Subject: Re: DECsystem 5500 support
To: Matt Thomas <matt@3am-software.com>
From: Jason Thorpe <thorpej@nas.nasa.gov>
List: port-vax
Date: 12/01/1999 09:56:49
On Wed, 01 Dec 1999 08:07:02 -0800
Matt Thomas <matt@3am-software.com> wrote:
> The sii is a completely different chip from the 5380. I almost have the
> 53c94 support done for the VS4000 machines. I don't know if it's applicable
> to the 5500. I think it's 53c94 uses a shared memory region instead of
> a DMA map like the VS4000.
Right, that's given away by the "DME ram94" message from the Ultrix CAM
code... ram94 is the same DME used by the PMAZ-A driver, and that's well
known to be a shared-SRAM buffer device.
-- Jason R. Thorpe <thorpej@nas.nasa.gov>