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Re: memory for exception vectors

To: Ladislav Michl <ladis@linux-mips.org>
Subject: Re: memory for exception vectors
From: Jun Sun <jsun@mvista.com>
Date: Mon, 12 May 2003 10:44:08 -0700
Cc: linux-mips@linux-mips.org, jsun@mvista.com
In-reply-to: <20030512115641.F17151@ftp.linux-mips.org>; from ladis@linux-mips.org on Mon, May 12, 2003 at 11:56:41AM +0100
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <20030512115641.F17151@ftp.linux-mips.org>
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User-agent: Mutt/1.2.5i
On Mon, May 12, 2003 at 11:56:41AM +0100, Ladislav Michl wrote:
> Could anyone tell me where is space for exception vectors reserved? Many 
> boards
> (for example Alchemy Pb1000, Galileo EV96100 or Galileo EV64120A) simply
> registers all available RAM with add_memory_region call, but I didn't find 
> code
> which reserves first 0x200 (on most CPUs) for exceptions vectors anywhere. I'd
> guess there is something obvious what I'm missing. Can you help me to see it?
>

Kernel only uses memory after the end of kernel image.  In that sense, all
memory before LOADADDR (see arch/mips/Makefile) is reserved.

Jun

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