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atrf-xtal.c (do_atben, main): moved board-specific code to separate function

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This commit is contained in:
Werner Almesberger 2011-05-30 00:17:49 -03:00
parent 8c57277953
commit 5a6aae57cb
1 changed files with 45 additions and 36 deletions
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81
tools/atrf-xtal/atrf-xtal.c
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@ -80,6 +80,49 @@ static double eval(unsigned *res, int rep)
} }
static void do_atben(struct atrf_dsc *dsc, int size, int trim, int rep,
int dump_raw, double base, double ppm)
{
unsigned *res;
double avg, rel;
int i;
res = malloc(rep*sizeof(*res));
if (!res) {
perror("malloc");
exit(1);
}
setup(dsc, size, trim);
for (i = 0; i != rep; i++)
res[i] = sample(dsc);
cleanup(dsc);
atrf_close(dsc);
if (dump_raw) {
for (i = 0; i != rep; i++)
printf("%u\n", res[i]);
exit(0);
}
avg = eval(res, rep);
if (!base)
printf("%f\n", avg);
else {
rel = (avg/base-1)*1000000;
printf("%+f ppm", rel);
if (ppm && fabs(rel) > ppm) {
printf(" (outside bounds)\n");
exit(1);
}
putchar('\n');
}
}
static void usage(const char *name) static void usage(const char *name)
{ {
fprintf(stderr, fprintf(stderr,
@ -105,12 +148,10 @@ int main(int argc, char *const *argv)
int size = DEFAULT_SIZE; int size = DEFAULT_SIZE;
int trim = DEFAULT_TRIM; int trim = DEFAULT_TRIM;
double base = 0, ppm = 0; double base = 0, ppm = 0;
double avg, rel;
int rep = 1; int rep = 1;
int dump_raw = 0; int dump_raw = 0;
char *end; char *end;
unsigned *res; int c;
int c, i;
while ((c = getopt(argc, argv, "b:d:p:rs:t:")) != EOF) while ((c = getopt(argc, argv, "b:d:p:rs:t:")) != EOF)
switch (c) { switch (c) {
@ -163,43 +204,11 @@ int main(int argc, char *const *argv)
usage(*argv); usage(*argv);
} }
res = malloc(rep*sizeof(*res));
if (!res) {
perror("malloc");
exit(1);
}
dsc = atrf_open(driver); dsc = atrf_open(driver);
if (!dsc) if (!dsc)
return 1; return 1;
setup(dsc, size, trim); do_atben(dsc, size, trim, rep, dump_raw, base, ppm);
for (i = 0; i != rep; i++)
res[i] = sample(dsc);
cleanup(dsc);
atrf_close(dsc);
if (dump_raw) {
for (i = 0; i != rep; i++)
printf("%u\n", res[i]);
exit(0);
}
avg = eval(res, rep);
if (!base)
printf("%f\n", avg);
else {
rel = (avg/base-1)*1000000;
printf("%+f ppm", rel);
if (ppm && fabs(rel) > ppm) {
printf(" (outside bounds)\n");
return 1;
}
putchar('\n');
}
return 0; return 0;
} }