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https://github.com/RGBCube/serenity
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1102089f9f
In the near future, we will be able to figure out connections between storage devices and their partitions, so there's no need to hardcode 16 partitions per storage device - each storage device should be able to have "infinite" count of partitions in it, and we should be able to use and figure out about them.
62 lines
1.7 KiB
C++
62 lines
1.7 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/NonnullRefPtr.h>
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#include <AK/NonnullRefPtrVector.h>
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#include <AK/Types.h>
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#include <Kernel/FileSystem/FileSystem.h>
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#include <Kernel/Storage/DiskPartition.h>
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#include <Kernel/Storage/StorageController.h>
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#include <Kernel/Storage/StorageDevice.h>
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#include <LibPartition/PartitionTable.h>
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namespace Kernel {
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class StorageManagement {
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public:
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StorageManagement();
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static bool initialized();
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void initialize(StringView boot_argument, bool force_pio, bool nvme_poll);
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static StorageManagement& the();
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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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void remove_device(StorageDevice&);
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private:
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bool boot_argument_contains_partition_uuid();
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void enumerate_pci_controllers(bool force_pio, bool nvme_poll);
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void enumerate_storage_devices();
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void enumerate_disk_partitions();
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void determine_boot_device();
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void determine_boot_device_with_partition_uuid();
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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&) const;
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RefPtr<BlockDevice> boot_block_device() const;
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StringView m_boot_argument;
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WeakPtr<BlockDevice> m_boot_block_device;
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NonnullRefPtrVector<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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