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From: John Baldwin <jhb@freebsd.org>
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Cc: Bruce Cran <bruce@cran.org.uk>, current@freebsd.org
Subject: Re: fdc(4) regression: fdc0 fails to probe
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On Tuesday 18 August 2009 7:24:53 am Bruce Cran wrote:
> There appears to be a regression between 7.2 and 8.0-BETA2 with fdc(4):
> it used to find and attach fdc0, but now it fails to probe fdc0 but
> appears to initially find a nonexistant fdc1:
> 
> fdc0: No FDOUT register!
> fdc0 failed to probe at port 0x3f0 irq 6 drq 2 on isa0
> 
> But:
> 
> fdc1: <floppy drive controller> port 0x3f2-0x3f5,0x3f7 irq 6 drq 2 on
> acpi0 fdc1: ic_type 90 part_id 80
> fdc1: [FILTER]
> 
> But then it realises it doesn't really exist later on:
> 
> fdc1: output ready timeout
> fdc1: output ready timeout
> fdc1: output ready timeout
> fdc1: output ready timeout
> fdc1: output ready timeout
> fdc1: output ready timeout
> fdc1: output ready timeout
> [...]
> fdc1: output ready timeout
> fdc1: input ready timeout
> fdc1: input ready timeout
> fdc1: output ready timeout
> fdc1: input ready timeout
> fdc1: input ready timeout
> fdc1: output ready timeout
> fdc1: input ready timeout
> fdc1: input ready timeout
> fdc1: output ready timeout
> fdc1: input ready timeout
> fdc1: input ready timeout
> 
> I've attached a full verbose boot log.

I think fdc0 will work if you remove the fdc0 hints.

-- 
John Baldwin