From: Wolfgang Denk <wd@denx.de>
To: "Russell McGuire" <rmcguire@uwbt.com>
Cc: linuxppc-embedded@ozlabs.org
Subject: Re: linux and sram
Date: Wed, 13 Jul 2005 22:34:09 +0200 [thread overview]
Message-ID: <20050713203409.B6B0C353A37@atlas.denx.de> (raw)
In-Reply-To: Your message of "Wed, 13 Jul 2005 12:32:28 PDT." <20050713153231.GA17534@mail19d.g19.rapidsite.net>
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.
next prev parent reply other threads:[~2005-07-13 20:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-07-13 19:32 linux and sram Russell McGuire
2005-07-13 20:34 ` Wolfgang Denk [this message]
2005-07-13 22:20 ` Jörn Engel
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