve for qemu-devel@nongnu.org; Fri, 22 Feb 2019 10:37:02 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gxCsl-0000wQ-RF for qemu-devel@nongnu.org; Fri, 22 Feb 2019 10:37:00 -0500 Date: Fri, 22 Feb 2019 16:36:42 +0100 From: Igor Mammedov Message-ID: <20190222163642.51cff565@redhat.com> In-Reply-To: <20190220224003.4420-16-eric.auger@redhat.com> References: <20190220224003.4420-1-eric.auger@redhat.com> <20190220224003.4420-16-eric.auger@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH v7 15/17] hw/arm/virt: Add nvdimm hot-plug infrastructure List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Eric Auger Cc: eric.auger.pro@gmail.com, qemu-devel@nongnu.org, qemu-arm@nongnu.org, peter.maydell@linaro.org, shameerali.kolothum.thodi@huawei.com, david@redhat.com, drjones@redhat.com, dgilbert@redhat.com, david@gibson.dropbear.id.au On Wed, 20 Feb 2019 23:40:01 +0100 Eric Auger wrote: > 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 0a78421f72..03dbebb197 100644 > --- a/default-configs/arm-softmmu.mak > +++ b/default-configs/arm-softmmu.mak > @@ -165,3 +165,5 @@ CONFIG_HIGHBANK=y > CONFIG_MUSICPAL=y > CONFIG_MEM_DEVICE=y > CONFIG_DIMM=y > +CONFIG_NVDIMM=y > +CONFIG_ACPI_NVDIMM=y > diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c > index 781eafaf5e..f086adfa82 100644 > --- a/hw/arm/virt-acpi-build.c > +++ b/hw/arm/virt-acpi-build.c > @@ -784,6 +784,7 @@ static > void virt_acpi_build(VirtMachineState *vms, AcpiBuildTables *tables) > { > VirtMachineClass *vmc = VIRT_MACHINE_GET_CLASS(vms); > + MachineState *ms = MACHINE(vms); > GArray *table_offsets; > unsigned dsdt, xsdt; > GArray *tables_blob = tables->table_data; > @@ -824,6 +825,11 @@ void virt_acpi_build(VirtMachineState *vms, AcpiBuildTables *tables) > } > } > > + 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 33ad9b3f63..1896920570 100644 > --- a/hw/arm/virt.c > +++ b/hw/arm/virt.c > @@ -134,6 +134,7 @@ static const MemMapEntry base_memmap[] = { > [VIRT_GPIO] = { 0x09030000, 0x00001000 }, > [VIRT_SECURE_UART] = { 0x09040000, 0x00001000 }, > [VIRT_SMMU] = { 0x09050000, 0x00020000 }, > + [VIRT_ACPI_IO] = { 0x09070000, 0x00010000 }, > [VIRT_MMIO] = { 0x0a000000, 0x00000200 }, > /* ...repeating for a total of NUM_VIRTIO_TRANSPORTS, each of that size */ > [VIRT_PLATFORM_BUS] = { 0x0c000000, 0x02000000 }, > @@ -1675,6 +1676,18 @@ static void machvirt_init(MachineState *machine) > > create_platform_bus(vms, pic); > > + if (vms->acpi_nvdimm_state.is_enabled) { > + AcpiNVDIMMState *acpi_nvdimm_state = &vms->acpi_nvdimm_state; > + > + acpi_nvdimm_state->dsm_io.space_id = AML_AS_SYSTEM_MEMORY; > + acpi_nvdimm_state->dsm_io.address = > + vms->memmap[VIRT_ACPI_IO].base + NVDIMM_ACPI_IO_BASE; > + acpi_nvdimm_state->dsm_io.bit_width = NVDIMM_ACPI_IO_LEN << 3; I'd prefer following style (well at least that's direction I try to push towards to when dealing with ACPI) const AcpiGenericAddress dsmio = { .space_id = AML_AS_SYSTEM_MEMORY, .address = vms->memmap[VIRT_ACPI_IO].base + NVDIMM_ACPI_IO_BASE, .bit_width = NVDIMM_ACPI_IO_LEN << 3 }; nvdimm_init_acpi_state(&vms->acpi_nvdimm_state, sysmem, &dsmio, vms->fw_cfg, OBJECT(vms),); > + > + nvdimm_init_acpi_state(acpi_nvdimm_state, sysmem, > + vms->fw_cfg, OBJECT(vms)); > + } > + > vms->bootinfo.ram_size = machine->ram_size; > vms->bootinfo.kernel_filename = machine->kernel_filename; > vms->bootinfo.kernel_cmdline = machine->kernel_cmdline; > @@ -1860,10 +1873,19 @@ static void virt_memory_plug(HotplugHandler *hotplug_dev, > DeviceState *dev, Error **errp) > { > VirtMachineState *vms = VIRT_MACHINE(hotplug_dev); > + bool is_nvdimm = object_dynamic_cast(OBJECT(dev), TYPE_NVDIMM); > Error *local_err = NULL; > > pc_dimm_plug(PC_DIMM(dev), MACHINE(vms), &local_err); > + if (local_err) { > + goto out; > + } > > + if (is_nvdimm) { > + nvdimm_plug(&vms->acpi_nvdimm_state); > + } > + > +out: > error_propagate(errp, local_err); > } > > diff --git a/include/hw/arm/virt.h b/include/hw/arm/virt.h > index 7798462cb0..bd9cf68311 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" > > #define NUM_GICV2M_SPIS 64 > #define NUM_VIRTIO_TRANSPORTS 32 > @@ -77,6 +78,7 @@ enum { > VIRT_GPIO, > VIRT_SECURE_UART, > VIRT_SECURE_MEM, > + VIRT_ACPI_IO, > VIRT_LOWMEMMAP_LAST, > }; > > @@ -137,6 +139,7 @@ typedef struct { > hwaddr device_memory_base; > hwaddr device_memory_size; > bool extended_memmap; > + AcpiNVDIMMState acpi_nvdimm_state; > } VirtMachineState; > > #define VIRT_ECAM_ID(high) (high ? VIRT_HIGH_PCIE_ECAM : VIRT_PCIE_ECAM)