136 lines
4.3 KiB
C
136 lines
4.3 KiB
C
|
/**
|
||
|
|
* \file
|
||
|
|
*
|
||
|
|
* \brief Common API for USB Device Interface
|
||
|
|
*
|
||
|
|
* Copyright (c) 2009-2015 Atmel Corporation. All rights reserved.
|
||
|
|
*
|
||
|
|
* \asf_license_start
|
||
|
|
*
|
||
|
|
* \page License
|
||
|
|
*
|
||
|
|
* Redistribution and use in source and binary forms, with or without
|
||
|
|
* modification, are permitted provided that the following conditions are met:
|
||
|
|
*
|
||
|
|
* 1. Redistributions of source code must retain the above copyright notice,
|
||
|
|
* this list of conditions and the following disclaimer.
|
||
|
|
*
|
||
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
||
|
|
* this list of conditions and the following disclaimer in the documentation
|
||
|
|
* and/or other materials provided with the distribution.
|
||
|
|
*
|
||
|
|
* 3. The name of Atmel may not be used to endorse or promote products derived
|
||
|
|
* from this software without specific prior written permission.
|
||
|
|
*
|
||
|
|
* 4. This software may only be redistributed and used in connection with an
|
||
|
|
* Atmel microcontroller product.
|
||
|
|
*
|
||
|
|
* 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
|
||
|
|
* EXPRESSLY AND SPECIFICALLY 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.
|
||
|
|
*
|
||
|
|
* \asf_license_stop
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
/*
|
||
|
|
* Support and FAQ: visit <a href="http://www.atmel.com/design-support/">Atmel Support</a>
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _UDC_DESC_H_
|
||
|
|
#define _UDC_DESC_H_
|
||
|
|
|
||
|
|
#include "conf_usb.h"
|
||
|
|
#include "usb_protocol.h"
|
||
|
|
#include "udi.h"
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
extern "C" {
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \ingroup udc_group
|
||
|
|
* \defgroup udc_desc_group USB Device Descriptor
|
||
|
|
*
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \brief Defines the memory's location of USB descriptors
|
||
|
|
*
|
||
|
|
* By default the Descriptor is stored in RAM
|
||
|
|
* (UDC_DESC_STORAGE is defined empty).
|
||
|
|
*
|
||
|
|
* If you have need to free RAM space,
|
||
|
|
* it is possible to put descriptor in flash in following case:
|
||
|
|
* - USB driver authorize flash transfer (USBB on UC3 and USB on Mega)
|
||
|
|
* - USB Device is not high speed (UDC no need to change USB descriptors)
|
||
|
|
*
|
||
|
|
* For UC3 application used "const".
|
||
|
|
*
|
||
|
|
* For Mega application used "code".
|
||
|
|
*/
|
||
|
|
#define UDC_DESC_STORAGE
|
||
|
|
// Descriptor storage in internal RAM
|
||
|
|
#if (defined UDC_DATA_USE_HRAM_SUPPORT)
|
||
|
|
# if defined(__GNUC__)
|
||
|
|
# define UDC_DATA(x) COMPILER_WORD_ALIGNED __attribute__((__section__(".data_hram0")))
|
||
|
|
# define UDC_BSS(x) COMPILER_ALIGNED(x) __attribute__((__section__(".bss_hram0")))
|
||
|
|
# elif defined(__ICCAVR32__)
|
||
|
|
# define UDC_DATA(x) COMPILER_ALIGNED(x) __data32
|
||
|
|
# define UDC_BSS(x) COMPILER_ALIGNED(x) __data32
|
||
|
|
# endif
|
||
|
|
#else
|
||
|
|
# define UDC_DATA(x) COMPILER_ALIGNED(x)
|
||
|
|
# define UDC_BSS(x) COMPILER_ALIGNED(x)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \brief Configuration descriptor and UDI link for one USB speed
|
||
|
|
*/
|
||
|
|
typedef struct {
|
||
|
|
//! USB configuration descriptor
|
||
|
|
usb_conf_desc_t UDC_DESC_STORAGE *desc;
|
||
|
|
//! Array of UDI API pointer
|
||
|
|
udi_api_t UDC_DESC_STORAGE *UDC_DESC_STORAGE * udi_apis;
|
||
|
|
} udc_config_speed_t;
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \brief All information about the USB Device
|
||
|
|
*/
|
||
|
|
typedef struct {
|
||
|
|
//! USB device descriptor for low or full speed
|
||
|
|
usb_dev_desc_t UDC_DESC_STORAGE *confdev_lsfs;
|
||
|
|
//! USB configuration descriptor and UDI API pointers for low or full speed
|
||
|
|
udc_config_speed_t UDC_DESC_STORAGE *conf_lsfs;
|
||
|
|
#ifdef USB_DEVICE_HS_SUPPORT
|
||
|
|
//! USB device descriptor for high speed
|
||
|
|
usb_dev_desc_t UDC_DESC_STORAGE *confdev_hs;
|
||
|
|
//! USB device qualifier, only use in high speed mode
|
||
|
|
usb_dev_qual_desc_t UDC_DESC_STORAGE *qualifier;
|
||
|
|
//! USB configuration descriptor and UDI API pointers for high speed
|
||
|
|
udc_config_speed_t UDC_DESC_STORAGE *conf_hs;
|
||
|
|
#endif
|
||
|
|
usb_dev_bos_desc_t UDC_DESC_STORAGE *conf_bos;
|
||
|
|
} udc_config_t;
|
||
|
|
|
||
|
|
//! Global variables of USB Device Descriptor and UDI links
|
||
|
|
extern UDC_DESC_STORAGE udc_config_t udc_config;
|
||
|
|
|
||
|
|
//@}
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
#endif // _UDC_DESC_H_
|