Subject: Re: R: How to avoid serial port buffer overruns?
From: Lee Revell <rlrevell@joe-job.com>
To: Russell King <rmk+lkml@arm.linux.org.uk>
Cc: Giampaolo Tomassoni <g.tomassoni@libero.it>,
       Linux Kernel ML <linux-kernel@vger.kernel.org>,
       Alan Cox <alan@lxorguk.ukuu.org.uk>,
       Paul Fulghum <paulkf@microgate.com>
In-Reply-To: <20060818183430.GD21101@flint.arm.linux.org.uk>
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	 <20060818170450.GC21101@flint.arm.linux.org.uk>
	 <1155922240.2924.5.camel@mindpipe>
	 <20060818183430.GD21101@flint.arm.linux.org.uk>
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Date: Fri, 18 Aug 2006 14:52:53 -0400
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On Fri, 2006-08-18 at 19:34 +0100, Russell King wrote:
> That "0000:00:0b.0" looks like a PCI device ID.  If it were a fourport
> board, it would be "serial8250.3" according to the current enumeration
> in linux/serial_8250.h.
> 
> Also, another give away is that IRQ185 is being setup as a PCI interrupt
> immediately prior to the devices being registered.
> 
> And I doubt that an ISA board (which is what fourport is) would ever get
> such a high IRQ number.
> 

So you're saying that the standard 8250 driver is being used?

This is the board they are using:

http://www.moschip.com/html/MCS9845.html

Lee

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