On Fri, 2012-12-21 at 10:29 -0800, jo...@msli.com wrote: > On Fri, 2012-12-21 at 17:59 +0800, Bo Shen wrote: > > Hi Johns, > > > > On 12/21/2012 07:53 AM, jo...@msli.com wrote: > > > This is my first post to the list. > > > I am using u-boot-1.3.4 in buildroot-2011.11 > > > My device is a at91sam9g20-ek > > > I have a patch adding: include/configs/at91sam9g20ek.h > > > which I gather acts as a config file for u-boot. > > > > > > U-Boot> help > > > does not list mtdparts > > > > > > But my bootargs does use it: > > > bootargs=mem=64M console=ttyS0,115200 > > > mtdparts=atmel_nand:4M(bootstrap/uboot/kernel)ro,60M(rootfs),-(data) > > > root=/dev/mtdblock1 rw rootfstype=jffs2 > > > > This mtdparts is defined for Linux kernel NAND driver. > > I had the impression there was also an interactive command-line tool for > mtdparts, from the u-boot prompt. >
This post give me the impression that there should be a uboot mtdparts command in addtion to the kernel option. http://stackoverflow.com/questions/8585864/nand-partitioning-in-u-boot > > > > > > Is there a trick to add the mtdparts command? > > > > Yes, you need to add "#define CONFIG_CMD_MTDPARTS" in > > > I added this to include/configs/at91sam9g20ek.h > > Now it contains: > #define CONFIG_JFFS2_NAND 1 > #define CONFIG_JFFS2_CMDLINE 1 > #define CONFIG_CMD_JFFS2 > #define CONFIG_CMD_MTDPARTS" > > > > NOTICE: This email may contain confidential information. Please see > http://www.meyersound.com/confidential/ for our complete policy. > _______________________________________________ > U-Boot mailing list > U-Boot@lists.denx.de > http://lists.denx.de/mailman/listinfo/u-boot _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
