banan-os/kernel/include/kernel/Storage/ATAController.h

39 lines
906 B
C++

#pragma once
#include <kernel/PCI.h>
#include <kernel/SpinLock.h>
#include <kernel/Storage/StorageController.h>
namespace Kernel
{
class ATABus;
class ATAController final : public StorageController
{
public:
static BAN::ErrorOr<BAN::RefPtr<ATAController>> create(const PCIDevice&);
virtual BAN::Vector<BAN::RefPtr<StorageDevice>> devices() override;
private:
ATAController();
BAN::ErrorOr<void> initialize(const PCIDevice& device);
private:
ATABus* m_buses[2] { nullptr, nullptr };
friend class ATABus;
public:
virtual Mode mode() const override { return { Mode::IFCHR }; }
virtual uid_t uid() const override { return 0; }
virtual gid_t gid() const override { return 0; }
virtual dev_t rdev() const override { return m_rdev; }
virtual BAN::ErrorOr<size_t> read(size_t, void*, size_t) { return BAN::Error::from_errno(ENOTSUP); }
private:
const dev_t m_rdev;
};
}