From: John Stile <john@stilen.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] no mtdparted from U-Boot> prompt
Date: Fri, 21 Dec 2012 14:53:24 -0800 [thread overview]
Message-ID: <1356130404.28896.135.camel@genx> (raw)
In-Reply-To: <1356114581.28896.89.camel@genx>
On Fri, 2012-12-21 at 10:29 -0800, johns at msli.com wrote:
> On Fri, 2012-12-21 at 17:59 +0800, Bo Shen wrote:
> > Hi Johns,
> >
> > On 12/21/2012 07:53 AM, johns at 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"
>
>
>
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next prev parent reply other threads:[~2012-12-21 22:53 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-20 23:53 [U-Boot] no mtdparted from U-Boot> prompt johns at msli.com
2012-12-21 9:59 ` Bo Shen
2012-12-21 18:29 ` johns at msli.com
2012-12-21 22:53 ` John Stile [this message]
2012-12-21 23:13 ` Wolfgang Denk
2012-12-22 0:00 ` John Stile
2012-12-22 8:04 ` Anatolij Gustschin
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