zephyr/samples/usb/dfu/src/usb_dfu.h

145 lines
4.3 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 USB DFU device class driver header file
*
* Header file for USB DFU device class driver
*/
#ifndef __USB_DFU_H__
#define __USB_DFU_H__
#include <device.h>
#include <usb/usb_common.h>
/* Intel vendor ID */
#define DFU_VENDOR_ID 0x8086
/* Product Id, random value */
#define DFU_PRODUCT_ID 0x48FC
#define DFU_MAX_XFER_SIZE 256
#define DFU_NUM_CONF 0x01 /* Number of configurations for the USB Device */
#define DFU_NUM_ITF 0x01 /* Number of interfaces in the configuration */
#define DFU_NUM_EP 0x00 /* Number of Endpoints in the interface */
/* Class specific request */
#define DFU_DETACH 0x00
#define DFU_DNLOAD 0x01
#define DFU_UPLOAD 0x02
#define DFU_GETSTATUS 0x03
#define DFU_CLRSTATUS 0x04
#define DFU_GETSTATE 0x05
#define DFU_ABORT 0x06
/* DFU attributes */
#define DFU_ATTR_CAN_DNLOAD 0x01
#define DFU_ATTR_CAN_UPLOAD 0x02
#define DFU_ATTR_MANIFESTATION_TOLERANT 0x4
#define DFU_DETACH_TIMEOUT 1000
/***** STATUS CODE ****/
enum dfu_status {
statusOK,
errTARGET,
errFILE,
errWRITE,
errERASE,
errCHECK_ERASED,
errPROG,
errVERIFY,
errADDRESS,
errNOTDONE,
errFIRMWARE,
errVENDOR,
errUSB,
errPOR,
errUNKNOWN,
errSTALLEDPKT
};
/**** STATES ****/
enum dfu_state {
appIDLE,
appDETACH,
dfuIDLE,
dfuDNLOAD_SYNC,
dfuDNBUSY,
dfuDNLOAD_IDLE,
dfuMANIFEST_SYNC,
dfuMANIFEST,
dfuMANIFEST_WAIT_RST,
dfuUPLOAD_IDLE,
dfuERROR,
};
/* Number of DFU interface alternate settings. */
#define DFU_RUNTIME_ALTERNATE_SETTINGS 1
#define DFU_MODE_ALTERNATE_SETTINGS 3
/* Size in bytes of the configuration sent to the Host on
* GetConfiguration() request
* For DFU: CONF + ITF*ALT_SETTINGS + DFU)
*/
#define DFU_MODE_CONF_SIZE (USB_CONFIGURATION_DESC_SIZE + \
USB_INTERFACE_DESC_SIZE * DFU_RUNTIME_ALTERNATE_SETTINGS + \
USB_DFU_DESC_SIZE)
#define DFU_RUNTIME_CONF_SIZE (USB_CONFIGURATION_DESC_SIZE + \
USB_INTERFACE_DESC_SIZE * DFU_MODE_ALTERNATE_SETTINGS + \
USB_DFU_DESC_SIZE)
/* Alternate settings are used to access additional memory segments.
* This example uses the alternate settings as an offset into flash.
*/
#define DFU_ALT_SETTING_OFFSET 0x6000
/**
* @brief DFU class driver start routine
*
* @param flash_dev Flash device driver to be used.
* @param flash_base_addr Flash address to write/read to/from.
* @param flash_page_size Flash page size.
* @param flash_upload_size Flash upload data size.
*
* @return N/A.
*/
int dfu_start(struct device *flash_dev, uint32_t flash_base_addr,
uint32_t flash_page_size, uint32_t flash_upload_size);
#endif /* __USB_DFU_H__ */