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minerva / Kernel / Arch / x86_64 / Firmware / PCBIOS / DMI / Definitions.h
@minerva minerva on 13 Jul 897 bytes Initial commit
/*
 * Copyright (c) 2022, Liav A. <liavalb@hotmail.co.il>
 *
 * SPDX-License-Identifier: BSD-2-Clause
 */

#pragma once

#include <AK/Types.h>

namespace Kernel::SMBIOS {

struct [[gnu::packed]] LegacyEntryPoint32bit {
    char legacy_sig[5];
    u8 checksum2;
    u16 smbios_table_length;
    u32 smbios_table_ptr;
    u16 smbios_tables_count;
    u8 smbios_bcd_revision;
};

struct [[gnu::packed]] EntryPoint32bit {
    char sig[4];
    u8 checksum;
    u8 length;
    u8 major_version;
    u8 minor_version;
    u16 maximum_structure_size;
    u8 implementation_revision;
    char formatted_area[5];
    LegacyEntryPoint32bit legacy_structure;
};

struct [[gnu::packed]] EntryPoint64bit {
    char sig[5];
    u8 checksum;
    u8 length;
    u8 major_version;
    u8 minor_version;
    u8 document_revision;
    u8 revision;
    u8 reserved;
    u32 table_maximum_size;
    u64 table_ptr;
};
}