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FMC DEL 1ns 4cha - Software
Commit 359b24c8 authored by Alessandro Rubini's avatar Alessandro Rubini
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fd-raw-input: added pico-mode, reshaped

parent d6113d70
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Showing with 70 additions and 31 deletions
tools/fd-raw-input.c
View file @ 359b24c8
......@@ -25,21 +25,86 @@
#include <linux/zio-user.h>
#include <fine-delay.h>
enum {MODE_HEX, MODE_FLOAT, MODE_PICO};
void event(uint32_t *a, char *name, int *seq, int mode, long double *t1,
uint64_t *p1)
{
int sequence = a[FD_ATTR_TDC_SEQ];
long double t2;
int64_t p2, delta;
if (*seq != -1) {
if (sequence != ((*seq + 1) & 0xffff)) {
printf("%s: LOST %i events\n", name,
(sequence - (*seq + 1)) & 0xffff);
*t1 = 0.0;
*p1 = 0LL;
}
}
*seq = sequence;
printf("%s: ", name);
switch(mode) {
case MODE_HEX:
printf("%08x %08x %08x %08x %08x\n",
a[FD_ATTR_TDC_UTC_H],
a[FD_ATTR_TDC_UTC_L],
a[FD_ATTR_TDC_COARSE],
a[FD_ATTR_TDC_FRAC],
a[FD_ATTR_TDC_SEQ]);
break;
case MODE_FLOAT:
t2 = a[FD_ATTR_TDC_UTC_L] + a[FD_ATTR_TDC_COARSE]
* .000000008; /* 8ns */
if (*t1) {
printf("%17.9Lf (delta %13.9Lf)\n",
t2, t2 - *t1);
} else {
printf("%17.9Lf\n", t2);
}
*t1 = t2;
break;
case MODE_PICO:
p2 = a[FD_ATTR_TDC_COARSE] * 8000LL
+ a[FD_ATTR_TDC_FRAC] * 4096LL / 8000;
delta = p2 - *p1;
if (delta < 0)
delta += 1000LL * 1000 * 1000 * 1000;
if (*p1) {
printf("%012lli - delta %012lli\n", p2, delta);
}
else {
printf("%012lli\n", p2);
}
*p1 = p2;
break;
}
}
#define MAXFD 16
struct zio_control ctrl;
int main(int argc, char **argv)
{
glob_t glob_buf;
int i, j, maxfd = 0;
int fd[MAXFD], seq[MAXFD];
int i, j, maxfd = 0, sequence, last = 0;
fd_set allset, curset;
int floatmode = 0;
long double t1 = 0.0, t2;
int mode = MODE_HEX;
long double t1[MAXFD] = {0.0,};
uint64_t p1[MAXFD] = {0LL,};
uint32_t *attrs;
if (argc > 1 && !strcmp(argv[1], "-f")) {
floatmode = 1;
mode = MODE_FLOAT;
argv[1] = argv[0];
argv++, argc--;
}
if (argc > 1 && !strcmp(argv[1], "-p")) {
mode = MODE_PICO;
argv[1] = argv[0];
argv++, argc--;
}
......@@ -108,33 +173,7 @@ int main(int argc, char **argv)
exit(1);
}
attrs = ctrl.attr_channel.ext_val;
sequence = attrs[FD_ATTR_TDC_SEQ];
if (seq[i] != -1) {
if (sequence - seq[i] != 1)
printf("%s: LOST %i events\n", argv[i],
sequence - seq[i] - 1);
}
seq[i] = sequence;
printf("%s: ", argv[i]);
if (floatmode) {
t2 = attrs[FD_ATTR_TDC_UTC_L] +
attrs[FD_ATTR_TDC_COARSE]
* .000000008; /* 8ns */
if (t1) {
printf("%17.9Lf (delta %13.9Lf)\n",
t2, t2 - t1);
} else {
printf("%17.9Lf\n", t2);
}
t1 = t2;
continue;
}
printf("%08x %08x %08x %08x %08x\n",
attrs[FD_ATTR_TDC_UTC_H],
attrs[FD_ATTR_TDC_UTC_L],
attrs[FD_ATTR_TDC_COARSE],
attrs[FD_ATTR_TDC_FRAC],
attrs[FD_ATTR_TDC_SEQ]);
event(attrs, argv[i], seq + i, mode, t1 + i, p1 + i);
}
}
return 0;
......
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