diff options
| -rw-r--r-- | hw/acpi/acpi_interface.c | 8 | ||||
| -rw-r--r-- | hw/acpi/meson.build | 2 | ||||
| -rw-r--r-- | include/hw/acpi/acpi_aml_interface.h | 40 |
3 files changed, 49 insertions, 1 deletions
diff --git a/hw/acpi/acpi_interface.c b/hw/acpi/acpi_interface.c index 6583917..c668d36 100644 --- a/hw/acpi/acpi_interface.c +++ b/hw/acpi/acpi_interface.c @@ -1,5 +1,6 @@ #include "qemu/osdep.h" #include "hw/acpi/acpi_dev_interface.h" +#include "hw/acpi/acpi_aml_interface.h" #include "qemu/module.h" void acpi_send_event(DeviceState *dev, AcpiEventStatusBits event) @@ -18,8 +19,15 @@ static void register_types(void) .parent = TYPE_INTERFACE, .class_size = sizeof(AcpiDeviceIfClass), }; + static const TypeInfo acpi_dev_aml_if_info = { + .name = TYPE_ACPI_DEV_AML_IF, + .parent = TYPE_INTERFACE, + .class_size = sizeof(AcpiDevAmlIfClass), + }; + type_register_static(&acpi_dev_if_info); + type_register_static(&acpi_dev_aml_if_info); } type_init(register_types) diff --git a/hw/acpi/meson.build b/hw/acpi/meson.build index cea2f5f..f8c820c 100644 --- a/hw/acpi/meson.build +++ b/hw/acpi/meson.build @@ -29,7 +29,7 @@ acpi_ss.add(when: 'CONFIG_PC', if_false: files('acpi-x86-stub.c')) if have_tpm acpi_ss.add(files('tpm.c')) endif -softmmu_ss.add(when: 'CONFIG_ACPI', if_false: files('acpi-stub.c', 'aml-build-stub.c', 'ghes-stub.c')) +softmmu_ss.add(when: 'CONFIG_ACPI', if_false: files('acpi-stub.c', 'aml-build-stub.c', 'ghes-stub.c', 'acpi_interface.c')) softmmu_ss.add_all(when: 'CONFIG_ACPI', if_true: acpi_ss) softmmu_ss.add(when: 'CONFIG_ALL', if_true: files('acpi-stub.c', 'aml-build-stub.c', 'acpi-x86-stub.c', 'ipmi-stub.c', 'ghes-stub.c', diff --git a/include/hw/acpi/acpi_aml_interface.h b/include/hw/acpi/acpi_aml_interface.h new file mode 100644 index 0000000..ab76f0e --- /dev/null +++ b/include/hw/acpi/acpi_aml_interface.h @@ -0,0 +1,40 @@ +#ifndef ACPI_AML_INTERFACE_H +#define ACPI_AML_INTERFACE_H + +#include "qom/object.h" +#include "hw/acpi/aml-build.h" + +#define TYPE_ACPI_DEV_AML_IF "acpi-dev-aml-interface" +typedef struct AcpiDevAmlIfClass AcpiDevAmlIfClass; +DECLARE_CLASS_CHECKERS(AcpiDevAmlIfClass, ACPI_DEV_AML_IF, TYPE_ACPI_DEV_AML_IF) +#define ACPI_DEV_AML_IF(obj) \ + INTERFACE_CHECK(AcpiDevAmlIf, (obj), TYPE_ACPI_DEV_AML_IF) + +typedef struct AcpiDevAmlIf AcpiDevAmlIf; +typedef void (*dev_aml_fn)(AcpiDevAmlIf *adev, Aml *scope); + +/** + * AcpiDevAmlIfClass: + * + * build_dev_aml: adds device specific AML blob to provided scope + * + * Interface is designed for providing generic callback that builds device + * specific AML blob. + */ +struct AcpiDevAmlIfClass { + /* <private> */ + InterfaceClass parent_class; + + /* <public> */ + dev_aml_fn build_dev_aml; +}; + +static inline void call_dev_aml_func(DeviceState *dev, Aml *scope) +{ + if (object_dynamic_cast(OBJECT(dev), TYPE_ACPI_DEV_AML_IF)) { + AcpiDevAmlIfClass *klass = ACPI_DEV_AML_IF_GET_CLASS(dev); + klass->build_dev_aml(ACPI_DEV_AML_IF(dev), scope); + } +} + +#endif |