Subject: Re: NetBSD support PXA255?
To: None <kamalp@acm.org>
From: Hiroyuki Bessho <Bessho@genetec.co.jp>
List: port-arm
Date: 03/14/2005 10:41:34
Hi,
At Thu, 10 Mar 2005 22:41:27 -0800 (PST),
Kamal R Prasad wrote:
>
> [snip]
> >
> > Thanks for your tips, it does help me a lot.
> > I have two machines: one is CompuLab SB-ATX-X255,
> > and the other one is Triton.
> > It's time to crack xxx_machdep.c for me ;)
> > >
>
> I managed to get it running on Triton. If you do get
> stuck in switching to virtual addressing(in function
> setttb()), it is because the L1 page table entries
> that netbsd copies over -contain an invalid entry. The
> algorithm in place copies all entries setup by the
> bootloader (redboot) until it finds an invalid entry.
> Since the first one is invalid, but the rest are valid
> -you need to skip it and copy over the rest.
>
I'm just working on that part of lubbock_machdep.c to use
pmap_devmap_bootstrap() as seen in other boards' *_machdep.c.
--
bsh.