RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-26 05:07:35 +00:00
Code Issues Activity Actions

Kernel/SysFS: Stop cluttering the codebase with pieces of SysFS parts

Browse source 
Instead, start to put everything in one place to resemble the directory
structure of the SysFS when actually using it.
This commit is contained in:
Liav A 2022-04-22 09:44:31 +03:00 • committed by Andreas Kling
parent cba4750921
commit 290eb53cb5
22 changed files with 26 additions and 26 deletions
Download patch file Download diff file Expand all files Collapse all files

56
Kernel/FileSystem/SysFS/Subsystems/Bus/PCI/SysFSPCI.h Normal file
View file

@ -0,0 +1,56 @@
/*
* 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.h>
namespace Kernel::PCI {
class PCIBusSysFSDirectory final : public SysFSDirectory {
public:
static void initialize();
virtual StringView name() const override { return "pci"sv; }
private:
PCIBusSysFSDirectory();
};
class PCIDeviceSysFSDirectory final : public SysFSDirectory {
public:
static NonnullRefPtr<PCIDeviceSysFSDirectory> create(SysFSDirectory const&, Address);
Address const& address() const { return m_address; }
virtual StringView name() const override { return m_device_directory_name->view(); }
private:
PCIDeviceSysFSDirectory(NonnullOwnPtr<KString> device_directory_name, SysFSDirectory const&, Address);
Address m_address;
NonnullOwnPtr<KString> m_device_directory_name;
};
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;
};
}