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Kernel/USB: Add Hubs and the UHCI Root Hub

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Luke 2021-08-13 20:47:13 +01:00 • committed by Andreas Kling
parent 9dcd146ab4
commit da0a1068e9
11 changed files with 1009 additions and 100 deletions
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18
Kernel/Bus/USB/USBDevice.h
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@ -35,9 +35,10 @@ public:
static KResultOr<NonnullRefPtr<Device>> try_create(USBController const&, PortNumber, DeviceSpeed);
Device(USBController const&, PortNumber, DeviceSpeed, NonnullOwnPtr<Pipe> default_pipe);
~Device();
Device(Device const& device, NonnullOwnPtr<Pipe> default_pipe);
virtual ~Device();
KResult enumerate();
KResult enumerate_device();
PortNumber port() const { return m_device_port; }
DeviceSpeed speed() const { return m_device_speed; }
@ -46,7 +47,12 @@ public:
const USBDeviceDescriptor& device_descriptor() const { return m_device_descriptor; }
private:
USBController& controller() { return *m_controller; }
USBController const& controller() const { return *m_controller; }
protected:
Device(NonnullRefPtr<USBController> controller, u8 address, PortNumber port, DeviceSpeed speed, NonnullOwnPtr<Pipe> default_pipe);
PortNumber m_device_port; // What port is this device attached to
DeviceSpeed m_device_speed; // What speed is this device running at
u8 m_address { 0 }; // USB address assigned to this device
@ -58,5 +64,11 @@ private:
NonnullRefPtr<USBController> m_controller;
NonnullOwnPtr<Pipe> m_default_pipe; // Default communication pipe (endpoint0) used during enumeration
private:
IntrusiveListNode<Device, NonnullRefPtr<Device>> m_hub_child_node;
public:
using List = IntrusiveList<Device, NonnullRefPtr<Device>, &Device::m_hub_child_node>;
};
}