From: Jun Sun <jsun@mvista.com>
To: Ian Thompson <iant@palmchip.com>
Cc: linux-mips@oss.sgi.com
Subject: Re: ramdisk funkiness
Date: Wed, 30 May 2001 17:41:21 -0700 [thread overview]
Message-ID: <3B159331.CC353580@mvista.com> (raw)
In-Reply-To: 3B157A53.5728029@palmchip.com
Ian Thompson wrote:
>
> Hi,
>
> I'm porting the 2.4 kernel to a custom board, and I'm running into some
> trouble while trying to mount the root filesystem. There is no media
> (hard drives, cdrom drives, etc) attached to the system, but of course
> the kernel needs a root filesystem to boot. So, I'm trying to create an
> empty ramdisk and have the kernel mount that as the root fs. The kernel
> installs the ramdisk driver fine, but when it tries to open the ramdisk,
> I get this error message:
>
> RAMDISK driver initialized: 16 RAM disks of 128K size 1024 blocksize
> VFS: Cannot open root device "ram0" or 01:00
> Please append a correct "root=" boot option
> Kernel panic: VFS: Unable to mount root fs on 01:00
>
You don't need to supply "root=/dev/ram0" argument as long as you give the
configure in the following option:
Initial RAM disk (initrd) support (CONFIG_BLK_DEV_INITRD)
Jun
prev parent reply other threads:[~2001-05-31 1:07 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-05-30 22:55 ramdisk funkiness Ian Thompson
2001-05-30 23:17 ` Brian Murphy
[not found] ` <01053016114302.00826@gateway>
[not found] ` <3B158C4A.98CB5C26@palmchip.com>
2001-05-31 0:21 ` Ilya Volynets
2001-05-31 0:41 ` Jun Sun [this message]
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