Date: Sat, 30 Mar 2002 22:16:26 -0800 From: Alfred Perlstein <bright@mu.org> To: Michael Smith <msmith@freebsd.org> Cc: scott_long@btc.adaptec.com, mark_salyzyn@adaptec.com, obrien@freebsd.org, current@freebsd.org Subject: Re: asr can not map memory? Message-ID: <20020331061626.GJ93885@elvis.mu.org> In-Reply-To: <20020331055054.GI93885@elvis.mu.org> References: <20020331044558.GD93885@elvis.mu.org> <200203310533.g2V5XMc02681@mass.dis.org> <20020331055054.GI93885@elvis.mu.org>
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* Alfred Perlstein <bright@mu.org> [020330 21:51] wrote:
> * Michael Smith <msmith@freebsd.org> [020330 21:34] wrote:
> >
> > Your BIOS is assigning a memory range to the card that we don't believe
> > the bridge passes through. Our check is bogus because (as you see) the
> > range is actually legitimate (and we booger up some calculations). Add
> > the PCI_ALLOW_UNSUPPORTED_IO_RANGE option and this should go away.
>
> I was about to do that (add PCI_ALLOW_UNSUPPORTED_IO_RANGE) I'll toss
> a patch to make this a tunable/sysctl in a bit.
>
> Is there a way that we can "fix" this without blindly allowing bad
> bus_alloc_resources ? I'm a bit confused as to wheather our code is
> behaving oddly or if it's just the device violating some spec...
>
> > You should have bought a 3ware controller. 8)
>
> 3ware should talk to Frys. :)
>
> Thanks for responding so promptly.
This avoids a panic when probing, there's probably still some
badness going on with make/destroy dev in this driver.
Should I hold onto this card or should I suck it up and get
a 3ware online somewhere?
Index: asr.c
===================================================================
RCS file: /home/ncvs/src/sys/dev/asr/asr.c,v
retrieving revision 1.18
diff -u -r1.18 asr.c
--- asr.c 20 Mar 2002 02:02:35 -0000 1.18
+++ asr.c 30 Mar 2002 22:15:01 -0000
@@ -3179,7 +3192,6 @@
* Generate the device node information
*/
(void)make_dev(&asr_cdevsw, unit, 0, 0, S_IRWXU, "rasr%d", unit);
- destroy_dev(makedev(asr_cdevsw.d_maj,unit+1));
ATTACH_RETURN(0);
} /* asr_attach */
--
-Alfred Perlstein [alfred@freebsd.org]
'Instead of asking why a piece of software is using "1970s technology,"
start asking why software is ignoring 30 years of accumulated wisdom.'
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