From: Ralf Baechle <ralf@oss.sgi.com>
To: "Steven J. Hill" <sjhill@cotw.com>
Cc: Hartvig Ekner <hartvige@mips.com>, linux-mips@oss.sgi.com
Subject: Re: What is the maximum physical RAM for a 32bit MIPS core?
Date: Wed, 6 Feb 2002 06:29:45 +0100 [thread overview]
Message-ID: <20020206062945.A13634@dea.linux-mips.net> (raw)
In-Reply-To: <3C6044A7.13FEB2E2@cotw.com>; from sjhill@cotw.com on Tue, Feb 05, 2002 at 02:46:31PM -0600
On Tue, Feb 05, 2002 at 02:46:31PM -0600, Steven J. Hill wrote:
> > One note: Many MIPS32 implementations choose not to implement all 36 PA
> > bits, but limit themselves to 32 bits. This saves a few bits in the TLB
> > and a few address lines.
> >
> So, if someone did want 36 PA bits on Linux, the TLB exception handlers
> and a little of the page table construction/management code would have to
> change. The userspace contraints and such would still remain. Cool.
Basically the whole code is already in place except a few bugs fixes that
still need to go in.
Ralf
next prev parent reply other threads:[~2002-02-06 19:18 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-02-05 16:50 What is the maximum physical RAM for a 32bit MIPS core? Steven J. Hill
2002-02-05 17:47 ` Hartvig Ekner
2002-02-05 20:46 ` Steven J. Hill
2002-02-05 20:53 ` Hartvig Ekner
2002-02-05 20:53 ` Hartvig Ekner
2002-02-05 21:15 ` Pete Popov
2002-02-05 21:24 ` Steven J. Hill
2002-02-05 21:44 ` Pete Popov
2002-02-05 21:58 ` Bradley D. LaRonde
2002-02-05 21:58 ` Bradley D. LaRonde
2002-02-06 8:49 ` Geert Uytterhoeven
2002-02-06 11:16 ` nick
2002-02-06 12:07 ` Geert Uytterhoeven
2002-02-06 14:14 ` Bradley D. LaRonde
2002-02-06 14:14 ` Bradley D. LaRonde
2002-02-06 5:29 ` Ralf Baechle [this message]
2002-02-06 2:33 ` Ralf Baechle
2002-02-06 13:17 ` William Lee Irwin III
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