Date: Sun, 24 Aug 1997 00:23:12 -0700 From: Amancio Hasty <hasty@rah.star-gate.com> To: Rich Wales <richw@webcom.com> Cc: Terry Lambert <terry@lambert.org>, smpatel@FreeBSD.ORG, hackers@FreeBSD.ORG Subject: Re: Couldn't change IRQ on Creative SB16 PnP Message-ID: <199708240723.AAA00378@rah.star-gate.com> In-Reply-To: Your message of "Sat, 23 Aug 1997 23:32:55 PDT." <Pine.BSF.3.96.970823223454.270A-100000@localhost>
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Hi, The problem most likely is the PnP code on FreeBSD and I am going to work on the problem this weekend . I have a similar scenario here with a PnP motherboard which the PnP code refuses to relocate my SB16 configuration to the one I specify. Just please follow up on multimedia@freeBSD.org . Regards, Amancio >From The Desk Of Rich Wales : > Terry -- > > Replying to: > > I assume you mean the configuration 0 in the Windows 95 > property page. This is the default from the PnP config- > uration. > > Yes, that's what I meant -- configuration 0. > > Is there any way to tell i386/isa/pnp.c to activate a configuration > other than 0? > > You must have an error in your configuration information > if IRQ 5 is taken by something else. > > IRQ 5 isn't taken by anything else right now. I want to add another > (legacy ISA) card that must use IRQ 5. My plan was to reconfigure the > SB16 PnP sound card to use IRQ 10 (instead of its default IRQ 5), and > =then= add the other card on IRQ 5 =after= the sound card was working > on IRQ 10. > > What you probably need to do is go into the PnP BIOS > configuration and tell it IRQ 5 is taken by an ISA card. > > I tried this, but it didn't help; the sound card still wouldn't accept > IRQ 10, and when I ran "pnpinfo", it still reported IRQ 5 as the only > IRQ available to the sound card in configuration 0. > > Note, FWIW, that the SB16 card is an ISA (not PCI) PnP card. I don't > know if this makes a difference or not. > > PS: If your BIOS doesn't know this, then FreeBSD isn't > going to be able to know it either... > > But when I run DOS (6.22) and Windows (3.1) on the same system, and tell > them to use IRQ 10 to talk to the sound card, it works just fine. This > works even if the BIOS thinks IRQ 5 is available for PnP. So I assume > the BIOS is OK, and that the FreeBSD code is failing for some reason to > do whatever is necessary to set up the right IRQ. > > Rich Wales richw@webcom.com http://www.webcom.com/richw/ > >
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