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Re: Memory Mapped register access in 80321
>>>>> 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
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