mirror of
https://github.com/RGBCube/serenity
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43 lines
1.9 KiB
C++
43 lines
1.9 KiB
C++
/*
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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 <Kernel/Bus/PCI/API.h>
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#include <Kernel/Bus/PCI/Access.h>
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#include <Kernel/Devices/Storage/StorageDevice.h>
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#include <Kernel/FileSystem/SysFS/Subsystems/Devices/Storage/DeviceAttribute.h>
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#include <Kernel/FileSystem/SysFS/Subsystems/Devices/Storage/DeviceDirectory.h>
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#include <Kernel/Sections.h>
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namespace Kernel {
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StorageDevice const& StorageDeviceSysFSDirectory::device(Badge<StorageDeviceAttributeSysFSComponent>) const
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{
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return *m_device;
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}
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NonnullRefPtr<StorageDeviceSysFSDirectory> StorageDeviceSysFSDirectory::create(SysFSDirectory const& parent_directory, StorageDevice const& device)
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{
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// FIXME: Handle allocation failure gracefully
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auto lun_address = device.logical_unit_number_address();
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auto device_name = MUST(KString::formatted("{:02x}:{:02x}.{}", lun_address.controller_id, lun_address.target_id, lun_address.disk_id));
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auto directory = adopt_ref(*new (nothrow) StorageDeviceSysFSDirectory(move(device_name), parent_directory, device));
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MUST(directory->m_child_components.with([&](auto& list) -> ErrorOr<void> {
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list.append(StorageDeviceAttributeSysFSComponent::must_create(*directory, StorageDeviceAttributeSysFSComponent::Type::EndLBA));
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list.append(StorageDeviceAttributeSysFSComponent::must_create(*directory, StorageDeviceAttributeSysFSComponent::Type::SectorSize));
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list.append(StorageDeviceAttributeSysFSComponent::must_create(*directory, StorageDeviceAttributeSysFSComponent::Type::CommandSet));
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return {};
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}));
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return directory;
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}
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StorageDeviceSysFSDirectory::StorageDeviceSysFSDirectory(NonnullOwnPtr<KString> device_directory_name, SysFSDirectory const& parent_directory, StorageDevice const& device)
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: SysFSDirectory(parent_directory)
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, m_device(device)
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, m_device_directory_name(move(device_directory_name))
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{
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}
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}
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