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https://github.com/RGBCube/serenity
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500b7b08d6
The Storage subsystem, like the Audio and HID subsystems, exposes Unix device files (for example, in the /dev directory). To ensure consistency across the repository, we should make the Storage subsystem to reside in the Kernel/Devices directory like the two other mentioned subsystems.
25 lines
1 KiB
C++
25 lines
1 KiB
C++
/*
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* Copyright (c) 2022, Pankaj R <pankydev8@gmail.com>
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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 <Kernel/Devices/Storage/NVMe/NVMeQueue.h>
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namespace Kernel {
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class NVMePollQueue : public NVMeQueue {
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public:
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static ErrorOr<NonnullLockRefPtr<NVMePollQueue>> try_create(NonnullOwnPtr<Memory::Region> rw_dma_region, NonnullRefPtr<Memory::PhysicalPage> rw_dma_page, u16 qid, u32 q_depth, OwnPtr<Memory::Region> cq_dma_region, OwnPtr<Memory::Region> sq_dma_region, Memory::TypedMapping<DoorbellRegister volatile> db_regs);
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void submit_sqe(NVMeSubmission& submission) override;
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virtual ~NVMePollQueue() override {};
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protected:
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NVMePollQueue(NonnullOwnPtr<Memory::Region> rw_dma_region, NonnullRefPtr<Memory::PhysicalPage> rw_dma_page, u16 qid, u32 q_depth, OwnPtr<Memory::Region> cq_dma_region, OwnPtr<Memory::Region> sq_dma_region, Memory::TypedMapping<DoorbellRegister volatile> db_regs);
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private:
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virtual void complete_current_request(u16 cmdid, u16 status) override;
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};
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}
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