Date: Thu, 3 Jun 1999 21:19:27 +0100 (BST) From: Doug Rabson <dfr@nlsystems.com> To: Brad Karp <karp@eecs.harvard.edu> Cc: freebsd-mobile@freebsd.org Subject: Re: Gateway Solo 2300 and IRQ allocation for PC-Cards Message-ID: <Pine.BSF.4.05.9906032118540.55849-100000@herring.nlsystems.com> In-Reply-To: <199906031839.OAA17385@dominator.eecs.harvard.edu>
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On Thu, 3 Jun 1999, Brad Karp wrote: > I'm trying to get both PC-Card slots in a Gateway Solo 2300 to work under > 3.2-RELEASE. > > dmesg sez that allocated IRQs are: > 1 atkbd0 > 3 pcic > 4 sio0 > 5 pcm0 > 6 fdc0 > 7 ppc0 > 12 psm0 > 14 wdc0 > > This leaves 9, 10, 11, and 15. > > pccardd can configure cards with 9, 10, and 15, when they're made available > in /etc/pccard.conf. But after the insertion interrupt and configuration of > the card, the card cannot successfully generate interrupts as it operates when > configured with 9, 10, or 15. IRQ 11 works fine, though. > > I've searched the archives, and tried assigning the pcic to IRQs 9 and 10 > by using the appropriate boot loader variable, and giving IRQ 3 to pccard.conf. > But card insertion fails to generate an interrupt when I try to force the > pcic to IRQs 9 or 10. > > I suspect that IRQs 9 and 10 may be used by other system devices that are > not known to FreeBSD, but nevertheless there and conflicting with other uses > of 9 and 10. > > Does anyone have experience with this particular laptop hardware? I may turn > on pnp in the kernel (off so far), to see if this helps matters at all (not > quite sure why it would...maybe the BIOS holds onto 9 and 10 for allocation > by PNP devices only). > > Hmm. Maybe I should try moving the audio device off IRQ 5 (currently statically > configured), to IRQ 9 or 10, and giving 5 to pccard.conf. Comments? You might try using pnpinfo to see what irqs any pnp cards are using. -- Doug Rabson Mail: dfr@nlsystems.com Nonlinear Systems Ltd. Phone: +44 181 442 9037 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-mobile" in the body of the message
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