/****************************************************************************************
|  Description: bootloader USB device descriptor header file
|    File Name: usb_desc.h
|        Notes: based on an example from STMicroelectronics
|
|----------------------------------------------------------------------------------------
|                          C O P Y R I G H T
|----------------------------------------------------------------------------------------
|   Copyright (c) 2011  by Feaser    http://www.feaser.com    All rights reserved
|
|----------------------------------------------------------------------------------------
|                            L I C E N S E
|----------------------------------------------------------------------------------------
| This file is part of OpenBLT. OpenBLT 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 3 of the License, or (at your option) any later
| version.
|
| OpenBLT is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
| without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
| PURPOSE. See the GNU General Public License for more details.
|
| You should have received a copy of the GNU General Public License along with OpenBLT.
| If not, see <http://www.gnu.org/licenses/>.
|
| A special exception to the GPL is included to allow you to distribute a combined work 
| that includes OpenBLT without being obliged to provide the source code for any 
| proprietary components. The exception text is included at the bottom of the license
| file <license.html>.
| 
****************************************************************************************/
#ifndef USB_DESC_H
#define USB_DESC_H

/****************************************************************************************
* Macro definitions
****************************************************************************************/
/* descriptor types as defined by the USB specification */
#define USB_DEVICE_DESCRIPTOR_TYPE              (0x01)
#define USB_CONFIGURATION_DESCRIPTOR_TYPE       (0x02)
#define USB_STRING_DESCRIPTOR_TYPE              (0x03)
#define USB_INTERFACE_DESCRIPTOR_TYPE           (0x04)
#define USB_ENDPOINT_DESCRIPTOR_TYPE            (0x05)
/* info regarding the bulk device and application specific descriptor */
#define BULK_DESCRIPTOR_TYPE                    (0x21)
#define BULK_SIZ_DESC                           (0x09)
#define BULK_OFF_DESC                           (0x12)
/* max data transfer length per endpoint */
#define BULK_DATA_SIZE                          (64)
/* length of descriptor tables */
#define BULK_SIZ_DEVICE_DESC                    (18)
#define BULK_SIZ_CONFIG_DESC                    (32)
#define BULK_SIZ_STRING_LANGID                  (4)
#define BULK_SIZ_STRING_VENDOR                  (26)
#define BULK_SIZ_STRING_PRODUCT                 (38)
#define BULK_SIZ_STRING_SERIAL                  (28)
#define BULK_SIZ_STRING_INTERFACE               (44)


/****************************************************************************************
* External data declarations
****************************************************************************************/
extern const uint8_t Bulk_DeviceDescriptor[BULK_SIZ_DEVICE_DESC];
extern const uint8_t Bulk_ConfigDescriptor[BULK_SIZ_CONFIG_DESC];
extern const uint8_t Bulk_StringLangID[BULK_SIZ_STRING_LANGID];
extern const uint8_t Bulk_StringVendor[BULK_SIZ_STRING_VENDOR];
extern const uint8_t Bulk_StringProduct[BULK_SIZ_STRING_PRODUCT];
extern       uint8_t Bulk_StringSerial[BULK_SIZ_STRING_SERIAL];
extern const uint8_t Bulk_StringInterface[BULK_SIZ_STRING_INTERFACE];

#endif /* USB_DESC_H */

/*********************************** end of usb_desc.h *********************************/
