[ECOS] Memory Mapped register access in 80321
Mark Salter
msalter@redhat.com
Sun Jun 15 02:33:00 GMT 2003
>>>>> normanlaose writes:
> Hello Mark,
> Thanks for the response.
> I am curious. In Linux, I have to access these address
> using virtual address got from the ioremap(). I thought there
> was concept of virtual address in Redboot. Please correct me.
RedBoot does use virtual addresses. Almost everything on the
'321 boards are identity mapped. Take a look at:
http://sources.redhat.com/ecos/docs-latest/ref/iq80321.html
scroll down to the bottom for tables showing the physical
and virtual addresses used by eCos and RedBoot.
--Mark
--
Before posting, please read the FAQ: http://sources.redhat.com/fom/ecos
and search the list archive: http://sources.redhat.com/ml/ecos-discuss
More information about the Ecos-discuss
mailing list