Date: Wed, 21 Apr 1999 15:41:26 -0700 From: "William Woods" <wwoods@cybcon.com> To: "Doug Rabson" <dfr@nlsystems.com>, "Jason Thorpe" <thorpej@nas.nasa.gov> Cc: "Jordan K. Hubbard" <jkh@zippy.cdrom.com>, "Alain G. Fabry" <fabry@coserve.org>, <freebsd-alpha@FreeBSD.ORG> Subject: RE: External modems on Alpha..... Message-ID: <000001be8c48$17560580$234c93cd@william>
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Well, that diden't do it........back to square 1 > -----Original Message----- > From: William Woods [mailto:wwoods@cybcon.com] > Sent: Wednesday, April 21, 1999 3:23 PM > To: Doug Rabson; Jason Thorpe > Cc: Jordan K. Hubbard; Alain G. Fabry; freebsd-alpha@FreeBSD.ORG > Subject: RE: External modems on Alpha..... > > > I was playing around in the SRM console and I see these things: > > doing a "show con*" > > brings up this........ > > console graphics > control_disfd enable > control_idema enable > control_irq11 scsi <<---- > control_irq12 mouse <<---- > control_scsi_term internal > controlp on > > > What interests me here is the "control_irq" lines. I notice there > is no line for either com1 or com2. Now, I tries a "set > control_irq4 com1" assuming that this would set irq4 to com1, > but when I rebooted the setting was no longer there. > > I am going to experament with setting this, not rebooting and > seeing if this takes care of any of the problems. If it does, I > am going to assume that I have a dead internal battery, replace > it and try again....what ya think, sound like n idea that might work? > > > -----Original Message----- > > From: Doug Rabson [mailto:dfr@nlsystems.com] > > Sent: Wednesday, April 21, 1999 3:18 PM > > To: Jason Thorpe > > Cc: William Woods; Jordan K. Hubbard; Alain G. Fabry; > > freebsd-alpha@FreeBSD.ORG > > Subject: Re: External modems on Alpha..... > > > > > > On Wed, 21 Apr 1999, Jason Thorpe wrote: > > > > > On Wed, 21 Apr 1999 20:07:20 +0100 (BST) > > > Doug Rabson <dfr@nlsystems.com> wrote: > > > > > > > How does the NetBSD kernel cope with this problem on the > > alpha? I can't > > > > see anything obvious in my copy of the source but it is > > somewhat dated. > > > > > > We (NetBSD) don't deal too well with it, either. Although, our > > `com' driver > > > seems to be less prone to this problem due it its structure. > > I've driven > > > a serial port on an AlphaStation 200 at 56k before, no problem. > > > > Perhaps it might be worth trying to collaborate on a lazy masking > > interrupt scheme for *BSD/alpha in the future. At this level, the two > > systems are virtually identical (not surprising). > > > > Incidentally, you might also like to pick up the floating point software > > completion code from FreeBSD/alpha if you haven't already. > > > > -- > > Doug Rabson Mail: dfr@nlsystems.com > > Nonlinear Systems Ltd. Phone: +44 181 442 9037 > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message
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