138 lines
3.4 KiB
C
138 lines
3.4 KiB
C
/*
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* avrdude - A Downloader/Uploader for AVR device programmers
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* Copyright (C) 2012 Kirill Levchenko
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/* $Id$ */
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#ifndef dfu_h
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#define dfu_h
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#include "ac_cfg.h"
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#ifdef HAVE_LIBUSB
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#if defined(HAVE_USB_H)
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# include <usb.h>
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#elif defined(HAVE_LUSB0_USB_H)
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# include <lusb0_usb.h>
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#else
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# error "libusb needs either <usb.h> or <lusb0_usb.h>"
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#endif
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#endif
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#include <limits.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* If we have LIBUSB, define the dfu_dev struct normally. Otherwise, declare
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* it as an empty struct so that code compiles, but we generate an error at
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* run time.
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*/
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#ifdef HAVE_LIBUSB
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struct dfu_dev
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{
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char *bus_name, *dev_name;
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usb_dev_handle *dev_handle;
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struct usb_device_descriptor dev_desc;
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struct usb_config_descriptor conf_desc;
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struct usb_interface_descriptor intf_desc;
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struct usb_endpoint_descriptor endp_desc;
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char *manf_str, *prod_str, *serno_str;
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unsigned int timeout;
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};
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#else
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struct dfu_dev {
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// empty
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};
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#endif
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/* We assume unsigned char is 1 byte. */
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#if UCHAR_MAX != 255
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#error UCHAR_MAX != 255
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#endif
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struct dfu_status {
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unsigned char bStatus;
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unsigned char bwPollTimeout[3];
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unsigned char bState;
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unsigned char iString;
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};
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// Values of bStatus field.
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#define DFU_STATUS_OK 0x0
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#define DFU_STATUS_ERR_TARGET 0x1
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#define DFU_STATUS_ERR_FILE 0x2
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#define DFU_STATUS_ERR_WRITE 0x3
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#define DFU_STATUS_ERR_ERASE 0x4
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#define DFU_STATUS_ERR_CHECK_ERASED 0x5
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#define DFU_STATUS_ERR_PROG 0x6
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#define DFU_STATUS_ERR_VERIFY 0x7
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#define DFU_STATUS_ERR_ADDRESS 0x8
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#define DFU_STATUS_ERR_NOTDONE 0x9
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#define DFU_STATUS_ERR_FIRMWARE 0xA
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#define DFU_STATUS_ERR_VENDOR 0xB
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#define DFU_STATUS_ERR_USBR 0xC
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#define DFU_STATUS_ERR_POR 0xD
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#define DFU_STATUS_ERR_UNKNOWN 0xE
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#define DFU_STATUS_ERR_STALLEDPKT 0xF
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// Values of bState field.
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#define DFU_STATE_APP_IDLE 0
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#define DFU_STATE_APP_DETACH 1
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#define DFU_STATE_DFU_IDLE 2
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#define DFU_STATE_DFU_DLOAD_SYNC 3
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#define DFU_STATE_DFU_DNBUSY 4
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#define DFU_STATE_DFU_DNLOAD_IDLE 5
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#define DFU_STATE_DFU_MANIFEST_SYNC 6
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#define DFU_STATE_DFU_MANIFEST 7
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#define DFU_STATE_DFU_MANIFEST_WAIT_RESET 8
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#define DFU_STATE_DFU_UPLOAD_IDLE 9
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#define DFU_STATE_DFU_ERROR 10
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// FUNCTIONS
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extern struct dfu_dev * dfu_open(char *port_spec);
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extern int dfu_init(struct dfu_dev *dfu,
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unsigned short vid, unsigned short pid);
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extern void dfu_close(struct dfu_dev *dfu);
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extern int dfu_getstatus(struct dfu_dev *dfu, struct dfu_status *status);
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extern int dfu_clrstatus(struct dfu_dev *dfu);
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extern int dfu_dnload(struct dfu_dev *dfu, void *ptr, int size);
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extern int dfu_upload(struct dfu_dev *dfu, void *ptr, int size);
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extern int dfu_abort(struct dfu_dev *dfu);
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extern void dfu_show_info(struct dfu_dev *dfu);
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extern const char * dfu_status_str(int bStatus);
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extern const char * dfu_state_str(int bState);
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#ifdef __cplusplus
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}
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#endif
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#endif /* dfu_h */
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