zephyr/include/usb/usb_common.h

106 lines
3.9 KiB
C

/***************************************************************************
*
*
* Copyright(c) 2015,2016 Intel Corporation.
*
* 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 following disclaimer.
* * 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.
* * Neither the name of Intel Corporation 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
* OWNER 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
* @brief useful constants and macros for the USB application
*
* This file contains useful constants and macros for the USB applications.
*/
#ifndef USB_COMMON_H_
#define USB_COMMON_H_
/* Decriptor size in bytes */
#define USB_DEVICE_DESC_SIZE 18
#define USB_CONFIGURATION_DESC_SIZE 9
#define USB_INTERFACE_DESC_SIZE 9
#define USB_ENDPOINT_DESC_SIZE 7
#define USB_STRING_DESC_SIZE 4
#define USB_HID_DESC_SIZE 9
#define USB_DFU_DESC_SIZE 9
/* Descriptor type */
#define USB_DEVICE_DESC 0x01
#define USB_CONFIGURATION_DESC 0x02
#define USB_STRING_DESC 0x03
#define USB_INTERFACE_DESC 0x04
#define USB_ENDPOINT_DESC 0x05
#define USB_HID_DESC 0x21
#define USB_HID_REPORT_DESC 0x22
#define USB_DFU_FUNCTIONAL_DESC 0x21
/* Useful define */
#define USB_1_1 0x0110
#define BCDDEVICE_RELNUM 0x0100
/* 100mA max power, per 2mA units */
/* USB 1.1 spec indicates 100mA(max) per unit load, up to 5 loads */
#define MAX_LOW_POWER 0x32
#define MAX_HIGH_POWER 0xFA
/* bmAttributes:
* D7:Reserved, always 1,
* D6:Self-Powered -> 1,
* D5:Remote Wakeup -> 0,
* D4...0:Reserved -> 0
*/
#define USB_CONFIGURATION_ATTRIBUTES 0xC0
/* Classes */
#define COMMUNICATION_DEVICE_CLASS 0x02
#define COMMUNICATION_DEVICE_CLASS_DATA 0x0A
#define HID_CLASS 0x03
#define MASS_STORAGE_CLASS 0x08
#define WIRELESS_DEVICE_CLASS 0xE0
#define CUSTOM_CLASS 0xFF
#define DFU_CLASS 0xFE
/* Sub-classes */
#define ACM_SUBCLASS 0x02
#define BOOT_INTERFACE_SUBCLASS 0x01
#define SCSI_TRANSPARENT_SUBCLASS 0x06
#define DFU_INTERFACE_SUBCLASS 0x01
#define RF_SUBCLASS 0x01
/* Protocols */
#define V25TER_PROTOCOL 0x01
#define MOUSE_PROTOCOL 0x02
#define BULK_ONLY_PROTOCOL 0x50
#define DFU_RUNTIME_PROTOCOL 0x01
#define DFU_MODE_PROTOCOL 0x02
#define BLUETOOTH_PROTOCOL 0x01
#endif /* USB_COMMON_H_ */