RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-27 07:37:46 +00:00
Code Issues Activity Actions

Kernel/PCI: Propagate usage of DeviceIdentifier everywhere

Browse source 
This allows us to remove a bunch of PCI API functions, and instead to
leverage the cached data from DeviceIdentifier object in many places.
This commit is contained in:
Liav A 2021-09-23 10:20:54 +03:00 • committed by Andreas Kling
parent da327746a2
commit 057f5a12c2
40 changed files with 150 additions and 186 deletions
Download patch file Download diff file Expand all files Collapse all files

4
Kernel/Bus/USB/UHCI/UHCIController.cpp
View file

@ -62,10 +62,10 @@ static constexpr u16 UCHI_PORTSC_NON_WRITE_CLEAR_BIT_MASK = 0x1FF5; // This is u
static constexpr u8 UHCI_NUMBER_OF_ISOCHRONOUS_TDS = 128;
static constexpr u16 UHCI_NUMBER_OF_FRAMES = 1024;
KResultOr<NonnullRefPtr<UHCIController>> UHCIController::try_to_initialize(PCI::Address address)
KResultOr<NonnullRefPtr<UHCIController>> UHCIController::try_to_initialize(PCI::DeviceIdentifier const& pci_device_identifier)
{
// NOTE: This assumes that address is pointing to a valid UHCI controller.
auto controller = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) UHCIController(address)));
auto controller = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) UHCIController(pci_device_identifier.address())));
TRY(controller->initialize());
return controller;
}

2
Kernel/Bus/USB/UHCI/UHCIController.h
View file

@ -33,7 +33,7 @@ class UHCIController final
public:
static constexpr u8 NUMBER_OF_ROOT_PORTS = 2;
static KResultOr<NonnullRefPtr<UHCIController>> try_to_initialize(PCI::Address address);
static KResultOr<NonnullRefPtr<UHCIController>> try_to_initialize(PCI::DeviceIdentifier const& pci_device_identifier);
virtual ~UHCIController() override;
virtual StringView purpose() const override { return "UHCI"; }

2
Kernel/Bus/USB/USBManagement.cpp
View file

@ -34,7 +34,7 @@ UNMAP_AFTER_INIT void USBManagement::enumerate_controllers()
if (kernel_command_line().disable_uhci_controller())
return;
if (auto uhci_controller_or_error = UHCIController::try_to_initialize(address); !uhci_controller_or_error.is_error())
if (auto uhci_controller_or_error = UHCIController::try_to_initialize(device_identifier); !uhci_controller_or_error.is_error())
m_controllers.append(uhci_controller_or_error.release_value());
return;