Date: Fri, 3 Jan 2003 15:12:39 -0600 (CST) From: Josh Tolbert <hemi@scoundrelz.net> To: Andrew Gallatin <gallatin@cs.duke.edu> Cc: Terry Lambert <tlambert2@mindspring.com>, <freebsd-alpha@FreeBSD.ORG> Subject: Re: Sound frustration. Message-ID: <20030103150747.P25893-100000@view.scoundrelz.net> In-Reply-To: <15893.61977.617126.551476@grasshopper.cs.duke.edu>
next in thread | previous in thread | raw e-mail | index | archive | help
Hi, On Fri, 3 Jan 2003, Andrew Gallatin wrote: > > Terry Lambert writes: > > Andrew Gallatin wrote: > > > Terry Lambert writes: > > > > Andrew Gallatin wrote: > > > > > isab0@pci0:8:0: class=0x000000 card=0x00000000 chip=0x04848086 rev=0x43 hdr=0x00 > > > > > vendor = 'Intel Corporation' > > > > > device = '82378ZB/IB,82379AB PCI to ISA Bridge, System I/O' > > > > > class = old > > > > > subclass = non-VGA display device > > > > > > > > What chip is implementing your keyboard controller? > > > > > > This one, more or less. Its hung off the ISA bridge. > > > > On the one hand, this is annoying, because it means that the board > > has no sound chip built into it as part of the multi-I/O chip, > > which shoots me in the foot. 8-(. On the other hand, it's an > > Intel bridge chip, which might give creedence to the idea that > > it's limited to 2 DMA channel negotiations, and barfs if you > > try to stick another PCI card in it that does DMA, which keeps > > my other foot safe. 8-). > > Huh? Its an alpha.. PCI dma is handled separately, by the core-logic > chipset (21174 pyxis). There are no DMA channels for PCI devices. > > However, there are some cards which the SRM fails to setup properly. > For example, some ATA cards get IO ports which are higher than > they expect and barf. Perhaps this is what's happening to the > happless user who started this thread. I think this may be the case with the PCI sound cards. Every single one of them I tried wasn't identified by the manufacturer in SRM, like every other card in the machine was. The PCI sound cards are just identified by two sets of numbers, which I guess correspond to vendor ID and part number. > Drew > Thanks, Josh To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20030103150747.P25893-100000>