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/* ----------------------------------------------------------------------------
* ATMEL Microcontroller Software Support
* ----------------------------------------------------------------------------
* Copyright (c) 2008, Atmel Corporation
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the disclaimer below.
*
* Atmel's name may not be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* ----------------------------------------------------------------------------
*/
/**
\unit
!!!Purpose
Class for manipulating USB device descriptors.
!!!Usage
- Declare a USBDeviceDescriptor instance as the device descriptor of a
USB device.
*/
#ifndef USBDEVICEDESCRIPTOR_H
#define USBDEVICEDESCRIPTOR_H
#include <board.h>
//------------------------------------------------------------------------------
// Definitions
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
/// \page "USB release numbers"
///
/// This page lists the codes of USB release numbers.
///
/// !Code
/// - USBDeviceDescriptor_USB2_00
/// The device supports USB 2.00.
#define USBDeviceDescriptor_USB2_00 0x0200
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// Types
//------------------------------------------------------------------------------
#ifdef __ICCARM__ // IAR
#pragma pack(1) // IAR
#define __attribute__(...) // IAR
#endif // IAR
//------------------------------------------------------------------------------
/// USB standard device descriptor structure.
//------------------------------------------------------------------------------
typedef struct {
/// Size of this descriptor in bytes.
unsigned char bLength;
/// Descriptor type (USBGenericDescriptor_DEVICE).
unsigned char bDescriptorType;
/// USB specification release number in BCD format.
unsigned short bcdUSB;
/// Device class code.
unsigned char bDeviceClass;
/// Device subclass code.
unsigned char bDeviceSubClass;
/// Device protocol code.
unsigned char bDeviceProtocol;
/// Maximum packet size of endpoint 0 (in bytes).
unsigned char bMaxPacketSize0;
/// Vendor ID.
unsigned short idVendor;
/// Product ID.
unsigned short idProduct;
/// Device release number in BCD format.
unsigned short bcdDevice;
/// Index of the manufacturer string descriptor.
unsigned char iManufacturer;
/// Index of the product string descriptor.
unsigned char iProduct;
/// Index of the serial number string descriptor.
unsigned char iSerialNumber;
/// Number of possible configurations for the device.
unsigned char bNumConfigurations;
} __attribute__ ((packed)) USBDeviceDescriptor; // GCC
#if defined(CHIP_USB_OTGHS)
typedef struct {
/// Size of this descriptor in bytes.
unsigned char bLength;
/// Descriptor type (USBGenericDescriptor_OTG).
unsigned char bDescriptorType;
/// Attribute Fields D7…2: Reserved D1: HNP support D0: SRP support
unsigned char bmAttributes;
} __attribute__ ((packed)) USBOtgDescriptor; // GCC
#endif
#ifdef __ICCARM__ // IAR
#pragma pack() // IAR
#endif // IAR
#endif //#ifndef USBDEVICEDESCRIPTOR_H
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