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https://github.com/RGBCube/serenity
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Kernel/SysFS: Remove derived BIOSSysFSComponent classes
These are not needed, because both do exactly the same thing, so we can move the code to the BIOSSysFSComponent class.
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parent
23c1c40e86
commit
30b58cd06c
8 changed files with 49 additions and 150 deletions
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/*
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* Copyright (c) 2022, Liav A. <liavalb@hotmail.co.il>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/StringView.h>
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#include <Kernel/FileSystem/OpenFileDescription.h>
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#include <Kernel/FileSystem/SysFS/Subsystems/Firmware/BIOS/DMI/EntryPointBlob.h>
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#include <Kernel/KBufferBuilder.h>
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#include <Kernel/Memory/MemoryManager.h>
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#include <Kernel/Memory/TypedMapping.h>
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#include <Kernel/Sections.h>
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namespace Kernel {
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UNMAP_AFTER_INIT NonnullRefPtr<DMIEntryPointExposedBlob> DMIEntryPointExposedBlob::must_create(PhysicalAddress dmi_entry_point, size_t blob_size)
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{
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return adopt_ref(*new (nothrow) DMIEntryPointExposedBlob(dmi_entry_point, blob_size));
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}
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UNMAP_AFTER_INIT DMIEntryPointExposedBlob::DMIEntryPointExposedBlob(PhysicalAddress dmi_entry_point, size_t blob_size)
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: BIOSSysFSComponent()
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, m_dmi_entry_point(dmi_entry_point)
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, m_dmi_entry_point_length(blob_size)
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{
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}
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ErrorOr<NonnullOwnPtr<KBuffer>> DMIEntryPointExposedBlob::try_to_generate_buffer() const
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{
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auto dmi_blob = TRY(Memory::map_typed<u8>((m_dmi_entry_point), m_dmi_entry_point_length));
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return KBuffer::try_create_with_bytes(Span<u8> { dmi_blob.ptr(), m_dmi_entry_point_length });
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}
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}
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/*
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* Copyright (c) 2022, Liav A. <liavalb@hotmail.co.il>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/RefPtr.h>
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#include <AK/Types.h>
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#include <AK/Vector.h>
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#include <Kernel/FileSystem/SysFS/Subsystems/Firmware/BIOS/Component.h>
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#include <Kernel/FileSystem/SysFS/Subsystems/Firmware/BIOS/DMI/Definitions.h>
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#include <Kernel/KBuffer.h>
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#include <Kernel/Memory/Region.h>
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#include <Kernel/PhysicalAddress.h>
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namespace Kernel {
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class DMIEntryPointExposedBlob final : public BIOSSysFSComponent {
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public:
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virtual StringView name() const override { return "smbios_entry_point"sv; }
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static NonnullRefPtr<DMIEntryPointExposedBlob> must_create(PhysicalAddress dmi_entry_point, size_t blob_size);
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private:
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DMIEntryPointExposedBlob(PhysicalAddress dmi_entry_point, size_t blob_size);
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virtual ErrorOr<NonnullOwnPtr<KBuffer>> try_to_generate_buffer() const override;
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virtual size_t size() const override { return m_dmi_entry_point_length; }
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PhysicalAddress m_dmi_entry_point;
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size_t const m_dmi_entry_point_length { 0 };
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};
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}
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/*
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* Copyright (c) 2022, Liav A. <liavalb@hotmail.co.il>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/StringView.h>
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#include <Kernel/FileSystem/OpenFileDescription.h>
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#include <Kernel/FileSystem/SysFS/Subsystems/Firmware/BIOS/DMI/Table.h>
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#include <Kernel/KBufferBuilder.h>
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#include <Kernel/Memory/TypedMapping.h>
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#include <Kernel/Sections.h>
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namespace Kernel {
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UNMAP_AFTER_INIT NonnullRefPtr<SMBIOSExposedTable> SMBIOSExposedTable::must_create(PhysicalAddress smbios_structure_table, size_t smbios_structure_table_length)
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{
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return adopt_ref(*new (nothrow) SMBIOSExposedTable(smbios_structure_table, smbios_structure_table_length));
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}
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UNMAP_AFTER_INIT SMBIOSExposedTable::SMBIOSExposedTable(PhysicalAddress smbios_structure_table, size_t smbios_structure_table_length)
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: BIOSSysFSComponent()
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, m_smbios_structure_table(smbios_structure_table)
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, m_smbios_structure_table_length(smbios_structure_table_length)
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{
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}
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ErrorOr<NonnullOwnPtr<KBuffer>> SMBIOSExposedTable::try_to_generate_buffer() const
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{
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auto dmi_blob = TRY(Memory::map_typed<u8>((m_smbios_structure_table), m_smbios_structure_table_length));
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return KBuffer::try_create_with_bytes(Span<u8> { dmi_blob.ptr(), m_smbios_structure_table_length });
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}
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}
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/*
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* Copyright (c) 2022, Liav A. <liavalb@hotmail.co.il>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/RefPtr.h>
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#include <AK/Types.h>
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#include <AK/Vector.h>
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#include <Kernel/FileSystem/SysFS/Subsystems/Firmware/BIOS/Component.h>
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#include <Kernel/KBuffer.h>
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#include <Kernel/Memory/Region.h>
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#include <Kernel/PhysicalAddress.h>
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namespace Kernel {
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class SMBIOSExposedTable final : public BIOSSysFSComponent {
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public:
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virtual StringView name() const override { return "DMI"sv; }
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static NonnullRefPtr<SMBIOSExposedTable> must_create(PhysicalAddress, size_t blob_size);
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private:
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SMBIOSExposedTable(PhysicalAddress dmi_entry_point, size_t blob_size);
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virtual ErrorOr<NonnullOwnPtr<KBuffer>> try_to_generate_buffer() const override;
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virtual size_t size() const override { return m_smbios_structure_table_length; }
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PhysicalAddress m_smbios_structure_table;
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size_t const m_smbios_structure_table_length { 0 };
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};
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}
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