diff options
Diffstat (limited to 'include/hw')
| -rw-r--r-- | include/hw/boards.h | 27 | ||||
| -rw-r--r-- | include/hw/firmware/smbios.h | 5 | ||||
| -rw-r--r-- | include/hw/i386/pc.h | 8 | ||||
| -rw-r--r-- | include/hw/i386/topology.h | 76 |
4 files changed, 90 insertions, 26 deletions
diff --git a/include/hw/boards.h b/include/hw/boards.h index c6ad196b14..a71d1a53a5 100644 --- a/include/hw/boards.h +++ b/include/hw/boards.h @@ -160,6 +160,12 @@ typedef struct { * @kvm_type: * Return the type of KVM corresponding to the kvm-type string option or * computed based on other criteria such as the host kernel capabilities. + * @numa_mem_supported: + * true if '--numa node.mem' option is supported and false otherwise + * @smp_parse: + * The function pointer to hook different machine specific functions for + * parsing "smp-opts" from QemuOpts to MachineState::CpuTopology and more + * machine specific topology fields, such as smp_dies for PCMachine. */ struct MachineClass { /*< private >*/ @@ -173,9 +179,10 @@ struct MachineClass { const char *deprecation_reason; void (*init)(MachineState *state); - void (*reset)(void); - void (*hot_add_cpu)(const int64_t id, Error **errp); + void (*reset)(MachineState *state); + void (*hot_add_cpu)(MachineState *state, const int64_t id, Error **errp); int (*kvm_type)(MachineState *machine, const char *arg); + void (*smp_parse)(MachineState *ms, QemuOpts *opts); BlockInterfaceType block_default_type; int units_per_default_bus; @@ -212,6 +219,7 @@ struct MachineClass { bool ignore_boot_device_suffixes; bool smbus_no_migration_support; bool nvdimm_supported; + bool numa_mem_supported; HotplugHandler *(*get_hotplug_handler)(MachineState *machine, DeviceState *dev); @@ -233,6 +241,20 @@ typedef struct DeviceMemoryState { } DeviceMemoryState; /** + * CpuTopology: + * @cpus: the number of present logical processors on the machine + * @cores: the number of cores in one package + * @threads: the number of threads in one core + * @max_cpus: the maximum number of logical processors on the machine + */ +typedef struct CpuTopology { + unsigned int cpus; + unsigned int cores; + unsigned int threads; + unsigned int max_cpus; +} CpuTopology; + +/** * MachineState: */ struct MachineState { @@ -274,6 +296,7 @@ struct MachineState { const char *cpu_type; AccelState *accelerator; CPUArchIdList *possible_cpus; + CpuTopology smp; struct NVDIMMState *nvdimms_state; }; diff --git a/include/hw/firmware/smbios.h b/include/hw/firmware/smbios.h index 6fef32a3c9..02a0ced0a0 100644 --- a/include/hw/firmware/smbios.h +++ b/include/hw/firmware/smbios.h @@ -268,8 +268,9 @@ void smbios_set_cpuid(uint32_t version, uint32_t features); void smbios_set_defaults(const char *manufacturer, const char *product, const char *version, bool legacy_mode, bool uuid_encoded, SmbiosEntryPointType ep_type); -uint8_t *smbios_get_table_legacy(size_t *length); -void smbios_get_tables(const struct smbios_phys_mem_area *mem_array, +uint8_t *smbios_get_table_legacy(MachineState *ms, size_t *length); +void smbios_get_tables(MachineState *ms, + const struct smbios_phys_mem_area *mem_array, const unsigned int mem_array_size, uint8_t **tables, size_t *tables_len, uint8_t **anchor, size_t *anchor_len); diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h index 853502f277..859b64c51d 100644 --- a/include/hw/i386/pc.h +++ b/include/hw/i386/pc.h @@ -24,6 +24,7 @@ * PCMachineState: * @acpi_dev: link to ACPI PM device that performs ACPI hotplug handling * @boot_cpus: number of present VCPUs + * @smp_dies: number of dies per one package */ struct PCMachineState { /*< private >*/ @@ -59,6 +60,7 @@ struct PCMachineState { bool apic_xrupt_override; unsigned apic_id_limit; uint16_t boot_cpus; + unsigned smp_dies; /* NUMA information: */ uint64_t numa_nodes; @@ -107,6 +109,9 @@ typedef struct PCMachineClass { /* Compat options: */ + /* Default CPU model version. See x86_cpu_set_default_version(). */ + int default_cpu_version; + /* ACPI compat: */ bool has_acpi_build; bool rsdp_in_ram; @@ -189,7 +194,8 @@ void pc_register_ferr_irq(qemu_irq irq); void pc_acpi_smi_interrupt(void *opaque, int irq, int level); void pc_cpus_init(PCMachineState *pcms); -void pc_hot_add_cpu(const int64_t id, Error **errp); +void pc_hot_add_cpu(MachineState *ms, const int64_t id, Error **errp); +void pc_smp_parse(MachineState *ms, QemuOpts *opts); void pc_guest_info_init(PCMachineState *pcms); diff --git a/include/hw/i386/topology.h b/include/hw/i386/topology.h index 1ebaee0f76..4ff5b2da6c 100644 --- a/include/hw/i386/topology.h +++ b/include/hw/i386/topology.h @@ -47,6 +47,7 @@ typedef uint32_t apic_id_t; typedef struct X86CPUTopoInfo { unsigned pkg_id; + unsigned die_id; unsigned core_id; unsigned smt_id; } X86CPUTopoInfo; @@ -62,87 +63,120 @@ static unsigned apicid_bitwidth_for_count(unsigned count) /* Bit width of the SMT_ID (thread ID) field on the APIC ID */ -static inline unsigned apicid_smt_width(unsigned nr_cores, unsigned nr_threads) +static inline unsigned apicid_smt_width(unsigned nr_dies, + unsigned nr_cores, + unsigned nr_threads) { return apicid_bitwidth_for_count(nr_threads); } /* Bit width of the Core_ID field */ -static inline unsigned apicid_core_width(unsigned nr_cores, unsigned nr_threads) +static inline unsigned apicid_core_width(unsigned nr_dies, + unsigned nr_cores, + unsigned nr_threads) { return apicid_bitwidth_for_count(nr_cores); } +/* Bit width of the Die_ID field */ +static inline unsigned apicid_die_width(unsigned nr_dies, + unsigned nr_cores, + unsigned nr_threads) +{ + return apicid_bitwidth_for_count(nr_dies); +} + /* Bit offset of the Core_ID field */ -static inline unsigned apicid_core_offset(unsigned nr_cores, +static inline unsigned apicid_core_offset(unsigned nr_dies, + unsigned nr_cores, unsigned nr_threads) { - return apicid_smt_width(nr_cores, nr_threads); + return apicid_smt_width(nr_dies, nr_cores, nr_threads); +} + +/* Bit offset of the Die_ID field */ +static inline unsigned apicid_die_offset(unsigned nr_dies, + unsigned nr_cores, + unsigned nr_threads) +{ + return apicid_core_offset(nr_dies, nr_cores, nr_threads) + + apicid_core_width(nr_dies, nr_cores, nr_threads); } /* Bit offset of the Pkg_ID (socket ID) field */ -static inline unsigned apicid_pkg_offset(unsigned nr_cores, unsigned nr_threads) +static inline unsigned apicid_pkg_offset(unsigned nr_dies, + unsigned nr_cores, + unsigned nr_threads) { - return apicid_core_offset(nr_cores, nr_threads) + - apicid_core_width(nr_cores, nr_threads); + return apicid_die_offset(nr_dies, nr_cores, nr_threads) + + apicid_die_width(nr_dies, nr_cores, nr_threads); } /* Make APIC ID for the CPU based on Pkg_ID, Core_ID, SMT_ID * * The caller must make sure core_id < nr_cores and smt_id < nr_threads. */ -static inline apic_id_t apicid_from_topo_ids(unsigned nr_cores, +static inline apic_id_t apicid_from_topo_ids(unsigned nr_dies, + unsigned nr_cores, unsigned nr_threads, const X86CPUTopoInfo *topo) { - return (topo->pkg_id << apicid_pkg_offset(nr_cores, nr_threads)) | - (topo->core_id << apicid_core_offset(nr_cores, nr_threads)) | + return (topo->pkg_id << apicid_pkg_offset(nr_dies, nr_cores, nr_threads)) | + (topo->die_id << apicid_die_offset(nr_dies, nr_cores, nr_threads)) | + (topo->core_id << apicid_core_offset(nr_dies, nr_cores, nr_threads)) | topo->smt_id; } /* Calculate thread/core/package IDs for a specific topology, * based on (contiguous) CPU index */ -static inline void x86_topo_ids_from_idx(unsigned nr_cores, +static inline void x86_topo_ids_from_idx(unsigned nr_dies, + unsigned nr_cores, unsigned nr_threads, unsigned cpu_index, X86CPUTopoInfo *topo) { - unsigned core_index = cpu_index / nr_threads; + topo->pkg_id = cpu_index / (nr_dies * nr_cores * nr_threads); + topo->die_id = cpu_index / (nr_cores * nr_threads) % nr_dies; + topo->core_id = cpu_index / nr_threads % nr_cores; topo->smt_id = cpu_index % nr_threads; - topo->core_id = core_index % nr_cores; - topo->pkg_id = core_index / nr_cores; } /* Calculate thread/core/package IDs for a specific topology, * based on APIC ID */ static inline void x86_topo_ids_from_apicid(apic_id_t apicid, + unsigned nr_dies, unsigned nr_cores, unsigned nr_threads, X86CPUTopoInfo *topo) { topo->smt_id = apicid & - ~(0xFFFFFFFFUL << apicid_smt_width(nr_cores, nr_threads)); - topo->core_id = (apicid >> apicid_core_offset(nr_cores, nr_threads)) & - ~(0xFFFFFFFFUL << apicid_core_width(nr_cores, nr_threads)); - topo->pkg_id = apicid >> apicid_pkg_offset(nr_cores, nr_threads); + ~(0xFFFFFFFFUL << apicid_smt_width(nr_dies, nr_cores, nr_threads)); + topo->core_id = + (apicid >> apicid_core_offset(nr_dies, nr_cores, nr_threads)) & + ~(0xFFFFFFFFUL << apicid_core_width(nr_dies, nr_cores, nr_threads)); + topo->die_id = + (apicid >> apicid_die_offset(nr_dies, nr_cores, nr_threads)) & + ~(0xFFFFFFFFUL << apicid_die_width(nr_dies, nr_cores, nr_threads)); + topo->pkg_id = apicid >> apicid_pkg_offset(nr_dies, nr_cores, nr_threads); } /* Make APIC ID for the CPU 'cpu_index' * * 'cpu_index' is a sequential, contiguous ID for the CPU. */ -static inline apic_id_t x86_apicid_from_cpu_idx(unsigned nr_cores, +static inline apic_id_t x86_apicid_from_cpu_idx(unsigned nr_dies, + unsigned nr_cores, unsigned nr_threads, unsigned cpu_index) { X86CPUTopoInfo topo; - x86_topo_ids_from_idx(nr_cores, nr_threads, cpu_index, &topo); - return apicid_from_topo_ids(nr_cores, nr_threads, &topo); + x86_topo_ids_from_idx(nr_dies, nr_cores, nr_threads, cpu_index, &topo); + return apicid_from_topo_ids(nr_dies, nr_cores, nr_threads, &topo); } #endif /* HW_I386_TOPOLOGY_H */ |