Subject: Re: Any NetBSD installations on VAX 11/{780,750,730} systems?
To: Jarkko Hermanni Teppo <jate@UWasa.Fi>
From: David Brownlee <abs@netbsd.org>
List: port-vax
Date: 12/29/2000 12:48:47
On Fri, 29 Dec 2000, Jarkko Hermanni Teppo wrote:

> On Fri, Dec 29, 2000 at 12:18:18PM +0000, David Brownlee wrote:
> >
> > 	We also have X on the Microvax 2000, plus its own unique
> > 	built in MFM controller.
> >
>
> The uVAX 2000 MFM controller is supported for RD-disks in 1.5. Okay,
> I haven't tested the release but it did work on 1.5A.
>
	Its commented out in GENERIC for 1.5, though the scsi driver
	seems to be there. Did it ever get bad block support?

> Using the machine was a different thing altogether, 1 VUP machine
> with 6MB memory. After booting (plenty of time to have lunch) it
> started paging when you typed 'ls'. Granted, this was the GENERIC
> kernel with all IPv6-stuff..

	We should really provide a 'leaner' kernel for the low end
	machines...

> >
> > 	On a more general note, there is also work on a new scsi subsystem
> > 	which should reduce the complexity of individual HBA drivers and
> > 	improve overall performance, plus a unified buffer cache which
> > 	should make much more effective use of memory on systems.
>
> So there might be hope for hp300 MI-SCSI ?:)
>
	Well, it still needs someone with an hp300 to write some code :)

> > 	use it, a reworked LKM mechanism which should enable kernels to be
> > 	much smaller and load less frequently used hardware support on
> > 	demand,
>
> This would be (if done well, which I'm sure it will be) a *really* good thing.
> See my "6MB memory"-comments.
>
> Jarkko "got to get hp300 to -current for UBC" Teppo


		David/absolute		-- www.netbsd.org: No hype required --