ac35f13ba8
Add madt_cpu callback to AcpiDeviceIfClass and use it for generating LAPIC MADT entries for CPUs. Later it will be used for generating x2APIC entries in case of more than 255 CPUs and also would be reused by ARM target when ACPI CPU hotplug is introduced there. Signed-off-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
62 lines
1.9 KiB
C
62 lines
1.9 KiB
C
#ifndef ACPI_DEV_INTERFACE_H
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#define ACPI_DEV_INTERFACE_H
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#include "qom/object.h"
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#include "qapi-types.h"
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#include "hw/boards.h"
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/* These values are part of guest ABI, and can not be changed */
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typedef enum {
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ACPI_PCI_HOTPLUG_STATUS = 2,
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ACPI_CPU_HOTPLUG_STATUS = 4,
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ACPI_MEMORY_HOTPLUG_STATUS = 8,
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} AcpiEventStatusBits;
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#define TYPE_ACPI_DEVICE_IF "acpi-device-interface"
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#define ACPI_DEVICE_IF_CLASS(klass) \
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OBJECT_CLASS_CHECK(AcpiDeviceIfClass, (klass), \
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TYPE_ACPI_DEVICE_IF)
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#define ACPI_DEVICE_IF_GET_CLASS(obj) \
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OBJECT_GET_CLASS(AcpiDeviceIfClass, (obj), \
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TYPE_ACPI_DEVICE_IF)
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#define ACPI_DEVICE_IF(obj) \
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INTERFACE_CHECK(AcpiDeviceIf, (obj), \
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TYPE_ACPI_DEVICE_IF)
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typedef struct AcpiDeviceIf {
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/* <private> */
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Object Parent;
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} AcpiDeviceIf;
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void acpi_send_event(DeviceState *dev, AcpiEventStatusBits event);
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/**
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* AcpiDeviceIfClass:
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*
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* ospm_status: returns status of ACPI device objects, reported
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* via _OST method if device supports it.
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* send_event: inject a specified event into guest
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* madt_cpu: fills @entry with Interrupt Controller Structure
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* for CPU indexed by @uid in @apic_ids array,
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* returned structure types are:
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* 0 - Local APIC, 9 - Local x2APIC, 0xB - GICC
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*
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* Interface is designed for providing unified interface
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* to generic ACPI functionality that could be used without
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* knowledge about internals of actual device that implements
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* ACPI interface.
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*/
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typedef struct AcpiDeviceIfClass {
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/* <private> */
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InterfaceClass parent_class;
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/* <public> */
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void (*ospm_status)(AcpiDeviceIf *adev, ACPIOSTInfoList ***list);
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void (*send_event)(AcpiDeviceIf *adev, AcpiEventStatusBits ev);
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void (*madt_cpu)(AcpiDeviceIf *adev, int uid,
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CPUArchIdList *apic_ids, GArray *entry);
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} AcpiDeviceIfClass;
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#endif
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