From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by yocto-www.yoctoproject.org (Postfix, from userid 118) id 5AD0FE00BE0; Fri, 13 Jun 2014 00:04:32 -0700 (PDT) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on yocto-www.yoctoproject.org X-Spam-Level: X-Spam-Status: No, score=0.0 required=5.0 tests=none autolearn=ham version=3.3.1 X-Spam-HAM-Report: Received: from dan.rpsys.net (5751f4a1.skybroadband.com [87.81.244.161]) by yocto-www.yoctoproject.org (Postfix) with ESMTP id BDD92E00BB3 for ; Fri, 13 Jun 2014 00:04:30 -0700 (PDT) Received: from localhost (dan.rpsys.net [127.0.0.1]) by dan.rpsys.net (8.14.4/8.14.4/Debian-2.1ubuntu4) with ESMTP id s5D74FKC001221; Fri, 13 Jun 2014 08:04:15 +0100 X-Virus-Scanned: Debian amavisd-new at dan.rpsys.net Received: from dan.rpsys.net ([127.0.0.1]) by localhost (dan.rpsys.net [127.0.0.1]) (amavisd-new, port 10024) with LMTP id vNgtav_mrL0T; Fri, 13 Jun 2014 08:04:15 +0100 (BST) Received: from [192.168.3.10] (rpvlan0 [192.168.3.10]) (authenticated bits=0) by dan.rpsys.net (8.14.4/8.14.4/Debian-2.1ubuntu1) with ESMTP id s5D74B7H001217 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NOT); Fri, 13 Jun 2014 08:04:13 +0100 Message-ID: <1402643046.12440.468.camel@ted> From: Richard Purdie To: Kevin Hao Date: Fri, 13 Jun 2014 08:04:06 +0100 In-Reply-To: <1402634363-31407-1-git-send-email-kexin.hao@windriver.com> References: <1402634363-31407-1-git-send-email-kexin.hao@windriver.com> X-Mailer: Evolution 3.8.4-0ubuntu1 Mime-Version: 1.0 Cc: poky@yoctoproject.org Subject: Re: [PATCH 0/2] meta-yocto-bsp: enable the jffs2 for mpc8315e-rdb board X-BeenThere: poky@yoctoproject.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Poky build system developer discussion & patch submission for meta-yocto List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 13 Jun 2014 07:04:32 -0000 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit On Fri, 2014-06-13 at 12:39 +0800, Kevin Hao wrote: > Hi, > > This tries to enable the jffs2 support for the mpc8315e-rdb board. I have > tested the jffs2 with the following steps and it worked perfectly. > > 1. root@mpc8315e-rdb:~# cat /proc/mtd > dev: size erasesize name > mtd0: 00800000 00010000 "fe000000.flash" > mtd1: 00100000 00004000 "u-boot" > mtd2: 00300000 00004000 "kernel" > mtd3: 01c00000 00004000 "fs" > > 2. root@mpc8315e-rdb:~# flash_eraseall /dev/mtd3 > flash_eraseall has been replaced by `flash_erase 0 0`; please use it > Erasing 16 Kibyte @ 1bec000 -- 99 % complete flash_erase: Skipping bad block at 01bf0000 > flash_erase: Skipping bad block at 01bf4000 > flash_erase: Skipping bad block at 01bf8000 > flash_erase: Skipping bad block at 01bfc000 > Erasing 16 Kibyte @ 1bfc000 -- 100 % complete > > 3. root@mpc8315e-rdb:~# flashcp core-image-minimal-mpc8315e-rdb.jffs2 /dev/mtd3 > > 4. Then boot with a jffs2 rootfs > > 5. root@mpc8315e-rdb:~# cat /proc/cmdline > root=/dev/mtdblock3 rootfstype=jffs2 console=ttyS0,115200 > root@mpc8315e-rdb:~# > root@mpc8315e-rdb:~# mount > rootfs on / type rootfs (rw) > /dev/root on / type jffs2 (rw,relatime) > devtmpfs on /dev type devtmpfs (rw,relatime,size=59136k,nr_inodes=14784,mode=755) > proc on /proc type proc (rw,relatime) > sysfs on /sys type sysfs (rw,relatime) > debugfs on /sys/kernel/debug type debugfs (rw,relatime) > tmpfs on /run type tmpfs (rw,nosuid,nodev,mode=755) > tmpfs on /var/volatile type tmpfs (rw,relatime) > devpts on /dev/pts type devpts (rw,relatime,gid=5,mode=620) Can you please put this information into the README.hardware in meta-yocto-bsp so that others can find it, its useful to know how to use jffs2 on the default... Cheers, Richard