From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from tango.tkos.co.il ([62.219.50.35]) by canuck.infradead.org with esmtps (Exim 4.72 #1 (Red Hat Linux)) id 1PtyKN-0007Zo-HT for barebox@lists.infradead.org; Mon, 28 Feb 2011 08:19:36 +0000 Date: Mon, 28 Feb 2011 10:19:25 +0200 From: Baruch Siach Message-ID: <20110228081925.GG2667@jasper.tkos.co.il> References: <4D665867.4010404@telemotive.de> <20110224160440.GQ7381@pengutronix.de> <4D677315.5090600@telemotive.de> <20110225150657.GC29521@pengutronix.de> <4D67D3EA.9000106@telemotive.de> <20110228074053.GF29521@pengutronix.de> <20110228080923.GF2667@jasper.tkos.co.il> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20110228080923.GF2667@jasper.tkos.co.il> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: Install barebox on target To: Sascha Hauer Cc: barebox@lists.infradead.org Hi Sascha, Thomas, On Mon, Feb 28, 2011 at 10:09:23AM +0200, Baruch Siach wrote: > On Mon, Feb 28, 2011 at 08:40:53AM +0100, Sascha Hauer wrote: > > On Fri, Feb 25, 2011 at 05:08:10PM +0100, Thomas Mayer wrote: > > > thanks, I will try that. > > > Today I got our real hardware. It consists of the freescale cpu board, a > > > custom baseboard with a different display. > > > With that I was able to start barebox completely. Network works fine, > > > but I can't access the nand memory, because barebox doesn't find it at > > > startup. I added all possible nand drivers to barebox, but it still > > > doesn't work. > > > > > > Any idea? > > > > > > --------------------------------------- u-boot output > > > ----------------------------------------- > > > U-Boot 2009.08 (Jan 13 2010 - > > > > > > Page Geometry : > > > 4096+218 > > > > This will cause problems. I never had a nand with 4k block size and I > > doubt it will work out of the box. I don't know if that's the reason > > barebox does not find no nand device at all though. > > I'm also seeing problems with a 4k page size (+218 OOB) SLC NAND flash of > Micron on i.MX25. Barebox does identify the flash chip, but can't read it > correctly. I'm investigating the issue. So far I've found that the OOB area > is read as 0x00s instead of 0xffs, even for good blocks. This makes Barebox to > mark the whole flash as bad blocks. > > The Linux kernel, however, seems to work correctly with this flash when > applying a small fix to use the correct(?) nand_ecclayout. I should also add the booting from this NAND with Barebox works perfectly. I used the kernel to program Barebox into the flash. baruch > > > --------------------------------------- barebox output > > > ------------------------------------------ > > > barebox 2011.02.0 (Feb 25 2011 - 16:35:47) > > > > > > Board: Freescale MX35 3Stack > > > No NAND device found!!! > > > cfi_probe: cfi_flash base: 0xa0000000 size: 0x04000000 > > > mc13892-i2c@mc13892-i2c0: PMIC ID: 0x000045d0 [Rev: 2.0a] > > > smc911x: no smc911x found on 0xb6000000 (byte_test=0x00f000f0) > > > imx-ipu-fb@imx-ipu-fb0: i.MX Framebuffer driver > > > mc13892-i2c@mc13892-i2c0: revision: 0x45d0 > > > i.MX35 PDK CPU board version 1. > > > Malloc space: 0x86f00000 -> 0x87f00000 (size 16 MB) > > > Stack space : 0x86ef8000 -> 0x86f00000 (size 32 kB) > > > Open /dev/env0 No such file or directory > > > no valid environment found on /dev/env0. Using default environment > > > running /env/bin/init... > > > > > > > > > > > > regards > > > Thomas > > > > > > > > > > > > Am 25.02.2011 16:06, schrieb Sascha Hauer: > > > > On Fri, Feb 25, 2011 at 10:15:01AM +0100, Thomas Mayer wrote: > > > > > > > >> Hi Sascha, > > > >> > > > >> That's not quite correct. When you use the debug + personality board you > > > >> can boot directly from a mmc-card which contains bootloader, kernel and > > > >> rootfs without modifications. Only if you use the single personality > > > >> board, you have to modify die board a little bit. > > > >> > > > > Ah, ok. I didn't know that. > > > > > > > > > > > >> Thanks for your short introduction. I tried to run the barebox image > > > >> with u-boot and it seems to work. But after I get the following output > > > >> barebox stops and do nothing. > > > >> > > > > That's a bug in the support for multiple network devices. Please pull > > > > the -next branch again, then it should work. > > > > > > > > Sascha -- ~. .~ Tk Open Systems =}------------------------------------------------ooO--U--Ooo------------{= - baruch@tkos.co.il - tel: +972.2.679.5364, http://www.tkos.co.il - _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox