From mboxrd@z Thu Jan 1 00:00:00 1970 To: "AUBERT Cedric" Cc: "LinuxPPC Embedded" Subject: Re: U-Boot question From: Wolfgang Denk Mime-version: 1.0 Content-type: text/plain; charset=ISO-8859-1 In-reply-to: Your message of "Tue, 11 Feb 2003 09:03:34 +0100." Date: Tue, 11 Feb 2003 18:36:42 +0100 Message-Id: <20030211173647.641B8C5E20@atlas.denx.de> Sender: owner-linuxppc-embedded@lists.linuxppc.org List-Id: In message you wrote: > > I am in the state "while(learning){ .... }" of the U-Boot Porting Guide in > the README file. ... > The option CFG_SDRAM_BASE is the physical start address of SDRAM. > Okay, I understand that. But it's written _Must_ be 0 here. Right. Linux on PowerPC expects RAM to start at 0. > How can I do if my SDRAM ( on a MPC860 Board ) start at 04000000 ??? Just define a memory map where your SDRAM starts at 0. The memory controller is programmed in software, so you can chose any memory map you like. > PS : Sorry to don't post to the U-Boot mailing list but I have a failure > notice each time > I try to post on it. (550-Envelope sender verification failed) Then fix this! Best regards, Wolfgang Denk -- Software Engineering: Embedded and Realtime Systems, Embedded Linux Phone: (+49)-8142-4596-87 Fax: (+49)-8142-4596-88 Email: wd@denx.de The use of Microsoft crippleware systems is a sin that carries with it its own punishment. -- Tom Christiansen in <6bo3fr$pj8$5@csnews.cs.colorado.edu> ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/