From e02cda008591317b1625707ff8e115a4841aa889 Mon Sep 17 00:00:00 2001 From: Timos Ampelikiotis Date: Tue, 10 Oct 2023 11:40:56 +0000 Subject: Introduce Virtio-loopback epsilon release: Epsilon release introduces a new compatibility layer which make virtio-loopback design to work with QEMU and rust-vmm vhost-user backend without require any changes. Signed-off-by: Timos Ampelikiotis Change-Id: I52e57563e08a7d0bdc002f8e928ee61ba0c53dd9 --- include/hw/acpi/acpi_dev_interface.h | 59 ++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 include/hw/acpi/acpi_dev_interface.h (limited to 'include/hw/acpi/acpi_dev_interface.h') diff --git a/include/hw/acpi/acpi_dev_interface.h b/include/hw/acpi/acpi_dev_interface.h new file mode 100644 index 000000000..ea6056ab9 --- /dev/null +++ b/include/hw/acpi/acpi_dev_interface.h @@ -0,0 +1,59 @@ +#ifndef ACPI_DEV_INTERFACE_H +#define ACPI_DEV_INTERFACE_H + +#include "qapi/qapi-types-acpi.h" +#include "qom/object.h" +#include "hw/boards.h" +#include "hw/qdev-core.h" + +/* These values are part of guest ABI, and can not be changed */ +typedef enum { + ACPI_PCI_HOTPLUG_STATUS = 2, + ACPI_CPU_HOTPLUG_STATUS = 4, + ACPI_MEMORY_HOTPLUG_STATUS = 8, + ACPI_NVDIMM_HOTPLUG_STATUS = 16, + ACPI_VMGENID_CHANGE_STATUS = 32, + ACPI_POWER_DOWN_STATUS = 64, +} AcpiEventStatusBits; + +#define TYPE_ACPI_DEVICE_IF "acpi-device-interface" + +typedef struct AcpiDeviceIfClass AcpiDeviceIfClass; +DECLARE_CLASS_CHECKERS(AcpiDeviceIfClass, ACPI_DEVICE_IF, + TYPE_ACPI_DEVICE_IF) +#define ACPI_DEVICE_IF(obj) \ + INTERFACE_CHECK(AcpiDeviceIf, (obj), \ + TYPE_ACPI_DEVICE_IF) + +typedef struct AcpiDeviceIf AcpiDeviceIf; + +void acpi_send_event(DeviceState *dev, AcpiEventStatusBits event); + +/** + * AcpiDeviceIfClass: + * + * ospm_status: returns status of ACPI device objects, reported + * via _OST method if device supports it. + * send_event: inject a specified event into guest + * madt_cpu: fills @entry with Interrupt Controller Structure + * for CPU indexed by @uid in @apic_ids array, + * returned structure types are: + * 0 - Local APIC, 9 - Local x2APIC, 0xB - GICC + * + * Interface is designed for providing unified interface + * to generic ACPI functionality that could be used without + * knowledge about internals of actual device that implements + * ACPI interface. + */ +struct AcpiDeviceIfClass { + /* */ + InterfaceClass parent_class; + + /* */ + void (*ospm_status)(AcpiDeviceIf *adev, ACPIOSTInfoList ***list); + void (*send_event)(AcpiDeviceIf *adev, AcpiEventStatusBits ev); + void (*madt_cpu)(AcpiDeviceIf *adev, int uid, + const CPUArchIdList *apic_ids, GArray *entry, + bool force_enabled); +}; +#endif -- cgit 1.2.3-korg