Yaya48
cf256aa081
Upstream: https://gitlab.com/qemu-project/qemu.git Upstream-Commit: d2e570cc0f97b936902a5b1b86b73c0f5998b475
88 lines
2.5 KiB
C
88 lines
2.5 KiB
C
/*
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* QEMU ACPI hotplug utilities
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*
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* Copyright (C) 2016 Red Hat Inc
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*
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* Authors:
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* Igor Mammedov <[email protected]>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#ifndef ACPI_CPU_H
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#define ACPI_CPU_H
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#include "qapi/qapi-types-acpi.h"
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#include "hw/core/qdev.h"
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#include "hw/acpi/acpi.h"
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#include "hw/acpi/aml-build.h"
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#include "hw/core/boards.h"
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#include "hw/core/hotplug.h"
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#define ACPI_CPU_HOTPLUG_REG_LEN 12
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typedef struct AcpiCpuStatus {
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CPUState *cpu;
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uint64_t arch_id;
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bool is_inserting;
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bool is_removing;
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bool fw_remove;
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uint32_t ost_event;
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uint32_t ost_status;
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} AcpiCpuStatus;
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typedef struct CPUHotplugState {
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MemoryRegion ctrl_reg;
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uint32_t selector;
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uint8_t command;
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uint32_t dev_count;
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AcpiCpuStatus *devs;
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} CPUHotplugState;
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void acpi_cpu_plug_cb(HotplugHandler *hotplug_dev,
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CPUHotplugState *cpu_st, DeviceState *dev, Error **errp);
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void acpi_cpu_unplug_request_cb(HotplugHandler *hotplug_dev,
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CPUHotplugState *cpu_st,
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DeviceState *dev, Error **errp);
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void acpi_cpu_unplug_cb(CPUHotplugState *cpu_st,
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DeviceState *dev, Error **errp);
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void cpu_hotplug_hw_init(MemoryRegion *as, Object *owner,
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CPUHotplugState *state, hwaddr base_addr);
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typedef struct CPUHotplugFeatures {
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bool acpi_1_compatible;
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bool fw_unplugs_cpu;
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const char *smi_path;
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} CPUHotplugFeatures;
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typedef void (*build_madt_cpu_fn)(int uid, const CPUArchIdList *apic_ids,
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GArray *entry, bool force_enabled);
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void build_cpus_aml(Aml *table, MachineState *machine, CPUHotplugFeatures opts,
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build_madt_cpu_fn build_madt_cpu, hwaddr base_addr,
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const char *res_root,
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const char *event_handler_method,
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AmlRegionSpace rs);
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void acpi_cpu_ospm_status(CPUHotplugState *cpu_st, ACPIOSTInfoList ***list);
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struct CPUPPTTCaches {
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enum CacheType type;
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uint32_t sets;
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uint32_t size;
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uint32_t level;
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uint16_t linesize;
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uint8_t attributes; /* write policy: 0x0 write back, 0x1 write through */
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uint8_t associativity;
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};
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extern const VMStateDescription vmstate_cpu_hotplug;
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#define VMSTATE_CPU_HOTPLUG(cpuhp, state) \
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VMSTATE_STRUCT(cpuhp, state, 1, \
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vmstate_cpu_hotplug, CPUHotplugState)
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#endif
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