| /* |
| * 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_ */ |