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- Newsgroups: comp.os.os2.misc
- Path: sparky!uunet!cs.utexas.edu!csc.ti.com!tilde.csc.ti.com!mksol!mccall
- From: mccall@mksol.dseg.ti.com (fred j mccall 575-3539)
- Subject: Re: IRQ2 in OS/2
- Message-ID: <1992Dec29.195008.13016@mksol.dseg.ti.com>
- Organization: Texas Instruments Inc
- References: <oq6cwB1w165w@tcscs.UUCP>
- Date: Tue, 29 Dec 1992 19:50:08 GMT
- Lines: 21
-
- In <oq6cwB1w165w@tcscs.UUCP> tcscs!zeta@src.honeywell.com (Gregory Youngblood) writes:
-
- >Can OS/2 use IRQ2?
-
- >When I set up COM3 to run IRQ2 using:
-
- >DEVICE=C:\OS2\COM.SYS (3,3e8,2) (4,2e8,5)
-
- >in the config.sys file, then OS/2 reports:
- >Unable to load COM3, Interupt not available, or something like that.
-
- IRQ2 is actually a cascade to the second interrupt controller.
- AT-class hardware will map IRQ2 to IRQ9. I've never tried this in
- OS/2, but Windows will insist that you configure that port as IRQ9
- rather than IRQ2; does OS/2 perhaps do the same thing?
-
- --
- "Insisting on perfect safety is for people who don't have the balls to live
- in the real world." -- Mary Shafer, NASA Ames Dryden
- ------------------------------------------------------------------------------
- Fred.McCall@dseg.ti.com - I don't speak for others and they don't speak for me.
-