Subject: Re: LCG autodetection figured out completely
To: None <port-vax@NetBSD.org>
From: Jan-Benedict Glaw <jbglaw@lug-owl.de>
List: port-vax
Date: 03/31/2004 07:42:52
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On Sun, 2004-03-21 16:55:36 -0800, Blaz Antonic <blaz.antonic@siol.net>
wrote in message <405E3988.EA9@siol.net>:
> For VLC:
> >>> e 200f0000
> logically AND the value returned with 0x07 (=3D disregard everything but
> lowest three bits) to get value v1
> >>> e 20020000
> logically AND the value returned with 0x80 (disregard all but 7th bit)
> to get value v2
>=20
> v1, v2 =3D LCG type:
> 0x05, irrelevant =3D 1280x1024 @ 8bpp
> 0x06, 0x80 =3D 1024x768 @ 8bpp
  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> 0x06, 0x00 =3D 640x480 @ 8bpp
> 0x07, 0x80 =3D 1024x768 @ 8bpp
  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> 0x07, 0x00 =3D 1024x864 @ 8bpp

Really two values but one FB mode? Or is one of those mono or 4bpp?

MfG, JBG

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