TIP: Click on subject to list as thread! ANSI
echo: os2prog
to: Peter Fitzsimmons
from: Paul Marchildon
date: 1994-09-23 05:46:00
subject: Low level info

PF>  PM> I can find no API call that gets me such low level information as bus
PF>  PM> type, serial port address, Irq assignment, etc. How can I get this
PF>  PM> information under OS/2?
PF> 
PF> Answer:  As an application writer,  this is none of your 
PF> business . When we left DOS,  we left such mundane 
PF> details behind us.

Think of it as my kinky side . The reason I want to know what
these things are is that: -it is not uncommon for the owner of a system
to not know this information    but require it;   -I am writing a
program that requires access to serial ports, if I can
    determine the bus type is MCA or EISA, I then know that I can reasonably 
   expect no Irq conflict, if, on the other hand, it is just a regular
AT bus and I     can determine what Irqs have been assigned to which
serial ports, I can at     least warn the user that a conflict will
occur if he insists on continuing.   -it would make a great impression
at parties.

PF> Answer: As a device driver writer,  you SET these things,  not
PF> query them.
PF> 
Oi, write a device driver?!
PF> 
PF> DosDevConfig() might tell you a few things that you want to know.
PF> 
DosDevConfig seems to give only the number of devices. I can ask for
submodel or model, but I have no info on how to decode the information
I am given.

___
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