From owner-freebsd-hardware  Sun Oct 29  7: 4:59 2000
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Date: Mon, 30 Oct 2000 02:03:56 +1100 (EST)
From: Bruce Evans <bde@zeta.org.au>
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To: Pawel Krawczyk <kravietz@ceti.pl>
Cc: freebsd-hardware@FreeBSD.ORG
Subject: Re: silo overflows on high-speed serial ports
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On Sat, 28 Oct 2000, Pawel Krawczyk wrote:

> Hello, I'm trying to use a high-speed serial port under FreeBSD-3.5 stable,
> but I only get such kernel messages:
> 
> sio0: 1 more silo overflow (total 29691)
> 
> The port is ISA card with jumper configured divisor, set up to 460800.

The fifo trigger level probably needs to be reduced a bit for 460800
(last instance of FIFO_RX_HIGH -> FIFO_RX_MEDH in sio.c).

Bruce



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