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To: linux-kernel@vger.kernel.org
From: "H. Peter Anvin" <hpa@zytor.com>
Subject: Re: mapping 36 bit physical addresses into 32 bit virtual
Date: 15 Oct 2002 15:54:35 -0700
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Followup to:  <20021015165947.50642.qmail@web13801.mail.yahoo.com>
By author:    Padraig O Mathuna <padraigo@yahoo.com>
In newsgroup: linux.dev.kernel
> 
> I'm developing some drivers for the AU1000 under
> Mountain Vista's 2.4.17 sherman release. The AU1000 is
> a MIPS based SOC with a 36 bit internal address bus
> and a 32 bit MIPS cpu.  According to the documentation
> the MIPS' TLB is able to map 32 bit virtual addresses
> to 36 bit physical addresses, however I cannot figure
> out how to get Linux to set this up.  I've looked at
> ioremap which only takes unsigned long (32bits) as an
> argument to assign a virtual address.  Is there
> another way?
> 

Oh no, the x86 madness is spreading!!!!

(It's depressing this happening on a MIPS system, which has been 64
bits since who-knows-when...)

*Vomit*

	-hpa
-- 
<hpa@transmeta.com> at work, <hpa@zytor.com> in private!
"Unix gives you enough rope to shoot yourself in the foot."
http://www.zytor.com/~hpa/puzzle.txt	<amsp@zytor.com>
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