efi_driver.h 1.1 KB

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  1. /*
  2. * EFI application loader
  3. *
  4. * Copyright (c) 2017 Heinrich Schuchardt
  5. *
  6. * SPDX-License-Identifier: GPL-2.0+
  7. */
  8. #ifndef _EFI_DRIVER_H
  9. #define _EFI_DRIVER_H 1
  10. #include <common.h>
  11. #include <dm.h>
  12. #include <efi_loader.h>
  13. /*
  14. * Operations supported by an EFI driver with respect to the EFI uclass
  15. *
  16. * @protocol The GUID of the protocol which is consumed by the
  17. * driver. This GUID is used by the EFI uclass in the
  18. * supports() and start() methods of the
  19. * EFI_DRIVER_BINDING_PROTOCOL.
  20. * @child_protocol Protocol supported by the child handles generated by
  21. * the EFI driver.
  22. * @bind Function called by the EFI uclass to attach the
  23. * driver to EFI driver to a handle.
  24. */
  25. struct efi_driver_ops {
  26. const efi_guid_t *protocol;
  27. const efi_guid_t *child_protocol;
  28. int (*bind)(efi_handle_t handle, void *interface);
  29. };
  30. /*
  31. * This structure adds internal fields to the driver binding protocol.
  32. */
  33. struct efi_driver_binding_extended_protocol {
  34. struct efi_driver_binding_protocol bp;
  35. const struct efi_driver_ops *ops;
  36. };
  37. #endif /* _EFI_DRIVER_H */