Subject: Re: Fastest ARM board
To: Steve Woodford <scw@NetBSD.org>
From: Mark Murray <MarkM@TeamASA.com>
List: port-arm
Date: 10/25/2006 06:51:10
A better way to Dsiable the UART Interrupt is to disable the 
intterrupt at the UART, it is a single bit in the UART Intterrupt 
control register.

This way you won't miss any other interrupts such as timer, GigE, SCSI or SATA.

Mark




At 8:57 AM +0100 10/25/06, Steve Woodford wrote:
>On Tuesday 24 October 2006 20:18, Jason Thorpe wrote:
>>  On Oct 24, 2006, at 7:24 AM, Diana Eichert wrote:
>
>>  > If you want a TeamASA design and are willing to do some porting, the
>>  > Certance CP3100 is actually the TeamASA NPWR-SCE.  It's a
>>  > discontinued product from Certance, but still available as a surplus
>>  > item.  The last
>>  > one I bought was under US$200.
>>
>>  ...and probably not MUCH porting.  The -SCE has an i80321 on it, and I
>>  would guess that it is very much like the i80321 reference designs
>>  from software's perspective.  The NPWR-FC also had an i80321 on it, so
>>  that makes it even easier :-)
>
>The only caveat with the CP3100 is that the console UART's interrupt is
>hooked up to the HPI pin, which means the only way to mask it is to
>disable interrupts at the CPU. Other than that, it's a trivial port.
>
>Cheers, Steve


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                                      Mark Murray
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