/*
  ******************************************************************************
  *
  * COPYRIGHT(c) 2020, China Mobile IOT
  *
  * 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. Neither the name of China Mobile IOT nor the names of its contributors
  *      may be used to endorse or promote products derived from this software
  *      without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS 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.
  *
  ******************************************************************************
  */ 

/**
 * @file usb_def.h
 * @author CMIOT
 * @version v1.0.0
 *
 * @COPYRIGHT(c) 2020, China Mobile IOT. All rights reserved.
 */
#ifndef __USB_DEF_H__
#define __USB_DEF_H__

/**
 * @addtogroup CM32M101A_USB_Driver
 * @{
 */

typedef enum _RECIPIENT_TYPE
{
    DEVICE_RECIPIENT,    /* Recipient device */
    INTERFACE_RECIPIENT, /* Recipient interface */
    ENDPOINT_RECIPIENT,  /* Recipient endpoint */
    OTHER_RECIPIENT
} RECIPIENT_TYPE;

typedef enum _STANDARD_REQUESTS
{
    GET_STATUS = 0,
    CLR_FEATURE,
    RESERVED1,
    SET_FEATURE,
    RESERVED2,
    SET_ADDRESS,
    GET_DESCRIPTOR,
    SET_DESCRIPTOR,
    GET_CONFIGURATION,
    SET_CONFIGURATION,
    GET_INTERFACE,
    SET_INTERFACE,
    TOTAL_SREQUEST, /* Total number of Standard request */
    SYNCH_FRAME = 12
} STANDARD_REQUESTS;

/* Definition of "USBwValue" */
typedef enum _DESCRIPTOR_TYPE
{
    DEVICE_DESCRIPTOR = 1,
    CONFIG_DESCRIPTOR,
    STRING_DESCRIPTOR,
    INTERFACE_DESCRIPTOR,
    ENDPOINT_DESCRIPTOR
} DESCRIPTOR_TYPE;

/* Feature selector of a SET_FEATURE or CLR_FEATURE */
typedef enum _FEATURE_SELECTOR
{
    ENDPOINT_STALL,
    DEVICE_REMOTE_WAKEUP
} FEATURE_SELECTOR;

/* Definition of "bmRequestType" */
#define REQUEST_TYPE     0x60 /* Mask to get request type */
#define STANDARD_REQUEST 0x00 /* Standard request */
#define CLASS_REQUEST    0x20 /* Class request */
#define VENDOR_REQUEST   0x40 /* Vendor request */

#define RECIPIENT 0x1F /* Mask to get recipient */

/**
 * @}
 */

#endif /* __USB_DEF_H__ */