avrdude/avr910.c

217 lines
4.1 KiB
C

/*
* avrdude - A Downloader/Uploader for AVR device programmers
* Copyright (C) 2003 Theodore A. Roth <troth@openavr.org>
*
* 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
*/
/* $Id$ */
/*
* avrdude interface for Atmel Low Cost Serial programmers which adher to the
* protocol described in application note avr910.
*/
#include "ac_cfg.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "avr.h"
#include "pgm.h"
#include "avr910.h"
#include "serial.h"
extern char * progname;
extern int do_cycles;
static int avr910_send(PROGRAMMER * pgm, char * buf, size_t len)
{
return serial_send(pgm->fd, buf, len);
}
static int avr910_recv(PROGRAMMER * pgm, char * buf, size_t len)
{
return serial_recv(pgm->fd, buf, len);
}
static int avr910_drain(PROGRAMMER * pgm, int display)
{
return serial_drain(pgm->fd, display);
}
static int avr910_rdy_led(PROGRAMMER * pgm, int value)
{
return 0;
}
static int avr910_err_led(PROGRAMMER * pgm, int value)
{
return 0;
}
static int avr910_pgm_led(PROGRAMMER * pgm, int value)
{
return 0;
}
static int avr910_vfy_led(PROGRAMMER * pgm, int value)
{
return 0;
}
/*
* issue the 'chip erase' command to the AVR device
*/
static int avr910_chip_erase(PROGRAMMER * pgm, AVRPART * p)
{
return 0;
}
/*
* issue the 'program enable' command to the AVR device
*/
static int avr910_program_enable(PROGRAMMER * pgm, AVRPART * p)
{
return -1;
}
/*
* apply power to the AVR processor
*/
static void avr910_powerup(PROGRAMMER * pgm)
{
return;
}
/*
* remove power from the AVR processor
*/
static void avr910_powerdown(PROGRAMMER * pgm)
{
return;
}
/*
* initialize the AVR device and prepare it to accept commands
*/
static int avr910_initialize(PROGRAMMER * pgm, AVRPART * p)
{
return 0;
}
static int avr910_save(PROGRAMMER * pgm)
{
return 0;
}
static void avr910_restore(PROGRAMMER * pgm)
{
return;
}
static void avr910_disable(PROGRAMMER * pgm)
{
return;
}
static void avr910_enable(PROGRAMMER * pgm)
{
return;
}
/*
* transmit an AVR device command and return the results; 'cmd' and
* 'res' must point to at least a 4 byte data buffer
*/
static int avr910_cmd(PROGRAMMER * pgm, unsigned char cmd[4],
unsigned char res[4])
{
return 0;
}
static void avr910_open(PROGRAMMER * pgm, char * port)
{
strcpy(pgm->port, port);
pgm->fd = serial_open(port, 19200);
/*
* drain any extraneous input
*/
avr910_drain (pgm, 0);
}
static void avr910_close(PROGRAMMER * pgm)
{
serial_close(pgm->fd);
pgm->fd = -1;
}
static void avr910_display(PROGRAMMER * pgm, char * p)
{
return;
}
void avr910_initpgm(PROGRAMMER * pgm)
{
strcpy(pgm->type, "avr910");
/*
* mandatory functions
*/
pgm->rdy_led = avr910_rdy_led;
pgm->err_led = avr910_err_led;
pgm->pgm_led = avr910_pgm_led;
pgm->vfy_led = avr910_vfy_led;
pgm->initialize = avr910_initialize;
pgm->display = avr910_display;
pgm->save = avr910_save;
pgm->restore = avr910_restore;
pgm->enable = avr910_enable;
pgm->disable = avr910_disable;
pgm->powerup = avr910_powerup;
pgm->powerdown = avr910_powerdown;
pgm->program_enable = avr910_program_enable;
pgm->chip_erase = avr910_chip_erase;
pgm->cmd = avr910_cmd;
pgm->open = avr910_open;
pgm->close = avr910_close;
/*
* optional functions
*/
}