You should be able to recompile the kernel with built-in USB support and
boot the root file system from a USB "Key" drive. But you can't boot the
kernel image from USB as RedBoot does not support this.
I think recent versions of eCOS have USB support. Maybe we should look
into using this?
-Curtis.
On Sun, 2005-07-03 at 14:57, Jim Jackson wrote:
>
> On Sat, 2 Jul 2005, nitelitephoto wrote:
> > > > I have a 1GB USB disk with partion table and mkfs.jffs2. It
> seems
> > > > that the Linux system provided with TS-7250 cannot mount it,
> correct?
> > > > Only fat and ext2 are supported?
> > > >
> > > > $ mount /dev/scsi/host0/bus0/target0/lun0/part1 /mnt/usb
> > > > VFS: Can't find ext2 filesystem on dev sd(8,1).
> > > > yaffs: Attempting MTD mount on 8.1, "08:01"
> > > > FAT: bogus logical sector size 34276
> > > > VFS: Can't find a valid FAT filesystem on dev 08:01.
> > > > mount: Mounting /dev/scsi/host0/bus0/target0/lun0/part1 on
> /mnt/usb
> > > > failed: Invalid argument
> > >
> > > It may be possible to build yourself a kernel with the support in
> it, or
> > > if jffs2 support is available as a module compile yourself the
> > module and
> > > install it.
> > >
> > > However, I have to ask why are you using jffs2 ? I have seen
> > comments that
> > > jffs2 is not a good file system for CF. I thought I understood
> that to
> > > support jffs2 you needed better access to the underlying flash
> > > infrastructure than the CF interface gives?
> >
> > Hi Jim,
> >
> > The TS-7250 has limited space on the onboard flash. I planned to
> put
> > everything (Debian, my own programs, and data) on the USB disk and
> > chroot to it.
> >
> > I don't know much about jffs2. I tried to use it because that's
> what
> > the onboard flash uses.
> >
> > Any suggestions? Can I boot directly to a USB disk?
>
> Use an ext2 file system
>
> As far as I know you cannot boot from a USB disk
>
> The TS7200 has an onboard CF interface from which you can boot - I do
> this
> on my board.
>
> Jim
>
>
>
>
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