From: Nishanth Aravamudan <nacc@us.ibm.com>
To: Ryan Wang <openspace.wang@gmail.com>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: What does rmo/tce stand for in powerpc?
Date: Tue, 1 Nov 2011 10:25:31 -0700 [thread overview]
Message-ID: <20111101172531.GG16267@us.ibm.com> (raw)
In-Reply-To: <CAPxxNQnhXaKJ5ve-=0qwChuuvDj_027RM2pSD43DEf6BZbaHDA@mail.gmail.com>
Hi Ryan,
On 01.11.2011 [14:25:43 +0800], Ryan Wang wrote:
> Hi,
>
> In kernel source comments, I saw the words:
> ''
>
> alloc_top is set to the top of RMO, eventually shrink down if the
> <http://lxr.linux.no/linux+*/arch/powerpc/kernel/prom_init.c#L972>TCEs
> overlap
>
> ''
>
> I wonder what does RMO mean, and TCE?
RMO = Real Mode Offset -- deprecated in terms of Real Mode Area in PAPR.
TCE = Translation Control Entry
You should be able to find descriptions of both in PAPR.
Thanks,
Nish
--
Nishanth Aravamudan <nacc@us.ibm.com>
IBM Linux Technology Center
next prev parent reply other threads:[~2011-11-01 17:33 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-01 6:25 What does rmo/tce stand for in powerpc? Ryan Wang
2011-11-01 17:25 ` Nishanth Aravamudan [this message]
2011-11-02 11:17 ` Ryan Wang
2011-11-02 18:30 ` Nishanth Aravamudan
2011-11-02 19:19 ` Scott Wood
2011-11-03 1:05 ` Ryan Wang
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