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Re: CONFIG_XIP_ROM vs. CONFIG_XIP_KERNEL

To: Tim Bird <tim.bird@am.sony.com>
Subject: Re: CONFIG_XIP_ROM vs. CONFIG_XIP_KERNEL
From: Ralf Baechle <ralf@linux-mips.org>
Date: Thu, 29 Apr 2004 22:09:27 +0200
Cc: linux kernel <linux-kernel@vger.kernel.org>, linux-arm-kernel@lists.arm.linux.org.uk, linux-mips@linux-mips.org, linux-sh-ctl@m17n.org, CE Linux Developers List <celinux-dev@tree.celinuxforum.org>
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On Thu, Apr 29, 2004 at 12:07:17PM -0700, Tim Bird wrote:

> I'm looking at some sources for kernel Execute-in-place (XIP).
> 
> I see references to CONFIG_XIP_ROM and CONFIG_XIP_KERNEL,
> in different architecture branches of the same kernel
> source tree.
> 
> Is this difference merely the result of inconsistent
> usage, or is there a functional difference between
> these two options?
> 
> I can imagine that CONFIG_XIP_ROM is intended only to
> handle XIP in ROM, and that CONFIG_XIP_KERNEL possibly
> handles additional cases like XIP in flash.  However,
> before jumping to that conclusion I thought I would
> ask if there is some intention behind the different
> config names.

Since you copied linux-mips - neither option is implemented for MIPS ...

  Ralf

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