Date: Thu, 7 Mar 2002 01:08:37 -0800 From: "Crist J. Clark" <crist.clark@attbi.com> To: "M. Warner Losh" <imp@village.org> Cc: mobile@FreeBSD.ORG Subject: Re: NEWCARD Docs Message-ID: <20020307010837.G69228@blossom.cjclark.org> In-Reply-To: <20020307.020105.89663368.imp@village.org>; from imp@village.org on Thu, Mar 07, 2002 at 02:01:05AM -0700 References: <20020306233506.D69228@blossom.cjclark.org> <20020307.004729.16515576.imp@village.org> <20020307004335.F69228@blossom.cjclark.org> <20020307.020105.89663368.imp@village.org>
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On Thu, Mar 07, 2002 at 02:01:05AM -0700, M. Warner Losh wrote:
> In message: <20020307004335.F69228@blossom.cjclark.org>
> "Crist J. Clark" <crist.clark@attbi.com> writes:
> : krillin# cis mem map c9853000
> : pccard1: CIS tuple chain:
> : CISTPL_END
> : ff
> : cis mem map c9853000
> : CISTPL_LINKTARGET expected, code ff observed
> : pccard1: Card has no functions!
> : pccbb1: PC Card card activation failed
>
> OK. The memory being used is bogus, somehow, and we're not mapping
> things correctly. So this is different than the problem I was seeing
> with mini-pci card. There the data was always wrong, but here the
> data is always 0xff, which tends to indicate "no hardware at that
> adress."
>
> : And as a side note, the CardBus card is being loaded, but doesn't work
> : too well. Looks like IRQ sharing issues. I get watchdog timeouts. Not
> : sure how to tell it to try to use other IRQs.
>
> FreeBSD's code must work with shared interrupts, so we have to fix any
> problems that might be there. Typically, however, the problem is that
> we've not properly routed the interrupt (or that the BIOS lied to us
> and told us it had routed an interrupt when in fact that interrupt
> isn't possible).
>
> What kind of machine do you have?
Oops. I thought that was in the first mail, but looking back I never
did. It's an IBM ThinkPad 600E.
--
Crist J. Clark | cjclark@alum.mit.edu
| cjclark@jhu.edu
http://people.freebsd.org/~cjc/ | cjc@freebsd.org
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