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Kernel: Rename SysFS related classes in PCI code

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Give them names that sound related to SysFS.
This commit is contained in:
Andreas Kling 2021-07-11 01:31:48 +02:00
parent c74b3a310f
commit 5ec3f5433e
3 changed files with 32 additions and 32 deletions
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42
Kernel/Bus/PCI/Access.cpp
View file

@ -368,45 +368,45 @@ void Capability::write32(u32 field, u32 value)
PCI::write32(m_address, m_ptr + field, value); PCI::write32(m_address, m_ptr + field, value);
} }
UNMAP_AFTER_INIT NonnullRefPtr<ExposedDeviceFolder> ExposedDeviceFolder::create(const SysFSDirectory& parent_folder, Address address) UNMAP_AFTER_INIT NonnullRefPtr<PCIDeviceSysFSDirectory> PCIDeviceSysFSDirectory::create(const SysFSDirectory& parent_folder, Address address)
{ {
return adopt_ref(*new (nothrow) ExposedDeviceFolder(parent_folder, address)); return adopt_ref(*new (nothrow) PCIDeviceSysFSDirectory(parent_folder, address));
} }
UNMAP_AFTER_INIT ExposedDeviceFolder::ExposedDeviceFolder(const SysFSDirectory& parent_folder, Address address) UNMAP_AFTER_INIT PCIDeviceSysFSDirectory::PCIDeviceSysFSDirectory(const SysFSDirectory& parent_folder, Address address)
: SysFSDirectory(String::formatted("{:04x}:{:04x}:{:02x}.{}", address.seg(), address.bus(), address.device(), address.function()), parent_folder) : SysFSDirectory(String::formatted("{:04x}:{:04x}:{:02x}.{}", address.seg(), address.bus(), address.device(), address.function()), parent_folder)
{ {
m_components.append(ExposedAttribute::create("vendor", *this, PCI_VENDOR_ID, 2)); m_components.append(PCIDeviceAttributeSysFSComponent::create("vendor", *this, PCI_VENDOR_ID, 2));
m_components.append(ExposedAttribute::create("device_id", *this, PCI_DEVICE_ID, 2)); m_components.append(PCIDeviceAttributeSysFSComponent::create("device_id", *this, PCI_DEVICE_ID, 2));
m_components.append(ExposedAttribute::create("class", *this, PCI_CLASS, 1)); m_components.append(PCIDeviceAttributeSysFSComponent::create("class", *this, PCI_CLASS, 1));
m_components.append(ExposedAttribute::create("subclass", *this, PCI_SUBCLASS, 1)); m_components.append(PCIDeviceAttributeSysFSComponent::create("subclass", *this, PCI_SUBCLASS, 1));
m_components.append(ExposedAttribute::create("revision", *this, PCI_REVISION_ID, 1)); m_components.append(PCIDeviceAttributeSysFSComponent::create("revision", *this, PCI_REVISION_ID, 1));
m_components.append(ExposedAttribute::create("progif", *this, PCI_PROG_IF, 1)); m_components.append(PCIDeviceAttributeSysFSComponent::create("progif", *this, PCI_PROG_IF, 1));
m_components.append(ExposedAttribute::create("subsystem_vendor", *this, PCI_SUBSYSTEM_VENDOR_ID, 2)); m_components.append(PCIDeviceAttributeSysFSComponent::create("subsystem_vendor", *this, PCI_SUBSYSTEM_VENDOR_ID, 2));
m_components.append(ExposedAttribute::create("subsystem_id", *this, PCI_SUBSYSTEM_ID, 2)); m_components.append(PCIDeviceAttributeSysFSComponent::create("subsystem_id", *this, PCI_SUBSYSTEM_ID, 2));
} }
UNMAP_AFTER_INIT void BusExposedFolder::initialize() UNMAP_AFTER_INIT void PCIBusSysFSDirectory::initialize()
{ {
auto pci_folder = adopt_ref(*new (nothrow) BusExposedFolder()); auto pci_folder = adopt_ref(*new (nothrow) PCIBusSysFSDirectory());
SysFSComponentRegistry::the().register_new_component(pci_folder); SysFSComponentRegistry::the().register_new_component(pci_folder);
} }
UNMAP_AFTER_INIT BusExposedFolder::BusExposedFolder() UNMAP_AFTER_INIT PCIBusSysFSDirectory::PCIBusSysFSDirectory()
: SysFSDirectory("pci", SysFSComponentRegistry::the().root_folder()) : SysFSDirectory("pci", SysFSComponentRegistry::the().root_folder())
{ {
PCI::enumerate([&](const Address& address, ID) { PCI::enumerate([&](const Address& address, ID) {
auto pci_device = PCI::ExposedDeviceFolder::create(*this, address); auto pci_device = PCI::PCIDeviceSysFSDirectory::create(*this, address);
m_components.append(pci_device); m_components.append(pci_device);
}); });
} }
NonnullRefPtr<ExposedAttribute> ExposedAttribute::create(String name, const ExposedDeviceFolder& device, size_t offset, size_t field_bytes_width) NonnullRefPtr<PCIDeviceAttributeSysFSComponent> PCIDeviceAttributeSysFSComponent::create(String name, const PCIDeviceSysFSDirectory& device, size_t offset, size_t field_bytes_width)
{ {
return adopt_ref(*new (nothrow) ExposedAttribute(name, device, offset, field_bytes_width)); return adopt_ref(*new (nothrow) PCIDeviceAttributeSysFSComponent(name, device, offset, field_bytes_width));
} }
ExposedAttribute::ExposedAttribute(String name, const ExposedDeviceFolder& device, size_t offset, size_t field_bytes_width) PCIDeviceAttributeSysFSComponent::PCIDeviceAttributeSysFSComponent(String name, const PCIDeviceSysFSDirectory& device, size_t offset, size_t field_bytes_width)
: SysFSComponent(name) : SysFSComponent(name)
, m_device(device) , m_device(device)
, m_offset(offset) , m_offset(offset)
@ -414,7 +414,7 @@ ExposedAttribute::ExposedAttribute(String name, const ExposedDeviceFolder& devic
{ {
} }
KResultOr<size_t> ExposedAttribute::read_bytes(off_t offset, size_t count, UserOrKernelBuffer& buffer, FileDescription*) const KResultOr<size_t> PCIDeviceAttributeSysFSComponent::read_bytes(off_t offset, size_t count, UserOrKernelBuffer& buffer, FileDescription*) const
{ {
auto blob = try_to_generate_buffer(); auto blob = try_to_generate_buffer();
if (!blob) if (!blob)
@ -429,7 +429,7 @@ KResultOr<size_t> ExposedAttribute::read_bytes(off_t offset, size_t count, UserO
return nread; return nread;
} }
size_t ExposedAttribute::size() const size_t PCIDeviceAttributeSysFSComponent::size() const
{ {
auto buffer = try_to_generate_buffer(); auto buffer = try_to_generate_buffer();
if (!buffer) if (!buffer)
@ -437,7 +437,7 @@ size_t ExposedAttribute::size() const
return buffer->size(); return buffer->size();
} }
OwnPtr<KBuffer> ExposedAttribute::try_to_generate_buffer() const OwnPtr<KBuffer> PCIDeviceAttributeSysFSComponent::try_to_generate_buffer() const
{ {
String value; String value;
switch (m_field_bytes_width) { switch (m_field_bytes_width) {

20
Kernel/Bus/PCI/Access.h
View file

@ -14,37 +14,37 @@
namespace Kernel::PCI { namespace Kernel::PCI {
class BusExposedFolder final : public SysFSDirectory { class PCIBusSysFSDirectory final : public SysFSDirectory {
public: public:
static void initialize(); static void initialize();
private: private:
BusExposedFolder(); PCIBusSysFSDirectory();
}; };
class ExposedDeviceFolder final : public SysFSDirectory { class PCIDeviceSysFSDirectory final : public SysFSDirectory {
public: public:
static NonnullRefPtr<ExposedDeviceFolder> create(const SysFSDirectory&, Address); static NonnullRefPtr<PCIDeviceSysFSDirectory> create(const SysFSDirectory&, Address);
const Address& address() const { return m_address; } const Address& address() const { return m_address; }
private: private:
ExposedDeviceFolder(const SysFSDirectory&, Address); PCIDeviceSysFSDirectory(const SysFSDirectory&, Address);
Address m_address; Address m_address;
}; };
class ExposedAttribute : public SysFSComponent { class PCIDeviceAttributeSysFSComponent : public SysFSComponent {
public: public:
static NonnullRefPtr<ExposedAttribute> create(String name, const ExposedDeviceFolder& device, size_t offset, size_t field_bytes_width); static NonnullRefPtr<PCIDeviceAttributeSysFSComponent> create(String name, const PCIDeviceSysFSDirectory& device, size_t offset, size_t field_bytes_width);
virtual KResultOr<size_t> read_bytes(off_t, size_t, UserOrKernelBuffer&, FileDescription*) const override; virtual KResultOr<size_t> read_bytes(off_t, size_t, UserOrKernelBuffer&, FileDescription*) const override;
virtual ~ExposedAttribute() {}; virtual ~PCIDeviceAttributeSysFSComponent() {};
virtual size_t size() const override; virtual size_t size() const override;
protected: protected:
virtual OwnPtr<KBuffer> try_to_generate_buffer() const; virtual OwnPtr<KBuffer> try_to_generate_buffer() const;
ExposedAttribute(String name, const ExposedDeviceFolder& device, size_t offset, size_t field_bytes_width); PCIDeviceAttributeSysFSComponent(String name, const PCIDeviceSysFSDirectory& device, size_t offset, size_t field_bytes_width);
NonnullRefPtr<ExposedDeviceFolder> m_device; NonnullRefPtr<PCIDeviceSysFSDirectory> m_device;
size_t m_offset; size_t m_offset;
size_t m_field_bytes_width; size_t m_field_bytes_width;
}; };

2
Kernel/Bus/PCI/Initializer.cpp
View file

@ -51,7 +51,7 @@ UNMAP_AFTER_INIT void initialize()
VERIFY_NOT_REACHED(); VERIFY_NOT_REACHED();
} }
PCI::BusExposedFolder::initialize(); PCI::PCIBusSysFSDirectory::initialize();
PCI::enumerate([&](const Address& address, ID id) { PCI::enumerate([&](const Address& address, ID id) {
dmesgln("{} {}", address, id); dmesgln("{} {}", address, id);