linux-kernel - Re: ramdisk

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Message-ID: <ab40e9c0709041437m13b12b47r1461d3b9bba68a99@mail.gmail.com>
Date:	Tue, 4 Sep 2007 23:37:08 +0200
From:	"Xu Yang" <risingsunxy@...glemail.com>
To:	"linux-os (Dick Johnson)" <linux-os@...logic.com>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: ramdisk

Hi Dick,
Thanks for the reply.

then how to create these device nodes in /dev? from the information i
got from the cosole(unknown block(1,0) ), it seems that I didn't
create the device? I thought the kernel should do this work right? if
not how to create it?

thanks,

regards,


2007/9/4, linux-os (Dick Johnson) <linux-os@...logic.com>:
>
> 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
>
> [Snipped...]
>
> > but the kernel said it can not find any file system on it.
> >
> > regards,
> >
> > Yang
> >
>
> Cheers,
> Dick Johnson
> Penguin : Linux version 2.6.22.1 on an i686 machine (5588.30 BogoMips).
> My book : http://www.AbominableFirebug.com/
> _
>
>
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>
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