"configured irq .. is not in bitmap of probed irqs 0" -- what
does it mean?
Bernd Walter
ticso at cicely12.cicely.de
Mon Jan 24 09:07:31 PST 2005
On Mon, Jan 24, 2005 at 08:00:08PM +0300, Andrew L. Neporada wrote:
> On Sun, Jan 23, 2005 at 09:35:16PM +0100, Bernd Walter wrote:
> > On Sun, Jan 23, 2005 at 01:42:46PM +0300, Andrew L. Neporada wrote:
> > > On Sat, Jan 22, 2005 at 02:52:21PM -0700, M. Warner Losh wrote:
> > > >
> > > > Chances are you don't have things configured quite correctly in the
> > > > bios. The interrupts aren't asserting proplerly.
> > >
> > > Interrupts 3,4,10,11 are reserved for ISA cards in BIOS.
> > > Tweaking "PnP aware OS [Y/N]" setting doesn't help.
> > > I've tried to tweak all relevant (IMO) BIOS settings without any effect :-(
> >
> > The question is if the card is configured to issue int10 and 11 for
> > sio1 and sio2.
>
> Err.. Do you mean sio2 & sio3 here?
Yes.
> > The probing sounds like you get no interrupt at all, but since the int
> > probing waits for unassigned interrupts the test may fail for special
> > systems or BIOS setups.
> >
> [snip]
> >
> > Test tranfering data at any speed and check vmstat -i output if you
> > got interrupts for it.
>
> Everything works fine at 57600 & 115200 bod (tested with a simple
> program that sends data between sio2 & sio3).
>
> vmstat -i:
>
> interrupt total rate
> ata0 irq14 10793 8
> ata1 irq15 15442 11
> rl0 irq9 32249 24
> atkbd0 irq1 2 0
> sio0 irq4 6 0
> sio1 irq3 7 0
> sio2 irq10 981321 757
> sio3 irq11 981382 757
> clk irq0 129329 99
> rtc irq8 165557 127
> Total 2316081 1788
Looks like everything is fine and the message is just false alarm.
--
B.Walter BWCT http://www.bwct.de
bernd at bwct.de info at bwct.de
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