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FMC DEL 1ns 4cha - Software
Commit 04135aa1 authored by Tomasz Wlostowski's avatar Tomasz Wlostowski Committed by Alessandro Rubini
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tools/fmc-fdelay-board-time: more verbose help, show WR status

parent c80e5d01
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Showing with 40 additions and 8 deletions
tools/fmc-fdelay-board-time.c
View file @ 04135aa1
......@@ -10,10 +10,17 @@
static void help(char *name)
{
fprintf(stderr, "%s: Use \"%s [-i <index>] [-d <dev>] <cmd>\"\n",
name, name);
fprintf(stderr, " cmd is one of \"get\", \"host\", "
"\"local\", \"wr\" or a floating point time in secs\n");
fprintf(stderr, "fmc-fdelay-board-time: a tool for manipulating the FMC Fine Delay time base.\n");
fprintf(stderr, "Use: \"%s [-i <index>] [-d <dev>] <command>\"\n",
name);
fprintf(stderr, " where the <command> can be:\n"
" get - shows current time and White Rabbit status.\n"
" local - sets the time source to the card's local oscillator.\n"
" wr - sets the time source to White Rabbit.\n"
" host - sets the time source to local oscillator and coarsely\n"
" synchronizes the card to the system clock.\n"
" seconds:[nanoseconds]: - sets local time to the given value.\n");
exit(1);
}
......@@ -93,7 +100,19 @@ int main(int argc, char **argv)
strerror(errno));
exit(1);
}
printf("%lli.%09li\n", (long long)t.utc, (long)t.coarse * 8);
int err = fdelay_check_wr_mode(b);
printf("WR Status: ");
switch(err)
{
case ENODEV: printf("disabled.\n"); break;
case ENOLINK: printf("link down.\n"); break;
case EAGAIN: printf("synchronization in progress.\n"); break;
case 0: printf("synchronized.\n"); break;
default: printf("error: %s\n", strerror(errno)); break;
}
printf("Time: %lli.%09li\n", (long long)t.utc, (long)t.coarse * 8);
fdelay_close(b);
fdelay_exit();
return 0;
......@@ -114,13 +133,26 @@ int main(int argc, char **argv)
setbuf(stdout, NULL);
printf("Locking the card to WR: ");
if (fdelay_wr_mode(b, 1) < 0) {
int err = fdelay_wr_mode(b, 1);
if(err == ENOTSUP)
{
fprintf(stderr, "%s: no support for White Rabbit (check the gateware).\n",
argv[0]);
exit(1);
} else if (err) {
fprintf(stderr, "%s: fdelay_wr_mode(): %s\n",
argv[0], strerror(errno));
exit(1);
}
while (fdelay_check_wr_mode(b) != 0) {
while ((err = fdelay_check_wr_mode(b)) != 0) {
if( err == ENOLINK )
{
fprintf(stderr, "%s: no White Rabbit link (check the cable and the switch).\n",
argv[0]);
exit(1);
}
printf(".");
sleep(1);
}
......@@ -144,7 +176,7 @@ int main(int argc, char **argv)
}
if (fdelay_set_time(b, &t) < 0) {
fprintf(stderr, "%s: fdelay_set_host_time(): %s\n",
fprintf(stderr, "%s: fdelay_set_time(): %s\n",
argv[0], strerror(errno));
exit(1);
}
......
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