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4dc3617f3c
Like what happened with the PCI and USB code, this feels like the right thing to do because we can improve on the ATA capabilities and keep it distinguished from the rest of the subsystem.
51 lines
1.6 KiB
C++
51 lines
1.6 KiB
C++
/*
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* Copyright (c) 2020, 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/OwnPtr.h>
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#include <AK/RefPtr.h>
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#include <AK/Types.h>
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#include <Kernel/Storage/ATA/ATAController.h>
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#include <Kernel/Storage/ATA/IDEChannel.h>
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#include <Kernel/Storage/StorageDevice.h>
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namespace Kernel {
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class AsyncBlockDeviceRequest;
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class IDEController final : public ATAController
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, public PCI::Device {
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AK_MAKE_ETERNAL
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public:
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static NonnullRefPtr<IDEController> initialize(PCI::DeviceIdentifier const&, bool force_pio);
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virtual ~IDEController() override;
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virtual RefPtr<StorageDevice> device(u32 index) const override;
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virtual bool reset() override;
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virtual bool shutdown() override;
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virtual size_t devices_count() const override;
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virtual void start_request(const ATADevice&, AsyncBlockDeviceRequest&) override;
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virtual void complete_current_request(AsyncDeviceRequest::RequestResult) override;
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bool is_bus_master_capable() const;
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bool is_pci_native_mode_enabled() const;
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private:
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bool is_pci_native_mode_enabled_on_primary_channel() const;
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bool is_pci_native_mode_enabled_on_secondary_channel() const;
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IDEController(PCI::DeviceIdentifier const&, bool force_pio);
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RefPtr<StorageDevice> device_by_channel_and_position(u32 index) const;
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void initialize(bool force_pio);
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void detect_disks();
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NonnullRefPtrVector<IDEChannel> m_channels;
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// FIXME: Find a better way to get the ProgrammingInterface
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PCI::ProgrammingInterface m_prog_if;
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PCI::InterruptLine m_interrupt_line;
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};
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}
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