sdk/banjo/fuchsia.hardware.usb.descriptor/usb.banjo

// Copyright 2021 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

library fuchsia.hardware.usb.descriptor;

// USB standard descriptor specifications.
enum UsbSpeed : uint32 {
    undefined = 0;
    full = 1;
    low = 2;
    high = 3;
    super = 4;
};

[Packed]
struct UsbSetup {
    uint8 bmRequestType;
    uint8 bRequest;
    uint16 wValue;
    uint16 wIndex;
    uint16 wLength;
};

[Packed]
struct UsbDeviceDescriptor {
    uint8 bLength;
    uint8 bDescriptorType;
    uint16 bcdUsb;
    uint8 bDeviceClass;
    uint8 bDeviceSubClass;
    uint8 bDeviceProtocol;
    uint8 bMaxPacketSize0;
    uint16 idVendor;
    uint16 idProduct;
    uint16 bcdDevice;
    uint8 iManufacturer;
    uint8 iProduct;
    uint8 iSerialNumber;
    uint8 bNumConfigurations;
};

[Packed]
struct UsbSsEpCompDescriptor {
    uint8 bLength;
    uint8 bDescriptorType;
    uint8 bMaxBurst;
    uint8 bmAttributes;
    uint16 wBytesPerInterval;
};

[Packed]
struct UsbEndpointDescriptor {
    uint8 bLength;
    uint8 bDescriptorType;
    uint8 bEndpointAddress;
    uint8 bmAttributes;
    uint16 wMaxPacketSize;
    uint8 bInterval;
};

[Packed]
struct UsbInterfaceDescriptor {
    uint8 bLength;
    uint8 bDescriptorType;
    uint8 bInterfaceNumber;
    uint8 bAlternateSetting;
    uint8 bNumEndpoints;
    uint8 bInterfaceClass;
    uint8 bInterfaceSubClass;
    uint8 bInterfaceProtocol;
    uint8 iInterface;
};