mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2025-05-17 16:42:54 +00:00
33 lines
1.1 KiB
C++
33 lines
1.1 KiB
C++
/*
|
|
* Copyright (c) 2021, Liav A. <liavalb@hotmail.co.il>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <AK/Vector.h>
|
|
#include <Kernel/Bus/PCI/Definitions.h>
|
|
#include <Kernel/FileSystem/SysFS/Component.h>
|
|
#include <Kernel/FileSystem/SysFS/Subsystems/Bus/PCI/DeviceDirectory.h>
|
|
|
|
namespace Kernel {
|
|
|
|
class PCIDeviceAttributeSysFSComponent : public SysFSComponent {
|
|
public:
|
|
static NonnullRefPtr<PCIDeviceAttributeSysFSComponent> create(PCIDeviceSysFSDirectory const& device, PCI::RegisterOffset offset, size_t field_bytes_width);
|
|
|
|
virtual ErrorOr<size_t> read_bytes(off_t, size_t, UserOrKernelBuffer&, OpenFileDescription*) const override;
|
|
virtual ~PCIDeviceAttributeSysFSComponent() {};
|
|
|
|
virtual StringView name() const override;
|
|
|
|
protected:
|
|
ErrorOr<NonnullOwnPtr<KBuffer>> try_to_generate_buffer() const;
|
|
PCIDeviceAttributeSysFSComponent(PCIDeviceSysFSDirectory const& device, PCI::RegisterOffset offset, size_t field_bytes_width);
|
|
NonnullRefPtr<PCIDeviceSysFSDirectory> m_device;
|
|
PCI::RegisterOffset m_offset;
|
|
size_t m_field_bytes_width;
|
|
};
|
|
|
|
}
|