forked from Bananymous/banan-os
88 lines
2.0 KiB
C++
88 lines
2.0 KiB
C++
#pragma once
|
|
|
|
#include <BAN/ByteSpan.h>
|
|
#include <BAN/NoCopyMove.h>
|
|
|
|
#include <kernel/Memory/DMARegion.h>
|
|
#include <kernel/USB/USBManager.h>
|
|
#include <kernel/USB/Controller.h>
|
|
|
|
namespace Kernel
|
|
{
|
|
|
|
class USBClassDriver
|
|
{
|
|
BAN_NON_COPYABLE(USBClassDriver);
|
|
BAN_NON_MOVABLE(USBClassDriver);
|
|
|
|
public:
|
|
USBClassDriver() = default;
|
|
virtual ~USBClassDriver() = default;
|
|
|
|
virtual void handle_input_data(BAN::ConstByteSpan, uint8_t endpoint_id) = 0;
|
|
};
|
|
|
|
class USBDevice
|
|
{
|
|
BAN_NON_COPYABLE(USBDevice);
|
|
BAN_NON_MOVABLE(USBDevice);
|
|
|
|
public:
|
|
struct EndpointDescriptor
|
|
{
|
|
USBEndpointDescriptor descriptor;
|
|
};
|
|
|
|
struct InterfaceDescriptor
|
|
{
|
|
USBInterfaceDescriptor descriptor;
|
|
BAN::Vector<EndpointDescriptor> endpoints;
|
|
BAN::Vector<BAN::Vector<uint8_t>> misc_descriptors;
|
|
};
|
|
|
|
struct ConfigurationDescriptor
|
|
{
|
|
USBConfigurationDescriptor desciptor;
|
|
BAN::Vector<InterfaceDescriptor> interfaces;
|
|
};
|
|
|
|
struct DeviceDescriptor
|
|
{
|
|
USBDeviceDescriptor descriptor;
|
|
BAN::Vector<ConfigurationDescriptor> configurations;
|
|
};
|
|
|
|
public:
|
|
USBDevice(USB::SpeedClass speed_class)
|
|
: m_speed_class(speed_class)
|
|
{}
|
|
virtual ~USBDevice() = default;
|
|
|
|
BAN::ErrorOr<void> initialize();
|
|
|
|
const BAN::Vector<ConfigurationDescriptor>& configurations() { return m_descriptor.configurations; }
|
|
|
|
virtual BAN::ErrorOr<void> initialize_endpoint(const USBEndpointDescriptor&) = 0;
|
|
virtual BAN::ErrorOr<size_t> send_request(const USBDeviceRequest&, paddr_t buffer) = 0;
|
|
|
|
static USB::SpeedClass determine_speed_class(uint64_t bits_per_second);
|
|
|
|
protected:
|
|
void handle_input_data(BAN::ConstByteSpan, uint8_t endpoint_id);
|
|
virtual BAN::ErrorOr<void> initialize_control_endpoint() = 0;
|
|
|
|
private:
|
|
BAN::ErrorOr<ConfigurationDescriptor> parse_configuration(size_t index);
|
|
|
|
protected:
|
|
const USB::SpeedClass m_speed_class;
|
|
|
|
private:
|
|
DeviceDescriptor m_descriptor;
|
|
BAN::UniqPtr<DMARegion> m_dma_buffer;
|
|
|
|
BAN::Vector<BAN::UniqPtr<USBClassDriver>> m_class_drivers;
|
|
};
|
|
|
|
}
|