cpu.h (2000B)
1 /* 2 * QEMU ACPI hotplug utilities 3 * 4 * Copyright (C) 2016 Red Hat Inc 5 * 6 * Authors: 7 * Igor Mammedov <imammedo@redhat.com> 8 * 9 * This work is licensed under the terms of the GNU GPL, version 2 or later. 10 * See the COPYING file in the top-level directory. 11 */ 12 #ifndef ACPI_CPU_H 13 #define ACPI_CPU_H 14 15 #include "hw/qdev-core.h" 16 #include "hw/acpi/acpi.h" 17 #include "hw/acpi/aml-build.h" 18 #include "hw/hotplug.h" 19 20 typedef struct AcpiCpuStatus { 21 struct CPUState *cpu; 22 uint64_t arch_id; 23 bool is_inserting; 24 bool is_removing; 25 bool fw_remove; 26 uint32_t ost_event; 27 uint32_t ost_status; 28 } AcpiCpuStatus; 29 30 typedef struct CPUHotplugState { 31 MemoryRegion ctrl_reg; 32 uint32_t selector; 33 uint8_t command; 34 uint32_t dev_count; 35 AcpiCpuStatus *devs; 36 } CPUHotplugState; 37 38 void acpi_cpu_plug_cb(HotplugHandler *hotplug_dev, 39 CPUHotplugState *cpu_st, DeviceState *dev, Error **errp); 40 41 void acpi_cpu_unplug_request_cb(HotplugHandler *hotplug_dev, 42 CPUHotplugState *cpu_st, 43 DeviceState *dev, Error **errp); 44 45 void acpi_cpu_unplug_cb(CPUHotplugState *cpu_st, 46 DeviceState *dev, Error **errp); 47 48 void cpu_hotplug_hw_init(MemoryRegion *as, Object *owner, 49 CPUHotplugState *state, hwaddr base_addr); 50 51 typedef struct CPUHotplugFeatures { 52 bool acpi_1_compatible; 53 bool has_legacy_cphp; 54 bool fw_unplugs_cpu; 55 const char *smi_path; 56 } CPUHotplugFeatures; 57 58 void build_cpus_aml(Aml *table, MachineState *machine, CPUHotplugFeatures opts, 59 hwaddr io_base, 60 const char *res_root, 61 const char *event_handler_method); 62 63 void acpi_cpu_ospm_status(CPUHotplugState *cpu_st, ACPIOSTInfoList ***list); 64 65 extern const VMStateDescription vmstate_cpu_hotplug; 66 #define VMSTATE_CPU_HOTPLUG(cpuhp, state) \ 67 VMSTATE_STRUCT(cpuhp, state, 1, \ 68 vmstate_cpu_hotplug, CPUHotplugState) 69 70 #endif