Directory.h 1.1 KB

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  1. /*
  2. * Copyright (c) 2022, Liav A. <liavalb@hotmail.co.il>
  3. *
  4. * SPDX-License-Identifier: BSD-2-Clause
  5. */
  6. #pragma once
  7. #include <AK/RefPtr.h>
  8. #include <AK/Types.h>
  9. #include <AK/Vector.h>
  10. #include <Kernel/FileSystem/SysFS/Subsystems/Firmware/Directory.h>
  11. #include <Kernel/PhysicalAddress.h>
  12. namespace Kernel {
  13. class BIOSSysFSDirectory : public SysFSDirectory {
  14. public:
  15. virtual StringView name() const override { return "bios"sv; }
  16. static NonnullRefPtr<BIOSSysFSDirectory> must_create(FirmwareSysFSDirectory&);
  17. void create_components();
  18. private:
  19. explicit BIOSSysFSDirectory(FirmwareSysFSDirectory&);
  20. void set_dmi_64_bit_entry_initialization_values();
  21. void set_dmi_32_bit_entry_initialization_values();
  22. void initialize_dmi_exposer();
  23. Optional<PhysicalAddress> find_dmi_entry64bit_point();
  24. Optional<PhysicalAddress> find_dmi_entry32bit_point();
  25. PhysicalAddress m_dmi_entry_point;
  26. PhysicalAddress m_smbios_structure_table;
  27. bool m_using_64bit_dmi_entry_point { false };
  28. size_t m_smbios_structure_table_length { 0 };
  29. size_t m_dmi_entry_point_length { 0 };
  30. };
  31. }