Subject: Re: serial console on a 425e
To: None <port-hp300@netbsd.org>
From: Kevin Read <obsidian@gmx.de>
List: port-hp300
Date: 05/13/2000 16:57:09
On Fri, 12 May 2000, Michael Wolfson wrote:
> At 9:18 PM +0200 5/12/00, Kevin Read wrote:
>
> :)BTW; how hard would it be to write support for the fb of the 425e?
>
> Well, the first step would be to find out how the bootrom calls the
> framebuffer. On the 425e, the framebuffer is on the SGC bus (on all other
> hp300/400 machines it's on the DIO-I or DIO-II bus).
>
> Gavan has said he'd be willing to disassemble the bootrom to figure this
> out if someone could provide him with an image of the bootrom from a 425e.
Ok, how do I get the ROM on to a disk?
> Next one would need to add SGC support to NetBSD/hp300. This shouldn't be
> incredibly difficult since OpenBSD/hppa supports SGC framebuffers
> (NetBSD/hp700 hasn't progressed far enough yet, last I heard).
>
> Good luck,
> -- MW
>
>