pc: Move enforce_aligned_dimm to PCMachineClass
enforce_aligned_dimm never changes after the machine is initialized, so it can be simply set in PCMachineClass like all the other compat fields. Cc: Igor Mammedov <imammedo@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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cd4040ec18
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12
hw/i386/pc.c
12
hw/i386/pc.c
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@ -1295,6 +1295,7 @@ FWCfgState *pc_memory_init(PCMachineState *pcms,
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MemoryRegion *ram_below_4g, *ram_above_4g;
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FWCfgState *fw_cfg;
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MachineState *machine = MACHINE(pcms);
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PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms);
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assert(machine->ram_size == pcms->below_4g_mem_size +
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pcms->above_4g_mem_size);
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@ -1356,7 +1357,7 @@ FWCfgState *pc_memory_init(PCMachineState *pcms,
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pcms->hotplug_memory.base =
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ROUND_UP(0x100000000ULL + pcms->above_4g_mem_size, 1ULL << 30);
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if (pcms->enforce_aligned_dimm) {
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if (pcmc->enforce_aligned_dimm) {
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/* size hotplug region assuming 1G page max alignment per slot */
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hotplug_mem_size += (1ULL << 30) * machine->ram_slots;
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}
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@ -1609,12 +1610,13 @@ static void pc_dimm_plug(HotplugHandler *hotplug_dev,
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HotplugHandlerClass *hhc;
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Error *local_err = NULL;
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PCMachineState *pcms = PC_MACHINE(hotplug_dev);
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PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms);
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PCDIMMDevice *dimm = PC_DIMM(dev);
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PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm);
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MemoryRegion *mr = ddc->get_memory_region(dimm);
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uint64_t align = TARGET_PAGE_SIZE;
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if (memory_region_get_alignment(mr) && pcms->enforce_aligned_dimm) {
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if (memory_region_get_alignment(mr) && pcmc->enforce_aligned_dimm) {
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align = memory_region_get_alignment(mr);
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}
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@ -1865,9 +1867,9 @@ static void pc_machine_set_smm(Object *obj, Visitor *v, void *opaque,
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static bool pc_machine_get_aligned_dimm(Object *obj, Error **errp)
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{
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PCMachineState *pcms = PC_MACHINE(obj);
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PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(obj);
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return pcms->enforce_aligned_dimm;
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return pcmc->enforce_aligned_dimm;
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}
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static void pc_machine_initfn(Object *obj)
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@ -1905,7 +1907,6 @@ static void pc_machine_initfn(Object *obj)
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"Enable vmport (pc & q35)",
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&error_abort);
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pcms->enforce_aligned_dimm = true;
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object_property_add_bool(obj, PC_MACHINE_ENFORCE_ALIGNED_DIMM,
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pc_machine_get_aligned_dimm,
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NULL, &error_abort);
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@ -1953,6 +1954,7 @@ static void pc_machine_class_init(ObjectClass *oc, void *data)
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pcmc->gigabyte_align = true;
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pcmc->has_reserved_memory = true;
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pcmc->kvmclock_enabled = true;
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pcmc->enforce_aligned_dimm = true;
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/* BIOS ACPI tables: 128K. Other BIOS datastructures: less than 4K reported
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* to be used at the moment, 32K should be enough for a while. */
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pcmc->acpi_data_size = 0x20000 + 0x8000;
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@ -308,11 +308,8 @@ static void pc_compat_2_2(MachineState *machine)
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static void pc_compat_2_1(MachineState *machine)
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{
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PCMachineState *pcms = PC_MACHINE(machine);
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pc_compat_2_2(machine);
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x86_cpu_change_kvm_default("svm", NULL);
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pcms->enforce_aligned_dimm = false;
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}
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static void pc_compat_2_0(MachineState *machine)
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@ -484,6 +481,7 @@ static void pc_i440fx_2_1_machine_options(MachineClass *m)
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m->default_display = NULL;
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SET_MACHINE_COMPAT(m, PC_COMPAT_2_1);
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pcmc->smbios_uuid_encoded = false;
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pcmc->enforce_aligned_dimm = false;
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}
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DEFINE_I440FX_MACHINE(v2_1, "pc-i440fx-2.1", pc_compat_2_1,
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@ -292,10 +292,7 @@ static void pc_compat_2_2(MachineState *machine)
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static void pc_compat_2_1(MachineState *machine)
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{
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PCMachineState *pcms = PC_MACHINE(machine);
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pc_compat_2_2(machine);
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pcms->enforce_aligned_dimm = false;
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x86_cpu_change_kvm_default("svm", NULL);
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}
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@ -409,6 +406,7 @@ static void pc_q35_2_1_machine_options(MachineClass *m)
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m->default_display = NULL;
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SET_MACHINE_COMPAT(m, PC_COMPAT_2_1);
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pcmc->smbios_uuid_encoded = false;
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pcmc->enforce_aligned_dimm = false;
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}
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DEFINE_Q35_MACHINE(v2_1, "pc-q35-2.1", pc_compat_2_1,
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@ -36,8 +36,6 @@
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/**
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* PCMachineState:
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* @acpi_dev: link to ACPI PM device that performs ACPI hotplug handling
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* @enforce_aligned_dimm: check that DIMM's address/size is aligned by
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* backend's alignment value if provided
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*/
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struct PCMachineState {
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/*< private >*/
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@ -52,7 +50,6 @@ struct PCMachineState {
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uint64_t max_ram_below_4g;
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OnOffAuto vmport;
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OnOffAuto smm;
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bool enforce_aligned_dimm;
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ram_addr_t below_4g_mem_size, above_4g_mem_size;
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};
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@ -66,6 +63,8 @@ struct PCMachineState {
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/**
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* PCMachineClass:
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* @get_hotplug_handler: pointer to parent class callback @get_hotplug_handler
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* @enforce_aligned_dimm: check that DIMM's address/size is aligned by
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* backend's alignment value if provided
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*/
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struct PCMachineClass {
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/*< private >*/
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@ -94,6 +93,7 @@ struct PCMachineClass {
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* and other BIOS datastructures.
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*/
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unsigned acpi_data_size;
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bool enforce_aligned_dimm;
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};
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#define TYPE_PC_MACHINE "generic-pc-machine"
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