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Kernel/Storage: Add support for IDE controllers in PCI native mode

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Also handle native and compatibility channel modes together, so if only
one IDE channel was set to work on PCI native mode, we need to handle it
separately, so the other channel continue to operate with the legacy IO
ports and interrupt line.
This commit is contained in:
Liav A 2021-03-27 21:44:25 +03:00 • committed by Andreas Kling
parent 627cfe017c
commit 2718d7c74c
6 changed files with 96 additions and 25 deletions
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3
Kernel/Storage/IDEChannel.h
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@ -106,6 +106,7 @@ public:
public:
static NonnullRefPtr<IDEChannel> create(const IDEController&, IOAddressGroup, ChannelType type);
static NonnullRefPtr<IDEChannel> create(const IDEController&, u8 irq, IOAddressGroup, ChannelType type);
virtual ~IDEChannel() override;
RefPtr<StorageDevice> master_device() const;
@ -117,6 +118,7 @@ public:
private:
void complete_current_request(AsyncDeviceRequest::RequestResult);
void initialize();
protected:
enum class LBAMode : u8 {
@ -131,6 +133,7 @@ protected:
};
IDEChannel(const IDEController&, IOAddressGroup, ChannelType type);
IDEChannel(const IDEController&, u8 irq, IOAddressGroup, ChannelType type);
//^ IRQHandler
virtual void handle_irq(const RegisterState&) override;