From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pantelis Antoniou Date: Tue, 27 Apr 2004 10:45:18 +0300 Subject: [U-Boot-Users] [RFC] NAND Flash In-Reply-To: <2574043332486841A5B27A5FE9769E4501447B4B@esealnt888.al.sw.ericsson.se> References: <2574043332486841A5B27A5FE9769E4501447B4B@esealnt888.al.sw.ericsson.se> Message-ID: <408E0F8E.1070309@intracom.gr> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Peter Billek (VI/SEA) wrote: >We are in the progress of starting to implement u-boot and will need NAND support as well. > >As it looks at the moment we will access the NAND flash not in page boundaries, but rather with arbitrary offsets. >At the moment we are using something similar to the boot command with is still a adaptation from former armboot. >We don't use ECC and also no FS, rather fixed addresses. However this has to change in the future, but for the moment we are just prototyping. > I hope you don't solder your chips on the board, cause bad blocks can be present in pristine chips fresh from the factory. This will NOT work, since a bad block anywhere in the range that you use means that you must replace the chip. >AS or the bad block cheeking, I would rather go for the relocation implementation rather than the erasing the complete chip. > > Me too, but it's kinda tricky... >I am looking forward to see how your work progresses and might commit to it in the future as well if I can. > > Looking forward to it too. >greetings >Peter Billek >Board Level Design, Realtime SW >Local Design Center VIE >Ericsson Enterprise GmbH >mailto:peter.billek at ericsson.com > > Regards Pantelis