jcs.org
Serenity Operating System
1/*
2 * Copyright (c) 2020-2022, Liav A. <liavalb@hotmail.co.il>
3 *
4 * SPDX-License-Identifier: BSD-2-Clause
5 */
6
7#pragma once
8
9#include <AK/OwnPtr.h>
10#include <AK/Types.h>
11#include <Kernel/Library/LockRefPtr.h>
12#include <Kernel/Storage/ATA/ATAController.h>
13#include <Kernel/Storage/StorageDevice.h>
14
15namespace Kernel {
16
17class AsyncBlockDeviceRequest;
18class IDEChannel;
19class IDEController : public ATAController {
20public:
21 static NonnullLockRefPtr<IDEController> initialize();
22 virtual ~IDEController() override;
23
24 virtual LockRefPtr<StorageDevice> device(u32 index) const override final;
25 virtual bool reset() override final;
26 virtual bool shutdown() override final;
27 virtual size_t devices_count() const override final;
28 virtual void start_request(ATADevice const&, AsyncBlockDeviceRequest&) override final;
29 virtual void complete_current_request(AsyncDeviceRequest::RequestResult) override final;
30
31protected:
32 IDEController();
33
34 LockRefPtr<StorageDevice> device_by_channel_and_position(u32 index) const;
35 Vector<NonnullLockRefPtr<IDEChannel>> m_channels;
36};
37}