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Re: ecos start in ram
- To: "Gary Thomas" <gthomas at cambridge dot redhat dot com>
- Subject: Re: [ECOS] ecos start in ram
- From: "james chen" <james_ch1 at sina dot com>
- Date: Fri, 16 Feb 2001 13:17:31 +0800
- Cc: <ecos-discuss at sources dot redhat dot com>
- References: <XFMail.20010215201151.gthomas@cambridge.redhat.com>
my test board have no MMU, will you give suggestions?
>
> On 16-Feb-2001 james chen wrote:
> > Hello,
> >
> > now I am porting eCos to my test board (based ARM7TDMI), the ROM
> > address is 0x0 and the
> > RAM address is 0xc000000, but in ecos the RAM address is 0x0, so how to
> > config memory layout to run Redboot and eCos? I also think the vectors.S
> > file should be changed, will you tell any?
>
> This sounds very much like the Assabet (SA1110) system. We use the MMU
> to remap memory, swapping the RAM and ROM addresses around.
>
>