public inbox for u-boot@lists.denx.de
 help / color / mirror / Atom feed
From: Stefan Roese <sr@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] u-boot for SPEAr1310
Date: Fri, 24 Feb 2012 19:46:50 +0100	[thread overview]
Message-ID: <201202241946.50612.sr@denx.de> (raw)
In-Reply-To: <201202241937.45830.marek.vasut@gmail.com>

On Friday 24 February 2012 19:37:45 Marek Vasut wrote:
> > ...it started something. According to gdb it looks like "new" u-boot
> > executes briefly, but fails in C code while processing intialization,
> > and it seems that "old" u-boot takes over. (Some kind of failure and
> > board resets itself?).
> 
> Well yea, loading uboot from uboot isn't supported.

Not officially, yes. But for U-Boot images that are loaded via SPL into 
already configured SDRAM it might work. At least it does for me on SPEAr600:

U-Boot 2011.12-00388-g0166e9b (Feb 24 2012 - 15:28:17)-SPEAr

CPU:   SPEAr600
I2C:   ready
DRAM:  128 MiB
WARNING: Caches not enabled
Flash: 512 KiB
NAND:  128 MiB
Net:   mii0
Hit SPACE in 3 seconds to stop autoboot.
x500> tftp 800040 x500/u-boot.bin
Waiting for PHY auto negotiation to complete... done
ENET Speed is 1000 Mbps - FULL duplex connection
Using mii0 device
TFTP from server 10.0.0.152; our IP address is 10.0.0.246
Filename 'x500/u-boot.bin'.
Load address: 0x800040
Loading: #########################
done
Bytes transferred = 364352 (58f40 hex)
x500> go 800040
## Starting application at 0x00800040 ...


U-Boot 2011.12-00388-g0166e9b (Feb 24 2012 - 19:43:40)-SPEAr

CPU:   SPEAr600
I2C:   ready
DRAM:  128 MiB
WARNING: Caches not enabled
Flash: 512 KiB
NAND:  128 MiB
Net:   mii0
Hit SPACE in 3 seconds to stop autoboot.
x500> 


Important it the load and start address of course.

Now I'm really off for the weekend!
Stefan

  reply	other threads:[~2012-02-24 18:46 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-23 14:17 [U-Boot] u-boot for SPEAr1310 Pavel Machek
2012-02-23 14:42 ` Stefan Roese
2012-02-23 14:49   ` Marek Vasut
2012-02-23 15:22     ` Stefan Roese
2012-02-23 15:24       ` Marek Vasut
2012-02-24 18:16     ` Pavel Machek
2012-02-24 18:36       ` Stefan Roese
2012-02-27  2:34         ` Vipin Kumar
2012-02-24 18:37       ` Marek Vasut
2012-02-24 18:46         ` Stefan Roese [this message]
2012-03-15 11:46           ` Pavel Machek
2012-02-24  2:11   ` Vipin Kumar

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=201202241946.50612.sr@denx.de \
    --to=sr@denx.de \
    --cc=u-boot@lists.denx.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox