Subject: Re: siop LE only?
To: Ignatios Souvatzis <is@netbsd.org>
From: Matt Thomas <matt@3am-software.com>
List: tech-kern
Date: 10/07/2001 16:55:25
At 10:45 PM 10/7/2001 +0200, Ignatios Souvatzis wrote:
>Hi,
>
>as Amiga should eventually move to use the machine-independent drivers
>for siop / osiop (instead of its own amiga/dev/siop.c and amiga/dev/siop2.c),
>I've started reading them.
>
>I notice that the siop register offset definitions only apply to little endian
>bus modes of the siop chips, e.g. PCI, while the chips in the Amiga (53c770,
>53c710) are connected in big endian chip mode.
>
>I wonder what to do about this - if it was only for the sake of Amiga, using
>a special bus_space that does translations should work fine. But are there
>any other non-PCI siop out there in NetBSD land, that would need a generic
>solution? Or would they do the same bus_space abusing?
osiop is used in mvme68k...
--
Matt Thomas Internet: matt@3am-software.com
3am Software Foundry WWW URL: http://www.3am-software.com/bio/matt/
Cupertino, CA Disclaimer: I avow all knowledge of this message