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ubb-patgen/ubb-patgen.c: remove pattern frequency and use -f for bus clock

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Let's leave fancy oversampling calculations to the user.
This commit is contained in:
Werner Almesberger 2013-01-15 14:24:00 -03:00
parent 6e6767175f
commit 1111156a97
1 changed files with 6 additions and 12 deletions
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18
ubb-patgen/ubb-patgen.c
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@ -443,12 +443,11 @@ static void usage(const char *name)
{
fprintf(stderr,
"usage: %s\n"
" %s [-b freq_hz] [-f freq_hz] -c [-q] [active_s]\n"
" %s [-b freq_hz] [-f freq_hz] [-C] [-q] pattern\n\n"
" -b freq_hz set bus clock to the specified frequency (default: 1 MHz)\n"
" %s [-f freq_hz] -c [-q] [active_s]\n"
" %s [-f freq_hz] [-C] [-q] pattern\n\n"
" -c output bus clock on CLK without sending a pattern\n"
" -C temporarily output bus clock on CLK (for debugging)\n"
" -f freq_hz set pattern rate (default: same as bus clock)\n"
" -f freq_hz set bus clock to the specified frequency (default: 1 MHz)\n"
" -q quiet. Don't report clock differences.\n\n"
" active_s keep running that many seconds after setting the clock\n"
" (default: exit immediately but leave the clock on)\n"
@ -468,7 +467,6 @@ int main(int argc, char **argv)
{
struct mmcclk clk;
int bus_hz = 0, clk_only = 0, clkout = 0, bus_rel = 0;
int pattern_hz = 0, pattern_rel = 0;
const char *pattern = NULL;
int quiet = 0;
double active_s = 0;
@ -477,14 +475,10 @@ int main(int argc, char **argv)
char *end;
int c;
while ((c = getopt(argc, argv, "b:cCq")) != EOF)
while ((c = getopt(argc, argv, "cCf:q")) != EOF)
switch (c) {
case 'b':
if (!frequency(optarg, &bus_hz, &bus_rel))
usage(*argv);
break;
case 'f':
if (!frequency(optarg, &pattern_hz, &pattern_rel))
if (!frequency(optarg, &bus_hz, &bus_rel))
usage(*argv);
break;
case 'c':
@ -504,7 +498,7 @@ int main(int argc, char **argv)
case 0:
if (clk_only)
break;
if (bus_hz || pattern_hz || clkout || quiet)
if (bus_hz || clkout || quiet)
usage(*argv);
ubb_open(UBB_ALL);
show_frequencies();