49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Internal structures for the EFI driver binding protocol
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*
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* Copyright (c) 2017 Heinrich Schuchardt
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*/
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#ifndef _EFI_DRIVER_H
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#define _EFI_DRIVER_H 1
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#include <efi_loader.h>
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/**
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* struct efi_driver_binding_extended_protocol - extended driver binding protocol
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*
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* This structure adds internal fields to the driver binding protocol.
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*
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* @bp: driver binding protocol
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* @ops: operations supported by the driver
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*/
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struct efi_driver_binding_extended_protocol {
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struct efi_driver_binding_protocol bp;
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const struct efi_driver_ops *ops;
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};
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/**
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* struct efi_driver_ops - operations support by an EFI driver
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*
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* @protocol: The GUID of the protocol which is consumed by the
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* driver. This GUID is used by the EFI uclass in the
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* supports() and start() methods of the
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* EFI_DRIVER_BINDING_PROTOCOL.
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* @child_protocol: Protocol supported by the child handles generated by
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* the EFI driver.
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* @init: Function called by the EFI uclass after installing the
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* driver binding protocol.
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* @bind: Function called by the EFI uclass to attach the
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* driver to EFI driver to a handle.
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*/
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struct efi_driver_ops {
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const efi_guid_t *protocol;
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const efi_guid_t *child_protocol;
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efi_status_t (*init)(struct efi_driver_binding_extended_protocol *this);
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efi_status_t (*bind)(struct efi_driver_binding_extended_protocol *this,
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efi_handle_t handle, void *interface);
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};
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#endif /* _EFI_DRIVER_H */
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