linux-kernel - Re: ramdisk

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Message-ID: <ab40e9c0709050422s413df8c9v4a4fcf6c2437d6b4@mail.gmail.com>
Date:	Wed, 5 Sep 2007 13:22:37 +0200
From:	"Xu Yang" <risingsunxy@...glemail.com>
To:	"Uli Luckas" <u.luckas@...d.de>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	"linux-os (Dick Johnson)" <linux-os@...logic.com>
Subject: Re: ramdisk

Hi Uli,

yes, it is my mistake. actually in the boot option line It was
root=/dev/ram0 . sorry for the misleading.

regards,

yang


2007/9/5, Uli Luckas <u.luckas@...d.de>:
> On Tuesday, 4. September 2007, linux-os (Dick Johnson) wrote:
> > On Mon, 3 Sep 2007, Xu Yang wrote:
> > > Hi everyone,
> > >
> > > I want to use ramdisk to boot my filesystem, as I can't use NFS and
> > > harddisk.
> > >
> > > I have load the ramdisk into the ram memory (start address :0x4000000)
> > >
> > > and in the boot options I specified : root =dev/ram0 initrd=0x4000000
> >
> > Since you don't know what the default directory is, perhaps
> > root should be /dev/ram0. Also, make sure you actually create
> > those device nodes in /dev
> >
> Hey Dick,
> where exactly (on which file system) is Xu supposed to create the device
> nodes? ;-)
> Xu's problem is, he can't mount his _root_ filesystem in the first place.
> Therefore I doubt it'd help to have some device nodes somewhere ...
>
> Xu,
> all answers to your posting commented on your kernel command line. The command
> line you quoted contains "root =dev/ram0".
> You probably meant to write "root=/dev/ram0". To not waste our time, please
> clarify if this was a typo before asking further questions.
>
> regards,
> Uli
>
> --
>
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> Uli Luckas
> Software Development
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