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Re: [Qemu-arm] [Qemu-devel] [PATCH] machine: Move acpi_nvdimm_state into
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From: |
Auger Eric |
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Subject: |
Re: [Qemu-arm] [Qemu-devel] [PATCH] machine: Move acpi_nvdimm_state into struct MachineState |
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Date: |
Tue, 5 Mar 2019 10:39:49 +0100 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 |
Hi Shivaprasad,
On 3/5/19 10:35 AM, Shivaprasad G Bhat wrote:
>
>
> On 03/01/2019 07:36 PM, Eric Auger wrote:
>> As NVDIMM support is looming for ARM and SPAPR, let's
>> move the acpi_nvdimm_state to the generic machine struct
> Name - "acpi_nvdimm_state" sounds very x86 specific.
>
> Could you please rename ?
Sure, do you have any suggestion?
Thanks
Eric
>
> Thanks,
> Shivaprasad
>> instead of duplicating the same code in several machines.
>>
>> nvdimm and nvdimm-persistence become generic machine options.
>> We also add a description for those options.
>>
>> Signed-off-by: Eric Auger <address@hidden>
>> Suggested-by: Igor Mammedov <address@hidden>
>> ---
>> hw/core/machine.c | 57 ++++++++++++++++++++++++++++++++++++++++
>> hw/i386/acpi-build.c | 6 ++---
>> hw/i386/pc.c | 56 +++------------------------------------
>> hw/i386/pc_piix.c | 4 +--
>> hw/i386/pc_q35.c | 4 +--
>> include/hw/boards.h | 2 ++
>> include/hw/i386/pc.h | 4 ---
>> include/hw/mem/pc-dimm.h | 1 -
>> 8 files changed, 70 insertions(+), 64 deletions(-)
>>
>> diff --git a/hw/core/machine.c b/hw/core/machine.c
>> index 766ca5899d..19a5ee7cd8 100644
>> --- a/hw/core/machine.c
>> +++ b/hw/core/machine.c
>> @@ -481,6 +481,47 @@ static void machine_set_memory_encryption(Object
>> *obj, const char *value,
>> ms->memory_encryption = g_strdup(value);
>> }
>> +static bool machine_get_nvdimm(Object *obj, Error **errp)
>> +{
>> + MachineState *ms = MACHINE(obj);
>> +
>> + return ms->acpi_nvdimm_state.is_enabled;
>> +}
>> +
>> +static void machine_set_nvdimm(Object *obj, bool value, Error **errp)
>> +{
>> + MachineState *ms = MACHINE(obj);
>> +
>> + ms->acpi_nvdimm_state.is_enabled = value;
>> +}
>> +
>> +static char *machine_get_nvdimm_persistence(Object *obj, Error **errp)
>> +{
>> + MachineState *ms = MACHINE(obj);
>> +
>> + return g_strdup(ms->acpi_nvdimm_state.persistence_string);
>> +}
>> +
>> +static void machine_set_nvdimm_persistence(Object *obj, const char
>> *value,
>> + Error **errp)
>> +{
>> + MachineState *ms = MACHINE(obj);
>> + AcpiNVDIMMState *nvdimm_state = &ms->acpi_nvdimm_state;
>> +
>> + if (strcmp(value, "cpu") == 0)
>> + nvdimm_state->persistence = 3;
>> + else if (strcmp(value, "mem-ctrl") == 0)
>> + nvdimm_state->persistence = 2;
>> + else {
>> + error_setg(errp, "-machine nvdimm-persistence=%s: unsupported
>> option",
>> + value);
>> + return;
>> + }
>> +
>> + g_free(nvdimm_state->persistence_string);
>> + nvdimm_state->persistence_string = g_strdup(value);
>> +}
>> +
>> void machine_class_allow_dynamic_sysbus_dev(MachineClass *mc, const
>> char *type)
>> {
>> strList *item = g_new0(strList, 1);
>> @@ -765,6 +806,20 @@ static void machine_class_init(ObjectClass *oc,
>> void *data)
>> &error_abort);
>> object_class_property_set_description(oc, "memory-encryption",
>> "Set memory encryption object to use", &error_abort);
>> +
>> + object_class_property_add_bool(oc, "nvdimm",
>> + machine_get_nvdimm, machine_set_nvdimm, &error_abort);
>> + object_class_property_set_description(oc, "nvdimm",
>> + "Set on/off to
>> enable/disable NVDIMM "
>> + "instantiation", NULL);
>> +
>> + object_class_property_add_str(oc, "nvdimm-persistence",
>> + machine_get_nvdimm_persistence,
>> + machine_set_nvdimm_persistence,
>> &error_abort);
>> + object_class_property_set_description(oc, "nvdimm-persistence",
>> + "Set NVDIMM persistence"
>> + "Valid values are cpu and
>> mem-ctrl",
>> + NULL);
>> }
>> static void machine_class_base_init(ObjectClass *oc, void *data)
>> @@ -790,6 +845,8 @@ static void machine_initfn(Object *obj)
>> ms->dump_guest_core = true;
>> ms->mem_merge = true;
>> ms->enable_graphics = true;
>> + /* nvdimm is disabled on default. */
>> + ms->acpi_nvdimm_state.is_enabled = false;
>> /* Register notifier when init is done for sysbus sanity
>> checks */
>> ms->sysbus_notifier.notify = machine_init_notify;
>> diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
>> index 9ecc96dcc7..622ccb9408 100644
>> --- a/hw/i386/acpi-build.c
>> +++ b/hw/i386/acpi-build.c
>> @@ -1867,7 +1867,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker,
>> aml_append(scope, method);
>> }
>> - if (pcms->acpi_nvdimm_state.is_enabled) {
>> + if (machine->acpi_nvdimm_state.is_enabled) {
>> method = aml_method("_E04", 0, AML_NOTSERIALIZED);
>> aml_append(method, aml_notify(aml_name("\\_SB.NVDR"),
>> aml_int(0x80)));
>> @@ -2704,9 +2704,9 @@ void acpi_build(AcpiBuildTables *tables,
>> MachineState *machine)
>> build_dmar_q35(tables_blob, tables->linker);
>> }
>> }
>> - if (pcms->acpi_nvdimm_state.is_enabled) {
>> + if (machine->acpi_nvdimm_state.is_enabled) {
>> nvdimm_build_acpi(table_offsets, tables_blob, tables->linker,
>> - &pcms->acpi_nvdimm_state, machine->ram_slots);
>> + &machine->acpi_nvdimm_state,
>> machine->ram_slots);
>> }
>> /* Add tables supplied by user (if any) */
>> diff --git a/hw/i386/pc.c b/hw/i386/pc.c
>> index 3889eccdc3..356213e0b8 100644
>> --- a/hw/i386/pc.c
>> +++ b/hw/i386/pc.c
>> @@ -2096,6 +2096,7 @@ static void pc_memory_pre_plug(HotplugHandler
>> *hotplug_dev, DeviceState *dev,
>> {
>> const PCMachineState *pcms = PC_MACHINE(hotplug_dev);
>> const PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms);
>> + const MachineState *ms = MACHINE(hotplug_dev);
>> const bool is_nvdimm = object_dynamic_cast(OBJECT(dev),
>> TYPE_NVDIMM);
>> const uint64_t legacy_align = TARGET_PAGE_SIZE;
>> @@ -2110,7 +2111,7 @@ static void pc_memory_pre_plug(HotplugHandler
>> *hotplug_dev, DeviceState *dev,
>> return;
>> }
>> - if (is_nvdimm && !pcms->acpi_nvdimm_state.is_enabled) {
>> + if (is_nvdimm && !ms->acpi_nvdimm_state.is_enabled) {
>> error_setg(errp, "nvdimm is not enabled: missing 'nvdimm' in
>> '-M'");
>> return;
>> }
>> @@ -2124,6 +2125,7 @@ static void pc_memory_plug(HotplugHandler
>> *hotplug_dev,
>> {
>> Error *local_err = NULL;
>> PCMachineState *pcms = PC_MACHINE(hotplug_dev);
>> + MachineState *ms = MACHINE(hotplug_dev);
>> bool is_nvdimm = object_dynamic_cast(OBJECT(dev), TYPE_NVDIMM);
>> pc_dimm_plug(PC_DIMM(dev), MACHINE(pcms), &local_err);
>> @@ -2132,7 +2134,7 @@ static void pc_memory_plug(HotplugHandler
>> *hotplug_dev,
>> }
>> if (is_nvdimm) {
>> - nvdimm_plug(&pcms->acpi_nvdimm_state);
>> + nvdimm_plug(&ms->acpi_nvdimm_state);
>> }
>> hotplug_handler_plug(HOTPLUG_HANDLER(pcms->acpi_dev), dev,
>> &error_abort);
>> @@ -2574,47 +2576,6 @@ static void pc_machine_set_smm(Object *obj,
>> Visitor *v, const char *name,
>> visit_type_OnOffAuto(v, name, &pcms->smm, errp);
>> }
>> -static bool pc_machine_get_nvdimm(Object *obj, Error **errp)
>> -{
>> - PCMachineState *pcms = PC_MACHINE(obj);
>> -
>> - return pcms->acpi_nvdimm_state.is_enabled;
>> -}
>> -
>> -static void pc_machine_set_nvdimm(Object *obj, bool value, Error **errp)
>> -{
>> - PCMachineState *pcms = PC_MACHINE(obj);
>> -
>> - pcms->acpi_nvdimm_state.is_enabled = value;
>> -}
>> -
>> -static char *pc_machine_get_nvdimm_persistence(Object *obj, Error
>> **errp)
>> -{
>> - PCMachineState *pcms = PC_MACHINE(obj);
>> -
>> - return g_strdup(pcms->acpi_nvdimm_state.persistence_string);
>> -}
>> -
>> -static void pc_machine_set_nvdimm_persistence(Object *obj, const char
>> *value,
>> - Error **errp)
>> -{
>> - PCMachineState *pcms = PC_MACHINE(obj);
>> - AcpiNVDIMMState *nvdimm_state = &pcms->acpi_nvdimm_state;
>> -
>> - if (strcmp(value, "cpu") == 0)
>> - nvdimm_state->persistence = 3;
>> - else if (strcmp(value, "mem-ctrl") == 0)
>> - nvdimm_state->persistence = 2;
>> - else {
>> - error_setg(errp, "-machine nvdimm-persistence=%s: unsupported
>> option",
>> - value);
>> - return;
>> - }
>> -
>> - g_free(nvdimm_state->persistence_string);
>> - nvdimm_state->persistence_string = g_strdup(value);
>> -}
>> -
>> static bool pc_machine_get_smbus(Object *obj, Error **errp)
>> {
>> PCMachineState *pcms = PC_MACHINE(obj);
>> @@ -2664,8 +2625,6 @@ static void pc_machine_initfn(Object *obj)
>> pcms->max_ram_below_4g = 0; /* use default */
>> pcms->smm = ON_OFF_AUTO_AUTO;
>> pcms->vmport = ON_OFF_AUTO_AUTO;
>> - /* nvdimm is disabled on default. */
>> - pcms->acpi_nvdimm_state.is_enabled = false;
>> /* acpi build is enabled by default if machine supports it */
>> pcms->acpi_build_enabled =
>> PC_MACHINE_GET_CLASS(pcms)->has_acpi_build;
>> pcms->smbus_enabled = true;
>> @@ -2826,13 +2785,6 @@ static void pc_machine_class_init(ObjectClass
>> *oc, void *data)
>> object_class_property_set_description(oc, PC_MACHINE_VMPORT,
>> "Enable vmport (pc & q35)", &error_abort);
>> - object_class_property_add_bool(oc, PC_MACHINE_NVDIMM,
>> - pc_machine_get_nvdimm, pc_machine_set_nvdimm, &error_abort);
>> -
>> - object_class_property_add_str(oc, PC_MACHINE_NVDIMM_PERSIST,
>> - pc_machine_get_nvdimm_persistence,
>> - pc_machine_set_nvdimm_persistence, &error_abort);
>> -
>> object_class_property_add_bool(oc, PC_MACHINE_SMBUS,
>> pc_machine_get_smbus, pc_machine_set_smbus, &error_abort);
>> diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
>> index fd0f2c268f..8b94b70f14 100644
>> --- a/hw/i386/pc_piix.c
>> +++ b/hw/i386/pc_piix.c
>> @@ -297,8 +297,8 @@ static void pc_init1(MachineState *machine,
>> PC_MACHINE_ACPI_DEVICE_PROP,
>> &error_abort);
>> }
>> - if (pcms->acpi_nvdimm_state.is_enabled) {
>> - nvdimm_init_acpi_state(&pcms->acpi_nvdimm_state, system_io,
>> + if (machine->acpi_nvdimm_state.is_enabled) {
>> + nvdimm_init_acpi_state(&machine->acpi_nvdimm_state, system_io,
>> pcms->fw_cfg, OBJECT(pcms));
>> }
>> }
>> diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c
>> index 4a175ea50e..26727c964d 100644
>> --- a/hw/i386/pc_q35.c
>> +++ b/hw/i386/pc_q35.c
>> @@ -329,8 +329,8 @@ static void pc_q35_init(MachineState *machine)
>> pc_vga_init(isa_bus, host_bus);
>> pc_nic_init(pcmc, isa_bus, host_bus);
>> - if (pcms->acpi_nvdimm_state.is_enabled) {
>> - nvdimm_init_acpi_state(&pcms->acpi_nvdimm_state, system_io,
>> + if (machine->acpi_nvdimm_state.is_enabled) {
>> + nvdimm_init_acpi_state(&machine->acpi_nvdimm_state, system_io,
>> pcms->fw_cfg, OBJECT(pcms));
>> }
>> }
>> diff --git a/include/hw/boards.h b/include/hw/boards.h
>> index 05f9f45c3d..b55c9cc087 100644
>> --- a/include/hw/boards.h
>> +++ b/include/hw/boards.h
>> @@ -8,6 +8,7 @@
>> #include "hw/qdev.h"
>> #include "qom/object.h"
>> #include "qom/cpu.h"
>> +#include "hw/mem/nvdimm.h"
>> /**
>> * memory_region_allocate_system_memory - Allocate a board's main
>> memory
>> @@ -268,6 +269,7 @@ struct MachineState {
>> const char *cpu_type;
>> AccelState *accelerator;
>> CPUArchIdList *possible_cpus;
>> + AcpiNVDIMMState acpi_nvdimm_state;
>> };
>> #define DEFINE_MACHINE(namestr, machine_initfn) \
>> diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
>> index 3ff127ebd0..f7c59743e0 100644
>> --- a/include/hw/i386/pc.h
>> +++ b/include/hw/i386/pc.h
>> @@ -45,8 +45,6 @@ struct PCMachineState {
>> OnOffAuto vmport;
>> OnOffAuto smm;
>> - AcpiNVDIMMState acpi_nvdimm_state;
>> -
>> bool acpi_build_enabled;
>> bool smbus_enabled;
>> bool sata_enabled;
>> @@ -74,8 +72,6 @@ struct PCMachineState {
>> #define PC_MACHINE_MAX_RAM_BELOW_4G "max-ram-below-4g"
>> #define PC_MACHINE_VMPORT "vmport"
>> #define PC_MACHINE_SMM "smm"
>> -#define PC_MACHINE_NVDIMM "nvdimm"
>> -#define PC_MACHINE_NVDIMM_PERSIST "nvdimm-persistence"
>> #define PC_MACHINE_SMBUS "smbus"
>> #define PC_MACHINE_SATA "sata"
>> #define PC_MACHINE_PIT "pit"
>> diff --git a/include/hw/mem/pc-dimm.h b/include/hw/mem/pc-dimm.h
>> index 01436b9f50..3e5489d3a1 100644
>> --- a/include/hw/mem/pc-dimm.h
>> +++ b/include/hw/mem/pc-dimm.h
>> @@ -19,7 +19,6 @@
>> #include "exec/memory.h"
>> #include "sysemu/hostmem.h"
>> #include "hw/qdev.h"
>> -#include "hw/boards.h"
>> #define TYPE_PC_DIMM "pc-dimm"
>> #define PC_DIMM(obj) \
>
>