I have no serial ports?
I am having some problems with my serial ports...
>From ls -l /dev/ttyS* shows..
crw-rw---- 1 root dialout 4, 64 Jul 5 23:14 /dev/ttyS0
crw-rw---- 1 root dialout 4, 65 Jul 5 23:14 /dev/ttyS1
crw-rw---- 1 root dialout 4, 66 Jul 5 23:14 /dev/ttyS2
crw-rw---- 1 root dialout 4, 67 Jul 5 23:14 /dev/ttyS3
but setserial -agv /dev/ttyS* shows...
/dev/tty0: No such device
/dev/tty1: No such device
/dev/tty2: No such device
/dev/tty3: No such device
Also, during boot-up I get:
modprobe: can't locate module char-major-4...
Question: why doesn't my serial ports get recognized? I tried upgrading to
a newer setserial then setting it via
#setserial /dev/ttyS0 or setserial /dev/ttyS1, etc... but I still get no
perhaps I am passing setserial command with wrong parameters/arguments?
if so, how should I use setserial to fix this problem or should I use a
Hoping for some advice