Subject: Re: Single file system (buf) read size
To: Chuck Silvers <email@example.com>
From: Ignatios Souvatzis <firstname.lastname@example.org>
Date: 03/13/2001 10:24:52
Content-Type: text/plain; charset=us-ascii
On Mon, Mar 12, 2001 at 10:19:38PM -0800, Chuck Silvers wrote:
> there's the MAXPHYS constant that you should bump up to the maximum i/o size
> you want to use. I wouldn't be surprised if you ran into trouble though,
> since I imagine hardly anyone tests drivers with an increased MAXPHYS.
The amiga/dev/asiop driver (and its descendants) have a static area of
dma regions allocated in the address space written by the driver and
read by the downloaded script code... it's scaled as MAXPHYS / MMUpagesize.
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