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/*
* Copyright (c) 2022, Liav A. <liavalb@hotmail.co.il>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/RefPtr.h>
#include <AK/Types.h>
#include <AK/Vector.h>
#include <Kernel/FileSystem/SysFS/Subsystems/Firmware/Directory.h>
#include <Kernel/Library/LockRefPtr.h>
#include <Kernel/Memory/PhysicalAddress.h>
namespace Kernel {
class BIOSSysFSDirectory : public SysFSDirectory {
public:
virtual StringView name() const override { return "bios"sv; }
static NonnullRefPtr<BIOSSysFSDirectory> must_create(FirmwareSysFSDirectory&);
void create_components();
private:
explicit BIOSSysFSDirectory(FirmwareSysFSDirectory&);
void set_dmi_64_bit_entry_initialization_values();
void set_dmi_32_bit_entry_initialization_values();
void initialize_dmi_exposer();
Optional<PhysicalAddress> find_dmi_entry64bit_point();
Optional<PhysicalAddress> find_dmi_entry32bit_point();
PhysicalAddress m_dmi_entry_point;
PhysicalAddress m_smbios_structure_table;
bool m_using_64bit_dmi_entry_point { false };
size_t m_smbios_structure_table_length { 0 };
size_t m_dmi_entry_point_length { 0 };
};
}
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