mirror of
				https://github.com/smaeul/u-boot.git
				synced 2025-11-04 05:50:17 +00:00 
			
		
		
		
	Support for f_dfu USB function. Signed-off-by: Lukasz Majewski <l.majewski@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Cc: Marek Vasut <marex@denx.de>
		
			
				
	
	
		
			101 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			101 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
 | 
						|
 * f_dfu.h -- Device Firmware Update gadget
 | 
						|
 *
 | 
						|
 * Copyright (C) 2011-2012 Samsung Electronics
 | 
						|
 * author: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
 | 
						|
 *
 | 
						|
 * 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.
 | 
						|
 *
 | 
						|
 * This program 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 this program; if not, write to the Free Software
 | 
						|
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 | 
						|
 */
 | 
						|
 | 
						|
#ifndef __F_DFU_H_
 | 
						|
#define __F_DFU_H_
 | 
						|
 | 
						|
#include <linux/compiler.h>
 | 
						|
#include <linux/usb/composite.h>
 | 
						|
 | 
						|
#define DFU_CONFIG_VAL			1
 | 
						|
#define DFU_DT_FUNC			0x21
 | 
						|
 | 
						|
#define DFU_BIT_WILL_DETACH		(0x1 << 3)
 | 
						|
#define DFU_BIT_MANIFESTATION_TOLERANT	(0x1 << 2)
 | 
						|
#define DFU_BIT_CAN_UPLOAD		(0x1 << 1)
 | 
						|
#define DFU_BIT_CAN_DNLOAD		0x1
 | 
						|
 | 
						|
/* big enough to hold our biggest descriptor */
 | 
						|
#define DFU_USB_BUFSIZ			4096
 | 
						|
 | 
						|
#define USB_REQ_DFU_DETACH		0x00
 | 
						|
#define USB_REQ_DFU_DNLOAD		0x01
 | 
						|
#define USB_REQ_DFU_UPLOAD		0x02
 | 
						|
#define USB_REQ_DFU_GETSTATUS		0x03
 | 
						|
#define USB_REQ_DFU_CLRSTATUS		0x04
 | 
						|
#define USB_REQ_DFU_GETSTATE		0x05
 | 
						|
#define USB_REQ_DFU_ABORT		0x06
 | 
						|
 | 
						|
#define DFU_STATUS_OK			0x00
 | 
						|
#define DFU_STATUS_errTARGET		0x01
 | 
						|
#define DFU_STATUS_errFILE		0x02
 | 
						|
#define DFU_STATUS_errWRITE		0x03
 | 
						|
#define DFU_STATUS_errERASE		0x04
 | 
						|
#define DFU_STATUS_errCHECK_ERASED	0x05
 | 
						|
#define DFU_STATUS_errPROG		0x06
 | 
						|
#define DFU_STATUS_errVERIFY		0x07
 | 
						|
#define DFU_STATUS_errADDRESS		0x08
 | 
						|
#define DFU_STATUS_errNOTDONE		0x09
 | 
						|
#define DFU_STATUS_errFIRMWARE		0x0a
 | 
						|
#define DFU_STATUS_errVENDOR		0x0b
 | 
						|
#define DFU_STATUS_errUSBR		0x0c
 | 
						|
#define DFU_STATUS_errPOR		0x0d
 | 
						|
#define DFU_STATUS_errUNKNOWN		0x0e
 | 
						|
#define DFU_STATUS_errSTALLEDPKT	0x0f
 | 
						|
 | 
						|
#define RET_STALL			-1
 | 
						|
#define RET_ZLP				0
 | 
						|
#define RET_STAT_LEN			6
 | 
						|
 | 
						|
enum dfu_state {
 | 
						|
	DFU_STATE_appIDLE		= 0,
 | 
						|
	DFU_STATE_appDETACH		= 1,
 | 
						|
	DFU_STATE_dfuIDLE		= 2,
 | 
						|
	DFU_STATE_dfuDNLOAD_SYNC	= 3,
 | 
						|
	DFU_STATE_dfuDNBUSY		= 4,
 | 
						|
	DFU_STATE_dfuDNLOAD_IDLE	= 5,
 | 
						|
	DFU_STATE_dfuMANIFEST_SYNC	= 6,
 | 
						|
	DFU_STATE_dfuMANIFEST		= 7,
 | 
						|
	DFU_STATE_dfuMANIFEST_WAIT_RST	= 8,
 | 
						|
	DFU_STATE_dfuUPLOAD_IDLE	= 9,
 | 
						|
	DFU_STATE_dfuERROR		= 10,
 | 
						|
};
 | 
						|
 | 
						|
struct dfu_status {
 | 
						|
	__u8				bStatus;
 | 
						|
	__u8				bwPollTimeout[3];
 | 
						|
	__u8				bState;
 | 
						|
	__u8				iString;
 | 
						|
} __packed;
 | 
						|
 | 
						|
struct dfu_function_descriptor {
 | 
						|
	__u8				bLength;
 | 
						|
	__u8				bDescriptorType;
 | 
						|
	__u8				bmAttributes;
 | 
						|
	__le16				wDetachTimeOut;
 | 
						|
	__le16				wTransferSize;
 | 
						|
	__le16				bcdDFUVersion;
 | 
						|
} __packed;
 | 
						|
 | 
						|
/* configuration-specific linkup */
 | 
						|
int dfu_add(struct usb_configuration *c);
 | 
						|
#endif /* __F_DFU_H_ */
 |