de1_drv.h

linux嵌入式课程实践中的一个关于声卡驱动程序 。

/*
 * CY7C67200/300 OTG Design Example 1 header file
 *
 * Copyright (c) 2002, 2003 by Cypress Semiconductor Inc.
 * 
 *    This program is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU General Public License as
 *    published by the Free Software Foundation; either version 2 of
 *    the License, or (at your option) any later version.
 *
 *
 *
 * History:
 *
 */

#define SET_LED                 1
#define IOCTL_SET_SSD           2
#define IOCTL_GET_PUSH_BUTTON   3
#define IOCTL_OTG_REGISTER      4
#define IOCTL_ENABLE_HNP        5
#define IOCTL_END_SESSION       6
#define IOCTL_RESERVED1         7
#define IOCTL_RESERVED2         8
#define IOCTL_OTG_ID            9
#define IOCTL_OTG_STATE        10
#define IOCTL_GET_DE_RPT       11
#define IOCTL_SEND_DE_RPT      12
#define IOCTL_ACCEPT_HNP       13
#define IOCTL_REQUEST_SRP      14
#define IOCTL_END_HNP          15
#define IOCTL_OTG_DEBUG        16