cvs commit: src/sys/dev/puc puc.c

[Marius Strobl]

On Mon, Nov 07, 2005 at 11:44:53AM +0100, Poul-Henning Kamp wrote:
> 
> In message <20051107114332.D65849 at newtrinity.zeist.de>, Marius Strobl writes:
> >
> >On Sat, Nov 05, 2005 at 11:42:53PM +0100, Poul-Henning Kamp wrote:
> >> 
> >> In message <20051105232325.A41277 at newtrinity.zeist.de>, Marius Strobl writes:
> >> 
> >> >PUC_FASTINTR used to cause problems on sparc64 [...]
> >> >[...] I'm unsure about the
> >> >details, e.g. the endless loop might actually occur a bit later
> >> >during probing uart1 or before it's fully attached but I think
> >> >the problem is still there.
> >> 
> >> If so we should obviously take PUC_FASTINTR out on sparc64.
> >> 
> >
> >Well, unless you are up to fixing the problem, yes. I just gave
> >it a try, when using PUC_FASTINTR the loop still occurs during
> >attaching the first channel of a SAB 82532, it doesn't occur with
> >a Z8530 however.
> 
> Put an #ifdef in there then.
> 

Wouldn't the approach jhb@ suggested, moving PUC_FASTINTR to
DEFAULTS (except for sparc64) so people can easily turn it off
via nooptions, be better? Bde@ indicated that the problem isn't
unique to SCCs but can also happen with other devices supported
by puc(4).

Marius

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