From: Ladislav Michl <ladis@linux-mips.org>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] Re: U-boot on OMAP 1510 Innovator board
Date: Mon, 29 Nov 2004 10:17:47 +0100 [thread overview]
Message-ID: <20041129091746.GA5558@simek> (raw)
In-Reply-To: <20041129085637.56430.qmail@web41012.mail.yahoo.com>
On Mon, Nov 29, 2004 at 12:56:36AM -0800, riya punjabi wrote:
> Truly speaking I don't know exactly how the U-boot
> booting process happens, I mean i don't know how it is
> loaded in differrent stages and where.... Can you plz
> suggest some tutorial for the same....I couldn't find
> one.
See README, Wiki and sources...
> I had changed TEXT_BASE since I assumed that after
> power-on the system reads from location 0x00000000. So
> I had changed the TEXT_BASE address so that the system
> would read from location 0x00000000 where I have
> placed my u-boot.
That's wrong. U-Boot copies itself into RAM and then executes from
there. So either use external or internal (as I do) RAM address.
See also u-boot.lds (linker script) and cpu/arm925t/start.S what
happens here.
Regards,
ladis
next prev parent reply other threads:[~2004-11-29 9:17 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-29 8:56 [U-Boot-Users] U-boot on OMAP 1510 Innovator board riya punjabi
2004-11-29 9:17 ` Ladislav Michl [this message]
2004-11-29 9:19 ` Wolfgang Denk
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