cvs commit: src/sys/dev/fdc fdc_isa.c

[M. Warner Losh]

In message: <20040831203807.GA60718 at freebie.xs4all.nl>
            Wilko Bulte <wb at freebie.xs4all.nl> writes:
: On Tue, Aug 31, 2004 at 08:37:10PM +0000, Warner Losh wrote..
: > imp         2004-08-31 20:37:10 UTC
: > 
: >   FreeBSD src repository
: > 
: >   Modified files:
: >     sys/dev/fdc          fdc_isa.c 
: >   Log:
: >   When ISA_PNP_PROBE is called, it will return 0 when it finds a device,
: >   ENOENT when there's no PNP ID for this device node, or ENXIO when there
: >   is one, but it doesn't match.
: >   
: >   In the nonPNP case (as most Alpha systems appear to be), we were
: 
: I think no Alpha has PNP.

Makes sense.  The Floppy controller usually shows up in the PNP BIOS
or ACPI tables.  I do believe that Alpha supports the ISA PNP,
however, for add-in cards.  We map both PNP BIOS and ISA PNP into the
same thing (which is probed with ISA_PNP_PROBE).

Warner