80 lines
2.6 KiB
C
80 lines
2.6 KiB
C
/*
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* avrdude - A Downloader/Uploader for AVR device programmers
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* Copyright (C) 2003-2004 Theodore A. Roth <troth@openavr.org>
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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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/* This is the API for the generic serial interface. The implementations are
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actually provided by the target dependant files:
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ser_posix.c : posix serial interface.
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ser_win32.c : native win32 serial interface.
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The target file will be selected at configure time. */
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#ifndef serial_h
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#define serial_h
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extern long serial_recv_timeout;
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union filedescriptor
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{
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int ifd;
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void *pfd;
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struct
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{
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void *handle;
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int rep; /* bulk read endpoint */
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int wep; /* bulk write endpoint */
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int eep; /* event read endpoint */
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int max_xfer; /* max transfer size */
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} usb;
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};
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struct serial_device
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{
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// open should return -1 on error, other values on success
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int (*open)(char * port, long baud, union filedescriptor *fd);
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int (*setspeed)(union filedescriptor *fd, long baud);
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void (*close)(union filedescriptor *fd);
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int (*send)(union filedescriptor *fd, unsigned char * buf, size_t buflen);
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int (*recv)(union filedescriptor *fd, unsigned char * buf, size_t buflen);
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int (*drain)(union filedescriptor *fd, int display);
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int (*set_dtr_rts)(union filedescriptor *fd, int is_on);
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int flags;
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#define SERDEV_FL_NONE 0x0000 /* no flags */
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#define SERDEV_FL_CANSETSPEED 0x0001 /* device can change speed */
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};
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extern struct serial_device *serdev;
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extern struct serial_device serial_serdev;
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extern struct serial_device usb_serdev;
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extern struct serial_device usb_serdev_frame;
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extern struct serial_device avrdoper_serdev;
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#define serial_open (serdev->open)
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#define serial_setspeed (serdev->setspeed)
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#define serial_close (serdev->close)
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#define serial_send (serdev->send)
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#define serial_recv (serdev->recv)
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#define serial_drain (serdev->drain)
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#define serial_set_dtr_rts (serdev->set_dtr_rts)
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#endif /* serial_h */
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