From owner-freebsd-hackers Fri Jun 9 17:48:48 1995 Return-Path: hackers-owner Received: (from majordom@localhost) by freefall.cdrom.com (8.6.10/8.6.6) id RAA12414 for hackers-outgoing; Fri, 9 Jun 1995 17:48:48 -0700 Received: from cs.weber.edu (cs.weber.edu [137.190.16.16]) by freefall.cdrom.com (8.6.10/8.6.6) with SMTP id RAA12402 for ; Fri, 9 Jun 1995 17:48:44 -0700 Received: by cs.weber.edu (4.1/SMI-4.1.1) id AA22706; Fri, 9 Jun 95 18:41:00 MDT From: terry@cs.weber.edu (Terry Lambert) Message-Id: <9506100041.AA22706@cs.weber.edu> Subject: Re: problems with Compaq Prosignia 300 To: rgrimes@gndrsh.aac.dev.com (Rodney W. Grimes) Date: Fri, 9 Jun 95 18:40:59 MDT Cc: esser@zpr.uni-koeln.de, sakr@itp.ac.ru, hackers@freebsd.org In-Reply-To: <199506092243.PAA06495@gndrsh.aac.dev.com> from "Rodney W. Grimes" at Jun 9, 95 03:43:29 pm X-Mailer: ELM [version 2.4dev PL52] Sender: hackers-owner@freebsd.org Precedence: bulk > Per a conversation I have had with an Intel BIOS engineer it was pointed > out to you some time ago that the way you are doing all your own PCI > probing is not to the SPEC. To do things correctly you *must* call the > PCI 32 bit bios hooks or we are going to continue to have this problem > and other problems as PCI evolves. These are protected mode safe BIOS > calls and there is no good reason to not use them! Uh, Rod, According to "PCI BIOS SPECIFICATION, Revision 2.1, Aug 26 1994", they are optional. Also, they are not supported at all in 1.0 systems. There *is* a mechanism for detecting their existance, and if they exist, calling them is probably mandatory. Terry Lambert terry@cs.weber.edu --- Any opinions in this posting are my own and not those of my present or previous employers.