Date: Wed, 24 Jan 2001 11:46:31 -0500 (EST) From: <Florent.Parent@viagenie.qc.ca> To: <mobile@FreeBSD.ORG> Subject: Re: IBM ThinkPad A20p (sound) Message-ID: <Pine.BSF.4.31.0101241146190.548-100000@blues.viagenie.qc.ca> In-Reply-To: <Pine.BSF.4.31.0101231722390.1049-100000@blues.viagenie.qc.ca>
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On Tue, 23 Jan 2001 Florent.Parent@viagenie.qc.ca wrote: > > I also have an A20p running FreeBSD-4.2 STABLE. Here's my findings: > > 1- Tried the pcm driver: no success > > 2- Tried the OSS driver from 4Front tech. (http://www.opensound.com/) > I was able to get some sound with the demo driver, but the system hangs > when I start the X server. > > The reason is that the A20p shares the same IRQ between the graphics > adapter, a pcmcia bus and the sound card. You can go in the BIOS under the > PCI configuration to select the IRQ per PCI bus, but the it seems that the > sound/pcmcia/graphics are stuck on the same PCI bus (I've put irq 5 for > the 1st PCI bus): > > /kernel: pci1: <ATI model 4c46 graphics accelerator> at 0.0 irq 5 > /kernel: pcic-pci0: <TI PCI-1450 PCI-CardBus Bridge> > mem 0x50000000-0x50000fff irq 5 at device 2.0 on pci0 > /kernel: csa0: <Crystal Semiconductor CS4614/4622/4624 Audio > accelerator/4280 Audio controller> mem 0xf0000000-0xf00fffff, > 0xf0122000-0xf0122fff irq 5 at device 5.0 on pci0 > > Also note that you have to deactivate the BIOS APM support (see url below) > > I would really love to get that sound card running. Question is: can > FreeBSD support a sound device that shares its IRQ ? A collegue of mine > has the same laptop running Linux and the sound device works. Check out > http://www.zhlive.ch/zhl_contents_linux.html for more info > > If anyone has more info, please post to the list. > > Florent. > > On Tue, 16 Jan 2001, Anders Andersson wrote: > > > Hi! > > > > I run 4.2-STABLE on mu thinkpad a20p, works like a charm, except sound. > > > > dmesg: > > > > csa0: <Crystal Semiconductor CS4614/4622/4624 Audio accelerator/4280 > > Audio controller> mem 0xf0000000-0xf00fffff,0xf0122000-0xf0122fff irq 11 > > at device 5.0 on pci0 > > pcm0: <CS461x PCM Audio> on csa0 > > > > But when trying to play something, all I get is: > > > > (nothing) > > > > no sound, nothing in logs. > > > > Any hints? > > > > -- Florent Parent Viagénie inc. http://www.viagenie.qc.ca +1.418.656.9254 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-mobile" in the body of the message
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