Yet more questions/problems with Interactive UNIX
D'Arcy J.M. Cain
darcy at druid.uucp
Thu Jul 26 23:02:18 AEST 1990
I have Esix, not ISC so the answers may not apply but the two systems should
be similar.
In article <821 at digi.lonestar.org> kcantrel at digi.lonestar.org
(Keith Cantrell) writes:
> 1) I have been totally unsuccessful so far being able to use my second
> serial port. I check on the card, and it is configured as COM2 but
> when I try to start a getty on it, all I get back is:
>
>getty: cannot open "/dev/tty01" errno: 6
Look at /etc/conf/sdevice.d/asy. Make sure there is a Y in the second field
of the second line. If this is changed you will have to rebuild the kernel.
> 2) In my system I have 4 meg of memory, but when I boot up I get the
> following message: (The numbers are correct, I am not exactly sure
> what the verbiage said)
>
>Real memory 3801088
>Available memory 3031040
>
> Is it really not seeing all of the 4 meg? Am I correct in assuming
> that the reason why all the memory is not "Available" is that the
> kernel is taking a 770048 bytes?
>
This seems high but I guess it depends on what you have linked into the
kernel. How does it compare to the size of the file /unix?
>
> 3) Is there tty driver that knows not to allow you to backspace past the
> prompt. Needless to say this is not real important, but it is real
> annoying.
>
I would think that this is under the control of the shell, not the driver.
HTH
--
D'Arcy J.M. Cain (darcy at druid) | Government:
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