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To: "Russell McGuire" <rmcguire@uwbt.com>
From: Wolfgang Denk <wd@denx.de>
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In-reply-to: Your message of "Wed, 13 Jul 2005 12:32:28 PDT."
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Date: Wed, 13 Jul 2005 22:34:09 +0200
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Cc: linuxppc-embedded@ozlabs.org
Subject: Re: linux and sram 
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In message <20050713153231.GA17534@mail19d.g19.rapidsite.net> you wrote:
> 
> If we are using U-boot and populate the CFG_SRAM_SIZE and CFG_SRAM_BASE
> values, and makes sure this is passed into the kernel.
> 
> Does Linux 2.4.2x+ have any direct support for this? Is it just added into
> the regular memory pool? Does it get used for specific tasks?

The standard Linux kernel knows nothing about SRAM.

> Or is this set aside for custom drivers?

Indeed. You need a driver to support SRAM.

Best regards,

Wolfgang Denk

-- 
Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd@denx.de
Microsoft Multimedia:
You have nice graphics, sound and animations when the system crashes.