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[lcd4linux @ 2000-04-17 05:14:27 by reinelt]

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added README.44780

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@48 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
This commit is contained in:
reinelt
2000-04-17 05:14:27 +00:00
parent c8f4049a36
commit b8d1fec4ab
3 changed files with 119 additions and 5 deletions
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26
lcd4linux.c
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@@ -1,4 +1,4 @@
/* $Id: lcd4linux.c,v 1.22 2000/04/15 16:56:52 reinelt Exp $
/* $Id: lcd4linux.c,v 1.23 2000/04/17 05:14:27 reinelt Exp $
*
* LCD4Linux
*
@@ -20,6 +20,10 @@
*
*
* $Log: lcd4linux.c,v $
* Revision 1.23 2000/04/17 05:14:27 reinelt
*
* added README.44780
*
* Revision 1.22 2000/04/15 16:56:52 reinelt
*
* moved delay loops to udelay.c
@@ -189,6 +193,22 @@ int lcd_hello (void)
return flag;
}
void calibrate (void)
{
int i;
unsigned long max=0;
printf ("%s\n", release);
printf ("calibrating delay loop:");
fflush(stdout);
for (i=0; i<10; i++) {
udelay_calibrate();
if (loops_per_usec>max)
max=loops_per_usec;
}
printf (" Delay=%ld\n", max);
}
int main (int argc, char *argv[])
{
char *cfg="/etc/lcd4linux.conf";
@@ -205,9 +225,7 @@ int main (int argc, char *argv[])
}
break;
case 'd':
printf ("%s\n", release);
udelay_calibrate();
printf ("calibrating delay loop: Delay=%ld\n", loops_per_usec);
calibrate();
exit(0);
case 'h':
usage();