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https://github.com/fergalmoran/ladybird.git
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2cb86c1309
Nobody uses this functionality. I used this code on my old 2007 ICH7 test machine about a year ago, but bare metal is a small aspect of the project, so it's safe to assume that nobody really tests this piece of code. Therefore, let's drop this for good and focus on more modern hardware.
78 lines
2.7 KiB
C++
78 lines
2.7 KiB
C++
/*
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* Copyright (c) 2020-2022, 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/IntrusiveList.h>
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#include <AK/Types.h>
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#include <Kernel/Devices/Storage/SD/SDHostController.h>
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#include <Kernel/Devices/Storage/StorageController.h>
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#include <Kernel/Devices/Storage/StorageDevice.h>
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#include <Kernel/Devices/Storage/StorageDevicePartition.h>
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#include <Kernel/FileSystem/FileSystem.h>
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#include <Kernel/Library/NonnullLockRefPtr.h>
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#include <LibPartition/PartitionTable.h>
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namespace Kernel {
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class AHCIController;
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class NVMeController;
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class StorageManagement {
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public:
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StorageManagement();
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void initialize(bool nvme_poll);
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static StorageManagement& the();
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bool determine_boot_device(StringView boot_argument);
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NonnullRefPtr<FileSystem> root_filesystem() const;
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static MajorNumber storage_type_major_number();
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static MinorNumber generate_storage_minor_number();
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static MinorNumber generate_partition_minor_number();
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static u32 generate_controller_id();
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static u32 generate_relative_nvme_controller_id(Badge<NVMeController>);
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static u32 generate_relative_ahci_controller_id(Badge<AHCIController>);
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static u32 generate_relative_sd_controller_id(Badge<SDHostController>);
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void add_device(StorageDevice&);
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void remove_device(StorageDevice&);
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private:
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void enumerate_pci_controllers(bool nvme_poll);
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void enumerate_storage_devices();
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ErrorOr<void> enumerate_device_partitions(StorageDevice&);
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void enumerate_disk_partitions();
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void determine_boot_device_with_partition_uuid();
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void resolve_partition_from_boot_device_parameter(StorageDevice const& chosen_storage_device, StringView boot_device_prefix);
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void determine_boot_device_with_logical_unit_number();
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void determine_block_boot_device();
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void determine_nvme_boot_device();
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void determine_sd_boot_device();
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void determine_ata_boot_device();
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void determine_hardware_relative_boot_device(StringView relative_hardware_prefix, Function<bool(StorageDevice const&)> filter_device_callback);
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Array<unsigned, 3> extract_boot_device_address_parameters(StringView device_prefix);
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Optional<unsigned> extract_boot_device_partition_number_parameter(StringView device_prefix);
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void dump_storage_devices_and_partitions() const;
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ErrorOr<NonnullOwnPtr<Partition::PartitionTable>> try_to_initialize_partition_table(StorageDevice&) const;
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LockRefPtr<BlockDevice> boot_block_device() const;
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StringView m_boot_argument;
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LockWeakPtr<BlockDevice> m_boot_block_device;
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Vector<NonnullRefPtr<StorageController>> m_controllers;
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IntrusiveList<&StorageDevice::m_list_node> m_storage_devices;
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};
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}
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