static int open_device(struct olimex_transport *tr, struct usb_device *dev)
{
struct usb_config_descriptor *c = &dev->config[0];
int i;
for (i = 0; i < c->bNumInterfaces; i++) {
struct usb_interface *intf = &c->interface[i];
struct usb_interface_descriptor *desc = &intf->altsetting[0];
if (desc->bInterfaceClass == V1_INTERFACE_CLASS &&
!open_interface(tr, dev, desc->bInterfaceNumber)) {
printc_dbg("olimex: rev 1 device\n");
tr->in_ep = V1_IN_EP;
tr->out_ep = V1_OUT_EP;
return 0;
} else if (desc->bInterfaceClass == V2_INTERFACE_CLASS &&
!open_interface(tr, dev, desc->bInterfaceNumber)) {
printc_dbg("olimex: rev 2 device\n");
tr->in_ep = V2_IN_EP;
tr->out_ep = V2_OUT_EP;
return 0;
}
}
return -1;
}
static void trigger_capture(struct timer *tr, int which, int oldval, int value)
{
uint16_t edge_flags = 0;
tr->ctls[which] &= ~CCI;
if (value)
tr->ctls[which] |= CCI;
if (oldval && !value)
edge_flags |= CM1;
if (!oldval && value)
edge_flags |= CM0;
printc_dbg("Timer channel %d: %s => %s\n",
which, oldval ? "H" : "L", value ? "H" : "L");
if ((tr->ctls[which] & edge_flags) && (tr->ctls[which] & CAP)) {
if (tr->ctls[which] & CCIFG) {
printc_dbg("Timer capture overflow\n");
tr->ctls[which] |= COV;
} else {
printc_dbg("Timer capture interrupt triggered\n");
tr->ccrs[which] = tr->tar;
tr->ctls[which] |= CCIFG;
}
}
}
int tilib_api_init(void)
{
int ret;
lib_handle = dynload_open(tilib_filename);
if (!lib_handle) {
printc_err("tilib_api: can't find %s: %s\n",
tilib_filename, dynload_error());
return -1;
}
if (dynload_sym(lib_handle, "MSP430_HIL_MEMAP")) {
printc_dbg("Using new (SLAC460L+) API\n");
ret = init_new_api();
} else {
printc_dbg("Using old API\n");
ret = init_old_api();
}
if (ret < 0) {
dynload_close(lib_handle);
return -1;
}
return 0;
}
static int config_channel(struct timer *tr, char **arg_text)
{
char *which_text = get_arg(arg_text);
char *value_text = get_arg(arg_text);
address_t which;
address_t value;
int oldval;
uint16_t edge_flags = 0;
if (!(which_text && value_text)) {
printc_err("timer: config: expected channel and value\n");
return -1;
}
if (expr_eval(which_text, &which) < 0) {
printc_err("timer: can't parse channel number: %s\n",
which_text);
return -1;
}
if (expr_eval(value_text, &value) < 0) {
printc_err("timer: can't parse channel value: %s\n",
value_text);
return -1;
}
if (which > tr->size) {
printc_err("timer: invalid channel number: %d\n", which);
return -1;
}
oldval = tr->ctls[which] & CCI;
tr->ctls[which] &= ~CCI;
if (value)
tr->ctls[which] |= CCI;
if (oldval && !value)
edge_flags |= CM1;
if (!oldval && value)
edge_flags |= CM0;
printc_dbg("Timer channel %d: %s => %s\n",
which, oldval ? "H" : "L", value ? "H" : "L");
if ((tr->ctls[which] & edge_flags) && (tr->ctls[which] & CAP)) {
if (tr->ctls[which] & CCIFG) {
printc_dbg("Timer capture overflow\n");
tr->ctls[which] |= COV;
} else {
printc_dbg("Timer capture interrupt triggered\n");
tr->ccrs[which] = tr->tar;
tr->ctls[which] |= CCIFG;
}
}
return 0;
}
static device_t bsl_open(const struct device_args *args)
{
struct bsl_device *dev;
dev = malloc(sizeof(*dev));
if (!dev) {
pr_error("bsl: can't allocate memory");
return NULL;
}
memset(dev, 0, sizeof(*dev));
dev->base.type = &device_bsl;
if (args->flags & DEVICE_FLAG_TTY)
dev->serial = comport_open(args->path, 460800);
else
dev->serial = ti3410_open(args->path, args->requested_serial);
if (!dev->serial) {
free(dev);
return NULL;
}
if (enter_via_fet(dev) < 0)
printc_err("bsl: warning: FET firmware not responding\n");
delay_ms(500);
/* Show chip info */
if (bsl_xfer(dev, CMD_TX_DATA, 0xff0, NULL, 0x10) < 0) {
printc_err("bsl: failed to read chip info\n");
goto fail;
}
if (dev->reply_len < 0x16) {
printc_err("bsl: missing chip info\n");
goto fail;
}
printc_dbg("Device ID: 0x%02x%02x\n",
dev->reply_buf[4], dev->reply_buf[5]);
printc_dbg("BSL version is %x.%02x\n", dev->reply_buf[14],
dev->reply_buf[15]);
return (device_t)dev;
fail:
dev->serial->ops->destroy(dev->serial);
free(dev);
return NULL;
}
static void tilib_destroy(device_t dev_base)
{
struct tilib_device *dev = (struct tilib_device *)dev_base;
printc_dbg("MSP430_Run\n");
if (dev->MSP430_Run(FREE_RUN, 1) < 0)
report_error(dev, "MSP430_Run");
printc_dbg("MSP430_Close\n");
dev->MSP430_Close(0);
dynload_close(dev->hnd);
threads_lock_destroy(&dev->mb_lock);
free(dev);
}
static int init_device(sport_t fd)
{
struct packet pkt;
printc_dbg("Initializing...\n");
if (xfer(fd, APP_JTAG430, GLOBAL_NOK, 0, NULL, &pkt) < 0) {
printc_err("goodfet: comms test failed\n");
return -1;
}
printc_dbg("Setting up JTAG pins\n");
if (xfer(fd, APP_JTAG430, GLOBAL_SETUP, 0, NULL, &pkt) < 0) {
printc_err("goodfet: SETUP command failed\n");
return -1;
}
printc_dbg("Starting JTAG\n");
if (xfer(fd, APP_JTAG430, GLOBAL_START, 0, NULL, &pkt) < 0) {
printc_err("goodfet: START command failed\n");
return -1;
}
if (pkt.len < 1) {
printc_err("goodfet: bad response to JTAG START\n");
return -1;
}
printc("JTAG ID: 0x%02x\n", pkt.data[0]);
if (pkt.data[0] != 0x89 && pkt.data[0] != 0x91) {
printc_err("goodfet: unexpected JTAG ID: 0x%02x\n",
pkt.data[0]);
xfer(fd, APP_JTAG430, GLOBAL_STOP, 0, NULL, &pkt);
return -1;
}
printc_dbg("Halting CPU\n");
if (xfer(fd, APP_JTAG430, JTAG430_HALTCPU, 0, NULL, &pkt) < 0) {
printc_err("goodfet: HALTCPU command failed\n");
xfer(fd, APP_JTAG430, GLOBAL_STOP, 0, NULL, &pkt);
return -1;
}
return 0;
}
static int recv_packet(sport_t fd, struct packet *pkt)
{
uint8_t header[4];
if (sport_read_all(fd, header, 4) < 0) {
printc_err("goodfet: recv_packet (header): %s\n",
last_error());
return -1;
}
pkt->app = header[0];
pkt->verb = header[1];
pkt->len = ((uint16_t)header[2]) | (((uint16_t)header[3]) << 8);
if (pkt->len > MAX_LEN) {
printc_err("goodfet: recv_packet: maximum length "
"exceeded (%d)\n", pkt->len);
return -1;
}
if (sport_read_all(fd, pkt->data, pkt->len) < 0) {
printc_err("goodfet: recv_packet (data): %s\n",
last_error());
return -1;
}
#ifdef DEBUG_GOODFET
printc_dbg("RECV: %02x/%02x\n", pkt->app, pkt->verb);
if (pkt->len)
debug_hexdump("Data", pkt->data, pkt->len);
#endif
return 0;
}
static int send_packet(sport_t fd,
uint8_t app, uint8_t verb, uint16_t len,
const uint8_t *data)
{
uint8_t raw[MAX_LEN + 4];
if (len > MAX_LEN) {
printc_err("goodfet: send_packet: maximum length "
"exceeded (%d)\n", len);
return -1;
}
#ifdef DEBUG_GOODFET
printc_dbg("SEND: %02x/%02x\n", app, verb);
if (len)
debug_hexdump("Data", data, len);
#endif
raw[0] = app;
raw[1] = verb;
raw[2] = len & 0xff;
raw[3] = len >> 8;
memcpy(raw + 4, data, len);
if (sport_write_all(fd, raw, len + 4) < 0) {
printc_err("goodfet: send_packet: %s\n", last_error());
return -1;
}
return 0;
}
static int xfer(sport_t fd,
uint8_t app, uint8_t verb, uint16_t len,
const uint8_t *data, struct packet *pkt)
{
if (send_packet(fd, app, verb, len, data) < 0)
goto fail;
while (recv_packet(fd, pkt) >= 0) {
if (pkt->app == APP_DEBUG && pkt->verb == GLOBAL_DEBUG) {
char text[MAX_LEN + 1];
memcpy(text, pkt->data, pkt->len);
text[pkt->len] = 0;
printc_dbg("[GoodFET debug] %s\n", text);
}
if (pkt->app == app && pkt->verb == verb)
return 0;
}
fail:
printc_err("goodfet: command 0x%02x/0x%02x "
"failed\n", app, verb);
return -1;
}
int prog_flush(struct prog_data *prog)
{
if (!prog->len)
return 0;
if (!prog->have_erased && (prog->flags & PROG_WANT_ERASE)) {
printc("Erasing...\n");
if (device_erase(DEVICE_ERASE_MAIN, 0) < 0)
return -1;
printc("Programming...\n");
prog->have_erased = 1;
}
printc_dbg("%s %4d bytes at %04x",
(prog->flags & PROG_VERIFY) ? "Verifying" : "Writing",
prog->len, prog->addr);
if (prog->section[0])
printc_dbg(" [section: %s]", prog->section);
printc_dbg("...\n");
if (prog->flags & PROG_VERIFY) {
uint8_t cmp_buf[PROG_BUFSIZE];
int i;
if (device_readmem(prog->addr, cmp_buf, prog->len) < 0)
return -1;
for (i = 0; i < prog->len; i++)
if (cmp_buf[i] != prog->buf[i]) {
printc("\x1b[1mERROR:\x1b[0m "
"mismatch at %04x (read %02x, "
"expected %02x)\n",
prog->addr + i,
cmp_buf[i], prog->buf[i]);
return -1;
}
} else {
if (device_writemem(prog->addr, prog->buf, prog->len) < 0)
return -1;
}
prog->total_written += prog->len;
prog->addr += prog->len;
prog->len = 0;
return 0;
}
static int open_device(struct bslhid_transport *tr, struct usb_device *dev)
{
if (find_interface(tr, dev) < 0)
return -1;
printc_dbg("Opening interface %d (config %d)...\n",
tr->int_number, tr->cfg_number);
if (find_endpoints(tr, dev) < 0)
return -1;
printc_dbg("Found endpoints: IN: 0x%02x, OUT: 0x%02x\n",
tr->in_ep, tr->out_ep);
tr->handle = usb_open(dev);
if (!tr->handle) {
pr_error("bslhid: can't open device");
return -1;
}
#ifdef __Windows__
if (usb_set_configuration(tr->handle, tr->cfg_number) < 0)
pr_error("warning: bslhid: can't set configuration");
#endif
#ifdef __linux__
if (usb_detach_kernel_driver_np(tr->handle, tr->int_number) < 0)
pr_error("warning: bslhid: can't detach kernel driver");
#endif
if (usb_claim_interface(tr->handle, tr->int_number) < 0) {
pr_error("bslhid: can't claim interface");
usb_close(tr->handle);
return -1;
}
/* Save the bus path for a future suspend/resume */
strncpy(tr->bus_name, dev->bus->dirname, sizeof(tr->bus_name));
tr->bus_name[sizeof(tr->bus_name) - 1] = 0;
return 0;
}
static int open_interface(struct cp210x_transport *tr,
struct usb_device *dev, int ino,
int baud_rate)
{
#if defined(__linux__)
int drv;
char drName[256];
#endif
printc_dbg(__FILE__": Trying to open interface %d on %s\n",
ino, dev->filename);
tr->int_number = ino;
tr->handle = usb_open(dev);
if (!tr->handle) {
pr_error(__FILE__": can't open device");
return -1;
}
#if defined(__linux__)
drv = usb_get_driver_np(tr->handle, tr->int_number, drName,
sizeof(drName));
printc(__FILE__" : driver %d\n", drv);
if (drv >= 0) {
if (usb_detach_kernel_driver_np(tr->handle,
tr->int_number) < 0)
pr_error(__FILE__": warning: can't detach "
"kernel driver");
}
#endif
#ifdef __Windows__
if (usb_set_configuration(tr->handle, 1) < 0) {
pr_error(__FILE__": can't set configuration 1");
usb_close(tr->handle);
return -1;
}
#endif
if (usb_claim_interface(tr->handle, tr->int_number) < 0) {
pr_error(__FILE__": can't claim interface");
usb_close(tr->handle);
return -1;
}
if (configure_port(tr, baud_rate) < 0) {
printc_err("Failed to configure for V1 device\n");
usb_close(tr->handle);
return -1;
}
return 0;
}
int main(int argc, char **argv)
{
struct cmdline_args args = {0};
int ret = 0;
opdb_reset();
ctrlc_init();
args.devarg.vcc_mv = 3000;
args.devarg.requested_serial = NULL;
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();
return -1;
}
simio_init();
if (!args.no_rc)
process_rc_file();
/* Process commands */
if (optind < argc) {
while (optind < argc) {
if (process_command(argv[optind++]) < 0) {
ret = -1;
break;
}
}
} else {
reader_loop();
}
simio_exit();
stab_exit();
device_destroy();
sockets_exit();
return ret;
}
static int reset_sequence(sport_t fd)
{
static const int states[] = {
SPORT_MC_RTS,
SPORT_MC_RTS | SPORT_MC_DTR,
SPORT_MC_DTR
};
int i;
printc_dbg("Resetting GoodFET...\n");
for (i = 0; i < 3; i++) {
if (sport_set_modem(fd, states[i]) < 0) {
printc_err("goodfet: failed at step %d: %s\n",
i, last_error());
return -1;
}
delay_ms(20);
}
return 0;
}
static int do_init(struct tilib_device *dev, const struct device_args *args)
{
long version;
char buf[1024];
union DEVICE_T device;
/* Not sure if the path is actually modified by MSP430_Initialize,
* but the argument isn't const, so probably safest to copy it.
*/
strncpy(buf, args->path, sizeof(buf));
buf[sizeof(buf) - 1] = 0;
printc_dbg("MSP430_Initialize: %s\n", buf);
if (dev->MSP430_Initialize(buf, &version) < 0) {
report_error(dev, "MSP430_Initialize");
return -1;
}
if (version < 0) {
printc("FET firmware update is required.\n");
if (args->flags & DEVICE_FLAG_DO_FWUPDATE) {
if (do_fw_update(dev) < 0) {
dev->MSP430_Close(0);
return -1;
}
} else {
printc("Re-run with --allow-fw-update to perform "
"a firmware update.\n");
dev->MSP430_Close(0);
return -1;
}
} else {
printc_dbg("Firmware version is %d\n", version);
}
printc_dbg("MSP430_VCC: %d mV\n", args->vcc_mv);
if (dev->MSP430_VCC(args->vcc_mv) < 0) {
report_error(dev, "MSP430_VCC");
dev->MSP430_Close(0);
return -1;
}
/* Without this delay, MSP430_OpenDevice will often hang. */
usleep(1000000);
printc_dbg("MSP430_OpenDevice\n");
if (dev->MSP430_OpenDevice("DEVICE_UNKNOWN", "", 0, 0, 0) < 0) {
report_error(dev, "MSP430_OpenDevice");
dev->MSP430_Close(0);
return -1;
}
printc_dbg("MSP430_GetFoundDevice\n");
if (dev->MSP430_GetFoundDevice(device.buffer,
sizeof(device.buffer)) < 0) {
report_error(dev, "MSP430_GetFoundDevice");
dev->MSP430_Close(0);
return -1;
}
printc_dbg("Device: %s (id = 0x%04x)\n", device.string, device.id);
printc_dbg("%d breakpoints available\n", device.nBreakpoints);
dev->base.max_breakpoints = device.nBreakpoints;
if (dev->base.max_breakpoints > DEVICE_MAX_BREAKPOINTS)
dev->base.max_breakpoints = DEVICE_MAX_BREAKPOINTS;
printc_dbg("MSP430_EEM_Init\n");
threads_lock_init(&dev->mb_lock);
if (dev->MSP430_EEM_Init(event_notify, (long)dev,
(MessageID_t *)&my_message_ids) < 0) {
report_error(dev, "MSP430_EEM_Init");
dev->MSP430_Close(0);
threads_lock_destroy(&dev->mb_lock);
return -1;
}
return 0;
}
int cmd_erase(char **arg)
{
const char *type_text = get_arg(arg);
const char *seg_text = get_arg(arg);
device_erase_type_t type = DEVICE_ERASE_MAIN;
address_t segment = 0;
address_t total_size = 0;
address_t segment_size = 0;
if (seg_text && expr_eval(seg_text, &segment) < 0) {
printc_err("erase: invalid expression: %s\n", seg_text);
return -1;
}
if (type_text) {
if (!strcasecmp(type_text, "all")) {
type = DEVICE_ERASE_ALL;
} else if (!strcasecmp(type_text, "segment")) {
type = DEVICE_ERASE_SEGMENT;
if (!seg_text) {
printc_err("erase: expected segment "
"address\n");
return -1;
}
} else if (!strcasecmp(type_text, "segrange")) {
const char *total_text = get_arg(arg);
const char *ss_text = get_arg(arg);
if (!(total_text && ss_text)) {
printc_err("erase: you must specify "
"total and segment sizes\n");
return -1;
}
if (expr_eval(total_text, &total_size) < 0) {
printc_err("erase: invalid expression: %s\n",
total_text);
return -1;
}
if (expr_eval(ss_text, &segment_size) < 0) {
printc_err("erase: invalid expression: %s\n",
ss_text);
return -1;
}
if (segment_size > 0x200 || segment_size < 0x40) {
printc_err("erase: invalid segment size: "
"0x%x\n", segment_size);
return -1;
}
} else {
printc_err("erase: unknown erase type: %s\n",
type_text);
return -1;
}
}
if (device_ctl(DEVICE_CTL_HALT) < 0)
return -1;
if (!segment_size) {
printc("Erasing...\n");
return device_erase(type, segment);
} else {
printc("Erasing segments...\n");
while (total_size >= segment_size) {
printc_dbg("Erasing 0x%04x...\n", segment);
if (device_erase(DEVICE_ERASE_SEGMENT, segment) < 0)
return -1;
total_size -= segment_size;
segment += segment_size;
}
}
return 0;
}
int main(int argc, char **argv)
{
struct cmdline_args args = {0};
int ret = 0;
setvbuf(stderr, NULL, _IOFBF, 0);
setvbuf(stdout, NULL, _IOFBF, 0);
opdb_reset();
ctrlc_init();
args.devarg.vcc_mv = 3000;
args.devarg.requested_serial = NULL;
if (parse_cmdline_args(argc, argv, &args) < 0)
goto fail_parse;
if (args.flags & OPT_EMBEDDED)
input_module = &input_async;
if (input_module->init() < 0)
goto fail_input;
output_set_embedded(args.flags & OPT_EMBEDDED);
if (sockets_init() < 0) {
ret = -1;
goto fail_sockets;
}
printc_dbg("%s", version_text);
printc_dbg("%s\n", chipinfo_copyright());
if (setup_driver(&args) < 0) {
ret = -1;
goto fail_driver;
}
if (device_probe_id(device_default, args.devarg.forced_chip_id) < 0)
printc_err("warning: device ID probe failed\n");
simio_init();
if (!(args.flags & OPT_NO_RC))
process_rc_file(args.alt_config);
/* Process commands */
if (optind < argc) {
while (optind < argc) {
if (process_command(argv[optind++]) < 0) {
ret = -1;
break;
}
}
} else {
reader_loop();
}
simio_exit();
device_destroy();
stab_exit();
fail_driver:
sockets_exit();
fail_sockets:
input_module->exit();
fail_input:
fail_parse:
/* We need to do this on Windows, because in embedded mode we
* may still have a running background thread for input. If so,
* returning from main() won't cause the process to terminate.
*/
#if defined(__CYGWIN__)
cygwin_internal(CW_EXIT_PROCESS,
(ret == 0) ? EXIT_SUCCESS : EXIT_FAILURE, 1);
#elif defined(__Windows__)
ExitProcess(ret);
#endif
return ret;
}