this is the way i do it aswell. i have an ide type interface for my flash cards and i simply plug in a card (doesnt seem to mind to much about hotplugging it) and then type :
sudo dd if=./<insert image name here> of=/dev/hdc hdc is the flash ide converter type thing. regards Justin On Tuesday 14 May 2002 10:42 pm, Hugh Blemings wrote: > Hi Hussain, > > On Tue, 14 May 2002 14:23:49 -0400 > > "Hussain, Omar [LBRT/LNA]" <[EMAIL PROTECTED]> wrote: > > Anyone know of a device that will do a low level copy of a flash card ? > > I set up linux on a 128meg compact flash card, but I can't duplicate it > > very easily. I bought an IDE to compact flash adaptor, but that is > > useless, it reports different cylinders for different cards of the same > > size. jeesh... > > I'd defer to others more experienced than I but I don't think the > different geometries is an issue and is probably a reflection of what the > card is saying. Most IDE to CF adapters are completely passive, merely > putting the CF card into IDE rather than memory mode. > > If you can rig the IDE to CF adapter up on a system that has a hard disk > to act as temporary storage I would assume something like; > > (Plug in original CF card, I'm assuming it's /dev/hde) > > # dd if=/dev/hde of=cf-image.raw > > (unplug CF card) > > # dd of=cf-image.raw of=/dev/hde > > Will do the trick. Note that you're using /dev/hde rather than /dev/hde1 > as you're taking the entire device, not just a partition > > You may need to shutdown to swap cards depending on how the IDE to CF > adapter works. Also pay close attention to what you specify as the input > device (if) and output device (of) - if you get it wrong you'll end up > wiping the CF card, your hard disk or something else! > > Hope this helps - certainly seems to work quite OK with conventional hard > disks, and I'm pretty sure I've did it with CF devices a few years back. > > Cheers, > Hugh -- To unsubscribe from this list, send a message to [EMAIL PROTECTED] with the command "unsubscribe linux-embedded" in the message body. For more information, see <http://waste.org/mail/linux-embedded>.
