From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from cthulhu.engr.sgi.com (cthulhu.engr.sgi.com [192.26.80.2]) by neteng.engr.sgi.com (980427.SGI.8.8.8/970903.SGI.AUTOCF) via ESMTP id KAA95237 for ; Tue, 26 Jan 1999 10:33:35 -0800 (PST) Return-Path: Received: (from majordomo-owner@localhost) by cthulhu.engr.sgi.com (980427.SGI.8.8.8/970903.SGI.AUTOCF) id KAA10439 for linux-list; Tue, 26 Jan 1999 10:32:40 -0800 (PST) mail_from (owner-linux@relay.engr.sgi.com) Received: from anchor.engr.sgi.com (anchor.engr.sgi.com [150.166.49.42]) by cthulhu.engr.sgi.com (980427.SGI.8.8.8/970903.SGI.AUTOCF) via ESMTP id KAA08638; Tue, 26 Jan 1999 10:32:38 -0800 (PST) mail_from (olson@anchor.engr.sgi.com) Received: (from olson@localhost) by anchor.engr.sgi.com (980427.SGI.8.8.8/980728.SGI.AUTOCF) id KAA17419; Tue, 26 Jan 1999 10:32:38 -0800 (PST) From: olson@anchor.engr.sgi.com (Dave Olson) Message-Id: <199901261832.KAA17419@anchor.engr.sgi.com> Subject: Re: Parallel port support. In-Reply-To: from Alex deVries at "Jan 26, 99 12:16:18 pm" To: adevries@engsoc.carleton.ca (Alex deVries) Date: Tue, 26 Jan 1999 10:32:38 -0800 (PST) Cc: linux@cthulhu.engr.sgi.com Organization: Silicon Graphics, Inc. Mt. View, CA X-Mailer: ELM [version 2.4ME+ PL35 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux@cthulhu.engr.sgi.com Precedence: bulk Alex deVries wrote: | So the only things that actually hang off the pbus in the indy are: | - some of the SCSI control registers for the wd33c93 Yes, the "control" interface to the wd93. | - HAL2 Yep. And as earlier discussed: RTC, prom, interrupt controller, serial ports. Now, I do have an old spec that describes the parallel port as a seperate chip, but I am nearly certain we folded it into hpc3. I may have to retract that though. None of the specs I have in my office are the final versions, and I don't have an indigo2 lying around to look at the final chip layout. If you find a chip marked PI1, then I am remembering wrong, and we did the parallel port as a seperate chip. | Where does ISDN fit in? I don't remember, and I don't have the Indy specs handy, and I can't find the online docs right now. I think it went on the pbus, but that's a vague memory. | What other machines have the HPC3, and what kind of devices do they have | on them? Only the Indigo2 series (r4k, r8k, r10k) and Indy. Dave Olson, Silicon Graphics http://reality.sgi.com/olson olson@sgi.com From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: olson@anchor.engr.sgi.com (Dave Olson) Message-ID: <199901261832.KAA17419@anchor.engr.sgi.com> Subject: Re: Parallel port support. In-Reply-To: from Alex deVries at "Jan 26, 99 12:16:18 pm" Date: Tue, 26 Jan 1999 10:32:38 -0800 (PST) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux@cthulhu.engr.sgi.com To: Alex deVries Cc: linux@cthulhu.engr.sgi.com Message-ID: <19990126183238.1xrOqvBSEv8RypRO3Aa-HHnPgQ8f5n5D8HU94FcQR2g@z> Alex deVries wrote: | So the only things that actually hang off the pbus in the indy are: | - some of the SCSI control registers for the wd33c93 Yes, the "control" interface to the wd93. | - HAL2 Yep. And as earlier discussed: RTC, prom, interrupt controller, serial ports. Now, I do have an old spec that describes the parallel port as a seperate chip, but I am nearly certain we folded it into hpc3. I may have to retract that though. None of the specs I have in my office are the final versions, and I don't have an indigo2 lying around to look at the final chip layout. If you find a chip marked PI1, then I am remembering wrong, and we did the parallel port as a seperate chip. | Where does ISDN fit in? I don't remember, and I don't have the Indy specs handy, and I can't find the online docs right now. I think it went on the pbus, but that's a vague memory. | What other machines have the HPC3, and what kind of devices do they have | on them? Only the Indigo2 series (r4k, r8k, r10k) and Indy. Dave Olson, Silicon Graphics http://reality.sgi.com/olson olson@sgi.com