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Re: Memory Mapped register access in 80321
- From: Mark Salter <msalter at redhat dot com>
- To: normanlaose at catcha dot com
- Cc: ecos-discuss at sources dot redhat dot com
- Date: Sat, 14 Jun 2003 20:49:47 -0400 (EDT)
- Subject: Re: [ECOS] Memory Mapped register access in 80321
- References: <1055637132.3eebbe8c499bf@mail.catcha.com>
>>>>> normanlaose writes:
> I am new to Redboot and I am writting a Redboot driver
> running on Intel 80321 processor. I have to access the
> Memory Mapped register located inside the CPU from
> the range FFFF F350 to FFFF F6B4. The document says that
> these address are "Internal Bus Address".
> Can I can access these address directly or should I convert
> them to something like virtual address to access them ?.
> If any conversion is required, can you please let me know
> how to convert the address.
> Thanks for the help in advance.
Those memory mapped registers may be accessed using the
documented addresses directly.
--Mark
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