void
usb_dump_entries(void)
{
struct usb_blob *pub;
struct usb_device_id *id;
uint32_t x;
id = malloc(usb_blob_count * sizeof(*id));
if (id == NULL)
errx(EX_SOFTWARE, "Out of memory");
/* make linear array of all USB blobs */
x = 0;
TAILQ_FOREACH(pub, &usb_blob_head, entry)
id[x++] = pub->temp;
usb_sort_entries(id, usb_blob_count);
for (x = 0; x != usb_blob_count;)
x += usb_dump(id + x, usb_blob_count - x);
free(id);
printf("# %d USB entries processed\n\n", usb_blob_count);
}
/*=========================================================================
| MAIN PROGRAM ENTRY POINT
========================================================================*/
int main (int argc, char *argv[])
{
int port = 0; // open port 0 by default
int samplerate = 0; // in kHz (query)
int timeout = 500; // in milliseconds
int latency = 200; // in milliseconds
int num = 0;
if (argc < 2) {
print_usage();
return 1;
}
num = atoi(argv[1]);
// Open the device
beagle = bg_open(port);
if (beagle <= 0) {
printf("Unable to open Beagle device on port %d\n", port);
printf("Error code = %d\n", beagle);
return 1;
}
printf("Opened Beagle device on port %d\n", port);
// Query the samplerate since Beagle USB 480 has a fixed sampling rate
samplerate = bg_samplerate(beagle, samplerate);
if (samplerate < 0) {
printf("error: %s\n", bg_status_string(samplerate));
return 1;
}
printf("Sampling rate set to %d KHz.\n", samplerate);
// Set the idle timeout.
// The Beagle read functions will return in the specified time
// if there is no data available on the bus.
bg_timeout(beagle, timeout);
printf("Idle timeout set to %d ms.\n", timeout);
// Set the latency.
// The latency parameter allows the programmer to balance the
// tradeoff between host side buffering and the latency to
// receive a packet when calling one of the Beagle read
// functions.
bg_latency(beagle, latency);
printf("Latency set to %d ms.\n", latency);
printf("Host interface is %s.\n",
(bg_host_ifce_speed(beagle)) ? "high speed" : "full speed");
// Set up the digital input and output lines
setup_digital_lines();
printf("\n");
fflush(stdout);
// Capture the USB packets
usb_dump(num);
// Close the device
bg_close(beagle);
return 0;
}
