mspdebug/main.c

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/* MSPDebug - debugging tool for MSP430 MCUs
* Copyright (C) 2009, 2010 Daniel Beer
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdio.h>
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <unistd.h>
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#include <getopt.h>
#include "dis.h"
#include "device.h"
#include "binfile.h"
#include "stab.h"
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#include "util.h"
#include "usbutil.h"
#include "gdb.h"
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#include "rtools.h"
#include "sym.h"
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#include "devcmd.h"
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#include "expr.h"
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#include "opdb.h"
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#include "reader.h"
#include "output.h"
#include "simio.h"
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#include "sim.h"
#include "bsl.h"
#include "fet.h"
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#include "vector.h"
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#include "fet_db.h"
#include "flash_bsl.h"
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#include "gdbc.h"
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#include "uif.h"
#include "olimex.h"
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#include "rf2500.h"
struct cmdline_args {
const char *driver_name;
int no_rc;
struct device_args devarg;
};
static const struct device_class *const driver_table[] = {
&device_rf2500,
&device_olimex,
&device_olimex_iso,
&device_sim,
&device_uif,
&device_bsl,
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&device_flash_bsl,
&device_gdbc
};
static const char *version_text =
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"MSPDebug version 0.16 - debugging tool for MSP430 MCUs\n"
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"Copyright (C) 2009-2011 Daniel Beer <dlbeer@gmail.com>\n"
"This is free software; see the source for copying conditions. There is NO\n"
"warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR "
"PURPOSE.\n";
static void usage(const char *progname)
{
int i;
printc_err("Usage: %s [options] <driver> [command ...]\n"
"\n"
" -q\n"
" Start in quiet mode.\n"
" -d device\n"
" Connect via the given tty device, rather than USB.\n"
" -U bus:dev\n"
" Specify a particular USB device to connect to.\n"
" -s serial\n"
" Specify a particular device serial number to connect to.\n"
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" -j\n"
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" Use JTAG, rather than Spy-Bi-Wire (UIF devices only).\n"
" -v voltage\n"
" Set the supply voltage, in millivolts.\n"
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" -n\n"
" Do not read ~/.mspdebug on startup.\n"
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" --long-password\n"
" Send 32-byte IVT as BSL password (flash-bsl only)\n"
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" --help\n"
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" Show this help text.\n"
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" --fet-list\n"
" Show a list of devices supported by the FET driver.\n"
" --fet-force-id string\n"
" Override the device ID returned by the FET.\n"
" --usb-list\n"
" Show a list of available USB devices.\n"
" --force-reset\n"
" Force target reset in initialization sequence.\n"
" --version\n"
" Show copyright and version information.\n"
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"\n"
"Most drivers connect by default via USB, unless told otherwise via the\n"
"-d option. By default, the first USB device found is opened.\n"
"\n"
"If commands are given, they will be executed. Otherwise, an interactive\n"
"command reader is started.\n\n",
progname);
printc("Available drivers are:\n");
for (i = 0; i < ARRAY_LEN(driver_table); i++) {
const struct device_class *drv = driver_table[i];
printc(" %s\n %s\n", drv->name, drv->help);
}
}
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static void process_rc_file(void)
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{
const char *home = getenv("HOME");
char text[256];
if (!home)
return;
snprintf(text, sizeof(text), "%s/.mspdebug", home);
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if (!access(text, F_OK))
process_file(text, 0);
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}
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static int add_fet_device(void *user_data, const struct fet_db_record *r)
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{
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struct vector *v = (struct vector *)user_data;
return vector_push(v, &r->name, 1);
}
static int list_devices(void)
{
struct vector v;
vector_init(&v, sizeof(const char *));
if (fet_db_enum(add_fet_device, &v) < 0) {
pr_error("couldn't allocate memory");
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vector_destroy(&v);
return -1;
}
printc("Devices supported by FET driver:\n");
namelist_print(&v);
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vector_destroy(&v);
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return 0;
}
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static int parse_cmdline_args(int argc, char **argv,
struct cmdline_args *args)
{
int opt;
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const static struct option longopts[] = {
{"help", 0, 0, 'H'},
{"fet-list", 0, 0, 'L'},
{"fet-force-id", 1, 0, 'F'},
{"usb-list", 0, 0, 'I'},
{"version", 0, 0, 'V'},
{"long-password", 0, 0, 'P'},
{"force-reset", 0, 0, 'R'},
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{NULL, 0, 0, 0}
};
int want_usb = 0;
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while ((opt = getopt_long(argc, argv, "d:jv:nU:s:q",
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longopts, NULL)) >= 0)
switch (opt) {
case 'q':
{
const static union opdb_value v = {
.boolean = 1
};
opdb_set("quiet", &v);
}
break;
case 'I':
usb_init();
usb_find_busses();
usb_find_devices();
usbutil_list();
exit(0);
case 'd':
args->devarg.path = optarg;
args->devarg.flags |= DEVICE_FLAG_TTY;
break;
case 'U':
args->devarg.path = optarg;
want_usb = 1;
break;
case 's':
args->devarg.requested_serial = optarg;
break;
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case 'L':
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exit(list_devices());
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case 'F':
args->devarg.forced_chip_id = optarg;
break;
case 'H':
usage(argv[0]);
exit(0);
case 'V':
printc("%s", version_text);
exit(0);
case 'v':
args->devarg.vcc_mv = atoi(optarg);
break;
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case 'j':
args->devarg.flags |= DEVICE_FLAG_JTAG;
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break;
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case 'n':
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args->no_rc = 1;
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break;
case 'P':
args->devarg.flags |= DEVICE_FLAG_LONG_PW;
break;
case 'R':
args->devarg.flags |= DEVICE_FLAG_FORCE_RESET;
break;
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case '?':
printc_err("Try --help for usage information.\n");
return -1;
}
if (want_usb && (args->devarg.flags & DEVICE_FLAG_TTY)) {
printc_err("You can't simultaneously specify a serial and "
"a USB device.\n");
return -1;
}
if (optind >= argc) {
printc_err("You need to specify a driver. Try --help for "
"a list.\n");
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return -1;
}
args->driver_name = argv[optind];
optind++;
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return 0;
}
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int setup_driver(struct cmdline_args *args)
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{
int i;
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i = 0;
while (i < ARRAY_LEN(driver_table) &&
strcasecmp(driver_table[i]->name, args->driver_name))
i++;
if (i >= ARRAY_LEN(driver_table)) {
printc_err("Unknown driver: %s. Try --help for a list.\n",
args->driver_name);
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return -1;
}
if (stab_init() < 0)
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return -1;
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device_default = driver_table[i]->open(&args->devarg);
if (!device_default) {
stab_exit();
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return -1;
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}
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return 0;
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}
#ifdef WIN32
static int sockets_init(void)
{
WSADATA data;
if (WSAStartup(MAKEWORD(2, 2), &data)) {
printc_err("Winsock init failed");
return -1;
}
return 0;
}
static void sockets_exit(void)
{
WSACleanup();
}
#else
static int sockets_init(void) { return 0; }
static void sockets_exit(void) { }
#endif
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int main(int argc, char **argv)
{
struct cmdline_args args = {0};
int ret = 0;
opdb_reset();
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args.devarg.vcc_mv = 3000;
args.devarg.requested_serial = NULL;
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if (parse_cmdline_args(argc, argv, &args) < 0)
return -1;
if (sockets_init() < 0)
return -1;
printc_dbg("%s\n", version_text);
if (setup_driver(&args) < 0) {
sockets_exit();
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return -1;
}
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simio_init();
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if (!args.no_rc)
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process_rc_file();
/* Process commands */
if (optind < argc) {
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while (optind < argc) {
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if (process_command(argv[optind++]) < 0) {
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ret = -1;
break;
}
}
} else {
ctrlc_init();
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reader_loop();
}
simio_exit();
stab_exit();
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device_destroy();
sockets_exit();
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return ret;
}