387 lines
9.7 KiB
C
387 lines
9.7 KiB
C
/*
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* avrdude - A Downloader/Uploader for AVR device programmers
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* Copyright (C) 2000-2005 Brian S. Dean <bsd@bsdhome.com>
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* Copyright (C) 2007 Joerg Wunsch
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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, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/* $Id$ */
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#include <stdio.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <string.h>
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#include <time.h>
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#include "avrdude.h"
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#include "avr.h"
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#include "config.h"
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#include "confwin.h"
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#include "fileio.h"
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#include "update.h"
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UPDATE * parse_op(char * s)
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{
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char buf[1024];
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char * p, * cp, c;
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UPDATE * upd;
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int i;
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size_t fnlen;
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upd = (UPDATE *)malloc(sizeof(UPDATE));
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if (upd == NULL) {
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fprintf(stderr, "%s: out of memory\n", progname);
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exit(1);
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}
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i = 0;
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p = s;
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while ((i < (sizeof(buf)-1) && *p && (*p != ':')))
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buf[i++] = *p++;
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buf[i] = 0;
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if (*p != ':') {
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upd->memtype = (char *)malloc(strlen("flash")+1);
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if (upd->memtype == NULL) {
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outofmem:
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fprintf(stderr, "%s: out of memory\n", progname);
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exit(1);
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}
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strcpy(upd->memtype, "flash");
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upd->op = DEVICE_WRITE;
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upd->filename = (char *)malloc(strlen(buf) + 1);
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if (upd->filename == NULL)
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goto outofmem;
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strcpy(upd->filename, buf);
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upd->format = FMT_AUTO;
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return upd;
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}
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upd->memtype = (char *)malloc(strlen(buf)+1);
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if (upd->memtype == NULL) {
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fprintf(stderr, "%s: out of memory\n", progname);
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exit(1);
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}
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strcpy(upd->memtype, buf);
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p++;
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if (*p == 'r') {
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upd->op = DEVICE_READ;
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}
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else if (*p == 'w') {
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upd->op = DEVICE_WRITE;
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}
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else if (*p == 'v') {
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upd->op = DEVICE_VERIFY;
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}
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else {
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fprintf(stderr, "%s: invalid I/O mode '%c' in update specification\n",
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progname, *p);
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fprintf(stderr,
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" allowed values are:\n"
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" r = read device\n"
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" w = write device\n"
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" v = verify device\n");
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free(upd->memtype);
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free(upd);
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return NULL;
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}
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p++;
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if (*p != ':') {
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fprintf(stderr, "%s: invalid update specification\n", progname);
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free(upd->memtype);
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free(upd);
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return NULL;
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}
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p++;
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/*
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* Now, parse the filename component. Instead of looking for the
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* leftmost possible colon delimiter, we look for the rightmost one.
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* If we found one, we do have a trailing :format specifier, and
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* process it. Otherwise, the remainder of the string is our file
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* name component. That way, the file name itself is allowed to
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* contain a colon itself (e. g. C:/some/file.hex), except the
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* optional format specifier becomes mandatory then.
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*/
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cp = p;
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p = strrchr(cp, ':');
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if (p == NULL) {
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upd->format = FMT_AUTO;
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fnlen = strlen(cp);
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upd->filename = (char *)malloc(fnlen + 1);
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} else {
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fnlen = p - cp;
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upd->filename = (char *)malloc(fnlen +1);
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c = *++p;
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if (c && p[1])
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/* More than one char - force failure below. */
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c = '?';
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switch (c) {
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case 'a': upd->format = FMT_AUTO; break;
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case 's': upd->format = FMT_SREC; break;
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case 'i': upd->format = FMT_IHEX; break;
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case 'r': upd->format = FMT_RBIN; break;
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case 'm': upd->format = FMT_IMM; break;
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case 'b': upd->format = FMT_BIN; break;
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case 'd': upd->format = FMT_DEC; break;
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case 'h': upd->format = FMT_HEX; break;
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case 'o': upd->format = FMT_OCT; break;
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default:
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fprintf(stderr, "%s: invalid file format '%s' in update specifier\n",
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progname, p);
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free(upd->memtype);
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free(upd);
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return NULL;
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}
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}
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if (upd->filename == NULL) {
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fprintf(stderr, "%s: out of memory\n", progname);
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free(upd->memtype);
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free(upd);
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return NULL;
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}
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memcpy(upd->filename, cp, fnlen);
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upd->filename[fnlen] = 0;
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return upd;
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}
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UPDATE * dup_update(UPDATE * upd)
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{
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UPDATE * u;
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u = (UPDATE *)malloc(sizeof(UPDATE));
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if (u == NULL) {
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fprintf(stderr, "%s: out of memory\n", progname);
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exit(1);
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}
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memcpy(u, upd, sizeof(UPDATE));
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u->memtype = strdup(upd->memtype);
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u->filename = strdup(upd->filename);
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return u;
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}
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UPDATE * new_update(int op, char * memtype, int filefmt, char * filename)
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{
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UPDATE * u;
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u = (UPDATE *)malloc(sizeof(UPDATE));
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if (u == NULL) {
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fprintf(stderr, "%s: out of memory\n", progname);
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exit(1);
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}
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u->memtype = strdup(memtype);
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u->filename = strdup(filename);
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u->op = op;
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u->format = filefmt;
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return u;
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}
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void free_update(UPDATE * u)
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{
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if (u != NULL) {
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if(u->memtype != NULL) {
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free(u->memtype);
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u->memtype = NULL;
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}
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if(u->filename != NULL) {
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free(u->filename);
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u->filename = NULL;
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}
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free(u);
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}
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}
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int do_op(PROGRAMMER * pgm, struct avrpart * p, UPDATE * upd, int nowrite)
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{
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struct avrpart * v;
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AVRMEM * mem;
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int size, vsize;
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int rc;
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mem = avr_locate_mem(p, upd->memtype);
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if (mem == NULL) {
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fprintf(stderr, "\"%s\" memory type not defined for part \"%s\"\n",
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upd->memtype, p->desc);
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return -1;
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}
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if (upd->op == DEVICE_READ) {
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/*
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* read out the specified device memory and write it to a file
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*/
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if (quell_progress < 2) {
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fprintf(stderr, "%s: reading %s memory:\n",
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progname, mem->desc);
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}
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report_progress(0,1,"Reading");
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rc = avr_read(pgm, p, upd->memtype, 0, 1);
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if (rc < 0) {
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fprintf(stderr, "%s: failed to read all of %s memory, rc=%d\n",
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progname, mem->desc, rc);
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return -1;
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}
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report_progress(1,1,NULL);
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size = rc;
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if (quell_progress < 2) {
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fprintf(stderr,
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"%s: writing output file \"%s\"\n",
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progname,
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strcmp(upd->filename, "-")==0 ? "<stdout>" : upd->filename);
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}
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rc = fileio(FIO_WRITE, upd->filename, upd->format, p, upd->memtype, size);
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if (rc < 0) {
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fprintf(stderr, "%s: write to file '%s' failed\n",
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progname, upd->filename);
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return -1;
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}
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}
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else if (upd->op == DEVICE_WRITE) {
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/*
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* write the selected device memory using data from a file; first
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* read the data from the specified file
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*/
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if (quell_progress < 2) {
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fprintf(stderr,
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"%s: reading input file \"%s\"\n",
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progname,
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strcmp(upd->filename, "-")==0 ? "<stdin>" : upd->filename);
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}
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rc = fileio(FIO_READ, upd->filename, upd->format, p, upd->memtype, -1);
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if (rc < 0) {
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fprintf(stderr, "%s: read from file '%s' failed\n",
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progname, upd->filename);
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return -1;
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}
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size = rc;
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/*
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* write the buffer contents to the selected memory type
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*/
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if (quell_progress < 2) {
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fprintf(stderr, "%s: writing %s (%d bytes):\n",
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progname, mem->desc, size);
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}
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if (!nowrite) {
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report_progress(0,1,"Writing");
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rc = avr_write(pgm, p, upd->memtype, size, 1);
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report_progress(1,1,NULL);
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}
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else {
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/*
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* test mode, don't actually write to the chip, output the buffer
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* to stdout in intel hex instead
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*/
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rc = fileio(FIO_WRITE, "-", FMT_IHEX, p, upd->memtype, size);
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}
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if (rc < 0) {
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fprintf(stderr, "%s: failed to write %s memory, rc=%d\n",
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progname, mem->desc, rc);
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return -1;
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}
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vsize = rc;
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if (quell_progress < 2) {
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fprintf(stderr, "%s: %d bytes of %s written\n", progname,
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vsize, mem->desc);
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}
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}
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else if (upd->op == DEVICE_VERIFY) {
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/*
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* verify that the in memory file (p->mem[AVR_M_FLASH|AVR_M_EEPROM])
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* is the same as what is on the chip
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*/
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pgm->vfy_led(pgm, ON);
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if (quell_progress < 2) {
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fprintf(stderr, "%s: verifying %s memory against %s:\n",
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progname, mem->desc, upd->filename);
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fprintf(stderr, "%s: load data %s data from input file %s:\n",
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progname, mem->desc, upd->filename);
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}
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rc = fileio(FIO_READ, upd->filename, upd->format, p, upd->memtype, -1);
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if (rc < 0) {
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fprintf(stderr, "%s: read from file '%s' failed\n",
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progname, upd->filename);
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return -1;
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}
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v = avr_dup_part(p);
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size = rc;
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if (quell_progress < 2) {
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fprintf(stderr, "%s: input file %s contains %d bytes\n",
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progname, upd->filename, size);
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fprintf(stderr, "%s: reading on-chip %s data:\n",
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progname, mem->desc);
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}
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report_progress (0,1,"Reading");
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rc = avr_read(pgm, p, upd->memtype, v, 1);
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if (rc < 0) {
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fprintf(stderr, "%s: failed to read all of %s memory, rc=%d\n",
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progname, mem->desc, rc);
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pgm->err_led(pgm, ON);
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return -1;
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}
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report_progress (1,1,NULL);
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if (quell_progress < 2) {
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fprintf(stderr, "%s: verifying ...\n", progname);
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}
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rc = avr_verify(p, v, upd->memtype, size);
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if (rc < 0) {
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fprintf(stderr, "%s: verification error; content mismatch\n",
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progname);
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pgm->err_led(pgm, ON);
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return -1;
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}
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if (quell_progress < 2) {
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fprintf(stderr, "%s: %d bytes of %s verified\n",
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progname, rc, mem->desc);
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}
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pgm->vfy_led(pgm, OFF);
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}
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else {
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fprintf(stderr, "%s: invalid update operation (%d) requested\n",
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progname, upd->op);
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return -1;
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}
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return 0;
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}
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