cvs commit: src/sys/dev/pccard pccard.c pccardvar.h

Sam Leffler sam at
Wed Aug 6 15:33:12 UTC 2008

Warner Losh wrote:
> imp         2008-08-06 07:34:35 UTC
>   FreeBSD src repository
>   Modified files:
>     sys/dev/pccard       pccard.c pccardvar.h 
>   Log:
>   SVN rev 181342 on 2008-08-06 07:34:35Z by imp
>   Unify the initial card probe/attach procedure with the kldload
>   procedure.  There were some subtle differences before that could lead
>   to a variety of bugs, including resources being lost (in one case
>   forever).  pccard_probe_and_attach_card does this now, and includes
>   comments about what's going on and why, since it isn't obvious from
>   the code.  Please let me know if I've missed anything...
>   Provide a new function called pccard_select_cfe that allows drivers to
>   select which configuration entry to use.  This is needed for some
>   older pre-MFC standard cards with many functions that want to activate
>   all their functions by selecting alternative entries, or to work
>   around broken ones.  pccard_select_cfe will migrate into the
>   pccard_if.m interface as its interface stabilizes to keep all the
>   pccard drivers from referencing any symbols in the pccard.ko module
>   directly.

Are there any specific bugs this fixes?  For example I have seen cases 
where ejecting a wireless card leaves the ifnet around.  I also have a 
wireless card that does not probe (we've discsussed it; looks like an 
issue not powering on the socket).


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