Subject: Re: we ethernet on prep
To: None <firstname.lastname@example.org>
From: Izumi Tsutsui <email@example.com>
Date: 06/14/2006 19:13:08
> Well.. it might be.. are you looking at the prep code, or the powerpc shared
> code? BAT mappings are really fast.. and the preferred way to wire things up
> on powerpc. Are you talking about how we batmap the whole PCI IO and MEM
> spaces in machdep, or something else? The big batmaps in machdep.c are probably
> the ideal way to do things.
Ah, I just misread the code. I thought powerpc/bus_space.c:memio_map()
did BAT mappings, but now I see it just looks up BAT mapped regions.
Sorry for the confusion.
Anyway, I'll check more what trigges the problem on my 7248.