diff options
Diffstat (limited to 'lcd4linux.c')
| -rw-r--r-- | lcd4linux.c | 29 |
1 files changed, 22 insertions, 7 deletions
diff --git a/lcd4linux.c b/lcd4linux.c index 602b70e..75b195a 100644 --- a/lcd4linux.c +++ b/lcd4linux.c @@ -1,4 +1,4 @@ -/* $Id: lcd4linux.c,v 1.21 2000/04/15 11:56:35 reinelt Exp $ +/* $Id: lcd4linux.c,v 1.22 2000/04/15 16:56:52 reinelt Exp $ * * LCD4Linux * @@ -20,6 +20,14 @@ * * * $Log: lcd4linux.c,v $ + * Revision 1.22 2000/04/15 16:56:52 reinelt + * + * moved delay loops to udelay.c + * renamed -d (debugging) switch to -v (verbose) + * new switch -d to calibrate delay loop + * 'Delay' entry for HD44780 back again + * delay loops will not calibrate automatically, because this will fail with hich CPU load + * * Revision 1.21 2000/04/15 11:56:35 reinelt * * more debug messages @@ -125,12 +133,13 @@ #include <stdio.h> #include <unistd.h> -#include "debug.h" #include "cfg.h" +#include "debug.h" +#include "udelay.h" #include "display.h" #include "processor.h" -char *release="LCD4Linux V" VERSION " (c) 2000 Michael Reinelt <reinelt@eunet.at>"; +char *release="LCD4Linux " VERSION " (c) 2000 Michael Reinelt <reinelt@eunet.at>"; char *output=NULL; int debugging=0; int tick, tack; @@ -140,7 +149,8 @@ static void usage(void) printf ("%s\n", release); printf ("usage: lcd4linux [-h]\n"); printf (" lcd4linux [-l]\n"); - printf (" lcd4linux [-c key=value] [-d] [-f config-file] [-o output-file] [-q]\n"); + printf (" lcd4linux [-d]\n"); + printf (" lcd4linux [-c key=value] [-f config-file] [-o output-file] [-q] [-v]\n"); } int lcd_hello (void) @@ -186,7 +196,7 @@ int main (int argc, char *argv[]) int c, smooth; int quiet=0; - while ((c=getopt (argc, argv, "c:df:hlo:q"))!=EOF) { + while ((c=getopt (argc, argv, "c:df:hlo:qv"))!=EOF) { switch (c) { case 'c': if (cfg_cmd (optarg)<0) { @@ -195,8 +205,10 @@ int main (int argc, char *argv[]) } break; case 'd': - debugging++; - break; + printf ("%s\n", release); + udelay_calibrate(); + printf ("calibrating delay loop: Delay=%ld\n", loops_per_usec); + exit(0); case 'h': usage(); exit(0); @@ -213,6 +225,9 @@ int main (int argc, char *argv[]) case 'q': quiet++; break; + case 'v': + debugging++; + break; default: exit(2); } |