From: Ralf Baechle <ralf@linux-mips.org>
To: "Erik J. Green" <erik@greendragon.org>
Cc: "linux-mips@linux-mips.org" <linux-mips@linux-mips.org>
Subject: Re: 64 to 32 bit jr
Date: Wed, 9 Apr 2003 03:33:22 +0200 [thread overview]
Message-ID: <20030409033322.B12708@linux-mips.org> (raw)
In-Reply-To: <1049727719.3e9192e77cc49@my.visi.com>; from erik@greendragon.org on Mon, Apr 07, 2003 at 03:01:59PM +0000
On Mon, Apr 07, 2003 at 03:01:59PM +0000, Erik J. Green wrote:
> I am unable to arrange my addresses similarly neatly, mostly I think due to
> fighting with the toolchain I have. Is it "legal" for me to load a
> kernel using the xkphys address and then do something like:
You may map the kernel into XKSEG (0xc000000000000000). The kernel
already has an option for that, CONFIG_MAPPED_KERNEL. It's used as a
ccNUMA optimization on large Origin configurations to map a local copy
of the kernel code to that address range.
Ralf
next prev parent reply other threads:[~2003-04-09 1:33 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-04-04 3:44 Unknown ARCS message/hang Erik J. Green
2003-04-04 12:58 ` Maciej W. Rozycki
2003-04-04 13:19 ` Guido Guenther
2003-04-04 14:19 ` Maciej W. Rozycki
2003-04-04 14:35 ` Guido Guenther
2003-04-04 14:40 ` Guido Guenther
2003-04-04 14:57 ` Erik J. Green
2003-04-04 15:27 ` Maciej W. Rozycki
2003-04-07 15:01 ` 64 to 32 bit jr Erik J. Green
2003-04-07 16:30 ` Maciej W. Rozycki
2003-04-07 17:18 ` Erik J. Green
2003-04-07 18:10 ` Maciej W. Rozycki
2003-04-09 1:33 ` Ralf Baechle [this message]
2003-04-04 14:43 ` Unknown ARCS message/hang Erik J. Green
2003-04-04 20:04 ` Thiemo Seufer
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